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Diff of /trunk/grubby/grubby.c

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revision 2236 by niro, Mon Oct 21 13:19:07 2013 UTC revision 2709 by niro, Wed Jul 16 10:57:06 2014 UTC
# Line 60  int debug = 0; /* Currently just for tem Line 60  int debug = 0; /* Currently just for tem
60    
61  int isEfi = 0;  int isEfi = 0;
62    
63    #if defined(__aarch64__)
64    #define isEfiOnly 1
65    #else
66    #define isEfiOnly 0
67    #endif
68    
69  char *saved_command_line = NULL;  char *saved_command_line = NULL;
70    
71  /* comments get lumped in with indention */  /* comments get lumped in with indention */
# Line 90  enum lineType_e { Line 96  enum lineType_e {
96      LT_SET_VARIABLE = 1 << 19,      LT_SET_VARIABLE = 1 << 19,
97      LT_KERNEL_EFI   = 1 << 20,      LT_KERNEL_EFI   = 1 << 20,
98      LT_INITRD_EFI   = 1 << 21,      LT_INITRD_EFI   = 1 << 21,
99      LT_UNKNOWN      = 1 << 22,      LT_KERNEL_16    = 1 << 22,
100        LT_INITRD_16    = 1 << 23,
101        LT_DEVTREE      = 1 << 24,
102        LT_UNKNOWN      = 1 << 25,
103  };  };
104    
105  struct singleLine {  struct singleLine {
# Line 119  struct singleEntry { Line 128  struct singleEntry {
128  #define NEED_ARGS    (1 << 3)  #define NEED_ARGS    (1 << 3)
129  #define NEED_MB      (1 << 4)  #define NEED_MB      (1 << 4)
130  #define NEED_END     (1 << 5)  #define NEED_END     (1 << 5)
131    #define NEED_DEVTREE (1 << 6)
132    
133  #define MAIN_DEFAULT    (1 << 0)  #define MAIN_DEFAULT    (1 << 0)
134  #define DEFAULT_SAVED       -2  #define DEFAULT_SAVED       -2
# Line 136  struct configFileInfo; Line 146  struct configFileInfo;
146  typedef const char *(*findConfigFunc)(struct configFileInfo *);  typedef const char *(*findConfigFunc)(struct configFileInfo *);
147  typedef const int (*writeLineFunc)(struct configFileInfo *,  typedef const int (*writeLineFunc)(struct configFileInfo *,
148   struct singleLine *line);   struct singleLine *line);
149    typedef char *(*getEnvFunc)(struct configFileInfo *, char *name);
150    typedef int (*setEnvFunc)(struct configFileInfo *, char *name, char *value);
151    
152  struct configFileInfo {  struct configFileInfo {
153      char * defaultConfig;      char * defaultConfig;
154      findConfigFunc findConfig;      findConfigFunc findConfig;
155      writeLineFunc writeLine;      writeLineFunc writeLine;
156        getEnvFunc getEnv;
157        setEnvFunc setEnv;
158      struct keywordTypes * keywords;      struct keywordTypes * keywords;
159      int caseInsensitive;      int caseInsensitive;
160      int defaultIsIndex;      int defaultIsIndex;
161      int defaultIsVariable;      int defaultIsVariable;
162      int defaultSupportSaved;      int defaultSupportSaved;
163        int defaultIsSaved;
164        int defaultIsUnquoted;
165      enum lineType_e entryStart;      enum lineType_e entryStart;
166      enum lineType_e entryEnd;      enum lineType_e entryEnd;
167      int needsBootPrefix;      int needsBootPrefix;
# Line 157  struct configFileInfo { Line 173  struct configFileInfo {
173      int mbInitRdIsModule;      int mbInitRdIsModule;
174      int mbConcatArgs;      int mbConcatArgs;
175      int mbAllowExtraInitRds;      int mbAllowExtraInitRds;
176        char *envFile;
177  };  };
178    
179  struct keywordTypes grubKeywords[] = {  struct keywordTypes grubKeywords[] = {
# Line 176  const char *grubFindConfig(struct config Line 193  const char *grubFindConfig(struct config
193   "/boot/grub/grub.conf",   "/boot/grub/grub.conf",
194   "/boot/grub/menu.lst",   "/boot/grub/menu.lst",
195   "/etc/grub.conf",   "/etc/grub.conf",
196     "/boot/grub2/grub.cfg",
197     "/boot/grub2-efi/grub.cfg",
198   NULL   NULL
199      };      };
200      static int i = -1;      static int i = -1;
# Line 215  struct keywordTypes grub2Keywords[] = { Line 234  struct keywordTypes grub2Keywords[] = {
234      { "fallback",   LT_FALLBACK,    ' ' },      { "fallback",   LT_FALLBACK,    ' ' },
235      { "linux",      LT_KERNEL,      ' ' },      { "linux",      LT_KERNEL,      ' ' },
236      { "linuxefi",   LT_KERNEL_EFI,  ' ' },      { "linuxefi",   LT_KERNEL_EFI,  ' ' },
237        { "linux16",    LT_KERNEL_16,   ' ' },
238      { "initrd",     LT_INITRD,      ' ', ' ' },      { "initrd",     LT_INITRD,      ' ', ' ' },
239      { "initrdefi",  LT_INITRD_EFI,  ' ', ' ' },      { "initrdefi",  LT_INITRD_EFI,  ' ', ' ' },
240        { "initrd16",   LT_INITRD_16,   ' ', ' ' },
241      { "module",     LT_MBMODULE,    ' ' },      { "module",     LT_MBMODULE,    ' ' },
242      { "kernel",     LT_HYPER,       ' ' },      { "kernel",     LT_HYPER,       ' ' },
243        { "devicetree", LT_DEVTREE,  ' ' },
244      { NULL, 0, 0 },      { NULL, 0, 0 },
245  };  };
246    
# Line 230  const char *grub2FindConfig(struct confi Line 252  const char *grub2FindConfig(struct confi
252      };      };
253      static int i = -1;      static int i = -1;
254      static const char *grub_cfg = "/boot/grub/grub.cfg";      static const char *grub_cfg = "/boot/grub/grub.cfg";
255        int rc = -1;
256    
257      if (i == -1) {      if (i == -1) {
258   for (i = 0; configFiles[i] != NULL; i++) {   for (i = 0; configFiles[i] != NULL; i++) {
259      dbgPrintf("Checking \"%s\": ", configFiles[i]);      dbgPrintf("Checking \"%s\": ", configFiles[i]);
260      if (!access(configFiles[i], R_OK)) {      if ((rc = access(configFiles[i], R_OK))) {
261     if (errno == EACCES) {
262        printf("Unable to access bootloader configuration file "
263           "\"%s\": %m\n", configFiles[i]);
264        exit(1);
265     }
266     continue;
267        } else {
268   dbgPrintf("found\n");   dbgPrintf("found\n");
269   return configFiles[i];   return configFiles[i];
270      }      }
# Line 253  const char *grub2FindConfig(struct confi Line 283  const char *grub2FindConfig(struct confi
283      return configFiles[i];      return configFiles[i];
284  }  }
