Link to the new man.cgi(8) manual, now that we have it! :-)

[mandoc.git] / cgi.c

diff --git a/cgi.c b/cgi.c
index c09acb8e9dee61f84c6c50f4eac7685afd1441b9..284e4883634ad693a5a7fcb5c771a24fe9d838e6 100644 (file)
--- a/cgi.c
+++ b/cgi.c
@@ -1,6 +1,7 @@
-/*     $Id: cgi.c,v 1.43 2012/03/25 00:46:39 kristaps Exp $ */
+/*     $Id: cgi.c,v 1.61 2014/07/10 00:52:50 schwarze Exp $ */

 /*
  * Copyright (c) 2011, 2012 Kristaps Dzonsons <kristaps@bsd.lv>
 /*
  * Copyright (c) 2011, 2012 Kristaps Dzonsons <kristaps@bsd.lv>

+ * Copyright (c) 2014 Ingo Schwarze <schwarze@usta.de>

  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above


@@ -18,36 +19,20 @@
 #include "config.h"
 #endif
 
 #include "config.h"
 #endif
 

-#include <sys/param.h>
-#include <sys/wait.h>
-
-#include <assert.h>

 #include <ctype.h>
 #include <errno.h>
 #include <ctype.h>
 #include <errno.h>

-#include <dirent.h>

 #include <fcntl.h>
 #include <limits.h>
 #include <fcntl.h>
 #include <limits.h>

-#include <regex.h>

 #include <stdio.h>
 #include <stdio.h>

-#include <stdarg.h>
-#include <stdint.h>

 #include <stdlib.h>
 #include <string.h>
 #include <unistd.h>
 
 #include <stdlib.h>
 #include <string.h>
 #include <unistd.h>
 

-#include "apropos_db.h"

 #include "mandoc.h"
 #include "mandoc.h"

-#include "mdoc.h"
-#include "man.h"
+#include "mandoc_aux.h"

 #include "main.h"
 #include "manpath.h"
 #include "main.h"
 #include "manpath.h"

-#include "mandocdb.h"
-
-#ifdef __linux__
-# include <db_185.h>
-#else
-# include <db.h>
-#endif
+#include "mansearch.h"

 
 enum   page {
        PAGE_INDEX,
 
 enum   page {
        PAGE_INDEX,


@@ -56,30 +41,24 @@ enum        page {
        PAGE__MAX
 };
 
        PAGE__MAX
 };
 

-struct paths {
-       char            *name;
-       char            *path;
-};
-

 /*
  * A query as passed to the search function.
  */
 struct query {
 /*
  * A query as passed to the search function.
  */
 struct query {

+       const char      *manpath; /* desired manual directory */

        const char      *arch; /* architecture */
        const char      *sec; /* manual section */
        const char      *expr; /* unparsed expression string */
        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 {
        int              legacy; /* whether legacy mode */
 };
 
 struct req {

-       struct query     q;
-       struct paths    *p;
-       size_t           psz;
-       enum page        page;
+       struct query      q;
+       char            **p; /* array of available manpaths */
+       size_t            psz; /* number of available manpaths */
+       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             catman(const struct req *, const char *);
 static int              cmp(const void *, const void *);
 static void             format(const struct req *, const char *);


@@ -91,26 +70,27 @@ 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 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             pathgen(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             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_begin_html(int, const char *);
 static void             resp_begin_http(int, const char *);
 static void             resp_end_html(void);

+static void             resp_error_badrequest(const char *);
+static void             resp_error_internal(void);
+static void             resp_error_notfound(const char *);

 static void             resp_index(const struct req *);
 static void             resp_index(const struct req *);

-static void             resp_search(struct res *, size_t, void *);
+static void             resp_noresult(const struct req *,
+                               const char *);
+static void             resp_search(const struct req *,
+                               struct manpage *, size_t);

 static void             resp_searchform(const struct req *);
 
 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       *scriptname; /* CGI script name */
+static const char       *mandir; /* contains all manpath directories */
+static const char       *cssdir; /* css directory */
+static const char       *httphost; /* hostname used in the URIs */

 
 static const char * const pages[PAGE__MAX] = {
        "index", /* PAGE_INDEX */ 
 
 static const char * const pages[PAGE__MAX] = {
        "index", /* PAGE_INDEX */ 


@@ -118,29 +98,6 @@ static      const char * const pages[PAGE__MAX] = {
        "show", /* PAGE_SHOW */
 };
 
        "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!
 /*
  * Print a character, escaping HTML along the way.
  * This will pass non-ASCII straight to output: be warned!


