36 |
#include <signal.h> |
#include <signal.h> |
37 |
#include <blkid/blkid.h> |
#include <blkid/blkid.h> |
38 |
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39 |
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#ifndef DEBUG |
40 |
#define DEBUG 0 |
#define DEBUG 0 |
41 |
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#endif |
42 |
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43 |
#if DEBUG |
#if DEBUG |
44 |
#define dbgPrintf(format, args...) fprintf(stderr, format , ## args) |
#define dbgPrintf(format, args...) fprintf(stderr, format , ## args) |
46 |
#define dbgPrintf(format, args...) |
#define dbgPrintf(format, args...) |
47 |
#endif |
#endif |
48 |
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49 |
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int debug = 0; /* Currently just for template debugging */ |
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51 |
#define _(A) (A) |
#define _(A) (A) |
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53 |
#define MAX_EXTRA_INITRDS 16 /* code segment checked by --bootloader-probe */ |
#define MAX_EXTRA_INITRDS 16 /* code segment checked by --bootloader-probe */ |
54 |
#define CODE_SEG_SIZE 128 /* code segment checked by --bootloader-probe */ |
#define CODE_SEG_SIZE 128 /* code segment checked by --bootloader-probe */ |
55 |
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56 |
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#define NOOP_OPCODE 0x90 |
57 |
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#define JMP_SHORT_OPCODE 0xeb |
58 |
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|
59 |
/* comments get lumped in with indention */ |
/* comments get lumped in with indention */ |
60 |
struct lineElement { |
struct lineElement { |
61 |
char * item; |
char * item; |
63 |
}; |
}; |
64 |
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|
65 |
enum lineType_e { |
enum lineType_e { |
66 |
LT_WHITESPACE = 1 << 0, |
LT_WHITESPACE = 1 << 0, |
67 |
LT_TITLE = 1 << 1, |
LT_TITLE = 1 << 1, |
68 |
LT_KERNEL = 1 << 2, |
LT_KERNEL = 1 << 2, |
69 |
LT_INITRD = 1 << 3, |
LT_INITRD = 1 << 3, |
70 |
LT_HYPER = 1 << 4, |
LT_HYPER = 1 << 4, |
71 |
LT_DEFAULT = 1 << 5, |
LT_DEFAULT = 1 << 5, |
72 |
LT_MBMODULE = 1 << 6, |
LT_MBMODULE = 1 << 6, |
73 |
LT_ROOT = 1 << 7, |
LT_ROOT = 1 << 7, |
74 |
LT_FALLBACK = 1 << 8, |
LT_FALLBACK = 1 << 8, |
75 |
LT_KERNELARGS = 1 << 9, |
LT_KERNELARGS = 1 << 9, |
76 |
LT_BOOT = 1 << 10, |
LT_BOOT = 1 << 10, |
77 |
LT_BOOTROOT = 1 << 11, |
LT_BOOTROOT = 1 << 11, |
78 |
LT_LBA = 1 << 12, |
LT_LBA = 1 << 12, |
79 |
LT_OTHER = 1 << 13, |
LT_OTHER = 1 << 13, |
80 |
LT_GENERIC = 1 << 14, |
LT_GENERIC = 1 << 14, |
81 |
LT_UNKNOWN = 1 << 15, |
LT_ECHO = 1 << 16, |
82 |
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LT_MENUENTRY = 1 << 17, |
83 |
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LT_ENTRY_END = 1 << 18, |
84 |
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LT_SET_VARIABLE = 1 << 19, |
85 |
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LT_UNKNOWN = 1 << 20, |
86 |
}; |
}; |
87 |
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|
88 |
struct singleLine { |
struct singleLine { |
110 |
#define NEED_TITLE (1 << 2) |
#define NEED_TITLE (1 << 2) |
111 |
#define NEED_ARGS (1 << 3) |
#define NEED_ARGS (1 << 3) |
112 |
#define NEED_MB (1 << 4) |
#define NEED_MB (1 << 4) |
113 |
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#define NEED_END (1 << 5) |
114 |
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115 |
#define MAIN_DEFAULT (1 << 0) |
#define MAIN_DEFAULT (1 << 0) |
116 |
#define DEFAULT_SAVED -2 |
#define DEFAULT_SAVED -2 |
122 |
char separatorChar; |
char separatorChar; |
123 |
}; |
}; |
124 |
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125 |
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struct configFileInfo; |
126 |
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127 |
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typedef const char *(*findConfigFunc)(struct configFileInfo *); |
128 |
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typedef const int (*writeLineFunc)(struct configFileInfo *, |
129 |
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struct singleLine *line); |
130 |
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131 |
struct configFileInfo { |
struct configFileInfo { |
132 |
char * defaultConfig; |
char * defaultConfig; |
133 |
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findConfigFunc findConfig; |
134 |
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writeLineFunc writeLine; |
135 |
struct keywordTypes * keywords; |
struct keywordTypes * keywords; |
136 |
int defaultIsIndex; |
int defaultIsIndex; |
137 |
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int defaultIsVariable; |
138 |
int defaultSupportSaved; |
int defaultSupportSaved; |
139 |
enum lineType_e entrySeparator; |
enum lineType_e entryStart; |
140 |
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enum lineType_e entryEnd; |
141 |
int needsBootPrefix; |
int needsBootPrefix; |
142 |
int argsInQuotes; |
int argsInQuotes; |
143 |
int maxTitleLength; |
int maxTitleLength; |
144 |
int titleBracketed; |
int titleBracketed; |
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int titlePosition; |
146 |
int mbHyperFirst; |
int mbHyperFirst; |
147 |
int mbInitRdIsModule; |
int mbInitRdIsModule; |
148 |
int mbConcatArgs; |
int mbConcatArgs; |
161 |
{ NULL, 0, 0 }, |
{ NULL, 0, 0 }, |
162 |
}; |
}; |
163 |
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164 |
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const char *grubFindConfig(struct configFileInfo *cfi) { |
165 |
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static const char *configFiles[] = { |
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"/etc/grub.conf", |
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"/boot/grub/grub.conf", |
168 |
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"/boot/grub/menu.lst", |
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NULL |
170 |
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}; |
171 |
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static int i = -1; |
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173 |
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if (i == -1) { |
174 |
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for (i = 0; configFiles[i] != NULL; i++) { |
175 |
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dbgPrintf("Checking \"%s\": ", configFiles[i]); |
176 |
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if (!access(configFiles[i], R_OK)) { |
177 |
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dbgPrintf("found\n"); |
178 |
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return configFiles[i]; |
179 |
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} |
180 |
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dbgPrintf("not found\n"); |
181 |
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} |
182 |
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} |
183 |
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return configFiles[i]; |
184 |
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} |
185 |
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186 |
struct configFileInfo grubConfigType = { |
struct configFileInfo grubConfigType = { |
187 |
"/etc/grub.conf", /* defaultConfig */ |
.findConfig = grubFindConfig, |
188 |
grubKeywords, /* keywords */ |
.keywords = grubKeywords, |
189 |
1, /* defaultIsIndex */ |
.defaultIsIndex = 1, |
190 |
1, /* defaultSupportSaved */ |
.defaultSupportSaved = 1, |
191 |
LT_TITLE, /* entrySeparator */ |
.entryStart = LT_TITLE, |
192 |
1, /* needsBootPrefix */ |
.needsBootPrefix = 1, |
193 |
0, /* argsInQuotes */ |
.mbHyperFirst = 1, |
194 |
0, /* maxTitleLength */ |
.mbInitRdIsModule = 1, |
195 |
0, /* titleBracketed */ |
.mbAllowExtraInitRds = 1, |
196 |
1, /* mbHyperFirst */ |
}; |
197 |
1, /* mbInitRdIsModule */ |
|
198 |
0, /* mbConcatArgs */ |
struct keywordTypes grub2Keywords[] = { |
199 |
1, /* mbAllowExtraInitRds */ |
{ "menuentry", LT_MENUENTRY, ' ' }, |
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{ "}", LT_ENTRY_END, ' ' }, |
201 |
