From ecea007ac9d1438582e3b8c69ecdb7b7bef77003 Mon Sep 17 00:00:00 2001
From: Ingo Schwarze <schwarze@openbsd.org>
Date: Tue, 5 Aug 2014 00:42:53 +0000
Subject: Remove the old man.cgi. Running that would not be a responsible thing
 to do, nowadays.

---
 Makefile    |   51 +--
 catman.c    |  509 -------------------------
 cgi.c       | 1202 -----------------------------------------------------------
 man-cgi.css |   13 -
 4 files changed, 4 insertions(+), 1771 deletions(-)
 delete mode 100644 catman.c
 delete mode 100644 cgi.c
 delete mode 100644 man-cgi.css

diff --git a/Makefile b/Makefile
index 70ca2da6..fa525808 100644
--- a/Makefile
+++ b/Makefile
@@ -1,4 +1,4 @@
-# $Id: Makefile,v 1.395.2.19 2014/08/04 23:45:37 schwarze Exp $
+# $Id: Makefile,v 1.395.2.20 2014/08/05 00:42:53 schwarze Exp $
 #
 # Copyright (c) 2010, 2011, 2012 Kristaps Dzonsons <kristaps@bsd.lv>
 # Copyright (c) 2011, 2013, 2014 Ingo Schwarze <schwarze@openbsd.org>
@@ -34,22 +34,15 @@ CFLAGS	 	+= -DUSE_WCHAR
 
 # If your system has manpath(1), uncomment this.  This is most any
 # system that's not OpenBSD or NetBSD.  If uncommented, apropos(1),
-# mandocdb(8), and man.cgi will popen(3) manpath(1) to get the MANPATH
+# and mandocdb(8) will popen(3) manpath(1) to get the MANPATH
 # variable.
 #CFLAGS		+= -DUSE_MANPATH
 
-# If your system does not support static binaries, comment this,
-# for example on Mac OS X.
-STATIC		 = -static
-# Linux requires -pthread to statically link with libdb.
-#STATIC		+= -pthread
-
 CFLAGS		+= -g -DHAVE_CONFIG_H
 CFLAGS     	+= -W -Wall -Wstrict-prototypes -Wno-unused-parameter -Wwrite-strings
 PREFIX		 = /usr/local
 WWWPREFIX	 = /var/www
 HTDOCDIR	 = $(WWWPREFIX)/htdocs
-CGIBINDIR	 = $(WWWPREFIX)/cgi-bin
 BINDIR		 = $(PREFIX)/bin
 INCLUDEDIR	 = $(PREFIX)/include/mandoc
 LIBDIR		 = $(PREFIX)/lib/mandoc
@@ -68,7 +61,7 @@ INSTALL_MAN	 = $(INSTALL_DATA)
 # comment out apropos and mandocdb. 
 #
 #DBLIB		 = -ldb
-DBBIN		 = apropos mandocdb man.cgi catman whatis
+DBBIN		 = apropos mandocdb whatis
 
 # === END OF USER SETTINGS =============================================
 
@@ -97,9 +90,6 @@ SRCS		 = LICENSE \
 		   arch.in \
 		   att.c \
 		   att.in \
-		   catman.8 \
-		   catman.c \
-		   cgi.c \
 		   chars.c \
 		   chars.in \
 		   compat_fgetln.c \
@@ -132,8 +122,6 @@ SRCS		 = LICENSE \
 		   main.h \
 		   man.7 \
 		   man.c \
-		   man.cgi.7 \
-		   man-cgi.css \
 		   man.h \
 		   man_hash.c \
 		   man_html.c \
@@ -287,25 +275,10 @@ APROPOS_OBJS	 = apropos.o apropos_db.o manpath.o
 $(APROPOS_OBJS): config.h mandoc.h mandoc_aux.h manpath.h \
 		 apropos_db.h mandocdb.h
 
-CGI_OBJS	 = $(MANDOC_HTML_OBJS) \
-		   $(MANDOC_MAN_OBJS) \
-		   $(MANDOC_TERM_OBJS) \
-		   cgi.o \
-		   apropos_db.o \
-		   manpath.o \
-		   out.o \
-		   tree.o
-$(CGI_OBJS): main.h mdoc.h man.h out.h config.h mandoc.h mandoc_aux.h \
-	     apropos_db.h manpath.h mandocdb.h
-
-CATMAN_OBJS	 = catman.o manpath.o
-$(CATMAN_OBJS): config.h mandoc_aux.h manpath.h mandocdb.h
-
 DEMANDOC_OBJS	 = demandoc.o
 $(DEMANDOC_OBJS): config.h mandoc.h man.h mdoc.h
 
 WWW_MANS	 = apropos.1.html \
-		   catman.8.html \
 		   demandoc.1.html \
 		   mandoc.1.html \
 		   preconv.1.html \
@@ -314,7 +287,6 @@ WWW_MANS	 = apropos.1.html \
 		   tbl.3.html \
 		   eqn.7.html \
 		   man.7.html \
-		   man.cgi.7.html \
 		   mandoc_char.7.html \
 		   mdoc.7.html \
 		   roff.7.html \
@@ -338,8 +310,6 @@ clean:
 	rm -f apropos whatis $(APROPOS_OBJS)
 	rm -f mandocdb $(MANDOCDB_OBJS)
 	rm -f preconv $(PRECONV_OBJS)
-	rm -f man.cgi $(CGI_OBJS)
-	rm -f catman $(CATMAN_OBJS)
 	rm -f demandoc $(DEMANDOC_OBJS)
 	rm -f mandoc $(MANDOC_OBJS)
 	rm -f config.h config.log $(COMPAT_OBJS)
@@ -363,13 +333,6 @@ install: all
 		$(DESTDIR)$(MANDIR)/man7
 	$(INSTALL_DATA) example.style.css $(DESTDIR)$(EXAMPLEDIR)
 
-installcgi: all
-	mkdir -p $(DESTDIR)$(CGIBINDIR)
-	mkdir -p $(DESTDIR)$(HTDOCDIR)
-	$(INSTALL_PROGRAM) man.cgi $(DESTDIR)$(CGIBINDIR)
-	$(INSTALL_DATA) example.style.css $(DESTDIR)$(HTDOCDIR)/man.css
-	$(INSTALL_DATA) man-cgi.css $(DESTDIR)$(HTDOCDIR)
-
 installwww: www
 	mkdir -p $(DESTDIR)$(HTDOCDIR)/snapshots
 	$(INSTALL_DATA) $(WWW_MANS) style.css $(DESTDIR)$(HTDOCDIR)
@@ -397,12 +360,6 @@ whatis: apropos
 apropos: $(APROPOS_OBJS) libmandoc.a
 	$(CC) $(LDFLAGS) -o $@ $(APROPOS_OBJS) libmandoc.a $(DBLIB)
 
-catman: $(CATMAN_OBJS) libmandoc.a
-	$(CC) $(LDFLAGS) -o $@ $(CATMAN_OBJS) libmandoc.a $(DBLIB)
-
-man.cgi: $(CGI_OBJS) libmandoc.a
-	$(CC) $(LDFLAGS) $(STATIC) -o $@ $(CGI_OBJS) libmandoc.a $(DBLIB)
-
 demandoc: $(DEMANDOC_OBJS) libmandoc.a
 	$(CC) $(LDFLAGS) -o $@ $(DEMANDOC_OBJS) libmandoc.a
 
@@ -420,7 +377,7 @@ config.h: configure config.h.pre config.h.post $(TESTSRCS)
 	rm -f config.log
 	CC="$(CC)" CFLAGS="$(CFLAGS)" VERSION="$(VERSION)" ./configure
 
