/* Determine whether string value is affirmation or negative response
according to current locale's data.
- Copyright (C) 1996, 1998 Free Software Foundation, Inc.
+ Copyright (C) 1996, 1998, 2000, 2002, 2003 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
# include <config.h>
#endif
+#include <stddef.h>
#if STDC_HEADERS || _LIBC
-# include <stddef.h>
# include <stdlib.h>
-#else
-# ifndef NULL
-# define NULL 0
-# endif
#endif
-#include <sys/types.h>
-#include <regex.h>
-
#if ENABLE_NLS
-# include <libintl.h>
-# define _(Text) gettext (Text)
-#else
-# define _(Text) Text
-#endif
+# include <sys/types.h>
+# include <limits.h>
+# include <regex.h>
+# include "gettext.h"
+# define _(msgid) gettext (msgid)
static int
-try (response, pattern, match, nomatch, lastp, re)
- const char *response;
- const char *pattern;
- const int match;
- const int nomatch;
- const char **lastp;
- regex_t *re;
+try (const char *response, const char *pattern, const int match,
+ const int nomatch, const char **lastp, regex_t *re)
{
if (pattern != *lastp)
{
/* See if the regular expression matches RESPONSE. */
return regexec (re, response, 0, NULL, 0) == 0 ? match : nomatch;
}
+#endif
int
-rpmatch (response)
- const char *response;
+rpmatch (const char *response)
{
+#if ENABLE_NLS
/* Match against one of the response patterns, compiling the pattern
first if necessary. */
&yesexpr, &yesre))
? result
: try (response, _("^[nN]"), 0, -1, &noexpr, &nore));
+#else
+ /* Test against "^[yY]" and "^[nN]", hardcoded to avoid requiring regex */
+ return (*response == 'y' || *response == 'Y' ? 1
+ : *response == 'n' || *response == 'N' ? 0 : -1);
+#endif
}