diff options
Diffstat (limited to 'release/src/router/busybox/libbb/getopt_ulflags.c')
| -rw-r--r-- | release/src/router/busybox/libbb/getopt_ulflags.c | 170 |
1 files changed, 0 insertions, 170 deletions
diff --git a/release/src/router/busybox/libbb/getopt_ulflags.c b/release/src/router/busybox/libbb/getopt_ulflags.c deleted file mode 100644 index 9bf8c055..00000000 --- a/release/src/router/busybox/libbb/getopt_ulflags.c +++ /dev/null @@ -1,170 +0,0 @@ -/* vi: set sw=4 ts=4: */ -/* - * universal getopt_ulflags implementation for busybox - * - * Copyright (C) 2003 Vladimir Oleynik <dzo@simtreas.ru> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * - */ - -#include <getopt.h> -#include <string.h> -#include <assert.h> -#include <stdlib.h> -#include "libbb.h" - -/* -You can set bb_opt_complementaly as string with one or more -complementaly or incongruously options. -If sequential founded option haved from this string -then your incongruously pairs unsets and complementaly make add sets. -Format: -one char - option for check, -chars - complementaly option for add sets. -- chars - option triggered for unsets. -~ chars - option incongruously. -* - option list, called add_to_list(*ptr_from_usaged, optarg) -: - separator. -Example: du applet can have options "-s" and "-d size" -If getopt found -s then -d option flag unset or if found -d then -s unset. -For this result you must set bb_opt_complementaly = "s-d:d-s". -Result have last option flag only from called arguments. -Warning! You can check returned flag, pointer to "d:" argument seted -to own optarg always. -Example two: cut applet must only one type of list may be specified, -and -b, -c and -f incongruously option, overwited option is error also. -You must set bb_opt_complementaly = "b~bcf:c~bcf:f~bcf". -If called have more one specified, return value have error flag - -high bite set (0x80000000UL). -Example three: grep applet can have one or more "-e pattern" arguments. -You should use bb_getopt_ulflags() as -llist_t *paterns; -bb_opt_complementaly = "e*"; -bb_getopt_ulflags (argc, argv, "e:", &paterns); -*/ - -const char *bb_opt_complementaly; - -typedef struct -{ - char opt; - char list_flg; - unsigned long switch_on; - unsigned long switch_off; - unsigned long incongruously; - void **optarg; /* char **optarg or llist_t **optarg */ -} t_complementaly; - -/* You can set bb_applet_long_options for parse called long options */ - -static const struct option bb_default_long_options[] = { - /* { "help", 0, NULL, '?' }, */ - { 0, 0, 0, 0 } -}; - -const struct option *bb_applet_long_options = bb_default_long_options; - - -unsigned long -bb_getopt_ulflags (int argc, char **argv, const char *applet_opts, ...) -{ - unsigned long flags = 0; - int c = 0; - const char *s; - t_complementaly *complementaly; - t_complementaly *on_off; - va_list p; - - va_start (p, applet_opts); - - for (s = applet_opts; *s; s++) { - c++; - while (s[1] == ':') { - /* check GNU extension "o::" - optional arg */ - s++; - } - } - complementaly = xcalloc (c + 1, sizeof (t_complementaly)); - c = 0; - for (s = applet_opts; *s; s++) { - complementaly->opt = *s; - complementaly->switch_on |= (1 << c); - c++; - if (s[1] == ':') { - complementaly->optarg = va_arg (p, void **); - do - s++; - while (s[1] == ':'); - } - complementaly++; - } - complementaly->opt = 0; - complementaly -= c; - c = 0; - for (s = bb_opt_complementaly; s && *s; s++) { - t_complementaly *pair; - - if (*s == ':') { - c = 0; - continue; - } - if (c) - continue; - for (on_off = complementaly; on_off->opt; on_off++) - if (on_off->opt == *s) - break; - pair = on_off; - for(s++; *s && *s != ':'; s++) { - if (*s == '-' || *s == '~') { - c = *s; - } else if(*s == '*') { - pair->list_flg++; - } else { - unsigned long *pair_switch = &(pair->switch_on); - - if(c) - pair_switch = c == '-' ? &(pair->switch_off) : &(pair->incongruously); - for (on_off = complementaly; on_off->opt; on_off++) - if (on_off->opt == *s) { - *pair_switch |= on_off->switch_on; - break; - } - } - } - s--; - } - - while ((c = getopt_long (argc, argv, applet_opts, - bb_applet_long_options, NULL)) > 0) { - - for (on_off = complementaly; on_off->opt != c; on_off++) { - if(!on_off->opt) - bb_show_usage (); - } - if(flags & on_off->incongruously) - flags |= 0x80000000UL; - flags &= ~on_off->switch_off; - flags |= on_off->switch_on; - if(on_off->list_flg) { - *(llist_t **)(on_off->optarg) = - llist_add_to(*(llist_t **)(on_off->optarg), optarg); - } else if (on_off->optarg) { - *(char **)(on_off->optarg) = optarg; - } - } - free(complementaly); - return flags; -} |