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 |
|
#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 |
|
|
49 |
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int debug = 0; /* Currently just for template debugging */ |
50 |
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|
51 |
#define _(A) (A) |
#define _(A) (A) |
52 |
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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 |
|
#define NOOP_OPCODE 0x90 |
57 |
|
#define JMP_SHORT_OPCODE 0xeb |
58 |
|
|
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 |
|
|
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 |
|
LT_MENUENTRY = 1 << 17, |
83 |
|
LT_ENTRY_END = 1 << 18, |
84 |
|
LT_SET_VARIABLE = 1 << 19, |
85 |
|
LT_UNKNOWN = 1 << 20, |
86 |
}; |
}; |
87 |
|
|
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 |
|
#define NEED_END (1 << 5) |
114 |
|
|
115 |
#define MAIN_DEFAULT (1 << 0) |
#define MAIN_DEFAULT (1 << 0) |
116 |
#define DEFAULT_SAVED -2 |
#define DEFAULT_SAVED -2 |
117 |
|
#define DEFAULT_SAVED_GRUB2 -3 |
118 |
|
|
119 |
struct keywordTypes { |
struct keywordTypes { |
120 |
char * key; |
char * key; |
123 |
char separatorChar; |
char separatorChar; |
124 |
}; |
}; |
125 |
|
|
126 |
|
struct configFileInfo; |
127 |
|
|
128 |
|
typedef const char *(*findConfigFunc)(struct configFileInfo *); |
129 |
|
typedef const int (*writeLineFunc)(struct configFileInfo *, |
130 |
|
struct singleLine *line); |
131 |
|
|
132 |
struct configFileInfo { |
struct configFileInfo { |
133 |
char * defaultConfig; |
char * defaultConfig; |
134 |
|
findConfigFunc findConfig; |
135 |
|
writeLineFunc writeLine; |
136 |
struct keywordTypes * keywords; |
struct keywordTypes * keywords; |
137 |
int defaultIsIndex; |
int defaultIsIndex; |
138 |
|
int defaultIsVariable; |
139 |
int defaultSupportSaved; |
int defaultSupportSaved; |
140 |
enum lineType_e entrySeparator; |
enum lineType_e entryStart; |
141 |
|
enum lineType_e entryEnd; |
142 |
int needsBootPrefix; |
int needsBootPrefix; |
143 |
int argsInQuotes; |
int argsInQuotes; |
144 |
int maxTitleLength; |
int maxTitleLength; |
145 |
int titleBracketed; |
int titleBracketed; |
146 |
|
int titlePosition; |
147 |
int mbHyperFirst; |
int mbHyperFirst; |
148 |
int mbInitRdIsModule; |
int mbInitRdIsModule; |
149 |
int mbConcatArgs; |
int mbConcatArgs; |
162 |
{ NULL, 0, 0 }, |
{ NULL, 0, 0 }, |
163 |
}; |
}; |
164 |
|
|
165 |
|
const char *grubFindConfig(struct configFileInfo *cfi) { |
166 |
|
static const char *configFiles[] = { |
167 |
|
"/etc/grub.conf", |
168 |
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"/boot/grub/grub.conf", |
169 |
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"/boot/grub/menu.lst", |
170 |
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NULL |
171 |
|
}; |
172 |
|
static int i = -1; |
173 |
|
|
174 |
|
if (i == -1) { |
175 |
|
for (i = 0; configFiles[i] != NULL; i++) { |
176 |
|
dbgPrintf("Checking \"%s\": ", configFiles[i]); |
177 |
|
if (!access(configFiles[i], R_OK)) { |
178 |
|
dbgPrintf("found\n"); |
179 |
|
return configFiles[i]; |
180 |
|
} |
181 |
|
dbgPrintf("not found\n"); |
182 |
|
} |
183 |
|
} |
184 |
|
return configFiles[i]; |
185 |
|
} |
186 |
|
|
187 |
struct configFileInfo grubConfigType = { |
struct configFileInfo grubConfigType = { |
188 |
.defaultConfig = "/boot/grub/grub.conf", |
.findConfig = grubFindConfig, |
189 |
.keywords = grubKeywords, |
.keywords = grubKeywords, |
190 |
.defaultIsIndex = 1, |
.defaultIsIndex = 1, |
191 |
.defaultSupportSaved = 1, |
.defaultSupportSaved = 1, |
192 |
.entrySeparator = LT_TITLE, |
.entryStart = LT_TITLE, |
193 |
|
.needsBootPrefix = 1, |
194 |
|
.mbHyperFirst = 1, |
195 |
|
.mbInitRdIsModule = 1, |
196 |
|
.mbAllowExtraInitRds = 1, |
197 |
|
}; |
198 |
|
|
199 |
|
struct keywordTypes grub2Keywords[] = { |
200 |
|
{ "menuentry", LT_MENUENTRY, ' ' }, |
201 |
|
{ "}", LT_ENTRY_END, ' ' }, |
202 |
|
{ "echo", LT_ECHO, ' ' }, |
203 |
|
{ "set", LT_SET_VARIABLE,' ', '=' }, |
204 |
|
{ "root", LT_BOOTROOT, ' ' }, |
205 |
|
{ "default", LT_DEFAULT, ' ' }, |
206 |
|
{ "fallback", LT_FALLBACK, ' ' }, |
207 |
|
{ "linux", LT_KERNEL, ' ' }, |
208 |
|
{ "initrd", LT_INITRD, ' ', ' ' }, |
209 |
|
{ "module", LT_MBMODULE, ' ' }, |
210 |
|
{ "kernel", LT_HYPER, ' ' }, |
211 |
|
{ NULL, 0, 0 }, |
212 |
|
}; |
213 |
|
|
214 |
|
const char *grub2FindConfig(struct configFileInfo *cfi) { |
215 |
|
static const char *configFiles[] = { |
216 |
|
"/boot/grub/grub-efi.cfg", |
217 |
|
"/boot/grub/grub.cfg", |
218 |
|
NULL |
219 |
|
}; |
220 |
|
static int i = -1; |
221 |
|
static const char *grub_cfg = "/boot/grub/grub.cfg"; |
222 |
|
|
223 |
|
if (i == -1) { |
224 |
|
for (i = 0; configFiles[i] != NULL; i++) { |
225 |
|
dbgPrintf("Checking \"%s\": ", configFiles[i]); |
226 |
|
if (!access(configFiles[i], R_OK)) { |
227 |
|
dbgPrintf("found\n"); |
228 |
|
return configFiles[i]; |
229 |
|
} |
230 |
|
} |
231 |
|
} |
232 |
|
|
233 |
|
/* Ubuntu renames grub2 to grub, so check for the grub.d directory |
234 |
|
* that isn't in grub1, and if it exists, return the config file path |
235 |
|
* that they use. */ |
236 |
|
if (configFiles[i] == NULL && !access("/etc/grub.d/", R_OK)) { |
237 |
|
dbgPrintf("found\n"); |
238 |
|
return grub_cfg; |
239 |
|
} |
240 |
|
|
241 |
|
dbgPrintf("not found\n"); |
242 |
|
return configFiles[i]; |
243 |
|
} |
244 |
|
|
245 |
|
int sizeOfSingleLine(struct singleLine * line) { |
246 |
|
int i; |
247 |
|
int count = 0; |
248 |
|
|
249 |
|
for (i = 0; i < line->numElements; i++) { |
250 |
|
int indentSize = 0; |
251 |
|
|
252 |
|
count = count + strlen(line->elements[i].item); |
253 |
|
|
254 |
|
indentSize = strlen(line->elements[i].indent); |
255 |
|
if (indentSize > 0) |
256 |
|
count = count + indentSize; |
257 |
|
else |
258 |
|
/* be extra safe and add room for whitespaces */ |
259 |
|
count = count + 1; |
260 |
|
} |
261 |
|
|
262 |
|
/* room for trailing terminator */ |
263 |
|
count = count + 1; |
264 |
|
|
265 |
|
return count; |
266 |
|
} |
267 |
|
|
268 |
|
static int isquote(char q) |
269 |
|
{ |
270 |
|
if (q == '\'' || q == '\"') |
271 |
|
return 1; |
272 |
|
return 0; |
273 |
|
} |
274 |
|
|
275 |
|
char *grub2ExtractTitle(struct singleLine * line) { |
276 |
|
char * current; |
277 |
|
char * current_indent; |
278 |
|
int current_len; |
279 |
|
int current_indent_len; |
280 |
|
int i; |
281 |
|
|
282 |
|
/* bail out if line does not start with menuentry */ |
283 |
|
if (strcmp(line->elements[0].item, "menuentry")) |
284 |
|
return NULL; |
285 |
|
|
286 |
|
i = 1; |
287 |
|
current = line->elements[i].item; |
288 |
|
current_len = strlen(current); |
289 |
|
|
290 |
|
/* if second word is quoted, strip the quotes and return single word */ |
291 |
|
if (isquote(*current) && isquote(current[current_len - 1])) { |
292 |
|
char *tmp; |
293 |
|
|
294 |
|
tmp = strdup(current); |
295 |
|
*(tmp + current_len - 1) = '\0'; |