-.PHONY: 	 clean install installcgi installwww
+.PHONY: 	 clean install installwww
 .SUFFIXES:	 .1       .3       .5       .7       .8       .h
 .SUFFIXES:	 .1.html  .3.html  .5.html  .7.html  .8.html  .h.html
 
diff --git a/catman.c b/catman.c
deleted file mode 100644
index 8767e5e3..00000000
--- a/catman.c
+++ /dev/null
@@ -1,509 +0,0 @@
-/*	$Id: catman.c,v 1.11.2.2 2013/10/11 00:06:48 schwarze Exp $ */
-/*
- * Copyright (c) 2011 Kristaps Dzonsons <kristaps@bsd.lv>
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include <sys/param.h>
-#include <sys/stat.h>
-#include <sys/wait.h>
-
-#include <assert.h>
-#include <errno.h>
-#include <fcntl.h>
-#include <getopt.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-
-#if defined(__linux__) || defined(__sun)
-# include <db_185.h>
-#else
-# include <db.h>
-#endif
-
-#include "manpath.h"
-#include "mandocdb.h"
-
-#define	xstrlcpy(_dst, _src, _sz) \
-	do if (strlcpy((_dst), (_src), (_sz)) >= (_sz)) { \
-		fprintf(stderr, "%s: Path too long", (_dst)); \
-		exit(EXIT_FAILURE); \
-	} while (/* CONSTCOND */0)
-
-#define	xstrlcat(_dst, _src, _sz) \
-	do if (strlcat((_dst), (_src), (_sz)) >= (_sz)) { \
-		fprintf(stderr, "%s: Path too long", (_dst)); \
-		exit(EXIT_FAILURE); \
-	} while (/* CONSTCOND */0)
-
-static	int		 indexhtml(char *, size_t, char *, size_t);
-static	int		 manup(const struct manpaths *, char *);
-static	int		 mkpath(char *, mode_t, mode_t);
-static	int		 treecpy(char *, char *);
-static	int		 update(char *, char *);
-static	void		 usage(void);
-
-static	const char	*progname;
-static	int		 verbose;
-static	int		 force;
-
-int
-main(int argc, char *argv[])
-{
-	int		 ch;
-	char		*aux, *base, *conf_file;
-	struct manpaths	 dirs;
-	char		 buf[MAXPATHLEN];
-	extern char	*optarg;
-	extern int	 optind;
-
-	progname = strrchr(argv[0], '/');
-	if (progname == NULL)
-		progname = argv[0];
-	else
-		++progname;
-
-	aux = base = conf_file = NULL;
-	xstrlcpy(buf, "/var/www/cache/man.cgi", MAXPATHLEN);
-
-	while (-1 != (ch = getopt(argc, argv, "C:fm:M:o:v")))
-		switch (ch) {
-		case ('C'):
-			conf_file = optarg;
-			break;
-		case ('f'):
-			force = 1;
-			break;
-		case ('m'):
-			aux = optarg;
-			break;
-		case ('M'):
-			base = optarg;
-			break;
-		case ('o'):
-			xstrlcpy(buf, optarg, MAXPATHLEN);
-			break;
-		case ('v'):
-			verbose++;
-			break;
-		default:
-			usage();
-			return(EXIT_FAILURE);
-		}
-
-	argc -= optind;
-	argv += optind;
-
-	if (argc > 0) {
-		usage();
-		return(EXIT_FAILURE);
-	}
-
-	memset(&dirs, 0, sizeof(struct manpaths));
-	manpath_parse(&dirs, conf_file, base, aux);
-	ch = manup(&dirs, buf);
-	manpath_free(&dirs);
-	return(ch ? EXIT_SUCCESS : EXIT_FAILURE);
-}
-
-static void
-usage(void)
-{
-	
-	fprintf(stderr, "usage: %s "
-			"[-fv] "
-			"[-C file] "
-			"[-o path] "
-			"[-m manpath] "
-			"[-M manpath]\n",
-			progname);
-}
-
-/*
- * If "src" file doesn't exist (errors out), return -1.  Otherwise,
- * return 1 if "src" is newer (which also happens "dst" doesn't exist)
- * and 0 otherwise.
- */
-static int
-isnewer(const char *dst, const char *src)
-{
-	struct stat	 s1, s2;
-
-	if (-1 == stat(src, &s1))
-		return(-1);
-	if (force)
-		return(1);
-
-	return(-1 == stat(dst, &s2) ? 1 : s1.st_mtime > s2.st_mtime);
-}
-
-/*
- * Copy the contents of one file into another.
- * Returns 0 on failure, 1 on success.
- */
-static int
-filecpy(const char *dst, const char *src)
-{
-	char		 buf[BUFSIZ];
-	int		 sfd, dfd, rc;
-	ssize_t		 rsz, wsz;
-
-	sfd = dfd = -1;
-	rc = 0;
-
-	if (-1 == (dfd = open(dst, O_CREAT|O_TRUNC|O_WRONLY, 0644))) {
-		perror(dst);
-		goto out;
-	} else if (-1 == (sfd = open(src, O_RDONLY, 0))) {
-		perror(src);
-		goto out;
-	} 
-
-	while ((rsz = read(sfd, buf, BUFSIZ)) > 0)
-		if (-1 == (wsz = write(dfd, buf, (size_t)rsz))) {
-			perror(dst);
-			goto out;
-		} else if (wsz < rsz) {
-			fprintf(stderr, "%s: Short write\n", dst);
-			goto out;
-		}
-	
-	if (rsz < 0)
-		perror(src);
-	else
-		rc = 1;
-out:
-	if (-1 != sfd)
-		close(sfd);
-	if (-1 != dfd)
-		close(dfd);
-
-	return(rc);
-}
-
-/*
- * Pass over the recno database and re-create HTML pages if they're
- * found to be out of date.
- * Returns -1 on fatal error, 1 on success.
- */
-static int
-indexhtml(char *src, size_t ssz, char *dst, size_t dsz)
-{
-	DB		*idx;
-	DBT		 key, val;
-	int		 c, rc;
-	unsigned int	 fl;
-	const char	*f;
-	char		*d;
-	char		 fname[MAXPATHLEN];
-
-	xstrlcpy(fname, dst, MAXPATHLEN);
-	xstrlcat(fname, "/", MAXPATHLEN);
-	xstrlcat(fname, MANDOC_IDX, MAXPATHLEN);
-
-	idx = dbopen(fname, O_RDONLY, 0, DB_RECNO, NULL);
-	if (NULL == idx) {
-		perror(fname);
-		return(-1);
-	}
-
-	fl = R_FIRST;
-	while (0 == (c = (*idx->seq)(idx, &key, &val, fl))) {
-		fl = R_NEXT;
-		/*
-		 * If the record is zero-length, then it's unassigned.