285    
286    /* kind of hacky.  It'll give the first 1024 bytes, ish. */
287    static char *grub2GetEnv(struct configFileInfo *info, char *name)
288    {
289        static char buf[1025];
290        char *s = NULL;
291        char *ret = NULL;
292        char *envFile = info->envFile ? info->envFile : "/boot/grub/grubenv";
293        int rc = asprintf(&s, "grub-editenv %s list | grep '^%s='", envFile, name);
294    
295        if (rc < 0)
296     return NULL;
297    
298        FILE *f = popen(s, "r");
299        if (!f)
300     goto out;
301    
302        memset(buf, '\0', sizeof (buf));
303        ret = fgets(buf, 1024, f);
304        pclose(f);
305    
306        if (ret) {
307     ret += strlen(name) + 1;
308     ret[strlen(ret) - 1] = '\0';
309        }
310        dbgPrintf("grub2GetEnv(%s): %s\n", name, ret);
311    out:
312        free(s);
313        return ret;
314    }
315    
316    static int sPopCount(const char *s, const char *c)
317    {
318        int ret = 0;
319        if (!s)
320     return -1;
321        for (int i = 0; s[i] != '\0'; i++)
322     for (int j = 0; c[j] != '\0'; j++)
323        if (s[i] == c[j])
324     ret++;
325        return ret;
326    }
327    
328    static char *shellEscape(const char *s)
329    {
330        int l = strlen(s) + sPopCount(s, "'") * 2;
331    
332        char *ret = calloc(l+1, sizeof (*ret));
333        if (!ret)
334     return NULL;
335        for (int i = 0, j = 0; s[i] != '\0'; i++, j++) {
336     if (s[i] == '\'')
337        ret[j++] = '\\';
338     ret[j] = s[i];
339        }
340        return ret;
341    }
342    
343    static void unquote(char *s)
344    {
345        int l = strlen(s);
346    
347        if ((s[l-1] == '\'' && s[0] == '\'') || (s[l-1] == '"' && s[0] == '"')) {
348     memmove(s, s+1, l-2);
349     s[l-2] = '\0';
350        }
351    }
352    
353    static int grub2SetEnv(struct configFileInfo *info, char *name, char *value)
354    {
355        char *s = NULL;
356        int rc = 0;
357        char *envFile = info->envFile ? info->envFile : "/boot/grub/grubenv";
358    
359        unquote(value);
360        value = shellEscape(value);
361        if (!value)
362        return -1;
363    
364        rc = asprintf(&s, "grub-editenv %s set '%s=%s'", envFile, name, value);
365        free(value);
366        if (rc <0)
367     return -1;
368    
369        dbgPrintf("grub2SetEnv(%s): %s\n", name, s);
370        rc = system(s);
371        free(s);
372        return rc;
373    }
374    
375    /* this is a gigantic hack to avoid clobbering grub2 variables... */
376    static int is_special_grub2_variable(const char *name)
377    {
378        if (!strcmp(name,"\"${next_entry}\""))
379     return 1;
380        if (!strcmp(name,"\"${prev_saved_entry}\""))
381     return 1;
382        return 0;
383    }
384    
385  int sizeOfSingleLine(struct singleLine * line) {  int sizeOfSingleLine(struct singleLine * line) {
386    int count = 0;    int count = 0;
387    
# Line 283  static int isquote(char q) Line 412  static int isquote(char q)
412  }  }
413    
414  static int iskernel(enum lineType_e type) {  static int iskernel(enum lineType_e type) {
415      return (type == LT_KERNEL || type == LT_KERNEL_EFI);      return (type == LT_KERNEL || type == LT_KERNEL_EFI || type == LT_KERNEL_16);
416  }  }
417    
418  static int isinitrd(enum lineType_e type) {  static int isinitrd(enum lineType_e type) {
419      return (type == LT_INITRD || type == LT_INITRD_EFI);      return (type == LT_INITRD || type == LT_INITRD_EFI || type == LT_INITRD_16);
420  }  }
421    
422  char *grub2ExtractTitle(struct singleLine * line) {  char *grub2ExtractTitle(struct singleLine * line) {
# Line 347  char *grub2ExtractTitle(struct singleLin Line 476  char *grub2ExtractTitle(struct singleLin
476    
477  struct configFileInfo grub2ConfigType = {  struct configFileInfo grub2ConfigType = {
478      .findConfig = grub2FindConfig,      .findConfig = grub2FindConfig,
479        .getEnv = grub2GetEnv,
480        .setEnv = grub2SetEnv,
481      .keywords = grub2Keywords,      .keywords = grub2Keywords,
482      .defaultIsIndex = 1,      .defaultIsIndex = 1,
483      .defaultSupportSaved = 1,      .defaultSupportSaved = 1,
# Line 506  struct configFileInfo extlinuxConfigType Line 637  struct configFileInfo extlinuxConfigType
637      .needsBootPrefix = 1,      .needsBootPrefix = 1,
638      .maxTitleLength = 255,      .maxTitleLength = 255,
639      .mbAllowExtraInitRds = 1,      .mbAllowExtraInitRds = 1,
640        .defaultIsUnquoted = 1,
641  };  };
642    
643  struct grubConfig {  struct grubConfig {
# Line 526  struct singleEntry * findEntryByIndex(st Line 658  struct singleEntry * findEntryByIndex(st
658  struct singleEntry * findEntryByPath(struct grubConfig * cfg,  struct singleEntry * findEntryByPath(struct grubConfig * cfg,
659       const char * path, const char * prefix,       const char * path, const char * prefix,
660       int * index);       int * index);
661    struct singleEntry * findEntryByTitle(struct grubConfig * cfg, char *title,
662          int * index);
663  static int readFile(int fd, char ** bufPtr);  static int readFile(int fd, char ** bufPtr);
664  static void lineInit(struct singleLine * line);  static void lineInit(struct singleLine * line);
665  struct singleLine * lineDup(struct singleLine * line);  struct singleLine * lineDup(struct singleLine * line);
# Line 595  static enum lineType_e preferredLineType Line 729  static enum lineType_e preferredLineType
729      if (isEfi && cfi == &grub2ConfigType) {      if (isEfi && cfi == &grub2ConfigType) {
730   switch (type) {   switch (type) {
731   case LT_KERNEL:   case LT_KERNEL:
732      return LT_KERNEL_EFI;      return isEfiOnly ? LT_KERNEL : LT_KERNEL_EFI;
733     case LT_INITRD:
734        return isEfiOnly ? LT_INITRD : LT_INITRD_EFI;
735     default:
736        return type;
737     }
738    #if defined(__i386__) || defined(__x86_64__)
739        } else if (cfi == &grub2ConfigType) {
