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/* Copyright (C) 2001-2005 Red Hat, Inc. |
/* |
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|
* grubby.c |
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This program is free software; you can redistribute it and/or |
* |
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modify it under the terms of the General Public License as published |
* Copyright (C) 2001-2008 Red Hat, Inc. |
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by the Free Software Foundation; either version 2 of the License, or |
* All rights reserved. |
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(at your option) any later version. |
* |
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|
* This program is free software; you can redistribute it and/or modify |
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This program is distributed in the hope that it will be useful, |
* it under the terms of the GNU General Public License as published by |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
* the Free Software Foundation; either version 2 of the License, or |
10 |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
* (at your option) any later version. |
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General Public License for more details. |
* |
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|
* This program is distributed in the hope that it will be useful, |
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You should have received a copy of the GNU General Public |
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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License along with this program; if not, write to the Free |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
* GNU General Public License for more details. |
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02111-1307 USA. */ |
* |
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* You should have received a copy of the GNU General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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#ifndef _GNU_SOURCE |
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#define _GNU_SOURCE |
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#endif |
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#include <ctype.h> |
#include <ctype.h> |
25 |
#include <errno.h> |
#include <errno.h> |
26 |
#include <fcntl.h> |
#include <fcntl.h> |
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#include <string.h> |
#include <string.h> |
32 |
#include <sys/stat.h> |
#include <sys/stat.h> |
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#include <unistd.h> |
#include <unistd.h> |
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#include <libgen.h> |
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#include <execinfo.h> |
36 |
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#include <signal.h> |
37 |
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#include <blkid/blkid.h> |
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39 |
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#define DEBUG 0 |
40 |
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|
41 |
#include "mount_by_label.h" |
#if DEBUG |
42 |
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#define dbgPrintf(format, args...) fprintf(stderr, format , ## args) |
43 |
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#else |
44 |
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#define dbgPrintf(format, args...) |
45 |
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#endif |
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|
47 |
#define _(A) (A) |
#define _(A) (A) |
48 |
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49 |
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#define MAX_EXTRA_INITRDS 16 /* code segment checked by --bootloader-probe */ |
50 |
#define CODE_SEG_SIZE 128 /* code segment checked by --bootloader-probe */ |
#define CODE_SEG_SIZE 128 /* code segment checked by --bootloader-probe */ |
51 |
|
|
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/* comments get lumped in with indention */ |
/* comments get lumped in with indention */ |
55 |
char * indent; |
char * indent; |
56 |
}; |
}; |
57 |
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|
58 |
enum lineType_e { LT_WHITESPACE, LT_TITLE, LT_KERNEL, LT_INITRD, LT_DEFAULT, |
enum lineType_e { |
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LT_UNKNOWN, LT_ROOT, LT_FALLBACK, LT_KERNELARGS, LT_BOOT, |
LT_WHITESPACE = 1 << 0, |
60 |
LT_BOOTROOT, LT_LBA, LT_MBMODULE, LT_OTHER, LT_GENERIC }; |
LT_TITLE = 1 << 1, |
61 |
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LT_KERNEL = 1 << 2, |
62 |
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LT_INITRD = 1 << 3, |
63 |
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LT_HYPER = 1 << 4, |
64 |
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LT_DEFAULT = 1 << 5, |
65 |
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LT_MBMODULE = 1 << 6, |
66 |
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LT_ROOT = 1 << 7, |
67 |
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LT_FALLBACK = 1 << 8, |
68 |
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LT_KERNELARGS = 1 << 9, |
69 |
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LT_BOOT = 1 << 10, |
70 |
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LT_BOOTROOT = 1 << 11, |
71 |
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LT_LBA = 1 << 12, |
72 |
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LT_OTHER = 1 << 13, |
73 |
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LT_GENERIC = 1 << 14, |
74 |
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LT_UNKNOWN = 1 << 15, |
75 |
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}; |
76 |
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|
77 |
struct singleLine { |
struct singleLine { |
78 |
char * indent; |
char * indent; |
93 |
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|
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#define GRUB_CONFIG_NO_DEFAULT (1 << 0) /* don't write out default=0 */ |
#define GRUB_CONFIG_NO_DEFAULT (1 << 0) /* don't write out default=0 */ |
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|
|
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#define KERNEL_KERNEL (1 << 0) |
/* These defines are (only) used in addNewKernel() */ |
97 |
#define KERNEL_INITRD (1 << 2) |
#define NEED_KERNEL (1 << 0) |
98 |
#define KERNEL_TITLE (1 << 3) |
#define NEED_INITRD (1 << 1) |
99 |
#define KERNEL_ARGS (1 << 4) |
#define NEED_TITLE (1 << 2) |
100 |
#define KERNEL_MB (1 << 5) |
#define NEED_ARGS (1 << 3) |
101 |
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#define NEED_MB (1 << 4) |
102 |
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|
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#define MAIN_DEFAULT (1 << 0) |
#define MAIN_DEFAULT (1 << 0) |
104 |
#define DEFAULT_SAVED -2 |
#define DEFAULT_SAVED -2 |
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char * key; |
char * key; |
108 |
enum lineType_e type; |
enum lineType_e type; |
109 |
char nextChar; |
char nextChar; |
110 |
} ; |
char separatorChar; |
111 |
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}; |
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|
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struct configFileInfo { |
struct configFileInfo { |
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char * defaultConfig; |
char * defaultConfig; |
120 |
int argsInQuotes; |
int argsInQuotes; |
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int maxTitleLength; |
int maxTitleLength; |
122 |
int titleBracketed; |
int titleBracketed; |
123 |
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int mbHyperFirst; |
124 |
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int mbInitRdIsModule; |
125 |
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int mbConcatArgs; |
126 |
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int mbAllowExtraInitRds; |
127 |
}; |
}; |
128 |
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|
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struct keywordTypes grubKeywords[] = { |
struct keywordTypes grubKeywords[] = { |
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{ "default", LT_DEFAULT, ' ' }, |
{ "default", LT_DEFAULT, ' ' }, |
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{ "fallback", LT_FALLBACK, ' ' }, |
{ "fallback", LT_FALLBACK, ' ' }, |
134 |
{ "kernel", LT_KERNEL, ' ' }, |
{ "kernel", LT_KERNEL, ' ' }, |
135 |
{ "initrd", LT_INITRD, ' ' }, |
{ "initrd", LT_INITRD, ' ', ' ' }, |
136 |
{ "module", LT_MBMODULE, ' ' }, |
{ "module", LT_MBMODULE, ' ' }, |
137 |
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{ "kernel", LT_HYPER, ' ' }, |
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{ NULL, 0, 0 }, |
{ NULL, 0, 0 }, |
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}; |
}; |
140 |
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|
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struct configFileInfo grubConfigType = { |
struct configFileInfo grubConfigType = { |
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"/boot/grub/grub.conf", /* defaultConfig */ |
"/etc/grub.conf", /* defaultConfig */ |
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grubKeywords, /* keywords */ |
grubKeywords, /* keywords */ |
144 |
1, /* defaultIsIndex */ |
1, /* defaultIsIndex */ |
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1, /* defaultSupportSaved */ |
1, /* defaultSupportSaved */ |
148 |
0, /* argsInQuotes */ |
0, /* argsInQuotes */ |
149 |
0, /* maxTitleLength */ |
0, /* maxTitleLength */ |
150 |
0, /* titleBracketed */ |
0, /* titleBracketed */ |
151 |
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1, /* mbHyperFirst */ |
152 |
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1, /* mbInitRdIsModule */ |
153 |
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0, /* mbConcatArgs */ |
154 |
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1, /* mbAllowExtraInitRds */ |
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}; |
}; |
156 |
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|
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struct keywordTypes yabootKeywords[] = { |
struct keywordTypes yabootKeywords[] = { |
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{ "partition", LT_GENERIC, '=' }, |
{ "partition", LT_GENERIC, '=' }, |
186 |
{ "device", LT_GENERIC, '=' }, |
{ "device", LT_GENERIC, '=' }, |
187 |
{ "fstype", LT_GENERIC, '=' }, |
{ "fstype", LT_GENERIC, '=' }, |
188 |
{ "initrd", LT_INITRD, '=' }, |
{ "initrd", LT_INITRD, '=', ';' }, |
189 |
{ "append", LT_KERNELARGS, '=' }, |
{ "append", LT_KERNELARGS, '=' }, |
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{ "boot", LT_BOOT, '=' }, |
{ "boot", LT_BOOT, '=' }, |
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{ "lba", LT_LBA, ' ' }, |
{ "lba", LT_LBA, ' ' }, |
205 |
{ NULL, 0, 0 }, |
{ NULL, 0, 0 }, |
206 |
}; |
}; |
207 |
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|
208 |
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struct keywordTypes eliloKeywords[] = { |
209 |
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{ "label", LT_TITLE, '=' }, |
210 |
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{ "root", LT_ROOT, '=' }, |
211 |
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{ "default", LT_DEFAULT, '=' }, |
212 |
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{ "image", LT_KERNEL, '=' }, |
213 |
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{ "initrd", LT_INITRD, '=' }, |
214 |
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{ "append", LT_KERNELARGS, '=' }, |
215 |
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{ "vmm", LT_HYPER, '=' }, |
216 |
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{ NULL, 0, 0 }, |
217 |
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}; |
218 |
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|
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struct keywordTypes siloKeywords[] = { |
struct keywordTypes siloKeywords[] = { |
