--- trunk/grubby/grubby.c 2012/07/02 13:12:32 1854 +++ tags/grubby-8_21/grubby.c 2013/02/20 14:30:04 2062 @@ -56,6 +56,8 @@ #define NOOP_OPCODE 0x90 #define JMP_SHORT_OPCODE 0xeb +int isEfi = 0; + /* comments get lumped in with indention */ struct lineElement { char * item; @@ -82,7 +84,9 @@ LT_MENUENTRY = 1 << 17, LT_ENTRY_END = 1 << 18, LT_SET_VARIABLE = 1 << 19, - LT_UNKNOWN = 1 << 20, + LT_KERNEL_EFI = 1 << 20, + LT_INITRD_EFI = 1 << 21, + LT_UNKNOWN = 1 << 22, }; struct singleLine { @@ -134,6 +138,7 @@ findConfigFunc findConfig; writeLineFunc writeLine; struct keywordTypes * keywords; + int caseInsensitive; int defaultIsIndex; int defaultIsVariable; int defaultSupportSaved; @@ -205,7 +210,9 @@ { "default", LT_DEFAULT, ' ' }, { "fallback", LT_FALLBACK, ' ' }, { "linux", LT_KERNEL, ' ' }, + { "linuxefi", LT_KERNEL_EFI, ' ' }, { "initrd", LT_INITRD, ' ', ' ' }, + { "initrdefi", LT_INITRD_EFI, ' ', ' ' }, { "module", LT_MBMODULE, ' ' }, { "kernel", LT_HYPER, ' ' }, { NULL, 0, 0 }, @@ -271,6 +278,14 @@ return 0; } +static int iskernel(enum lineType_e type) { + return (type == LT_KERNEL || type == LT_KERNEL_EFI); +} + +static int isinitrd(enum lineType_e type) { + return (type == LT_INITRD || type == LT_INITRD_EFI); +} + char *grub2ExtractTitle(struct singleLine * line) { char * current; char * current_indent; @@ -482,6 +497,7 @@ struct configFileInfo extlinuxConfigType = { .defaultConfig = "/boot/extlinux/extlinux.conf", .keywords = extlinuxKeywords, + .caseInsensitive = 1, .entryStart = LT_TITLE, .needsBootPrefix = 1, .maxTitleLength = 255, @@ -570,6 +586,21 @@ return buf; } +static enum lineType_e preferredLineType(enum lineType_e type, + struct configFileInfo *cfi) { + if (isEfi && cfi == &grub2ConfigType) { + switch (type) { + case LT_KERNEL: + return LT_KERNEL_EFI; + case LT_INITRD: + return LT_INITRD_EFI; + default: + return type; + } + } + return type; +} + static struct keywordTypes * getKeywordByType(enum lineType_e type, struct configFileInfo * cfi) { for (struct keywordTypes *kw = cfi->keywords; kw->key; kw++) { @@ -603,8 +634,13 @@ static enum lineType_e getTypeByKeyword(char * keyword, struct configFileInfo * cfi) { for (struct keywordTypes *kw = cfi->keywords; kw->key; kw++) { - if (!strcmp(keyword, kw->key)) - return kw->type; + if (cfi->caseInsensitive) { + if (!strcasecmp(keyword, kw->key)) + return kw->type; + } else { + if (!strcmp(keyword, kw->key)) + return kw->type; + } } return LT_UNKNOWN; } @@ -994,7 +1030,7 @@ cfg->flags &= ~GRUB_CONFIG_NO_DEFAULT; defaultLine = line; - } else if (line->type == LT_KERNEL) { + } else if (iskernel(line->type)) { /* if by some freak chance this is multiboot and the "module" * lines came earlier in the template, make sure to use LT_HYPER * instead of LT_KERNEL now @@ -1011,7 +1047,7 @@ for (struct singleLine *l = entry->lines; l; l = l->next) { if (l->type == LT_HYPER) break; - else if (l->type == LT_KERNEL) { + else if (iskernel(l->type)) { l->type = LT_HYPER; break; } @@ -1310,7 +1346,8 @@ /* most likely the symlink is relative, so change our directory to the dir