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{ "echo", LT_ECHO, ' ' }, |
202 |
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{ "set", LT_SET_VARIABLE,' ', '=' }, |
203 |
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{ "root", LT_BOOTROOT, ' ' }, |
204 |
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{ "default", LT_DEFAULT, ' ' }, |
205 |
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{ "fallback", LT_FALLBACK, ' ' }, |
206 |
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{ "linux", LT_KERNEL, ' ' }, |
207 |
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{ "initrd", LT_INITRD, ' ', ' ' }, |
208 |
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{ "module", LT_MBMODULE, ' ' }, |
209 |
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{ "kernel", LT_HYPER, ' ' }, |
210 |
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{ NULL, 0, 0 }, |
211 |
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}; |
212 |
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213 |
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const char *grub2FindConfig(struct configFileInfo *cfi) { |
214 |
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static const char *configFiles[] = { |
215 |
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"/boot/grub/grub-efi.cfg", |
216 |
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"/boot/grub/grub.cfg", |
217 |
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NULL |
218 |
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}; |
219 |
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static int i = -1; |
220 |
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static const char *grub_cfg = "/boot/grub/grub.cfg"; |
221 |
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222 |
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if (i == -1) { |
223 |
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for (i = 0; configFiles[i] != NULL; i++) { |
224 |
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dbgPrintf("Checking \"%s\": ", configFiles[i]); |
225 |
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if (!access(configFiles[i], R_OK)) { |
226 |
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dbgPrintf("found\n"); |
227 |
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return configFiles[i]; |
228 |
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} |
229 |
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} |
230 |
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} |
231 |
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232 |
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/* Ubuntu renames grub2 to grub, so check for the grub.d directory |
233 |
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* that isn't in grub1, and if it exists, return the config file path |
234 |
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* that they use. */ |
235 |
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if (configFiles[i] == NULL && !access("/etc/grub.d/", R_OK)) { |
236 |
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dbgPrintf("found\n"); |
237 |
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return grub_cfg; |
238 |
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} |
239 |
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|
240 |
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dbgPrintf("not found\n"); |
241 |
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return configFiles[i]; |
242 |
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} |
243 |
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244 |
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int sizeOfSingleLine(struct singleLine * line) { |
245 |
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int i; |
246 |
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int count = 0; |
247 |
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248 |
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for (i = 0; i < line->numElements; i++) { |
249 |
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int indentSize = 0; |
250 |
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251 |
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count = count + strlen(line->elements[i].item); |
252 |
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253 |
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indentSize = strlen(line->elements[i].indent); |
254 |
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if (indentSize > 0) |
255 |
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count = count + indentSize; |
256 |
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else |
257 |
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/* be extra safe and add room for whitespaces */ |
258 |
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count = count + 1; |
259 |
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} |
260 |
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261 |
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/* room for trailing terminator */ |
262 |
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count = count + 1; |
263 |
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|
264 |
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return count; |
265 |
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} |
266 |
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|
267 |
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char *grub2ExtractTitle(struct singleLine * line) { |
268 |
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char * current; |
269 |
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char * current_indent; |
270 |
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int current_len; |
271 |
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int current_indent_len; |
272 |
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int i; |
273 |
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274 |
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/* bail out if line does not start with menuentry */ |
275 |
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if (strcmp(line->elements[0].item, "menuentry")) |
276 |
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return NULL; |
277 |
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|
278 |
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i = 1; |
279 |
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current = line->elements[i].item; |
280 |
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current_len = strlen(current); |
281 |
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|
282 |
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/* if second word is quoted, strip the quotes and return single word */ |
283 |
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if ((*current == '\'') && (*(current + current_len - 1) == '\'')) { |
284 |
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char *tmp; |
285 |
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|
286 |
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tmp = strdup(current); |
287 |
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*(tmp + current_len - 1) = '\0'; |
288 |
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return ++tmp; |
289 |
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} |
290 |
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291 |
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/* if no quotes, return second word verbatim */ |
292 |
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if (*current != '\'') { |
293 |
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return current; |
294 |
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} |
295 |
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|
296 |
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/* second element start with a quote, so we have to find the element |
297 |
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* whose last character is also quote (assuming it's the closing one) */ |
298 |
|
if (*current == '\'') { |
299 |
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int resultMaxSize; |
300 |
|
char * result; |
301 |
|
|
302 |