296 |
|
return ++tmp; |
297 |
|
} |
298 |
|
|
299 |
|
/* if no quotes, return second word verbatim */ |
300 |
|
if (!isquote(*current)) |
301 |
|
return current; |
302 |
|
|
303 |
|
/* second element start with a quote, so we have to find the element |
304 |
|
* whose last character is also quote (assuming it's the closing one) */ |
305 |
|
int resultMaxSize; |
306 |
|
char * result; |
307 |
|
|
308 |
|
resultMaxSize = sizeOfSingleLine(line); |
309 |
|
result = malloc(resultMaxSize); |
310 |
|
snprintf(result, resultMaxSize, "%s", ++current); |
311 |
|
|
312 |
|
i++; |
313 |
|
for (; i < line->numElements; ++i) { |
314 |
|
current = line->elements[i].item; |
315 |
|
current_len = strlen(current); |
316 |
|
current_indent = line->elements[i].indent; |
317 |
|
current_indent_len = strlen(current_indent); |
318 |
|
|
319 |
|
strncat(result, current_indent, current_indent_len); |
320 |
|
if (!isquote(current[current_len-1])) { |
321 |
|
strncat(result, current, current_len); |
322 |
|
} else { |
323 |
|
strncat(result, current, current_len - 1); |
324 |
|
break; |
325 |
|
} |
326 |
|
} |
327 |
|
return result; |
328 |
|
} |
329 |
|
|
330 |
|
struct configFileInfo grub2ConfigType = { |
331 |
|
.findConfig = grub2FindConfig, |
332 |
|
.keywords = grub2Keywords, |
333 |
|
.defaultIsIndex = 1, |
334 |
|
.defaultSupportSaved = 1, |
335 |
|
.defaultIsVariable = 1, |
336 |
|
.entryStart = LT_MENUENTRY, |
337 |
|
.entryEnd = LT_ENTRY_END, |
338 |
|
.titlePosition = 1, |
339 |
.needsBootPrefix = 1, |
.needsBootPrefix = 1, |
340 |
.mbHyperFirst = 1, |
.mbHyperFirst = 1, |
341 |
.mbInitRdIsModule = 1, |
.mbInitRdIsModule = 1, |
439 |
struct configFileInfo eliloConfigType = { |
struct configFileInfo eliloConfigType = { |
440 |
.defaultConfig = "/boot/efi/EFI/redhat/elilo.conf", |
.defaultConfig = "/boot/efi/EFI/redhat/elilo.conf", |
441 |
.keywords = eliloKeywords, |
.keywords = eliloKeywords, |
442 |
.entrySeparator = LT_KERNEL, |
.entryStart = LT_KERNEL, |
443 |
.needsBootPrefix = 1, |
.needsBootPrefix = 1, |
444 |
.argsInQuotes = 1, |
.argsInQuotes = 1, |
445 |
.mbConcatArgs = 1, |
.mbConcatArgs = 1, |
448 |
struct configFileInfo liloConfigType = { |
struct configFileInfo liloConfigType = { |
449 |
.defaultConfig = "/etc/lilo.conf", |
.defaultConfig = "/etc/lilo.conf", |
450 |
.keywords = liloKeywords, |
.keywords = liloKeywords, |
451 |
.entrySeparator = LT_KERNEL, |
.entryStart = LT_KERNEL, |
452 |
.argsInQuotes = 1, |
.argsInQuotes = 1, |
453 |
.maxTitleLength = 15, |
.maxTitleLength = 15, |
454 |
}; |
}; |
456 |
struct configFileInfo yabootConfigType = { |
struct configFileInfo yabootConfigType = { |
457 |
.defaultConfig = "/etc/yaboot.conf", |
.defaultConfig = "/etc/yaboot.conf", |
458 |
.keywords = yabootKeywords, |
.keywords = yabootKeywords, |
459 |
.entrySeparator = LT_KERNEL, |
.entryStart = LT_KERNEL, |
460 |
.needsBootPrefix = 1, |
.needsBootPrefix = 1, |
461 |
.argsInQuotes = 1, |
.argsInQuotes = 1, |
462 |
.maxTitleLength = 15, |
.maxTitleLength = 15, |
466 |
struct configFileInfo siloConfigType = { |
struct configFileInfo siloConfigType = { |
467 |
.defaultConfig = "/etc/silo.conf", |
.defaultConfig = "/etc/silo.conf", |
468 |
.keywords = siloKeywords, |
.keywords = siloKeywords, |
469 |
.entrySeparator = LT_KERNEL, |
.entryStart = LT_KERNEL, |
470 |
.needsBootPrefix = 1, |
.needsBootPrefix = 1, |
471 |
.argsInQuotes = 1, |
.argsInQuotes = 1, |
472 |
.maxTitleLength = 15, |
.maxTitleLength = 15, |
475 |
struct configFileInfo ziplConfigType = { |
struct configFileInfo ziplConfigType = { |
476 |
.defaultConfig = "/etc/zipl.conf", |
.defaultConfig = "/etc/zipl.conf", |
477 |
.keywords = ziplKeywords, |
.keywords = ziplKeywords, |
478 |
.entrySeparator = LT_TITLE, |
.entryStart = LT_TITLE, |
479 |
.argsInQuotes = 1, |
.argsInQuotes = 1, |
480 |
.titleBracketed = 1, |
.titleBracketed = 1, |
481 |
}; |
}; |
483 |
struct configFileInfo extlinuxConfigType = { |
struct configFileInfo extlinuxConfigType = { |
484 |
.defaultConfig = "/boot/extlinux/extlinux.conf", |
.defaultConfig = "/boot/extlinux/extlinux.conf", |
485 |
.keywords = extlinuxKeywords, |
.keywords = extlinuxKeywords, |
486 |
.entrySeparator = LT_TITLE, |
.entryStart = LT_TITLE, |
487 |
.needsBootPrefix = 1, |
.needsBootPrefix = 1, |
488 |
.maxTitleLength = 255, |
.maxTitleLength = 255, |
489 |
.mbAllowExtraInitRds = 1, |
.mbAllowExtraInitRds = 1, |
516 |
static int getNextLine(char ** bufPtr, struct singleLine * line, |
static int getNextLine(char ** bufPtr, struct singleLine * line, |
517 |
struct configFileInfo * cfi); |
struct configFileInfo * cfi); |
518 |
static char * getRootSpecifier(char * str); |
static char * getRootSpecifier(char * str); |
519 |
|
static void requote(struct singleLine *line, struct configFileInfo * cfi); |
520 |
static void insertElement(struct singleLine * line, |
static void insertElement(struct singleLine * line, |
521 |
const char * item, int insertHere, |
const char * item, int insertHere, |
522 |
struct configFileInfo * cfi); |
struct configFileInfo * cfi); |
581 |
return NULL; |
return NULL; |
582 |
} |
} |
583 |
|
|
584 |
|
static char *getKeyByType(enum lineType_e type, struct configFileInfo * cfi) { |
585 |
|
struct keywordTypes *kt = getKeywordByType(type, cfi); |
586 |
|
if (kt) |
587 |
|
return kt->key; |
588 |
|
return "unknown"; |
589 |
|
} |
590 |
|
|
591 |
static char * getpathbyspec(char *device) { |
static char * getpathbyspec(char *device) { |
592 |
if (!blkid) |
if (!blkid) |
593 |
blkid_get_cache(&blkid, NULL); |
blkid_get_cache(&blkid, NULL); |
637 |
return 0; |
return 0; |
638 |
} |
} |
639 |
|
|
640 |
static int isEntrySeparator(struct singleLine * line, |
static int isEntryStart(struct singleLine * line, |
641 |
struct configFileInfo * cfi) { |
struct configFileInfo * cfi) { |
642 |
return line->type == cfi->entrySeparator || line->type == LT_OTHER || |
return line->type == cfi->entryStart || line->type == LT_OTHER || |
643 |
(cfi->titleBracketed && isBracketedTitle(line)); |
(cfi->titleBracketed && isBracketedTitle(line)); |
644 |
} |
} |
645 |
|
|
731 |
if (fprintf(out, "%s", line->indent) == -1) return -1; |
if (fprintf(out, "%s", line->indent) == -1) return -1; |
732 |
|
|
733 |
for (i = 0; i < line->numElements; i++) { |
for (i = 0; i < line->numElements; i++) { |
734 |
|
/* Need to handle this, because we strip the quotes from |
735 |
|
* menuentry when read it. */ |
736 |
|
if (line->type == LT_MENUENTRY && i == 1) { |
737 |
|
if(!isquote(*line->elements[i].item)) |
738 |
|
fprintf(out, "\'%s\'", line->elements[i].item); |
739 |
|
else |
740 |
|
fprintf(out, "%s", line->elements[i].item); |
741 |
|
fprintf(out, "%s", line->elements[i].indent); |
742 |
|
|
743 |
|
continue; |
744 |
|
} |
745 |
|
|
746 |
if (i == 1 && line->type == LT_KERNELARGS && cfi->argsInQuotes) |
if (i == 1 && line->type == LT_KERNELARGS && cfi->argsInQuotes) |
747 |
if (fputc('"', out) == EOF) return -1; |