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{ "label", LT_TITLE, '=' }, |
{ "label", LT_TITLE, '=' }, |
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{ "root", LT_ROOT, '=' }, |
{ "root", LT_ROOT, '=' }, |
237 |
{ NULL, 0, 0 }, |
{ NULL, 0, 0 }, |
238 |
}; |
}; |
239 |
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|
240 |
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struct keywordTypes extlinuxKeywords[] = { |
241 |
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{ "label", LT_TITLE, ' ' }, |
242 |
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{ "root", LT_ROOT, ' ' }, |
243 |
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{ "default", LT_DEFAULT, ' ' }, |
244 |
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{ "kernel", LT_KERNEL, ' ' }, |
245 |
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{ "initrd", LT_INITRD, ' ', ',' }, |
246 |
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{ "append", LT_KERNELARGS, ' ' }, |
247 |
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{ "prompt", LT_UNKNOWN, ' ' }, |
248 |
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{ NULL, 0, 0 }, |
249 |
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}; |
250 |
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int useextlinuxmenu; |
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struct configFileInfo eliloConfigType = { |
struct configFileInfo eliloConfigType = { |
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"/boot/efi/EFI/redhat/elilo.conf", /* defaultConfig */ |
"/boot/efi/EFI/redhat/elilo.conf", /* defaultConfig */ |
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liloKeywords, /* keywords */ |
eliloKeywords, /* keywords */ |
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0, /* defaultIsIndex */ |
0, /* defaultIsIndex */ |
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0, /* defaultSupportSaved */ |
0, /* defaultSupportSaved */ |
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LT_KERNEL, /* entrySeparator */ |
LT_KERNEL, /* entrySeparator */ |
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1, /* argsInQuotes */ |
1, /* argsInQuotes */ |
259 |
0, /* maxTitleLength */ |
0, /* maxTitleLength */ |
260 |
0, /* titleBracketed */ |
0, /* titleBracketed */ |
261 |
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0, /* mbHyperFirst */ |
262 |
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0, /* mbInitRdIsModule */ |
263 |
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1, /* mbConcatArgs */ |
264 |
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0, /* mbAllowExtraInitRds */ |
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}; |
}; |
266 |
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|
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struct configFileInfo liloConfigType = { |
struct configFileInfo liloConfigType = { |
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1, /* argsInQuotes */ |
1, /* argsInQuotes */ |
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15, /* maxTitleLength */ |
15, /* maxTitleLength */ |
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0, /* titleBracketed */ |
0, /* titleBracketed */ |
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0, /* mbHyperFirst */ |
278 |
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0, /* mbInitRdIsModule */ |
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0, /* mbConcatArgs */ |
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0, /* mbAllowExtraInitRds */ |
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}; |
}; |
282 |
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struct configFileInfo yabootConfigType = { |
struct configFileInfo yabootConfigType = { |
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1, /* argsInQuotes */ |
1, /* argsInQuotes */ |
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15, /* maxTitleLength */ |
15, /* maxTitleLength */ |
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0, /* titleBracketed */ |
0, /* titleBracketed */ |
293 |
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0, /* mbHyperFirst */ |
294 |
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0, /* mbInitRdIsModule */ |
295 |
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0, /* mbConcatArgs */ |
296 |
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1, /* mbAllowExtraInitRds */ |
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}; |
}; |
298 |
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struct configFileInfo siloConfigType = { |
struct configFileInfo siloConfigType = { |
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1, /* argsInQuotes */ |
1, /* argsInQuotes */ |
307 |
15, /* maxTitleLength */ |
15, /* maxTitleLength */ |
308 |
0, /* titleBracketed */ |
0, /* titleBracketed */ |
309 |
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0, /* mbHyperFirst */ |
310 |
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0, /* mbInitRdIsModule */ |
311 |
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0, /* mbConcatArgs */ |
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0, /* mbAllowExtraInitRds */ |
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}; |
}; |
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struct configFileInfo ziplConfigType = { |
struct configFileInfo ziplConfigType = { |
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LT_TITLE, /* entrySeparator */ |
LT_TITLE, /* entrySeparator */ |
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0, /* needsBootPrefix */ |
0, /* needsBootPrefix */ |
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1, /* argsInQuotes */ |
1, /* argsInQuotes */ |
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15, /* maxTitleLength */ |
0, /* maxTitleLength */ |
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1, /* titleBracketed */ |
1, /* titleBracketed */ |
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0, /* mbHyperFirst */ |
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0, /* mbInitRdIsModule */ |
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0, /* mbConcatArgs */ |
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0, /* mbAllowExtraInitRds */ |
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}; |
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struct configFileInfo extlinuxConfigType = { |
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"/boot/extlinux/extlinux.conf", /* defaultConfig */ |
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extlinuxKeywords, /* keywords */ |
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0, /* defaultIsIndex */ |
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0, /* defaultSupportSaved */ |
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LT_TITLE, /* entrySeparator */ |
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1, /* needsBootPrefix */ |
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0, /* argsInQuotes */ |
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255, /* maxTitleLength */ |
340 |
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0, /* titleBracketed */ |
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0, /* mbHyperFirst */ |
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0, /* mbInitRdIsModule */ |
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0, /* mbConcatArgs */ |
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1, /* mbAllowExtraInitRds */ |
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}; |
}; |
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struct grubConfig { |
struct grubConfig { |
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struct configFileInfo * cfi; |
struct configFileInfo * cfi; |
357 |
}; |
}; |
358 |
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struct singleEntry * findEntryByIndex(struct grubConfig * cfg, int index); |
struct singleEntry * findEntryByIndex(struct grubConfig * cfg, int index); |
360 |
struct singleEntry * findEntryByPath(struct grubConfig * cfg, |
struct singleEntry * findEntryByPath(struct grubConfig * cfg, |
361 |
const char * path, const char * prefix, |
const char * path, const char * prefix, |
362 |
int * index); |
int * index); |
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static char * strndup(char * from, int len); |
|
363 |
static int readFile(int fd, char ** bufPtr); |
static int readFile(int fd, char ** bufPtr); |
364 |
static void lineInit(struct singleLine * line); |
static void lineInit(struct singleLine * line); |
365 |
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struct singleLine * lineDup(struct singleLine * line); |
366 |
static void lineFree(struct singleLine * line); |
static void lineFree(struct singleLine * line); |
367 |
static int lineWrite(FILE * out, struct singleLine * line, |
static int lineWrite(FILE * out, struct singleLine * line, |
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struct configFileInfo * cfi); |
struct configFileInfo * cfi); |
369 |
static int getNextLine(char ** bufPtr, struct singleLine * line, |
static int getNextLine(char ** bufPtr, struct singleLine * line, |
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struct configFileInfo * cfi); |
struct configFileInfo * cfi); |
371 |
static char * getRootSpecifier(char * str); |
static char * getRootSpecifier(char * str); |
372 |
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static void insertElement(struct singleLine * line, |
373 |
static char * strndup(char * from, int len) { |
const char * item, int insertHere, |
374 |
char * to; |
struct configFileInfo * cfi); |
375 |
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static void removeElement(struct singleLine * line, int removeHere); |
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to = malloc(len + 1); |
static struct keywordTypes * getKeywordByType(enum lineType_e type, |
377 |
strncpy(to, from, len); |
struct configFileInfo * cfi); |
378 |
to[len] = '\0'; |
static enum lineType_e getTypeByKeyword(char * keyword, |
379 |
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struct configFileInfo * cfi); |
380 |
return to; |
static struct singleLine * getLineByType(enum lineType_e type, |
381 |
} |
struct singleLine * line); |
382 |
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static int checkForExtLinux(struct grubConfig * config); |
383 |
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struct singleLine * addLineTmpl(struct singleEntry * entry, |
384 |
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struct singleLine * tmplLine, |
385 |
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struct singleLine * prevLine, |
386 |
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const char * val, |
387 |
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struct configFileInfo * cfi); |
388 |
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struct singleLine * addLine(struct singleEntry * entry, |
389 |
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struct configFileInfo * cfi, |
390 |
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enum lineType_e type, char * defaultIndent, |
391 |
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const char * val); |
392 |
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|
393 |
static char * sdupprintf(const char *format, ...) |
static char * sdupprintf(const char *format, ...) |
394 |
#ifdef __GNUC__ |
#ifdef __GNUC__ |
423 |
return buf; |
return buf; |
424 |
} |
} |
425 |
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426 |
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static struct keywordTypes * getKeywordByType(enum lineType_e type, |
427 |
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struct configFileInfo * cfi) { |
428 |
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struct keywordTypes * kw; |
429 |
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for (kw = cfi->keywords; kw->key; kw++) { |
430 |
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if (kw->type == type) |
431 |
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return kw; |
432 |
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} |
433 |
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return NULL; |
