tar: update ancient configure cruft

[chaz/tar] / lib / prepargs.c

diff --git a/lib/prepargs.c b/lib/prepargs.c
index 9b30d2493bffad74ef5718e50985b916b4e05b92..068688b1afdf902310718cbf4a8e9a5a396e476a 100644 (file)
--- a/lib/prepargs.c
+++ b/lib/prepargs.c
@@ -29,16 +29,6 @@
 
 #include <ctype.h>
 
-/* IN_CTYPE_DOMAIN (C) is nonzero if the unsigned char C can safely be given
-   as an argument to <ctype.h> macros like "isspace".  */
-#ifdef STDC_HEADERS
-# define IN_CTYPE_DOMAIN(c) 1
-#else
-# define IN_CTYPE_DOMAIN(c) ((c) <= 0177)
-#endif
-
-#define ISSPACE(c) (IN_CTYPE_DOMAIN (c) && isspace (c))
-
 /* Find the white-space-separated options specified by OPTIONS, and
    using BUF to store copies of these options, set ARGV[0], ARGV[1],
    etc. to the option copies.  Return the number N of options found.
@@ -53,7 +43,7 @@ prepend_args (char const *options, char *buf, char **argv)
 
   for (;;)
     {
-      while (ISSPACE ((unsigned char) *o))
+      while (isspace ((unsigned char) *o))
        o++;
       if (!*o)
        return n;
@@ -64,7 +54,7 @@ prepend_args (char const *options, char *buf, char **argv)
       do
        if ((*b++ = *o++) == '\\' && *o)
          b[-1] = *o++;
-      while (*o && ! ISSPACE ((unsigned char) *o));
+      while (*o && ! isspace ((unsigned char) *o));
 
       *b++ = '\0';
     }