-		 * Skip past these.
-		 */
-		if (0 == val.size)
-			continue;
-
-		f = (const char *)val.data + 1;
-		if (NULL == memchr(f, '\0', val.size - 1))
-			break;
-
-		src[(int)ssz] = dst[(int)dsz] = '\0';
-
-		xstrlcat(dst, "/", MAXPATHLEN);
-		xstrlcat(dst, f, MAXPATHLEN);
-
-		xstrlcat(src, "/", MAXPATHLEN);
-		xstrlcat(src, f, MAXPATHLEN);
-
-		if (-1 == (rc = isnewer(dst, src))) {
-			fprintf(stderr, "%s: File missing\n", f);
-			break;
-		} else if (0 == rc)
-			continue;
-
-		d = strrchr(dst, '/');
-		assert(NULL != d);
-		*d = '\0';
-
-		if (-1 == mkpath(dst, 0755, 0755)) {
-			perror(dst);
-			break;
-		}
-
-		*d = '/';
-
-		if ( ! filecpy(dst, src))
-			break;
-		if (verbose)
-			printf("%s\n", dst);
-	}
-
-	(*idx->close)(idx);
-
-	if (c < 0)
-		perror(fname);
-	else if (0 == c) 
-		fprintf(stderr, "%s: Corrupt index\n", fname);
-
-	return(1 == c ? 1 : -1);
-}
-
-/*
- * Copy both recno and btree databases into the destination.
- * Call in to begin recreating HTML files.
- * Return -1 on fatal error and 1 if the update went well.
- */
-static int
-update(char *dst, char *src)
-{
-	size_t		 dsz, ssz;
-
-	dsz = strlen(dst);
-	ssz = strlen(src);
-
-	xstrlcat(src, "/", MAXPATHLEN);
-	xstrlcat(dst, "/", MAXPATHLEN);
-
-	xstrlcat(src, MANDOC_DB, MAXPATHLEN);
-	xstrlcat(dst, MANDOC_DB, MAXPATHLEN);
-
-	if ( ! filecpy(dst, src))
-		return(-1);
-	if (verbose)
-		printf("%s\n", dst);
-
-	dst[(int)dsz] = src[(int)ssz] = '\0';
-
-	xstrlcat(src, "/", MAXPATHLEN);
-	xstrlcat(dst, "/", MAXPATHLEN);
-
-	xstrlcat(src, MANDOC_IDX, MAXPATHLEN);
-	xstrlcat(dst, MANDOC_IDX, MAXPATHLEN);
-
-	if ( ! filecpy(dst, src))
-		return(-1);
-	if (verbose)
-		printf("%s\n", dst);
-
-	dst[(int)dsz] = src[(int)ssz] = '\0';
-
-	return(indexhtml(src, ssz, dst, dsz));
-}
-
-/*
- * See if btree or recno databases in the destination are out of date
- * with respect to a single manpath component.
- * Return -1 on fatal error, 0 if the source is no longer valid (and
- * shouldn't be listed), and 1 if the update went well.
- */
-static int
-treecpy(char *dst, char *src)
-{
-	size_t		 dsz, ssz;
-	int		 rc;
-
-	dsz = strlen(dst);
-	ssz = strlen(src);
-
-	xstrlcat(src, "/", MAXPATHLEN);
-	xstrlcat(dst, "/", MAXPATHLEN);
-
-	xstrlcat(src, MANDOC_IDX, MAXPATHLEN);
-	xstrlcat(dst, MANDOC_IDX, MAXPATHLEN);
-
-	if (-1 == (rc = isnewer(dst, src)))
-		return(0);
-
-	dst[(int)dsz] = src[(int)ssz] = '\0';
-
-	if (1 == rc)
-		return(update(dst, src));
-
-	xstrlcat(src, "/", MAXPATHLEN);
-	xstrlcat(dst, "/", MAXPATHLEN);
-
-	xstrlcat(src, MANDOC_DB, MAXPATHLEN);
-	xstrlcat(dst, MANDOC_DB, MAXPATHLEN);
-
-	if (-1 == (rc = isnewer(dst, src)))
-		return(0);
-	else if (rc == 0)
-		return(1);
-
-	dst[(int)dsz] = src[(int)ssz] = '\0';
-
-	return(update(dst, src));
-}
-
-/*
- * Update the destination's file-tree with respect to changes in the
- * source manpath components.
- * "Change" is defined by an updated index or btree database.
- * Returns 1 on success, 0 on failure.
- */
-static int
-manup(const struct manpaths *dirs, char *base)
-{
-	char		 dst[MAXPATHLEN],
-			 src[MAXPATHLEN];
-	const char	*path;
-	size_t		 i;
-	int		 c;
-	size_t		 sz;
-	FILE		*f;
-
-	/* Create the path and file for the catman.conf file. */
-
-	sz = strlen(base);
-	xstrlcpy(dst, base, MAXPATHLEN);
-	xstrlcat(dst, "/etc", MAXPATHLEN);
-	if (-1 == mkpath(dst, 0755, 0755)) {
-		perror(dst);
-		return(0);
-	}
-
-	xstrlcat(dst, "/catman.conf", MAXPATHLEN);
-	if (NULL == (f = fopen(dst, "w"))) {
-		perror(dst);
-		return(0);
-	} else if (verbose)
-		printf("%s\n", dst);
-
-	for (i = 0; i < dirs->sz; i++) {
-		path = dirs->paths[i];
-		dst[(int)sz] = '\0';
-		xstrlcat(dst, path, MAXPATHLEN);
-		if (-1 == mkpath(dst, 0755, 0755)) {
-			perror(dst);
-			break;
-		}
-
-		xstrlcpy(src, path, MAXPATHLEN);
-		if (-1 == (c = treecpy(dst, src)))
-			break;
-		else if (0 == c)
-			continue;
-
-		/*
-		 * We want to use a relative path here because manpath.h
-		 * will realpath() when invoked with man.cgi, and we'll
-		 * make sure to chdir() into the cache directory before.
-		 *
-		 * This allows the cache directory to be in an arbitrary
-		 * place, working in both chroot() and non-chroot()
-		 * "safe" modes.
-		 */
-		assert('/' == path[0]);
-		fprintf(f, "_whatdb %s/whatis.db\n", path + 1);
-	}
-
-	fclose(f);
-	return(i == dirs->sz);
-}
-
-/*
- * Copyright (c) 1983, 1992, 1993
- *	The Regents of the University of California.  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. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS OR CONTRIBUTORS 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.
