diff options
Diffstat (limited to 'include/filenames.h')
| -rw-r--r-- | include/filenames.h | 52 |
1 files changed, 32 insertions, 20 deletions
diff --git a/include/filenames.h b/include/filenames.h index d5e34a0..ff4e5ac 100644 --- a/include/filenames.h +++ b/include/filenames.h @@ -31,34 +31,46 @@ extern "C" { #endif #if defined(__MSDOS__) || defined(_WIN32) || defined(__OS2__) || defined (__CYGWIN__) - -#ifndef HAVE_DOS_BASED_FILE_SYSTEM -#define HAVE_DOS_BASED_FILE_SYSTEM 1 +# ifndef HAVE_DOS_BASED_FILE_SYSTEM +# define HAVE_DOS_BASED_FILE_SYSTEM 1 +# endif +# define PATH_SEPARATOR ';' +# define HAS_DRIVE_SPEC(f) HAS_DOS_DRIVE_SPEC (f) +# define IS_DIR_SEPARATOR(c) IS_DOS_DIR_SEPARATOR (c) +# define IS_ABSOLUTE_PATH(f) IS_DOS_ABSOLUTE_PATH (f) +#else /* not DOSish */ +# define PATH_SEPARATOR ':' +# define HAS_DRIVE_SPEC(f) (0) +# define IS_DIR_SEPARATOR(c) IS_UNIX_DIR_SEPARATOR (c) +# define IS_ABSOLUTE_PATH(f) IS_UNIX_ABSOLUTE_PATH (f) #endif -#define IS_DIR_SEPARATOR(c) ((c) == '/' || (c) == '\\') +#define IS_DIR_SEPARATOR_1(dos_based, c) \ + (((c) == '/') \ + || (((c) == '\\') && (dos_based))) -#define HAS_DRIVE_SPEC(f) (((f)[0]) && ((f)[1] == ':')) +#define HAS_DRIVE_SPEC_1(dos_based, f) \ + ((f)[0] && ((f)[1] == ':') && (dos_based)) /* Remove the drive spec from F, assuming HAS_DRIVE_SPEC (f). The result is a pointer to the remainder of F. */ #define STRIP_DRIVE_SPEC(f) ((f) + 2) -/* Note that IS_ABSOLUTE_PATH accepts d:foo as well, although it is - only semi-absolute. This is because the users of IS_ABSOLUTE_PATH - want to know whether to prepend the current working directory to - a file name, which should not be done with a name like d:foo. */ -#define IS_ABSOLUTE_PATH(f) (IS_DIR_SEPARATOR((f)[0]) || HAS_DRIVE_SPEC(f)) - -#else /* not DOSish */ - -#define IS_DIR_SEPARATOR(c) ((c) == '/') -#define IS_ABSOLUTE_PATH(f) (IS_DIR_SEPARATOR((f)[0])) - -#define HAS_DRIVE_SPEC(f) (0) -#define STRIP_DRIVE_SPEC(f) (f) - -#endif /* not DOSish */ +#define IS_DOS_DIR_SEPARATOR(c) IS_DIR_SEPARATOR_1 (1, c) +#define IS_DOS_ABSOLUTE_PATH(f) IS_ABSOLUTE_PATH_1 (1, f) +#define HAS_DOS_DRIVE_SPEC(f) HAS_DRIVE_SPEC_1 (1, f) + +#define IS_UNIX_DIR_SEPARATOR(c) IS_DIR_SEPARATOR_1 (0, c) +#define IS_UNIX_ABSOLUTE_PATH(f) IS_ABSOLUTE_PATH_1 (0, f) + +/* Note that when DOS_BASED is true, IS_ABSOLUTE_PATH accepts d:foo as + well, although it is only semi-absolute. This is because the users + of IS_ABSOLUTE_PATH want to know whether to prepend the current + working directory to a file name, which should not be done with a + name like d:foo. */ +#define IS_ABSOLUTE_PATH_1(dos_based, f) \ + (IS_DIR_SEPARATOR_1 (dos_based, (f)[0]) \ + || HAS_DRIVE_SPEC_1 (dos_based, f)) extern int filename_cmp (const char *s1, const char *s2); #define FILENAME_CMP(s1, s2) filename_cmp(s1, s2) |