diff options
Diffstat (limited to 'util-linux/fdisk.c')
| -rw-r--r-- | util-linux/fdisk.c | 350 |
1 files changed, 165 insertions, 185 deletions
diff --git a/util-linux/fdisk.c b/util-linux/fdisk.c index 07dac8bad..c226d6a00 100644 --- a/util-linux/fdisk.c +++ b/util-linux/fdisk.c @@ -11,6 +11,12 @@ #include "busybox.h" #define _(x) x +/* Looks like someone forgot to add this to config system */ +#ifndef ENABLE_FEATURE_FDISK_BLKSIZE +# define ENABLE_FEATURE_FDISK_BLKSIZE 0 +# define USE_FEATURE_FDISK_BLKSIZE(a) +#endif + #define DEFAULT_SECTOR_SIZE 512 #define MAX_SECTOR_SIZE 2048 #define SECTOR_SIZE 512 /* still used in osf/sgi/sun code */ @@ -48,9 +54,9 @@ struct systypes { const char *name; }; -static uint sector_size = DEFAULT_SECTOR_SIZE; -static uint user_set_sector_size; -static uint sector_offset = 1; +static unsigned sector_size = DEFAULT_SECTOR_SIZE; +static unsigned user_set_sector_size; +static unsigned sector_offset = 1; /* * Raw disk label. For DOS-type partition tables the MBR, @@ -62,11 +68,11 @@ static char MBRbuffer[MAX_SECTOR_SIZE]; # define MBRbuffer bb_common_bufsiz1 #endif -#ifdef CONFIG_FEATURE_OSF_LABEL +#if ENABLE_FEATURE_OSF_LABEL static int possibly_osf_label; #endif -static uint heads, sectors, cylinders; +static unsigned heads, sectors, cylinders; static void update_units(void); @@ -132,7 +138,7 @@ enum label_type { }; #define LABEL_IS_DOS (label_dos == current_label_type) -#ifdef CONFIG_FEATURE_SUN_LABEL +#if ENABLE_FEATURE_SUN_LABEL #define LABEL_IS_SUN (label_sun == current_label_type) #define STATIC_SUN static #else @@ -140,7 +146,7 @@ enum label_type { #define STATIC_SUN extern #endif -#ifdef CONFIG_FEATURE_SGI_LABEL +#if ENABLE_FEATURE_SGI_LABEL #define LABEL_IS_SGI (label_sgi == current_label_type) #define STATIC_SGI static #else @@ -148,7 +154,7 @@ enum label_type { #define STATIC_SGI extern #endif -#ifdef CONFIG_FEATURE_AIX_LABEL +#if ENABLE_FEATURE_AIX_LABEL #define LABEL_IS_AIX (label_aix == current_label_type) #define STATIC_AIX static #else @@ -156,7 +162,7 @@ enum label_type { #define STATIC_AIX extern #endif -#ifdef CONFIG_FEATURE_OSF_LABEL +#if ENABLE_FEATURE_OSF_LABEL #define LABEL_IS_OSF (label_osf == current_label_type) #define STATIC_OSF static #else @@ -171,15 +177,15 @@ static enum label_type current_label_type; static const char *disk_device; static int fd; /* the disk */ static int partitions = 4; /* maximum partition + 1 */ -static uint display_in_cyl_units = 1; -static uint units_per_sector = 1; -#ifdef CONFIG_FEATURE_FDISK_WRITABLE +static int display_in_cyl_units = 1; +static unsigned units_per_sector = 1; +#if ENABLE_FEATURE_FDISK_WRITABLE static void change_units(void); static void reread_partition_table(int leave); static void delete_partition(int i); static int get_partition(int warn, int max); static void list_types(const struct systypes *sys); -static uint read_int(uint low, uint