diff options
author | P. J. McDermott <pjm@nac.net> | 2012-02-09 10:56:43 (EST) |
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committer | P. J. McDermott <pjm@nac.net> | 2012-02-09 10:56:43 (EST) |
commit | f431cd1a48a6a5186633bf5f16a2d21cb4399e8c (patch) | |
tree | 337e36fd9d7884fcf76ba769ab7b0039f52d9d31 /src/libbb/.svn/text-base/last_char_is.c.svn-base |
Initial commit.
TODO: Copyright information.
Including source code and a patch to add files generated by GNU Autoconf
is not very pretty... Running 'make dist' in the SVN trunk to generate
a source archive might be better.
Diffstat (limited to 'src/libbb/.svn/text-base/last_char_is.c.svn-base')
-rw-r--r-- | src/libbb/.svn/text-base/last_char_is.c.svn-base | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/src/libbb/.svn/text-base/last_char_is.c.svn-base b/src/libbb/.svn/text-base/last_char_is.c.svn-base new file mode 100644 index 0000000..26c2423 --- /dev/null +++ b/src/libbb/.svn/text-base/last_char_is.c.svn-base @@ -0,0 +1,40 @@ +/* + * busybox library eXtended function + * + * Copyright (C) 2001 Larry Doolittle, <ldoolitt@recycle.lbl.gov> + * + * 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 <string.h> +#include "libbb.h" + +/* Find out if the last character of a string matches the one given Don't + * underrun the buffer if the string length is 0. Also avoids a possible + * space-hogging inline of strlen() per usage. + */ +char * last_char_is(const char *s, int c) +{ + char *sret; + if (!s) + return NULL; + sret = (char *)s+strlen(s)-1; + if (sret>=s && *sret == c) { + return sret; + } else { + return NULL; + } +} |