740     switch (type) {
741     case LT_KERNEL:
742        return LT_KERNEL_16;
743   case LT_INITRD:   case LT_INITRD:
744      return LT_INITRD_EFI;      return LT_INITRD_16;
745   default:   default:
746      return type;      return type;
747   }   }
748    #endif
749      }      }
750      return type;      return type;
751  }  }
# Line 683  static int isEntryStart(struct singleLin Line 828  static int isEntryStart(struct singleLin
828  /* extract the title from within brackets (for zipl) */  /* extract the title from within brackets (for zipl) */
829  static char * extractTitle(struct singleLine * line) {  static char * extractTitle(struct singleLine * line) {
830      /* bracketed title... let's extract it (leaks a byte) */      /* bracketed title... let's extract it (leaks a byte) */
831      char * title;      char * title = NULL;
832      title = strdup(line->elements[0].item);      if (line->type == LT_TITLE) {
833      title++;   title = strdup(line->elements[0].item);
834      *(title + strlen(title) - 1) = '\0';   title++;
835     *(title + strlen(title) - 1) = '\0';
836        } else if (line->type == LT_MENUENTRY)
837     title = strdup(line->elements[1].item);
838        else
839     return NULL;
840      return title;      return title;
841  }  }
842    
# Line 944  static int getNextLine(char ** bufPtr, s Line 1094  static int getNextLine(char ** bufPtr, s
1094      return 0;      return 0;
1095  }  }
1096    
1097    static int isnumber(const char *s)
1098    {
1099        int i;
1100        for (i = 0; s[i] != '\0'; i++)
1101     if (s[i] < '0' || s[i] > '9')
1102        return 0;
1103        return i;
1104    }
1105    
1106  static struct grubConfig * readConfig(const char * inName,  static struct grubConfig * readConfig(const char * inName,
1107        struct configFileInfo * cfi) {        struct configFileInfo * cfi) {
1108      int in;      int in;
# Line 958  static struct grubConfig * readConfig(co Line 1117  static struct grubConfig * readConfig(co
1117      int len;      int len;
1118      char * buf;      char * buf;
1119    
1120      if (!strcmp(inName, "-")) {      if (inName == NULL) {
1121            printf("Could not find bootloader configuration\n");
1122            exit(1);
1123        } else if (!strcmp(inName, "-")) {
1124   in = 0;   in = 0;
1125      } else {      } else {
1126   if ((in = open(inName, O_RDONLY)) < 0) {   if ((in = open(inName, O_RDONLY)) < 0) {
# Line 1025  static struct grubConfig * readConfig(co Line 1187  static struct grubConfig * readConfig(co
1187      dbgPrintf("\n");      dbgPrintf("\n");
1188      struct keywordTypes *kwType = getKeywordByType(LT_DEFAULT, cfi);      struct keywordTypes *kwType = getKeywordByType(LT_DEFAULT, cfi);
1189      if (kwType && line->numElements == 3 &&      if (kwType && line->numElements == 3 &&
1190      !strcmp(line->elements[1].item, kwType->key)) {      !strcmp(line->elements[1].item, kwType->key) &&
1191        !is_special_grub2_variable(line->elements[2].item)) {
1192   dbgPrintf("Line sets default config\n");   dbgPrintf("Line sets default config\n");
1193   cfg->flags &= ~GRUB_CONFIG_NO_DEFAULT;   cfg->flags &= ~GRUB_CONFIG_NO_DEFAULT;
1194   defaultLine = line;   defaultLine = line;
1195      }      }
  } else if (line->type == LT_DEFAULT && line->numElements == 2) {  
     cfg->flags &= ~GRUB_CONFIG_NO_DEFAULT;  
     defaultLine = line;  
1196    
1197          } else if (iskernel(line->type)) {          } else if (iskernel(line->type)) {
1198      /* if by some freak chance this is multiboot and the "module"      /* if by some freak chance this is multiboot and the "module"
1199       * lines came earlier in the template, make sure to use LT_HYPER       * lines came earlier in the template, make sure to use LT_HYPER
1200       * instead of LT_KERNEL now       * instead of LT_KERNEL now
1201       */       */
1202      if (entry->multiboot)      if (entry && entry->multiboot)
1203   line->type = LT_HYPER;   line->type = LT_HYPER;
1204    
1205          } else if (line->type == LT_MBMODULE) {          } else if (line->type == LT_MBMODULE) {
# Line 1065  static struct grubConfig * readConfig(co Line 1225  static struct grubConfig * readConfig(co
1225      cfg->fallbackImage = strtol(line->elements[1].item, &end, 10);      cfg->fallbackImage = strtol(line->elements[1].item, &end, 10);
1226      if (*end) cfg->fallbackImage = -1;      if (*end) cfg->fallbackImage = -1;
1227    
1228   } else if (line->type == LT_TITLE && line->numElements > 1) {   } else if ((line->type == LT_DEFAULT && cfi->defaultIsUnquoted) ||
1229      /* make the title a single argument (undoing our parsing) */                  (line->type == LT_TITLE && line->numElements > 1)) {
1230        /* make the title/default a single argument (undoing our parsing) */
1231      len = 0;      len = 0;
1232      for (int i = 1; i < line->numElements; i++) {      for (int i = 1; i < line->numElements; i++) {
1233   len += strlen(line->elements[i].item);   len += strlen(line->elements[i].item);
# Line 1173  static struct grubConfig * readConfig(co Line 1334  static struct grubConfig * readConfig(co
1334      }      }
1335   }   }
1336    
1337     if (line->type == LT_DEFAULT && line->numElements == 2) {
1338        cfg->flags &= ~GRUB_CONFIG_NO_DEFAULT;
1339        defaultLine = line;
1340     }
1341    
1342   /* If we find a generic config option which should live at the   /* If we find a generic config option which should live at the
1343     top of the file, move it there. Old versions of grubby were     top of the file, move it there. Old versions of grubby were
1344     probably responsible for putting new images in the wrong     probably responsible for putting new images in the wrong
# Line 1230  static struct grubConfig * readConfig(co Line 1396  static struct grubConfig * readConfig(co
1396          if (defaultLine->numElements > 2 &&          if (defaultLine->numElements > 2 &&