@@ -167,29 +124,49 @@ html_putchar(char c)
                break;
        }
 }
                break;
        }
 }

+

 static void
 http_printquery(const struct req *req)
 {
 
 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 : "");
+       if (NULL != req->q.manpath) {
+               printf("&manpath=");
+               http_print(req->q.manpath);
+       }
+       if (NULL != req->q.sec) {
+               printf("&sec=");
+               http_print(req->q.sec);
+       }
+       if (NULL != req->q.arch) {
+               printf("&arch=");
+               http_print(req->q.arch);
+       }
+       if (NULL != req->q.expr) {
+               printf("&expr=");
+               http_print(req->q.expr ? req->q.expr : "");
+       }

 }
 
 }
 

-

 static void
 html_printquery(const struct req *req)
 {
 
 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 : "");
+       if (NULL != req->q.manpath) {
+               printf("&amp;manpath=");
+               html_print(req->q.manpath);
+       }
+       if (NULL != req->q.sec) {
+               printf("&amp;sec=");
+               html_print(req->q.sec);
+       }
+       if (NULL != req->q.arch) {
+               printf("&amp;arch=");
+               html_print(req->q.arch);
+       }
+       if (NULL != req->q.expr) {
+               printf("&amp;expr=");
+               html_print(req->q.expr ? req->q.expr : "");
+       }

 }
 
 static void
 }
 
 static void


@@ -224,14 +201,13 @@ html_print(const char *p)
 static void
 http_parse(struct req *req, char *p)
 {
 static void
 http_parse(struct req *req, char *p)
 {

-       char            *key, *val, *manroot;
-       int              i, legacy;
+       char            *key, *val;
+       int              legacy;

 
        memset(&req->q, 0, sizeof(struct query));
 
        memset(&req->q, 0, sizeof(struct query));

+       req->q.manpath = req->p[0];

 
        legacy = -1;
 
        legacy = -1;

-       manroot = NULL;
-

        while ('\0' != *p) {
                key = p;
                val = NULL;
        while ('\0' != *p) {
                key = p;
                val = NULL;


@@ -263,7 +239,7 @@ http_parse(struct req *req, char *p)
                else if (0 == strcmp(key, "arch"))
                        req->q.arch = val;
                else if (0 == strcmp(key, "manpath"))
                else if (0 == strcmp(key, "arch"))
                        req->q.arch = val;
                else if (0 == strcmp(key, "manpath"))

-                       manroot = val;
+                       req->q.manpath = val;

                else if (0 == strcmp(key, "apropos"))
                        legacy = 0 == strcmp(val, "0");
        }
                else if (0 == strcmp(key, "apropos"))
                        legacy = 0 == strcmp(val, "0");
        }


@@ -283,15 +259,6 @@ http_parse(struct req *req, char *p)
        if (req->q.legacy && NULL != req->q.arch)
                if (0 == strcmp(req->q.arch, "default"))
                        req->q.arch = 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
 }
 
 static void


@@ -377,7 +344,8 @@ resp_begin_html(int code, const char *msg)
               "<TITLE>System Manpage Reference</TITLE>\n"
               "</HEAD>\n"
               "<BODY>\n"
               "<TITLE>System Manpage Reference</TITLE>\n"
               "</HEAD>\n"
               "<BODY>\n"

-              "<!-- Begin page content. //-->\n", css, css);
+              "<!-- Begin page content. //-->\n",
+              cssdir, cssdir);

