Support .St -p1003.1-2013, "IEEE Std 1003.1-2008/Cor 1-2013".

[mandoc.git] / mandocdb.c

diff --git a/mandocdb.c b/mandocdb.c
index 337a815a067e48acc550c9269cd48613955b3705..31d168265a2be2e1e9dbab3becb49deb9e469468 100644 (file)
--- a/mandocdb.c
+++ b/mandocdb.c
@@ -1,4 +1,4 @@
-/*     $Id: mandocdb.c,v 1.77 2013/12/26 19:02:04 schwarze Exp $ */
+/*     $Id: mandocdb.c,v 1.92 2013/12/31 19:40:20 schwarze Exp $ */

 /*
  * Copyright (c) 2011, 2012 Kristaps Dzonsons <kristaps@bsd.lv>
  * Copyright (c) 2011, 2012, 2013 Ingo Schwarze <schwarze@openbsd.org>
 /*
  * Copyright (c) 2011, 2012 Kristaps Dzonsons <kristaps@bsd.lv>
  * Copyright (c) 2011, 2012, 2013 Ingo Schwarze <schwarze@openbsd.org>


@@ -76,34 +76,42 @@ enum        op {
 };
 
 enum   form {
 };
 
 enum   form {

-       FORM_SRC, /* format is -man or -mdoc */
-       FORM_CAT, /* format is cat */
-       FORM_NONE /* format is unknown */
+       FORM_NONE,  /* format is unknown */
+       FORM_SRC,   /* format is -man or -mdoc */
+       FORM_CAT    /* format is cat */

 };
 
 struct str {
        char            *utf8; /* key in UTF-8 form */
 };
 
 struct str {
        char            *utf8; /* key in UTF-8 form */

-       const struct of *of; /* if set, the owning parse */
+       const struct mpage *mpage; /* if set, the owning parse */

        uint64_t         mask; /* bitmask in sequence */
        char             key[]; /* the string itself */
 };
 
        uint64_t         mask; /* bitmask in sequence */
        char             key[]; /* the string itself */
 };
 

-struct id {
-       ino_t            ino;
-       dev_t            dev;
+struct inodev {
+       ino_t            st_ino;
+       dev_t            st_dev;

 };
 
 };
 

-struct of {
-       struct id        id; /* used for hashing routine */
-       struct of       *next; /* next in ofs */
-       enum form        dform; /* path-cued form */
-       enum form        sform; /* suffix-cued form */
+struct mpage {
+       struct inodev    inodev;  /* used for hashing routine */
+       enum form        form;    /* format from file content */
+       char            *sec;     /* section from file content */
+       char            *arch;    /* architecture from file content */
+       char            *title;   /* title from file content */
+       char            *desc;    /* description from file content */
+       struct mlink    *mlinks;  /* singly linked list */
+};
+
+struct mlink {

        char             file[PATH_MAX]; /* filename rel. to manpath */
        char             file[PATH_MAX]; /* filename rel. to manpath */

-       char            *desc; /* parsed description */
-       char            *name; /* name (from filename) (not empty) */
-       char            *sec; /* suffix-cued section (or empty) */
-       char            *dsec; /* path-cued section (or empty) */
-       char            *arch; /* path-cued arch. (or empty) */
+       enum form        dform;   /* format from directory */
+       enum form        fform;   /* format from file name suffix */
+       char            *dsec;    /* section from directory */
+       char            *arch;    /* architecture from directory */
+       char            *name;    /* name from file name (not empty) */
+       char            *fsec;    /* section from file name suffix */
+       struct mlink    *next;    /* singly linked list */

 };
 
 struct title {
 };
 
 struct title {


@@ -112,13 +120,14 @@ struct    title {
 };
 
 enum   stmt {
 };
 
 enum   stmt {

-       STMT_DELETE = 0, /* delete manpage */
-       STMT_INSERT_DOC, /* insert manpage */
-       STMT_INSERT_KEY, /* insert parsed key */
+       STMT_DELETE_PAGE = 0,   /* delete mpage */
+       STMT_INSERT_PAGE,       /* insert mpage */
+       STMT_INSERT_LINK,       /* insert mlink */
+       STMT_INSERT_KEY,        /* insert parsed key */

        STMT__MAX
 };
 
        STMT__MAX
 };
 

-typedef        int (*mdoc_fp)(struct of *, const struct mdoc_node *);
+typedef        int (*mdoc_fp)(struct mpage *, const struct mdoc_node *);

 
 struct mdoc_handler {
        mdoc_fp          fp; /* optional handler */
 
 struct mdoc_handler {
        mdoc_fp          fp; /* optional handler */


@@ -126,42 +135,37 @@ struct    mdoc_handler {
 };
 
 static void     dbclose(int);
 };
 
 static void     dbclose(int);