|
resultMaxSize = sizeOfSingleLine(line); |
303 |
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result = malloc(resultMaxSize); |
304 |
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snprintf(result, resultMaxSize, "%s", ++current); |
305 |
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|
306 |
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i++; |
307 |
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for (; i < line->numElements; ++i) { |
308 |
|
current = line->elements[i].item; |
309 |
|
current_len = strlen(current); |
310 |
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current_indent = line->elements[i].indent; |
311 |
|
current_indent_len = strlen(current_indent); |
312 |
|
|
313 |
|
strncat(result, current_indent, current_indent_len); |
314 |
|
if (*(current + current_len - 1) != '\'') { |
315 |
|
strncat(result, current, current_len); |
316 |
|
} else { |
317 |
|
strncat(result, current, current_len - 1); |
318 |
|
break; |
319 |
|
} |
320 |
|
} |
321 |
|
return result; |
322 |
|
} |
323 |
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|
324 |
|
return NULL; |
325 |
|
} |
326 |
|
|
327 |
|
struct configFileInfo grub2ConfigType = { |
328 |
|
.findConfig = grub2FindConfig, |
329 |
|
.keywords = grub2Keywords, |
330 |
|
.defaultIsIndex = 1, |
331 |
|
.defaultSupportSaved = 0, |
332 |
|
.defaultIsVariable = 1, |
333 |
|
.entryStart = LT_MENUENTRY, |
334 |
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.entryEnd = LT_ENTRY_END, |
335 |
|
.titlePosition = 1, |
336 |
|
.needsBootPrefix = 1, |
337 |
|
.mbHyperFirst = 1, |
338 |
|
.mbInitRdIsModule = 1, |
339 |
|
.mbAllowExtraInitRds = 1, |
340 |
}; |
}; |
341 |
|
|
342 |
struct keywordTypes yabootKeywords[] = { |
struct keywordTypes yabootKeywords[] = { |
434 |
}; |
}; |
435 |
int useextlinuxmenu; |
int useextlinuxmenu; |
436 |
struct configFileInfo eliloConfigType = { |
struct configFileInfo eliloConfigType = { |
437 |
"/boot/efi/EFI/redhat/elilo.conf", /* defaultConfig */ |
.defaultConfig = "/boot/efi/EFI/redhat/elilo.conf", |
438 |
eliloKeywords, /* keywords */ |
.keywords = eliloKeywords, |
439 |
0, /* defaultIsIndex */ |
.entryStart = LT_KERNEL, |
440 |
0, /* defaultSupportSaved */ |
.needsBootPrefix = 1, |
441 |
LT_KERNEL, /* entrySeparator */ |
.argsInQuotes = 1, |
442 |
1, /* needsBootPrefix */ |
.mbConcatArgs = 1, |
|
1, /* argsInQuotes */ |
|
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0, /* maxTitleLength */ |
|
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0, /* titleBracketed */ |
|
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0, /* mbHyperFirst */ |
|
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0, /* mbInitRdIsModule */ |
|
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1, /* mbConcatArgs */ |
|
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0, /* mbAllowExtraInitRds */ |
|
443 |
}; |
}; |
444 |
|
|
445 |
struct configFileInfo liloConfigType = { |
struct configFileInfo liloConfigType = { |
446 |
"/etc/lilo.conf", /* defaultConfig */ |
.defaultConfig = "/etc/lilo.conf", |
447 |
liloKeywords, /* keywords */ |
.keywords = liloKeywords, |
448 |
0, /* defaultIsIndex */ |
.entryStart = LT_KERNEL, |
449 |
0, /* defaultSupportSaved */ |
.argsInQuotes = 1, |
450 |
LT_KERNEL, /* entrySeparator */ |
.maxTitleLength = 15, |
|
0, /* needsBootPrefix */ |
|
|
1, /* argsInQuotes */ |
|
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15, /* maxTitleLength */ |
|
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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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0, /* mbAllowExtraInitRds */ |
|
451 |
}; |
}; |
452 |
|
|
453 |
struct configFileInfo yabootConfigType = { |
struct configFileInfo yabootConfigType = { |
454 |
"/etc/yaboot.conf", /* defaultConfig */ |
.defaultConfig = "/etc/yaboot.conf", |
455 |
yabootKeywords, /* keywords */ |
.keywords = yabootKeywords, |
456 |
0, /* defaultIsIndex */ |
.entryStart = LT_KERNEL, |
457 |
0, /* defaultSupportSaved */ |
.needsBootPrefix = 1, |
458 |
LT_KERNEL, /* entrySeparator */ |
.argsInQuotes = 1, |
459 |
1, /* needsBootPrefix */ |
.maxTitleLength = 15, |
460 |
1, /* argsInQuotes */ |
.mbAllowExtraInitRds = 1, |
|
15, /* maxTitleLength */ |
|
|
0, /* titleBracketed */ |
|
|
0, /* mbHyperFirst */ |
|
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0, /* mbInitRdIsModule */ |
|
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0, /* mbConcatArgs */ |
|
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1, /* mbAllowExtraInitRds */ |
|
461 |
}; |
}; |
462 |
|
|
463 |
struct configFileInfo siloConfigType = { |
struct configFileInfo siloConfigType = { |
464 |
"/etc/silo.conf", /* defaultConfig */ |
.defaultConfig = "/etc/silo.conf", |
465 |
siloKeywords, /* keywords */ |
.keywords = siloKeywords, |
466 |
0, /* defaultIsIndex */ |
.entryStart = LT_KERNEL, |
467 |
0, /* defaultSupportSaved */ |
.needsBootPrefix = 1, |
468 |
LT_KERNEL, /* entrySeparator */ |
.argsInQuotes = 1, |
469 |
1, /* needsBootPrefix */ |
.maxTitleLength = 15, |
|
1, /* argsInQuotes */ |
|
|
15, /* maxTitleLength */ |
|
|
0, /* titleBracketed */ |
|
|
0, /* mbHyperFirst */ |
|
|
0, /* mbInitRdIsModule */ |
|
|
0, /* mbConcatArgs */ |
|
|
0, /* mbAllowExtraInitRds */ |
|
470 |
}; |
}; |
471 |
|
|
472 |
struct configFileInfo ziplConfigType = { |
struct configFileInfo ziplConfigType = { |
473 |
"/etc/zipl.conf", /* defaultConfig */ |
.defaultConfig = "/etc/zipl.conf", |
474 |
ziplKeywords, /* keywords */ |
.keywords = ziplKeywords, |
475 |
0, /* defaultIsIndex */ |
.entryStart = LT_TITLE, |
476 |
0, /* defaultSupportSaved */ |
.argsInQuotes = 1, |
477 |
LT_TITLE, /* entrySeparator */ |
.titleBracketed = 1, |
|
0, /* needsBootPrefix */ |
|
|
1, /* argsInQuotes */ |
|
|
0, /* maxTitleLength */ |
|
|
1, /* titleBracketed */ |
|
|
0, /* mbHyperFirst */ |
|
|
0, /* mbInitRdIsModule */ |
|
|
0, /* mbConcatArgs */ |
|
|
0, /* mbAllowExtraInitRds */ |
|
478 |
}; |
}; |
479 |
|
|
480 |
struct configFileInfo extlinuxConfigType = { |
struct configFileInfo extlinuxConfigType = { |
481 |
"/boot/extlinux/extlinux.conf", /* defaultConfig */ |
.defaultConfig = "/boot/extlinux/extlinux.conf", |
482 |
extlinuxKeywords, /* keywords */ |
.keywords = extlinuxKeywords, |
483 |
0, /* defaultIsIndex */ |
.entryStart = LT_TITLE, |
484 |
0, /* defaultSupportSaved */ |
.needsBootPrefix = 1, |
485 |
LT_TITLE, /* entrySeparator */ |
.maxTitleLength = 255, |
486 |
1, /* needsBootPrefix */ |
.mbAllowExtraInitRds = 1, |
|
0, /* argsInQuotes */ |
|
|
255, /* maxTitleLength */ |
|
|
0, /* titleBracketed */ |
|
|
0, /* mbHyperFirst */ |
|
|
0, /* mbInitRdIsModule */ |
|
|
0, /* mbConcatArgs */ |
|
|
1, /* mbAllowExtraInitRds */ |
|
487 |
}; |
}; |
488 |
|
|
489 |
struct grubConfig { |
struct grubConfig { |
498 |
struct configFileInfo * cfi; |
struct configFileInfo * cfi; |
499 |
}; |
}; |
500 |
|
|
501 |
|
blkid_cache blkid; |
502 |
|
|
503 |
struct singleEntry * findEntryByIndex(struct grubConfig * cfg, int index); |
struct singleEntry * findEntryByIndex(struct grubConfig * cfg, int index); |
504 |
struct singleEntry * findEntryByPath(struct grubConfig * cfg, |
struct singleEntry * findEntryByPath(struct grubConfig * cfg, |
505 |
const char * path, const char * prefix, |
const char * path, const char * prefix, |
513 |
static int getNextLine(char ** bufPtr, struct singleLine * line, |
static int getNextLine(char ** bufPtr, struct singleLine * line, |
514 |
struct configFileInfo * cfi); |
struct configFileInfo * cfi); |
515 |
static char * getRootSpecifier(char * str); |
static char * getRootSpecifier(char * str); |
516 |
|
static void requote(struct singleLine *line, struct configFileInfo * cfi); |
517 |
static void insertElement(struct singleLine * line, |
static void insertElement(struct singleLine * line, |
518 |
const char * item, int insertHere, |
const char * item, int insertHere, |
519 |
struct configFileInfo * cfi); |
struct configFileInfo * cfi); |
578 |
return NULL; |
return NULL; |
579 |
} |
} |
580 |
|
|
581 |
static char * getpathbyspec(char *device) { |
static char *getKeyByType(enum lineType_e type, struct configFileInfo * cfi) { |
582 |
static blkid_cache blkid; |
struct keywordTypes *kt = getKeywordByType(type, cfi); |