434 |
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} |
435 |
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436 |
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static char * getpathbyspec(char *device) { |
437 |
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static blkid_cache blkid; |
438 |
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|
439 |
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if (!blkid) |
440 |
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blkid_get_cache(&blkid, NULL); |
441 |
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442 |
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return blkid_get_devname(blkid, device, NULL); |
443 |
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} |
444 |
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445 |
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static enum lineType_e getTypeByKeyword(char * keyword, |
446 |
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struct configFileInfo * cfi) { |
447 |
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struct keywordTypes * kw; |
448 |
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for (kw = cfi->keywords; kw->key; kw++) { |
449 |
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if (!strcmp(keyword, kw->key)) |
450 |
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return kw->type; |
451 |
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} |
452 |
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return LT_UNKNOWN; |
453 |
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} |
454 |
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455 |
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static struct singleLine * getLineByType(enum lineType_e type, |
456 |
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struct singleLine * line) { |
457 |
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dbgPrintf("getLineByType(%d): ", type); |
458 |
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for (; line; line = line->next) { |
459 |
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dbgPrintf("%d:%s ", line->type, |
460 |
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line->numElements ? line->elements[0].item : "(empty)"); |
461 |
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if (line->type & type) break; |
462 |
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} |
463 |
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dbgPrintf(line ? "\n" : " (failed)\n"); |
464 |
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return line; |
465 |
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} |
466 |
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|
467 |
static int isBracketedTitle(struct singleLine * line) { |
static int isBracketedTitle(struct singleLine * line) { |
468 |
if ((*line->elements[0].item == '[') && (line->numElements == 1)) { |
if (line->numElements == 1 && *line->elements[0].item == '[') { |
469 |
int len = strlen(line->elements[0].item); |
int len = strlen(line->elements[0].item); |
470 |
if (*(line->elements[0].item + len - 1) == ']') { |
if (*(line->elements[0].item + len - 1) == ']') { |
471 |
/* FIXME: this is a hack... */ |
/* FIXME: this is a hack... */ |
477 |
return 0; |
return 0; |
478 |
} |
} |
479 |
|
|
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/* figure out if this is a entry separator */ |
|
480 |
static int isEntrySeparator(struct singleLine * line, |
static int isEntrySeparator(struct singleLine * line, |
481 |
struct configFileInfo * cfi) { |
struct configFileInfo * cfi) { |
482 |
if (line->type == LT_WHITESPACE) |
return line->type == cfi->entrySeparator || line->type == LT_OTHER || |
483 |
return 0; |
(cfi->titleBracketed && isBracketedTitle(line)); |
|
if (line->type == cfi->entrySeparator) |
|
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return 1; |
|
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if (line->type == LT_OTHER) |
|
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return 1; |
|
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if (cfi->titleBracketed && isBracketedTitle(line)) { |
|
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return 1; |
|
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} |
|
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return 0; |
|
484 |
} |
} |
485 |
|
|
486 |
/* extract the title from within brackets (for zipl) */ |
/* extract the title from within brackets (for zipl) */ |
531 |
line->next = NULL; |
line->next = NULL; |
532 |
} |
} |
533 |
|
|
534 |
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struct singleLine * lineDup(struct singleLine * line) { |
535 |
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int i; |
536 |
|
struct singleLine * newLine = malloc(sizeof(*newLine)); |
537 |
|
|
538 |
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newLine->indent = strdup(line->indent); |
539 |
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newLine->next = NULL; |
540 |
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newLine->type = line->type; |
541 |
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newLine->numElements = line->numElements; |
542 |
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newLine->elements = malloc(sizeof(*newLine->elements) * |
543 |
|
newLine->numElements); |
544 |
|
|
545 |
|
for (i = 0; i < newLine->numElements; i++) { |
546 |
|
newLine->elements[i].indent = strdup(line->elements[i].indent); |
547 |
|
newLine->elements[i].item = strdup(line->elements[i].item); |
548 |
|
} |
549 |
|
|
550 |
|
return newLine; |
551 |
|
} |
552 |
|
|
553 |
static void lineFree(struct singleLine * line) { |
static void lineFree(struct singleLine * line) { |
554 |
int i; |
int i; |
555 |
|
|
575 |
if (fputc('"', out) == EOF) return -1; |
if (fputc('"', out) == EOF) return -1; |
576 |
|
|
577 |
if (fprintf(out, "%s", line->elements[i].item) == -1) return -1; |
if (fprintf(out, "%s", line->elements[i].item) == -1) return -1; |
578 |
if (fprintf(out, "%s", line->elements[i].indent) == -1) return -1; |
if (i < line->numElements - 1) |
579 |
|
if (fprintf(out, "%s", line->elements[i].indent) == -1) return -1; |
580 |
} |
} |
581 |
|
|
582 |
if (line->type == LT_KERNELARGS && cfi->argsInQuotes) |
if (line->type == LT_KERNELARGS && cfi->argsInQuotes) |
595 |
char * chptr; |
char * chptr; |
596 |
int elementsAlloced = 0; |
int elementsAlloced = 0; |
597 |
struct lineElement * element; |
struct lineElement * element; |
|
struct keywordTypes * keywords = cfi->keywords; |
|
598 |
int first = 1; |
int first = 1; |
|
int i; |
|
599 |
|
|
600 |
lineFree(line); |
lineFree(line); |
601 |
|
|
649 |
if (!line->numElements) |
if (!line->numElements) |
650 |
line->type = LT_WHITESPACE; |
line->type = LT_WHITESPACE; |
651 |
else { |
else { |
652 |
for (i = 0; keywords[i].key; i++) |
line->type = getTypeByKeyword(line->elements[0].item, cfi); |
653 |
if (!strcmp(line->elements[0].item, keywords[i].key)) break; |
if (line->type == LT_UNKNOWN) { |
|
|
|
|
if (keywords[i].key) { |
|
|
line->type = keywords[i].type; |
|
|
} else { |
|
|
line->type = LT_UNKNOWN; |
|
|
|
|
654 |
/* zipl does [title] instead of something reasonable like all |
/* zipl does [title] instead of something reasonable like all |
655 |
* the other boot loaders. kind of ugly */ |
* the other boot loaders. kind of ugly */ |
656 |
if (cfi->titleBracketed && isBracketedTitle(line)) { |
if (cfi->titleBracketed && isBracketedTitle(line)) { |
686 |
line->type = LT_WHITESPACE; |
line->type = LT_WHITESPACE; |
687 |
line->numElements = 0; |
line->numElements = 0; |
688 |
} |
} |
689 |
|
} else { |
690 |
|
struct keywordTypes *kw; |
691 |
|
|
692 |
|
kw = getKeywordByType(line->type, cfi); |
693 |
|
|
694 |
|
/* space isn't the only separator, we need to split |
695 |
|
* elements up more |
696 |
|
*/ |
697 |
|
if (!isspace(kw->separatorChar)) { |
698 |
|
int i; |
699 |
|
char indent[2] = ""; |
700 |
|
indent[0] = kw->separatorChar; |
701 |
|
for (i = 1; i < line->numElements; i++) { |
702 |
|
char *p; |
703 |
|
int j; |
704 |
|
int numNewElements; |
705 |
|
|
706 |
|
numNewElements = 0; |
707 |
|
p = line->elements[i].item; |
708 |
|
while (*p != '\0') { |
709 |
|
if (*p == kw->separatorChar) |
710 |
|
numNewElements++; |
711 |
|
p++; |
712 |
|
} |
713 |
|
if (line->numElements + numNewElements >= elementsAlloced) { |
714 |
|
elementsAlloced += numNewElements + 5; |
715 |
|
line->elements = realloc(line->elements, |
716 |
|
sizeof(*line->elements) * elementsAlloced); |
717 |
|
} |
718 |
|
|
719 |
|
for (j = line->numElements; j > i; j--) { |
720 |
|
line->elements[j + numNewElements] = line->elements[j]; |
721 |
|
} |
722 |
|
line->numElements += numNewElements; |
723 |
|
|
724 |
|
p = line->elements[i].item; |
725 |
|
while (*p != '\0') { |
726 |
|
|
727 |
|
while (*p != kw->separatorChar && *p != '\0') p++; |
728 |
|
if (*p == '\0') { |
729 |
|
break; |
730 |
|
} |
731 |
|
|
732 |
|
free(line->elements[i].indent); |
733 |
|
line->elements[i].indent = strdup(indent); |
734 |
|
*p++ = '\0'; |
735 |
|
i++; |
736 |
|
line->elements[i].item = strdup(p); |
737 |
|
line->elements[i].indent = strdup(""); |
738 |
|
p = line->elements[i].item; |
739 |
|
} |
740 |
|
} |
741 |
|
} |
742 |
} |
} |
743 |
} |
} |
744 |
|
|
821 |
if (line->type == LT_DEFAULT && line->numElements == 2) { |
if (line->type == LT_DEFAULT && line->numElements == 2) { |
822 |
cfg->flags &= ~GRUB_CONFIG_NO_DEFAULT; |
cfg->flags &= ~GRUB_CONFIG_NO_DEFAULT; |
823 |
defaultLine = line; |
defaultLine = line; |
824 |
|
|
825 |
|
} else if (line->type == LT_KERNEL) { |
826 |
|
/* if by some freak chance this is multiboot and the "module" |
827 |
|
* lines came earlier in the template, make sure to use LT_HYPER |
828 |
|
* instead of LT_KERNEL now |
829 |
|
*/ |
830 |
|
if (entry->multiboot) |
831 |
|
line->type = LT_HYPER; |
832 |
|
|
833 |
} else if (line->type == LT_MBMODULE) { |
} else if (line->type == LT_MBMODULE) { |
834 |
|
/* go back and fix the LT_KERNEL line to indicate LT_HYPER |
835 |
|
* instead, now that we know this is a multiboot entry. |
836 |
|
* This only applies to grub, but that's the only place we |
837 |
|
* should find LT_MBMODULE lines anyway. |
838 |
|
*/ |
839 |
|
struct singleLine * l; |
840 |
|
for (l = entry->lines; l; l = l->next) { |
841 |
|
if (l->type == LT_HYPER) |
842 |
|
break; |
843 |
|
else if (l->type == LT_KERNEL) { |
844 |
|
l->type = LT_HYPER; |
845 |
|
break; |
846 |
|
} |
847 |
|
} |
848 |
entry->multiboot = 1; |
entry->multiboot = 1; |
849 |
|
|
850 |
|
} else if (line->type == LT_HYPER) { |
851 |
|
entry->multiboot = 1; |
852 |
|
|
853 |
} else if (line->type == LT_FALLBACK && line->numElements == 2) { |
} else if (line->type == LT_FALLBACK && line->numElements == 2) { |
854 |
cfg->fallbackImage = strtol(line->elements[1].item, &end, 10); |
cfg->fallbackImage = strtol(line->elements[1].item, &end, 10); |
855 |
if (*end) cfg->fallbackImage = -1; |
if (*end) cfg->fallbackImage = -1; |
856 |
|
|
857 |
} else if (line->type == LT_TITLE && line->numElements > 1) { |
} else if (line->type == LT_TITLE && line->numElements > 1) { |
858 |
/* make the title a single argument (undoing our parsing) */ |
/* make the title a single argument (undoing our parsing) */ |
859 |
len = 0; |
len = 0; |
878 |
line->elements[line->numElements - 1].indent; |
line->elements[line->numElements - 1].indent; |
879 |
line->elements[1].item = buf; |
line->elements[1].item = buf; |
880 |
line->numElements = 2; |
line->numElements = 2; |
881 |
|
|
882 |
} else if (line->type == LT_KERNELARGS && cfi->argsInQuotes) { |
} else if (line->type == LT_KERNELARGS && cfi->argsInQuotes) { |
883 |
/* Strip off any " which may be present; they'll be put back |
/* Strip off any " which may be present; they'll be put back |
884 |
on write. This is one of the few (the only?) places that grubby |
on write. This is one of the few (the only?) places that grubby |
888 |
int last, len; |
int last, len; |
889 |
|
|
890 |
if (*line->elements[1].item == '"') |
if (*line->elements[1].item == '"') |
891 |
memcpy(line->elements[1].item, line->elements[1].item + 1, |
memmove(line->elements[1].item, line->elements[1].item + 1, |
892 |