if (fputc('"', out) == EOF) return -1; |
748 |
|
|
974 |
cfg->secondaryIndent = strdup(line->indent); |
cfg->secondaryIndent = strdup(line->indent); |
975 |
} |
} |
976 |
|
|
977 |
if (isEntrySeparator(line, cfi)) { |
if (isEntryStart(line, cfi) || (cfg->entries && !sawEntry)) { |
978 |
sawEntry = 1; |
sawEntry = 1; |
979 |
if (!entry) { |
if (!entry) { |
980 |
cfg->entries = malloc(sizeof(*entry)); |
cfg->entries = malloc(sizeof(*entry)); |
990 |
entry->next = NULL; |
entry->next = NULL; |
991 |
} |
} |
992 |
|
|
993 |
if (line->type == LT_DEFAULT && line->numElements == 2) { |
if (line->type == LT_SET_VARIABLE) { |
994 |
|
int i; |
995 |
|
dbgPrintf("found 'set' command (%d elements): ", line->numElements); |
996 |
|
dbgPrintf("%s", line->indent); |
997 |
|
for (i = 0; i < line->numElements; i++) |
998 |
|
dbgPrintf("%s\"%s\"", line->elements[i].indent, line->elements[i].item); |
999 |
|
dbgPrintf("\n"); |
1000 |
|
struct keywordTypes *kwType = getKeywordByType(LT_DEFAULT, cfi); |
1001 |
|
if (kwType && line->numElements == 3 && |
1002 |
|
!strcmp(line->elements[1].item, kwType->key)) { |
1003 |
|
dbgPrintf("Line sets default config\n"); |
1004 |
|
cfg->flags &= ~GRUB_CONFIG_NO_DEFAULT; |
1005 |
|
defaultLine = line; |
1006 |
|
} |
1007 |
|
} else if (line->type == LT_DEFAULT && line->numElements == 2) { |
1008 |
cfg->flags &= ~GRUB_CONFIG_NO_DEFAULT; |
cfg->flags &= ~GRUB_CONFIG_NO_DEFAULT; |
1009 |
defaultLine = line; |
defaultLine = line; |
1010 |
|
|
1064 |
line->elements[line->numElements - 1].indent; |
line->elements[line->numElements - 1].indent; |
1065 |
line->elements[1].item = buf; |
line->elements[1].item = buf; |
1066 |
line->numElements = 2; |
line->numElements = 2; |
1067 |
|
} else if (line->type == LT_MENUENTRY && line->numElements > 3) { |
1068 |
|
/* let --remove-kernel="TITLE=what" work */ |
1069 |
|
len = 0; |
1070 |
|
char *extras; |
1071 |
|
char *title; |
1072 |
|
|
1073 |
|
for (i = 1; i < line->numElements; i++) { |
1074 |
|
len += strlen(line->elements[i].item); |
1075 |
|
len += strlen(line->elements[i].indent); |
1076 |
|
} |
1077 |
|
buf = malloc(len + 1); |
1078 |
|
*buf = '\0'; |
1079 |
|
|
1080 |
|
/* allocate mem for extra flags. */ |
1081 |
|
extras = malloc(len + 1); |
1082 |
|
*extras = '\0'; |
1083 |
|
|
1084 |
|
/* get title. */ |
1085 |
|
for (i = 0; i < line->numElements; i++) { |
1086 |
|
if (!strcmp(line->elements[i].item, "menuentry")) |
1087 |
|
continue; |
1088 |
|
if (isquote(*line->elements[i].item)) |
1089 |
|
title = line->elements[i].item + 1; |
1090 |
|
else |
1091 |
|
title = line->elements[i].item; |
1092 |
|
|
1093 |
|
len = strlen(title); |
1094 |
|
if (isquote(title[len-1])) { |
1095 |
|
strncat(buf, title,len-1); |
1096 |
|
break; |
1097 |
|
} else { |
1098 |
|
strcat(buf, title); |
1099 |
|
strcat(buf, line->elements[i].indent); |
1100 |
|
} |
1101 |
|
} |
1102 |
|
|
1103 |
|
/* get extras */ |
1104 |
|
int count = 0; |
1105 |
|
for (i = 0; i < line->numElements; i++) { |
1106 |
|
if (count == 2) { |
1107 |
|
strcat(extras, line->elements[i].item); |
1108 |
|
strcat(extras, line->elements[i].indent); |
1109 |
|
} |
1110 |
|
|
1111 |
|
if (!strcmp(line->elements[i].item, "menuentry")) |
1112 |
|
continue; |
1113 |
|
|
1114 |
|
/* count ' or ", there should be two in menuentry line. */ |
1115 |
|
if (isquote(*line->elements[i].item)) |
1116 |
|
count++; |
1117 |
|
|
1118 |
|
len = strlen(line->elements[i].item); |
1119 |
|
|
1120 |
|
if (isquote(line->elements[i].item[len -1])) |
1121 |
|
count++; |
1122 |
|
|
1123 |
|
/* ok, we get the final ' or ", others are extras. */ |
1124 |
|
} |
1125 |
|
line->elements[1].indent = |
1126 |
|
line->elements[line->numElements - 2].indent; |
1127 |
|
line->elements[1].item = buf; |
1128 |
|
line->elements[2].indent = |
1129 |
|
line->elements[line->numElements - 2].indent; |
1130 |
|
line->elements[2].item = extras; |
1131 |
|
line->numElements = 3; |
1132 |
} else if (line->type == LT_KERNELARGS && cfi->argsInQuotes) { |
} else if (line->type == LT_KERNELARGS && cfi->argsInQuotes) { |
1133 |
/* Strip off any " which may be present; they'll be put back |
/* Strip off any " which may be present; they'll be put back |
1134 |
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 |
1137 |
if (line->numElements >= 2) { |
if (line->numElements >= 2) { |
1138 |
int last, len; |
int last, len; |
1139 |
|
|
1140 |
if (*line->elements[1].item == '"') |
if (isquote(*line->elements[1].item)) |
1141 |
memmove(line->elements[1].item, line->elements[1].item + 1, |
memmove(line->elements[1].item, line->elements[1].item + 1, |
1142 |
strlen(line->elements[1].item + 1) + 1); |
strlen(line->elements[1].item + 1) + 1); |
1143 |
|
|
1144 |
last = line->numElements - 1; |
last = line->numElements - 1; |
1145 |
len = strlen(line->elements[last].item) - 1; |
len = strlen(line->elements[last].item) - 1; |
1146 |
if (line->elements[last].item[len] == '"') |
if (isquote(line->elements[last].item[len])) |
1147 |
line->elements[last].item[len] = '\0'; |
line->elements[last].item[len] = '\0'; |
1148 |
} |
} |
1149 |
} |
} |
1181 |
entry->lines = line; |
entry->lines = line; |
1182 |
else |
else |
1183 |
last->next = line; |
last->next = line; |
1184 |
dbgPrintf("readConfig added %d to %p\n", line->type, entry); |
dbgPrintf("readConfig added %s to %p\n", getKeyByType(line->type, cfi), entry); |
1185 |
|
|
1186 |
|
/* we could have seen this outside of an entry... if so, we |
1187 |
|
* ignore it like any other line we don't grok */ |
1188 |
|
if (line->type == LT_ENTRY_END && sawEntry) |
1189 |
|
sawEntry = 0; |
1190 |
} else { |
} else { |
1191 |
if (!cfg->theLines) |
if (!cfg->theLines) |
1192 |
cfg->theLines = line; |
cfg->theLines = line; |
1193 |
else |
else |
1194 |
last->next = line; |
last->next = line; |
1195 |
dbgPrintf("readConfig added %d to cfg\n", line->type); |
dbgPrintf("readConfig added %s to cfg\n", getKeyByType(line->type, cfi)); |
1196 |
} |
} |
1197 |
|
|
1198 |
last = line; |
last = line; |
1200 |
|
|
1201 |
free(incoming); |
free(incoming); |
1202 |
|
|
1203 |
|
dbgPrintf("defaultLine is %s\n", defaultLine ? "set" : "unset"); |
1204 |
if (defaultLine) { |
if (defaultLine) { |
1205 |
if (cfi->defaultSupportSaved && |
if (defaultLine->numElements > 2 && |
1206 |
|
cfi->defaultSupportSaved && |
1207 |
|
!strncmp(defaultLine->elements[2].item,"\"${saved_entry}\"", 16)) { |
1208 |
|
cfg->defaultImage = DEFAULT_SAVED_GRUB2; |
1209 |
|
} else if (cfi->defaultIsVariable) { |
1210 |
|
char *value = defaultLine->elements[2].item; |
1211 |
|
while (*value && (*value == '"' || *value == '\'' || |
1212 |
|
*value == ' ' || *value == '\t')) |
1213 |
|
value++; |
1214 |
|
cfg->defaultImage = strtol(value, &end, 10); |
1215 |
|
while (*end && (*end == '"' || *end == '\'' || |
1216 |
|
*end == ' ' || *end == '\t')) |
1217 |
|
end++; |
1218 |
|
if (*end) cfg->defaultImage = -1; |
1219 |
|
} else if (cfi->defaultSupportSaved && |