583 |
|
if (kt) |
584 |
|
return kt->key; |
585 |
|
return "unknown"; |
586 |
|
} |
587 |
|
|
588 |
|
static char * getpathbyspec(char *device) { |
589 |
if (!blkid) |
if (!blkid) |
590 |
blkid_get_cache(&blkid, NULL); |
blkid_get_cache(&blkid, NULL); |
591 |
|
|
592 |
return blkid_get_devname(blkid, device, NULL); |
return blkid_get_devname(blkid, device, NULL); |
593 |
} |
} |
594 |
|
|
595 |
|
static char * getuuidbydev(char *device) { |
596 |
|
if (!blkid) |
597 |
|
blkid_get_cache(&blkid, NULL); |
598 |
|
|
599 |
|
return blkid_get_tag_value(blkid, "UUID", device); |
600 |
|
} |
601 |
|
|
602 |
static enum lineType_e getTypeByKeyword(char * keyword, |
static enum lineType_e getTypeByKeyword(char * keyword, |
603 |
struct configFileInfo * cfi) { |
struct configFileInfo * cfi) { |
604 |
struct keywordTypes * kw; |
struct keywordTypes * kw; |
634 |
return 0; |
return 0; |
635 |
} |
} |
636 |
|
|
637 |
static int isEntrySeparator(struct singleLine * line, |
static int isEntryStart(struct singleLine * line, |
638 |
struct configFileInfo * cfi) { |
struct configFileInfo * cfi) { |
639 |
return line->type == cfi->entrySeparator || line->type == LT_OTHER || |
return line->type == cfi->entryStart || line->type == LT_OTHER || |
640 |
(cfi->titleBracketed && isBracketedTitle(line)); |
(cfi->titleBracketed && isBracketedTitle(line)); |
641 |
} |
} |
642 |
|
|
959 |
cfg->secondaryIndent = strdup(line->indent); |
cfg->secondaryIndent = strdup(line->indent); |
960 |
} |
} |
961 |
|
|
962 |
if (isEntrySeparator(line, cfi)) { |
if (isEntryStart(line, cfi) || (cfg->entries && !sawEntry)) { |
963 |
sawEntry = 1; |
sawEntry = 1; |
964 |
if (!entry) { |
if (!entry) { |
965 |
cfg->entries = malloc(sizeof(*entry)); |
cfg->entries = malloc(sizeof(*entry)); |
975 |
entry->next = NULL; |
entry->next = NULL; |
976 |
} |
} |
977 |
|
|
978 |
if (line->type == LT_DEFAULT && line->numElements == 2) { |
if (line->type == LT_SET_VARIABLE) { |
979 |
|
int i; |
980 |
|
dbgPrintf("found 'set' command (%d elements): ", line->numElements); |
981 |
|
dbgPrintf("%s", line->indent); |
982 |
|
for (i = 0; i < line->numElements; i++) |
983 |
|
dbgPrintf("%s\"%s\"", line->elements[i].indent, line->elements[i].item); |
984 |
|
dbgPrintf("\n"); |
985 |
|
struct keywordTypes *kwType = getKeywordByType(LT_DEFAULT, cfi); |
986 |
|
if (kwType && line->numElements == 3 && |
987 |
|
!strcmp(line->elements[1].item, kwType->key)) { |
988 |
|
dbgPrintf("Line sets default config\n"); |
989 |
|
cfg->flags &= ~GRUB_CONFIG_NO_DEFAULT; |
990 |
|
defaultLine = line; |
991 |
|
} |
992 |
|
} else if (line->type == LT_DEFAULT && line->numElements == 2) { |
993 |
cfg->flags &= ~GRUB_CONFIG_NO_DEFAULT; |
cfg->flags &= ~GRUB_CONFIG_NO_DEFAULT; |
994 |
defaultLine = line; |
defaultLine = line; |
995 |
|
|
1102 |
entry->lines = line; |
entry->lines = line; |
1103 |
else |
else |
1104 |
last->next = line; |
last->next = line; |
1105 |
dbgPrintf("readConfig added %d to %p\n", line->type, entry); |
dbgPrintf("readConfig added %s to %p\n", getKeyByType(line->type, cfi), entry); |
1106 |
|
|
1107 |
|
/* we could have seen this outside of an entry... if so, we |
1108 |
|
* ignore it like any other line we don't grok */ |
1109 |
|
if (line->type == LT_ENTRY_END && sawEntry) |
1110 |
|
sawEntry = 0; |
1111 |
} else { |
} else { |
1112 |
if (!cfg->theLines) |
if (!cfg->theLines) |
1113 |
cfg->theLines = line; |
cfg->theLines = line; |
1114 |
else |
else |
1115 |
last->next = line; |
last->next = line; |
1116 |
dbgPrintf("readConfig added %d to cfg\n", line->type); |
dbgPrintf("readConfig added %s to cfg\n", getKeyByType(line->type, cfi)); |
1117 |
} |
} |
1118 |
|
|
1119 |
last = line; |
last = line; |
1121 |
|
|
1122 |
free(incoming); |
free(incoming); |
1123 |
|
|
1124 |
|
dbgPrintf("defaultLine is %s\n", defaultLine ? "set" : "unset"); |
1125 |
if (defaultLine) { |
if (defaultLine) { |
1126 |
if (cfi->defaultSupportSaved && |
if (cfi->defaultIsVariable) { |
1127 |
|
char *value = defaultLine->elements[2].item; |
1128 |
|
while (*value && (*value == '"' || *value == '\'' || |
1129 |
|
*value == ' ' || *value == '\t')) |
1130 |
|
value++; |
1131 |
|
cfg->defaultImage = strtol(value, &end, 10); |
1132 |
|
while (*end && (*end == '"' || *end == '\'' || |
1133 |
|
*end == ' ' || *end == '\t')) |
1134 |
|
end++; |
1135 |
|
if (*end) cfg->defaultImage = -1; |
1136 |
|
} else if (cfi->defaultSupportSaved && |
1137 |
!strncmp(defaultLine->elements[1].item, "saved", 5)) { |
!strncmp(defaultLine->elements[1].item, "saved", 5)) { |
1138 |
cfg->defaultImage = DEFAULT_SAVED; |
cfg->defaultImage = DEFAULT_SAVED; |
1139 |
} else if (cfi->defaultIsIndex) { |
} else if (cfi->defaultIsIndex) { |
1182 |
fprintf(out, "%sdefault%ssaved\n", indent, separator); |
fprintf(out, "%sdefault%ssaved\n", indent, separator); |
1183 |
else if (cfg->defaultImage > -1) { |
else if (cfg->defaultImage > -1) { |
1184 |
if (cfg->cfi->defaultIsIndex) { |
if (cfg->cfi->defaultIsIndex) { |
1185 |
fprintf(out, "%sdefault%s%d\n", indent, separator, |
if (cfg->cfi->defaultIsVariable) { |
1186 |
cfg->defaultImage); |
fprintf(out, "%sset default=\"%d\"\n", indent, |
1187 |
|
cfg->defaultImage); |
1188 |
|
} else { |
1189 |
|
fprintf(out, "%sdefault%s%d\n", indent, separator, |
1190 |
|
cfg->defaultImage); |
1191 |
|
} |
1192 |
} else { |
} else { |
1193 |
int image = cfg->defaultImage; |
int image = cfg->defaultImage; |
1194 |
|
|
1278 |
} |
} |
1279 |
|
|
1280 |
line = cfg->theLines; |
line = cfg->theLines; |
1281 |
|
struct keywordTypes *defaultKw = getKeywordByType(LT_DEFAULT, cfg->cfi); |
1282 |
while (line) { |
while (line) { |
1283 |
if (line->type == LT_DEFAULT) { |
if (line->type == LT_SET_VARIABLE && defaultKw && |
1284 |
|
line->numElements == 3 && |
1285 |
|
!strcmp(line->elements[1].item, defaultKw->key)) { |
1286 |
|
writeDefault(out, line->indent, line->elements[0].indent, cfg); |
1287 |
|
needs &= ~MAIN_DEFAULT; |
1288 |
|
} else if (line->type == LT_DEFAULT) { |
1289 |
writeDefault(out, line->indent, line->elements[0].indent, cfg); |
writeDefault(out, line->indent, line->elements[0].indent, cfg); |
1290 |
needs &= ~MAIN_DEFAULT; |
needs &= ~MAIN_DEFAULT; |
1291 |
} else if (line->type == LT_FALLBACK) { |
} else if (line->type == LT_FALLBACK) { |
1353 |
return i; |
return i; |
1354 |
} |
} |
1355 |
|
|
1356 |
|
static char *findDiskForRoot() |
1357 |
|
{ |
1358 |
|
int fd; |
1359 |
|
char buf[65536]; |
1360 |
|
char *devname; |
1361 |
|
char *chptr; |
1362 |
|
int rc; |
1363 |
|
|
1364 |
|
if ((fd = open(_PATH_MOUNTED, O_RDONLY)) < 0) { |
1365 |
|
fprintf(stderr, "grubby: failed to open %s: %s\n", |
1366 |
|
_PATH_MOUNTED, strerror(errno)); |
1367 |
|
return NULL; |
1368 |
|
} |
1369 |
|
|
1370 |
|
rc = read(fd, buf, sizeof(buf) - 1); |
1371 |
|
if (rc <= 0) { |
1372 |
|
fprintf(stderr, "grubby: failed to read %s: %s\n", |
1373 |
|
_PATH_MOUNTED, strerror(errno)); |
1374 |
|
close(fd); |
1375 |
|
return NULL; |
1376 |
|
} |
1377 |
|
close(fd); |
1378 |
|
buf[rc] = '\0'; |
1379 |
|
chptr = buf; |
1380 |
|
|
1381 |
|
while (chptr && chptr != buf+rc) { |
1382 |
|
devname = chptr; |
1383 |
|
|
1384 |
|
/* |
1385 |
|
* The first column of a mtab entry is the device, but if the entry is a |
1386 |
|
* special device it won't start with /, so move on to the next line. |
1387 |
|
*/ |
1388 |
|
if (*devname != '/') { |
1389 |
|
chptr = strchr(chptr, '\n'); |
1390 |
|
if (chptr) |
1391 |
|
chptr++; |
1392 |
|
continue; |
1393 |
|
} |
1394 |
|
|
1395 |
|
/* Seek to the next space */ |
1396 |
|
chptr = strchr(chptr, ' '); |
1397 |
|
if (!chptr) { |
1398 |
|
fprintf(stderr, "grubby: error parsing %s: %s\n", |
1399 |
|
_PATH_MOUNTED, strerror(errno)); |
1400 |
|
return NULL; |
1401 |
|
} |
1402 |
|
|
1403 |
|
/* |
1404 |
|
* The second column of a mtab entry is the mount point, we are looking |
1405 |
|
* for '/' obviously. |
1406 |
|
*/ |
1407 |
|
if (*(++chptr) == '/' && *(++chptr) == ' ') { |
1408 |
|
/* |
1409 |
|
* Move back 2, which is the first space after the device name, set |
1410 |
|
* it to \0 so strdup will just get the devicename. |
1411 |
|
*/ |
1412 |
|
chptr -= 2; |
1413 |
|
*chptr = '\0'; |
1414 |
|
return strdup(devname); |
1415 |
|
} |
1416 |
|
|
1417 |
|
/* Next line */ |
1418 |
|
chptr = strchr(chptr, '\n'); |
