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[/] [or1k/] [branches/] [oc/] [gdb-5.0/] [libiberty/] [basename.c] - Rev 1765
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/* Return the basename of a pathname. This file is in the public domain. */ /* NAME basename -- return pointer to last component of a pathname SYNOPSIS char *basename (const char *name) DESCRIPTION Given a pointer to a string containing a typical pathname (/usr/src/cmd/ls/ls.c for example), returns a pointer to the last component of the pathname ("ls.c" in this case). BUGS Presumes a UNIX or DOS/Windows style path with UNIX or DOS/Windows style separators. */ #include "ansidecl.h" #include "libiberty.h" #include <ctype.h> #ifndef DIR_SEPARATOR #define DIR_SEPARATOR '/' #endif #if defined (_WIN32) || defined (__MSDOS__) || defined (__DJGPP__) || \ defined (__OS2__) #define HAVE_DOS_BASED_FILE_SYSTEM #ifndef DIR_SEPARATOR_2 #define DIR_SEPARATOR_2 '\\' #endif #endif /* Define IS_DIR_SEPARATOR. */ #ifndef DIR_SEPARATOR_2 # define IS_DIR_SEPARATOR(ch) ((ch) == DIR_SEPARATOR) #else /* DIR_SEPARATOR_2 */ # define IS_DIR_SEPARATOR(ch) \ (((ch) == DIR_SEPARATOR) || ((ch) == DIR_SEPARATOR_2)) #endif /* DIR_SEPARATOR_2 */ char * basename (name) const char *name; { const char *base; #if defined (HAVE_DOS_BASED_FILE_SYSTEM) /* Skip over the disk name in MSDOS pathnames. */ if (isalpha (name[0]) && name[1] == ':') name += 2; #endif for (base = name; *name; name++) { if (IS_DIR_SEPARATOR (*name)) { base = name + 1; } } return (char *) base; }