X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=findutils%2Ffind.c;h=9ae84fa0d1148b7ba1c00cf5ad22698929cb8605;hb=0bfb9c2cf0e8b711634014e06d39b5f47c5a95c2;hp=297081489625e0dd8c1e4b185fd5b22bfca55d94;hpb=4f731ce30ec2a9f5e9b231b47aa68f32b75feb35;p=oweals%2Fbusybox.git diff --git a/findutils/find.c b/findutils/find.c index 297081489..9ae84fa0d 100644 --- a/findutils/find.c +++ b/findutils/find.c @@ -7,7 +7,7 @@ * Reworked by David Douthitt and * Matt Kraai . * - * Licensed under the GPL version 2, see the file LICENSE in this tarball. + * Licensed under GPLv2, see file LICENSE in this source tree. */ /* findutils-4.1.20: @@ -53,10 +53,6 @@ * diff -u /tmp/std_find /tmp/bb_find && echo Identical */ -//applet:IF_FIND(APPLET_NOEXEC(find, find, _BB_DIR_USR_BIN, _BB_SUID_DROP, find)) - -//kbuild:lib-$(CONFIG_FIND) += find.o - //config:config FIND //config: bool "find" //config: default y @@ -112,11 +108,11 @@ //config: This option allows find to restrict searches to a single filesystem. //config: //config:config FEATURE_FIND_MAXDEPTH -//config: bool "Enable -maxdepth N" +//config: bool "Enable -mindepth N and -maxdepth N" //config: default y //config: depends on FIND //config: help -//config: This option enables -maxdepth N option. +//config: This option enables -mindepth N and -maxdepth N option. //config: //config:config FEATURE_FIND_NEWER //config: bool "Enable -newer: compare file modification times" @@ -124,7 +120,7 @@ //config: depends on FIND //config: help //config: Support the 'find -newer' option for finding any files which have -//config: a modified time that is more recent than the specified FILE. +//config: modification time that is more recent than the specified FILE. //config: //config:config FEATURE_FIND_INUM //config: bool "Enable -inum: inode number matching" @@ -230,6 +226,106 @@ //config: help //config: Support the 'find -links' option for matching number of links. +//applet:IF_FIND(APPLET_NOEXEC(find, find, BB_DIR_USR_BIN, BB_SUID_DROP, find)) + +//kbuild:lib-$(CONFIG_FIND) += find.o + +//usage:#define find_trivial_usage +//usage: "[PATH]... [OPTIONS] [ACTIONS]" +//usage:#define find_full_usage "\n\n" +//usage: "Search for files and perform actions on them.\n" +//usage: "First failed action stops processing of current file.\n" +//usage: "Defaults: PATH is current directory, action is '-print'\n" +//usage: "\nOptions:" +//usage: "\n -follow Follow symlinks" +//usage: IF_FEATURE_FIND_XDEV( +//usage: "\n -xdev Don't descend directories on other filesystems" +//usage: ) +//usage: IF_FEATURE_FIND_MAXDEPTH( +//usage: "\n -maxdepth N Descend at most N levels. -maxdepth 0 applies" +//usage: "\n actions to command line arguments only" +//usage: "\n -mindepth N Don't act on first N levels" +//usage: ) +//usage: IF_FEATURE_FIND_DEPTH( +//usage: "\n -depth Act on directory *after* traversing it" +//usage: ) +//usage: "\n" +//usage: "\nActions:" +//usage: IF_FEATURE_FIND_PAREN( +//usage: "\n ( ACTIONS ) Group actions for -o / -a" +//usage: ) +//usage: IF_FEATURE_FIND_NOT( +//usage: "\n ! ACT Invert ACT's success/failure" +//usage: ) +//usage: "\n ACT1 [-a] ACT2 If ACT1 fails, stop, else do ACT2" +//usage: "\n ACT1 -o ACT2 If ACT1 succeeds, stop, else do ACT2" +//usage: "\n Note: -a has higher priority than -o" +//usage: "\n -name PATTERN Match file name (w/o directory name) to PATTERN" +//usage: "\n -iname PATTERN Case insensitive -name" +//usage: IF_FEATURE_FIND_PATH( +//usage: "\n -path PATTERN Match path to PATTERN" +//usage: ) +//usage: IF_FEATURE_FIND_REGEX( +//usage: "\n -regex PATTERN Match path to regex PATTERN" +//usage: ) +//usage: IF_FEATURE_FIND_TYPE( +//usage: "\n -type X File type is X (one of: f,d,l,b,c,...)" +//usage: ) +//usage: IF_FEATURE_FIND_PERM( +//usage: "\n -perm MASK At least one mask bit (+MASK), all bits (-MASK)," +//usage: "\n or exactly MASK bits are set in file's mode" +//usage: ) +//usage: IF_FEATURE_FIND_MTIME( +//usage: "\n -mtime DAYS mtime is greater than (+N), less than (-N)," +//usage: "\n or exactly N days in the past" +//usage: ) +//usage: IF_FEATURE_FIND_MMIN( +//usage: "\n -mmin MINS mtime is greater than (+N), less than (-N)," +//usage: "\n or exactly N minutes in the past" +//usage: ) +//usage: IF_FEATURE_FIND_NEWER( +//usage: "\n -newer FILE mtime is more recent than FILE's" +//usage: ) +//usage: IF_FEATURE_FIND_INUM( +//usage: "\n -inum N File has inode number N" +//usage: ) +//usage: IF_FEATURE_FIND_USER( +//usage: "\n -user NAME/ID File is owned by given user" +//usage: ) +//usage: IF_FEATURE_FIND_GROUP( +//usage: "\n -group NAME/ID File is owned by given group" +//usage: ) +//usage: IF_FEATURE_FIND_SIZE( +//usage: "\n -size N[bck] File size is N (c:bytes,k:kbytes,b:512 bytes(def.))" +//usage: "\n +/-N: file size is bigger/smaller than N" +//usage: ) +//usage: IF_FEATURE_FIND_LINKS( +//usage: "\n -links N Number of links is greater than (+N), less than (-N)," +//usage: "\n or exactly N" +//usage: ) +//usage: IF_FEATURE_FIND_CONTEXT( +//usage: "\n -context CTX File has specified security context" +//usage: ) +//usage: IF_FEATURE_FIND_PRUNE( +//usage: "\n -prune If current file is directory, don't descend into it" +//usage: ) +//usage: "\nIf none of the following actions is specified, -print is assumed" +//usage: "\n -print Print file name" +//usage: IF_FEATURE_FIND_PRINT0( +//usage: "\n -print0 Print file name, NUL terminated" +//usage: ) +//usage: IF_FEATURE_FIND_EXEC( +//usage: "\n -exec CMD ARG ; Run CMD with all instances of {} replaced by" +//usage: "\n file name. Fails if CMD exits with nonzero" +//usage: ) +//usage: IF_FEATURE_FIND_DELETE( +//usage: "\n -delete Delete current file/directory. Turns on -depth option" +//usage: ) +//usage: +//usage:#define find_example_usage +//usage: "$ find / -name passwd\n" +//usage: "/etc/passwd\n" + #include #include "libbb.h" #if ENABLE_FEATURE_FIND_REGEX @@ -278,8 +374,12 @@ IF_FEATURE_FIND_LINKS( ACTS(links, char links_char; int links_count;)) struct globals { IF_FEATURE_FIND_XDEV(dev_t *xdev_dev;) IF_FEATURE_FIND_XDEV(int xdev_count;) +#if ENABLE_FEATURE_FIND_MAXDEPTH + int minmaxdepth[2]; +#endif action ***actions; - bool need_print; + smallint need_print; + smallint xdev_on; recurse_flags_t recurse_flags; } FIX_ALIASING; #define G (*(struct globals*)&bb_common_bufsiz1) @@ -288,7 +388,8 @@ struct globals { char