1419 |
|
if (chptr) |
1420 |
|
chptr++; |
1421 |
|
} |
1422 |
|
|
1423 |
|
return NULL; |
1424 |
|
} |
1425 |
|
|
1426 |
|
void printEntry(struct singleEntry * entry) { |
1427 |
|
int i; |
1428 |
|
struct singleLine * line; |
1429 |
|
|
1430 |
|
for (line = entry->lines; line; line = line->next) { |
1431 |
|
fprintf(stderr, "DBG: %s", line->indent); |
1432 |
|
for (i = 0; i < line->numElements; i++) { |
1433 |
|
fprintf(stderr, "%s%s", |
1434 |
|
line->elements[i].item, line->elements[i].indent); |
1435 |
|
} |
1436 |
|
fprintf(stderr, "\n"); |
1437 |
|
} |
1438 |
|
} |
1439 |
|
|
1440 |
|
void notSuitablePrintf(struct singleEntry * entry, const char *fmt, ...) |
1441 |
|
{ |
1442 |
|
va_list argp; |
1443 |
|
|
1444 |
|
if (!debug) |
1445 |
|
return; |
1446 |
|
|
1447 |
|
va_start(argp, fmt); |
1448 |
|
fprintf(stderr, "DBG: Image entry failed: "); |
1449 |
|
vfprintf(stderr, fmt, argp); |
1450 |
|
printEntry(entry); |
1451 |
|
va_end(argp); |
1452 |
|
} |
1453 |
|
|
1454 |
|
#define beginswith(s, c) ((s) && (s)[0] == (c)) |
1455 |
|
|
1456 |
|
static int endswith(const char *s, char c) |
1457 |
|
{ |
1458 |
|
int slen; |
1459 |
|
|
1460 |
|
if (!s && !s[0]) |
1461 |
|
return 0; |
1462 |
|
slen = strlen(s) - 1; |
1463 |
|
|
1464 |
|
return s[slen] == c; |
1465 |
|
} |
1466 |
|
|
1467 |
int suitableImage(struct singleEntry * entry, const char * bootPrefix, |
int suitableImage(struct singleEntry * entry, const char * bootPrefix, |
1468 |
int skipRemoved, int flags) { |
int skipRemoved, int flags) { |
1469 |
struct singleLine * line; |
struct singleLine * line; |
1470 |
char * fullName; |
char * fullName; |
1471 |
int i; |
int i; |
|
struct stat sb, sb2; |
|
1472 |
char * dev; |
char * dev; |
1473 |
char * rootspec; |
char * rootspec; |
1474 |
|
char * rootdev; |
1475 |
|
|
1476 |
if (skipRemoved && entry->skip) return 0; |
if (skipRemoved && entry->skip) { |
1477 |
|
notSuitablePrintf(entry, "marked to skip\n"); |
1478 |
|
return 0; |
1479 |
|
} |
1480 |
|
|
1481 |
line = getLineByType(LT_KERNEL|LT_HYPER, entry->lines); |
line = getLineByType(LT_KERNEL|LT_HYPER, entry->lines); |
1482 |
if (!line || line->numElements < 2) return 0; |
if (!line) { |
1483 |
|
notSuitablePrintf(entry, "no line found\n"); |
1484 |
|
return 0; |
1485 |
|
} |
1486 |
|
if (line->numElements < 2) { |
1487 |
|
notSuitablePrintf(entry, "line has only %d elements\n", |
1488 |
|
line->numElements); |
1489 |
|
return 0; |
1490 |
|
} |
1491 |
|
|
1492 |
if (flags & GRUBBY_BADIMAGE_OKAY) return 1; |
if (flags & GRUBBY_BADIMAGE_OKAY) return 1; |
1493 |
|
|
1494 |
fullName = alloca(strlen(bootPrefix) + |
fullName = alloca(strlen(bootPrefix) + |
1495 |
strlen(line->elements[1].item) + 1); |
strlen(line->elements[1].item) + 1); |
1496 |
rootspec = getRootSpecifier(line->elements[1].item); |
rootspec = getRootSpecifier(line->elements[1].item); |
1497 |
sprintf(fullName, "%s%s", bootPrefix, |
int rootspec_offset = rootspec ? strlen(rootspec) : 0; |
1498 |
line->elements[1].item + (rootspec ? strlen(rootspec) : 0)); |
int hasslash = endswith(bootPrefix, '/') || |
1499 |
if (access(fullName, R_OK)) return 0; |
beginswith(line->elements[1].item + rootspec_offset, '/'); |
1500 |
|
sprintf(fullName, "%s%s%s", bootPrefix, hasslash ? "" : "/", |
1501 |
|
line->elements[1].item + rootspec_offset); |
1502 |
|
if (access(fullName, R_OK)) { |
1503 |
|
notSuitablePrintf(entry, "access to %s failed\n", fullName); |
1504 |
|
return 0; |
1505 |
|
} |
1506 |
for (i = 2; i < line->numElements; i++) |
for (i = 2; i < line->numElements; i++) |
1507 |
if (!strncasecmp(line->elements[i].item, "root=", 5)) break; |
if (!strncasecmp(line->elements[i].item, "root=", 5)) break; |
1508 |
if (i < line->numElements) { |
if (i < line->numElements) { |
1520 |
line = getLineByType(LT_KERNELARGS|LT_MBMODULE, entry->lines); |
line = getLineByType(LT_KERNELARGS|LT_MBMODULE, entry->lines); |
1521 |
|
|
1522 |
/* failed to find one */ |
/* failed to find one */ |
1523 |
if (!line) return 0; |
if (!line) { |
1524 |
|
notSuitablePrintf(entry, "no line found\n"); |
1525 |
|
return 0; |
1526 |
|
} |
1527 |
|
|
1528 |
for (i = 1; i < line->numElements; i++) |
for (i = 1; i < line->numElements; i++) |
1529 |
if (!strncasecmp(line->elements[i].item, "root=", 5)) break; |
if (!strncasecmp(line->elements[i].item, "root=", 5)) break; |
1530 |
if (i < line->numElements) |
if (i < line->numElements) |
1531 |
dev = line->elements[i].item + 5; |
dev = line->elements[i].item + 5; |
1532 |
else { |
else { |
1533 |
|
notSuitablePrintf(entry, "no root= entry found\n"); |
1534 |
/* it failed too... can't find root= */ |
/* it failed too... can't find root= */ |
1535 |
return 0; |
return 0; |
1536 |
} |
} |
1538 |
} |
} |
1539 |
|
|
1540 |
dev = getpathbyspec(dev); |
dev = getpathbyspec(dev); |
1541 |
if (!dev) |
if (!getpathbyspec(dev)) { |
1542 |
|
notSuitablePrintf(entry, "can't find blkid entry for %s\n", dev); |
1543 |
return 0; |
return 0; |
1544 |
|
} else |
1545 |
|
dev = getpathbyspec(dev); |
1546 |
|
|
1547 |
i = stat(dev, &sb); |
rootdev = findDiskForRoot(); |
1548 |
if (i) |
if (!rootdev) { |
1549 |
|
notSuitablePrintf(entry, "can't find root device\n"); |
1550 |
return 0; |
return 0; |
1551 |
|
} |
1552 |
|
|
1553 |
stat("/", &sb2); |
if (!getuuidbydev(rootdev) || !getuuidbydev(dev)) { |
1554 |
|
notSuitablePrintf(entry, "uuid missing: rootdev %s, dev %s\n", |
1555 |
|
getuuidbydev(rootdev), getuuidbydev(dev)); |
1556 |
|
free(rootdev); |
1557 |
|
return 0; |
1558 |
|
} |
1559 |
|
|
1560 |
if (sb.st_rdev != sb2.st_dev) |
if (strcmp(getuuidbydev(rootdev), getuuidbydev(dev))) { |
1561 |
|
notSuitablePrintf(entry, "uuid mismatch: rootdev %s, dev %s\n", |
1562 |
|
getuuidbydev(rootdev), getuuidbydev(dev)); |
1563 |
|
free(rootdev); |
1564 |
return 0; |
return 0; |
1565 |
|
} |
1566 |
|
|
1567 |
|
free(rootdev); |
1568 |
|
|
1569 |
return 1; |
return 1; |
1570 |
} |
} |
1927 |
char * start; |
char * start; |
1928 |
char * param; |
char * param; |
1929 |
|
|
1930 |
in = fopen("/etc/sysconfig/grub", "r"); |
in = fopen("/etc/conf.d/grub", "r"); |
1931 |
if (!in) return 1; |
if (!in) return 1; |
1932 |
|
|
1933 |
if (lbaPtr) *lbaPtr = 0; |
if (lbaPtr) *lbaPtr = 0; |
1989 |
return 1; |
return 1; |
1990 |
} |
} |
1991 |
|
|
1992 |
/* this is a horrible hack to support /etc/sysconfig/grub; there must |
/* this is a horrible hack to support /etc/conf.d/grub; there must |
1993 |
be a better way */ |
be a better way */ |
1994 |
if (config->cfi == &grubConfigType) { |
if (config->cfi == &grubConfigType) { |
1995 |
dumpSysconfigGrub(); |
dumpSysconfigGrub(); |
2078 |
sprintf(tmpl.elements[0].item, "[%s]", val); |
sprintf(tmpl.elements[0].item, "[%s]", val); |
2079 |
tmpl.elements[0].indent = ""; |
tmpl.elements[0].indent = ""; |
2080 |
val = NULL; |
val = NULL; |
2081 |
|
} else if (type == LT_MENUENTRY) { |
2082 |
|
char *lineend = "--class gnu-linux --class gnu --class os {"; |
2083 |
|
if (!val) { |
2084 |
|
fprintf(stderr, "Line type LT_MENUENTRY requires a value\n"); |
2085 |
|
abort(); |
2086 |
|
} |
2087 |
|
kw = getKeywordByType(type, cfi); |
2088 |
|
if (!kw) { |
2089 |
|
fprintf(stderr, "Looking up keyword for unknown type %d\n", type); |
2090 |
|
abort(); |
2091 |
|
} |
2092 |
|
tmpl.indent = ""; |
2093 |
|
tmpl.type = type; |
2094 |
|
tmpl.numElements = 3; |
2095 |
|
tmpl.elements = alloca(sizeof(*tmpl.elements) * tmpl.numElements); |
2096 |
|
tmpl.elements[0].item = kw->key; |
2097 |
|
tmpl.elements[0].indent = alloca(2); |
2098 |
|
sprintf(tmpl.elements[0].indent, "%c", kw->nextChar); |
2099 |
|
tmpl.elements[1].item = (char *)val; |
2100 |
|
tmpl.elements[1].indent = alloca(2); |
2101 |
|
sprintf(tmpl.elements[1].indent, "%c", kw->nextChar); |
2102 |
|
tmpl.elements[2].item = alloca(strlen(lineend)+1); |
2103 |
|
strcpy(tmpl.elements[2].item, lineend); |
2104 |
|
tmpl.elements[2].indent = ""; |
2105 |
} else { |
} else { |
2106 |
kw = getKeywordByType(type, cfi); |
kw = getKeywordByType(type, cfi); |
2107 |
if (!kw) abort(); |
if (!kw) { |
2108 |
|
fprintf(stderr, "Looking up keyword for unknown type %d\n", type); |
2109 |
|
abort(); |
2110 |
|
} |
2111 |
tmpl.type = type; |
tmpl.type = type; |
2112 |
tmpl.numElements = val ? 2 : 1; |
tmpl.numElements = val ? 2 : 1; |
2113 |