dflt, uint high, uint base, char *mesg); +static unsigned read_int(unsigned low, unsigned dflt, unsigned high, unsigned base, char *mesg); #endif static const char *partition_type(unsigned char type); static void fdisk_fatal(enum failure why) ATTRIBUTE_NORETURN; @@ -228,7 +234,7 @@ static int32_t get_nr_sects(const struct partition *p); static struct pte { struct partition *part_table; /* points into sectorbuffer */ struct partition *ext_pointer; /* points into sectorbuffer */ -#ifdef CONFIG_FEATURE_FDISK_WRITABLE +#if ENABLE_FEATURE_FDISK_WRITABLE char changed; /* boolean */ #endif off_t offset; /* disk sector number */ @@ -236,7 +242,7 @@ static struct pte { } ptes[MAXIMUM_PARTS]; -#ifdef CONFIG_FEATURE_FDISK_WRITABLE +#if ENABLE_FEATURE_FDISK_WRITABLE static void set_all_unchanged(void) { @@ -246,14 +252,14 @@ set_all_unchanged(void) ptes[i].changed = 0; } -static void +extern inline void set_changed(int i) { ptes[i].changed = 1; } #endif /* CONFIG_FEATURE_FDISK_WRITABLE */ -static inline struct partition * +extern inline struct partition * get_part_table(int i) { return ptes[i].part_table; @@ -271,11 +277,17 @@ str_units(int n) static int valid_part_table_flag(const char *mbuffer) { - const unsigned char *b = (const unsigned char *)mbuffer; - return (b[510] == 0x55 && b[511] == 0xaa); + return (mbuffer[510] == 0x55 && (uint8_t)mbuffer[511] == 0xaa); +} + +#if ENABLE_FEATURE_FDISK_WRITABLE +extern inline void +write_part_table_flag(char *b) +{ + b[510] = 0x55; + b[511] = 0xaa; } -#ifdef CONFIG_FEATURE_FDISK_WRITABLE static char line_buffer[LINE_LENGTH]; static char *line_ptr; @@ -396,7 +408,7 @@ __swap32(uint32_t x) #endif STATIC_SGI const struct systypes sgi_sys_types[]; -STATIC_SGI unsigned int sgi_get_num_sectors(int i); +STATIC_SGI unsigned sgi_get_num_sectors(int i); STATIC_SGI int sgi_get_sysid(int i); STATIC_SGI void sgi_delete_partition(int i); STATIC_SGI void sgi_change_sysid(int i, int sys); @@ -483,7 +495,7 @@ static const struct systypes i386_sys_types[] = { { "\xfd" "Linux raid autodetect" },/* New (2.2.x) raid partition with autodetect using persistent superblock */ -#ifdef CONFIG_WEIRD_PARTITION_TYPES +#if 0 /* ENABLE_WEIRD_PARTITION_TYPES */ { "\x02" "XENIX root" }, { "\x03" "XENIX usr" }, { "\x08" "AIX" }, /* AIX boot (AIX -- PS/2 port) or SplitDrive */ @@ -536,44 +548,28 @@ static const struct systypes i386_sys_types[] = { }; -/* A valid partition table sector ends in 0x55 0xaa */ -static unsigned int -part_table_flag(const char *b) -{ - return ((uint) b[510]) + (((uint) b[511]) << 8); -} - - -#ifdef CONFIG_FEATURE_FDISK_WRITABLE -static void -write_part_table_flag(char *b) -{ - b[510] = 0x55; - b[511] = 0xaa; -} - +#if ENABLE_FEATURE_FDISK_WRITABLE /* start_sect and nr_sects are stored little endian on all machines */ /* moreover, they are not aligned correctly */ static void -store4_little_endian(unsigned char *cp, unsigned int val) +store4_little_endian(unsigned char *cp, unsigned val) { - cp[0] = (val & 0xff); - cp[1] = ((val >> 8) & 0xff); - cp[2] = ((val >> 16) & 0xff); - cp[3] = ((val >> 24) & 0xff); + cp[0] = val; + cp[1] = val >> 8; + cp[2] = val >> 16; + cp[3] = val >> 24; } #endif /* CONFIG_FEATURE_FDISK_WRITABLE */ -static unsigned int +static unsigned read4_little_endian(const unsigned char *cp) { - return (uint)(cp[0]) + ((uint)(cp[1]) << 8) - + ((uint)(cp[2]) << 16) + ((uint)(cp[3]) << 24); + return cp[0] + (cp[1] << 8) + (cp[2] << 16) + (cp[3] << 24); } -#ifdef CONFIG_FEATURE_FDISK_WRITABLE +#if ENABLE_FEATURE_FDISK_WRITABLE static void -set_start_sect(struct partition *p, unsigned int start_sect) +set_start_sect(struct partition *p, unsigned start_sect) { store4_little_endian(p->start4, start_sect); } @@ -585,7 +581,7 @@ get_start_sect(const struct partition *p) return read4_little_endian(p->start4); } -#ifdef CONFIG_FEATURE_FDISK_WRITABLE +#if ENABLE_FEATURE_FDISK_WRITABLE static void set_nr_sects(struct partition *p, int32_t nr_sects) { @@ -606,16 +602,16 @@ static int type_open = O_RDWR; static int ext_index; /* the prime extended partition */ static int listing; /* no aborts for fdisk -l */ static int dos_compatible_flag = ~0; -#ifdef CONFIG_FEATURE_FDISK_WRITABLE +#if ENABLE_FEATURE_FDISK_WRITABLE static int dos_changed; static int nowarn; /* no warnings for fdisk -l/-s */ #endif -static uint user_cylinders, user_heads, user_sectors; -static uint pt_heads, pt_sectors; -static uint kern_heads, kern_sectors; +static unsigned user_cylinders, user_heads, user_sectors; +static unsigned pt_heads, pt_sectors; +static unsigned kern_heads, kern_sectors; static off_t extended_offset; /* offset of link pointers */ @@ -664,7 +660,7 @@ seek_sector(off_t secno) fdisk_fatal(unable_to_seek); } -#ifdef CONFIG_FEATURE_FDISK_WRITABLE +#if ENABLE_FEATURE_FDISK_WRITABLE static void write_sector(off_t secno, char *buf) { @@ -683,19 +679,19 @@ read_pte(struct pte *pe, off_t offset) seek_sector(offset); if (read(fd, pe->sectorbuffer, sector_size) != sector_size) fdisk_fatal(unable_to_read); -#ifdef CONFIG_FEATURE_FDISK_WRITABLE +#if ENABLE_FEATURE_FDISK_WRITABLE pe->changed = 0; #endif pe->part_table = pe->ext_pointer = NULL; } -static unsigned int +static unsigned get_partition_start(const struct pte *pe) { return pe->offset + get_start_sect(pe->part_table); } -#ifdef CONFIG_FEATURE_FDISK_WRITABLE +#if ENABLE_FEATURE_FDISK_WRITABLE /* * Avoid warning about DOS partitions when no DOS partition was changed. * Here a heuristic "is probably dos partition". @@ -732,7 +728,7 @@ menu(void) puts(_("\tu\tchange display/entry units")); puts(_("\tv\tverify the partition table")); puts(_("\tw\twrite table to disk and exit")); -#ifdef CONFIG_FEATURE_FDISK_ADVANCED +#if ENABLE_FEATURE_FDISK_ADVANCED puts(_("\tx\textra functionality (experts only)")); #endif } else @@ -778,7 +774,7 @@ menu(void) puts(_("\tu\tchange display/entry units")); puts(_("\tv\tverify the partition table")); puts(_("\tw\twrite table to disk and exit")); -#ifdef CONFIG_FEATURE_FDISK_ADVANCED +#if ENABLE_FEATURE_FDISK_ADVANCED puts(_("\tx\textra functionality (experts only)")); #endif } @@ -786,7 +782,7 @@ menu(void) #endif /* CONFIG_FEATURE_FDISK_WRITABLE */ -#ifdef CONFIG_FEATURE_FDISK_ADVANCED +#if ENABLE_FEATURE_FDISK_ADVANCED static void xmenu(void) { @@ -846,7 +842,7 @@ xmenu(void) puts(_("\td\tprint the raw data in the partition table")); puts(_("\te\tlist extended partitions")); /* !sun */ puts(_("\tf\tfix partition order")); /* !sun, !aix, !sgi */ -#ifdef CONFIG_FEATURE_SGI_LABEL +#if ENABLE_FEATURE_SGI_LABEL puts(_("\tg\tcreate an IRIX (SGI) partition table"));/* sgi */ #endif puts(_("\th\tchange number of heads")); @@ -861,7 +857,7 @@ xmenu(void) } #endif /* ADVANCED mode */ -#ifdef CONFIG_FEATURE_FDISK_WRITABLE +#if ENABLE_FEATURE_FDISK_WRITABLE static const struct systypes * get_sys_types(void) { @@ -887,7 +883,7 @@ static const char *partition_type(unsigned char type) } -#ifdef CONFIG_FEATURE_FDISK_WRITABLE +#if ENABLE_FEATURE_FDISK_WRITABLE static int get_sysid(int i) { @@ -898,7 +894,7 @@ get_sysid(int i) void list_types(const struct systypes *sys) { - uint last[4], done = 0, next = 0, size; + unsigned last[4], done = 0, next = 0, size; int i; for (i = 0; sys[i].name; i++); @@ -938,7 +934,7 @@ clear_partition(struct partition *p) memset(p, 0, sizeof(struct partition)); } -#ifdef CONFIG_FEATURE_FDISK_WRITABLE +#if ENABLE_FEATURE_FDISK_WRITABLE static void set_partition(int i, int doext, off_t start, off_t stop, int sysid) { @@ -996,7 +992,7 @@ warn_geometry(void) return 0; printf("%s%s.\n" -#ifdef CONFIG_FEATURE_FDISK_WRITABLE +#if ENABLE_FEATURE_FDISK_WRITABLE "You can do this from the extra functions menu.\n" #endif , prev ? _(" and ") : " ", m); @@ -1014,7 +1010,7 @@ static void update_units(void) units_per_sector = 1; /* in sectors */ } -#ifdef CONFIG_FEATURE_FDISK_WRITABLE +#if ENABLE_FEATURE_FDISK_WRITABLE static void warn_cylinders(void) { @@ -1055,7 +1051,7 @@ read_extended(int ext) this program uses arrays of size MAXIMUM_PARTS. Do not try to 'improve' this test. */ struct pte *pre = &ptes[partitions-1]; -#ifdef CONFIG_FEATURE_FDISK_WRITABLE +#if ENABLE_FEATURE_FDISK_WRITABLE printf(_("Warning: deleting partitions after %d\n"), partitions); pre->changed = 1; @@ -1106,7 +1102,7 @@ read_extended(int ext) partitions++; } -#ifdef CONFIG_FEATURE_FDISK_WRITABLE +#if ENABLE_FEATURE_FDISK_WRITABLE /* remove empty links */ remove: for (i = 4; i < partitions; i++) { @@ -1122,7 +1118,7 @@ read_extended(int ext) #endif } -#ifdef CONFIG_FEATURE_FDISK_WRITABLE +#if ENABLE_FEATURE_FDISK_WRITABLE static void create_doslabel(void) { @@ -1135,7 +1131,7 @@ create_doslabel(void) current_label_type = label_dos; -#ifdef