X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Fargmatch.c;h=ffc638c274bf0e47094654d7da348ee0b278dac8;hb=d33e27b00b65fc12a046ca1f1bdb17bc5c1d1585;hp=345256af602b8e9011c616dd85dec0d4482b30fd;hpb=14ab035d4ed2f1bdcf4c2b90c45c7398870f84bc;p=gnulib.git

diff --git a/lib/argmatch.c b/lib/argmatch.c
index 345256af6..ffc638c27 100644
--- a/lib/argmatch.c
+++ b/lib/argmatch.c
@@ -1,7 +1,7 @@
 /* argmatch.c -- find a match for a string in an array
 
-   Copyright (C) 1990, 1998, 1999, 2001, 2002, 2003 Free Software
-   Foundation, Inc.
+   Copyright (C) 1990, 1998, 1999, 2001, 2002, 2003, 2004 Free
+   Software Foundation, Inc.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -27,6 +27,7 @@
 /* Specification.  */
 #include "argmatch.h"
 
+#include <stdbool.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
@@ -35,6 +36,7 @@
 #define _(msgid) gettext (msgid)
 
 #include "error.h"
+#include "exit.h"
 #include "quotearg.h"
 #include "quote.h"
 #include "unlocked-io.h"
@@ -46,13 +48,10 @@
 # define ARGMATCH_QUOTING_STYLE locale_quoting_style
 #endif
 
-#ifndef EXIT_FAILURE
-# define EXIT_FAILURE 1
-#endif
-
 /* Non failing version of argmatch call this function after failing. */
 #ifndef ARGMATCH_DIE
-# define ARGMATCH_DIE exit (EXIT_FAILURE)
+# include "exitfail.h"
+# define ARGMATCH_DIE exit (exit_failure)
 #endif
 
 #ifdef ARGMATCH_DIE_DECL
@@ -81,14 +80,14 @@ argmatch_exit_fn argmatch_die = __argmatch_die;
      "no", "nope" -> 1
    "y" is a valid argument, for `0', and "n" for `1'.  */
 
-int
+ptrdiff_t
 argmatch (const char *arg, const char *const *arglist,
 	  const char *vallist, size_t valsize)
 {
-  int i;			/* Temporary index in ARGLIST.  */
+  size_t i;			/* Temporary index in ARGLIST.  */
   size_t arglen;		/* Length of ARG.  */
-  int matchind = -1;		/* Index of first nonexact match.  */
-  int ambiguous = 0;		/* If nonzero, multiple nonexact match(es).  */
+  ptrdiff_t matchind = -1;	/* Index of first nonexact match.  */
+  bool ambiguous = false;	/* If true, multiple nonexact match(es).  */
 
   arglen = strlen (arg);
 
@@ -112,7 +111,7 @@ argmatch (const char *arg, const char *const *arglist,
 		{
 		  /* There is a real ambiguity, or we could not
 		     disambiguate. */
-		  ambiguous = 1;
+		  ambiguous = true;
 		}
 	    }
 	}
@@ -129,7 +128,7 @@ argmatch (const char *arg, const char *const *arglist,
    PROBLEM is the return value from argmatch.  */
 
 void
-argmatch_invalid (const char *context, const char *value, int problem)
+argmatch_invalid (const char *context, const char *value, ptrdiff_t problem)
 {
   char const *format = (problem == -1
 			? _("invalid argument %s for %s")
@@ -147,7 +146,7 @@ void
 argmatch_valid (const char *const *arglist,
 		const char *vallist, size_t valsize)
 {
-  int i;
+  size_t i;
   const char *last_val = NULL;
 
   /* We try to put synonyms on the same line.  The assumption is that
@@ -173,13 +172,13 @@ argmatch_valid (const char *const *arglist,
    "--version-control", or "$VERSION_CONTROL" etc.).  Upon failure,
    calls the (supposed never to return) function EXIT_FN. */
 
-int
+ptrdiff_t
 __xargmatch_internal (const char *context,
 		      const char *arg, const char *const *arglist,
 		      const char *vallist, size_t valsize,
 		      argmatch_exit_fn exit_fn)
 {
-  int res = argmatch (arg, arglist, vallist, valsize);
+  ptrdiff_t res = argmatch (arg, arglist, vallist, valsize);
   if (res >= 0)
     /* Success. */
     return res;
@@ -199,7 +198,7 @@ argmatch_to_argument (const char *value,
 		      const char *const *arglist,
 		      const char *vallist, size_t valsize)
 {
-  int i;
+  size_t i;
 
   for (i = 0; arglist[i]; i++)
     if (!memcmp (value, vallist + valsize * i, valsize))
@@ -217,17 +216,17 @@ char *program_name;
 enum backup_type
 {
   /* Never make backups.  */
-  none,
+  no_backups,
 
   /* Make simple backups of every file.  */
-  simple,
+  simple_backups,
 
   /* Make numbered backups of files that already have numbered backups,
      and simple backups of the others.  */
-  numbered_existing,
+  numbered_existing_backups,
 
   /* Make numbered backups of every file.  */
-  numbered
+  numbered_backups
 };
 
 /* Two tables describing arguments (keys) and their corresponding
@@ -243,17 +242,17 @@ static const char *const backup_args[] =
 
 static const enum backup_type backup_vals[] =
 {
-  none, none, none,
-  simple, simple,
-  numbered_existing, numbered_existing,
-  numbered, numbered
+  no_backups, no_backups, no_backups,
+  simple_backups, simple_backups,
+  numbered_existing_backups, numbered_existing_backups,
+  numbered_backups, numbered_backups
 };
 
 int
 main (int argc, const char *const *argv)
 {
   const char *cp;
-  enum backup_type backup_type = none;
+  enum backup_type backup_type = no_backups;
 
   program_name = (char *) argv[0];