tmpl.elements = alloca(sizeof(*tmpl.elements) * tmpl.numElements); |
tmpl.elements = alloca(sizeof(*tmpl.elements) * tmpl.numElements); |
2131 |
if (!line->next && !prev) prev = line; |
if (!line->next && !prev) prev = line; |
2132 |
} |
} |
2133 |
|
|
2134 |
if (prev == entry->lines) |
struct singleLine *menuEntry; |
2135 |
tmpl.indent = defaultIndent ?: ""; |
menuEntry = getLineByType(LT_MENUENTRY, entry->lines); |
2136 |
else |
if (tmpl.type == LT_ENTRY_END) { |
2137 |
tmpl.indent = prev->indent; |
if (menuEntry) |
2138 |
|
tmpl.indent = menuEntry->indent; |
2139 |
|
else |
2140 |
|
tmpl.indent = defaultIndent ?: ""; |
2141 |
|
} else if (tmpl.type != LT_MENUENTRY) { |
2142 |
|
if (menuEntry) |
2143 |
|
tmpl.indent = "\t"; |
2144 |
|
else if (prev == entry->lines) |
2145 |
|
tmpl.indent = defaultIndent ?: ""; |
2146 |
|
else |
2147 |
|
tmpl.indent = prev->indent; |
2148 |
|
} |
2149 |
|
|
2150 |
return addLineTmpl(entry, &tmpl, prev, val, cfi); |
return addLineTmpl(entry, &tmpl, prev, val, cfi); |
2151 |
} |
} |
2172 |
free(line); |
free(line); |
2173 |
} |
} |
2174 |
|
|
2175 |
|
static int isquote(char q) |
2176 |
|
{ |
2177 |
|
if (q == '\'' || q == '\"') |
2178 |
|
return 1; |
2179 |
|
return 0; |
2180 |
|
} |
2181 |
|
|
2182 |
|
static void requote(struct singleLine *tmplLine, struct configFileInfo * cfi) |
2183 |
|
{ |
2184 |
|
struct singleLine newLine = { |
2185 |
|
.indent = tmplLine->indent, |
2186 |
|
.type = tmplLine->type, |
2187 |
|
.next = tmplLine->next, |
2188 |
|
}; |
2189 |
|
int firstQuotedItem = -1; |
2190 |
|
int quoteLen = 0; |
2191 |
|
int j; |
2192 |
|
int element = 0; |
2193 |
|
char *c; |
2194 |
|
|
2195 |
|
c = malloc(strlen(tmplLine->elements[0].item) + 1); |
2196 |
|
strcpy(c, tmplLine->elements[0].item); |
2197 |
|
insertElement(&newLine, c, element++, cfi); |
2198 |
|
free(c); |
2199 |
|
c = NULL; |
2200 |
|
|
2201 |
|
for (j = 1; j < tmplLine->numElements; j++) { |
2202 |
|
if (firstQuotedItem == -1) { |
2203 |
|
quoteLen += strlen(tmplLine->elements[j].item); |
2204 |
|
|
2205 |
|
if (isquote(tmplLine->elements[j].item[0])) { |
2206 |
|
firstQuotedItem = j; |
2207 |
|
quoteLen += strlen(tmplLine->elements[j].indent); |
2208 |
|
} else { |
2209 |
|
c = malloc(quoteLen + 1); |
2210 |
|
strcpy(c, tmplLine->elements[j].item); |
2211 |
|
insertElement(&newLine, c, element++, cfi); |
2212 |
|
free(c); |
2213 |
|
quoteLen = 0; |
2214 |
|
} |
2215 |
|
} else { |
2216 |
|
int itemlen = strlen(tmplLine->elements[j].item); |
2217 |
|
quoteLen += itemlen; |
2218 |
|
quoteLen += strlen(tmplLine->elements[j].indent); |
2219 |
|
|
2220 |
|
if (isquote(tmplLine->elements[j].item[itemlen - 1])) { |
2221 |
|
c = malloc(quoteLen + 1); |
2222 |
|
c[0] = '\0'; |
2223 |
|
for (int i = firstQuotedItem; i < j+1; i++) { |
2224 |
|
strcat(c, tmplLine->elements[i].item); |
2225 |
|
strcat(c, tmplLine->elements[i].indent); |
2226 |
|
} |
2227 |
|
insertElement(&newLine, c, element++, cfi); |
2228 |
|
free(c); |
2229 |
|
|
2230 |
|
firstQuotedItem = -1; |
2231 |
|
quoteLen = 0; |
2232 |
|
} |
2233 |
|
} |
2234 |
|
} |
2235 |
|
while (tmplLine->numElements) |
2236 |
|
removeElement(tmplLine, 0); |
2237 |
|
if (tmplLine->elements) |
2238 |
|
free(tmplLine->elements); |
2239 |
|
|
2240 |
|
tmplLine->numElements = newLine.numElements; |
2241 |
|
tmplLine->elements = newLine.elements; |
2242 |
|
} |
2243 |
|
|
2244 |
static void insertElement(struct singleLine * line, |
static void insertElement(struct singleLine * line, |
2245 |
const char * item, int insertHere, |
const char * item, int insertHere, |
2246 |
struct configFileInfo * cfi) |
struct configFileInfo * cfi) |
2347 |
const char ** arg; |
const char ** arg; |
2348 |
int useKernelArgs, useRoot; |
int useKernelArgs, useRoot; |
2349 |
int firstElement; |
int firstElement; |
2350 |
int *usedElements, *usedArgs; |
int *usedElements; |
2351 |
int doreplace; |
int doreplace; |
2352 |
|
|
2353 |
if (!image) return 0; |
if (!image) return 0; |
2382 |
useRoot = (getKeywordByType(LT_ROOT, cfg->cfi) |
useRoot = (getKeywordByType(LT_ROOT, cfg->cfi) |
2383 |
&& !multibootArgs); |
&& !multibootArgs); |
2384 |
|
|
|
for (k = 0, arg = newArgs; *arg; arg++, k++) ; |
|
|
usedArgs = calloc(k, sizeof(*usedArgs)); |
|
|
|
|
2385 |
for (; (entry = findEntryByPath(cfg, image, prefix, &index)); index++) { |
for (; (entry = findEntryByPath(cfg, image, prefix, &index)); index++) { |
2386 |
|
|
2387 |
if (multibootArgs && !entry->multiboot) |
if (multibootArgs && !entry->multiboot) |
2457 |
usedElements = calloc(line->numElements, sizeof(*usedElements)); |
usedElements = calloc(line->numElements, sizeof(*usedElements)); |
2458 |
|
|
2459 |
for (k = 0, arg = newArgs; *arg; arg++, k++) { |
for (k = 0, arg = newArgs; *arg; arg++, k++) { |
|
if (usedArgs[k]) continue; |
|
2460 |
|
|
2461 |
doreplace = 1; |
doreplace = 1; |
2462 |
for (i = firstElement; i < line->numElements; i++) { |
for (i = firstElement; i < line->numElements; i++) { |
2471 |
continue; |
continue; |
2472 |
if (!argMatch(line->elements[i].item, *arg)) { |
if (!argMatch(line->elements[i].item, *arg)) { |
2473 |
usedElements[i]=1; |
usedElements[i]=1; |
|
usedArgs[k]=1; |
|
2474 |
break; |
break; |
2475 |
} |
} |
2476 |
} |
} |
2540 |
} |
} |
2541 |
} |
} |
2542 |
|
|
|
free(usedArgs); |
|
2543 |
free(newArgs); |
free(newArgs); |
2544 |
free(oldArgs); |
free(oldArgs); |
2545 |
|
|
2565 |
return rc; |
return rc; |
2566 |
} |
} |
2567 |
|
|
2568 |
|
int updateInitrd(struct grubConfig * cfg, const char * image, |
2569 |
|
const char * prefix, const char * initrd) { |
2570 |
|
struct singleEntry * entry; |
2571 |
|
struct singleLine * line, * kernelLine, *endLine = NULL; |
2572 |
|
int index = 0; |
2573 |
|
|
2574 |
|
if (!image) return 0; |
2575 |
|
|
2576 |
|
for (; (entry = findEntryByPath(cfg, image, prefix, &index)); index++) { |
2577 |
|
kernelLine = getLineByType(LT_KERNEL, entry->lines); |
2578 |
|
if (!kernelLine) continue; |
2579 |
|
|
2580 |
|
line = getLineByType(LT_INITRD, entry->lines); |
2581 |
|
if (line) |
2582 |
|
removeLine(entry, line); |
2583 |
|
if (prefix) { |
2584 |
|
int prefixLen = strlen(prefix); |
2585 |
|
if (!strncmp(initrd, prefix, prefixLen)) |
2586 |
|
initrd += prefixLen; |
2587 |
|
} |
2588 |
|
endLine = getLineByType(LT_ENTRY_END, entry->lines); |
2589 |
|
if (endLine) |
2590 |
|
removeLine(entry, endLine); |
2591 |
|
line = addLine(entry, cfg->cfi, LT_INITRD, kernelLine->indent, initrd); |
2592 |
|
if (!line) |
2593 |
|
return 1; |
2594 |
|
if (endLine) { |
2595 |
|
line = addLine(entry, cfg->cfi, LT_ENTRY_END, "", NULL); |
2596 |
|
if (!line) |
2597 |
|
return 1; |
2598 |
|
} |
2599 |
|
|
2600 |
|
break; |
2601 |
|
} |
2602 |
|
|
2603 |
|
return 0; |
2604 |
|
} |
2605 |
|
|
2606 |
int checkDeviceBootloader(const char * device, const unsigned char * boot) { |
int checkDeviceBootloader(const char * device, const unsigned char * boot) { |
2607 |
int fd; |
int fd; |
2608 |
unsigned char bootSect[512]; |
unsigned char bootSect[512]; |
2626 |
if (memcmp(boot, bootSect, 3)) |
if (memcmp(boot, bootSect, 3)) |
2627 |
return 0; |
return 0; |
2628 |
|
|
2629 |
if (boot[1] == 0xeb) { |
if (boot[1] == JMP_SHORT_OPCODE) { |
2630 |
offset = boot[2] + 2; |
offset = boot[2] + 2; |
2631 |
} else if (boot[1] == 0xe8 || boot[1] == 0xe9) { |
} else if (boot[1] == 0xe8 || boot[1] == 0xe9) { |
2632 |
offset = (boot[3] << 8) + boot[2] + 2; |
offset = (boot[3] << 8) + boot[2] + 2; |
2633 |
} else if (boot[0] == 0xeb) { |
} else if (boot[0] == JMP_SHORT_OPCODE) { |
2634 |
offset = boot[1] + 2; |
offset = boot[1] + 2; |
2635 |
|
/* |
2636 |
|
* it looks like grub, when copying stage1 into the mbr, patches stage1 |
2637 |
|
* right after the JMP location, replacing other instructions such as |
2638 |
|
* JMPs for NOOPs. So, relax the check a little bit by skipping those |
2639 |
|
* different bytes. |
2640 |
|
*/ |
2641 |
|
if ((bootSect[offset + 1] == NOOP_OPCODE) |
2642 |
|
&& (bootSect[offset + 2] == NOOP_OPCODE)) { |
2643 |
|
offset = offset + 3; |
2644 |
|
} |
2645 |
} else if (boot[0] == 0xe8 || boot[0] == 0xe9) { |
} else if (boot[0] == 0xe8 || boot[0] == 0xe9) { |
2646 |
offset = (boot[2] << 8) + boot[1] + 2; |
offset = (boot[2] << 8) + boot[1] + 2; |
2647 |
} else { |
} else { |
2783 |
return checkDeviceBootloader(line->elements[1].item, boot); |