- */
-static int
-mkpath(char *path, mode_t mode, mode_t dir_mode)
-{
-	struct stat sb;
-	char *slash;
-	int done, exists;
-
-	slash = path;
-
-	for (;;) {
-		/* LINTED */
-		slash += strspn(slash, "/");
-		/* LINTED */
-		slash += strcspn(slash, "/");
-
-		done = (*slash == '\0');
-		*slash = '\0';
-
-		/* skip existing path components */
-		exists = !stat(path, &sb);
-		if (!done && exists && S_ISDIR(sb.st_mode)) {
-			*slash = '/';
-			continue;
-		}
-
-		if (mkdir(path, done ? mode : dir_mode) == 0) {
-			if (mode > 0777 && chmod(path, mode) < 0)
-				return (-1);
-		} else {
-			if (!exists) {
-				/* Not there */
-				return (-1);
-			}
-			if (!S_ISDIR(sb.st_mode)) {
-				/* Is there, but isn't a directory */
-				errno = ENOTDIR;
-				return (-1);
-			}
-		}
-
-		if (done)
-			break;
-
-		*slash = '/';
-	}
-
-	return (0);
-}
diff --git a/cgi.c b/cgi.c
deleted file mode 100644
index 6d40fcde..00000000
--- a/cgi.c
+++ /dev/null
@@ -1,1202 +0,0 @@
-/*	$Id: cgi.c,v 1.45 2013/06/05 02:00:26 schwarze Exp $ */
-/*
- * Copyright (c) 2011, 2012 Kristaps Dzonsons <kristaps@bsd.lv>
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include <sys/wait.h>
-
-#include <assert.h>
-#include <ctype.h>
-#include <errno.h>
-#include <dirent.h>
-#include <fcntl.h>
-#include <limits.h>
-#include <regex.h>
-#include <stdio.h>
-#include <stdarg.h>
-#include <stdint.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-
-#include "apropos_db.h"
-#include "mandoc.h"
-#include "mdoc.h"
-#include "man.h"
-#include "main.h"
-#include "manpath.h"
-#include "mandocdb.h"
-
-#ifdef __linux__
-# include <db_185.h>
-#else
-# include <db.h>
-#endif
-
-enum	page {
-	PAGE_INDEX,
-	PAGE_SEARCH,
-	PAGE_SHOW,
-	PAGE__MAX
-};
-
-struct	paths {
-	char		*name;
-	char		*path;
-};
-
-/*
- * A query as passed to the search function.
- */
-struct	query {
-	const char	*arch; /* architecture */
-	const char	*sec; /* manual section */
-	const char	*expr; /* unparsed expression string */
-	int		 manroot; /* manroot index (or -1)*/
-	int		 legacy; /* whether legacy mode */
-};
-
-struct	req {
-	struct query	 q;
-	struct paths	*p;
-	size_t		 psz;
-	enum page	 page;
-};
-
-static	int		 atou(const char *, unsigned *);
-static	void		 catman(const struct req *, const char *);
-static	int	 	 cmp(const void *, const void *);
-static	void		 format(const struct req *, const char *);
-static	void		 html_print(const char *);
-static	void		 html_printquery(const struct req *);
-static	void		 html_putchar(char);
-static	int 		 http_decode(char *);
-static	void		 http_parse(struct req *, char *);
-static	void		 http_print(const char *);
-static	void 		 http_putchar(char);
-static	void		 http_printquery(const struct req *);
-static	int		 pathstop(DIR *);
-static	void		 pathgen(DIR *, char *, struct req *);
-static	void		 pg_index(const struct req *, char *);
-static	void		 pg_search(const struct req *, char *);
-static	void		 pg_show(const struct req *, char *);
-static	void		 resp_bad(void);
-static	void		 resp_baddb(void);
-static	void		 resp_error400(void);
-static	void		 resp_error404(const char *);
-static	void		 resp_begin_html(int, const char *);
-static	void		 resp_begin_http(int, const char *);
-static	void		 resp_end_html(void);
-static	void		 resp_index(const struct req *);
-static	void		 resp_search(struct res *, size_t, void *);
-static	void		 resp_searchform(const struct req *);
-
-static	const char	 *progname; /* cgi script name */
-static	const char	 *cache; /* cache directory */
-static	const char	 *css; /* css directory */
-static	const char	 *host; /* hostname */
-
-static	const char * const pages[PAGE__MAX] = {
-	"index", /* PAGE_INDEX */ 
-	"search", /* PAGE_SEARCH */
-	"show", /* PAGE_SHOW */
-};
-
-/*
- * This is just OpenBSD's strtol(3) suggestion.
- * I use it instead of strtonum(3) for portability's sake.
- */
-static int
-atou(const char *buf, unsigned *v)
-{
-	char		*ep;
-	long		 lval;
-
-	errno = 0;
-	lval = strtol(buf, &ep, 10);
-	if (buf[0] == '\0' || *ep != '\0')
-		return(0);
-	if ((errno == ERANGE && (lval == LONG_MAX || 
-					lval == LONG_MIN)) ||
-			(lval > INT_MAX || lval < 0))
-		return(0);
-
-	*v = (unsigned int)lval;
-	return(1);
-}
-
-/*
- * Print a character, escaping HTML along the way.
- * This will pass non-ASCII straight to output: be warned!
- */
-static void
-html_putchar(char c)
-{
-
-	switch (c) {
-	case ('"'):
-		printf("&quote;");
-		break;
-	case ('&'):
-		printf("&amp;");
-		break;
-	case ('>'):
-		printf("&gt;");
-		break;
-	case ('<'):
-		printf("&lt;");
-		break;
-	default:
-		putchar((unsigned char)c);
-		break;
-	}
-}
-static void
-http_printquery(const struct req *req)
-{
-
-	printf("&expr=");
-	http_print(req->q.expr ? req->q.expr : "");
-	printf("&sec=");
-	http_print(req->q.sec ? req->q.sec : "");
-	printf("&arch=");
-	http_print(req->q.arch ? req->q.arch : "");
-}
-
-
-static void
-html_printquery(const struct req *req)
-{
-
-	printf("&amp;expr=");
-	html_print(req->q.expr ? req->q.expr : "");
-	printf("&amp;sec=");
-	html_print(req->q.sec ? req->q.sec : "");
-	printf("&amp;arch=");
-	html_print(req->q.arch ? req->q.arch : "");
-}
-
-static void
-http_print(const char *p)
-{
-
-	if (NULL == p)
-		return;
-	while ('\0' != *p)
-		http_putchar(*p++);
-}
-
-/*
- * Call through to html_putchar().
- * Accepts NULL strings.
- */
-static void
-html_print(const char *p)
-{
-	
-	if (NULL == p)
-		return;
-	while ('\0' != *p)
-		html_putchar(*p++);
-}
-
-/*
- * Parse out key-value pairs from an HTTP request variable.
- * This can be either a cookie or a POST/GET string, although man.cgi
- * uses only GET for simplicity.
- */
-static void
-http_parse(struct req *req, char *p)
-{
-	char            *key, *val, *manroot;
-	int		 i, legacy;
-
-	memset(&req->q, 0, sizeof(struct query));
-
-	legacy = -1;
-	manroot = NULL;
-
-	while ('\0' != *p) {
-		key = p;
-		val = NULL;
-
-		p += (int)strcspn(p, ";&");
-		if ('\0' != *p)
-			*p++ = '\0';
-		if (NULL != (val = strchr(key, '=')))
-			*val++ = '\0';
-
-		if ('\0' == *key || NULL == val || '\0' == *val)
-			continue;
-
-		/* Just abort handling. */
-
-		if ( ! http_decode(key))
-			break;
-		if (NULL != val && ! http_decode(val))
-			break;
-
-		if (0 == strcmp(key, "expr"))
-			req->q.expr = val;
-		else if (0 == strcmp(key, "query"))
-			req->q.expr = val;
-		else if (0 == strcmp(key, "sec"))
-			req->q.sec = val;
-		else if (0 == strcmp(key, "sektion"))
-			req->q.sec = val;
-		else if (0 == strcmp(key, "arch"))
-			req->q.arch = val;
-		else if (0 == strcmp(key, "manpath"))
-			manroot = val;
-		else if (0 == strcmp(key, "apropos"))
-			legacy = 0 == strcmp(val, "0");
-	}
-
-	/* Test for old man.cgi compatibility mode. */
-
-	req->q.legacy = legacy > 0;
-
-	/* 
-	 * Section "0" means no section when in legacy mode.