 }
 
 static void
 }
 
 static void


@@ -395,13 +363,13 @@ resp_searchform(const struct req *req)
 
        puts("<!-- Begin search form. //-->");
        printf("<DIV ID=\"mancgi\">\n"
 
        puts("<!-- Begin search form. //-->");
        printf("<DIV ID=\"mancgi\">\n"

-              "<FORM ACTION=\"%s/search.html\" METHOD=\"get\">\n"
+              "<FORM ACTION=\"%s/search\" METHOD=\"get\">\n"

               "<FIELDSET>\n"
               "<LEGEND>Search Parameters</LEGEND>\n"
               "<INPUT TYPE=\"submit\" "
               "<FIELDSET>\n"
               "<LEGEND>Search Parameters</LEGEND>\n"
               "<INPUT TYPE=\"submit\" "

-              " VALUE=\"Search\"> for manuals satisfying \n"
+              " VALUE=\"Search\"> for manuals matching \n"

               "<INPUT TYPE=\"text\" NAME=\"expr\" VALUE=\"",
               "<INPUT TYPE=\"text\" NAME=\"expr\" VALUE=\"",

-              progname);
+              scriptname);

        html_print(req->q.expr ? req->q.expr : "");
        printf("\">, section "
               "<INPUT TYPE=\"text\""
        html_print(req->q.expr ? req->q.expr : "");
        printf("\">, section "
               "<INPUT TYPE=\"text\""


@@ -413,20 +381,21 @@ resp_searchform(const struct req *req)
        html_print(req->q.arch ? req->q.arch : "");
        printf("\">");
        if (req->psz > 1) {
        html_print(req->q.arch ? req->q.arch : "");
        printf("\">");
        if (req->psz > 1) {

-               puts(", <SELECT NAME=\"manpath\">");
+               puts(", in <SELECT NAME=\"manpath\">");

                for (i = 0; i < (int)req->psz; i++) {
                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("<OPTION ");
+                       if (NULL == req->q.manpath ? 0 == i :
+                           0 == strcmp(req->q.manpath, req->p[i]))
+                               printf("SELECTED=\"selected\" ");
+                       printf("VALUE=\"");
+                       html_print(req->p[i]);

                        printf("\">");
                        printf("\">");

-                       html_print(req->p[i].name);
+                       html_print(req->p[i]);

                        puts("</OPTION>");
                }
                puts("</SELECT>");
        }
                        puts("</OPTION>");
                }
                puts("</SELECT>");
        }

-       puts(".\n"
+       puts("&mdash;\n"

             "<INPUT TYPE=\"reset\" VALUE=\"Reset\">\n"
             "</FIELDSET>\n"
             "</FORM>\n"
             "<INPUT TYPE=\"reset\" VALUE=\"Reset\">\n"
             "</FIELDSET>\n"
             "</FORM>\n"


@@ -438,27 +407,49 @@ static void
 resp_index(const struct req *req)
 {
 
 resp_index(const struct req *req)
 {
 

+       resp_begin_html(200, NULL);
+       puts("<H1>\n"
+            "Online manuals with "
+            "<A HREF=\"http://mdocml.bsd.lv/\">mandoc</A>\n"
+            "</H1>");
+       resp_searchform(req);
+       puts("<P>\n"
+            "This web interface is documented in the "
+            "<A HREF=\"search?expr=Nm~^man\\.cgi$&amp;sec=8\">"
+            "man.cgi</A> manual, and the "
+            "<A HREF=\"search?expr=Nm~^apropos$&amp;sec=1\">"
+            "apropos</A> manual explains the query syntax.\n"
+            "</P>");
+       resp_end_html();
+}
+
+static void
+resp_noresult(const struct req *req, const char *msg)
+{

        resp_begin_html(200, NULL);
        resp_searchform(req);
        resp_begin_html(200, NULL);
        resp_searchform(req);