1397      cfi->defaultSupportSaved &&      cfi->defaultSupportSaved &&
1398      !strncmp(defaultLine->elements[2].item,"\"${saved_entry}\"", 16)) {      !strncmp(defaultLine->elements[2].item,"\"${saved_entry}\"", 16)) {
1399      cfg->defaultImage = DEFAULT_SAVED_GRUB2;   cfg->cfi->defaultIsSaved = 1;
1400     cfg->defaultImage = DEFAULT_SAVED_GRUB2;
1401     if (cfg->cfi->getEnv) {
1402        char *defTitle = cfi->getEnv(cfg->cfi, "saved_entry");
1403        if (defTitle) {
1404     int index = 0;
1405     if (isnumber(defTitle)) {
1406        index = atoi(defTitle);
1407        entry = findEntryByIndex(cfg, index);
1408     } else {
1409        entry = findEntryByTitle(cfg, defTitle, &index);
1410     }
1411     if (entry)
1412        cfg->defaultImage = index;
1413        }
1414     }
1415   } else if (cfi->defaultIsVariable) {   } else if (cfi->defaultIsVariable) {
1416      char *value = defaultLine->elements[2].item;      char *value = defaultLine->elements[2].item;
1417      while (*value && (*value == '"' || *value == '\'' ||      while (*value && (*value == '"' || *value == '\'' ||
# Line 1271  static struct grubConfig * readConfig(co Line 1452  static struct grubConfig * readConfig(co
1452          cfg->defaultImage = -1;          cfg->defaultImage = -1;
1453      }      }
1454   }   }
1455        } else if (cfg->cfi->defaultIsSaved && cfg->cfi->getEnv) {
1456     char *defTitle = cfi->getEnv(cfg->cfi, "saved_entry");
1457     if (defTitle) {
1458        int index = 0;
1459        if (isnumber(defTitle)) {
1460     index = atoi(defTitle);
1461     entry = findEntryByIndex(cfg, index);
1462        } else {
1463     entry = findEntryByTitle(cfg, defTitle, &index);
1464        }
1465        if (entry)
1466     cfg->defaultImage = index;
1467     }
1468      } else {      } else {
1469          cfg->defaultImage = 0;          cfg->defaultImage = 0;
1470      }      }
# Line 1288  static void writeDefault(FILE * out, cha Line 1482  static void writeDefault(FILE * out, cha
1482    
1483      if (cfg->defaultImage == DEFAULT_SAVED)      if (cfg->defaultImage == DEFAULT_SAVED)
1484   fprintf(out, "%sdefault%ssaved\n", indent, separator);   fprintf(out, "%sdefault%ssaved\n", indent, separator);
1485      else if (cfg->defaultImage == DEFAULT_SAVED_GRUB2)      else if (cfg->cfi->defaultIsSaved) {
1486   fprintf(out, "%sset default=\"${saved_entry}\"\n", indent);   fprintf(out, "%sset default=\"${saved_entry}\"\n", indent);
1487      else if (cfg->defaultImage > -1) {   if (cfg->defaultImage >= 0 && cfg->cfi->setEnv) {
1488        char *title;
1489        entry = findEntryByIndex(cfg, cfg->defaultImage);
1490        line = getLineByType(LT_MENUENTRY, entry->lines);
1491        if (!line)
1492     line = getLineByType(LT_TITLE, entry->lines);
1493        if (line) {
1494     title = extractTitle(line);
1495     if (title)
1496        cfg->cfi->setEnv(cfg->cfi, "saved_entry", title);
1497        }
1498     }
1499        } else if (cfg->defaultImage > -1) {
1500   if (cfg->cfi->defaultIsIndex) {   if (cfg->cfi->defaultIsIndex) {
1501      if (cfg->cfi->defaultIsVariable) {      if (cfg->cfi->defaultIsVariable) {
1502          fprintf(out, "%sset default=\"%d\"\n", indent,          fprintf(out, "%sset default=\"%d\"\n", indent,
# Line 1393  static int writeConfig(struct grubConfig Line 1599  static int writeConfig(struct grubConfig
1599      while (line) {      while (line) {
1600          if (line->type == LT_SET_VARIABLE && defaultKw &&          if (line->type == LT_SET_VARIABLE && defaultKw &&
1601   line->numElements == 3 &&   line->numElements == 3 &&
1602   !strcmp(line->elements[1].item, defaultKw->key)) {   !strcmp(line->elements[1].item, defaultKw->key) &&
1603     !is_special_grub2_variable(line->elements[2].item)) {
1604      writeDefault(out, line->indent, line->elements[0].indent, cfg);      writeDefault(out, line->indent, line->elements[0].indent, cfg);
1605      needs &= ~MAIN_DEFAULT;      needs &= ~MAIN_DEFAULT;
1606   } else if (line->type == LT_DEFAULT) {   } else if (line->type == LT_DEFAULT) {
# Line 1629  int suitableImage(struct singleEntry * e Line 1836  int suitableImage(struct singleEntry * e
1836   return 0;   return 0;
1837      }      }
1838    
1839      line = getLineByType(LT_KERNEL|LT_HYPER|LT_KERNEL_EFI, entry->lines);      line = getLineByType(LT_KERNEL|LT_HYPER|LT_KERNEL_EFI|LT_KERNEL_16, entry->lines);
1840      if (!line) {      if (!line) {
1841   notSuitablePrintf(entry, 0, "no line found\n");   notSuitablePrintf(entry, 0, "no line found\n");
1842   return 0;   return 0;
# Line 1763  struct singleEntry * findEntryByPath(str Line 1970  struct singleEntry * findEntryByPath(str
1970   entry = findEntryByIndex(config, indexVars[i]);   entry = findEntryByIndex(config, indexVars[i]);
1971   if (!entry) return NULL;   if (!entry) return NULL;
1972    
1973   line = getLineByType(LT_KERNEL|LT_HYPER|LT_KERNEL_EFI, entry->lines);   line = getLineByType(LT_KERNEL|LT_HYPER|LT_KERNEL_EFI|LT_KERNEL_16, entry->lines);
1974   if (!line) return NULL;   if (!line) return NULL;
1975    
1976   if (index) *index = indexVars[i];   if (index) *index = indexVars[i];
# Line 1814  struct singleEntry * findEntryByPath(str Line 2021  struct singleEntry * findEntryByPath(str
2021      for (line = entry->lines; line; line = line->next) {      for (line = entry->lines; line; line = line->next) {
2022   enum lineType_e ct = checkType;   enum lineType_e ct = checkType;
2023   if (entry->multiboot && checkType == LT_KERNEL)   if (entry->multiboot && checkType == LT_KERNEL)
2024      ct = LT_KERNEL|LT_KERNEL_EFI|LT_MBMODULE|LT_HYPER;      ct = LT_KERNEL|LT_KERNEL_EFI|LT_MBMODULE|LT_HYPER|LT_KERNEL_16;
2025   else if (checkType & LT_KERNEL)   else if (checkType & LT_KERNEL)
2026      ct = checkType | LT_KERNEL_EFI;      ct = checkType | LT_KERNEL_EFI | LT_KERNEL_16;
2027   line = getLineByType(ct, line);   line = getLineByType(ct, line);
2028   if (!line)   if (!line)
2029      break;  /* not found in this entry */      break;  /* not found in this entry */