-	 * For some man.cgi scripts, "default" arch is none.
-	 */
-
-	if (req->q.legacy && NULL != req->q.sec)
-		if (0 == strcmp(req->q.sec, "0"))
-			req->q.sec = NULL;
-	if (req->q.legacy && NULL != req->q.arch)
-		if (0 == strcmp(req->q.arch, "default"))
-			req->q.arch = NULL;
-
-	/* Default to first manroot. */
-
-	if (NULL != manroot) {
-		for (i = 0; i < (int)req->psz; i++)
-			if (0 == strcmp(req->p[i].name, manroot))
-				break;
-		req->q.manroot = i < (int)req->psz ? i : -1;
-	}
-}
-
-static void
-http_putchar(char c)
-{
-
-	if (isalnum((unsigned char)c)) {
-		putchar((unsigned char)c);
-		return;
-	} else if (' ' == c) {
-		putchar('+');
-		return;
-	}
-	printf("%%%.2x", c);
-}
-
-/*
- * HTTP-decode a string.  The standard explanation is that this turns
- * "%4e+foo" into "n foo" in the regular way.  This is done in-place
- * over the allocated string.
- */
-static int
-http_decode(char *p)
-{
-	char             hex[3];
-	int              c;
-
-	hex[2] = '\0';
-
-	for ( ; '\0' != *p; p++) {
-		if ('%' == *p) {
-			if ('\0' == (hex[0] = *(p + 1)))
-				return(0);
-			if ('\0' == (hex[1] = *(p + 2)))
-				return(0);
-			if (1 != sscanf(hex, "%x", &c))
-				return(0);
-			if ('\0' == c)
-				return(0);
-
-			*p = (char)c;
-			memmove(p + 1, p + 3, strlen(p + 3) + 1);
-		} else
-			*p = '+' == *p ? ' ' : *p;
-	}
-
-	*p = '\0';
-	return(1);
-}
-
-static void
-resp_begin_http(int code, const char *msg)
-{
-
-	if (200 != code)
-		printf("Status: %d %s\n", code, msg);
-
-	puts("Content-Type: text/html; charset=utf-8\n"
-	     "Cache-Control: no-cache\n"
-	     "Pragma: no-cache\n"
-	     "");
-
-	fflush(stdout);
-}
-
-static void
-resp_begin_html(int code, const char *msg)
-{
-
-	resp_begin_http(code, msg);
-
-	printf("<!DOCTYPE HTML PUBLIC "
-	       " \"-//W3C//DTD HTML 4.01//EN\""
-	       " \"http://www.w3.org/TR/html4/strict.dtd\">\n"
-	       "<HTML>\n"
-	       "<HEAD>\n"
-	       "<META HTTP-EQUIV=\"Content-Type\""
-	       " CONTENT=\"text/html; charset=utf-8\">\n"
-	       "<LINK REL=\"stylesheet\" HREF=\"%s/man-cgi.css\""
-	       " TYPE=\"text/css\" media=\"all\">\n"
-	       "<LINK REL=\"stylesheet\" HREF=\"%s/man.css\""
-	       " TYPE=\"text/css\" media=\"all\">\n"
-	       "<TITLE>System Manpage Reference</TITLE>\n"
-	       "</HEAD>\n"
-	       "<BODY>\n"
-	       "<!-- Begin page content. //-->\n", css, css);
-}
-
-static void
-resp_end_html(void)
-{
-
-	puts("</BODY>\n"
-	     "</HTML>");
-}
-
-static void
-resp_searchform(const struct req *req)
-{
-	int		 i;
-
-	puts("<!-- Begin search form. //-->");
-	printf("<DIV ID=\"mancgi\">\n"
-	       "<FORM ACTION=\"%s/search.html\" METHOD=\"get\">\n"
-	       "<FIELDSET>\n"
-	       "<LEGEND>Search Parameters</LEGEND>\n"
-	       "<INPUT TYPE=\"submit\" "
-	       " VALUE=\"Search\"> for manuals satisfying \n"
-	       "<INPUT TYPE=\"text\" NAME=\"expr\" VALUE=\"",
-	       progname);
-	html_print(req->q.expr ? req->q.expr : "");
-	printf("\">, section "
-	       "<INPUT TYPE=\"text\""
-	       " SIZE=\"4\" NAME=\"sec\" VALUE=\"");
-	html_print(req->q.sec ? req->q.sec : "");
-	printf("\">, arch "
-	       "<INPUT TYPE=\"text\""
-	       " SIZE=\"8\" NAME=\"arch\" VALUE=\"");
-	html_print(req->q.arch ? req->q.arch : "");
-	printf("\">");
-	if (req->psz > 1) {
-		puts(", <SELECT NAME=\"manpath\">");
-		for (i = 0; i < (int)req->psz; i++) {
-			printf("<OPTION %s VALUE=\"",
-				(i == req->q.manroot) ||
-				(0 == i && -1 == req->q.manroot) ?
-				"SELECTED=\"selected\"" : "");
-			html_print(req->p[i].name);
-			printf("\">");
-			html_print(req->p[i].name);
-			puts("</OPTION>");
-		}
-		puts("</SELECT>");
-	}
-	puts(".\n"
-	     "<INPUT TYPE=\"reset\" VALUE=\"Reset\">\n"
-	     "</FIELDSET>\n"
-	     "</FORM>\n"
-	     "</DIV>");
-	puts("<!-- End search form. //-->");
-}
-
-static void
-resp_index(const struct req *req)
-{
-
-	resp_begin_html(200, NULL);
-	resp_searchform(req);
-	resp_end_html();
-}
-
-static void
-resp_error400(void)
-{
-
-	resp_begin_html(400, "Query Malformed");
-	printf("<H1>Malformed Query</H1>\n"
-	       "<P>\n"
-	       "The query your entered was malformed.\n"
-	       "Try again from the\n"
-	       "<A HREF=\"%s/index.html\">main page</A>.\n"
-	       "</P>", progname);
-	resp_end_html();
-}
-
-static void
-resp_error404(const char *page)
-{
-
-	resp_begin_html(404, "Not Found");
-	puts("<H1>Page Not Found</H1>\n"
-	     "<P>\n"
-	     "The page you're looking for, ");
-	printf("<B>");
-	html_print(page);
-	printf("</B>,\n"
-	       "could not be found.\n"
-	       "Try searching from the\n"
-	       "<A HREF=\"%s/index.html\">main page</A>.\n"
-	       "</P>", progname);
-	resp_end_html();
-}
-
-static void
-resp_bad(void)
-{
-	resp_begin_html(500, "Internal Server Error");
-	puts("<P>Generic badness happened.</P>");
-	resp_end_html();
-}
-
-static void
-resp_baddb(void)
-{
-
-	resp_begin_html(500, "Internal Server Error");
-	puts("<P>Your database is broken.</P>");
-	resp_end_html();
-}
-
-static void
-resp_search(struct res *r, size_t sz, void *arg)
-{
-	size_t		 i, matched;
-	const struct req *req;
-
-	req = (const struct req *)arg;
-
-	if (sz > 0)
-		assert(req->q.manroot >= 0);
-
-	for (matched = i = 0; i < sz; i++)
-		if (r[i].matched)
-			matched++;
-	
-	if (1 == matched) {
-		for (i = 0; i < sz; i++)
-			if (r[i].matched)
-				break;
-		/*
-		 * If we have just one result, then jump there now
-		 * without any delay.