strlen(line->elements[1].item + 1) + 1); |
strlen(line->elements[1].item + 1) + 1); |
893 |
|
|
894 |
last = line->numElements - 1; |
last = line->numElements - 1; |
895 |
len = strlen(line->elements[last].item) - 1; |
len = strlen(line->elements[last].item) - 1; |
896 |
if (line->elements[last].item[len] == '"') |
if (line->elements[last].item[len] == '"') |
897 |
line->elements[last].item[len] = '\0'; |
line->elements[last].item[len] = '\0'; |
898 |
} |
} |
|
|
|
899 |
} |
} |
900 |
|
|
901 |
/* If we find a generic config option which should live at the |
/* If we find a generic config option which should live at the |
915 |
movedLine = 1; |
movedLine = 1; |
916 |
continue; /* without setting 'last' */ |
continue; /* without setting 'last' */ |
917 |
} |
} |
918 |
|
|
919 |
/* If a second line of whitespace happens after a generic option |
/* If a second line of whitespace happens after a generic option |
920 |
which was moved, drop it. */ |
which was moved, drop it. */ |
921 |
if (movedLine && line->type == LT_WHITESPACE && last->type == LT_WHITESPACE) { |
if (movedLine && line->type == LT_WHITESPACE && last->type == LT_WHITESPACE) { |
931 |
entry->lines = line; |
entry->lines = line; |
932 |
else |
else |
933 |
last->next = line; |
last->next = line; |
934 |
|
dbgPrintf("readConfig added %d to %p\n", line->type, entry); |
935 |
} else { |
} else { |
936 |
if (!cfg->theLines) |
if (!cfg->theLines) |
937 |
cfg->theLines = line; |
cfg->theLines = line; |
938 |
else { |
else |
939 |
last->next = line; |
last->next = line; |
940 |
} |
dbgPrintf("readConfig added %d to cfg\n", line->type); |
941 |
} |
} |
942 |
|
|
943 |
last = line; |
last = line; |
967 |
extractTitle(line))) break; |
extractTitle(line))) break; |
968 |
} |
} |
969 |
i++; |
i++; |
970 |
|
entry = NULL; |
971 |
} |
} |
972 |
|
|
973 |
if (entry) cfg->defaultImage = i; |
if (entry){ |
974 |
|
cfg->defaultImage = i; |
975 |
|
}else{ |
976 |
|
cfg->defaultImage = -1; |
977 |
|
} |
978 |
} |
} |
979 |
|
} else { |
980 |
|
cfg->defaultImage = 0; |
981 |
} |
} |
982 |
|
|
983 |
return cfg; |
return cfg; |
1013 |
|
|
1014 |
if (!entry) return; |
if (!entry) return; |
1015 |
|
|
1016 |
line = entry->lines; |
line = getLineByType(LT_TITLE, entry->lines); |
|
while (line && line->type != LT_TITLE) line = line->next; |
|
1017 |
|
|
1018 |
if (line && line->numElements >= 2) |
if (line && line->numElements >= 2) |
1019 |
fprintf(out, "%sdefault%s%s\n", indent, separator, |
fprintf(out, "%sdefault%s%s\n", indent, separator, |
1047 |
int rc; |
int rc; |
1048 |
|
|
1049 |
/* most likely the symlink is relative, so change our |
/* most likely the symlink is relative, so change our |
1050 |
directory to / */ |
directory to the dir of the symlink */ |
1051 |
rc = chdir("/"); |
rc = chdir(dirname(strdupa(outName))); |
1052 |
do { |
do { |
1053 |
buf = alloca(len + 1); |
buf = alloca(len + 1); |
1054 |
rc = readlink(outName, buf, len); |
rc = readlink(basename(outName), buf, len); |
1055 |
if (rc == len) len += 256; |
if (rc == len) len += 256; |
1056 |
} while (rc == len); |
} while (rc == len); |
1057 |
|
|
1162 |
int i; |
int i; |
1163 |
struct stat sb, sb2; |
struct stat sb, sb2; |
1164 |
char * dev; |
char * dev; |
|
char * end; |
|
1165 |
char * rootspec; |
char * rootspec; |
1166 |
|
|
|
line = entry->lines; |
|
|
while (line && line->type != LT_KERNEL) line = line->next; |
|
|
|
|
|
if (!line) return 0; |
|
1167 |
if (skipRemoved && entry->skip) return 0; |
if (skipRemoved && entry->skip) return 0; |
1168 |
if (line->numElements < 2) return 0; |
|
1169 |
|
line = getLineByType(LT_KERNEL|LT_HYPER, entry->lines); |
1170 |
|
if (!line || line->numElements < 2) return 0; |
1171 |
|
|
1172 |
if (flags & GRUBBY_BADIMAGE_OKAY) return 1; |
if (flags & GRUBBY_BADIMAGE_OKAY) return 1; |
1173 |
|
|
1175 |
strlen(line->elements[1].item) + 1); |
strlen(line->elements[1].item) + 1); |
1176 |
rootspec = getRootSpecifier(line->elements[1].item); |
rootspec = getRootSpecifier(line->elements[1].item); |
1177 |
sprintf(fullName, "%s%s", bootPrefix, |
sprintf(fullName, "%s%s", bootPrefix, |
1178 |
line->elements[1].item + ((rootspec != NULL) ? |
line->elements[1].item + (rootspec ? strlen(rootspec) : 0)); |
|
strlen(rootspec) : 0)); |
|
1179 |
if (access(fullName, R_OK)) return 0; |
if (access(fullName, R_OK)) return 0; |
1180 |
|
|
1181 |
for (i = 2; i < line->numElements; i++) |
for (i = 2; i < line->numElements; i++) |
1184 |
dev = line->elements[i].item + 5; |
dev = line->elements[i].item + 5; |
1185 |
} else { |
} else { |
1186 |
/* look for a lilo style LT_ROOT line */ |
/* look for a lilo style LT_ROOT line */ |
1187 |
line = entry->lines; |
line = getLineByType(LT_ROOT, entry->lines); |
|
while (line && line->type != LT_ROOT) line = line->next; |
|
1188 |
|
|
1189 |
if (line && line->numElements >= 2) { |
if (line && line->numElements >= 2) { |
1190 |
dev = line->elements[1].item; |
dev = line->elements[1].item; |
1191 |
} else { |
} else { |
1192 |
int type; |
/* didn't succeed in finding a LT_ROOT, let's try LT_KERNELARGS. |
1193 |
/* didn't succeed in finding a LT_ROOT, let's try LT_KERNELARGS */ |
* grub+multiboot uses LT_MBMODULE for the args, so check that too. |
1194 |
line = entry->lines; |
*/ |
1195 |
|
line = getLineByType(LT_KERNELARGS|LT_MBMODULE, entry->lines); |
|
type = ((entry->multiboot) ? LT_MBMODULE : LT_KERNELARGS); |
|
|
|
|
|
while (line && line->type != type) line = line->next; |
|
1196 |
|
|
1197 |
/* failed to find one */ |
/* failed to find one */ |
1198 |
if (!line) return 0; |
if (!line) return 0; |
1208 |
} |
} |
1209 |
} |
} |
1210 |
|
|
1211 |
if (!strncmp(dev, "LABEL=", 6)) { |
dev = getpathbyspec(dev); |
1212 |
dev += 6; |
if (!dev) |
1213 |
|
return 0; |
1214 |
/* check which device has this label */ |
|
1215 |
dev = get_spec_by_volume_label(dev, &i, &i); |
i = stat(dev, &sb); |
1216 |
if (!dev) return 0; |
if (i) |
1217 |
} |
return 0; |
1218 |
|
|
|
if (*dev == '/') { |
|
|
if (stat(dev, &sb)) |
|
|
return 0; |
|
|
} else { |
|
|
sb.st_rdev = strtol(dev, &end, 16); |
|
|
if (*end) return 0; |
|
|
} |
|
1219 |
stat("/", &sb2); |
stat("/", &sb2); |
1220 |
|
|
1221 |
if (sb.st_rdev != sb2.st_dev) return 0; |
if (sb.st_rdev != sb2.st_dev) |
1222 |
|
return 0; |
1223 |
|
|
1224 |
return 1; |
return 1; |
1225 |
} |
} |
1263 |
entry = findEntryByIndex(config, indexVars[i]); |
entry = findEntryByIndex(config, indexVars[i]); |
1264 |
if (!entry) return NULL; |
if (!entry) return NULL; |
1265 |
|
|
1266 |
line = entry->lines; |
line = getLineByType(LT_KERNEL|LT_HYPER, entry->lines); |
|
while (line && line->type != LT_KERNEL) |
|
|
line = line->next; |
|
|
|
|
1267 |
if (!line) return NULL; |
if (!line) return NULL; |
1268 |
|
|
1269 |
if (index) *index = indexVars[i]; |
if (index) *index = indexVars[i]; |
1305 |
kernel += 6; |
kernel += 6; |
1306 |
} |
} |
1307 |
|
|
1308 |
while ((entry = findEntryByIndex(config, i))) { |
for (entry = findEntryByIndex(config, i); entry; entry = entry->next, i++) { |
1309 |
line = entry->lines; |
if (entry->skip) continue; |
|
while (line && line->type != checkType) line=line->next; |
|
1310 |
|
|
1311 |
|
dbgPrintf("findEntryByPath looking for %d %s in %p\n", checkType, kernel, entry); |
1312 |
|
|
1313 |
if (line && line->numElements >= 2 && !entry->skip) { |
/* check all the lines matching checkType */ |
1314 |
rootspec = getRootSpecifier(line->elements[1].item); |
for (line = entry->lines; line; line = line->next) { |
1315 |
if (!strcmp(line->elements[1].item + |
line = getLineByType(entry->multiboot && checkType == LT_KERNEL ? |
1316 |
((rootspec != NULL) ? strlen(rootspec) : 0), |
LT_KERNEL|LT_MBMODULE|LT_HYPER : |
1317 |
kernel + strlen(prefix))) |
checkType, line); |
1318 |
break; |
if (!line) break; /* not found in this entry */ |
1319 |
} |
|
1320 |
|
if (line && line->numElements >= 2) { |
1321 |
/* have to check multiboot lines too */ |
rootspec = getRootSpecifier(line->elements[1].item); |
1322 |
if (entry->multiboot) { |
if (!strcmp(line->elements[1].item + |
1323 |
while (line && line->type != LT_MBMODULE) line = line->next; |
((rootspec != NULL) ? strlen(rootspec) : 0), |
1324 |
if (line && line->numElements >= 2 && !entry->skip) { |
kernel + strlen(prefix))) |
1325 |
rootspec = getRootSpecifier(line->elements[1].item); |
break; |
1326 |
if (!strcmp(line->elements[1].item + |
} |
1327 |
((rootspec != NULL) ? strlen(rootspec) : 0), |
} |
|
kernel + strlen(prefix))) |
|
|
break; |
|
|
} |
|
|
} |
|
1328 |
|
|
1329 |
i++; |
/* make sure this entry has a kernel identifier; this skips |
1330 |
|
* non-Linux boot entries (could find netbsd etc, though, which is |
1331 |
|
* unfortunate) |
1332 |
|
*/ |
1333 |
|
if (line && getLineByType(LT_KERNEL|LT_HYPER, entry->lines)) |
1334 |
|
break; /* found 'im! */ |
1335 |
} |
} |
1336 |
|
|
1337 |
if (index) *index = i; |
if (index) *index = i; |
1338 |
} |
} |
1339 |
|
|
|
if (!entry) return NULL; |
|
|
|
|
|
/* make sure this entry has a kernel identifier; this skips non-Linux |
|
|
boot entries (could find netbsd etc, though, which is unfortunate) */ |
|
|
line = entry->lines; |
|
|
while (line && line->type != LT_KERNEL) line = line->next; |
|
|
if (!line) { |
|
|
if (!index) index = &i; |
|
|
(*index)++; |
|
|
return findEntryByPath(config, kernel, prefix, index); |
|
|
} |
|
|
|
|
1340 |
return entry; |
return entry; |
1341 |
} |
} |
1342 |
|
|
1501 |
char * root = NULL; |
char * root = NULL; |
1502 |
int i; |
int i; |
1503 |
|
|
|
line = entry->lines; |
|
|
while (line && line->type != LT_KERNEL) line = line->next; |
|
|
|
|
1504 |
printf("index=%d\n", index); |
printf("index=%d\n", index); |
1505 |
|
|
1506 |
|
line = getLineByType(LT_KERNEL|LT_HYPER, entry->lines); |
1507 |
|
if (!line) { |
1508 |
|
printf("non linux entry\n"); |
1509 |
|
return; |
1510 |
|
} |
1511 |
|
|
1512 |
printf("kernel=%s\n", line->elements[1].item); |
printf("kernel=%s\n", line->elements[1].item); |
1513 |
|
|
1514 |
if (line->numElements >= 3) { |
if (line->numElements >= 3) { |
1526 |
} |
} |
1527 |
printf("\"\n"); |
printf("\"\n"); |
1528 |
} else { |
} else { |
1529 |
line = entry->lines; |
line = getLineByType(LT_KERNELARGS, entry->lines); |
|
while (line && line->type != LT_KERNELARGS) line=line->next; |
|
|
|
|
1530 |
if (line) { |
if (line) { |
1531 |
char * s; |
char * s; |
1532 |
|
|
1550 |
} |
} |
1551 |
|
|
1552 |
if (!root) { |
if (!root) { |
1553 |
line = entry->lines; |
line = getLineByType(LT_ROOT, entry->lines); |
|
while (line && line->type != LT_ROOT) line = line->next; |
|
|
|
|
1554 |
if (line && line->numElements >= 2) |
if (line && line->numElements >= 2) |
1555 |
root=line->elements[1].item; |
root=line->elements[1].item; |
1556 |
} |
} |
1565 |
printf("root=%s\n", s); |
printf("root=%s\n", s); |
1566 |
} |
} |
1567 |
|
|
1568 |
line = entry->lines; |
line = getLineByType(LT_INITRD, entry->lines); |
|
while (line && line->type != LT_INITRD) line = line->next; |
|
1569 |
|
|
1570 |
if (line && line->numElements >= 2) { |
if (line && line->numElements >= 2) { |
1571 |
printf("initrd=%s", prefix); |
printf("initrd=%s", prefix); |
1649 |
if (config->cfi == &grubConfigType) { |
if (config->cfi == &grubConfigType) { |
1650 |
dumpSysconfigGrub(); |
dumpSysconfigGrub(); |
1651 |
} else { |
} else { |
1652 |
line = config->theLines; |
line = getLineByType(LT_BOOT, config->theLines); |
|
while (line && line->type != LT_BOOT) line = line->next; |
|
1653 |
if (line && line->numElements >= 1) { |
if (line && line->numElements >= 1) { |
1654 |
printf("boot=%s\n", line->elements[1].item); |
printf("boot=%s\n", line->elements[1].item); |
1655 |
} |
} |
1656 |
|
|
1657 |
line = config->theLines; |
line = getLineByType(LT_LBA, config->theLines); |
|
while (line && line->type != LT_LBA) line = line->next; |
|
1658 |
if (line) printf("lba\n"); |
if (line) printf("lba\n"); |
1659 |
} |
} |
1660 |
|
|
1669 |
return 0; |
return 0; |
1670 |
} |
} |
1671 |
|
|
1672 |
|
struct singleLine * addLineTmpl(struct singleEntry * entry, |
1673 |
|
struct singleLine * tmplLine, |
1674 |
|
struct singleLine * prevLine, |
1675 |
|
const char * val, |
1676 |
|
struct configFileInfo * cfi) |
1677 |
|
{ |
1678 |
|
struct singleLine * newLine = lineDup(tmplLine); |
1679 |
|
|
1680 |
|
if (val) { |
1681 |
|