return checkDeviceBootloader(line->elements[1].item, boot); |
2784 |
} |
} |
2785 |
|
|
2786 |
|
int checkForGrub2(struct grubConfig * config) { |
2787 |
|
if (!access("/etc/grub.d/", R_OK)) |
2788 |
|
return 2; |
2789 |
|
|
2790 |
|
return 1; |
2791 |
|
} |
2792 |
|
|
2793 |
int checkForGrub(struct grubConfig * config) { |
int checkForGrub(struct grubConfig * config) { |
2794 |
int fd; |
int fd; |
2795 |
unsigned char bootSect[512]; |
unsigned char bootSect[512]; |
2965 |
if (*chptr == '#') continue; |
if (*chptr == '#') continue; |
2966 |
|
|
2967 |
if (tmplLine->type == LT_KERNEL && |
if (tmplLine->type == LT_KERNEL && |
2968 |
tmplLine->numElements >= 2) { |
tmplLine->numElements >= 2) { |
2969 |
if (!template->multiboot && (needs & NEED_MB)) { |
if (!template->multiboot && (needs & NEED_MB)) { |
2970 |
/* it's not a multiboot template and this is the kernel |
/* it's not a multiboot template and this is the kernel |
2971 |
* line. Try to be intelligent about inserting the |
* line. Try to be intelligent about inserting the |
3091 |
needs &= ~NEED_INITRD; |
needs &= ~NEED_INITRD; |
3092 |
} |
} |
3093 |
|
|
3094 |
|
} else if (tmplLine->type == LT_MENUENTRY && |
3095 |
|
(needs & NEED_TITLE)) { |
3096 |
|
requote(tmplLine, config->cfi); |
3097 |
|
char *nkt = malloc(strlen(newKernelTitle)+3); |
3098 |
|
strcpy(nkt, "'"); |
3099 |
|
strcat(nkt, newKernelTitle); |
3100 |
|
strcat(nkt, "'"); |
3101 |
|
newLine = addLineTmpl(new, tmplLine, newLine, nkt, config->cfi); |
3102 |
|
free(nkt); |
3103 |
|
needs &= ~NEED_TITLE; |
3104 |
} else if (tmplLine->type == LT_TITLE && |
} else if (tmplLine->type == LT_TITLE && |
3105 |
(needs & NEED_TITLE)) { |
(needs & NEED_TITLE)) { |
3106 |
if (tmplLine->numElements >= 2) { |
if (tmplLine->numElements >= 2) { |
3114 |
tmplLine->indent, newKernelTitle); |
tmplLine->indent, newKernelTitle); |
3115 |
needs &= ~NEED_TITLE; |
needs &= ~NEED_TITLE; |
3116 |
} |
} |
3117 |
|
} else if (tmplLine->type == LT_ECHO) { |
3118 |
|
requote(tmplLine, config->cfi); |
3119 |
|
static const char *prefix = "'Loading "; |
3120 |
|
if (tmplLine->numElements > 1 && |
3121 |
|
strstr(tmplLine->elements[1].item, prefix) && |
3122 |
|
masterLine->next && masterLine->next->type == LT_KERNEL) { |
3123 |
|
char *newTitle = malloc(strlen(prefix) + |
3124 |
|
strlen(newKernelTitle) + 2); |
3125 |
|
|
3126 |
|
strcpy(newTitle, prefix); |
3127 |
|
strcat(newTitle, newKernelTitle); |
3128 |
|
strcat(newTitle, "'"); |
3129 |
|
newLine = addLine(new, config->cfi, LT_ECHO, |
3130 |
|
tmplLine->indent, newTitle); |
3131 |
|
free(newTitle); |
3132 |
|
} else { |
3133 |
|
/* pass through other lines from the template */ |
3134 |
|
newLine = addLineTmpl(new, tmplLine, newLine, NULL, |
3135 |
|
config->cfi); |
3136 |
|
} |
3137 |
} else { |
} else { |
3138 |
/* pass through other lines from the template */ |
/* pass through other lines from the template */ |
3139 |
newLine = addLineTmpl(new, tmplLine, newLine, NULL, config->cfi); |
newLine = addLineTmpl(new, tmplLine, newLine, NULL, config->cfi); |
3144 |
/* don't have a template, so start the entry with the |
/* don't have a template, so start the entry with the |
3145 |
* appropriate starting line |
* appropriate starting line |
3146 |
*/ |
*/ |
3147 |
switch (config->cfi->entrySeparator) { |
switch (config->cfi->entryStart) { |
3148 |
case LT_KERNEL: |
case LT_KERNEL: |
3149 |
if (new->multiboot && config->cfi->mbHyperFirst) { |
if (new->multiboot && config->cfi->mbHyperFirst) { |
3150 |
/* fall through to LT_HYPER */ |
/* fall through to LT_HYPER */ |
3163 |
needs &= ~NEED_MB; |
needs &= ~NEED_MB; |
3164 |
break; |
break; |
3165 |
|
|
3166 |
|
case LT_MENUENTRY: { |
3167 |
|
char *nkt = malloc(strlen(newKernelTitle)+3); |
3168 |
|
strcpy(nkt, "'"); |
3169 |
|
strcat(nkt, newKernelTitle); |
3170 |
|
strcat(nkt, "'"); |
3171 |
|
newLine = addLine(new, config->cfi, LT_MENUENTRY, |
3172 |
|
config->primaryIndent, nkt); |
3173 |
|
free(nkt); |
3174 |
|
needs &= ~NEED_TITLE; |
3175 |
|
needs |= NEED_END; |
3176 |
|
break; |
3177 |
|
} |
3178 |
case LT_TITLE: |
case LT_TITLE: |
3179 |
if( useextlinuxmenu != 0 ){ // We just need useextlinuxmenu to not be zero (set above) |
if( useextlinuxmenu != 0 ){ // We just need useextlinuxmenu to not be zero (set above) |
3180 |
char * templabel; |
char * templabel; |
3208 |
|
|
3209 |
/* add the remainder of the lines, i.e. those that either |
/* add the remainder of the lines, i.e. those that either |
3210 |
* weren't present in the template, or in the case of no template, |
* weren't present in the template, or in the case of no template, |
3211 |
* all the lines following the entrySeparator. |
* all the lines following the entryStart. |
3212 |
*/ |
*/ |
3213 |
if (needs & NEED_TITLE) { |
if (needs & NEED_TITLE) { |
3214 |
newLine = addLine(new, config->cfi, LT_TITLE, |
newLine = addLine(new, config->cfi, LT_TITLE, |
3249 |
free(initrdVal); |
free(initrdVal); |
3250 |
needs &= ~NEED_INITRD; |
needs &= ~NEED_INITRD; |
3251 |
} |
} |
3252 |
|
if (needs & NEED_END) { |
3253 |
|
newLine = addLine(new, config->cfi, LT_ENTRY_END, |
3254 |
|
config->secondaryIndent, NULL); |
3255 |
|
needs &= ~NEED_END; |
3256 |
|
} |
3257 |
|
|
3258 |
if (needs) { |
if (needs) { |
3259 |
printf(_("grubby: needs=%d, aborting\n"), needs); |
printf(_("grubby: needs=%d, aborting\n"), needs); |
3283 |
|
|
3284 |
int main(int argc, const char ** argv) { |
int main(int argc, const char ** argv) { |
3285 |
poptContext optCon; |
poptContext optCon; |
3286 |
char * grubConfig = NULL; |
const char * grubConfig = NULL; |
3287 |
char * outputFile = NULL; |
char * outputFile = NULL; |
3288 |
int arg = 0; |
int arg = 0; |
3289 |
int flags = 0; |
int flags = 0; |
3290 |
int badImageOkay = 0; |
int badImageOkay = 0; |
3291 |
|
int configureGrub2 = 0; |
3292 |
int configureLilo = 0, configureELilo = 0, configureGrub = 0; |
int configureLilo = 0, configureELilo = 0, configureGrub = 0; |
3293 |
int configureYaboot = 0, configureSilo = 0, configureZipl = 0; |
int configureYaboot = 0, configureSilo = 0, configureZipl = 0; |
3294 |
int configureExtLinux = 0; |
int configureExtLinux = 0; |
3316 |
struct singleEntry * template = NULL; |
struct singleEntry * template = NULL; |
3317 |
int copyDefault = 0, makeDefault = 0; |
int copyDefault = 0, makeDefault = 0; |
3318 |
int displayDefault = 0; |
int displayDefault = 0; |
3319 |
|
int displayDefaultIndex = 0; |
3320 |
|
int displayDefaultTitle = 0; |
3321 |
struct poptOption options[] = { |
struct poptOption options[] = { |
3322 |
{ "add-kernel", 0, POPT_ARG_STRING, &newKernelPath, 0, |
{ "add-kernel", 0, POPT_ARG_STRING, &newKernelPath, 0, |
3323 |
_("add an entry for the specified kernel"), _("kernel-path") }, |
_("add an entry for the specified kernel"), _("kernel-path") }, |
3348 |
"the kernel referenced by the default image does not exist, " |
"the kernel referenced by the default image does not exist, " |
3349 |
"the first linux entry whose kernel does exist is used as the " |
"the first linux entry whose kernel does exist is used as the " |
3350 |
"template"), NULL }, |
"template"), NULL }, |
3351 |
|
{ "debug", 0, 0, &debug, 0, |
3352 |
|
_("print debugging information for failures") }, |
3353 |
{ "default-kernel", 0, 0, &displayDefault, 0, |
{ "default-kernel", 0, 0, &displayDefault, 0, |
3354 |
_("display the path of the default kernel") }, |
_("display the path of the default kernel") }, |
3355 |
|
{ "default-index", 0, 0, &displayDefaultIndex, 0, |
3356 |
|
_("display the index of the default kernel") }, |
3357 |
|
{ "default-title", 0, 0, &displayDefaultTitle, 0, |
3358 |
|
_("display the title of the default kernel") }, |
3359 |
{ "elilo", 0, POPT_ARG_NONE, &configureELilo, 0, |
{ "elilo", 0, POPT_ARG_NONE, &configureELilo, 0, |
3360 |
_("configure elilo bootloader") }, |
_("configure elilo bootloader") }, |
3361 |
{ "extlinux", 0, POPT_ARG_NONE, &configureExtLinux, 0, |
{ "extlinux", 0, POPT_ARG_NONE, &configureExtLinux, 0, |
3362 |
_("configure extlinux bootloader (from syslinux)") }, |
_("configure extlinux bootloader (from syslinux)") }, |
3363 |
{ "grub", 0, POPT_ARG_NONE, &configureGrub, 0, |
{ "grub", 0, POPT_ARG_NONE, &configureGrub, 0, |
3364 |
_("configure grub bootloader") }, |
