* config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Change meabi=3 to
[official-gcc.git] / libiberty / basename.c
blob69a982d7dca8f5795b69e361347bf84ec0ef0314
1 /* Return the basename of a pathname.
2 This file is in the public domain. */
4 /*
6 @deftypefn Supplemental char* basename (const char *@var{name})
8 Returns a pointer to the last component of pathname @var{name}.
9 Behavior is undefined if the pathname ends in a directory separator.
11 @end deftypefn
15 #include "ansidecl.h"
16 #include "libiberty.h"
17 #include "safe-ctype.h"
19 #ifndef DIR_SEPARATOR
20 #define DIR_SEPARATOR '/'
21 #endif
23 #if defined (_WIN32) || defined (__MSDOS__) || defined (__DJGPP__) || \
24 defined (__OS2__)
25 #define HAVE_DOS_BASED_FILE_SYSTEM
26 #ifndef DIR_SEPARATOR_2
27 #define DIR_SEPARATOR_2 '\\'
28 #endif
29 #endif
31 /* Define IS_DIR_SEPARATOR. */
32 #ifndef DIR_SEPARATOR_2
33 # define IS_DIR_SEPARATOR(ch) ((ch) == DIR_SEPARATOR)
34 #else /* DIR_SEPARATOR_2 */
35 # define IS_DIR_SEPARATOR(ch) \
36 (((ch) == DIR_SEPARATOR) || ((ch) == DIR_SEPARATOR_2))
37 #endif /* DIR_SEPARATOR_2 */
39 char *
40 basename (name)
41 const char *name;
43 const char *base;
45 #if defined (HAVE_DOS_BASED_FILE_SYSTEM)
46 /* Skip over the disk name in MSDOS pathnames. */
47 if (ISALPHA (name[0]) && name[1] == ':')
48 name += 2;
49 #endif
51 for (base = name; *name; name++)
53 if (IS_DIR_SEPARATOR (*name))
55 base = name + 1;
58 return (char *) base;