/* override the inherited value with our own. |
1682 |
|
* This is a little weak because it only applies to elements[1] |
1683 |
|
*/ |
1684 |
|
if (newLine->numElements > 1) |
1685 |
|
removeElement(newLine, 1); |
1686 |
|
insertElement(newLine, val, 1, cfi); |
1687 |
|
|
1688 |
|
/* but try to keep the rootspec from the template... sigh */ |
1689 |
|
if (tmplLine->type & (LT_HYPER|LT_KERNEL|LT_MBMODULE|LT_INITRD)) { |
1690 |
|
char * rootspec = getRootSpecifier(tmplLine->elements[1].item); |
1691 |
|
if (rootspec != NULL) { |
1692 |
|
free(newLine->elements[1].item); |
1693 |
|
newLine->elements[1].item = |
1694 |
|
sdupprintf("%s%s", rootspec, val); |
1695 |
|
} |
1696 |
|
} |
1697 |
|
} |
1698 |
|
|
1699 |
|
dbgPrintf("addLineTmpl(%s)\n", newLine->numElements ? |
1700 |
|
newLine->elements[0].item : ""); |
1701 |
|
|
1702 |
|
if (!entry->lines) { |
1703 |
|
/* first one on the list */ |
1704 |
|
entry->lines = newLine; |
1705 |
|
} else if (prevLine) { |
1706 |
|
/* add after prevLine */ |
1707 |
|
newLine->next = prevLine->next; |
1708 |
|
prevLine->next = newLine; |
1709 |
|
} |
1710 |
|
|
1711 |
|
return newLine; |
1712 |
|
} |
1713 |
|
|
1714 |
/* val may be NULL */ |
/* val may be NULL */ |
1715 |
struct singleLine * addLine(struct singleEntry * entry, |
struct singleLine * addLine(struct singleEntry * entry, |
1716 |
struct configFileInfo * cfi, |
struct configFileInfo * cfi, |
1717 |
enum lineType_e type, const char * defaultIndent, |
enum lineType_e type, char * defaultIndent, |
1718 |
char * val) { |
const char * val) { |
1719 |
struct singleLine * line, * prev; |
struct singleLine * line, * prev; |
1720 |
int i; |
struct keywordTypes * kw; |
1721 |
|
struct singleLine tmpl; |
1722 |
|
|
1723 |
for (i = 0; cfi->keywords[i].key; i++) |
/* NB: This function shouldn't allocate items on the heap, rather on the |
1724 |
if (cfi->keywords[i].type == type) break; |
* stack since it calls addLineTmpl which will make copies. |
1725 |
if (type != LT_TITLE || !cfi->titleBracketed) |
*/ |
1726 |
if (!cfi->keywords[i].key) abort(); |
|
1727 |
|
if (type == LT_TITLE && cfi->titleBracketed) { |
1728 |
|
/* we're doing a bracketed title (zipl) */ |
1729 |
|
tmpl.type = type; |
1730 |
|
tmpl.numElements = 1; |
1731 |
|
tmpl.elements = alloca(sizeof(*tmpl.elements)); |
1732 |
|
tmpl.elements[0].item = alloca(strlen(val)+3); |
1733 |
|
sprintf(tmpl.elements[0].item, "[%s]", val); |
1734 |
|
tmpl.elements[0].indent = ""; |
1735 |
|
val = NULL; |
1736 |
|
} else { |
1737 |
|
kw = getKeywordByType(type, cfi); |
1738 |
|
if (!kw) abort(); |
1739 |
|
tmpl.type = type; |
1740 |
|
tmpl.numElements = val ? 2 : 1; |
1741 |
|
tmpl.elements = alloca(sizeof(*tmpl.elements) * tmpl.numElements); |
1742 |
|
tmpl.elements[0].item = kw->key; |
1743 |
|
tmpl.elements[0].indent = alloca(2); |
1744 |
|
sprintf(tmpl.elements[0].indent, "%c", kw->nextChar); |
1745 |
|
if (val) { |
1746 |
|
tmpl.elements[1].item = (char *)val; |
1747 |
|
tmpl.elements[1].indent = ""; |
1748 |
|
} |
1749 |
|
} |
1750 |
|
|
1751 |
/* The last non-empty line gives us the indention to us and the line |
/* The last non-empty line gives us the indention to us and the line |
1752 |
to insert after. Note that comments are considered empty lines, which |
to insert after. Note that comments are considered empty lines, which |
1753 |
may not be ideal? If there are no lines or we are looking at the |
may not be ideal? If there are no lines or we are looking at the |
1754 |
first line, we use defaultIndent (the first line is normally indented |
first line, we use defaultIndent (the first line is normally indented |
1755 |
differently from the rest) */ |
differently from the rest) */ |
1756 |
if (entry->lines) { |
for (line = entry->lines, prev = NULL; line; line = line->next) { |
1757 |
line = entry->lines; |
if (line->numElements) prev = line; |
1758 |
prev = NULL; |
/* fall back on the last line if prev isn't otherwise set */ |
1759 |
while (line) { |
if (!line->next && !prev) prev = line; |
|
if (line->numElements) prev = line; |
|
|
line = line->next; |
|
|
} |
|
|
if (!prev) { |
|
|
/* just use the last line */ |
|
|
prev = entry->lines; |
|
|
while (prev->next) prev = prev->next; |
|
|
} |
|
|
|
|
|
line = prev->next; |
|
|
prev->next = malloc(sizeof(*line)); |
|
|
prev->next->next = line; |
|
|
line = prev->next; |
|
|
|
|
|
if (prev == entry->lines) |
|
|
line->indent = strdup(defaultIndent); |
|
|
else |
|
|
line->indent = strdup(prev->indent); |
|
|
} else { |
|
|
line = malloc(sizeof(*line)); |
|
|
line->indent = strdup(defaultIndent); |
|
|
line->next = NULL; |
|
1760 |
} |
} |
1761 |
|
|
1762 |
if (type != LT_TITLE || !cfi->titleBracketed) { |
if (prev == entry->lines) |
1763 |
line->type = type; |
tmpl.indent = defaultIndent ?: ""; |
1764 |
line->numElements = val ? 2 : 1; |
else |
1765 |
line->elements = malloc(sizeof(*line->elements) * line->numElements); |
tmpl.indent = prev->indent; |
|
line->elements[0].item = strdup(cfi->keywords[i].key); |
|
|
line->elements[0].indent = malloc(2); |
|
|
line->elements[0].indent[0] = cfi->keywords[i].nextChar; |
|
|
line->elements[0].indent[1] = '\0'; |
|
|
|
|
|
if (val) { |
|
|
line->elements[1].item = val; |
|
|
line->elements[1].indent = strdup(""); |
|
|
} |
|
|
} else { |
|
|
/* we're doing the title of a bracketed title (zipl) */ |
|
|
line->type = type; |
|
|
line->numElements = 1; |
|
|
line->elements = malloc(sizeof(*line->elements) * line->numElements); |
|
|
|
|
|
line->elements[0].item = malloc(strlen(val) + 3); |
|
|
sprintf(line->elements[0].item, "[%s]", val); |
|
|
line->elements[0].indent = strdup(""); |
|
|
} |
|
1766 |
|
|
1767 |
return line; |
return addLineTmpl(entry, &tmpl, prev, val, cfi); |
1768 |
} |
} |
1769 |
|
|
1770 |
void removeLine(struct singleEntry * entry, struct singleLine * line) { |
void removeLine(struct singleEntry * entry, struct singleLine * line) { |
1789 |
free(line); |
free(line); |
1790 |
} |
} |
1791 |
|
|
1792 |
|
static void insertElement(struct singleLine * line, |
1793 |
|
const char * item, int insertHere, |
1794 |
|
struct configFileInfo * cfi) |
1795 |
|
{ |
1796 |
|
struct keywordTypes * kw; |
1797 |
|
char indent[2] = ""; |
1798 |
|
|
1799 |
|
/* sanity check */ |
1800 |
|
if (insertHere > line->numElements) { |
1801 |
|
dbgPrintf("insertElement() adjusting insertHere from %d to %d\n", |
1802 |
|
insertHere, line->numElements); |
1803 |
|
insertHere = line->numElements; |
1804 |
|
} |
1805 |
|
|
1806 |
|
line->elements = realloc(line->elements, (line->numElements + 1) * |
1807 |
|
sizeof(*line->elements)); |
1808 |
|
memmove(&line->elements[insertHere+1], |
1809 |
|
&line->elements[insertHere], |
1810 |
|
(line->numElements - insertHere) * |
1811 |
|
sizeof(*line->elements)); |
1812 |
|
line->elements[insertHere].item = strdup(item); |
1813 |
|
|
1814 |
|
kw = getKeywordByType(line->type, cfi); |
1815 |
|
|
1816 |
|
if (line->numElements == 0) { |
1817 |
|
indent[0] = '\0'; |
1818 |
|
} else if (insertHere == 0) { |
1819 |
|
indent[0] = kw->nextChar; |
1820 |
|
} else if (kw->separatorChar != '\0') { |
1821 |
|
indent[0] = kw->separatorChar; |
1822 |
|
} else { |
1823 |
|
indent[0] = ' '; |
1824 |
|
} |
1825 |
|
|
1826 |
|
if (insertHere > 0 && line->elements[insertHere-1].indent[0] == '\0') { |
1827 |
|
/* move the end-of-line forward */ |
1828 |
|
line->elements[insertHere].indent = |
1829 |
|
line->elements[insertHere-1].indent; |
1830 |
|
line->elements[insertHere-1].indent = strdup(indent); |
1831 |
|
} else { |
1832 |
|
line->elements[insertHere].indent = strdup(indent); |
1833 |
|
} |
1834 |
|
|
1835 |
|
line->numElements++; |
1836 |
|
|
1837 |
|
dbgPrintf("insertElement(%s, '%s%s', %d)\n", |
1838 |
|
line->elements[0].item, |
1839 |
|
line->elements[insertHere].item, |
1840 |
|
line->elements[insertHere].indent, |
1841 |
|
insertHere); |
1842 |
|
} |
1843 |
|
|
1844 |
|
static void removeElement(struct singleLine * line, int removeHere) { |
1845 |
|
int i; |
1846 |
|
|
1847 |
|
/* sanity check */ |
1848 |
|
if (removeHere >= line->numElements) return; |
1849 |
|
|
1850 |
|
dbgPrintf("removeElement(%s, %d:%s)\n", line->elements[0].item, |
1851 |
|
removeHere, line->elements[removeHere].item); |
1852 |
|
|
1853 |
|
free(line->elements[removeHere].item); |
1854 |
|
|
1855 |
|
if (removeHere > 1) { |
1856 |
|
/* previous argument gets this argument's post-indentation */ |
1857 |
|
free(line->elements[removeHere-1].indent); |
1858 |
|
line->elements[removeHere-1].indent = |
1859 |
|
line->elements[removeHere].indent; |
1860 |
|
} else { |
1861 |
|
free(line->elements[removeHere].indent); |
1862 |
|
} |
1863 |
|
|
1864 |
|
/* now collapse the array, but don't bother to realloc smaller */ |
1865 |
|
for (i = removeHere; i < line->numElements - 1; i++) |
1866 |
|
line->elements[i] = line->elements[i + 1]; |
1867 |
|
|
1868 |
|
line->numElements--; |
1869 |
|
} |
1870 |
|
|
1871 |
int argMatch(const char * one, const char * two) { |
int argMatch(const char * one, const char * two) { |
1872 |
char * first, * second; |
char * first, * second; |
1873 |
char * chptr; |
char * chptr; |
1890 |
struct singleEntry * entry; |
struct singleEntry * entry; |
1891 |
struct singleLine * line, * rootLine; |
struct singleLine * line, * rootLine; |
1892 |
int index = 0; |
int index = 0; |
1893 |
int i, j, k; |
int i, k; |
1894 |
const char ** newArgs, ** oldArgs; |
const char ** newArgs, ** oldArgs; |
1895 |
const char ** arg; |
const char ** arg; |
1896 |
const char * chptr; |
int useKernelArgs, useRoot; |
|
int useKernelArgs = 0; |
|
|
int useRoot = 0; |
|
1897 |
int firstElement; |
int firstElement; |
1898 |
int *usedElements, *usedArgs; |
int *usedElements, *usedArgs; |
1899 |
|
int doreplace; |
1900 |
|
|
1901 |
if (!image) return 0; |
if (!image) return 0; |
1902 |
|
|
1923 |
} |
} |
1924 |
} |
} |
1925 |
|
|
|
for (i = 0; cfg->cfi->keywords[i].key; i++) |
|
|
if (cfg->cfi->keywords[i].type == LT_KERNELARGS) break; |
|
1926 |
|
|
1927 |
if (cfg->cfi->keywords[i].key) |
useKernelArgs = (getKeywordByType(LT_KERNELARGS, cfg->cfi) |
1928 |
useKernelArgs = 1; |
&& (!multibootArgs || cfg->cfi->mbConcatArgs)); |
1929 |
|
|
1930 |
for (i = 0; cfg->cfi->keywords[i].key; i++) |
useRoot = (getKeywordByType(LT_ROOT, cfg->cfi) |
1931 |
if (cfg->cfi->keywords[i].type == LT_ROOT) break; |
&& !multibootArgs); |
1932 |
|
|
1933 |
if (cfg->cfi->keywords[i].key) |
for (k = 0, arg = newArgs; *arg; arg++, k++) ; |
1934 |
useRoot = 1; |
usedArgs = calloc(k, sizeof(*usedArgs)); |
1935 |
|
|
1936 |
k = 0; |
for (; (entry = findEntryByPath(cfg, image, prefix, &index)); index++) { |
1937 |
for (arg = newArgs; *arg; arg++) |
|
1938 |
k++; |
if (multibootArgs && !entry->multiboot) |
1939 |
usedArgs = calloc(k, sizeof(int)); |
continue; |
1940 |
|
|
1941 |
|
/* Determine where to put the args. If this config supports |
1942 |
|
* LT_KERNELARGS, use that. Otherwise use |
1943 |
|
* LT_HYPER/LT_KERNEL/LT_MBMODULE lines. |
1944 |
|
*/ |
1945 |
|
if (useKernelArgs) { |
1946 |
|
line = getLineByType(LT_KERNELARGS, entry->lines); |
1947 |
|
if (!line) { |
1948 |
|
/* no LT_KERNELARGS, need to add it */ |
1949 |
|
line = addLine(entry, cfg->cfi, LT_KERNELARGS, |
1950 |
|
cfg->secondaryIndent, NULL); |
1951 |
|
} |
1952 |
|
firstElement = 1; |
1953 |
|
|
1954 |
while ((entry = findEntryByPath(cfg, image, prefix, &index))) { |
} else if (multibootArgs) { |
1955 |
index++; |
line = getLineByType(LT_HYPER, entry->lines); |
1956 |
|
if (!line) { |
1957 |
|
/* a multiboot entry without LT_HYPER? */ |
1958 |
|
continue; |
1959 |
|
} |
1960 |
|
firstElement = 2; |
1961 |
|
|
1962 |
line = entry->lines; |
} else { |
1963 |
while (line && line->type != LT_KERNEL) line = line->next; |
line = getLineByType(LT_KERNEL|LT_MBMODULE, entry->lines); |
1964 |
if (!line) continue; |
if (!line) { |
1965 |
firstElement = 2; |
/* no LT_KERNEL or LT_MBMODULE in this entry? */ |
1966 |
|
continue; |
1967 |
if (entry->multiboot && !multibootArgs) { |
} |
1968 |
/* first mb module line is the real kernel */ |
firstElement = 2; |
|
while (line && line->type != LT_MBMODULE) line = line->next; |
|
|
firstElement = 2; |
|
|
} else if (useKernelArgs) { |
|
|
while (line && line->type != LT_KERNELARGS) line = line->next; |
|
|
firstElement = 1; |
|
1969 |
} |
} |