+       puts("<P>");
+       puts(msg);
+       puts("</P>");

        resp_end_html();
 }
 
 static void
        resp_end_html();
 }
 
 static void

-resp_error400(void)
+resp_error_badrequest(const char *msg)

 {
 
 {
 

-       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_begin_html(400, "Bad Request");
+       puts("<H1>Bad Request</H1>\n"
+            "<P>\n");
+       puts(msg);
+       printf("Try again from the\n"
+              "<A HREF=\"%s\">main page</A>.\n"
+              "</P>", scriptname);

        resp_end_html();
 }
 
 static void
        resp_end_html();
 }
 
 static void

-resp_error404(const char *page)
+resp_error_notfound(const char *page)

 {
 
        resp_begin_html(404, "Not Found");
 {
 
        resp_begin_html(404, "Not Found");


@@ -470,100 +461,57 @@ resp_error404(const char *page)
        printf("</B>,\n"
               "could not be found.\n"
               "Try searching from the\n"
        printf("</B>,\n"
               "could not be found.\n"
               "Try searching from the\n"

-              "<A HREF=\"%s/index.html\">main page</A>.\n"
-              "</P>", progname);
+              "<A HREF=\"%s\">main page</A>.\n"
+              "</P>", scriptname);

        resp_end_html();
 }
 
 static void
        resp_end_html();
 }
 
 static void

-resp_bad(void)
+resp_error_internal(void)

 {
        resp_begin_html(500, "Internal Server Error");
 {
        resp_begin_html(500, "Internal Server Error");

-       puts("<P>Generic badness happened.</P>");
+       puts("<P>Internal Server Error</P>");

        resp_end_html();
 }
 
 static void
        resp_end_html();
 }
 
 static void

-resp_baddb(void)
+resp_search(const struct req *req, struct manpage *r, size_t sz)

 {
 {

+       size_t           i;

 
 

-       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 (1 == sz) {

                /*
                 * If we have just one result, then jump there now
                 * without any delay.
                 */
                puts("Status: 303 See Other");
                /*
                 * 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);
+               printf("Location: http://%s%s/show/%s/%s?",
+                   httphost, scriptname, req->q.manpath, r[0].file);

                http_printquery(req);
                puts("\n"
                     "Content-Type: text/html; charset=utf-8\n");
                return;
        }
 
                http_printquery(req);
                puts("\n"
                     "Content-Type: text/html; charset=utf-8\n");
                return;
        }
 

+       qsort(r, sz, sizeof(struct manpage), cmp);
+

        resp_begin_html(200, NULL);
        resp_searchform(req);
        resp_begin_html(200, NULL);
        resp_searchform(req);

-

        puts("<DIV CLASS=\"results\">");
        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++) {
        puts("<TABLE>");
 
        for (i = 0; i < sz; i++) {

-               if ( ! r[i].matched)
-                       continue;

                printf("<TR>\n"
                       "<TD CLASS=\"title\">\n"
                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);
+                      "<A HREF=\"%s/show/%s/%s?", 
+                   scriptname, req->q.manpath, r[i].file);

                html_printquery(req);
                printf("\">");
                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"
+               html_print(r[i].names);
+               printf("</A>\n"

                       "</TD>\n"
                       "<TD CLASS=\"desc\">");
                       "</TD>\n"
                       "<TD CLASS=\"desc\">");

-               html_print(r[i].desc);
+               html_print(r[i].output);

                puts("</TD>\n"
                     "</TR>");
        }
                puts("</TD>\n"
                     "</TR>");
        }


@@ -591,7 +539,8 @@ catman(const struct req *req, const char *file)
        int              italic, bold;
 
        if (NULL == (f = fopen(file, "r"))) {
        int              italic, bold;
 
        if (NULL == (f = fopen(file, "r"))) {

-               resp_baddb();
+               resp_error_badrequest(
+                   "You specified an invalid manual file.");

                return;
        }
 
                return;
        }
 


@@ -726,30 +675,35 @@ format(const struct req *req, const char *file)
        struct man      *man;
        void            *vp;
        enum mandoclevel rc;
        struct man      *man;
        void            *vp;
        enum mandoclevel rc;