-		 */
-		puts("Status: 303 See Other");
-		printf("Location: http://%s%s/show/%d/%u/%u.html?",
-				host, progname, req->q.manroot,
-				r[i].volume, r[i].rec);
-		http_printquery(req);
-		puts("\n"
-		     "Content-Type: text/html; charset=utf-8\n");
-		return;
-	}
-
-	resp_begin_html(200, NULL);
-	resp_searchform(req);
-
-	puts("<DIV CLASS=\"results\">");
-
-	if (0 == matched) {
-		puts("<P>\n"
-		     "No results found.\n"
-		     "</P>\n"
-		     "</DIV>");
-		resp_end_html();
-		return;
-	}
-
-	qsort(r, sz, sizeof(struct res), cmp);
-
-	puts("<TABLE>");
-
-	for (i = 0; i < sz; i++) {
-		if ( ! r[i].matched)
-			continue;
-		printf("<TR>\n"
-		       "<TD CLASS=\"title\">\n"
-		       "<A HREF=\"%s/show/%d/%u/%u.html?", 
-				progname, req->q.manroot,
-				r[i].volume, r[i].rec);
-		html_printquery(req);
-		printf("\">");
-		html_print(r[i].title);
-		putchar('(');
-		html_print(r[i].cat);
-		if (r[i].arch && '\0' != *r[i].arch) {
-			putchar('/');
-			html_print(r[i].arch);
-		}
-		printf(")</A>\n"
-		       "</TD>\n"
-		       "<TD CLASS=\"desc\">");
-		html_print(r[i].desc);
-		puts("</TD>\n"
-		     "</TR>");
-	}
-
-	puts("</TABLE>\n"
-	     "</DIV>");
-	resp_end_html();
-}
-
-/* ARGSUSED */
-static void
-pg_index(const struct req *req, char *path)
-{
-
-	resp_index(req);
-}
-
-static void
-catman(const struct req *req, const char *file)
-{
-	FILE		*f;
-	size_t		 len;
-	int		 i;
-	char		*p;
-	int		 italic, bold;
-
-	if (NULL == (f = fopen(file, "r"))) {
-		resp_baddb();
-		return;
-	}
-
-	resp_begin_html(200, NULL);
-	resp_searchform(req);
-	puts("<DIV CLASS=\"catman\">\n"
-	     "<PRE>");
-
-	while (NULL != (p = fgetln(f, &len))) {
-		bold = italic = 0;
-		for (i = 0; i < (int)len - 1; i++) {
-			/* 
-			 * This means that the catpage is out of state.
-			 * Ignore it and keep going (although the
-			 * catpage is bogus).
-			 */
-
-			if ('\b' == p[i] || '\n' == p[i])
-				continue;
-
-			/*
-			 * Print a regular character.
-			 * Close out any bold/italic scopes.
-			 * If we're in back-space mode, make sure we'll
-			 * have something to enter when we backspace.
-			 */
-
-			if ('\b' != p[i + 1]) {
-				if (italic)
-					printf("</I>");
-				if (bold)
-					printf("</B>");
-				italic = bold = 0;
-				html_putchar(p[i]);
-				continue;
-			} else if (i + 2 >= (int)len)
-				continue;
-
-			/* Italic mode. */
-
-			if ('_' == p[i]) {
-				if (bold)
-					printf("</B>");
-				if ( ! italic)
-					printf("<I>");
-				bold = 0;
-				italic = 1;
-				i += 2;
-				html_putchar(p[i]);
-				continue;
-			}
-
-			/* 
-			 * Handle funny behaviour troff-isms.
-			 * These grok'd from the original man2html.c.
-			 */
-
-			if (('+' == p[i] && 'o' == p[i + 2]) ||
-					('o' == p[i] && '+' == p[i + 2]) ||
-					('|' == p[i] && '=' == p[i + 2]) ||
-					('=' == p[i] && '|' == p[i + 2]) ||
-					('*' == p[i] && '=' == p[i + 2]) ||
-					('=' == p[i] && '*' == p[i + 2]) ||
-					('*' == p[i] && '|' == p[i + 2]) ||
-					('|' == p[i] && '*' == p[i + 2]))  {
-				if (italic)
-					printf("</I>");
-				if (bold)
-					printf("</B>");
-				italic = bold = 0;
-				putchar('*');
-				i += 2;
-				continue;
-			} else if (('|' == p[i] && '-' == p[i + 2]) ||
-					('-' == p[i] && '|' == p[i + 1]) ||
-					('+' == p[i] && '-' == p[i + 1]) ||
-					('-' == p[i] && '+' == p[i + 1]) ||
-					('+' == p[i] && '|' == p[i + 1]) ||
-					('|' == p[i] && '+' == p[i + 1]))  {
-				if (italic)
-					printf("</I>");
-				if (bold)
-					printf("</B>");
-				italic = bold = 0;
-				putchar('+');
-				i += 2;
-				continue;
-			}
-
-			/* Bold mode. */
-			
-			if (italic)
-				printf("</I>");
-			if ( ! bold)
-				printf("<B>");
-			bold = 1;
-			italic = 0;
-			i += 2;
-			html_putchar(p[i]);
-		}
-
-		/* 
-		 * Clean up the last character.
-		 * We can get to a newline; don't print that. 