1970 |
|
|
1971 |
if (!line && useKernelArgs) { |
/* handle the elilo case which does: |
1972 |
/* no append in there, need to add it */ |
* append="hypervisor args -- kernel args" |
1973 |
line = addLine(entry, cfg->cfi, LT_KERNELARGS, NULL, NULL); |
*/ |
1974 |
|
if (entry->multiboot && cfg->cfi->mbConcatArgs) { |
1975 |
|
/* this is a multiboot entry, make sure there's |
1976 |
|
* -- on the args line |
1977 |
|
*/ |
1978 |
|
for (i = firstElement; i < line->numElements; i++) { |
1979 |
|
if (!strcmp(line->elements[i].item, "--")) |
1980 |
|
break; |
1981 |
|
} |
1982 |
|
if (i == line->numElements) { |
1983 |
|
/* assume all existing args are kernel args, |
1984 |
|
* prepend -- to make it official |
1985 |
|
*/ |
1986 |
|
insertElement(line, "--", firstElement, cfg->cfi); |
1987 |
|
i = firstElement; |
1988 |
|
} |
1989 |
|
if (!multibootArgs) { |
1990 |
|
/* kernel args start after the -- */ |
1991 |
|
firstElement = i + 1; |
1992 |
|
} |
1993 |
|
} else if (cfg->cfi->mbConcatArgs) { |
1994 |
|
/* this is a non-multiboot entry, remove hyper args */ |
1995 |
|
for (i = firstElement; i < line->numElements; i++) { |
1996 |
|
if (!strcmp(line->elements[i].item, "--")) |
1997 |
|
break; |
1998 |
|
} |
1999 |
|
if (i < line->numElements) { |
2000 |
|
/* remove args up to -- */ |
2001 |
|
while (strcmp(line->elements[firstElement].item, "--")) |
2002 |
|
removeElement(line, firstElement); |
2003 |
|
/* remove -- */ |
2004 |
|
removeElement(line, firstElement); |
2005 |
|
} |
2006 |
} |
} |
2007 |
|
|
2008 |
usedElements = calloc(line->numElements, sizeof(int)); |
usedElements = calloc(line->numElements, sizeof(*usedElements)); |
2009 |
|
|
2010 |
k = 0; |
for (k = 0, arg = newArgs; *arg; arg++, k++) { |
2011 |
for (arg = newArgs; *arg; arg++) { |
if (usedArgs[k]) continue; |
2012 |
if (usedArgs[k]) { |
|
2013 |
k++; |
doreplace = 1; |
|
continue; |
|
|
} |
|
2014 |
for (i = firstElement; i < line->numElements; i++) { |
for (i = firstElement; i < line->numElements; i++) { |
2015 |
|
if (multibootArgs && cfg->cfi->mbConcatArgs && |
2016 |
|
!strcmp(line->elements[i].item, "--")) |
2017 |
|
{ |
2018 |
|
/* reached the end of hyper args, insert here */ |
2019 |
|
doreplace = 0; |
2020 |
|
break; |
2021 |
|
} |
2022 |
if (usedElements[i]) |
if (usedElements[i]) |
2023 |
continue; |
continue; |
2024 |
if (!argMatch(line->elements[i].item, *arg)) { |
if (!argMatch(line->elements[i].item, *arg)) { |
2027 |
break; |
break; |
2028 |
} |
} |
2029 |
} |
} |
|
chptr = strchr(*arg, '='); |
|
2030 |
|
|
2031 |
if (i < line->numElements) { |
if (i < line->numElements && doreplace) { |
2032 |
/* replace */ |
/* direct replacement */ |
2033 |
free(line->elements[i].item); |
free(line->elements[i].item); |
2034 |
line->elements[i].item = strdup(*arg); |
line->elements[i].item = strdup(*arg); |
|
} else if (useRoot && !strncmp(*arg, "root=/dev/", 10) && *chptr) { |
|
|
rootLine = entry->lines; |
|
|
while (rootLine && rootLine->type != LT_ROOT) |
|
|
rootLine = rootLine->next; |
|
|
if (!rootLine) { |
|
|
rootLine = addLine(entry, cfg->cfi, LT_ROOT, NULL, NULL); |
|
|
rootLine->elements = realloc(rootLine->elements, |
|
|
2 * sizeof(*rootLine->elements)); |
|
|
rootLine->numElements++; |
|
|
rootLine->elements[1].indent = strdup(""); |
|
|
rootLine->elements[1].item = strdup(""); |
|
|
} |
|
2035 |
|
|
2036 |
free(rootLine->elements[1].item); |
} else if (useRoot && !strncmp(*arg, "root=/dev/", 10)) { |
2037 |
rootLine->elements[1].item = strdup(chptr + 1); |
/* root= replacement */ |
2038 |
} else { |
rootLine = getLineByType(LT_ROOT, entry->lines); |
2039 |
/* append */ |
if (rootLine) { |
2040 |
line->elements = realloc(line->elements, |
free(rootLine->elements[1].item); |
2041 |
(line->numElements + 1) * sizeof(*line->elements)); |
rootLine->elements[1].item = strdup(*arg + 5); |
|
line->elements[line->numElements].item = strdup(*arg); |
|
|
usedElements = realloc(usedElements, |
|
|
(line->numElements + 1) * sizeof(int)); |
|
|
usedElements[line->numElements] = 1; |
|
|
|
|
|
if (line->numElements > 1) { |
|
|
/* add to existing list of arguments */ |
|
|
line->elements[line->numElements].indent = |
|
|
line->elements[line->numElements - 1].indent; |
|
|
line->elements[line->numElements - 1].indent = strdup(" "); |
|
2042 |
} else { |
} else { |
2043 |
/* First thing on this line; treat a bit differently. Note |
rootLine = addLine(entry, cfg->cfi, LT_ROOT, |
2044 |
this is only possible if we've added a LT_KERNELARGS |
cfg->secondaryIndent, *arg + 5); |
|
entry */ |
|
|
line->elements[line->numElements].indent = strdup(""); |
|
2045 |
} |
} |
2046 |
|
} |
2047 |
|
|
2048 |
line->numElements++; |
else { |
2049 |
|
/* insert/append */ |
2050 |
|
insertElement(line, *arg, i, cfg->cfi); |
2051 |
|
usedElements = realloc(usedElements, line->numElements * |
2052 |
|
sizeof(*usedElements)); |
2053 |
|
memmove(&usedElements[i + 1], &usedElements[i], |
2054 |
|
line->numElements - i - 1); |
2055 |
|
usedElements[i] = 1; |
2056 |
|
|
2057 |
/* if we updated a root= here even though there is a |
/* if we updated a root= here even though there is a |
2058 |
LT_ROOT available we need to remove the LT_ROOT entry |
LT_ROOT available we need to remove the LT_ROOT entry |
2059 |
(this will happen if we switch from a device to a label) */ |
(this will happen if we switch from a device to a label) */ |
2060 |
if (useRoot && !strncmp(*arg, "root=", 5)) { |
if (useRoot && !strncmp(*arg, "root=", 5)) { |
2061 |
rootLine = entry->lines; |
rootLine = getLineByType(LT_ROOT, entry->lines); |
2062 |
while (rootLine && rootLine->type != LT_ROOT) |
if (rootLine) |
|
rootLine = rootLine->next; |
|
|
if (rootLine) { |
|
2063 |
removeLine(entry, rootLine); |
removeLine(entry, rootLine); |
|
} |
|
2064 |
} |
} |
2065 |
} |
} |
|
k++; |
|
2066 |
} |
} |
2067 |
|
|
2068 |
free(usedElements); |
free(usedElements); |
2069 |
|
|
|
/* no arguments to remove (i.e. no append line) */ |
|
|
if (!line) continue; |
|
|
|
|
|
/* this won't remove an LT_ROOT item properly (but then again, |
|
|
who cares? */ |
|
2070 |
for (arg = oldArgs; *arg; arg++) { |
for (arg = oldArgs; *arg; arg++) { |
2071 |
for (i = firstElement; i < line->numElements; i++) |
for (i = firstElement; i < line->numElements; i++) { |
2072 |
if (!argMatch(line->elements[i].item, *arg)) |
if (multibootArgs && cfg->cfi->mbConcatArgs && |
2073 |
|
!strcmp(line->elements[i].item, "--")) |
2074 |
|
/* reached the end of hyper args, stop here */ |
2075 |
|
break; |
2076 |
|
if (!argMatch(line->elements[i].item, *arg)) { |
2077 |
|
removeElement(line, i); |
2078 |
break; |
break; |
|
|
|
|
if (i < line->numElements) { |
|
|
/* if this isn't the first argument the previous argument |
|
|
gets this arguments post-indention */ |
|
|
if (i > firstElement) { |
|
|
free(line->elements[i - 1].indent); |
|
|
line->elements[i - 1].indent = line->elements[i].indent; |
|
2079 |
} |
} |
2080 |
|
} |
2081 |
free(line->elements[i].item); |
/* handle removing LT_ROOT line too */ |
2082 |
|
if (useRoot && !strncmp(*arg, "root=", 5)) { |
2083 |
for (j = i + 1; j < line->numElements; j++) |
rootLine = getLineByType(LT_ROOT, entry->lines); |
2084 |
line->elements[j - 1] = line->elements[j]; |
if (rootLine) |
2085 |
|
removeLine(entry, rootLine); |
|
line->numElements--; |
|
2086 |
} |
} |
2087 |
} |
} |
2088 |
|
|
2309 |
if (read(fd, bootSect, 512) != 512) { |
if (read(fd, bootSect, 512) != 512) { |
2310 |
fprintf(stderr, _("grubby: unable to read %s: %s\n"), |
fprintf(stderr, _("grubby: unable to read %s: %s\n"), |
2311 |
"/boot/grub/stage1", strerror(errno)); |
"/boot/grub/stage1", strerror(errno)); |
2312 |
|
close(fd); |
2313 |
|
return 1; |
2314 |
|
} |
2315 |
|
close(fd); |
2316 |
|
|
2317 |
|
return checkDeviceBootloader(boot, bootSect); |
2318 |
|
} |
2319 |
|
|
2320 |
|
int checkForExtLinux(struct grubConfig * config) { |
2321 |
|
int fd; |
2322 |
|
unsigned char bootSect[512]; |
2323 |
|
char * boot; |
2324 |
|
char executable[] = "/boot/extlinux/extlinux"; |
2325 |
|
|
2326 |
|
printf("entered: checkForExtLinux()\n"); |
2327 |
|
|
2328 |
|
if (parseSysconfigGrub(NULL, &boot)) |
2329 |
|
return 0; |
2330 |
|
|
2331 |
|
/* assume grub is not installed -- not an error condition */ |
2332 |
|
if (!boot) |
2333 |
|
return 0; |
2334 |
|
|
2335 |
|
fd = open(executable, O_RDONLY); |
2336 |
|
if (fd < 0) |
2337 |
|
/* this doesn't exist if grub hasn't been installed */ |
2338 |
|
return 0; |
2339 |
|
|
2340 |
|
if (read(fd, bootSect, 512) != 512) { |
2341 |
|
fprintf(stderr, _("grubby: unable to read %s: %s\n"), |
2342 |
|
executable, strerror(errno)); |
2343 |
return 1; |
return 1; |
2344 |
} |
} |
2345 |
close(fd); |
close(fd); |
2358 |
return rootspec; |
return rootspec; |
2359 |
} |
} |
2360 |
|
|
2361 |
|
static char * getInitrdVal(struct grubConfig * config, |
2362 |
|
const char * prefix, struct singleLine *tmplLine, |
2363 |
|
const char * newKernelInitrd, |
2364 |
|
char ** extraInitrds, int extraInitrdCount) |
2365 |
|
{ |
2366 |
|
char *initrdVal, *end; |
2367 |
|
int i; |
2368 |
|
size_t totalSize; |
2369 |
|
size_t prefixLen; |
2370 |
|
char separatorChar; |
2371 |
|
|
2372 |
|
prefixLen = strlen(prefix); |
2373 |
|
totalSize = strlen(newKernelInitrd) - prefixLen + 1 /* \0 */; |
2374 |
|
|
2375 |
|
for (i = 0; i < extraInitrdCount; i++) { |
2376 |
|
totalSize += sizeof(separatorChar); |
2377 |
|
totalSize += strlen(extraInitrds[i]) - prefixLen; |
2378 |
|
} |
2379 |
|
|
2380 |
|
initrdVal = end = malloc(totalSize); |
2381 |
|
|
2382 |
|
end = stpcpy (end, newKernelInitrd + prefixLen); |
2383 |
|
|
2384 |
|
separatorChar = getKeywordByType(LT_INITRD, config->cfi)->separatorChar; |
2385 |
|
for (i = 0; i < extraInitrdCount; i++) { |
2386 |
|
const char *extraInitrd; |
2387 |
|
int j; |
2388 |
|
|
2389 |
|
extraInitrd = extraInitrds[i] + prefixLen; |
2390 |
|
/* Don't add entries that are already there */ |
2391 |
|
if (tmplLine != NULL) { |
2392 |
|
for (j = 2; j < tmplLine->numElements; j++) |
2393 |
|
if (strcmp(extraInitrd, tmplLine->elements[j].item) == 0) |
2394 |
|
break; |
2395 |
|
|
2396 |
|
if (j != tmplLine->numElements) |
2397 |
|
continue; |
2398 |
|
} |
2399 |
|
|
2400 |
|
*end++ = separatorChar; |
2401 |
|
end = stpcpy(end, extraInitrd); |
2402 |
|
} |
2403 |
|
|
2404 |
|
return initrdVal; |
2405 |
|
} |
2406 |
|
|
2407 |
int addNewKernel(struct grubConfig * config, struct singleEntry * template, |
int addNewKernel(struct grubConfig * config, struct singleEntry * template, |
2408 |
const char * prefix, |
const char * prefix, |
2409 |
char * newKernelPath, char * newKernelTitle, |
char * newKernelPath, char * newKernelTitle, |
2410 |
char * newKernelArgs, char * newKernelInitrd, |
char * newKernelArgs, char * newKernelInitrd, |
2411 |
|
char ** extraInitrds, int extraInitrdCount, |
2412 |
char * newMBKernel, char * newMBKernelArgs) { |
char * newMBKernel, char * newMBKernelArgs) { |
2413 |
struct singleEntry * new; |
struct singleEntry * new; |
2414 |
struct singleLine * newLine = NULL, * tmplLine = NULL, * lastLine = NULL; |
struct singleLine * newLine = NULL, * tmplLine = NULL, * masterLine = NULL; |
2415 |
int needs; |
int needs; |
|
char * indent = NULL; |
|
|
char * rootspec = NULL; |
|
2416 |
char * chptr; |
char * chptr; |
|
int i; |
|
|
enum lineType_e type; |
|
2417 |
|
|
2418 |
if (!newKernelPath) return 0; |
if (!newKernelPath) return 0; |
2419 |
|
|
2443 |
config->entries = new; |
config->entries = new; |
2444 |
|
|
2445 |
/* copy/update from the template */ |
/* copy/update from the template */ |
2446 |
needs = KERNEL_KERNEL | KERNEL_INITRD | KERNEL_TITLE; |
needs = NEED_KERNEL | NEED_TITLE; |
2447 |
|
if (newKernelInitrd) |
2448 |
|
needs |= NEED_INITRD; |
2449 |
if (newMBKernel) { |
if (newMBKernel) { |
2450 |
needs |= KERNEL_MB; |
needs |= NEED_MB; |
2451 |
new->multiboot = 1; |
new->multiboot = 1; |
2452 |
} |
} |
2453 |
|
|
2454 |
if (template) { |
if (template) { |
2455 |
for (tmplLine = template->lines; tmplLine; tmplLine = tmplLine->next) { |
for (masterLine = template->lines; |
2456 |
/* remember the indention level; we may need it for new lines */ |
masterLine && (tmplLine = lineDup(masterLine)); |
2457 |
if (tmplLine->numElements) |
lineFree(tmplLine), masterLine = masterLine->next) |
2458 |