1220 |
!strncmp(defaultLine->elements[1].item, "saved", 5)) { |
!strncmp(defaultLine->elements[1].item, "saved", 5)) { |
1221 |
cfg->defaultImage = DEFAULT_SAVED; |
cfg->defaultImage = DEFAULT_SAVED; |
1222 |
} else if (cfi->defaultIsIndex) { |
} else if (cfi->defaultIsIndex) { |
1263 |
|
|
1264 |
if (cfg->defaultImage == DEFAULT_SAVED) |
if (cfg->defaultImage == DEFAULT_SAVED) |
1265 |
fprintf(out, "%sdefault%ssaved\n", indent, separator); |
fprintf(out, "%sdefault%ssaved\n", indent, separator); |
1266 |
|
else if (cfg->defaultImage == DEFAULT_SAVED_GRUB2) |
1267 |
|
fprintf(out, "%sset default=\"${saved_entry}\"\n", indent); |
1268 |
else if (cfg->defaultImage > -1) { |
else if (cfg->defaultImage > -1) { |
1269 |
if (cfg->cfi->defaultIsIndex) { |
if (cfg->cfi->defaultIsIndex) { |
1270 |
fprintf(out, "%sdefault%s%d\n", indent, separator, |
if (cfg->cfi->defaultIsVariable) { |
1271 |
cfg->defaultImage); |
fprintf(out, "%sset default=\"%d\"\n", indent, |
1272 |
|
cfg->defaultImage); |
1273 |
|
} else { |
1274 |
|
fprintf(out, "%sdefault%s%d\n", indent, separator, |
1275 |
|
cfg->defaultImage); |
1276 |
|
} |
1277 |
} else { |
} else { |
1278 |
int image = cfg->defaultImage; |
int image = cfg->defaultImage; |
1279 |
|
|
1363 |
} |
} |
1364 |
|
|
1365 |
line = cfg->theLines; |
line = cfg->theLines; |
1366 |
|
struct keywordTypes *defaultKw = getKeywordByType(LT_DEFAULT, cfg->cfi); |
1367 |
while (line) { |
while (line) { |
1368 |
if (line->type == LT_DEFAULT) { |
if (line->type == LT_SET_VARIABLE && defaultKw && |
1369 |
|
line->numElements == 3 && |
1370 |
|
!strcmp(line->elements[1].item, defaultKw->key)) { |
1371 |
|
writeDefault(out, line->indent, line->elements[0].indent, cfg); |
1372 |
|
needs &= ~MAIN_DEFAULT; |
1373 |
|
} else if (line->type == LT_DEFAULT) { |
1374 |
writeDefault(out, line->indent, line->elements[0].indent, cfg); |
writeDefault(out, line->indent, line->elements[0].indent, cfg); |
1375 |
needs &= ~MAIN_DEFAULT; |
needs &= ~MAIN_DEFAULT; |
1376 |
} else if (line->type == LT_FALLBACK) { |
} else if (line->type == LT_FALLBACK) { |
1508 |
return NULL; |
return NULL; |
1509 |
} |
} |
1510 |
|
|
1511 |
|
void printEntry(struct singleEntry * entry) { |
1512 |
|
int i; |
1513 |
|
struct singleLine * line; |
1514 |
|
|
1515 |
|
for (line = entry->lines; line; line = line->next) { |
1516 |
|
fprintf(stderr, "DBG: %s", line->indent); |
1517 |
|
for (i = 0; i < line->numElements; i++) { |
1518 |
|
/* Need to handle this, because we strip the quotes from |
1519 |
|
* menuentry when read it. */ |
1520 |
|
if (line->type == LT_MENUENTRY && i == 1) { |
1521 |
|
if(!isquote(*line->elements[i].item)) |
1522 |
|
fprintf(stderr, "\'%s\'", line->elements[i].item); |
1523 |
|
else |
1524 |
|
fprintf(stderr, "%s", line->elements[i].item); |
1525 |
|
fprintf(stderr, "%s", line->elements[i].indent); |
1526 |
|
|
1527 |
|
continue; |
1528 |
|
} |
1529 |
|
|
1530 |
|
fprintf(stderr, "%s%s", |
1531 |
|
line->elements[i].item, line->elements[i].indent); |
1532 |
|
} |
1533 |
|
fprintf(stderr, "\n"); |
1534 |
|
} |
1535 |
|
} |
1536 |
|
|
1537 |
|
void notSuitablePrintf(struct singleEntry * entry, const char *fmt, ...) |
1538 |
|
{ |
1539 |
|
va_list argp; |
1540 |
|
|
1541 |
|
if (!debug) |
1542 |
|
return; |
1543 |
|
|
1544 |
|
va_start(argp, fmt); |
1545 |
|
fprintf(stderr, "DBG: Image entry failed: "); |
1546 |
|
vfprintf(stderr, fmt, argp); |
1547 |
|
printEntry(entry); |
1548 |
|
va_end(argp); |
1549 |
|
} |
1550 |
|
|
1551 |
|
#define beginswith(s, c) ((s) && (s)[0] == (c)) |
1552 |
|
|
1553 |
|
static int endswith(const char *s, char c) |
1554 |
|
{ |
1555 |
|
int slen; |
1556 |
|
|
1557 |
|
if (!s || !s[0]) |
1558 |
|
return 0; |
1559 |
|
slen = strlen(s) - 1; |
1560 |
|
|
1561 |
|
return s[slen] == c; |
1562 |
|
} |
1563 |
|
|
1564 |
int suitableImage(struct singleEntry * entry, const char * bootPrefix, |
int suitableImage(struct singleEntry * entry, const char * bootPrefix, |
1565 |
int skipRemoved, int flags) { |
int skipRemoved, int flags) { |
1566 |
struct singleLine * line; |
struct singleLine * line; |
1570 |
char * rootspec; |
char * rootspec; |
1571 |
char * rootdev; |
char * rootdev; |
1572 |
|
|
1573 |
if (skipRemoved && entry->skip) return 0; |
if (skipRemoved && entry->skip) { |
1574 |
|
notSuitablePrintf(entry, "marked to skip\n"); |
1575 |
|
return 0; |
1576 |
|
} |
1577 |
|
|
1578 |
line = getLineByType(LT_KERNEL|LT_HYPER, entry->lines); |
line = getLineByType(LT_KERNEL|LT_HYPER, entry->lines); |
1579 |
if (!line || line->numElements < 2) return 0; |
if (!line) { |
1580 |
|
notSuitablePrintf(entry, "no line found\n"); |
1581 |
|
return 0; |
1582 |
|
} |
1583 |
|
if (line->numElements < 2) { |
1584 |
|
notSuitablePrintf(entry, "line has only %d elements\n", |
1585 |
|
line->numElements); |
1586 |
|
return 0; |
1587 |
|
} |
1588 |
|
|
1589 |
if (flags & GRUBBY_BADIMAGE_OKAY) return 1; |
if (flags & GRUBBY_BADIMAGE_OKAY) return 1; |
1590 |
|
|
1591 |
fullName = alloca(strlen(bootPrefix) + |
fullName = alloca(strlen(bootPrefix) + |
1592 |
strlen(line->elements[1].item) + 1); |
strlen(line->elements[1].item) + 1); |
1593 |
rootspec = getRootSpecifier(line->elements[1].item); |
rootspec = getRootSpecifier(line->elements[1].item); |
1594 |
sprintf(fullName, "%s%s", bootPrefix, |
int rootspec_offset = rootspec ? strlen(rootspec) : 0; |
1595 |
line->elements[1].item + (rootspec ? strlen(rootspec) : 0)); |
int hasslash = endswith(bootPrefix, '/') || |
1596 |
if (access(fullName, R_OK)) return 0; |
beginswith(line->elements[1].item + rootspec_offset, '/'); |
1597 |
|
sprintf(fullName, "%s%s%s", bootPrefix, hasslash ? "" : "/", |
1598 |
|
line->elements[1].item + rootspec_offset); |
1599 |
|
if (access(fullName, R_OK)) { |
1600 |
|
notSuitablePrintf(entry, "access to %s failed\n", fullName); |
1601 |
|
return 0; |
1602 |
|
} |
1603 |
for (i = 2; i < line->numElements; i++) |
for (i = 2; i < line->numElements; i++) |
1604 |
if (!strncasecmp(line->elements[i].item, "root=", 5)) break; |
if (!strncasecmp(line->elements[i].item, "root=", 5)) break; |
1605 |
if (i < line->numElements) { |
if (i < line->numElements) { |
1617 |
line = getLineByType(LT_KERNELARGS|LT_MBMODULE, entry->lines); |
line = getLineByType(LT_KERNELARGS|LT_MBMODULE, entry->lines); |
1618 |
|
|
1619 |
/* failed to find one */ |
/* failed to find one */ |
1620 |
if (!line) return 0; |
if (!line) { |
1621 |
|
notSuitablePrintf(entry, "no line found\n"); |
1622 |
|
return 0; |
1623 |
|
} |
1624 |
|
|
1625 |
for (i = 1; i < line->numElements; i++) |
for (i = 1; i < line->numElements; i++) |
1626 |
if (!strncasecmp(line->elements[i].item, "root=", 5)) break; |
if (!strncasecmp(line->elements[i].item, "root=", 5)) break; |
1627 |
if (i < line->numElements) |
if (i < line->numElements) |
1628 |
dev = line->elements[i].item + 5; |
dev = line->elements[i].item + 5; |
1629 |
else { |
else { |
1630 |
|