-       char             opts[MAXPATHLEN + 128];
+       char             opts[PATH_MAX + 128];

 
        if (-1 == (fd = open(file, O_RDONLY, 0))) {
 
        if (-1 == (fd = open(file, O_RDONLY, 0))) {

-               resp_baddb();
+               resp_error_badrequest(
+                   "You specified an invalid manual file.");

                return;
        }
 
                return;
        }
 

-       mp = mparse_alloc(MPARSE_AUTO, MANDOCLEVEL_FATAL, NULL, NULL);
+       mp = mparse_alloc(MPARSE_SO, MANDOCLEVEL_FATAL, NULL,
+           req->q.manpath);

        rc = mparse_readfd(mp, fd, file);
        close(fd);
 
        if (rc >= MANDOCLEVEL_FATAL) {
        rc = mparse_readfd(mp, fd, file);
        close(fd);
 
        if (rc >= MANDOCLEVEL_FATAL) {

-               resp_baddb();
+               fprintf(stderr, "fatal mandoc error: %s/%s\n",
+                   req->q.manpath, file);
+               resp_error_internal();

                return;
        }
 
                return;
        }
 

-       snprintf(opts, sizeof(opts), "fragment,"
-                       "man=%s/search.html?sec=%%S&expr=Nm~^%%N$,"
-                       /*"includes=/cgi-bin/man.cgi/usr/include/%%I"*/,
-                       progname);
+       snprintf(opts, sizeof(opts),
+           "fragment,man=%s/search?sec=%%S&expr=Nm~^%%N$",
+           scriptname);

 
 

-       mparse_result(mp, &mdoc, &man);
+       mparse_result(mp, &mdoc, &man, NULL);

        if (NULL == man && NULL == mdoc) {
        if (NULL == man && NULL == mdoc) {

-               resp_baddb();
+               fprintf(stderr, "fatal mandoc error: %s/%s\n",
+                   req->q.manpath, file);
+               resp_error_internal();

                mparse_free(mp);
                return;
        }
                mparse_free(mp);
                return;
        }


@@ -774,135 +728,43 @@ format(const struct req *req, const char *file)
 static void
 pg_show(const struct req *req, char *path)
 {
 static void
 pg_show(const struct req *req, char *path)
 {

-       struct manpaths  ps;
-       size_t           sz;

        char            *sub;
        char            *sub;

-       char             file[MAXPATHLEN];
-       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, '/'))) {
 
        if (NULL == path || NULL == (sub = strchr(path, '/'))) {

-               resp_error400();
+               resp_error_badrequest(
+                   "You did not specify a page to show.");

                return;
        } 
        *sub++ = '\0';
                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.
+        * Begin by chdir()ing into the manpath.

         * This way we can pick up the database files, which are
         * relative to the manpath root.
         */
 
         * 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();
+       if (-1 == chdir(path)) {
+               resp_error_badrequest(
+                   "You specified an invalid manpath.");

                return;
        }
 
                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], MAXPATHLEN);
-       assert(sz < MAXPATHLEN);
-       strlcat(file, "/", MAXPATHLEN);
-       strlcat(file, MANDOC_IDX, MAXPATHLEN);
-
-       /* 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, "/", MAXPATHLEN);
-               strlcat(file, cp, MAXPATHLEN);
-               if (catm) 
-                       catman(req, file);
-               else
-                       format(req, file);
-       }
-out:
-       if (idx)
-               (*idx->close)(idx);
-       manpath_free(&ps);
+       if ('c' == *sub)
+               catman(req, sub);
+       else
+               format(req, sub);

 }
 
 static void
 pg_search(const struct req *req, char *path)
 {
 }
 
 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;
+       struct mansearch          search;
+       struct manpaths           paths;
+       struct manpage           *res;
+       char                    **cp;
+       const char               *ep, *start;
+       size_t                    ressz;
+       int                       i, sz;

 
        /*
         * Begin by chdir()ing into the root of the manpath.
 