of the symlink */ - rc = chdir(dirname(outName)); + char *dir = strdupa(outName); + rc = chdir(dirname(dir)); do { buf = alloca(len + 1); rc = readlink(basename(outName), buf, len); @@ -1564,7 +1601,7 @@ return 0; } - line = getLineByType(LT_KERNEL|LT_HYPER, entry->lines); + line = getLineByType(LT_KERNEL|LT_HYPER|LT_KERNEL_EFI, entry->lines); if (!line) { notSuitablePrintf(entry, "no line found\n"); return 0; @@ -1694,7 +1731,7 @@ entry = findEntryByIndex(config, indexVars[i]); if (!entry) return NULL; - line = getLineByType(LT_KERNEL|LT_HYPER, entry->lines); + line = getLineByType(LT_KERNEL|LT_HYPER|LT_KERNEL_EFI, entry->lines); if (!line) return NULL; if (index) *index = indexVars[i]; @@ -1743,10 +1780,14 @@ /* check all the lines matching checkType */ for (line = entry->lines; line; line = line->next) { - line = getLineByType(entry->multiboot && checkType == LT_KERNEL ? - LT_KERNEL|LT_MBMODULE|LT_HYPER : - checkType, line); - if (!line) break; /* not found in this entry */ + enum lineType_e ct = checkType; + if (entry->multiboot && checkType == LT_KERNEL) + ct = LT_KERNEL|LT_KERNEL_EFI|LT_MBMODULE|LT_HYPER; + else if (checkType & LT_KERNEL) + ct = checkType | LT_KERNEL_EFI; + line = getLineByType(ct, line); + if (!line) + break; /* not found in this entry */ if (line && line->type != LT_MENUENTRY && line->numElements >= 2) { @@ -1765,7 +1806,7 @@ * non-Linux boot entries (could find netbsd etc, though, which is * unfortunate) */ - if (line && getLineByType(LT_KERNEL|LT_HYPER, entry->lines)) + if (line && getLineByType(LT_KERNEL|LT_HYPER|LT_KERNEL_EFI, entry->lines)) break; /* found 'im! */ } @@ -1867,13 +1908,19 @@ void setDefaultImage(struct grubConfig * config, int hasNew, const char * defaultKernelPath, int newIsDefault, - const char * prefix, int flags) { + const char * prefix, int flags, int index) { struct singleEntry * entry, * entry2, * newDefault; int i, j; if (newIsDefault) { config->defaultImage = 0; return; + } else if ((index >= 0) && config->cfi->defaultIsIndex) { + if (findEntryByIndex(config, index)) + config->defaultImage = index; + else + config->defaultImage = -1; + return; } else if (defaultKernelPath) { i = 0; if (findEntryByPath(config, defaultKernelPath, prefix, &i)) { @@ -1948,7 +1995,7 @@ printf("index=%d\n", index); - line = getLineByType(LT_KERNEL|LT_HYPER, entry->lines); + line = getLineByType(LT_KERNEL|LT_HYPER|LT_KERNEL_EFI, entry->lines); if (!line) { printf("non linux entry\n"); return; @@ -2013,7 +2060,7 @@ printf("root=%s\n", s); } - line = getLineByType(LT_INITRD, entry->lines); + line = getLineByType(LT_INITRD|LT_INITRD_EFI, entry->lines); if (line && line->numElements >= 2) { if (!strncmp(prefix, line->elements[1].item, strlen(prefix))) @@ -2414,6 +2461,13 @@ { struct singleLine * newLine = lineDup(tmplLine); + if (isEfi && cfi == &grub2ConfigType) { + enum lineType_e old = newLine->type; + newLine->type = preferredLineType(newLine->type, cfi); + if (old != newLine->type) + newLine->elements[0].item = getKeyByType(newLine->type, cfi); + } + if (val) { /* override the inherited