notSuitablePrintf(entry, "no root= entry found\n"); |
1631 |
/* it failed too... can't find root= */ |
/* it failed too... can't find root= */ |
1632 |
return 0; |
return 0; |
1633 |
} |
} |
1635 |
} |
} |
1636 |
|
|
1637 |
dev = getpathbyspec(dev); |
dev = getpathbyspec(dev); |
1638 |
if (!dev) |
if (!getpathbyspec(dev)) { |
1639 |
|
notSuitablePrintf(entry, "can't find blkid entry for %s\n", dev); |
1640 |
return 0; |
return 0; |
1641 |
|
} else |
1642 |
|
dev = getpathbyspec(dev); |
1643 |
|
|
1644 |
rootdev = findDiskForRoot(); |
rootdev = findDiskForRoot(); |
1645 |
if (!rootdev) |
if (!rootdev) { |
1646 |
|
notSuitablePrintf(entry, "can't find root device\n"); |
1647 |
return 0; |
return 0; |
1648 |
|
} |
1649 |
|
|
1650 |
if (!getuuidbydev(rootdev) || !getuuidbydev(dev)) { |
if (!getuuidbydev(rootdev) || !getuuidbydev(dev)) { |
1651 |
|
notSuitablePrintf(entry, "uuid missing: rootdev %s, dev %s\n", |
1652 |
|
getuuidbydev(rootdev), getuuidbydev(dev)); |
1653 |
free(rootdev); |
free(rootdev); |
1654 |
return 0; |
return 0; |
1655 |
} |
} |
1656 |
|
|
1657 |
if (strcmp(getuuidbydev(rootdev), getuuidbydev(dev))) { |
if (strcmp(getuuidbydev(rootdev), getuuidbydev(dev))) { |
1658 |
|
notSuitablePrintf(entry, "uuid mismatch: rootdev %s, dev %s\n", |
1659 |
|
getuuidbydev(rootdev), getuuidbydev(dev)); |
1660 |
free(rootdev); |
free(rootdev); |
1661 |
return 0; |
return 0; |
1662 |
} |
} |
1743 |
|
|
1744 |
if (!strncmp(kernel, "TITLE=", 6)) { |
if (!strncmp(kernel, "TITLE=", 6)) { |
1745 |
prefix = ""; |
prefix = ""; |
1746 |
checkType = LT_TITLE; |
checkType = LT_TITLE|LT_MENUENTRY; |
1747 |
kernel += 6; |
kernel += 6; |
1748 |
} |
} |
1749 |
|
|
1759 |
checkType, line); |
checkType, line); |
1760 |
if (!line) break; /* not found in this entry */ |
if (!line) break; /* not found in this entry */ |
1761 |
|
|
1762 |
if (line && line->numElements >= 2) { |
if (line && line->type != LT_MENUENTRY && |
1763 |
|
line->numElements >= 2) { |
1764 |
rootspec = getRootSpecifier(line->elements[1].item); |
rootspec = getRootSpecifier(line->elements[1].item); |
1765 |
if (!strcmp(line->elements[1].item + |
if (!strcmp(line->elements[1].item + |
1766 |
((rootspec != NULL) ? strlen(rootspec) : 0), |
((rootspec != NULL) ? strlen(rootspec) : 0), |
1767 |
kernel + strlen(prefix))) |
kernel + strlen(prefix))) |
1768 |
break; |
break; |
1769 |
} |
} |
1770 |
|
if(line->type == LT_MENUENTRY && |
1771 |
|
!strcmp(line->elements[1].item, kernel)) |
1772 |
|
break; |
1773 |
} |
} |
1774 |
|
|
1775 |
/* make sure this entry has a kernel identifier; this skips |
/* make sure this entry has a kernel identifier; this skips |
1861 |
const char * prefix) { |
const char * prefix) { |
1862 |
struct singleEntry * entry; |
struct singleEntry * entry; |
1863 |
|
|
1864 |
if (!image) return; |
if (!image) |
1865 |
|
return; |
1866 |
|
|
1867 |
|
/* check and see if we're removing the default image */ |
1868 |
|
if (isdigit(*image)) { |
1869 |
|
entry = findEntryByPath(cfg, image, prefix, NULL); |
1870 |
|
if(entry) |
1871 |
|
entry->skip = 1; |
1872 |
|
return; |
1873 |
|
} |
1874 |
|
|
1875 |
while ((entry = findEntryByPath(cfg, image, prefix, NULL))) |
while ((entry = findEntryByPath(cfg, image, prefix, NULL))) |
1876 |
entry->skip = 1; |
entry->skip = 1; |
1897 |
|
|
1898 |
/* defaultImage now points to what we'd like to use, but before any order |
/* defaultImage now points to what we'd like to use, but before any order |
1899 |
changes */ |
changes */ |
1900 |
if (config->defaultImage == DEFAULT_SAVED) |
if ((config->defaultImage == DEFAULT_SAVED) || |
1901 |
|
(config->defaultImage == DEFAULT_SAVED_GRUB2)) |
1902 |
/* default is set to saved, we don't want to change it */ |
/* default is set to saved, we don't want to change it */ |
1903 |
return; |
return; |
1904 |
|
|
1965 |
return; |
return; |
1966 |
} |
} |
1967 |
|
|
1968 |
printf("kernel=%s\n", line->elements[1].item); |
printf("kernel=%s%s\n", prefix, line->elements[1].item); |
1969 |
|
|
1970 |
if (line->numElements >= 3) { |
if (line->numElements >= 3) { |
1971 |
printf("args=\""); |
printf("args=\""); |
2029 |
printf("%s%s", line->elements[i].item, line->elements[i].indent); |
printf("%s%s", line->elements[i].item, line->elements[i].indent); |
2030 |
printf("\n"); |
printf("\n"); |
2031 |
} |
} |
2032 |
|
|
2033 |
|
line = getLineByType(LT_TITLE, entry->lines); |
2034 |
|
if (line) { |
2035 |
|
printf("title=%s\n", line->elements[1].item); |
2036 |
|
} else { |
2037 |
|
char * title; |
2038 |
|
line = getLineByType(LT_MENUENTRY, entry->lines); |
2039 |
|
title = grub2ExtractTitle(line); |
2040 |
|
if (title) |
2041 |
|
printf("title=%s\n", title); |
2042 |
|
} |
2043 |
} |
} |
2044 |
|
|
2045 |
int parseSysconfigGrub(int * lbaPtr, char ** bootPtr) { |
int parseSysconfigGrub(int * lbaPtr, char ** bootPtr) { |
2200 |
sprintf(tmpl.elements[0].item, "[%s]", val); |
sprintf(tmpl.elements[0].item, "[%s]", val); |
2201 |
tmpl.elements[0].indent = ""; |
tmpl.elements[0].indent = ""; |
2202 |
val = NULL; |
val = NULL; |
2203 |
|
} else if (type == LT_MENUENTRY) { |
2204 |
|
char *lineend = "--class gnu-linux --class gnu --class os {"; |
2205 |
|
if (!val) { |
2206 |
|
fprintf(stderr, "Line type LT_MENUENTRY requires a value\n"); |
2207 |
|
abort(); |
2208 |
|
} |
2209 |
|
kw = getKeywordByType(type, cfi); |
2210 |
|
if (!kw) { |
2211 |
|
fprintf(stderr, "Looking up keyword for unknown type %d\n", type); |
2212 |
|
abort(); |
2213 |
|
} |
2214 |
|
tmpl.indent = ""; |
2215 |
|
tmpl.type = type; |
2216 |
|
tmpl.numElements = 3; |
2217 |
|
tmpl.elements = alloca(sizeof(*tmpl.elements) * tmpl.numElements); |
2218 |
|
tmpl.elements[0].item = kw->key; |
2219 |
|
tmpl.elements[0].indent = alloca(2); |
2220 |
|
sprintf(tmpl.elements[0].indent, "%c", kw->nextChar); |
2221 |
|
tmpl.elements[1].item = (char *)val; |
2222 |
|
tmpl.elements[1].indent = alloca(2); |
2223 |
|
sprintf(tmpl.elements[1].indent, "%c", kw->nextChar); |
2224 |
|
tmpl.elements[2].item = alloca(strlen(lineend)+1); |
2225 |
|
strcpy(tmpl.elements[2].item, lineend); |
2226 |
|
tmpl.elements[2].indent = ""; |
2227 |
} else { |
} else { |
2228 |
kw = getKeywordByType(type, cfi); |
kw = getKeywordByType(type, cfi); |
2229 |
if (!kw) abort(); |
if (!kw) { |
2230 |
|
fprintf(stderr, "Looking up keyword for unknown type %d\n", type); |
2231 |
|
abort(); |
2232 |
|
} |
2233 |
tmpl.type = type; |
tmpl.type = type; |
2234 |
tmpl.numElements = val ? 2 : 1; |
tmpl.numElements = val ? 2 : 1; |
2235 |
tmpl.elements = alloca(sizeof(*tmpl.elements) * tmpl.numElements); |
tmpl.elements = alloca(sizeof(*tmpl.elements) * tmpl.numElements); |
2253 |
if (!line->next && !prev) prev = line; |
if (!line->next && !prev) prev = line; |
2254 |
} |
} |
2255 |
|
|
2256 |
if (prev == entry->lines) |
struct singleLine *menuEntry; |
2257 |
tmpl.indent = defaultIndent ?: ""; |
menuEntry = getLineByType(LT_MENUENTRY, entry->lines); |
2258 |
else |
if (tmpl.type == LT_ENTRY_END) { |