G_sizecheck[sizeof(G) > COMMON_BUFSIZE ? -1 : 1]; \ }; \ /* we have to zero it out because of NOEXEC */ \ - memset(&G, 0, offsetof(struct globals, need_print)); \ + memset(&G, 0, sizeof(G)); \ + IF_FEATURE_FIND_MAXDEPTH(G.minmaxdepth[1] = INT_MAX;) \ G.need_print = 1; \ G.recurse_flags = ACTION_RECURSE; \ } while (0) @@ -586,16 +687,15 @@ ACTF(links) static int FAST_FUNC fileAction(const char *fileName, struct stat *statbuf, - void *userData IF_NOT_FEATURE_FIND_MAXDEPTH(UNUSED_PARAM), + void *userData UNUSED_PARAM, int depth IF_NOT_FEATURE_FIND_MAXDEPTH(UNUSED_PARAM)) { int r; -#if ENABLE_FEATURE_FIND_MAXDEPTH -#define minmaxdepth ((int*)userData) - if (depth < minmaxdepth[0]) +#if ENABLE_FEATURE_FIND_MAXDEPTH + if (depth < G.minmaxdepth[0]) return TRUE; /* skip this, continue recursing */ - if (depth > minmaxdepth[1]) + if (depth > G.minmaxdepth[1]) return SKIP; /* stop recursing */ #endif @@ -606,7 +706,7 @@ static int FAST_FUNC fileAction(const char *fileName, #if ENABLE_FEATURE_FIND_MAXDEPTH if (S_ISDIR(statbuf->st_mode)) { - if (depth == minmaxdepth[1]) + if (depth == G.minmaxdepth[1]) return SKIP; } #endif @@ -629,7 +729,6 @@ static int FAST_FUNC fileAction(const char *fileName, /* Cannot return 0: our caller, recursive_action(), * will perror() and skip dirs (if called on dir) */ return (r & SKIP) ? SKIP : TRUE; -#undef minmaxdepth } @@ -674,6 +773,9 @@ static const char* plus_minus_num(const char* str) static action*** parse_params(char **argv) { enum { + OPT_FOLLOW , + IF_FEATURE_FIND_XDEV( OPT_XDEV ,) + IF_FEATURE_FIND_DEPTH( OPT_DEPTH ,) PARM_a , PARM_o , IF_FEATURE_FIND_NOT( PARM_char_not ,) @@ -684,12 +786,11 @@ static action*** parse_params(char **argv) #endif PARM_print , IF_FEATURE_FIND_PRINT0( PARM_print0 ,) - IF_FEATURE_FIND_DEPTH( PARM_depth ,) IF_FEATURE_FIND_PRUNE( PARM_prune ,) IF_FEATURE_FIND_DELETE( PARM_delete ,) IF_FEATURE_FIND_EXEC( PARM_exec ,) IF_FEATURE_FIND_PAREN( PARM_char_brace,) - /* All options starting from here require argument */ + /* All options/actions starting from here require argument */ PARM_name , PARM_iname , IF_FEATURE_FIND_PATH( PARM_path ,) @@ -705,25 +806,28 @@ static action*** parse_params(char **argv) IF_FEATURE_FIND_SIZE( PARM_size ,) IF_FEATURE_FIND_CONTEXT(PARM_context ,) IF_FEATURE_FIND_LINKS( PARM_links ,) + IF_FEATURE_FIND_MAXDEPTH(OPT_MINDEPTH,OPT_MAXDEPTH,) }; static const char params[] ALIGN1 = - "-a\0" - "-o\0" + "-follow\0" + IF_FEATURE_FIND_XDEV( "-xdev\0" ) + IF_FEATURE_FIND_DEPTH( "-depth\0" ) + "-a\0" + "-o\0" IF_FEATURE_FIND_NOT( "!\0" ) #if ENABLE_DESKTOP - "-and\0" - "-or\0" - IF_FEATURE_FIND_NOT( "-not\0" ) + "-and\0" + "-or\0" + IF_FEATURE_FIND_NOT( "-not\0" ) #endif - "-print\0" + "-print\0" IF_FEATURE_FIND_PRINT0( "-print0\0" ) - IF_FEATURE_FIND_DEPTH( "-depth\0" ) IF_FEATURE_FIND_PRUNE( "-prune\0" ) IF_FEATURE_FIND_DELETE( "-delete\0" ) IF_FEATURE_FIND_EXEC( "-exec\0" ) IF_FEATURE_FIND_PAREN( "(\0" ) - /* All options starting from here require argument */ + /* All options/actions starting from here require argument */ "-name\0" "-iname\0" IF_FEATURE_FIND_PATH( "-path\0" ) @@ -739,7 +843,8 @@ static action*** parse_params(char **argv) IF_FEATURE_FIND_SIZE( "-size\0" ) IF_FEATURE_FIND_CONTEXT("-context\0") IF_FEATURE_FIND_LINKS( "-links\0" ) - ; + IF_FEATURE_FIND_MAXDEPTH("-mindepth\0""-maxdepth\0") + ; action*** appp; unsigned cur_group = 0; @@ -748,13 +853,13 @@ static action*** parse_params(char **argv) /* This is the only place in busybox where we use nested function. * So far more standard alternatives were bigger. */ - /* Suppress a warning "func without a prototype" */ + /* Auto decl suppresses "func without a prototype" warning: */ auto action* alloc_action(int sizeof_struct, action_fp f); action* alloc_action(int sizeof_struct, action_fp f) { action *ap; appp[cur_group] = xrealloc(appp[cur_group], (cur_action+2) * sizeof(*appp)); - appp[cur_group][cur_action++] = ap = xmalloc(sizeof_struct); + appp[cur_group][cur_action++] = ap = xzalloc(sizeof_struct); appp[cur_group][cur_action] = NULL; ap->f = f; IF_FEATURE_FIND_NOT( ap->invert = invert_flag; ) @@ -766,27 +871,13 @@ static action*** parse_params(char **argv) appp = xzalloc(2 * sizeof(appp[0])); /* appp[0],[1] == NULL */ -/* Actions have side effects and return a true or false value - * We implement: -print, -print0, -exec - * - * The rest are tests. - * - * Tests and actions are grouped by operators - * ( expr ) Force precedence - * ! expr True if expr is false - * -not expr Same as ! expr - * expr1 [-a[nd]] expr2 And; expr2 is not evaluated if expr1 is false - * expr1 -o[r] expr2 Or; expr2 is not evaluated if expr1 is true - * expr1 , expr2 List; both expr1 and expr2 are always evaluated - * We implement: (), -a, -o - */ while (*argv) { const char *arg = argv[0]; int parm = index_in_strings(params, arg); const char *arg1 = argv[1]; if (parm >= PARM_name) { - /* All options starting from -name require argument */ + /* All options/actions starting from -name require argument */ if (!arg1) bb_error_msg_and_die(bb_msg_requires_arg, arg); argv++; @@ -795,8 +886,37 @@ static action*** parse_params(char **argv) /* We can use big switch() here, but on i386 * it doesn't give smaller code. Other arches? */ - /* --- Operators --- */ - if (parm == PARM_a IF_DESKTOP(|| parm == PARM_and)) { +/* Options always return true. They always take effect + * rather than being processed only when their place in the + * expression is reached. + */ + /* Options */ +#if ENABLE_FEATURE_FIND_XDEV + if (parm == OPT_XDEV) { + G.xdev_on = 1; + } +#endif +#if ENABLE_FEATURE_FIND_MAXDEPTH + else if (parm == OPT_MINDEPTH || parm == OPT_MINDEPTH + 1) { + G.minmaxdepth[parm - OPT_MINDEPTH] = xatoi_positive(arg1); + } +#endif +#if ENABLE_FEATURE_FIND_DEPTH + else if (parm == OPT_DEPTH) { + G.recurse_flags |= ACTION_DEPTHFIRST; + } +#endif +/* Actions are grouped by operators + * ( expr ) Force precedence + * ! expr True if expr is false + * -not expr Same as ! expr + * expr1 [-a[nd]] expr2 And; expr2 is not evaluated if expr1 is false + * expr1 -o[r] expr2 Or; expr2 is not evaluated if expr1 is true + * expr1 , expr2 List; both expr1 and expr2 are always evaluated + * We implement: (), -a, -o + */ + /* Operators */ + else if (parm == PARM_a IF_DESKTOP(|| parm == PARM_and)) { /* no further special handling required */ } else if (parm == PARM_o IF_DESKTOP(|| parm == PARM_or)) { @@ -813,29 +933,19 @@ static action*** parse_params(char **argv) invert_flag ^= 1; } #endif - - /* --- Tests and actions --- */ + /* Actions */ else if (parm == PARM_print) { G.need_print = 0; - /* GNU find ignores '!' here: "find ! -print" */ - IF_FEATURE_FIND_NOT( invert_flag = 0; ) (void) ALLOC_ACTION(print); } #if ENABLE_FEATURE_FIND_PRINT0 else if (parm == PARM_print0) { G.need_print = 0; - IF_FEATURE_FIND_NOT( invert_flag = 0; ) (void) ALLOC_ACTION(print0); } #endif -#if ENABLE_FEATURE_FIND_DEPTH - else if (parm == PARM_depth) { - G.recurse_flags |= ACTION_DEPTHFIRST; - } -#endif #if ENABLE_FEATURE_FIND_PRUNE else if (parm == PARM_prune) { - IF_FEATURE_FIND_NOT( invert_flag = 0; ) (void) ALLOC_ACTION(prune); } #endif @@ -851,19 +961,22 @@ static action*** parse_params(char **argv) int i; action_exec *ap; G.need_print = 0; - IF_FEATURE_FIND_NOT( invert_flag = 0; ) ap = ALLOC_ACTION(exec); ap->exec_argv = ++argv; /* first arg after -exec */ - ap->exec_argc = 0; + /*ap->exec_argc = 0; - ALLOC_ACTION did it */ while (1) { if (!*argv) /* did not see ';' or '+' until end */ bb_error_msg_and_die(bb_msg_requires_arg, "-exec"); - if (LONE_CHAR(argv[0], ';')) + // find -exec echo Foo ">{}<" ";" + // executes "echo Foo >FILENAME<", + // find -exec echo Foo ">{}<" "+" + // executes "echo Foo FILENAME1 FILENAME2 FILENAME3...". + // TODO (so far we treat "+" just like ";") + if ((argv[0][0] == ';' || argv[0][0] == '+') + && argv[0][1] == '\0' + ) { break; - //TODO: implement {} + (like xargs) - // See: - // find findutils/ -exec echo ">"{}"<" \; - // find findutils/ -exec echo ">"{}"<" + + } argv++; ap->exec_argc++; } @@ -926,17 +1039,17 @@ static action*** parse_params(char **argv) } #endif #if ENABLE_FEATURE_FIND_PERM -/* -perm mode File's permission bits are exactly mode (octal or symbolic). +/* -perm BITS File's mode bits are exactly BITS (octal or symbolic). * Symbolic modes use mode 0 as a point of departure. - * -perm -mode All of the permission bits mode are set for the file. - * -perm +mode Any of the permission bits mode are set for the file. + * -perm -BITS All of the BITS are set in file's mode. + * -perm +BITS At least one of the BITS is set in file's mode. */ else if (parm == PARM_perm) { action_perm *ap; ap = ALLOC_ACTION(perm); ap->perm_char = arg1[0]; arg1 = plus_minus_num(arg1); - ap->perm_mask = 0; + /*ap->perm_mask = 0; - ALLOC_ACTION did it */ if (!bb_parse_mode(arg1, &ap->perm_mask)) bb_error_msg_and_die("invalid mode '%s'", arg1); } @@ -1022,7 +1135,7 @@ static action*** parse_params(char **argv) else if (parm == PARM_context) { action_context *ap; ap = ALLOC_ACTION(context); - ap->context = NULL; + /*ap->context = NULL; - ALLOC_ACTION did it */ /* SELinux headers erroneously declare non-const parameter */ if (selinux_raw_to_trans_context((char*)arg1, &ap->context)) bb_simple_perror_msg(arg1); @@ -1046,193 +1159,59 @@ static action*** parse_params(char **argv) #undef ALLOC_ACTION } -//usage:#define find_trivial_usage -//usage: "[PATH]... [EXPRESSION]" -//usage:#define find_full_usage "\n\n" -//usage: "Search for files. The default PATH is the current