# Line 1838  struct singleEntry * findEntryByPath(str Line 2045  struct singleEntry * findEntryByPath(str
2045       * non-Linux boot entries (could find netbsd etc, though, which is       * non-Linux boot entries (could find netbsd etc, though, which is
2046       * unfortunate)       * unfortunate)
2047       */       */
2048      if (line && getLineByType(LT_KERNEL|LT_HYPER|LT_KERNEL_EFI, entry->lines))      if (line && getLineByType(LT_KERNEL|LT_HYPER|LT_KERNEL_EFI|LT_KERNEL_16, entry->lines))
2049   break; /* found 'im! */   break; /* found 'im! */
2050   }   }
2051    
# Line 1848  struct singleEntry * findEntryByPath(str Line 2055  struct singleEntry * findEntryByPath(str
2055      return entry;      return entry;
2056  }  }
2057    
2058    struct singleEntry * findEntryByTitle(struct grubConfig * cfg, char *title,
2059          int * index) {
2060        struct singleEntry * entry;
2061        struct singleLine * line;
2062        int i;
2063        char * newtitle;
2064    
2065        for (i = 0, entry = cfg->entries; entry; entry = entry->next, i++) {
2066     if (index && i < *index)
2067        continue;
2068     line = getLineByType(LT_TITLE, entry->lines);
2069     if (!line)
2070        line = getLineByType(LT_MENUENTRY, entry->lines);
2071     if (!line)
2072        continue;
2073     newtitle = grub2ExtractTitle(line);
2074     if (!newtitle)
2075        continue;
2076     if (!strcmp(title, newtitle))
2077        break;
2078        }
2079    
2080        if (!entry)
2081     return NULL;
2082    
2083        if (index)
2084     *index = i;
2085        return entry;
2086    }
2087    
2088  struct singleEntry * findEntryByIndex(struct grubConfig * cfg, int index) {  struct singleEntry * findEntryByIndex(struct grubConfig * cfg, int index) {
2089      struct singleEntry * entry;      struct singleEntry * entry;
2090    
# Line 1870  struct singleEntry * findTemplate(struct Line 2107  struct singleEntry * findTemplate(struct
2107      struct singleEntry * entry, * entry2;      struct singleEntry * entry, * entry2;
2108      int index;      int index;
2109    
2110      if (cfg->defaultImage > -1) {      if (cfg->cfi->defaultIsSaved) {
2111     if (cfg->cfi->getEnv) {
2112        char *defTitle = cfg->cfi->getEnv(cfg->cfi, "saved_entry");
2113        if (defTitle) {
2114     int index = 0;
2115     if (isnumber(defTitle)) {
2116        index = atoi(defTitle);
2117        entry = findEntryByIndex(cfg, index);
2118     } else {
2119        entry = findEntryByTitle(cfg, defTitle, &index);
2120     }
2121     if (entry)
2122        cfg->defaultImage = index;
2123        }
2124     }
2125        } else if (cfg->defaultImage > -1) {
2126   entry = findEntryByIndex(cfg, cfg->defaultImage);   entry = findEntryByIndex(cfg, cfg->defaultImage);
2127   if (entry && suitableImage(entry, prefix, skipRemoved, flags)) {   if (entry && suitableImage(entry, prefix, skipRemoved, flags)) {
2128      if (indexPtr) *indexPtr = cfg->defaultImage;      if (indexPtr) *indexPtr = cfg->defaultImage;
# Line 2024  void displayEntry(struct singleEntry * e Line 2276  void displayEntry(struct singleEntry * e
2276      struct singleLine * line;      struct singleLine * line;
2277      char * root = NULL;      char * root = NULL;
2278      int i;      int i;
2279        int j;
2280    
2281      printf("index=%d\n", index);      printf("index=%d\n", index);
2282    
2283      line = getLineByType(LT_KERNEL|LT_HYPER|LT_KERNEL_EFI, entry->lines);      line = getLineByType(LT_KERNEL|LT_HYPER|LT_KERNEL_EFI|LT_KERNEL_16, entry->lines);
2284      if (!line) {      if (!line) {
2285          printf("non linux entry\n");          printf("non linux entry\n");
2286          return;          return;
# Line 2092  void displayEntry(struct singleEntry * e Line 2345  void displayEntry(struct singleEntry * e
2345   printf("root=%s\n", s);   printf("root=%s\n", s);
2346      }      }
2347    
2348      line = getLineByType(LT_INITRD|LT_INITRD_EFI, entry->lines);      line = getLineByType(LT_INITRD|LT_INITRD_EFI|LT_INITRD_16, entry->lines);
2349    
2350      if (line && line->numElements >= 2) {      if (line && line->numElements >= 2) {
2351   if (!strncmp(prefix, line->elements[1].item, strlen(prefix)))   if (!strncmp(prefix, line->elements[1].item, strlen(prefix)))
# Line 2115  void displayEntry(struct singleEntry * e Line 2368  void displayEntry(struct singleEntry * e
2368   if (title)   if (title)
2369      printf("title=%s\n", title);      printf("title=%s\n", title);
2370      }      }
2371    
2372        for (j = 0, line = entry->lines; line; line = line->next) {
2373     if ((line->type & LT_MBMODULE) && line->numElements >= 2) {
2374        if (!strncmp(prefix, line->elements[1].item, strlen(prefix)))
2375     printf("mbmodule%d=", j);
2376        else
2377     printf("mbmodule%d=%s", j, prefix);
2378    
2379        for (i = 1; i < line->numElements; i++)
2380     printf("%s%s", line->elements[i].item, line->elements[i].indent);
2381        printf("\n");
2382        j++;
2383     }
2384        }
2385  }  }
2386    
2387  int isSuseSystem(void) {  int isSuseSystem(void) {
# Line 2509  struct singleLine * addLineTmpl(struct s Line 2776  struct singleLine * addLineTmpl(struct s
2776   insertElement(newLine, val, 1, cfi);   insertElement(newLine, val, 1, cfi);
2777    
2778   /* but try to keep the rootspec from the template... sigh */   /* but try to keep the rootspec from the template... sigh */
2779   if (tmplLine->type & (LT_HYPER|LT_KERNEL|LT_MBMODULE|LT_INITRD|LT_KERNEL_EFI|LT_INITRD_EFI)) {   if (tmplLine->type & (LT_HYPER|LT_KERNEL|LT_MBMODULE|LT_INITRD|LT_KERNEL_EFI|LT_INITRD_EFI|LT_KERNEL_16|LT_INITRD_16)) {
2780      char * rootspec = getRootSpecifier(tmplLine->elements[1].item);      char * rootspec = getRootSpecifier(tmplLine->elements[1].item);
2781      if (rootspec != NULL) {      if (rootspec != NULL) {
2782   free(newLine->elements[1].item);   free(newLine->elements[1].item);