        /*
         * Begin by chdir()ing into the root of the manpath.


@@ -910,26 +772,34 @@ pg_search(const struct req *req, char *path)
         * relative to the manpath root.
         */
 
         * 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);
+       if (-1 == (chdir(req->q.manpath))) {
+               resp_error_badrequest(
+                   "You specified an invalid manpath.");

                return;
        }
 
                return;
        }
 

-       memset(&ps, 0, sizeof(struct manpaths));
-       manpath_manconf(&ps, "etc/catman.conf");
+       search.arch = req->q.arch;
+       search.sec = req->q.sec;
+       search.deftype = TYPE_Nm | TYPE_Nd;
+       search.flags = 0;
+
+       paths.sz = 1;
+       paths.paths = mandoc_malloc(sizeof(char *));
+       paths.paths[0] = mandoc_strdup(".");

 
        /*
         * Poor man's tokenisation: just break apart by spaces.
         * Yes, this is half-ass.  But it works for now.
         */
 
 
        /*
         * Poor man's tokenisation: just break apart by spaces.
         * Yes, this is half-ass.  But it works for now.
         */
 

+       ep = req->q.expr;

        while (ep && isspace((unsigned char)*ep))
                ep++;
 
        while (ep && isspace((unsigned char)*ep))
                ep++;
 

+       sz = 0;
+       cp = NULL;

        while (ep && '\0' != *ep) {
        while (ep && '\0' != *ep) {

-               cp = mandoc_realloc(cp, (sz + 1) * sizeof(char *));
+               cp = mandoc_reallocarray(cp, sz + 1, sizeof(char *));

                start = ep;
                while ('\0' != *ep && ! isspace((unsigned char)*ep))
                        ep++;
                start = ep;
                while ('\0' != *ep && ! isspace((unsigned char)*ep))
                        ep++;


@@ -940,84 +810,69 @@ pg_search(const struct req *req, char *path)
                        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);
+       if (0 == mansearch(&search, &paths, sz, cp, "Nd", &res, &ressz))
+               resp_noresult(req, "You entered an invalid query.");
+       else if (0 == ressz)
+               resp_noresult(req, "No results found.");
+       else
+               resp_search(req, res, ressz);

 
        for (i = 0; i < sz; i++)
                free(cp[i]);
 
        for (i = 0; i < sz; i++)
                free(cp[i]);

-

        free(cp);
        free(cp);

-       resfree(res, ressz);
-       exprfree(expr);
-       manpath_free(&ps);
+
+       for (i = 0; i < (int)ressz; i++) {
+               free(res[i].file);
+               free(res[i].names);
+               free(res[i].output);
+       }
+       free(res);
+
+       free(paths.paths[0]);
+       free(paths.paths);

 }
 
 int
 main(void)
 {
        int              i;
 }
 
 int
 main(void)
 {
        int              i;

-       char             buf[MAXPATHLEN];
-       DIR             *cwd;

        struct req       req;
        struct req       req;

-       char            *p, *path, *subpath;
+       char            *querystring, *path, *subpath;

 
        /* Scan our run-time environment. */
 
 
        /* Scan our run-time environment. */
 

-       if (NULL == (cache = getenv("CACHE_DIR")))
-               cache = "/cache/man.cgi";
+       if (NULL == (mandir = getenv("MAN_DIR")))
+               mandir = "/man";

 
 

-       if (NULL == (progname = getenv("SCRIPT_NAME")))
-               progname = "";
+       if (NULL == (scriptname = getenv("SCRIPT_NAME")))
+               scriptname = "";

 
 

-       if (NULL == (css = getenv("CSS_DIR")))
-               css = "";
+       if (NULL == (cssdir = getenv("CSS_DIR")))
+               cssdir = "";

 
 

-       if (NULL == (host = getenv("HTTP_HOST")))
-               host = "localhost";
+       if (NULL == (httphost = getenv("HTTP_HOST")))
+               httphost = "localhost";