CONFIG_FEATURE_OSF_LABEL +#if ENABLE_FEATURE_OSF_LABEL possibly_osf_label = 0; #endif partitions = 4; @@ -1216,7 +1212,7 @@ get_geometry(void) get_sectorsize(); sec_fac = sector_size / 512; -#ifdef CONFIG_FEATURE_SUN_LABEL +#if ENABLE_FEATURE_SUN_LABEL guess_device_type(); #endif heads = cylinders = sectors = 0; @@ -1273,19 +1269,19 @@ get_boot(enum action what) pe->ext_pointer = NULL; pe->offset = 0; pe->sectorbuffer = MBRbuffer; -#ifdef CONFIG_FEATURE_FDISK_WRITABLE +#if ENABLE_FEATURE_FDISK_WRITABLE pe->changed = (what == create_empty_dos); #endif } -#ifdef CONFIG_FEATURE_SUN_LABEL +#if ENABLE_FEATURE_SUN_LABEL if (what == create_empty_sun && check_sun_label()) return 0; #endif memset(MBRbuffer, 0, 512); -#ifdef CONFIG_FEATURE_FDISK_WRITABLE +#if ENABLE_FEATURE_FDISK_WRITABLE if (what == create_empty_dos) goto got_dos_table; /* skip reading disk */ @@ -1315,22 +1311,22 @@ get_boot(enum action what) update_units(); -#ifdef CONFIG_FEATURE_SUN_LABEL +#if ENABLE_FEATURE_SUN_LABEL if (check_sun_label()) return 0; #endif -#ifdef CONFIG_FEATURE_SGI_LABEL +#if ENABLE_FEATURE_SGI_LABEL if (check_sgi_label()) return 0; #endif -#ifdef CONFIG_FEATURE_AIX_LABEL +#if ENABLE_FEATURE_AIX_LABEL if (check_aix_label()) return 0; #endif -#ifdef CONFIG_FEATURE_OSF_LABEL +#if ENABLE_FEATURE_OSF_LABEL if (check_osf_label()) { possibly_osf_label = 1; if (!valid_part_table_flag(MBRbuffer)) { @@ -1342,7 +1338,7 @@ get_boot(enum action what) } #endif -#ifdef CONFIG_FEATURE_FDISK_WRITABLE +#if ENABLE_FEATURE_FDISK_WRITABLE got_dos_table: #endif @@ -1356,7 +1352,7 @@ get_boot(enum action what) "partition table, nor Sun, SGI or OSF " "disklabel\n")); #ifdef __sparc__ -#ifdef CONFIG_FEATURE_SUN_LABEL +#if ENABLE_FEATURE_SUN_LABEL create_sunlabel(); #endif #else @@ -1366,7 +1362,7 @@ get_boot(enum action what) case try_only: return -1; case create_empty_dos: -#ifdef CONFIG_FEATURE_SUN_LABEL +#if ENABLE_FEATURE_SUN_LABEL case create_empty_sun: #endif break; @@ -1376,7 +1372,7 @@ get_boot(enum action what) #endif /* CONFIG_FEATURE_FDISK_WRITABLE */ } -#ifdef CONFIG_FEATURE_FDISK_WRITABLE +#if ENABLE_FEATURE_FDISK_WRITABLE warn_cylinders(); #endif warn_geometry(); @@ -1397,10 +1393,12 @@ get_boot(enum action what) struct pte *pe = &ptes[i]; if (!valid_part_table_flag(pe->sectorbuffer)) { - printf(_("Warning: invalid flag 0x%04x of partition " + printf(_("Warning: invalid flag 0x%02x,0x%02x of partition " "table %d will be corrected by w(rite)\n"), - part_table_flag(pe->sectorbuffer), i + 1); -#ifdef CONFIG_FEATURE_FDISK_WRITABLE + pe->sectorbuffer[510], + pe->sectorbuffer[511], + i + 1); +#if ENABLE_FEATURE_FDISK_WRITABLE pe->changed = 1; #endif } @@ -1409,7 +1407,7 @@ get_boot(enum action what) return 0; } -#ifdef CONFIG_FEATURE_FDISK_WRITABLE +#if ENABLE_FEATURE_FDISK_WRITABLE /* * Print the message MESG, then read an integer between LOW and HIGH (inclusive). * If the user hits