directory,\n" -//usage: "default EXPRESSION is '-print'\n" -//usage: "\nEXPRESSION may consist of:" -//usage: "\n -follow Follow symlinks" -//usage: IF_FEATURE_FIND_XDEV( -//usage: "\n -xdev Don't descend directories on other filesystems" -//usage: ) -//usage: IF_FEATURE_FIND_MAXDEPTH( -//usage: "\n -maxdepth N Descend at most N levels. -maxdepth 0 applies" -//usage: "\n tests/actions to command line arguments only" -//usage: ) -//usage: "\n -mindepth N Don't act on first N levels" -//usage: "\n -name PATTERN File name (w/o directory name) matches PATTERN" -//usage: "\n -iname PATTERN Case insensitive -name" -//usage: IF_FEATURE_FIND_PATH( -//usage: "\n -path PATTERN Path matches PATTERN" -//usage: ) -//usage: IF_FEATURE_FIND_REGEX( -//usage: "\n -regex PATTERN Path matches regex PATTERN" -//usage: ) -//usage: IF_FEATURE_FIND_TYPE( -//usage: "\n -type X File type is X (X is one of: f,d,l,b,c,...)" -//usage: ) -//usage: IF_FEATURE_FIND_PERM( -//usage: "\n -perm NNN Permissions match any of (+NNN), all of (-NNN)," -//usage: "\n or exactly NNN" -//usage: ) -//usage: IF_FEATURE_FIND_MTIME( -//usage: "\n -mtime DAYS Modified time is greater than (+N), less than (-N)," -//usage: "\n or exactly N days" -//usage: ) -//usage: IF_FEATURE_FIND_MMIN( -//usage: "\n -mmin MINS Modified time is greater than (+N), less than (-N)," -//usage: "\n or exactly N minutes" -//usage: ) -//usage: IF_FEATURE_FIND_NEWER( -//usage: "\n -newer FILE Modified time is more recent than FILE's" -//usage: ) -//usage: IF_FEATURE_FIND_INUM( -//usage: "\n -inum N File has inode number N" -//usage: ) -//usage: IF_FEATURE_FIND_USER( -//usage: "\n -user NAME File is owned by user NAME (numeric user ID allowed)" -//usage: ) -//usage: IF_FEATURE_FIND_GROUP( -//usage: "\n -group NAME File belongs to group NAME (numeric group ID allowed)" -//usage: ) -//usage: IF_FEATURE_FIND_DEPTH( -//usage: "\n -depth Process directory name after traversing it" -//usage: ) -//usage: IF_FEATURE_FIND_SIZE( -//usage: "\n -size N[bck] File size is N (c:bytes,k:kbytes,b:512 bytes(def.))" -//usage: "\n +/-N: file size is bigger/smaller than N" -//usage: ) -//usage: IF_FEATURE_FIND_LINKS( -//usage: "\n -links N Number of links is greater than (+N), less than (-N)," -//usage: "\n or exactly N" -//usage: ) -//usage: "\n -print Print (default and assumed)" -//usage: IF_FEATURE_FIND_PRINT0( -//usage: "\n -print0 Delimit output with null characters rather than" -//usage: "\n newlines" -//usage: ) -//usage: IF_FEATURE_FIND_CONTEXT( -//usage: "\n -context File has specified security context" -//usage: ) -//usage: IF_FEATURE_FIND_EXEC( -//usage: "\n -exec CMD ARG ; Run CMD with all instances of {} replaced by the" -//usage: "\n matching files" -//usage: ) -//usage: IF_FEATURE_FIND_PRUNE( -//usage: "\n -prune Stop traversing current subtree" -//usage: ) -//usage: IF_FEATURE_FIND_DELETE( -//usage: "\n -delete Delete files, turns on -depth option" -//usage: ) -//usage: IF_FEATURE_FIND_PAREN( -//usage: "\n (EXPR) Group an expression" -//usage: ) -//usage: -//usage:#define find_example_usage -//usage: "$ find / -name passwd\n" -//usage: "/etc/passwd\n" - int find_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; int