From bed1d43698807a07bb4ddb93a46b0bd84b9970b3 Mon Sep 17 00:00:00 2001
From: Darren Tucker <dtucker@dtucker.net>
Date: Fri, 22 Feb 2019 15:21:21 +1100
Subject: Revert unintended parts of previous commit.

---
 openbsd-compat/bsd-cygwin_util.c | 146 ---------------------------------------
 1 file changed, 146 deletions(-)

(limited to 'openbsd-compat/bsd-cygwin_util.c')

diff --git a/openbsd-compat/bsd-cygwin_util.c b/openbsd-compat/bsd-cygwin_util.c
index f721fca9d..fb49e30f5 100644
--- a/openbsd-compat/bsd-cygwin_util.c
+++ b/openbsd-compat/bsd-cygwin_util.c
@@ -37,8 +37,6 @@
 #include <string.h>
 #include <unistd.h>
 #include <stdarg.h>
-#include <wchar.h>
-#include <wctype.h>
 
 #include "xmalloc.h"
 
@@ -119,148 +117,4 @@ free_windows_environment(char **p)
 	free(p);
 }
 
-/*
- * Returns true if the given string matches the pattern (which may contain ?
- * and * as wildcards), and zero if it does not match.
- *
- * The Cygwin version of this function must be case-insensitive and take
- * Unicode characters into account.
- */
-
-static int
-__match_pattern (const wchar_t *s, const wchar_t *pattern, int caseinsensitive)
-{
-	for (;;) {
-		/* If at end of pattern, accept if also at end of string. */
-		if (!*pattern)
-			return !*s;
-
-		if (*pattern == '*') {
-			/* Skip the asterisk. */
-			pattern++;
-
-			/* If at end of pattern, accept immediately. */
-			if (!*pattern)
-				return 1;
-
-			/* If next character in pattern is known, optimize. */
-			if (*pattern != '?' && *pattern != '*') {
-				/*
-				 * Look instances of the next character in
-				 * pattern, and try to match starting from
-				 * those.
-				 */
-				for (; *s; s++)
-					if (*s == *pattern &&
-					    __match_pattern(s + 1, pattern + 1,
-							    caseinsensitive))
-						return 1;
-				/* Failed. */
-				return 0;
-			}
-			/*
-			 * Move ahead one character at a time and try to
-			 * match at each position.
-			 */
-			for (; *s; s++)
-				if (__match_pattern(s, pattern, caseinsensitive))
-					return 1;
-			/* Failed. */
-			return 0;
-		}
-		/*
-		 * There must be at least one more character in the string.
-		 * If we are at the end, fail.
-		 */
-		if (!*s)
-			return 0;
-
-		/* Check if the next character of the string is acceptable. */
-		if (*pattern != '?' && (*pattern != *s &&
-		     (!caseinsensitive || towlower(*pattern) != towlower(*s))))
-			return 0;
-
-		/* Move to the next character, both in string and in pattern. */
-		s++;
-		pattern++;
-	}
-	/* NOTREACHED */
-}
-
-static int
-_match_pattern(const char *s, const char *pattern, int caseinsensitive)
-{
-	wchar_t *ws;
-	wchar_t *wpattern;
-	size_t len;
-
-	if ((len = mbstowcs(NULL, s, 0)) < 0)
-		return 0;
-	ws = (wchar_t *) alloca((len + 1) * sizeof (wchar_t));
-	mbstowcs(ws, s, len + 1);
-	if ((len = mbstowcs(NULL, pattern, 0)) < 0)
-		return 0;
-	wpattern = (wchar_t *) alloca((len + 1) * sizeof (wchar_t));
-	mbstowcs(wpattern, pattern, len + 1);
-	return __match_pattern (ws, wpattern, caseinsensitive);
-}
-
-/*
- * Tries to match the string against the
- * comma-separated sequence of subpatterns (each possibly preceded by ! to
- * indicate negation).  Returns -1 if negation matches, 1 if there is
- * a positive match, 0 if there is no match at all.
- */
-int
-match_pattern_list(const char *string, const char *pattern, int caseinsensitive)
-{
-	char sub[1024];
-	int negated;
-	int got_positive;
-	u_int i, subi, len = strlen(pattern);
-
-	got_positive = 0;
-	for (i = 0; i < len;) {
-		/* Check if the subpattern is negated. */
-		if (pattern[i] == '!') {
-			negated = 1;
-			i++;
-		} else
-			negated = 0;
-
-		/*
-		 * Extract the subpattern up to a comma or end.  Convert the
-		 * subpattern to lowercase.
-		 */
-		for (subi = 0;
-		    i < len && subi < sizeof(sub) - 1 && pattern[i] != ',';
-		    subi++, i++)
-			sub[subi] = pattern[i];
-		/* If subpattern too long, return failure (no match). */
-		if (subi >= sizeof(sub) - 1)
-			return 0;
-
-		/* If the subpattern was terminated by a comma, then skip it. */
-		if (i < len && pattern[i] == ',')
-			i++;
-
-		/* Null-terminate the subpattern. */
-		sub[subi] = '\0';
-
-		/* Try to match the subpattern against the string. */
-		if (_match_pattern(string, sub, caseinsensitive)) {
-			if (negated)
-				return -1;		/* Negative */
-			else
-				got_positive = 1;	/* Positive */
-		}
-	}
-
-	/*
-	 * Return success if got a positive match.  If there was a negative
-	 * match, we have already returned -1 and never get here.
-	 */
-	return got_positive;
-}
-
 #endif /* HAVE_CYGWIN */
-- 
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