Enter, DFLT is returned. @@ -1417,10 +1415,10 @@ get_boot(enum action what) * * There is no default if DFLT is not between LOW and HIGH. */ -static uint -read_int(uint low, uint dflt, uint high, uint base, char *mesg) +static unsigned +read_int(unsigned low, unsigned dflt, unsigned high, unsigned base, char *mesg) { - uint i; + unsigned i; int default_ok = 1; const char *fmt = "%s (%u-%u, default %u): "; @@ -1775,7 +1773,7 @@ change_sysid(void) * Lubkin Oct. 1991). */ static void -long2chs(ulong ls, uint *c, uint *h, uint *s) +long2chs(ulong ls, unsigned *c, unsigned *h, unsigned *s) { int spc = heads * sectors; @@ -1788,10 +1786,10 @@ long2chs(ulong ls, uint *c, uint *h, uint *s) static void check_consistency(const struct partition *p, int partition) { - uint pbc, pbh, pbs; /* physical beginning c, h, s */ - uint pec, peh, pes; /* physical ending c, h, s */ - uint lbc, lbh, lbs; /* logical beginning c, h, s */ - uint lec, leh, les; /* logical ending c, h, s */ + unsigned pbc, pbh, pbs; /* physical beginning c, h, s */ + unsigned pec, peh, pes; /* physical ending c, h, s */ + unsigned lbc, lbh, lbs; /* logical beginning c, h, s */ + unsigned lec, leh, les; /* logical ending c, h, s */ if (!heads || !sectors || (partition >= 4)) return; /* do not check extended partitions */ @@ -1892,7 +1890,7 @@ wrong_p_order(int *prev) return 0; } -#ifdef CONFIG_FEATURE_FDISK_ADVANCED +#if ENABLE_FEATURE_FDISK_ADVANCED /* * Fix the chain of logicals. * extended_offset is unchanged, the set of sectors used is unchanged @@ -2037,7 +2035,7 @@ list_table(int xtra) const struct pte *pe = &ptes[i]; off_t psects; off_t pblocks; - unsigned int podd; + unsigned podd; p = pe->part_table; if (!p || is_cleared_partition(p)) @@ -2077,7 +2075,7 @@ list_table(int xtra) } } -#ifdef CONFIG_FEATURE_FDISK_ADVANCED +#if ENABLE_FEATURE_FDISK_ADVANCED static void x_list_table(int extend) { @@ -2106,7 +2104,7 @@ x_list_table(int extend) } #endif -#ifdef CONFIG_FEATURE_FDISK_WRITABLE +#if ENABLE_FEATURE_FDISK_WRITABLE static void fill_bounds(off_t *first, off_t *last) { @@ -2127,7 +2125,7 @@ fill_bounds(off_t *first, off_t *last) } static void -check(int n, uint h, uint s, uint c, off_t start) +check(int n, unsigned h, unsigned s, unsigned c, off_t start) { off_t total, real_s, real_c; @@ -2154,7 +2152,7 @@ static void verify(void) { int i, j; - uint total = 1; + unsigned total = 1; off_t first[partitions], last[partitions]; struct partition *p; @@ -2522,7 +2520,7 @@ reread_partition_table(int leave) } #endif /* CONFIG_FEATURE_FDISK_WRITABLE */ -#ifdef CONFIG_FEATURE_FDISK_ADVANCED +#if ENABLE_FEATURE_FDISK_ADVANCED #define MAX_PER_LINE 16 static void print_buffer(char *pbuffer) @@ -2625,7 +2623,7 @@ xselect(void) fix_partition_table_order(); break; case 'g': -#ifdef CONFIG_FEATURE_SGI_LABEL +#if ENABLE_FEATURE_SGI_LABEL create_sgilabel(); #endif break; @@ -2736,7 +2734,7 @@ try(const