-		 */
-
-		if (italic)
-			printf("</I>");
-		if (bold)
-			printf("</B>");
-
-		if (i == (int)len - 1 && '\n' != p[i])
-			html_putchar(p[i]);
-
-		putchar('\n');
-	}
-
-	puts("</PRE>\n"
-	     "</DIV>\n"
-	     "</BODY>\n"
-	     "</HTML>");
-
-	fclose(f);
-}
-
-static void
-format(const struct req *req, const char *file)
-{
-	struct mparse	*mp;
-	int		 fd;
-	struct mdoc	*mdoc;
-	struct man	*man;
-	void		*vp;
-	enum mandoclevel rc;
-	char		 opts[PATH_MAX + 128];
-
-	if (-1 == (fd = open(file, O_RDONLY, 0))) {
-		resp_baddb();
-		return;
-	}
-
-	mp = mparse_alloc(MPARSE_AUTO, MANDOCLEVEL_FATAL, NULL, NULL, NULL);
-	rc = mparse_readfd(mp, fd, file);
-	close(fd);
-
-	if (rc >= MANDOCLEVEL_FATAL) {
-		resp_baddb();
-		return;
-	}
-
-	snprintf(opts, sizeof(opts), "fragment,"
-			"man=%s/search.html?sec=%%S&expr=Nm~^%%N$,"
-			/*"includes=/cgi-bin/man.cgi/usr/include/%%I"*/,
-			progname);
-
-	mparse_result(mp, &mdoc, &man);
-	if (NULL == man && NULL == mdoc) {
-		resp_baddb();
-		mparse_free(mp);
-		return;
-	}
-
-	resp_begin_html(200, NULL);
-	resp_searchform(req);
-
-	vp = html_alloc(opts);
-
-	if (NULL != mdoc)
-		html_mdoc(vp, mdoc);
-	else
-		html_man(vp, man);
-
-	puts("</BODY>\n"
-	     "</HTML>");
-
-	html_free(vp);
-	mparse_free(mp);
-}
-
-static void
-pg_show(const struct req *req, char *path)
-{
-	struct manpaths	 ps;
-	size_t		 sz;
-	char		*sub;
-	char		 file[PATH_MAX];
-	const char	*cp;
-	int		 rc, catm;
-	unsigned int	 vol, rec, mr;
-	DB		*idx;
-	DBT		 key, val;
-
-	idx = NULL;
-
-	/* Parse out mroot, volume, and record from the path. */
-
-	if (NULL == path || NULL == (sub = strchr(path, '/'))) {
-		resp_error400();
-		return;
-	} 
-	*sub++ = '\0';
-	if ( ! atou(path, &mr)) {
-		resp_error400();
-		return;
-	}
-	path = sub;
-	if (NULL == (sub = strchr(path, '/'))) {
-		resp_error400();
-		return;
-	}
-	*sub++ = '\0';
-	if ( ! atou(path, &vol) || ! atou(sub, &rec)) {
-		resp_error400();
-		return;
-	} else if (mr >= (unsigned int)req->psz) {
-		resp_error400();
-		return;
-	}
-
-	/*
-	 * Begin by chdir()ing into the manroot.
-	 * This way we can pick up the database files, which are
-	 * relative to the manpath root.
-	 */
-
-	if (-1 == chdir(req->p[(int)mr].path)) {
-		perror(req->p[(int)mr].path);
-		resp_baddb();
-		return;
-	}
-
-	memset(&ps, 0, sizeof(struct manpaths));
-	manpath_manconf(&ps, "etc/catman.conf");
-
-	if (vol >= (unsigned int)ps.sz) {
-		resp_error400();
-		goto out;
-	}
-
-	sz = strlcpy(file, ps.paths[vol], PATH_MAX);
-	assert(sz < PATH_MAX);
-	strlcat(file, "/", PATH_MAX);
-	strlcat(file, MANDOC_IDX, PATH_MAX);
-
-	/* Open the index recno(3) database. */
-
-	idx = dbopen(file, O_RDONLY, 0, DB_RECNO, NULL);
-	if (NULL == idx) {
-		perror(file);
-		resp_baddb();
-		goto out;
-	}
-
-	key.data = &rec;
-	key.size = 4;
-
-	if (0 != (rc = (*idx->get)(idx, &key, &val, 0))) {
-		rc < 0 ? resp_baddb() : resp_error400();
-		goto out;
-	} else if (0 == val.size) {
-		resp_baddb();
-		goto out;
-	}
-
-	cp = (char *)val.data;
-	catm = 'c' == *cp++;
-
-	if (NULL == memchr(cp, '\0', val.size - 1)) 
-		resp_baddb();
-	else {
- 		file[(int)sz] = '\0';
- 		strlcat(file, "/", PATH_MAX);
- 		strlcat(file, cp, PATH_MAX);
-		if (catm) 
-			catman(req, file);
-		else
-			format(req, file);
-	}
-out:
-	if (idx)
-		(*idx->close)(idx);
-	manpath_free(&ps);
-}
-
-static void
-pg_search(const struct req *req, char *path)
-{
-	size_t		  tt, ressz;
-	struct manpaths	  ps;
-	int		  i, sz, rc;
-	const char	 *ep, *start;
-	struct res	*res;
-	char		**cp;
-	struct opts	  opt;
-	struct expr	 *expr;
-
-	if (req->q.manroot < 0 || 0 == req->psz) {
-		resp_search(NULL, 0, (void *)req);
-		return;
-	}
-
-	memset(&opt, 0, sizeof(struct opts));
-
-	ep 	 = req->q.expr;
-	opt.arch = req->q.arch;
-	opt.cat  = req->q.sec;
-	rc 	 = -1;
-	sz 	 = 0;
-	cp	 = NULL;
-	ressz	 = 0;
-	res	 = NULL;
-
-	/*
-	 * Begin by chdir()ing into the root of the manpath.
-	 * This way we can pick up the database files, which are
-	 * relative to the manpath root.
-	 */
-
-	assert(req->q.manroot < (int)req->psz);
-	if (-1 == (chdir(req->p[req->q.manroot].path))) {
-		perror(req->p[req->q.manroot].path);
-		resp_search(NULL, 0, (void *)req);
-		return;
-	}
-
-	memset(&ps, 0, sizeof(struct manpaths));
-	manpath_manconf(&ps, "etc/catman.conf");
-
-	/*
-	 * Poor man's tokenisation: just break apart by spaces.
-	 * Yes, this is half-ass.  But it works for now.
-	 */
-
-	while (ep && isspace((unsigned char)*ep))
-		ep++;
-
-	while (ep && '\0' != *ep) {
-		cp = mandoc_realloc(cp, (sz + 1) * sizeof(char *));
-		start = ep;
-		while ('\0' != *ep && ! isspace((unsigned char)*ep))
-			ep++;
-		cp[sz] = mandoc_malloc((ep - start) + 1);
-		memcpy(cp[sz], start, ep - start);
-		cp[sz++][ep - start] = '\0';
-		while (isspace((unsigned char)*ep))
-			ep++;
-	}
-
-	/*
-	 * Pump down into apropos backend.
-	 * The resp_search() function is called with the results.
-	 */
-
-	expr = req->q.legacy ? 
-		termcomp(sz, cp, &tt) : exprcomp(sz, cp, &tt);
-
-	if (NULL != expr)
-		rc = apropos_search
-			(ps.sz, ps.paths, &opt, expr, tt, 
-			 (void *)req, &ressz, &res, resp_search);
-
-	/* ...unless errors occured. */
-
-	if (0 == rc)
-		resp_baddb();
-	else if (-1 == rc)
-		resp_search(NULL, 0, NULL);
-
-	for (i = 0; i < sz; i++)
-		free(cp[i]);
-
-	free(cp);
-	resfree(res, ressz);
-	exprfree(expr);
-	manpath_free(&ps);
-}
-
-int
-main(void)
-{
-	int		 i;
-	char		 buf[PATH_MAX];
-	DIR		*cwd;
-	struct req	 req;
-	char		*p, *path, *subpath;
-
-	/* Scan our run-time environment. */
-
-	if (NULL == (cache = getenv("CACHE_DIR")))
-		cache = "/cache/man.cgi";
-
-	if (NULL == (progname = getenv("SCRIPT_NAME")))
-		progname = "";
-
-	if (NULL == (css = getenv("CSS_DIR")))
-		css = "";
-
-	if (NULL == (host = getenv("HTTP_HOST")))
-		host = "localhost";
-
-	/*
-	 * First we change directory into the cache directory so that
-	 * subsequent scanning for manpath directories is rooted
-	 * relative to the same position.