find_main(int argc UNUSED_PARAM, char **argv) { - static const char options[] ALIGN1 = - "-follow\0" -IF_FEATURE_FIND_XDEV( "-xdev\0" ) -IF_FEATURE_FIND_MAXDEPTH("-mindepth\0""-maxdepth\0") - ; - enum { - OPT_FOLLOW, -IF_FEATURE_FIND_XDEV( OPT_XDEV ,) -IF_FEATURE_FIND_MAXDEPTH(OPT_MINDEPTH,) - }; - - char *arg; - char **argp; int i, firstopt, status = EXIT_SUCCESS; -#if ENABLE_FEATURE_FIND_MAXDEPTH - int minmaxdepth[2] = { 0, INT_MAX }; -#else -#define minmaxdepth NULL -#endif INIT_G(); - for (firstopt = 1; argv[firstopt]; firstopt++) { + argv++; + for (firstopt = 0; argv[firstopt]; firstopt++) { if (argv[firstopt][0] == '-') break; if (ENABLE_FEATURE_FIND_NOT && LONE_CHAR(argv[firstopt], '!')) break; -#if ENABLE_FEATURE_FIND_PAREN - if (LONE_CHAR(argv[firstopt], '(')) + if (ENABLE_FEATURE_FIND_PAREN && LONE_CHAR(argv[firstopt], '(')) break; -#endif } - if (firstopt == 1) { - argv[0] = (char*)"."; - argv--; + if (firstopt == 0) { + *--argv = (char*)"."; firstopt++; } -/* All options always return true. They always take effect - * rather than being processed only when their place in the - * expression is reached. - * We implement: -follow, -xdev, -maxdepth - */ - /* Process options, and replace then with -a */ - /* (-a will be ignored by recursive parser later) */ - argp = &argv[firstopt]; - while ((arg = argp[0])) { - int opt = index_in_strings(options, arg); - if (opt == OPT_FOLLOW) { - G.recurse_flags |= ACTION_FOLLOWLINKS | ACTION_DANGLING_OK; - argp[0] = (char*)"-a"; - } + G.actions = parse_params(&argv[firstopt]); + argv[firstopt] = NULL; + #if ENABLE_FEATURE_FIND_XDEV - if (opt == OPT_XDEV) { - struct stat stbuf; - if (!G.xdev_count) { - G.xdev_count = firstopt - 1; - G.xdev_dev = xzalloc(G.xdev_count * sizeof(G.xdev_dev[0])); - for (i = 1; i < firstopt; i++) { - /* not xstat(): shouldn't bomb out on - * "find not_exist exist -xdev" */ - if (stat(argv[i], &stbuf) == 0) - G.xdev_dev[i-1] = stbuf.st_dev; - /* else G.xdev_dev[i-1] stays 0 and - * won't match any real device dev_t */ - } - } - argp[0] = (char*)"-a"; - } -#endif -#if ENABLE_FEATURE_FIND_MAXDEPTH - if (opt == OPT_MINDEPTH || opt == OPT_MINDEPTH + 1) { - if (!argp[1]) - bb_show_usage(); - minmaxdepth[opt - OPT_MINDEPTH] = xatoi_u(argp[1]); - argp[0] = (char*)"-a"; - argp[1] = (char*)"-a"; - argp++; + if (G.xdev_on) { + struct stat stbuf; + + G.xdev_count = firstopt; + G.xdev_dev = xzalloc(G.xdev_count * sizeof(G.xdev_dev[0])); + for (i = 0; argv[i]; i++) { + /* not xstat(): shouldn't bomb out on + * "find not_exist exist -xdev" */ + if (stat(argv[i], &stbuf) == 0) + G.xdev_dev[i] = stbuf.st_dev; + /* else G.xdev_dev[i] stays 0 and + * won't match any real device dev_t + */ } -#endif - argp++; } +#endif - G.actions = parse_params(&argv[firstopt]); - - for (i = 1; i < firstopt; i++) { + for (i = 0; argv[i]; i++) { if (!recursive_action(argv[i], G.recurse_flags,/* flags */ fileAction, /* file action */ fileAction, /* dir action */ -#if ENABLE_FEATURE_FIND_MAXDEPTH - minmaxdepth, /* user data */ -#else NULL, /* user data */ -#endif - 0)) /* depth */ + 0) /* depth */ + ) { status = EXIT_FAILURE; + } } + return status; }