# Line 2879  int updateActualImage(struct grubConfig Line 3146  int updateActualImage(struct grubConfig
3146      firstElement = 2;      firstElement = 2;
3147    
3148   } else {   } else {
3149      line = getLineByType(LT_KERNEL|LT_MBMODULE|LT_KERNEL_EFI, entry->lines);      line = getLineByType(LT_KERNEL|LT_MBMODULE|LT_KERNEL_EFI|LT_KERNEL_16, entry->lines);
3150      if (!line) {      if (!line) {
3151   /* no LT_KERNEL or LT_MBMODULE in this entry? */   /* no LT_KERNEL or LT_MBMODULE in this entry? */
3152   continue;   continue;
# Line 3035  int updateImage(struct grubConfig * cfg, Line 3302  int updateImage(struct grubConfig * cfg,
3302      return rc;      return rc;
3303  }  }
3304    
3305    int addMBInitrd(struct grubConfig * cfg, const char *newMBKernel,
3306     const char * image, const char * prefix, const char * initrd) {
3307        struct singleEntry * entry;
3308        struct singleLine * line, * kernelLine, *endLine = NULL;
3309        int index = 0;
3310    
3311        if (!image) return 0;
3312    
3313        for (; (entry = findEntryByPath(cfg, newMBKernel, prefix, &index)); index++) {
3314            kernelLine = getLineByType(LT_MBMODULE, entry->lines);
3315            if (!kernelLine) continue;
3316    
3317            if (prefix) {
3318                int prefixLen = strlen(prefix);
3319                if (!strncmp(initrd, prefix, prefixLen))
3320                    initrd += prefixLen;
3321            }
3322     endLine = getLineByType(LT_ENTRY_END, entry->lines);
3323     if (endLine)
3324        removeLine(entry, endLine);
3325            line = addLine(entry, cfg->cfi, preferredLineType(LT_MBMODULE,cfg->cfi),
3326     kernelLine->indent, initrd);
3327            if (!line)
3328        return 1;
3329     if (endLine) {
3330        line = addLine(entry, cfg->cfi, LT_ENTRY_END, "", NULL);
3331                if (!line)
3332     return 1;
3333     }
3334    
3335            break;
3336        }
3337    
3338        return 0;
3339    }
3340    
3341  int updateInitrd(struct grubConfig * cfg, const char * image,  int updateInitrd(struct grubConfig * cfg, const char * image,
3342                   const char * prefix, const char * initrd) {                   const char * prefix, const char * initrd) {
3343      struct singleEntry * entry;      struct singleEntry * entry;
# Line 3044  int updateInitrd(struct grubConfig * cfg Line 3347  int updateInitrd(struct grubConfig * cfg
3347      if (!image) return 0;      if (!image) return 0;
3348    
3349      for (; (entry = findEntryByPath(cfg, image, prefix, &index)); index++) {      for (; (entry = findEntryByPath(cfg, image, prefix, &index)); index++) {
3350          kernelLine = getLineByType(LT_KERNEL|LT_KERNEL_EFI, entry->lines);          kernelLine = getLineByType(LT_KERNEL|LT_KERNEL_EFI|LT_KERNEL_16, entry->lines);
3351          if (!kernelLine) continue;          if (!kernelLine) continue;
3352    
3353          line = getLineByType(LT_INITRD|LT_INITRD_EFI, entry->lines);          line = getLineByType(LT_INITRD|LT_INITRD_EFI|LT_INITRD_16, entry->lines);
3354          if (line)          if (line)
3355              removeLine(entry, line);              removeLine(entry, line);
3356          if (prefix) {          if (prefix) {
# Line 3058  int updateInitrd(struct grubConfig * cfg Line 3361  int updateInitrd(struct grubConfig * cfg
3361   endLine = getLineByType(LT_ENTRY_END, entry->lines);   endLine = getLineByType(LT_ENTRY_END, entry->lines);
3362   if (endLine)   if (endLine)
3363      removeLine(entry, endLine);      removeLine(entry, endLine);
3364          line = addLine(entry, cfg->cfi, preferredLineType(LT_INITRD, cfg->cfi),   enum lineType_e lt;
3365   kernelLine->indent, initrd);   switch(kernelLine->type) {
3366        case LT_KERNEL:
3367            lt = LT_INITRD;
3368     break;
3369        case LT_KERNEL_EFI:
3370            lt = LT_INITRD_EFI;
3371     break;
3372        case LT_KERNEL_16:
3373            lt = LT_INITRD_16;
3374     break;
3375        default:
3376            lt = preferredLineType(LT_INITRD, cfg->cfi);
3377     }
3378            line = addLine(entry, cfg->cfi, lt, kernelLine->indent, initrd);
3379          if (!line)          if (!line)
3380      return 1;      return 1;
3381   if (endLine) {   if (endLine) {
# Line 3418  int addNewKernel(struct grubConfig * con Line 3734  int addNewKernel(struct grubConfig * con
3734   const char * newKernelPath, const char * newKernelTitle,   const char * newKernelPath, const char * newKernelTitle,
3735   const char * newKernelArgs, const char * newKernelInitrd,   const char * newKernelArgs, const char * newKernelInitrd,
3736   const char ** extraInitrds, int extraInitrdCount,   const char ** extraInitrds, int extraInitrdCount,
3737                   const char * newMBKernel, const char * newMBKernelArgs) {                   const char * newMBKernel, const char * newMBKernelArgs,
3738     const char * newDevTreePath) {
3739      struct singleEntry * new;      struct singleEntry * new;
3740      struct singleLine * newLine = NULL, * tmplLine = NULL, * masterLine = NULL;      struct singleLine * newLine = NULL, * tmplLine = NULL, * masterLine = NULL;
3741      int needs;      int needs;
# Line 3459  int addNewKernel(struct grubConfig * con Line 3776  int addNewKernel(struct grubConfig * con
3776          needs |= NEED_MB;          needs |= NEED_MB;
3777          new->multiboot = 1;          new->multiboot = 1;
3778      }      }
3779        if (newDevTreePath && getKeywordByType(LT_DEVTREE, config->cfi))
3780     needs |= NEED_DEVTREE;
3781    
3782      if (template) {      if (template) {
3783   for (masterLine = template->lines;   for (masterLine = template->lines;
# Line 3644  int addNewKernel(struct grubConfig * con Line 3963  int addNewKernel(struct grubConfig * con
3963   newLine = addLineTmpl(new, tmplLine, newLine, NULL,   newLine = addLineTmpl(new, tmplLine, newLine, NULL,
3964   config->cfi);   config->cfi);