indent = tmplLine->indent; |
{ |
2459 |
|
dbgPrintf("addNewKernel processing %d\n", tmplLine->type); |
2460 |
|
|
2461 |
/* skip comments */ |
/* skip comments */ |
2462 |
chptr = tmplLine->indent; |
chptr = tmplLine->indent; |
2463 |
while (*chptr && isspace(*chptr)) chptr++; |
while (*chptr && isspace(*chptr)) chptr++; |
2464 |
if (*chptr == '#') continue; |
if (*chptr == '#') continue; |
2465 |
|
|
2466 |
/* we don't need an initrd here */ |
if (tmplLine->type == LT_KERNEL && |
2467 |
if (tmplLine->type == LT_INITRD && !newKernelInitrd) continue; |
tmplLine->numElements >= 2) { |
2468 |
|
if (!template->multiboot && (needs & NEED_MB)) { |
2469 |
if (tmplLine->type == LT_KERNEL && |
/* it's not a multiboot template and this is the kernel |
2470 |
!template->multiboot && (needs & KERNEL_MB)) { |
* line. Try to be intelligent about inserting the |
2471 |
struct singleLine *l; |
* hypervisor at the same time. |
2472 |
needs &= ~ KERNEL_MB; |
*/ |
2473 |
|
if (config->cfi->mbHyperFirst) { |
2474 |
l = addLine(new, config->cfi, LT_KERNEL, |
/* insert the hypervisor first */ |
2475 |
config->secondaryIndent, |
newLine = addLine(new, config->cfi, LT_HYPER, |
2476 |
newMBKernel + strlen(prefix)); |
tmplLine->indent, |
2477 |
|
newMBKernel + strlen(prefix)); |
2478 |
tmplLine = lastLine; |
/* set up for adding the kernel line */ |
2479 |
if (!new->lines) { |
free(tmplLine->indent); |
2480 |
new->lines = l; |
tmplLine->indent = strdup(config->secondaryIndent); |
2481 |
} else { |
needs &= ~NEED_MB; |
2482 |
newLine->next = l; |
} |
2483 |
newLine = l; |
if (needs & NEED_KERNEL) { |
2484 |
} |
/* use addLineTmpl to preserve line elements, |
2485 |
continue; |
* otherwise we could just call addLine. Unfortunately |
2486 |
} else if (tmplLine->type == LT_KERNEL && |
* this means making some changes to the template |
2487 |
template->multiboot && !new->multiboot) { |
* such as the indent change above and the type |
2488 |
continue; /* don't need multiboot kernel here */ |
* change below. |
2489 |
} |
*/ |
2490 |
|
struct keywordTypes * mbm_kw = |
2491 |
|
getKeywordByType(LT_MBMODULE, config->cfi); |
2492 |
|
if (mbm_kw) { |
2493 |
|
tmplLine->type = LT_MBMODULE; |
2494 |
|
free(tmplLine->elements[0].item); |
2495 |
|
tmplLine->elements[0].item = strdup(mbm_kw->key); |
2496 |
|
} |
2497 |
|
newLine = addLineTmpl(new, tmplLine, newLine, |
2498 |
|
newKernelPath + strlen(prefix), config->cfi); |
2499 |
|
needs &= ~NEED_KERNEL; |
2500 |
|
} |
2501 |
|
if (needs & NEED_MB) { /* !mbHyperFirst */ |
2502 |
|
newLine = addLine(new, config->cfi, LT_HYPER, |
2503 |
|
config->secondaryIndent, |
2504 |
|
newMBKernel + strlen(prefix)); |
2505 |
|
needs &= ~NEED_MB; |
2506 |
|
} |
2507 |
|
} else if (needs & NEED_KERNEL) { |
2508 |
|
newLine = addLineTmpl(new, tmplLine, newLine, |
2509 |
|
newKernelPath + strlen(prefix), config->cfi); |
2510 |
|
needs &= ~NEED_KERNEL; |
2511 |
|
} |
2512 |
|
|
2513 |
if (!new->lines) { |
} else if (tmplLine->type == LT_HYPER && |
2514 |
newLine = malloc(sizeof(*newLine)); |
tmplLine->numElements >= 2) { |
2515 |
new->lines = newLine; |
if (needs & NEED_MB) { |
2516 |
} else { |
newLine = addLineTmpl(new, tmplLine, newLine, |
2517 |
newLine->next = malloc(sizeof(*newLine)); |
newMBKernel + strlen(prefix), config->cfi); |
2518 |
newLine = newLine->next; |
needs &= ~NEED_MB; |
2519 |
} |
} |
2520 |
|
|
2521 |
|
} else if (tmplLine->type == LT_MBMODULE && |
2522 |
|
tmplLine->numElements >= 2) { |
2523 |
|
if (new->multiboot) { |
2524 |
|
if (needs & NEED_KERNEL) { |
2525 |
|
newLine = addLineTmpl(new, tmplLine, newLine, |
2526 |
|
newKernelPath + |
2527 |
|
strlen(prefix), config->cfi); |
2528 |
|
needs &= ~NEED_KERNEL; |
2529 |
|
} else if (config->cfi->mbInitRdIsModule && |
2530 |
|
(needs & NEED_INITRD)) { |
2531 |
|
char *initrdVal; |
2532 |
|
initrdVal = getInitrdVal(config, prefix, tmplLine, |
2533 |
|
newKernelInitrd, extraInitrds, |
2534 |
|
extraInitrdCount); |
2535 |
|
newLine = addLineTmpl(new, tmplLine, newLine, |
2536 |
|
initrdVal, config->cfi); |
2537 |
|
free(initrdVal); |
2538 |
|
needs &= ~NEED_INITRD; |
2539 |
|
} |
2540 |
|
} else if (needs & NEED_KERNEL) { |
2541 |
|
/* template is multi but new is not, |
2542 |
|
* insert the kernel in the first module slot |
2543 |
|
*/ |
2544 |
|
tmplLine->type = LT_KERNEL; |
2545 |
|
free(tmplLine->elements[0].item); |
2546 |
|
tmplLine->elements[0].item = |
2547 |
|
strdup(getKeywordByType(LT_KERNEL, config->cfi)->key); |
2548 |
|
newLine = addLineTmpl(new, tmplLine, newLine, |
2549 |
|
newKernelPath + strlen(prefix), config->cfi); |
2550 |
|
needs &= ~NEED_KERNEL; |
2551 |
|
} else if (needs & NEED_INITRD) { |
2552 |
|
char *initrdVal; |
2553 |
|
/* template is multi but new is not, |
2554 |
|
* insert the initrd in the second module slot |
2555 |
|
*/ |
2556 |
|
tmplLine->type = LT_INITRD; |
2557 |
|
free(tmplLine->elements[0].item); |
2558 |
|
tmplLine->elements[0].item = |
2559 |
|
strdup(getKeywordByType(LT_INITRD, config->cfi)->key); |
2560 |
|
initrdVal = getInitrdVal(config, prefix, tmplLine, newKernelInitrd, extraInitrds, extraInitrdCount); |
2561 |
|
newLine = addLineTmpl(new, tmplLine, newLine, initrdVal, config->cfi); |
2562 |
|
free(initrdVal); |
2563 |
|
needs &= ~NEED_INITRD; |
2564 |
|
} |
2565 |
|
|
|
newLine->indent = strdup(tmplLine->indent); |
|
|
newLine->next = NULL; |
|
|
newLine->type = tmplLine->type; |
|
|
newLine->numElements = tmplLine->numElements; |
|
|
newLine->elements = malloc(sizeof(*newLine->elements) * |
|
|
newLine->numElements); |
|
|
for (i = 0; i < newLine->numElements; i++) { |
|
|
newLine->elements[i].item = strdup(tmplLine->elements[i].item); |
|
|
newLine->elements[i].indent = |
|
|
strdup(tmplLine->elements[i].indent); |
|
|
} |
|
|
|
|
|
lastLine = tmplLine; |
|
|
if (tmplLine->type == LT_KERNEL && tmplLine->numElements >= 2) { |
|
|
char * repl; |
|
|
if (!template->multiboot) { |
|
|
needs &= ~KERNEL_KERNEL; |
|
|
repl = newKernelPath; |
|
|
} else { |
|
|
needs &= ~KERNEL_MB; |
|
|
repl = newMBKernel; |
|
|
} |
|
|
if (new->multiboot && !template->multiboot) { |
|
|
free(newLine->elements[0].item); |
|
|
newLine->elements[0].item = strdup("module"); |
|
|
newLine->type = LT_MBMODULE; |
|
|
} |
|
|
free(newLine->elements[1].item); |
|
|
rootspec = getRootSpecifier(tmplLine->elements[1].item); |
|
|
if (rootspec != NULL) { |
|
|
newLine->elements[1].item = sdupprintf("%s%s", |
|
|
rootspec, |
|
|
repl + |
|
|
strlen(prefix)); |
|
|
} else { |
|
|
newLine->elements[1].item = strdup(repl + |
|
|
strlen(prefix)); |
|
|
} |
|
|
} else if (tmplLine->type == LT_MBMODULE && |
|
|
tmplLine->numElements >= 2 && (needs & KERNEL_KERNEL)) { |
|
|
needs &= ~KERNEL_KERNEL; |
|
|
if (!new->multiboot && template->multiboot) { |
|
|
free(newLine->elements[0].item); |
|
|
newLine->elements[0].item = strdup("kernel"); |
|
|
newLine->type = LT_KERNEL; |
|
|
} |
|
|
free(newLine->elements[1].item); |
|
|
rootspec = getRootSpecifier(tmplLine->elements[1].item); |
|
|
if (rootspec != NULL) { |
|
|
newLine->elements[1].item = sdupprintf("%s%s", |
|
|
rootspec, |
|
|
newKernelPath + |
|
|
strlen(prefix)); |
|
|
} else { |
|
|
newLine->elements[1].item = strdup(newKernelPath + |
|
|
strlen(prefix)); |
|
|
} |
|
2566 |
} else if (tmplLine->type == LT_INITRD && |
} else if (tmplLine->type == LT_INITRD && |
2567 |
tmplLine->numElements >= 2) { |
tmplLine->numElements >= 2) { |
2568 |
needs &= ~KERNEL_INITRD; |
if (needs & NEED_INITRD && |
2569 |
free(newLine->elements[1].item); |
new->multiboot && !template->multiboot && |
2570 |
if (new->multiboot && !template->multiboot) { |
config->cfi->mbInitRdIsModule) { |
2571 |
free(newLine->elements[0].item); |
/* make sure we don't insert the module initrd |
2572 |
newLine->elements[0].item = strdup("module"); |
* before the module kernel... if we don't do it here, |
2573 |
newLine->type = LT_MBMODULE; |
* it will be inserted following the template. |
2574 |
} |
*/ |
2575 |
rootspec = getRootSpecifier(tmplLine->elements[1].item); |
if (!needs & NEED_KERNEL) { |
2576 |
if (rootspec != NULL) { |
char *initrdVal; |
2577 |
newLine->elements[1].item = sdupprintf("%s%s", |
|
2578 |
rootspec, |
initrdVal = getInitrdVal(config, prefix, tmplLine, newKernelInitrd, extraInitrds, extraInitrdCount); |
2579 |
newKernelInitrd + |
newLine = addLine(new, config->cfi, LT_MBMODULE, |
2580 |
strlen(prefix)); |
config->secondaryIndent, |
2581 |
} else { |
initrdVal); |
2582 |
newLine->elements[1].item = strdup(newKernelInitrd + |
free(initrdVal); |
2583 |
strlen(prefix)); |
needs &= ~NEED_INITRD; |
2584 |
} |
} |
2585 |
} else if (tmplLine->type == LT_MBMODULE && |
} else if (needs & NEED_INITRD) { |
2586 |
tmplLine->numElements >= 2 && (needs & KERNEL_INITRD)) { |
char *initrdVal; |
2587 |
needs &= ~KERNEL_INITRD; |
initrdVal = getInitrdVal(config, prefix, tmplLine, newKernelInitrd, extraInitrds, extraInitrdCount); |
2588 |
if (!new->multiboot && template->multiboot) { |
newLine = addLineTmpl(new, tmplLine, newLine, initrdVal, config->cfi); |
2589 |
free(newLine->elements[0].item); |
free(initrdVal); |
2590 |
newLine->elements[0].item = strdup("initrd"); |
needs &= ~NEED_INITRD; |
|
newLine->type = LT_INITRD; |
|
|
} |
|
|
free(newLine->elements[1].item); |
|
|
rootspec = getRootSpecifier(tmplLine->elements[1].item); |
|
|
if (rootspec != NULL) { |
|
|
newLine->elements[1].item = sdupprintf("%s%s", |
|
|
rootspec, |
|
|
newKernelInitrd + |
|
|
strlen(prefix)); |
|
|
} else { |
|
|
newLine->elements[1].item = strdup(newKernelInitrd + |
|
|
strlen(prefix)); |
|
|
} |
|
|
} else if (tmplLine->type == LT_TITLE && |
|
|
tmplLine->numElements >= 2) { |
|
|
needs &= ~KERNEL_TITLE; |
|
|
|
|
|
for (i = 1; i < newLine->numElements; i++) { |
|
|
free(newLine->elements[i].item); |
|
|
free(newLine->elements[i].indent); |
|
2591 |
} |
} |
2592 |
|
|
|
newLine->elements[1].item = strdup(newKernelTitle); |
|
|
newLine->elements[1].indent = strdup(""); |
|
|
newLine->numElements = 2; |
|
2593 |
} else if (tmplLine->type == LT_TITLE && |
} else if (tmplLine->type == LT_TITLE && |
2594 |
config->cfi->titleBracketed && |
(needs & NEED_TITLE)) { |
2595 |
tmplLine->numElements == 1) { |
if (tmplLine->numElements >= 2) { |
2596 |
needs &= ~KERNEL_TITLE; |
newLine = addLineTmpl(new, tmplLine, newLine, |
2597 |
free(newLine->elements[0].item); |
newKernelTitle, config->cfi); |
2598 |
free(newLine->elements[0].indent); |
needs &= ~NEED_TITLE; |
2599 |
newLine->elements = malloc(sizeof(*newLine->elements) * |
} else if (tmplLine->numElements == 1 && |
2600 |
newLine->numElements); |
config->cfi->titleBracketed) { |
2601 |
|
/* addLineTmpl doesn't handle titleBracketed */ |
2602 |
newLine->elements[0].item = malloc(strlen(newKernelTitle) + 3); |
newLine = addLine(new, config->cfi, LT_TITLE, |
2603 |
sprintf(newLine->elements[0].item, "[%s]", newKernelTitle); |
tmplLine->indent, newKernelTitle); |
2604 |
newLine->elements[0].indent = strdup(""); |
needs &= ~NEED_TITLE; |
2605 |
newLine->numElements = 1; |
} |
2606 |
} |
|
2607 |
|
} else { |
2608 |
|
/* pass through other lines from the template */ |
2609 |
|
newLine = addLineTmpl(new, tmplLine, newLine, NULL, config->cfi); |
2610 |
|
} |
2611 |
} |
} |
2612 |
|
|
2613 |
} else { |
} else { |
2614 |
for (i = 0; config->cfi->keywords[i].key; i++) { |
/* don't have a template, so start the entry with the |
2615 |
if ((config->cfi->keywords[i].type == config->cfi->entrySeparator) || (config->cfi->keywords[i].type == LT_OTHER)) |
* appropriate starting line |
2616 |
|
*/ |
2617 |
|
switch (config->cfi->entrySeparator) { |
2618 |
|
case LT_KERNEL: |
2619 |
|
if (new->multiboot && config->cfi->mbHyperFirst) { |
2620 |
|
/* fall through to LT_HYPER */ |
2621 |
|
} else { |
2622 |
|
newLine = addLine(new, config->cfi, LT_KERNEL, |
2623 |
|
config->primaryIndent, |
2624 |
|
newKernelPath + strlen(prefix)); |
2625 |
|
needs &= ~NEED_KERNEL; |
2626 |
|
break; |
2627 |
|
} |
2628 |
|
|
2629 |
|
case LT_HYPER: |
2630 |
|
newLine = addLine(new, config->cfi, LT_HYPER, |
2631 |
|
config->primaryIndent, |
2632 |
|
newMBKernel + strlen(prefix)); |
2633 |
|
needs &= ~NEED_MB; |
2634 |
break; |
break; |
|
} |
|
2635 |
|
|
2636 |
switch (config->cfi->keywords[i].type) { |
case LT_TITLE: |
2637 |
case LT_KERNEL: needs &= ~KERNEL_KERNEL, |