2259 |
tmpl.indent = prev->indent; |
if (menuEntry) |
2260 |
|
tmpl.indent = menuEntry->indent; |
2261 |
|
else |
2262 |
|
tmpl.indent = defaultIndent ?: ""; |
2263 |
|
} else if (tmpl.type != LT_MENUENTRY) { |
2264 |
|
if (menuEntry) |
2265 |
|
tmpl.indent = "\t"; |
2266 |
|
else if (prev == entry->lines) |
2267 |
|
tmpl.indent = defaultIndent ?: ""; |
2268 |
|
else |
2269 |
|
tmpl.indent = prev->indent; |
2270 |
|
} |
2271 |
|
|
2272 |
return addLineTmpl(entry, &tmpl, prev, val, cfi); |
return addLineTmpl(entry, &tmpl, prev, val, cfi); |
2273 |
} |
} |
2294 |
free(line); |
free(line); |
2295 |
} |
} |
2296 |
|
|
2297 |
|
static void requote(struct singleLine *tmplLine, struct configFileInfo * cfi) |
2298 |
|
{ |
2299 |
|
struct singleLine newLine = { |
2300 |
|
.indent = tmplLine->indent, |
2301 |
|
.type = tmplLine->type, |
2302 |
|
.next = tmplLine->next, |
2303 |
|
}; |
2304 |
|
int firstQuotedItem = -1; |
2305 |
|
int quoteLen = 0; |
2306 |
|
int j; |
2307 |
|
int element = 0; |
2308 |
|
char *c; |
2309 |
|
|
2310 |
|
c = malloc(strlen(tmplLine->elements[0].item) + 1); |
2311 |
|
strcpy(c, tmplLine->elements[0].item); |
2312 |
|
insertElement(&newLine, c, element++, cfi); |
2313 |
|
free(c); |
2314 |
|
c = NULL; |
2315 |
|
|
2316 |
|
for (j = 1; j < tmplLine->numElements; j++) { |
2317 |
|
if (firstQuotedItem == -1) { |
2318 |
|
quoteLen += strlen(tmplLine->elements[j].item); |
2319 |
|
|
2320 |
|
if (isquote(tmplLine->elements[j].item[0])) { |
2321 |
|
firstQuotedItem = j; |
2322 |
|
quoteLen += strlen(tmplLine->elements[j].indent); |
2323 |
|
} else { |
2324 |
|
c = malloc(quoteLen + 1); |
2325 |
|
strcpy(c, tmplLine->elements[j].item); |
2326 |
|
insertElement(&newLine, c, element++, cfi); |
2327 |
|
free(c); |
2328 |
|
quoteLen = 0; |
2329 |
|
} |
2330 |
|
} else { |
2331 |
|
int itemlen = strlen(tmplLine->elements[j].item); |
2332 |
|
quoteLen += itemlen; |
2333 |
|
quoteLen += strlen(tmplLine->elements[j].indent); |
2334 |
|
|
2335 |
|
if (isquote(tmplLine->elements[j].item[itemlen - 1])) { |
2336 |
|
c = malloc(quoteLen + 1); |
2337 |
|
c[0] = '\0'; |
2338 |
|
for (int i = firstQuotedItem; i < j+1; i++) { |
2339 |
|
strcat(c, tmplLine->elements[i].item); |
2340 |
|
strcat(c, tmplLine->elements[i].indent); |
2341 |
|
} |
2342 |
|
insertElement(&newLine, c, element++, cfi); |
2343 |
|
free(c); |
2344 |
|
|
2345 |
|
firstQuotedItem = -1; |
2346 |
|
quoteLen = 0; |
2347 |
|
} |
2348 |
|
} |
2349 |
|
} |
2350 |
|
while (tmplLine->numElements) |
2351 |
|
removeElement(tmplLine, 0); |
2352 |
|
if (tmplLine->elements) |
2353 |
|
free(tmplLine->elements); |
2354 |
|
|
2355 |
|
tmplLine->numElements = newLine.numElements; |
2356 |
|
tmplLine->elements = newLine.elements; |
2357 |
|
} |
2358 |
|
|
2359 |
static void insertElement(struct singleLine * line, |
static void insertElement(struct singleLine * line, |
2360 |
const char * item, int insertHere, |
const char * item, int insertHere, |
2361 |
struct configFileInfo * cfi) |
struct configFileInfo * cfi) |
2683 |
int updateInitrd(struct grubConfig * cfg, const char * image, |
int updateInitrd(struct grubConfig * cfg, const char * image, |
2684 |
const char * prefix, const char * initrd) { |
const char * prefix, const char * initrd) { |
2685 |
struct singleEntry * entry; |
struct singleEntry * entry; |
2686 |
struct singleLine * line, * kernelLine; |
struct singleLine * line, * kernelLine, *endLine = NULL; |
2687 |
int index = 0; |
int index = 0; |
2688 |
|
|
2689 |
if (!image) return 0; |
if (!image) return 0; |
2700 |
if (!strncmp(initrd, prefix, prefixLen)) |
if (!strncmp(initrd, prefix, prefixLen)) |
2701 |
initrd += prefixLen; |
initrd += prefixLen; |
2702 |
} |
} |
2703 |
|
endLine = getLineByType(LT_ENTRY_END, entry->lines); |
2704 |
|
if (endLine) |
2705 |
|
removeLine(entry, endLine); |
2706 |
line = addLine(entry, cfg->cfi, LT_INITRD, kernelLine->indent, initrd); |
line = addLine(entry, cfg->cfi, LT_INITRD, kernelLine->indent, initrd); |
2707 |
if (!line) return 1; |
if (!line) |
2708 |
|
return 1; |
2709 |
|
if (endLine) { |
2710 |
|
line = addLine(entry, cfg->cfi, LT_ENTRY_END, "", NULL); |
2711 |
|
if (!line) |
2712 |
|
return 1; |
2713 |
|
} |
2714 |
|
|
2715 |
break; |
break; |
2716 |
} |
} |
2717 |
|
|
2741 |
if (memcmp(boot, bootSect, 3)) |
if (memcmp(boot, bootSect, 3)) |
2742 |
return 0; |
return 0; |
2743 |
|
|
2744 |
if (boot[1] == 0xeb) { |
if (boot[1] == JMP_SHORT_OPCODE) { |
2745 |
offset = boot[2] + 2; |
offset = boot[2] + 2; |
2746 |
} else if (boot[1] == 0xe8 || boot[1] == 0xe9) { |
} else if (boot[1] == 0xe8 || boot[1] == 0xe9) { |
2747 |
offset = (boot[3] << 8) + boot[2] + 2; |
offset = (boot[3] << 8) + boot[2] + 2; |
2748 |
} else if (boot[0] == 0xeb) { |
} else if (boot[0] == JMP_SHORT_OPCODE) { |
2749 |
offset = boot[1] + 2; |
offset = boot[1] + 2; |
2750 |
|
/* |
2751 |
|
* it looks like grub, when copying stage1 into the mbr, patches stage1 |
2752 |
|
* right after the JMP location, replacing other instructions such as |
2753 |
|
* JMPs for NOOPs. So, relax the check a little bit by skipping those |
2754 |
|
* different bytes. |
2755 |
|
*/ |
2756 |
|
if ((bootSect[offset + 1] == NOOP_OPCODE) |
2757 |
|
&& (bootSect[offset + 2] == NOOP_OPCODE)) { |
2758 |
|
offset = offset + 3; |
2759 |
|
} |
2760 |
} else if (boot[0] == 0xe8 || boot[0] == 0xe9) { |
} else if (boot[0] == 0xe8 || boot[0] == 0xe9) { |
2761 |
offset = (boot[2] << 8) + boot[1] + 2; |
offset = (boot[2] << 8) + boot[1] + 2; |
2762 |
} else { |
} else { |
2898 |
return checkDeviceBootloader(line->elements[1].item, boot); |
return checkDeviceBootloader(line->elements[1].item, boot); |
2899 |
} |
} |
2900 |
|
|
2901 |
|
int checkForGrub2(struct grubConfig * config) { |
2902 |
|
if (!access("/etc/grub.d/", R_OK)) |
2903 |
|
return 2; |
2904 |
|
|
2905 |
|
return 1; |
2906 |
|
} |
2907 |
|
|
2908 |
int checkForGrub(struct grubConfig * config) { |
int checkForGrub(struct grubConfig * config) { |
2909 |
int fd; |
int fd; |
2910 |
unsigned char bootSect[512]; |
unsigned char bootSect[512]; |
3080 |
if (*chptr == '#') continue; |
if (*chptr == '#') continue; |
3081 |
|
|
3082 |
if (tmplLine->type == LT_KERNEL && |
if (tmplLine->type == LT_KERNEL && |
3083 |
tmplLine->numElements >= 2) { |
tmplLine->numElements >= 2) { |
3084 |
if (!template->multiboot && (needs & NEED_MB)) { |
if (!template->multiboot && (needs & NEED_MB)) { |
3085 |
/* it's not a multiboot template and this is the kernel |
/* it's not a multiboot template and this is the kernel |
3086 |
* line. Try to be intelligent about inserting the |
* line. Try to be intelligent about inserting the |
3206 |
needs &= ~NEED_INITRD; |
needs &= ~NEED_INITRD; |
3207 |
} |
} |
3208 |
|
|
3209 |
|
} else if (tmplLine->type == LT_MENUENTRY && |
3210 |
|
(needs & NEED_TITLE)) { |
3211 |
|
requote(tmplLine, config->cfi); |
3212 |
|
char *nkt = malloc(strlen(newKernelTitle)+3); |
3213 |
|