 
        /*
 
        /*

-        * First we change directory into the cache directory so that
+        * First we change directory into the mandir so that

         * subsequent scanning for manpath directories is rooted
         * relative to the same position.
         */
 
         * 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();
+       if (-1 == chdir(mandir)) {
+               fprintf(stderr, "MAN_DIR: %s: %s\n",
+                   mandir, strerror(errno));
+               resp_error_internal();

                return(EXIT_FAILURE);
        } 
 
        memset(&req, 0, sizeof(struct req));
                return(EXIT_FAILURE);
        } 
 
        memset(&req, 0, sizeof(struct req));

-
-       strlcpy(buf, ".", MAXPATHLEN);
-       pathgen(cwd, buf, &req);
-       closedir(cwd);
+       pathgen(&req);

 
        /* Next parse out the query string. */
 
 
        /* Next parse out the query string. */
 

-       if (NULL != (p = getenv("QUERY_STRING")))
-               http_parse(&req, p);
+       if (NULL != (querystring = getenv("QUERY_STRING")))
+               http_parse(&req, querystring);

 
        /*
         * Now juggle paths to extract information.
 
        /*
         * Now juggle paths to extract information.


@@ -1035,12 +890,6 @@ main(void)
        if (NULL != path && '/' == *path && '\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, '/')))
        /* Resolve subpath component. */
 
        if (NULL != path && NULL != (subpath = strchr(path, '/')))


@@ -1068,15 +917,12 @@ main(void)
                pg_show(&req, subpath);
                break;
        default:
                pg_show(&req, subpath);
                break;
        default:

-               resp_error404(path);
+               resp_error_notfound(path);

                break;
        }
 
                break;
        }
 

-       for (i = 0; i < (int)req.psz; i++) {
-               free(req.p[i].path);
-               free(req.p[i].name);
-       }
-
+       for (i = 0; i < (int)req.psz; i++)
+               free(req.p[i]);

        free(req.p);
        return(EXIT_SUCCESS);
 }
        free(req.p);
        return(EXIT_SUCCESS);
 }


@@ -1085,119 +931,28 @@ static int
 cmp(const void *p1, const void *p2)
 {
 
 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);
+       return(strcasecmp(((const struct manpage *)p1)->names,
+           ((const struct manpage *)p2)->names));

 }
 
 /*
  * Scan for indexable paths.
 }
 
 /*
  * Scan for indexable paths.

- * This adds all paths with "etc/catman.conf" to the buffer.

  */
 static void
  */
 static void

-pathgen(DIR *dir, char *path, struct req *req)
+pathgen(struct req *req)

 {
 {

-       struct dirent   *d;
-       char            *cp;
-       DIR             *cd;
-       int              rc;
-       size_t           sz, ssz;
-
-       sz = strlcat(path, "/", MAXPATHLEN);
-       if (sz >= MAXPATHLEN) {
-               fprintf(stderr, "%s: Path too long", path);
-               return;
-       } 
+       FILE    *fp;
+       char    *dp;
+       size_t   dpsz;

 
 

-       /* 
-        * 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, MAXPATHLEN);
-
-               if (ssz >= MAXPATHLEN) {
-                       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 = ' ';
+       if (NULL == (fp = fopen("manpath.conf", "r")))

                return;
                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, MAXPATHLEN);
-
-               if (ssz >= MAXPATHLEN) {
-                       fprintf(stderr, "%s: Path too long", path);
-                       return;
-               } else if (NULL == (cd = opendir(path))) {
-                       perror(path);
-                       return;
-               }

 
 

-               pathgen(cd, path, req);
-               closedir(cd);
+       while (NULL != (dp = fgetln(fp, &dpsz))) {
+               if ('\n' == dp[dpsz - 1])
+                       dpsz--;
+               req->p = mandoc_realloc(req->p,
+                   (req->psz + 1) * sizeof(char *));
+               req->p[req->psz++] = mandoc_strndup(dp, dpsz);

        }
 }
        }
 }