freebsd-src/contrib/patch/basename.c
1997-06-29 06:55:02 +00:00

32 lines
675 B
C

/* basename.c -- return the last element in a path */
#if HAVE_CONFIG_H
# include <config.h>
#endif
#include <backupfile.h>
#ifndef FILESYSTEM_PREFIX_LEN
#define FILESYSTEM_PREFIX_LEN(f) 0
#endif
#ifndef ISSLASH
#define ISSLASH(c) ((c) == '/')
#endif
/* In general, we can't use the builtin `basename' function if available,
since it has different meanings in different environments.
In some environments the builtin `basename' modifies its argument. */
char *
base_name (name)
char const *name;
{
char const *base = name += FILESYSTEM_PREFIX_LEN (name);
for (; *name; name++)
if (ISSLASH (*name))
base = name + 1;
return (char *) base;
}