3965      }      }
3966        } else if (tmplLine->type == LT_DEVTREE &&
3967           tmplLine->numElements == 2 && newDevTreePath) {
3968            newLine = addLineTmpl(new, tmplLine, newLine,
3969          newDevTreePath + strlen(prefix),
3970          config->cfi);
3971     needs &= ~NEED_DEVTREE;
3972        } else if (tmplLine->type == LT_ENTRY_END && needs & NEED_DEVTREE) {
3973     const char *ndtp = newDevTreePath;
3974     if (!strncmp(newDevTreePath, prefix, strlen(prefix)))
3975        ndtp += strlen(prefix);
3976     newLine = addLine(new, config->cfi, LT_DEVTREE,
3977      config->secondaryIndent,
3978      ndtp);
3979     needs &= ~NEED_DEVTREE;
3980     newLine = addLineTmpl(new, tmplLine, newLine, NULL, config->cfi);
3981      } else {      } else {
3982   /* pass through other lines from the template */   /* pass through other lines from the template */
3983   newLine = addLineTmpl(new, tmplLine, newLine, NULL, config->cfi);   newLine = addLineTmpl(new, tmplLine, newLine, NULL, config->cfi);
# Line 3657  int addNewKernel(struct grubConfig * con Line 3991  int addNewKernel(struct grubConfig * con
3991   switch (config->cfi->entryStart) {   switch (config->cfi->entryStart) {
3992      case LT_KERNEL:      case LT_KERNEL:
3993      case LT_KERNEL_EFI:      case LT_KERNEL_EFI:
3994        case LT_KERNEL_16:
3995   if (new->multiboot && config->cfi->mbHyperFirst) {   if (new->multiboot && config->cfi->mbHyperFirst) {
3996      /* fall through to LT_HYPER */      /* fall through to LT_HYPER */
3997   } else {   } else {
# Line 3718  int addNewKernel(struct grubConfig * con Line 4053  int addNewKernel(struct grubConfig * con
4053   }   }
4054      }      }
4055    
4056        struct singleLine *endLine = NULL;
4057        endLine = getLineByType(LT_ENTRY_END, new->lines);
4058        if (endLine) {
4059        removeLine(new, endLine);
4060        needs |= NEED_END;
4061        }
4062    
4063      /* add the remainder of the lines, i.e. those that either      /* add the remainder of the lines, i.e. those that either
4064       * 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,
4065       * all the lines following the entryStart.       * all the lines following the entryStart.
# Line 3763  int addNewKernel(struct grubConfig * con Line 4105  int addNewKernel(struct grubConfig * con
4105   free(initrdVal);   free(initrdVal);
4106   needs &= ~NEED_INITRD;   needs &= ~NEED_INITRD;
4107      }      }
4108        if (needs & NEED_DEVTREE) {
4109     newLine = addLine(new, config->cfi, LT_DEVTREE,
4110      config->secondaryIndent,
4111      newDevTreePath);
4112     needs &= ~NEED_DEVTREE;
4113        }
4114    
4115        /* NEEDS_END must be last on bootloaders that need it... */
4116      if (needs & NEED_END) {      if (needs & NEED_END) {
4117   newLine = addLine(new, config->cfi, LT_ENTRY_END,   newLine = addLine(new, config->cfi, LT_ENTRY_END,
4118   config->secondaryIndent, NULL);   config->secondaryIndent, NULL);
# Line 3814  int main(int argc, const char ** argv) { Line 4164  int main(int argc, const char ** argv) {
4164      char * newKernelArgs = NULL;      char * newKernelArgs = NULL;
4165      char * newKernelInitrd = NULL;      char * newKernelInitrd = NULL;
4166      char * newKernelTitle = NULL;      char * newKernelTitle = NULL;
4167      char * newKernelVersion = NULL;      char * newDevTreePath = NULL;
4168      char * newMBKernel = NULL;      char * newMBKernel = NULL;
4169      char * newMBKernelArgs = NULL;      char * newMBKernelArgs = NULL;
4170      char * removeMBKernelArgs = NULL;      char * removeMBKernelArgs = NULL;
# Line 3824  int main(int argc, const char ** argv) { Line 4174  int main(int argc, const char ** argv) {
4174      char * removeArgs = NULL;      char * removeArgs = NULL;
4175      char * kernelInfo = NULL;      char * kernelInfo = NULL;
4176      char * extraInitrds[MAX_EXTRA_INITRDS] = { NULL };      char * extraInitrds[MAX_EXTRA_INITRDS] = { NULL };
4177        char * envPath = NULL;
4178      const char * chptr = NULL;      const char * chptr = NULL;
4179      struct configFileInfo * cfi = NULL;      struct configFileInfo * cfi = NULL;
4180      struct grubConfig * config;      struct grubConfig * config;
# Line 3871  int main(int argc, const char ** argv) { Line 4222  int main(int argc, const char ** argv) {
4222      _("display the index of the default kernel") },      _("display the index of the default kernel") },
4223   { "default-title", 0, 0, &displayDefaultTitle, 0,   { "default-title", 0, 0, &displayDefaultTitle, 0,
4224      _("display the title of the default kernel") },      _("display the title of the default kernel") },
4225     { "devtree", 0, POPT_ARG_STRING, &newDevTreePath, 0,
4226        _("device tree file for new stanza"), _("dtb-path") },
4227   { "elilo", 0, POPT_ARG_NONE, &configureELilo, 0,   { "elilo", 0, POPT_ARG_NONE, &configureELilo, 0,
4228      _("configure elilo bootloader") },      _("configure elilo bootloader") },
4229   { "efi", 0, POPT_ARG_NONE, &isEfi, 0,   { "efi", 0, POPT_ARG_NONE, &isEfi, 0,
4230      _("force grub2 stanzas to use efi") },      _("force grub2 stanzas to use efi") },
4231     { "env", 0, POPT_ARG_STRING, &envPath, 0,
4232        _("path for environment data"),
4233        _("path") },
4234   { "extlinux", 0, POPT_ARG_NONE, &configureExtLinux, 0,   { "extlinux", 0, POPT_ARG_NONE, &configureExtLinux, 0,
4235      _("configure extlinux bootloader (from syslinux)") },      _("configure extlinux bootloader (from syslinux)") },
4236   { "grub", 0, POPT_ARG_NONE, &configureGrub, 0,   { "grub", 0, POPT_ARG_NONE, &configureGrub, 0,
# Line 3988  int main(int argc, const char ** argv) { Line 4344  int main(int argc, const char ** argv) {
4344   return 1;   return 1;
4345      } else if (configureGrub2) {      } else if (configureGrub2) {
4346   cfi = &grub2ConfigType;   cfi = &grub2ConfigType;
4347     if (envPath)
4348        cfi->envFile = envPath;
4349      } else if (configureLilo) {      } else if (configureLilo) {