char *device, int user_specified) if (LABEL_IS_AIX) { return; } -#ifdef CONFIG_FEATURE_OSF_LABEL +#if ENABLE_FEATURE_OSF_LABEL if (btrydev(device) < 0) #endif printf(_("Disk %s doesn't contain a valid " @@ -2745,7 +2743,7 @@ try(const char *device, int user_specified) } else { close(fd); list_table(0); -#ifdef CONFIG_FEATURE_FDISK_WRITABLE +#if ENABLE_FEATURE_FDISK_WRITABLE if (!LABEL_IS_SUN && partitions > 4){ delete_partition(ext_index); } @@ -2783,12 +2781,12 @@ tryprocpt(void) sprintf(devname, "/dev/%s", ptname); try(devname, 0); } -#ifdef CONFIG_FEATURE_CLEAN_UP +#if ENABLE_FEATURE_CLEAN_UP fclose(procpt); #endif } -#ifdef CONFIG_FEATURE_FDISK_WRITABLE +#if ENABLE_FEATURE_FDISK_WRITABLE static void unknown_command(int c) { @@ -2798,82 +2796,67 @@ unknown_command(int c) int fdisk_main(int argc, char **argv) { + char *str_b, *str_C, *str_H, *str_S; + unsigned opt; int c; -#ifdef CONFIG_FEATURE_FDISK_WRITABLE - int optl = 0; -#endif -#ifdef CONFIG_FEATURE_FDISK_BLKSIZE - int opts = 0; -#endif /* - * Calls: * fdisk -v * fdisk -l [-b sectorsize] [-u] device ... * fdisk -s [partition] ... * fdisk [-b sectorsize] [-u] device * * Options -C, -H, -S set the geometry. - * */ - while ((c = getopt(argc, argv, "b:C:H:lS:u" -#ifdef CONFIG_FEATURE_FDISK_BLKSIZE - "s" -#endif - )) != -1) { - switch (c) { - case 'b': - /* Ugly: this sector size is really per device, - so cannot be combined with multiple disks, - and te same goes for the C/H/S options. - */ - sector_size = xatoi_u(optarg); - if (sector_size != 512 && sector_size != 1024 && - sector_size != 2048) - bb_show_usage(); - sector_offset = 2; - user_set_sector_size = 1; - break; - case 'C': - user_cylinders = xatoi_u(optarg); - break; - case 'H': - user_heads = xatoi_u(optarg); - if (user_heads <= 0 || user_heads >= 256) - user_heads = 0; - break; - case 'S': - user_sectors = xatoi_u(optarg); - if (user_sectors <= 0 || user_sectors >= 64) - user_sectors = 0; - break; - case 'l': -#ifdef CONFIG_FEATURE_FDISK_WRITABLE - optl = 1; -#endif - break; -#ifdef CONFIG_FEATURE_FDISK_BLKSIZE - case 's': - opts = 1; - break; -#endif - case 'u': - display_in_cyl_units = 0; - break; - default: + enum { + OPT_b = 1 << 0, + OPT_C = 1 << 1, + OPT_H = 1 << 2, + OPT_l = 1 << 3, + OPT_S = 1 << 4, + OPT_u = 1 << 5, + OPT_s = (1 << 6) * ENABLE_FEATURE_FDISK_BLKSIZE, + }; + opt = getopt32(argc, argv, "b:C:H:lS:u" USE_FEATURE_FDISK_BLKSIZE("s"), + &str_b, &str_C, &str_H, &str_S); + argc -= optind; + argv += optind; + if (opt & OPT_b) { // -b + /* Ugly: this sector size is really per device, + so cannot be combined with multiple disks, + and the same goes for the C/H/S options. + */ + sector_size = xatoi_u(str_b); + if (sector_size != 512 && sector_size != 1024 && + sector_size != 2048) bb_show_usage(); - } + sector_offset = 2; + user_set_sector_size = 1; + } + if (opt & OPT_C) user_cylinders = xatoi_u(str_C); // -C + if (opt & OPT_H) { // -H + user_heads = xatoi_u(str_H); + if (user_heads <= 0 || user_heads >= 256) + user_heads = 0; + } + //if (opt & OPT_l) // -l + if (opt & OPT_S) { // -S + user_sectors = xatoi_u(str_S); + if (user_sectors <= 0 || user_sectors >= 64) + user_sectors = 0; } + if (opt & OPT_u) display_in_cyl_units = 0; // -u + //if (opt & OPT_s) // -s - if (user_set_sector_size && argc-optind != 1) + if (user_set_sector_size && argc != 1) printf(_("Warning: the -b (set sector size) option should" " be used with one specified device\n")); -#ifdef CONFIG_FEATURE_FDISK_WRITABLE - if (optl) { +#if ENABLE_FEATURE_FDISK_WRITABLE + if (opt & OPT_l) { nowarn = 1; #endif type_open = O_RDONLY; - if (argc > optind) { + if (argc > 0) { int k; #if __GNUC__ /* avoid gcc warning: @@ -2881,7 +2864,7 @@ int fdisk_main(int argc, char **argv) (void)&k; #endif listing = 1; - for (k = optind; k < argc; k++) + for (k = 0; k < argc; k++) try(argv[k], 1); } else { /* we no longer have default device names */ @@ -2889,30 +2872,30 @@ int fdisk_main(int argc, char **argv) tryprocpt(); } return 0; -#ifdef CONFIG_FEATURE_FDISK_WRITABLE +#if ENABLE_FEATURE_FDISK_WRITABLE } #endif -#ifdef CONFIG_FEATURE_FDISK_BLKSIZE - if (opts) { +#if ENABLE_FEATURE_FDISK_BLKSIZE + if (opt & OPT_s) { long size; int j; nowarn = 1; type_open = O_RDONLY; - opts = argc - optind; - if (opts <= 0) + if (argc <= 0) bb_show_usage(); - for (j = optind; j < argc; j++) { + for (j = 0; j < argc; j++) { disk_device = argv[j]; - if ((fd = open(disk_device, type_open)) < 0) + fd = open(disk_device, type_open); + if (fd < 0) fdisk_fatal(unable_to_open); if (ioctl(fd, BLKGETSIZE, &size)) fdisk_fatal(ioctl_error); close(fd); - if (opts == 1) + if (argc == 1) printf("%ld\n", size/2); else printf("%s: %ld\n", argv[j], size/2); @@ -2921,12 +2904,11 @@ int fdisk_main(int argc, char **argv) } #endif -#ifdef CONFIG_FEATURE_FDISK_WRITABLE - if (argc-optind == 1) - disk_device = argv[optind]; - else +#if ENABLE_FEATURE_FDISK_WRITABLE + if (argc != 1) bb_show_usage(); + disk_device = argv[0]; get_boot(fdisk); if (LABEL_IS_OSF) { @@ -2964,13 +2946,11 @@ int fdisk_main(int argc, char **argv) printf(_("Boot file unchanged\n")); else sgi_set_bootfile(line_ptr); - } else -#ifdef CONFIG_FEATURE_OSF_LABEL + } +#if ENABLE_FEATURE_OSF_LABEL + else bsd_select(); #endif - -/* BUG!? Think what will happen if !CONFIG_FEATURE_OSF_LABEL !!! */ - break; case 'c': if (LABEL_IS_DOS) @@ -3025,7 +3005,7 @@ int fdisk_main(int argc, char **argv) puts(""); return 0; case 's': -#ifdef CONFIG_FEATURE_SUN_LABEL +#if ENABLE_FEATURE_SUN_LABEL create_sunlabel(); #endif break; @@ -3041,7 +3021,7 @@ int fdisk_main(int argc, char **argv) case 'w': write_table(); /* does not return */ break; -#ifdef CONFIG_FEATURE_FDISK_ADVANCED +#if ENABLE_FEATURE_FDISK_ADVANCED case 'x': if (LABEL_IS_SGI) { printf(_("\n\tSorry, no experts menu for SGI " |