value with our own. * This is a little weak because it only applies to elements[1] @@ -2423,7 +2477,7 @@ insertElement(newLine, val, 1, cfi); /* but try to keep the rootspec from the template... sigh */ - if (tmplLine->type & (LT_HYPER|LT_KERNEL|LT_MBMODULE|LT_INITRD)) { + if (tmplLine->type & (LT_HYPER|LT_KERNEL|LT_MBMODULE|LT_INITRD|LT_KERNEL_EFI|LT_INITRD_EFI)) { char * rootspec = getRootSpecifier(tmplLine->elements[1].item); if (rootspec != NULL) { free(newLine->elements[1].item); @@ -2460,7 +2514,6 @@ /* NB: This function shouldn't allocate items on the heap, rather on the * stack since it calls addLineTmpl which will make copies. */ - if (type == LT_TITLE && cfi->titleBracketed) { /* we're doing a bracketed title (zipl) */ tmpl.type = type; @@ -2794,7 +2847,7 @@ firstElement = 2; } else { - line = getLineByType(LT_KERNEL|LT_MBMODULE, entry->lines); + line = getLineByType(LT_KERNEL|LT_MBMODULE|LT_KERNEL_EFI, entry->lines); if (!line) { /* no LT_KERNEL or LT_MBMODULE in this entry? */ continue; @@ -2959,10 +3012,10 @@ if (!image) return 0; for (; (entry = findEntryByPath(cfg, image, prefix, &index)); index++) { - kernelLine = getLineByType(LT_KERNEL, entry->lines); + kernelLine = getLineByType(LT_KERNEL|LT_KERNEL_EFI, entry->lines); if (!kernelLine) continue; - line = getLineByType(LT_INITRD, entry->lines); + line = getLineByType(LT_INITRD|LT_INITRD_EFI, entry->lines); if (line) removeLine(entry, line); if (prefix) { @@ -2973,7 +3026,8 @@ endLine = getLineByType(LT_ENTRY_END, entry->lines); if (endLine) removeLine(entry, endLine); - line = addLine(entry, cfg->cfi, LT_INITRD, kernelLine->indent, initrd); + line = addLine(entry, cfg->cfi, preferredLineType(LT_INITRD, cfg->cfi), + kernelLine->indent, initrd); if (!line) return 1; if (endLine) { @@ -3386,8 +3440,7 @@ while (*chptr && isspace(*chptr)) chptr++; if (*chptr == '#') continue; - if (tmplLine->type == LT_KERNEL && - tmplLine->numElements >= 2) { + if (iskernel(tmplLine->type) && tmplLine->numElements >= 2) { if (!template->multiboot && (needs & NEED_MB)) { /* it's not a multiboot template and this is the kernel * line. Try to be intelligent about inserting the @@ -3464,30 +3517,32 @@ /* template is multi but new is not, * insert the kernel in the first module slot */ - tmplLine->type = LT_KERNEL; + tmplLine->type = preferredLineType(LT_KERNEL, config->cfi); free(tmplLine->elements[0].item); tmplLine->elements[0].item = - strdup(getKeywordByType(LT_KERNEL, config->cfi)->key); + strdup(getKeywordByType(tmplLine->type, + config->cfi)->key); newLine = addLineTmpl(new, tmplLine, newLine, - newKernelPath + strlen(prefix), config->cfi); + newKernelPath + strlen(prefix), + config->cfi); needs &= ~NEED_KERNEL; } else if (needs & NEED_INITRD) { char *initrdVal; /* template is multi but new is not, * insert the initrd in the second module slot */ - tmplLine->type = LT_INITRD; + tmplLine->type = preferredLineType(LT_INITRD, config->cfi); free(tmplLine->elements[0].item); tmplLine->elements[0].item = - strdup(getKeywordByType(LT_INITRD, config->cfi)->key); + strdup(getKeywordByType(tmplLine->type, + config->cfi)->key); initrdVal = getInitrdVal(config, prefix, tmplLine, newKernelInitrd, extraInitrds, extraInitrdCount); newLine = addLineTmpl(new, tmplLine, newLine, initrdVal, config->cfi); free(initrdVal); needs &= ~NEED_INITRD; } - } else if (tmplLine->type == LT_INITRD && - tmplLine->numElements >= 2) { + } else if (isinitrd(tmplLine->type) && tmplLine->numElements >= 2) { if (needs & NEED_INITRD && new->multiboot && !template->multiboot && config->cfi->mbInitRdIsModule) { @@ -3541,7 +3596,8 @@ static const char *prefix = "'Loading "; if (tmplLine->numElements > 1 && strstr(tmplLine->elements[1].item, prefix) && - masterLine->next && masterLine->next->type == LT_KERNEL) { + masterLine->next && + iskernel(masterLine->next->type)) { char *newTitle = malloc(strlen(prefix) + strlen(newKernelTitle) + 2); @@ -3568,10 +3624,12 @@ */ switch (config->cfi->entryStart) { case LT_KERNEL: + case LT_KERNEL_EFI: if (new->multiboot && config->cfi->mbHyperFirst) { /* fall through to LT_HYPER */ } else { - newLine = addLine(new, config->cfi, LT_KERNEL, + newLine = addLine(new, config->cfi, + preferredLineType(LT_KERNEL, config->cfi), config->primaryIndent, newKernelPath + strlen(prefix)); needs &= ~NEED_KERNEL; @@ -3647,8 +3705,9 @@ if (needs & NEED_KERNEL) { newLine = addLine(new, config->cfi, (new->multiboot && getKeywordByType(LT_MBMODULE, - config->cfi)) ? - LT_MBMODULE : LT_KERNEL, + config->cfi)) + ? LT_MBMODULE + : preferredLineType(LT_KERNEL, config->cfi), config->secondaryIndent, newKernelPath + strlen(prefix)); needs &= ~NEED_KERNEL; @@ -3664,8 +3723,9 @@ initrdVal = getInitrdVal(config, prefix, NULL, newKernelInitrd, extraInitrds, extraInitrdCount); newLine = addLine(new, config->cfi, (new->multiboot && getKeywordByType(LT_MBMODULE, - config->cfi)) ? - LT_MBMODULE : LT_INITRD, + config->cfi)) + ? LT_MBMODULE + : preferredLineType(LT_INITRD, config->cfi), config->secondaryIndent, initrdVal); free(initrdVal); @@ -3697,7 +3757,7 @@ memset(array, '\0', sizeof (array)); size = backtrace(array, 40); - fprintf(stderr, "grubby recieved SIGSEGV! Backtrace (%ld):\n", + fprintf(stderr, "grubby received SIGSEGV! Backtrace (%ld):\n", (unsigned long)size); backtrace_symbols_fd(array, size, STDERR_FILENO); exit(1); @@ -3740,6 +3800,7 @@ int displayDefault = 0; int displayDefaultIndex = 0; int displayDefaultTitle = 0; + int defaultIndex = -1; struct poptOption options[] = { { "add-kernel", 0, POPT_ARG_STRING, &newKernelPath, 0, _("add an entry for the specified kernel"), _("kernel-path") }, @@ -3780,6 +3841,8 @@ _("display the title of the default kernel") }, { "elilo", 0, POPT_ARG_NONE, &configureELilo, 0, _("configure elilo bootloader") }, + { "efi", 0, POPT_ARG_NONE, &isEfi, 0, + _("force grub2 stanzas to use efi") }, { "extlinux", 0, POPT_ARG_NONE, &configureExtLinux, 0, _("configure extlinux bootloader (from syslinux)") }, { "grub", 0, POPT_ARG_NONE, &configureGrub, 0, @@ -3792,7 +3855,7 @@ { "initrd", 0, POPT_ARG_STRING, &newKernelInitrd, 0, _("initrd image for the new kernel"), _("initrd-path") }, { "extra-initrd", 