diff options
author | Eric Andersen <andersen@codepoet.org> | 2001-03-17 01:47:14 +0300 |
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committer | Eric Andersen <andersen@codepoet.org> | 2001-03-17 01:47:14 +0300 |
commit | aad1a88c76f208d188fd061e3723bd637437e8d5 (patch) | |
tree | 75ac2b994f7f04af776e93eeedba82b873ff557e /libbb/parse_number.c | |
parent | dfba13d199bb58d802df99c1ef20fdc0d628e86d (diff) |
Convert utility.c into libbb.a. It is now a whole pile of .c
files. Clean up the resulting damage and fix up the makefile.
-Erik
Diffstat (limited to 'libbb/parse_number.c')
-rw-r--r-- | libbb/parse_number.c | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/libbb/parse_number.c b/libbb/parse_number.c new file mode 100644 index 000000000..c90511dca --- /dev/null +++ b/libbb/parse_number.c @@ -0,0 +1,74 @@ +/* vi: set sw=4 ts=4: */ +/* + * Utility routines. + * + * Copyright (C) tons of folks. Tracking down who wrote what + * isn't something I'm going to worry about... If you wrote something + * here, please feel free to acknowledge your work. + * + * 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 + * + * Based in part on code from sash, Copyright (c) 1999 by David I. Bell + * Permission has been granted to redistribute this code under the GPL. + * + */ + +#include <stdio.h> +#include <string.h> +#include <stdlib.h> +#include "libbb.h" + + +unsigned long parse_number(const char *numstr, + const struct suffix_mult *suffixes) +{ + const struct suffix_mult *sm; + unsigned long int ret; + int len; + char *end; + + ret = strtoul(numstr, &end, 10); + if (numstr == end) + error_msg_and_die("invalid number `%s'", numstr); + while (end[0] != '\0') { + sm = suffixes; + while ( sm != 0 ) { + if(sm->suffix) { + len = strlen(sm->suffix); + if (strncmp(sm->suffix, end, len) == 0) { + ret *= sm->mult; + end += len; + break; + } + sm++; + + } else + sm = 0; + } + if (sm == 0) + error_msg_and_die("invalid number `%s'", numstr); + } + return ret; +} + + +/* END CODE */ +/* +Local Variables: +c-file-style: "linux" +c-basic-offset: 4 +tab-width: 4 +End: +*/ |