if( useextlinuxmenu != 0 ){ // We just need useextlinuxmenu to not be zero (set above) |
2638 |
chptr = newKernelPath + strlen(prefix); |
char * templabel; |
2639 |
type = LT_KERNEL; break; |
int x = 0, y = 0; |
2640 |
case LT_TITLE: needs &= ~KERNEL_TITLE, chptr = newKernelTitle; |
|
2641 |
type = LT_TITLE; break; |
templabel = strdup(newKernelTitle); |
2642 |
default: |
while( templabel[x]){ |
2643 |
/* zipl strikes again */ |
if( templabel[x] == ' ' ){ |
2644 |
if (config->cfi->titleBracketed) { |
y = x; |
2645 |
needs &= ~KERNEL_TITLE; |
while( templabel[y] ){ |
2646 |
chptr = newKernelTitle; |
templabel[y] = templabel[y+1]; |
2647 |
type = LT_TITLE; |
y++; |
2648 |
break; |
} |
2649 |
} else { |
} |
2650 |
abort(); |
x++; |
2651 |
} |
} |
2652 |
} |
newLine = addLine(new, config->cfi, LT_TITLE, |
2653 |
|
config->primaryIndent, templabel); |
2654 |
|
free(templabel); |
2655 |
|
}else{ |
2656 |
|
newLine = addLine(new, config->cfi, LT_TITLE, |
2657 |
|
config->primaryIndent, newKernelTitle); |
2658 |
|
} |
2659 |
|
needs &= ~NEED_TITLE; |
2660 |
|
break; |
2661 |
|
|
2662 |
newLine = addLine(new, config->cfi, type, config->primaryIndent, chptr); |
default: |
2663 |
new->lines = newLine; |
abort(); |
2664 |
|
} |
2665 |
} |
} |
2666 |
|
|
2667 |
if (new->multiboot) { |
/* add the remainder of the lines, i.e. those that either |
2668 |
if (needs & KERNEL_MB) |
* weren't present in the template, or in the case of no template, |
2669 |
newLine = addLine(new, config->cfi, LT_KERNEL, |
* all the lines following the entrySeparator. |
2670 |
config->secondaryIndent, |
*/ |
2671 |
newMBKernel + strlen(prefix)); |
if (needs & NEED_TITLE) { |
2672 |
if (needs & KERNEL_KERNEL) |
newLine = addLine(new, config->cfi, LT_TITLE, |
2673 |
newLine = addLine(new, config->cfi, LT_MBMODULE, |
config->secondaryIndent, |
2674 |
config->secondaryIndent, |
newKernelTitle); |
2675 |
newKernelPath + strlen(prefix)); |
needs &= ~NEED_TITLE; |
2676 |
/* don't need to check for title as it's guaranteed to have been |
} |
2677 |
* done as we only do multiboot with grub which uses title as |
if ((needs & NEED_MB) && config->cfi->mbHyperFirst) { |
2678 |
* a separator */ |
newLine = addLine(new, config->cfi, LT_HYPER, |
2679 |
if (needs & KERNEL_INITRD && newKernelInitrd) |
config->secondaryIndent, |
2680 |
newLine = addLine(new, config->cfi, LT_MBMODULE, |
newMBKernel + strlen(prefix)); |
2681 |
config->secondaryIndent, |
needs &= ~NEED_MB; |
2682 |
newKernelInitrd + strlen(prefix)); |
} |
2683 |
} else { |
if (needs & NEED_KERNEL) { |
2684 |
if (needs & KERNEL_KERNEL) |
newLine = addLine(new, config->cfi, |
2685 |
newLine = addLine(new, config->cfi, LT_KERNEL, |
(new->multiboot && getKeywordByType(LT_MBMODULE, |
2686 |
config->secondaryIndent, |
config->cfi)) ? |
2687 |
newKernelPath + strlen(prefix)); |
LT_MBMODULE : LT_KERNEL, |
2688 |
if (needs & KERNEL_TITLE) |
config->secondaryIndent, |
2689 |
newLine = addLine(new, config->cfi, LT_TITLE, |
newKernelPath + strlen(prefix)); |
2690 |
config->secondaryIndent, |
needs &= ~NEED_KERNEL; |
2691 |
newKernelTitle); |
} |
2692 |
if (needs & KERNEL_INITRD && newKernelInitrd) |
if (needs & NEED_MB) { |
2693 |
newLine = addLine(new, config->cfi, LT_INITRD, |
newLine = addLine(new, config->cfi, LT_HYPER, |
2694 |
config->secondaryIndent, |
config->secondaryIndent, |
2695 |
newKernelInitrd + strlen(prefix)); |
newMBKernel + strlen(prefix)); |
2696 |
|
needs &= ~NEED_MB; |
2697 |
|
} |
2698 |
|
if (needs & NEED_INITRD) { |
2699 |
|
char *initrdVal; |
2700 |
|
initrdVal = getInitrdVal(config, prefix, NULL, newKernelInitrd, extraInitrds, extraInitrdCount); |
2701 |
|
newLine = addLine(new, config->cfi, |
2702 |
|
(new->multiboot && getKeywordByType(LT_MBMODULE, |
2703 |
|
config->cfi)) ? |
2704 |
|
LT_MBMODULE : LT_INITRD, |
2705 |
|
config->secondaryIndent, |
2706 |
|
initrdVal); |
2707 |
|
free(initrdVal); |
2708 |
|
needs &= ~NEED_INITRD; |
2709 |
|
} |
2710 |
|
|
2711 |
|
if (needs) { |
2712 |
|
printf(_("grubby: needs=%d, aborting\n"), needs); |
2713 |
|
abort(); |
2714 |
} |
} |
2715 |
|
|
2716 |
if (updateImage(config, "0", prefix, newKernelArgs, NULL, |
if (updateImage(config, "0", prefix, newKernelArgs, NULL, |
2719 |
return 0; |
return 0; |
2720 |
} |
} |
2721 |
|
|
2722 |
|
static void traceback(int signum) |
2723 |
|
{ |
2724 |
|
void *array[40]; |
2725 |
|
size_t size; |
2726 |
|
|
2727 |
|
signal(SIGSEGV, SIG_DFL); |
2728 |
|
memset(array, '\0', sizeof (array)); |
2729 |
|
size = backtrace(array, 40); |
2730 |
|
|
2731 |
|
fprintf(stderr, "grubby recieved SIGSEGV! Backtrace (%ld):\n", |
2732 |
|
(unsigned long)size); |
2733 |
|
backtrace_symbols_fd(array, size, STDERR_FILENO); |
2734 |
|
exit(1); |
2735 |
|
} |
2736 |
|
|
2737 |
int main(int argc, const char ** argv) { |
int main(int argc, const char ** argv) { |
2738 |
poptContext optCon; |
poptContext optCon; |
2739 |
char * grubConfig = NULL; |
char * grubConfig = NULL; |
2743 |
int badImageOkay = 0; |
int badImageOkay = 0; |
2744 |
int configureLilo = 0, configureELilo = 0, configureGrub = 0; |
int configureLilo = 0, configureELilo = 0, configureGrub = 0; |
2745 |
int configureYaboot = 0, configureSilo = 0, configureZipl = 0; |
int configureYaboot = 0, configureSilo = 0, configureZipl = 0; |
2746 |
|
int configureExtLinux = 0; |
2747 |
int bootloaderProbe = 0; |
int bootloaderProbe = 0; |
2748 |
|
int extraInitrdCount = 0; |
2749 |
char * updateKernelPath = NULL; |
char * updateKernelPath = NULL; |
2750 |
char * newKernelPath = NULL; |
char * newKernelPath = NULL; |
2751 |
char * removeKernelPath = NULL; |
char * removeKernelPath = NULL; |
2761 |
char * defaultKernel = NULL; |
char * defaultKernel = NULL; |
2762 |
char * removeArgs = NULL; |
char * removeArgs = NULL; |
2763 |
char * kernelInfo = NULL; |
char * kernelInfo = NULL; |
2764 |
|
char * extraInitrds[MAX_EXTRA_INITRDS] = { NULL }; |
2765 |
const char * chptr = NULL; |
const char * chptr = NULL; |
2766 |
struct configFileInfo * cfi = NULL; |
struct configFileInfo * cfi = NULL; |
2767 |
struct grubConfig * config; |
struct grubConfig * config; |
2802 |
_("display the path of the default kernel") }, |
_("display the path of the default kernel") }, |
2803 |
{ "elilo", 0, POPT_ARG_NONE, &configureELilo, 0, |
{ "elilo", 0, POPT_ARG_NONE, &configureELilo, 0, |
2804 |
_("configure elilo bootloader") }, |
_("configure elilo bootloader") }, |
2805 |
|
{ "extlinux", 0, POPT_ARG_NONE, &configureExtLinux, 0, |
2806 |
|
_("configure extlinux bootloader (from syslinux)") }, |
2807 |
{ "grub", 0, POPT_ARG_NONE, &configureGrub, 0, |
{ "grub", 0, POPT_ARG_NONE, &configureGrub, 0, |
2808 |
_("configure grub bootloader") }, |
_("configure grub bootloader") }, |
2809 |
{ "info", 0, POPT_ARG_STRING, &kernelInfo, 0, |
{ "info", 0, POPT_ARG_STRING, &kernelInfo, 0, |
2811 |
_("kernel-path") }, |
_("kernel-path") }, |
2812 |
{ "initrd", 0, POPT_ARG_STRING, &newKernelInitrd, 0, |
{ "initrd", 0, POPT_ARG_STRING, &newKernelInitrd, 0, |
2813 |
_("initrd image for the new kernel"), _("initrd-path") }, |
_("initrd image for the new kernel"), _("initrd-path") }, |
2814 |
|
{ "extra-initrd", 'i', POPT_ARG_STRING, NULL, 'i', |
2815 |
|
_("auxilliary initrd image for things other than the new kernel"), _("initrd-path") }, |
2816 |
{ "lilo", 0, POPT_ARG_NONE, &configureLilo, 0, |
{ "lilo", 0, POPT_ARG_NONE, &configureLilo, 0, |
2817 |
_("configure lilo bootloader") }, |
_("configure lilo bootloader") }, |
2818 |
{ "make-default", 0, 0, &makeDefault, 0, |
{ "make-default", 0, 0, &makeDefault, 0, |
2849 |
{ 0, 0, 0, 0, 0 } |
{ 0, 0, 0, 0, 0 } |
2850 |
}; |
}; |
2851 |
|
|
2852 |
|
useextlinuxmenu=0; |
2853 |
|
|
2854 |
|
signal(SIGSEGV, traceback); |
2855 |
|
|
2856 |
optCon = poptGetContext("grubby", argc, argv, options, 0); |
optCon = poptGetContext("grubby", argc, argv, options, 0); |
2857 |
poptReadDefaultConfig(optCon, 1); |
poptReadDefaultConfig(optCon, 1); |
2858 |
|
|
2862 |
printf("grubby version %s\n", VERSION); |
printf("grubby version %s\n", VERSION); |
2863 |
exit(0); |
exit(0); |
2864 |
break; |
break; |
2865 |
|
case 'i': |
2866 |
|
if (extraInitrdCount < MAX_EXTRA_INITRDS) { |
2867 |
|
extraInitrds[extraInitrdCount++] = strdup(poptGetOptArg(optCon)); |
2868 |
|
} else { |
2869 |
|
fprintf(stderr, _("grubby: extra initrd maximum is %d\n"), extraInitrdCount); |
2870 |
|
return 1; |
2871 |
|
} |
2872 |
|
break; |
2873 |
} |
} |
2874 |
} |
} |
2875 |
|
|
2886 |
} |
} |
2887 |
|
|
2888 |
if ((configureLilo + configureGrub + configureELilo + |
if ((configureLilo + configureGrub + configureELilo + |
2889 |
configureYaboot + configureSilo + configureZipl) > 1) { |
configureYaboot + configureSilo + configureZipl + |
2890 |
|
configureExtLinux ) > 1) { |
2891 |
fprintf(stderr, _("grubby: cannot specify multiple bootloaders\n")); |
fprintf(stderr, _("grubby: cannot specify multiple bootloaders\n")); |
2892 |
return 1; |
return 1; |
2893 |
} else if (bootloaderProbe && grubConfig) { |
} else if (bootloaderProbe && grubConfig) { |
2906 |
cfi = &siloConfigType; |
cfi = &siloConfigType; |
2907 |
} else if (configureZipl) { |
} else if (configureZipl) { |
2908 |
cfi = &ziplConfigType; |
cfi = &ziplConfigType; |
2909 |
|
} else if (configureExtLinux) { |
2910 |
|
cfi = &extlinuxConfigType; |
2911 |
|
useextlinuxmenu=1; |
2912 |
} |
} |
2913 |
|
|
2914 |
if (!cfi) { |
if (!cfi) { |
2950 |
return 1; |
return 1; |
2951 |
} else if (!newKernelPath && (newKernelTitle || newKernelInitrd || |
} else if (!newKernelPath && (newKernelTitle || newKernelInitrd || |
2952 |
newKernelInitrd || copyDefault || |
newKernelInitrd || copyDefault || |
2953 |
makeDefault)) { |
makeDefault || extraInitrdCount > 0)) { |
2954 |
fprintf(stderr, _("grubby: kernel path expected\n")); |
fprintf(stderr, _("grubby: kernel path expected\n")); |
2955 |
return 1; |
return 1; |
2956 |
} |
} |
3003 |
bootPrefix = ""; |
bootPrefix = ""; |
3004 |
} |
} |
3005 |
|
|
3006 |
|
if (!cfi->mbAllowExtraInitRds && |
3007 |
|
extraInitrdCount > 0) { |
3008 |
|
fprintf(stderr, _("grubby: %s doesn't allow multiple initrds\n"), cfi->defaultConfig); |
3009 |
|
return 1; |
3010 |
|
} |
3011 |
|
|
3012 |
if (bootloaderProbe) { |
if (bootloaderProbe) { |
3013 |
int lrc = 0, grc = 0; |
int lrc = 0, grc = 0, erc = 0; |
3014 |
struct grubConfig * lconfig, * gconfig; |
struct grubConfig * lconfig, * gconfig; |
3015 |
|
|
3016 |
if (!access(grubConfigType.defaultConfig, F_OK)) { |
if (!access(grubConfigType.defaultConfig, F_OK)) { |
3029 |
lrc = checkForLilo(lconfig); |
lrc = checkForLilo(lconfig); |
3030 |
} |
} |
3031 |
|
|
3032 |
|
if (!access(extlinuxConfigType.defaultConfig, F_OK)) { |
3033 |
|
lconfig = readConfig(extlinuxConfigType.defaultConfig, &extlinuxConfigType); |
3034 |
|
if (!lconfig) |
3035 |
|
erc = 1; |
3036 |
|
else |
3037 |
|
erc = checkForExtLinux(lconfig); |
3038 |
|
} |
3039 |
|
|
3040 |
if (lrc == 1 || grc == 1) return 1; |
if (lrc == 1 || grc == 1) return 1; |
3041 |
|
|
3042 |
if (lrc == 2) printf("lilo\n"); |
if (lrc == 2) printf("lilo\n"); |
3043 |
if (grc == 2) printf("grub\n"); |
if (grc == 2) printf("grub\n"); |
3044 |
|
if (erc == 2) printf("extlinux\n"); |
3045 |
|
|
3046 |
return 0; |
return 0; |
3047 |
} |
} |
3059 |
if (!entry) return 0; |
if (!entry) return 0; |
3060 |
if (!suitableImage(entry, bootPrefix, 0, flags)) return 0; |
if (!suitableImage(entry, bootPrefix, 0, flags)) return 0; |
3061 |
|
|
3062 |
line = entry->lines; |
line = getLineByType(LT_KERNEL|LT_HYPER, entry->lines); |
|
while (line && line->type != LT_KERNEL) line = line->next; |
|
3063 |
if (!line) return 0; |
if (!line) return 0; |
3064 |
|
|
3065 |
rootspec = getRootSpecifier(line->elements[1].item); |
rootspec = getRootSpecifier(line->elements[1].item); |
3084 |
removeArgs, newMBKernelArgs, removeMBKernelArgs)) return 1; |
removeArgs, newMBKernelArgs, removeMBKernelArgs)) return 1; |
3085 |
if (addNewKernel(config, template, bootPrefix, newKernelPath, |
if (addNewKernel(config, template, bootPrefix, newKernelPath, |
3086 |
newKernelTitle, newKernelArgs, newKernelInitrd, |
newKernelTitle, newKernelArgs, newKernelInitrd, |
3087 |
|
extraInitrds, extraInitrdCount, |
3088 |
newMBKernel, newMBKernelArgs)) return 1; |
newMBKernel, newMBKernelArgs)) return 1; |
3089 |
|
|
3090 |
|
|