_("configure grub bootloader") }, |
3365 |
|
{ "grub2", 0, POPT_ARG_NONE, &configureGrub2, 0, |
3366 |
|
_("configure grub2 bootloader") }, |
3367 |
{ "info", 0, POPT_ARG_STRING, &kernelInfo, 0, |
{ "info", 0, POPT_ARG_STRING, &kernelInfo, 0, |
3368 |
_("display boot information for specified kernel"), |
_("display boot information for specified kernel"), |
3369 |
_("kernel-path") }, |
_("kernel-path") }, |
3443 |
return 1; |
return 1; |
3444 |
} |
} |
3445 |
|
|
3446 |
if ((configureLilo + configureGrub + configureELilo + |
if ((configureLilo + configureGrub2 + configureGrub + configureELilo + |
3447 |
configureYaboot + configureSilo + configureZipl + |
configureYaboot + configureSilo + configureZipl + |
3448 |
configureExtLinux ) > 1) { |
configureExtLinux ) > 1) { |
3449 |
fprintf(stderr, _("grubby: cannot specify multiple bootloaders\n")); |
fprintf(stderr, _("grubby: cannot specify multiple bootloaders\n")); |
3452 |
fprintf(stderr, |
fprintf(stderr, |
3453 |
_("grubby: cannot specify config file with --bootloader-probe\n")); |
_("grubby: cannot specify config file with --bootloader-probe\n")); |
3454 |
return 1; |
return 1; |
3455 |
|
} else if (configureGrub2) { |
3456 |
|
cfi = &grub2ConfigType; |
3457 |
} else if (configureLilo) { |
} else if (configureLilo) { |
3458 |
cfi = &liloConfigType; |
cfi = &liloConfigType; |
3459 |
} else if (configureGrub) { |
} else if (configureGrub) { |
3483 |
#elif __s390x__ |
#elif __s390x__ |
3484 |
cfi = &ziplConfigtype; |
cfi = &ziplConfigtype; |
3485 |
#else |
#else |
3486 |
cfi = &grubConfigType; |
if (grub2FindConfig(&grub2ConfigType)) |
3487 |
|
cfi = &grub2ConfigType; |
3488 |
|
else |
3489 |
|
cfi = &grubConfigType; |
3490 |
#endif |
#endif |
3491 |
} |
} |
3492 |
|
|
3493 |
if (!grubConfig) |
if (!grubConfig) { |
3494 |
grubConfig = cfi->defaultConfig; |
if (cfi->findConfig) |
3495 |
|
grubConfig = cfi->findConfig(cfi); |
3496 |
|
if (!grubConfig) |
3497 |
|
grubConfig = cfi->defaultConfig; |
3498 |
|
} |
3499 |
|
|
3500 |
if (bootloaderProbe && (displayDefault || kernelInfo || newKernelVersion || |
if (bootloaderProbe && (displayDefault || kernelInfo || newKernelVersion || |
3501 |
newKernelPath || removeKernelPath || makeDefault || |
newKernelPath || removeKernelPath || makeDefault || |
3502 |
defaultKernel)) { |
defaultKernel || displayDefaultIndex || displayDefaultTitle)) { |
3503 |
fprintf(stderr, _("grubby: --bootloader-probe may not be used with " |
fprintf(stderr, _("grubby: --bootloader-probe may not be used with " |
3504 |
"specified option")); |
"specified option")); |
3505 |
return 1; |
return 1; |
3515 |
if (newKernelPath && !newKernelTitle) { |
if (newKernelPath && !newKernelTitle) { |
3516 |
fprintf(stderr, _("grubby: kernel title must be specified\n")); |
fprintf(stderr, _("grubby: kernel title must be specified\n")); |
3517 |
return 1; |
return 1; |
3518 |
} else if (!newKernelPath && (newKernelTitle || newKernelInitrd || |
} else if (!newKernelPath && (newKernelTitle || copyDefault || |
3519 |
newKernelInitrd || copyDefault || |
(newKernelInitrd && !updateKernelPath)|| |
3520 |
makeDefault || extraInitrdCount > 0)) { |
makeDefault || extraInitrdCount > 0)) { |
3521 |
fprintf(stderr, _("grubby: kernel path expected\n")); |
fprintf(stderr, _("grubby: kernel path expected\n")); |
3522 |
return 1; |
return 1; |
3542 |
defaultKernel = NULL; |
defaultKernel = NULL; |
3543 |
} |
} |
3544 |
|
|
3545 |
if (!strcmp(grubConfig, "-") && !outputFile) { |
if (grubConfig && !strcmp(grubConfig, "-") && !outputFile) { |
3546 |
fprintf(stderr, _("grubby: output file must be specified if stdin " |
fprintf(stderr, _("grubby: output file must be specified if stdin " |
3547 |
"is used\n")); |
"is used\n")); |
3548 |
return 1; |
return 1; |
3550 |
|
|
3551 |
if (!removeKernelPath && !newKernelPath && !displayDefault && !defaultKernel |
if (!removeKernelPath && !newKernelPath && !displayDefault && !defaultKernel |
3552 |
&& !kernelInfo && !bootloaderProbe && !updateKernelPath |
&& !kernelInfo && !bootloaderProbe && !updateKernelPath |
3553 |
&& !removeMBKernel) { |
&& !removeMBKernel && !displayDefaultIndex && !displayDefaultTitle) { |
3554 |
fprintf(stderr, _("grubby: no action specified\n")); |
fprintf(stderr, _("grubby: no action specified\n")); |
3555 |
return 1; |
return 1; |
3556 |
} |
} |
3577 |
} |
} |
3578 |
|
|
3579 |
if (bootloaderProbe) { |
if (bootloaderProbe) { |
3580 |
int lrc = 0, grc = 0, erc = 0; |
int lrc = 0, grc = 0, gr2c = 0, erc = 0; |
3581 |
struct grubConfig * lconfig, * gconfig; |
struct grubConfig * lconfig, * gconfig; |
3582 |
|
|
3583 |
if (!access(grubConfigType.defaultConfig, F_OK)) { |
const char *grub2config = grub2FindConfig(&grub2ConfigType); |
3584 |
gconfig = readConfig(grubConfigType.defaultConfig, &grubConfigType); |
if (grub2config) { |
3585 |
|
gconfig = readConfig(grub2config, &grub2ConfigType); |
3586 |
|
if (!gconfig) |
3587 |
|
gr2c = 1; |
3588 |
|
else |
3589 |
|
gr2c = checkForGrub2(gconfig); |
3590 |
|
} |
3591 |
|
|
3592 |
|
const char *grubconfig = grubFindConfig(&grubConfigType); |
3593 |
|
if (!access(grubconfig, F_OK)) { |
3594 |
|
gconfig = readConfig(grubconfig, &grubConfigType); |
3595 |
if (!gconfig) |
if (!gconfig) |
3596 |
grc = 1; |
grc = 1; |
3597 |
else |
else |
3614 |
erc = checkForExtLinux(lconfig); |
erc = checkForExtLinux(lconfig); |
3615 |
} |
} |
3616 |
|
|
3617 |
if (lrc == 1 || grc == 1) return 1; |
if (lrc == 1 || grc == 1 || gr2c == 1) return 1; |
3618 |
|
|
3619 |
if (lrc == 2) printf("lilo\n"); |
if (lrc == 2) printf("lilo\n"); |
3620 |
|
if (gr2c == 2) printf("grub2\n"); |
3621 |
if (grc == 2) printf("grub\n"); |
if (grc == 2) printf("grub\n"); |
3622 |
if (erc == 2) printf("extlinux\n"); |
if (erc == 2) printf("extlinux\n"); |
3623 |
|
|
3645 |
((rootspec != NULL) ? strlen(rootspec) : 0)); |
((rootspec != NULL) ? strlen(rootspec) : 0)); |
3646 |
|
|
3647 |
return 0; |
return 0; |
3648 |
|
|
3649 |
|
} else if (displayDefaultTitle) { |
3650 |
|
struct singleLine * line; |
3651 |
|
struct singleEntry * entry; |
3652 |
|
|
3653 |
|
if (config->defaultImage == -1) return 0; |
3654 |
|
entry = findEntryByIndex(config, config->defaultImage); |
3655 |
|
if (!entry) return 0; |
3656 |
|
|
3657 |
|
if (!configureGrub2) { |
3658 |
|
line = getLineByType(LT_TITLE, entry->lines); |
3659 |
|
if (!line) return 0; |
3660 |
|
printf("%s\n", line->elements[1].item); |
3661 |
|
|
3662 |
|
} else { |
3663 |
|
char * title; |
3664 |
|
|
3665 |
|
dbgPrintf("This is GRUB2, default title is embeded in menuentry\n"); |
3666 |
|
line = getLineByType(LT_MENUENTRY, entry->lines); |
3667 |
|
if (!line) return 0; |
3668 |
|
title = grub2ExtractTitle(line); |
3669 |
|
if (title) |
3670 |
|
printf("%s\n", title); |
3671 |
|
} |
3672 |
|
return 0; |
3673 |
|
|
3674 |
|
} else if (displayDefaultIndex) { |
3675 |
|
if (config->defaultImage == -1) return 0; |
3676 |
|
printf("%i\n", config->defaultImage); |
3677 |
|
|
3678 |
} else if (kernelInfo) |
} else if (kernelInfo) |
3679 |
return displayInfo(config, kernelInfo, bootPrefix); |
return displayInfo(config, kernelInfo, bootPrefix); |
3680 |
|
|
3690 |
setFallbackImage(config, newKernelPath != NULL); |
setFallbackImage(config, newKernelPath != NULL); |
3691 |
if (updateImage(config, updateKernelPath, bootPrefix, newKernelArgs, |
if (updateImage(config, updateKernelPath, bootPrefix, newKernelArgs, |
3692 |
removeArgs, newMBKernelArgs, removeMBKernelArgs)) return 1; |
removeArgs, newMBKernelArgs, removeMBKernelArgs)) return 1; |
3693 |
|
if (updateKernelPath && newKernelInitrd) { |
3694 |
|
if (updateInitrd(config, updateKernelPath, bootPrefix, |
3695 |
|
newKernelInitrd)) return 1; |
3696 |
|
} |
3697 |
if (addNewKernel(config, template, bootPrefix, newKernelPath, |
if (addNewKernel(config, template, bootPrefix, newKernelPath, |
3698 |
newKernelTitle, newKernelArgs, newKernelInitrd, |
newKernelTitle, newKernelArgs, newKernelInitrd, |
3699 |
extraInitrds, extraInitrdCount, |
extraInitrds, extraInitrdCount, |
3707 |
} |
} |
3708 |
|
|
3709 |
if (!outputFile) |
if (!outputFile) |
3710 |
outputFile = grubConfig; |
outputFile = (char *)grubConfig; |
3711 |
|
|
3712 |
return writeConfig(config, outputFile, bootPrefix); |
return writeConfig(config, outputFile, bootPrefix); |
3713 |
} |
} |