4350   cfi = &liloConfigType;   cfi = &liloConfigType;
4351      } else if (configureGrub) {      } else if (configureGrub) {
# Line 4031  int main(int argc, const char ** argv) { Line 4389  int main(int argc, const char ** argv) {
4389      grubConfig = cfi->defaultConfig;      grubConfig = cfi->defaultConfig;
4390      }      }
4391    
4392      if (bootloaderProbe && (displayDefault || kernelInfo || newKernelVersion ||      if (bootloaderProbe && (displayDefault || kernelInfo ||
4393      newKernelPath || removeKernelPath || makeDefault ||      newKernelPath || removeKernelPath || makeDefault ||
4394      defaultKernel || displayDefaultIndex || displayDefaultTitle ||      defaultKernel || displayDefaultIndex || displayDefaultTitle ||
4395      (defaultIndex >= 0))) {      (defaultIndex >= 0))) {
# Line 4040  int main(int argc, const char ** argv) { Line 4398  int main(int argc, const char ** argv) {
4398   return 1;   return 1;
4399      }      }
4400    
4401      if ((displayDefault || kernelInfo) && (newKernelVersion || newKernelPath ||      if ((displayDefault || kernelInfo) && (newKernelPath ||
4402     removeKernelPath)) {     removeKernelPath)) {
4403   fprintf(stderr, _("grubby: --default-kernel and --info may not "   fprintf(stderr, _("grubby: --default-kernel and --info may not "
4404    "be used when adding or removing kernels\n"));    "be used when adding or removing kernels\n"));
# Line 4188  int main(int argc, const char ** argv) { Line 4546  int main(int argc, const char ** argv) {
4546   return 0;   return 0;
4547      }      }
4548    
4549        if (grubConfig == NULL) {
4550     printf("Could not find bootloader configuration file.\n");
4551     exit(1);
4552        }
4553    
4554      config = readConfig(grubConfig, cfi);      config = readConfig(grubConfig, cfi);
4555      if (!config) return 1;      if (!config) return 1;
4556    
# Line 4197  int main(int argc, const char ** argv) { Line 4560  int main(int argc, const char ** argv) {
4560          char * rootspec;          char * rootspec;
4561    
4562   if (config->defaultImage == -1) return 0;   if (config->defaultImage == -1) return 0;
4563     if (config->defaultImage == DEFAULT_SAVED_GRUB2 &&
4564     cfi->defaultIsSaved)
4565        config->defaultImage = 0;
4566   entry = findEntryByIndex(config, config->defaultImage);   entry = findEntryByIndex(config, config->defaultImage);
4567   if (!entry) return 0;   if (!entry) return 0;
4568   if (!suitableImage(entry, bootPrefix, 0, flags)) return 0;   if (!suitableImage(entry, bootPrefix, 0, flags)) return 0;
4569    
4570   line = getLineByType(LT_KERNEL|LT_HYPER|LT_KERNEL_EFI, entry->lines);   line = getLineByType(LT_KERNEL|LT_HYPER|LT_KERNEL_EFI|LT_KERNEL_16, entry->lines);
4571   if (!line) return 0;   if (!line) return 0;
4572    
4573          rootspec = getRootSpecifier(line->elements[1].item);          rootspec = getRootSpecifier(line->elements[1].item);
# Line 4215  int main(int argc, const char ** argv) { Line 4581  int main(int argc, const char ** argv) {
4581   struct singleEntry * entry;   struct singleEntry * entry;
4582    
4583   if (config->defaultImage == -1) return 0;   if (config->defaultImage == -1) return 0;
4584     if (config->defaultImage == DEFAULT_SAVED_GRUB2 &&
4585     cfi->defaultIsSaved)
4586        config->defaultImage = 0;
4587   entry = findEntryByIndex(config, config->defaultImage);   entry = findEntryByIndex(config, config->defaultImage);
4588   if (!entry) return 0;   if (!entry) return 0;
4589    
# Line 4237  int main(int argc, const char ** argv) { Line 4606  int main(int argc, const char ** argv) {
4606    
4607      } else if (displayDefaultIndex) {      } else if (displayDefaultIndex) {
4608          if (config->defaultImage == -1) return 0;          if (config->defaultImage == -1) return 0;
4609     if (config->defaultImage == DEFAULT_SAVED_GRUB2 &&
4610     cfi->defaultIsSaved)
4611        config->defaultImage = 0;
4612          printf("%i\n", config->defaultImage);          printf("%i\n", config->defaultImage);
4613            return 0;
4614    
4615      } else if (kernelInfo)      } else if (kernelInfo)
4616   return displayInfo(config, kernelInfo, bootPrefix);   return displayInfo(config, kernelInfo, bootPrefix);
# Line 4255  int main(int argc, const char ** argv) { Line 4628  int main(int argc, const char ** argv) {
4628      if (updateImage(config, updateKernelPath, bootPrefix, newKernelArgs,      if (updateImage(config, updateKernelPath, bootPrefix, newKernelArgs,
4629                      removeArgs, newMBKernelArgs, removeMBKernelArgs)) return 1;                      removeArgs, newMBKernelArgs, removeMBKernelArgs)) return 1;
4630      if (updateKernelPath && newKernelInitrd) {      if (updateKernelPath && newKernelInitrd) {
4631              if (updateInitrd(config, updateKernelPath, bootPrefix,      if (newMBKernel) {
4632                               newKernelInitrd)) return 1;      if (addMBInitrd(config, newMBKernel, updateKernelPath,
4633     bootPrefix, newKernelInitrd))
4634        return 1;
4635        } else {
4636        if (updateInitrd(config, updateKernelPath, bootPrefix,
4637     newKernelInitrd))
4638     return 1;
4639        }
4640      }      }
4641      if (addNewKernel(config, template, bootPrefix, newKernelPath,      if (addNewKernel(config, template, bootPrefix, newKernelPath,
4642                       newKernelTitle, newKernelArgs, newKernelInitrd,                       newKernelTitle, newKernelArgs, newKernelInitrd,
4643                       (const char **)extraInitrds, extraInitrdCount,                       (const char **)extraInitrds, extraInitrdCount,
4644                       newMBKernel, newMBKernelArgs)) return 1;                       newMBKernel, newMBKernelArgs, newDevTreePath)) return 1;
4645            
4646    
4647      if (numEntries(config) == 0) {      if (numEntries(config) == 0) {

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