-	 */
-
-	if (-1 == chdir(cache)) {
-		perror(cache);
-		resp_bad();
-		return(EXIT_FAILURE);
-	} else if (NULL == (cwd = opendir(cache))) {
-		perror(cache);
-		resp_bad();
-		return(EXIT_FAILURE);
-	} 
-
-	memset(&req, 0, sizeof(struct req));
-
-	strlcpy(buf, ".", PATH_MAX);
-	pathgen(cwd, buf, &req);
-	closedir(cwd);
-
-	/* Next parse out the query string. */
-
-	if (NULL != (p = getenv("QUERY_STRING")))
-		http_parse(&req, p);
-
-	/*
-	 * Now juggle paths to extract information.
-	 * We want to extract our filetype (the file suffix), the
-	 * initial path component, then the trailing component(s).
-	 * Start with leading subpath component. 
-	 */
-
-	subpath = path = NULL;
-	req.page = PAGE__MAX;
-
-	if (NULL == (path = getenv("PATH_INFO")) || '\0' == *path)
-		req.page = PAGE_INDEX;
-
-	if (NULL != path && '/' == *path && '\0' == *++path)
-		req.page = PAGE_INDEX;
-
-	/* Strip file suffix. */
-
-	if (NULL != path && NULL != (p = strrchr(path, '.')))
-		if (NULL != p && NULL == strchr(p, '/'))
-			*p++ = '\0';
-
-	/* Resolve subpath component. */
-
-	if (NULL != path && NULL != (subpath = strchr(path, '/')))
-		*subpath++ = '\0';
-
-	/* Map path into one we recognise. */
-
-	if (NULL != path && '\0' != *path)
-		for (i = 0; i < (int)PAGE__MAX; i++) 
-			if (0 == strcmp(pages[i], path)) {
-				req.page = (enum page)i;
-				break;
-			}
-
-	/* Route pages. */
-
-	switch (req.page) {
-	case (PAGE_INDEX):
-		pg_index(&req, subpath);
-		break;
-	case (PAGE_SEARCH):
-		pg_search(&req, subpath);
-		break;
-	case (PAGE_SHOW):
-		pg_show(&req, subpath);
-		break;
-	default:
-		resp_error404(path);
-		break;
-	}
-
-	for (i = 0; i < (int)req.psz; i++) {
-		free(req.p[i].path);
-		free(req.p[i].name);
-	}
-
-	free(req.p);
-	return(EXIT_SUCCESS);
-}
-
-static int
-cmp(const void *p1, const void *p2)
-{
-
-	return(strcasecmp(((const struct res *)p1)->title,
-				((const struct res *)p2)->title));
-}
-
-/*
- * Check to see if an "etc" path consists of a catman.conf file.  If it
- * does, that means that the path contains a tree created by catman(8)
- * and should be used for indexing.
- */
-static int
-pathstop(DIR *dir)
-{
-	struct dirent	*d;
-
-	while (NULL != (d = readdir(dir)))
-		if (DT_REG == d->d_type)
-			if (0 == strcmp(d->d_name, "catman.conf"))
-				return(1);
-
-	return(0);
-}
-
-/*
- * Scan for indexable paths.
- * This adds all paths with "etc/catman.conf" to the buffer.
- */
-static void
-pathgen(DIR *dir, char *path, struct req *req)
-{
-	struct dirent	*d;
-	char		*cp;
-	DIR		*cd;
-	int		 rc;
-	size_t		 sz, ssz;
-
-	sz = strlcat(path, "/", PATH_MAX);
-	if (sz >= PATH_MAX) {
-		fprintf(stderr, "%s: Path too long", path);
-		return;
-	} 
-
-	/* 
-	 * First, scan for the "etc" directory.
-	 * If it's found, then see if it should cause us to stop.  This
-	 * happens when a catman.conf is found in the directory.
-	 */
-
-	rc = 0;
-	while (0 == rc && NULL != (d = readdir(dir))) {
-		if (DT_DIR != d->d_type || strcmp(d->d_name, "etc"))
-			continue;
-
-		path[(int)sz] = '\0';
-		ssz = strlcat(path, d->d_name, PATH_MAX);
-
-		if (ssz >= PATH_MAX) {
-			fprintf(stderr, "%s: Path too long", path);
-			return;
-		} else if (NULL == (cd = opendir(path))) {
-			perror(path);
-			return;
-		} 
-		
-		rc = pathstop(cd);
-		closedir(cd);
-	}
-
-	if (rc > 0) {
-		/* This also strips the trailing slash. */
-		path[(int)--sz] = '\0';
-		req->p = mandoc_realloc
-			(req->p, 
-			 (req->psz + 1) * sizeof(struct paths));
-		/*
-		 * Strip out the leading "./" unless we're just a ".",
-		 * in which case use an empty string as our name.
-		 */
-		req->p[(int)req->psz].path = mandoc_strdup(path);
-		req->p[(int)req->psz].name = 
-			cp = mandoc_strdup(path + (1 == sz ? 1 : 2));
-		req->psz++;
-		/* 
-		 * The name is just the path with all the slashes taken
-		 * out of it.  Simple but effective. 
-		 */
-		for ( ; '\0' != *cp; cp++) 
-			if ('/' == *cp)
-				*cp = ' ';
-		return;
-	} 
-
-	/*
-	 * If no etc/catman.conf was found, recursively enter child
-	 * directory and continue scanning.
-	 */
-
-	rewinddir(dir);
-	while (NULL != (d = readdir(dir))) {
-		if (DT_DIR != d->d_type || '.' == d->d_name[0])
-			continue;
-
-		path[(int)sz] = '\0';
-		ssz = strlcat(path, d->d_name, PATH_MAX);
-
-		if (ssz >= PATH_MAX) {
-			fprintf(stderr, "%s: Path too long", path);
-			return;
-		} else if (NULL == (cd = opendir(path))) {
-			perror(path);
-			return;
-		}
-
-		pathgen(cd, path, req);
-		closedir(cd);
-	}
-}
diff --git a/man-cgi.css b/man-cgi.css
deleted file mode 100644
index 5300267c..00000000
--- a/man-cgi.css
+++ /dev/null
@@ -1,13 +0,0 @@
-body				{ font-family: Helvetica, Arial, sans-serif; }
-body > div			{ padding-left: 2em; 
-				  padding-top: 1em; }
-body > div#mancgi		{ padding-left: 0em; 
-				  padding-top: 0em; }
-body > div.results		{ font-size: smaller; }
-#mancgi fieldset		{ text-align: center; 
-				  border: thin solid silver;
-				  border-radius: 1em;
-			  	  font-size: small; }
-#mancgi input[name=expr] 	{ width: 25%; }
-.results td.title		{ vertical-align: top;
-				  padding-right: 1em; }
-- 
cgit v1.2.3-56-ge451