Remove unused fparseln compat code.

3 files changed, 0 insertions, 233 deletions

diff --git a/compat.h b/compat.h
index 402ffb90..d3617413 100644
--- a/compat.h
+++ b/compat.h
@@ -313,10 +313,6 @@ int		 vasprintf(char **, const char *, va_list);
 char		*fgetln(FILE *, size_t *);
 #endif
 
-#ifndef HAVE_FPARSELN
-char		*fparseln(FILE *, size_t *, size_t *, const char *, int);
-#endif
-
 #ifndef HAVE_SETENV
 /* setenv.c */
 int		 setenv(const char *, const char *, int);
diff --git a/compat/fparseln.c b/compat/fparseln.c
deleted file mode 100644
index 5c06f491..00000000
--- a/compat/fparseln.c
+++ /dev/null
@@ -1,221 +0,0 @@
-/*	$OpenBSD: fparseln.c,v 1.6 2005/08/02 21:46:23 espie Exp $	*/
-/*	$NetBSD: fparseln.c,v 1.7 1999/07/02 15:49:12 simonb Exp $	*/
-
-/*
- * Copyright (c) 1997 Christos Zoulas.  All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- *    must display the following acknowledgement:
- *	This product includes software developed by Christos Zoulas.
- * 4. The name of the author may not be used to endorse or promote products
- *    derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
- * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-/* OPENBSD ORIGINAL: lib/libutil/fparseln.c */
-
-#include <sys/types.h>
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-
-#include "compat.h"
-
-/*
- * fparseln() specific operation flags.
- */
-#define FPARSELN_UNESCESC       0x01
-#define FPARSELN_UNESCCONT      0x02
-#define FPARSELN_UNESCCOMM      0x04
-#define FPARSELN_UNESCREST      0x08
-#define FPARSELN_UNESCALL       0x0f
-
-static int isescaped(const char *, const char *, int);
-
-/* isescaped():
- *	Return true if the character in *p that belongs to a string
- *	that starts in *sp, is escaped by the escape character esc.
- */
-static int
-isescaped(const char *sp, const char *p, int esc)
-{
-	const char     *cp;
-	size_t		ne;
-
-	/* No escape character */
-	if (esc == '\0')
-		return 1;
-
-	/* Count the number of escape characters that precede ours */
-	for (ne = 0, cp = p; --cp >= sp && *cp == esc; ne++)
-		continue;
-
-	/* Return true if odd number of escape characters */
-	return (ne & 1) != 0;
-}
-
-
-/* fparseln():
- *	Read a line from a file parsing continuations ending in \
- *	and eliminating trailing newlines, or comments starting with
- *	the comment char.
- */
-char *
-fparseln(FILE *fp, size_t *size, size_t *lineno, const char str[3],
-    int flags)
-{
-	static const char dstr[3] = { '\\', '\\', '#' };
-	char	*buf = NULL, *ptr, *cp, esc, con, nl, com;
-	size_t	s, len = 0;
-	int	cnt = 1;
-
-	if (str == NULL)
-		str = dstr;
-
-	esc = str[0];
-	con = str[1];
-	com = str[2];
-
-	/*
-	 * XXX: it would be cool to be able to specify the newline character,
-	 * but unfortunately, fgetln does not let us
-	 */
-	nl  = '\n';
-
-	while (cnt) {
-		cnt = 0;
-
-		if (lineno)
-			(*lineno)++;
-
-		if ((ptr = fgetln(fp, &s)) == NULL)
-			break;
-
-		if (s && com) {		/* Check and eliminate comments */
-			for (cp = ptr; cp < ptr + s; cp++)
-				if (*cp == com && !isescaped(ptr, cp, esc)) {
-					s = cp - ptr;
-					cnt = s == 0 && buf == NULL;
-					break;
-				}
-		}
-
-		if (s && nl) {		/* Check and eliminate newlines */
-			cp = &ptr[s - 1];
-
-			if (*cp == nl)
-				s--;	/* forget newline */
-		}
-
-		if (s && con) {		/* Check and eliminate continuations */
-			cp = &ptr[s - 1];
-
-			if (*cp == con && !isescaped(ptr, cp, esc)) {
-				s--;	/* forget escape */
-				cnt = 1;
-			}
-		}
-
-		if (s == 0 && buf != NULL)
-			continue;
-
-		if ((cp = realloc(buf, len + s + 1)) == NULL) {
-			free(buf);
-			return NULL;
-		}
-		buf = cp;
-
-		(void) memcpy(buf + len, ptr, s);
-		len += s;
-		buf[len] = '\0';
-	}
-
-	if ((flags & FPARSELN_UNESCALL) != 0 && esc && buf != NULL &&
-	    strchr(buf, esc) != NULL) {
-		ptr = cp = buf;
-		while (cp[0] != '\0') {
-			int skipesc;
-
-			while (cp[0] != '\0' && cp[0] != esc)
-				*ptr++ = *cp++;
-			if (cp[0] == '\0' || cp[1] == '\0')
-				break;
-
-			skipesc = 0;
-			if (cp[1] == com)
-				skipesc += (flags & FPARSELN_UNESCCOMM);
-			if (cp[1] == con)
-				skipesc += (flags & FPARSELN_UNESCCONT);
-			if (cp[1] == esc)
-				skipesc += (flags & FPARSELN_UNESCESC);
-			if (cp[1] != com && cp[1] != con && cp[1] != esc)
-				skipesc = (flags & FPARSELN_UNESCREST);
-
-			if (skipesc)
-				cp++;
-			else
-				*ptr++ = *cp++;
-			*ptr++ = *cp++;
-		}
-		*ptr = '\0';
-		len = strlen(buf);
-	}
-
-	if (size)
-		*size = len;
-	return buf;
-}
-
-#ifdef TEST
-
-int main(int, char **);
-
-int
-main(argc, argv)
-	int argc;
-	char **argv;
-{
-	char   *ptr;
-	size_t	size, line;
-
-	line = 0;
-	while ((ptr = fparseln(stdin, &size, &line, NULL,
-	    FPARSELN_UNESCALL)) != NULL)
-		printf("line %d (%d) |%s|\n", line, size, ptr);
-	return 0;
-}
-
-/*
-
-# This is a test
-line 1
-line 2 \
-line 3 # Comment
-line 4 \# Not comment \\\\
-
-# And a comment \
-line 5 \\\
-line 6
-
-*/
-
-#endif /* TEST */
diff --git a/configure.ac b/configure.ac
index d09fec9d..0795bd64 100644
--- a/configure.ac
+++ b/configure.ac
@@ -458,14 +458,6 @@ else
 	AC_LIBOBJ(getopt)
 fi
 
-# Look for fparseln in libutil.
-AC_SEARCH_LIBS(fparseln, util, found_fparseln=yes, found_fparseln=no)
-if test "x$found_fparseln" = xyes; then
-	AC_DEFINE(HAVE_FPARSELN)
-else
-	AC_LIBOBJ(fparseln)
-fi
-
 # Look for fdforkpty and forkpty in libutil.
 AC_SEARCH_LIBS(fdforkpty, util, found_fdforkpty=yes, found_fdforkpty=no)
 if test "x$found_fdforkpty" = xyes; then