'i', POPT_ARG_STRING, NULL, 'i', - _("auxilliary initrd image for things other than the new kernel"), _("initrd-path") }, + _("auxiliary initrd image for things other than the new kernel"), _("initrd-path") }, { "lilo", 0, POPT_ARG_NONE, &configureLilo, 0, _("configure lilo bootloader") }, { "make-default", 0, 0, &makeDefault, 0, @@ -3812,6 +3875,9 @@ { "set-default", 0, POPT_ARG_STRING, &defaultKernel, 0, _("make the first entry referencing the specified kernel " "the default"), _("kernel-path") }, + { "set-default-index", 0, POPT_ARG_INT, &defaultIndex, 0, + _("make the given entry index the default entry"), + _("entry-index") }, { "silo", 0, POPT_ARG_NONE, &configureSilo, 0, _("configure silo bootloader") }, { "title", 0, POPT_ARG_STRING, &newKernelTitle, 0, @@ -3920,8 +3986,9 @@ } if (bootloaderProbe && (displayDefault || kernelInfo || newKernelVersion || - newKernelPath || removeKernelPath || makeDefault || - defaultKernel || displayDefaultIndex || displayDefaultTitle)) { + newKernelPath || removeKernelPath || makeDefault || + defaultKernel || displayDefaultIndex || displayDefaultTitle || + (defaultIndex >= 0))) { fprintf(stderr, _("grubby: --bootloader-probe may not be used with " "specified option")); return 1; @@ -3963,6 +4030,11 @@ makeDefault = 1; defaultKernel = NULL; } + else if (defaultKernel && (defaultIndex >= 0)) { + fprintf(stderr, _("grubby: --set-default and --set-default-index " + "may not be used together\n")); + return 1; + } if (grubConfig && !strcmp(grubConfig, "-") && !outputFile) { fprintf(stderr, _("grubby: output file must be specified if stdin " @@ -3971,8 +4043,9 @@ } if (!removeKernelPath && !newKernelPath && !displayDefault && !defaultKernel - && !kernelInfo && !bootloaderProbe && !updateKernelPath - && !removeMBKernel && !displayDefaultIndex && !displayDefaultTitle) { + && !kernelInfo && !bootloaderProbe && !updateKernelPath + && !removeMBKernel && !displayDefaultIndex && !displayDefaultTitle + && (defaultIndex == -1)) { fprintf(stderr, _("grubby: no action specified\n")); return 1; } @@ -4052,11 +4125,11 @@ if (!yconfig) yrc = 1; else - yrc = checkForYaboot(lconfig); + yrc = checkForYaboot(yconfig); } if (lrc == 1 || grc == 1 || gr2c == 1 || extrc == 1 || yrc == 1 || - erc == 1) + erc == 1) return 1; if (lrc == 2) printf("lilo\n"); @@ -4082,7 +4155,7 @@ if (!entry) return 0; if (!suitableImage(entry, bootPrefix, 0, flags)) return 0; - line = getLineByType(LT_KERNEL|LT_HYPER, entry->lines); + line = getLineByType(LT_KERNEL|LT_HYPER|LT_KERNEL_EFI, entry->lines); if (!line) return 0; rootspec = getRootSpecifier(line->elements[1].item); @@ -4131,7 +4204,7 @@ markRemovedImage(config, removeKernelPath, bootPrefix); markRemovedImage(config, removeMBKernel, bootPrefix); setDefaultImage(config, newKernelPath != NULL, defaultKernel, makeDefault, - bootPrefix, flags); + bootPrefix, flags, defaultIndex); setFallbackImage(config, newKernelPath != NULL); if (updateImage(config, updateKernelPath, bootPrefix, newKernelArgs, removeArgs, newMBKernelArgs, removeMBKernelArgs)) return 1;