strcpy(nkt, "'"); |
3214 |
|
strcat(nkt, newKernelTitle); |
3215 |
|
strcat(nkt, "'"); |
3216 |
|
newLine = addLineTmpl(new, tmplLine, newLine, nkt, config->cfi); |
3217 |
|
free(nkt); |
3218 |
|
needs &= ~NEED_TITLE; |
3219 |
} else if (tmplLine->type == LT_TITLE && |
} else if (tmplLine->type == LT_TITLE && |
3220 |
(needs & NEED_TITLE)) { |
(needs & NEED_TITLE)) { |
3221 |
if (tmplLine->numElements >= 2) { |
if (tmplLine->numElements >= 2) { |
3229 |
tmplLine->indent, newKernelTitle); |
tmplLine->indent, newKernelTitle); |
3230 |
needs &= ~NEED_TITLE; |
needs &= ~NEED_TITLE; |
3231 |
} |
} |
3232 |
|
} else if (tmplLine->type == LT_ECHO) { |
3233 |
|
requote(tmplLine, config->cfi); |
3234 |
|
static const char *prefix = "'Loading "; |
3235 |
|
if (tmplLine->numElements > 1 && |
3236 |
|
strstr(tmplLine->elements[1].item, prefix) && |
3237 |
|
masterLine->next && masterLine->next->type == LT_KERNEL) { |
3238 |
|
char *newTitle = malloc(strlen(prefix) + |
3239 |
|
strlen(newKernelTitle) + 2); |
3240 |
|
|
3241 |
|
strcpy(newTitle, prefix); |
3242 |
|
strcat(newTitle, newKernelTitle); |
3243 |
|
strcat(newTitle, "'"); |
3244 |
|
newLine = addLine(new, config->cfi, LT_ECHO, |
3245 |
|
tmplLine->indent, newTitle); |
3246 |
|
free(newTitle); |
3247 |
|
} else { |
3248 |
|
/* pass through other lines from the template */ |
3249 |
|
newLine = addLineTmpl(new, tmplLine, newLine, NULL, |
3250 |
|
config->cfi); |
3251 |
|
} |
3252 |
} else { |
} else { |
3253 |
/* pass through other lines from the template */ |
/* pass through other lines from the template */ |
3254 |
newLine = addLineTmpl(new, tmplLine, newLine, NULL, config->cfi); |
newLine = addLineTmpl(new, tmplLine, newLine, NULL, config->cfi); |
3259 |
/* don't have a template, so start the entry with the |
/* don't have a template, so start the entry with the |
3260 |
* appropriate starting line |
* appropriate starting line |
3261 |
*/ |
*/ |
3262 |
switch (config->cfi->entrySeparator) { |
switch (config->cfi->entryStart) { |
3263 |
case LT_KERNEL: |
case LT_KERNEL: |
3264 |
if (new->multiboot && config->cfi->mbHyperFirst) { |
if (new->multiboot && config->cfi->mbHyperFirst) { |
3265 |
/* fall through to LT_HYPER */ |
/* fall through to LT_HYPER */ |
3278 |
needs &= ~NEED_MB; |
needs &= ~NEED_MB; |
3279 |
break; |
break; |
3280 |
|
|
3281 |
|
case LT_MENUENTRY: { |
3282 |
|
char *nkt = malloc(strlen(newKernelTitle)+3); |
3283 |
|
strcpy(nkt, "'"); |
3284 |
|
strcat(nkt, newKernelTitle); |
3285 |
|
strcat(nkt, "'"); |
3286 |
|
newLine = addLine(new, config->cfi, LT_MENUENTRY, |
3287 |
|
config->primaryIndent, nkt); |
3288 |
|
free(nkt); |
3289 |
|
needs &= ~NEED_TITLE; |
3290 |
|
needs |= NEED_END; |
3291 |
|
break; |
3292 |
|
} |
3293 |
case LT_TITLE: |
case LT_TITLE: |
3294 |
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) |
3295 |
char * templabel; |
char * templabel; |
3323 |
|
|
3324 |
/* add the remainder of the lines, i.e. those that either |
/* add the remainder of the lines, i.e. those that either |
3325 |
* 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, |
3326 |
* all the lines following the entrySeparator. |
* all the lines following the entryStart. |
3327 |
*/ |
*/ |
3328 |
if (needs & NEED_TITLE) { |
if (needs & NEED_TITLE) { |
3329 |
newLine = addLine(new, config->cfi, LT_TITLE, |
newLine = addLine(new, config->cfi, LT_TITLE, |
3364 |
free(initrdVal); |
free(initrdVal); |
3365 |
needs &= ~NEED_INITRD; |
needs &= ~NEED_INITRD; |
3366 |
} |
} |
3367 |
|
if (needs & NEED_END) { |
3368 |
|
newLine = addLine(new, config->cfi, LT_ENTRY_END, |
3369 |
|
config->secondaryIndent, NULL); |
3370 |
|
needs &= ~NEED_END; |
3371 |
|
} |
3372 |
|
|
3373 |
if (needs) { |
if (needs) { |
3374 |
printf(_("grubby: needs=%d, aborting\n"), needs); |
printf(_("grubby: needs=%d, aborting\n"), needs); |
3398 |
|
|
3399 |
int main(int argc, const char ** argv) { |
int main(int argc, const char ** argv) { |
3400 |
poptContext optCon; |
poptContext optCon; |
3401 |
char * grubConfig = NULL; |
const char * grubConfig = NULL; |
3402 |
char * outputFile = NULL; |
char * outputFile = NULL; |
3403 |
int arg = 0; |
int arg = 0; |
3404 |
int flags = 0; |
int flags = 0; |
3405 |
int badImageOkay = 0; |
int badImageOkay = 0; |
3406 |
|
int configureGrub2 = 0; |
3407 |
int configureLilo = 0, configureELilo = 0, configureGrub = 0; |
int configureLilo = 0, configureELilo = 0, configureGrub = 0; |
3408 |
int configureYaboot = 0, configureSilo = 0, configureZipl = 0; |
int configureYaboot = 0, configureSilo = 0, configureZipl = 0; |
3409 |
int configureExtLinux = 0; |
int configureExtLinux = 0; |
3431 |
struct singleEntry * template = NULL; |
struct singleEntry * template = NULL; |
3432 |
int copyDefault = 0, makeDefault = 0; |
int copyDefault = 0, makeDefault = 0; |
3433 |
int displayDefault = 0; |
int displayDefault = 0; |
3434 |
|
int displayDefaultIndex = 0; |
3435 |
|
int displayDefaultTitle = 0; |
3436 |
struct poptOption options[] = { |
struct poptOption options[] = { |
3437 |
{ "add-kernel", 0, POPT_ARG_STRING, &newKernelPath, 0, |
{ "add-kernel", 0, POPT_ARG_STRING, &newKernelPath, 0, |
3438 |
_("add an entry for the specified kernel"), _("kernel-path") }, |
_("add an entry for the specified kernel"), _("kernel-path") }, |
3463 |
"the kernel referenced by the default image does not exist, " |
"the kernel referenced by the default image does not exist, " |
3464 |
"the first linux entry whose kernel does exist is used as the " |
"the first linux entry whose kernel does exist is used as the " |
3465 |
"template"), NULL }, |
"template"), NULL }, |
3466 |
|
{ "debug", 0, 0, &debug, 0, |
3467 |
|
_("print debugging information for failures") }, |
3468 |
{ "default-kernel", 0, 0, &displayDefault, 0, |
{ "default-kernel", 0, 0, &displayDefault, 0, |
3469 |
_("display the path of the default kernel") }, |
_("display the path of the default kernel") }, |
3470 |
|
{ "default-index", 0, 0, &displayDefaultIndex, 0, |
3471 |
|
_("display the index of the default kernel") }, |
3472 |
|
{ "default-title", 0, 0, &displayDefaultTitle, 0, |
3473 |
|
_("display the title of the default kernel") }, |
3474 |
{ "elilo", 0, POPT_ARG_NONE, &configureELilo, 0, |
{ "elilo", 0, POPT_ARG_NONE, &configureELilo, 0, |
3475 |
_("configure elilo bootloader") }, |
_("configure elilo bootloader") }, |
3476 |
{ "extlinux", 0, POPT_ARG_NONE, &configureExtLinux, 0, |
{ "extlinux", 0, POPT_ARG_NONE, &configureExtLinux, 0, |
3477 |
_("configure extlinux bootloader (from syslinux)") }, |
_("configure extlinux bootloader (from syslinux)") }, |
3478 |
{ "grub", 0, POPT_ARG_NONE, &configureGrub, 0, |
{ "grub", 0, POPT_ARG_NONE, &configureGrub, 0, |
3479 |
_("configure grub bootloader") }, |
_("configure grub bootloader") }, |
3480 |
|
{ "grub2", 0, POPT_ARG_NONE, &configureGrub2, 0, |
3481 |
|
_("configure grub2 bootloader") }, |
3482 |
{ "info", 0, POPT_ARG_STRING, &kernelInfo, 0, |
