Mercurial > gnulib
view lib/basename.c @ 40216:02ed6264c100
strfmon_l: Fix -fsanitize=address finding.
* lib/strfmon_l.c: Include <errno.h>, <stdbool.h>, <stdlib.h>,
<string.h>.
(MAX_ARGS): Renamed from MAX_ARG_WORDS.
(directive_t, directives_t): New types.
(fmon_parse): New function.
(rpl_strfmon_l): Don't call va_arg more often than needed for the
format string. Consume 'long double' arguments in places where the
format string indicates so.
* modules/strfmon_l (Depends-on): Add 'stdbool'.
author | Bruno Haible <bruno@clisp.org> |
---|---|
date | Sat, 09 Mar 2019 23:30:40 +0100 |
parents | b06060465f09 |
children |
line wrap: on
line source
/* basename.c -- return the last element in a file name Copyright (C) 1990, 1998-2001, 2003-2006, 2009-2019 Free Software Foundation, Inc. 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 3 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, see <https://www.gnu.org/licenses/>. */ #include <config.h> #include "dirname.h" #include <string.h> #include "xalloc.h" #include "xstrndup.h" char * base_name (char const *name) { char const *base = last_component (name); size_t length; /* If there is no last component, then name is a file system root or the empty string. */ if (! *base) return xstrndup (name, base_len (name)); /* Collapse a sequence of trailing slashes into one. */ length = base_len (base); if (ISSLASH (base[length])) length++; /* On systems with drive letters, "a/b:c" must return "./b:c" rather than "b:c" to avoid confusion with a drive letter. On systems with pure POSIX semantics, this is not an issue. */ if (FILE_SYSTEM_PREFIX_LEN (base)) { char *p = xmalloc (length + 3); p[0] = '.'; p[1] = '/'; memcpy (p + 2, base, length); p[length + 2] = '\0'; return p; } /* Finally, copy the basename. */ return xstrndup (base, length); }