{ "info", 0, POPT_ARG_STRING, &kernelInfo, 0, |
3483 |
_("display boot information for specified kernel"), |
_("display boot information for specified kernel"), |
3484 |
_("kernel-path") }, |
_("kernel-path") }, |
3558 |
return 1; |
return 1; |
3559 |
} |
} |
3560 |
|
|
3561 |
if ((configureLilo + configureGrub + configureELilo + |
if ((configureLilo + configureGrub2 + configureGrub + configureELilo + |
3562 |
configureYaboot + configureSilo + configureZipl + |
configureYaboot + configureSilo + configureZipl + |
3563 |
configureExtLinux ) > 1) { |
configureExtLinux ) > 1) { |
3564 |
fprintf(stderr, _("grubby: cannot specify multiple bootloaders\n")); |
fprintf(stderr, _("grubby: cannot specify multiple bootloaders\n")); |
3567 |
fprintf(stderr, |
fprintf(stderr, |
3568 |
_("grubby: cannot specify config file with --bootloader-probe\n")); |
_("grubby: cannot specify config file with --bootloader-probe\n")); |
3569 |
return 1; |
return 1; |
3570 |
|
} else if (configureGrub2) { |
3571 |
|
cfi = &grub2ConfigType; |
3572 |
} else if (configureLilo) { |
} else if (configureLilo) { |
3573 |
cfi = &liloConfigType; |
cfi = &liloConfigType; |
3574 |
} else if (configureGrub) { |
} else if (configureGrub) { |
3587 |
} |
} |
3588 |
|
|
3589 |
if (!cfi) { |
if (!cfi) { |
3590 |
|
if (grub2FindConfig(&grub2ConfigType)) |
3591 |
|
cfi = &grub2ConfigType; |
3592 |
|
else |
3593 |
#ifdef __ia64__ |
#ifdef __ia64__ |
3594 |
cfi = &eliloConfigType; |
cfi = &eliloConfigType; |
3595 |
#elif __powerpc__ |
#elif __powerpc__ |
3596 |
cfi = &yabootConfigType; |
cfi = &yabootConfigType; |
3597 |
#elif __sparc__ |
#elif __sparc__ |
3598 |
cfi = &siloConfigType; |
cfi = &siloConfigType; |
3599 |
#elif __s390__ |
#elif __s390__ |
3600 |
cfi = &ziplConfigType; |
cfi = &ziplConfigType; |
3601 |
#elif __s390x__ |
#elif __s390x__ |
3602 |
cfi = &ziplConfigtype; |
cfi = &ziplConfigtype; |
3603 |
#else |
#else |
3604 |
cfi = &grubConfigType; |
cfi = &grubConfigType; |
3605 |
#endif |
#endif |
3606 |
} |
} |
3607 |
|
|
3608 |
if (!grubConfig) |
if (!grubConfig) { |
3609 |
grubConfig = cfi->defaultConfig; |
if (cfi->findConfig) |
3610 |
|
grubConfig = cfi->findConfig(cfi); |
3611 |
|
if (!grubConfig) |
3612 |
|
grubConfig = cfi->defaultConfig; |
3613 |
|
} |
3614 |
|
|
3615 |
if (bootloaderProbe && (displayDefault || kernelInfo || newKernelVersion || |
if (bootloaderProbe && (displayDefault || kernelInfo || newKernelVersion || |
3616 |
newKernelPath || removeKernelPath || makeDefault || |
newKernelPath || removeKernelPath || makeDefault || |
3617 |
defaultKernel)) { |
defaultKernel || displayDefaultIndex || displayDefaultTitle)) { |
3618 |
fprintf(stderr, _("grubby: --bootloader-probe may not be used with " |
fprintf(stderr, _("grubby: --bootloader-probe may not be used with " |
3619 |
"specified option")); |
"specified option")); |
3620 |
return 1; |
return 1; |
3657 |
defaultKernel = NULL; |
defaultKernel = NULL; |
3658 |
} |
} |
3659 |
|
|
3660 |
if (!strcmp(grubConfig, "-") && !outputFile) { |
if (grubConfig && !strcmp(grubConfig, "-") && !outputFile) { |
3661 |
fprintf(stderr, _("grubby: output file must be specified if stdin " |
fprintf(stderr, _("grubby: output file must be specified if stdin " |
3662 |
"is used\n")); |
"is used\n")); |
3663 |
return 1; |
return 1; |
3665 |
|
|
3666 |
if (!removeKernelPath && !newKernelPath && !displayDefault && !defaultKernel |
if (!removeKernelPath && !newKernelPath && !displayDefault && !defaultKernel |
3667 |
&& !kernelInfo && !bootloaderProbe && !updateKernelPath |
&& !kernelInfo && !bootloaderProbe && !updateKernelPath |
3668 |
&& !removeMBKernel) { |
&& !removeMBKernel && !displayDefaultIndex && !displayDefaultTitle) { |
3669 |
fprintf(stderr, _("grubby: no action specified\n")); |
fprintf(stderr, _("grubby: no action specified\n")); |
3670 |
return 1; |
return 1; |
3671 |
} |
} |
3692 |
} |
} |
3693 |
|
|
3694 |
if (bootloaderProbe) { |
if (bootloaderProbe) { |
3695 |
int lrc = 0, grc = 0, erc = 0; |
int lrc = 0, grc = 0, gr2c = 0, erc = 0; |
3696 |
struct grubConfig * lconfig, * gconfig; |
struct grubConfig * lconfig, * gconfig; |
3697 |
|
|
3698 |
if (!access(grubConfigType.defaultConfig, F_OK)) { |
const char *grub2config = grub2FindConfig(&grub2ConfigType); |
3699 |
gconfig = readConfig(grubConfigType.defaultConfig, &grubConfigType); |
if (grub2config) { |
3700 |
|
gconfig = readConfig(grub2config, &grub2ConfigType); |
3701 |
|
if (!gconfig) |
3702 |
|
gr2c = 1; |
3703 |
|
else |
3704 |
|
gr2c = checkForGrub2(gconfig); |
3705 |
|
} |
3706 |
|
|
3707 |
|
const char *grubconfig = grubFindConfig(&grubConfigType); |
3708 |
|
if (!access(grubconfig, F_OK)) { |
3709 |
|
gconfig = readConfig(grubconfig, &grubConfigType); |
3710 |
if (!gconfig) |
if (!gconfig) |
3711 |
grc = 1; |
grc = 1; |
3712 |
else |
else |
3729 |
erc = checkForExtLinux(lconfig); |
erc = checkForExtLinux(lconfig); |
3730 |
} |
} |
3731 |
|
|
3732 |
if (lrc == 1 || grc == 1) return 1; |
if (lrc == 1 || grc == 1 || gr2c == 1) return 1; |
3733 |
|
|
3734 |
if (lrc == 2) printf("lilo\n"); |
if (lrc == 2) printf("lilo\n"); |
3735 |
|
if (gr2c == 2) printf("grub2\n"); |
3736 |
if (grc == 2) printf("grub\n"); |
if (grc == 2) printf("grub\n"); |
3737 |
if (erc == 2) printf("extlinux\n"); |
if (erc == 2) printf("extlinux\n"); |
3738 |
|
|
3760 |
((rootspec != NULL) ? strlen(rootspec) : 0)); |
((rootspec != NULL) ? strlen(rootspec) : 0)); |
3761 |
|
|
3762 |
return 0; |
return 0; |
3763 |
|
|
3764 |
|
} else if (displayDefaultTitle) { |
3765 |
|
struct singleLine * line; |
3766 |
|
struct singleEntry * entry; |
3767 |
|
|
3768 |
|
if (config->defaultImage == -1) return 0; |
3769 |
|
entry = findEntryByIndex(config, config->defaultImage); |
3770 |
|
if (!entry) return 0; |
3771 |
|
|
3772 |
|
if (!configureGrub2) { |
3773 |
|
line = getLineByType(LT_TITLE, entry->lines); |
3774 |
|
if (!line) return 0; |
3775 |
|
printf("%s\n", line->elements[1].item); |
3776 |
|
|
3777 |
|
} else { |
3778 |
|
char * title; |
3779 |
|
|
3780 |
|
dbgPrintf("This is GRUB2, default title is embeded in menuentry\n"); |
3781 |
|
line = getLineByType(LT_MENUENTRY, entry->lines); |
3782 |
|
if (!line) return 0; |
3783 |
|
title = grub2ExtractTitle(line); |
3784 |
|
if (title) |
3785 |
|
printf("%s\n", title); |
3786 |
|
} |
3787 |
|
return 0; |
3788 |
|
|
3789 |
|
} else if (displayDefaultIndex) { |
3790 |
|
if (config->defaultImage == -1) return 0; |
3791 |
|
printf("%i\n", config->defaultImage); |
3792 |
|
|
3793 |
} else if (kernelInfo) |
} else if (kernelInfo) |
3794 |
return displayInfo(config, kernelInfo, bootPrefix); |
return displayInfo(config, kernelInfo, bootPrefix); |
3795 |
|
|
3822 |
} |
} |
3823 |
|
|
3824 |
if (!outputFile) |
if (!outputFile) |
3825 |
outputFile = grubConfig; |
outputFile = (char *)grubConfig; |
3826 |
|
|
3827 |
return writeConfig(config, outputFile, bootPrefix); |
return writeConfig(config, outputFile, bootPrefix); |
3828 |
} |
} |