-static void     dbindex(struct mchars *, int, const struct of *);
+static void     dbindex(const struct mpage *, struct mchars *);

 static int      dbopen(int);
 static void     dbprune(void);
 static int      dbopen(int);
 static void     dbprune(void);

-static void     fileadd(struct of *);
-static int      filecheck(const char *);

 static void     filescan(const char *);
 static void    *hash_alloc(size_t, void *);
 static void     hash_free(void *, size_t, void *);
 static void    *hash_halloc(size_t, void *);
 static void     filescan(const char *);
 static void    *hash_alloc(size_t, void *);
 static void     hash_free(void *, size_t, void *);
 static void    *hash_halloc(size_t, void *);

-static void     inoadd(const struct stat *, struct of *);
-static int      inocheck(const struct stat *);
-static void     ofadd(int, const char *, const char *, const char *,
-                       const char *, const char *, const struct stat *);
-static void     offree(void);
-static void     ofmerge(struct mchars *, struct mparse *, int);
-static void     parse_catpage(struct of *);
-static void     parse_man(struct of *, const struct man_node *);
-static void     parse_mdoc(struct of *, const struct mdoc_node *);
-static int      parse_mdoc_body(struct of *, const struct mdoc_node *);
-static int      parse_mdoc_head(struct of *, const struct mdoc_node *);
-static int      parse_mdoc_Fd(struct of *, const struct mdoc_node *);
-static int      parse_mdoc_Fn(struct of *, const struct mdoc_node *);
-static int      parse_mdoc_In(struct of *, const struct mdoc_node *);
-static int      parse_mdoc_Nd(struct of *, const struct mdoc_node *);
-static int      parse_mdoc_Nm(struct of *, const struct mdoc_node *);
-static int      parse_mdoc_Sh(struct of *, const struct mdoc_node *);
-static int      parse_mdoc_St(struct of *, const struct mdoc_node *);
-static int      parse_mdoc_Xr(struct of *, const struct mdoc_node *);
-static int      set_basedir(const char *);
-static void     putkey(const struct of *, 
+static void     mlink_add(struct mlink *, const struct stat *);
+static void     mlink_free(struct mlink *);
+static void     mlinks_undupe(struct mpage *);
+static void     mpages_free(void);
+static void     mpages_merge(struct mchars *, struct mparse *, int);
+static void     parse_cat(struct mpage *);
+static void     parse_man(struct mpage *, const struct man_node *);
+static void     parse_mdoc(struct mpage *, const struct mdoc_node *);
+static int      parse_mdoc_body(struct mpage *, const struct mdoc_node *);
+static int      parse_mdoc_head(struct mpage *, const struct mdoc_node *);
+static int      parse_mdoc_Fd(struct mpage *, const struct mdoc_node *);
+static int      parse_mdoc_Fn(struct mpage *, const struct mdoc_node *);
+static int      parse_mdoc_Nd(struct mpage *, const struct mdoc_node *);
+static int      parse_mdoc_Nm(struct mpage *, const struct mdoc_node *);
+static int      parse_mdoc_Sh(struct mpage *, const struct mdoc_node *);
+static int      parse_mdoc_Xr(struct mpage *, const struct mdoc_node *);
+static void     putkey(const struct mpage *,

                        const char *, uint64_t);
                        const char *, uint64_t);

-static void     putkeys(const struct of *, 
+static void     putkeys(const struct mpage *,

                        const char *, size_t, uint64_t);
                        const char *, size_t, uint64_t);

-static void     putmdockey(const struct of *,
+static void     putmdockey(const struct mpage *,

                        const struct mdoc_node *, uint64_t);
 static void     say(const char *, const char *, ...);
                        const struct mdoc_node *, uint64_t);
 static void     say(const char *, const char *, ...);

+static int      set_basedir(const char *);

 static int      treescan(void);
 static size_t   utf8(unsigned int, char [7]);
 static void     utf8key(struct mchars *, struct str *);
 static int      treescan(void);
 static size_t   utf8(unsigned int, char [7]);
 static void     utf8key(struct mchars *, struct str *);


@@ -174,10 +178,9 @@ static     int              warnings; /* warn about crap */
 static int              exitcode; /* to be returned by main */
 static enum op          op; /* operational mode */
 static char             basedir[PATH_MAX]; /* current base directory */
 static int              exitcode; /* to be returned by main */
 static enum op          op; /* operational mode */
 static char             basedir[PATH_MAX]; /* current base directory */

-static struct ohash     inos; /* table of inodes/devices */
-static struct ohash     filenames; /* table of filenames */
+static struct ohash     mpages; /* table of distinct manual pages */
+static struct ohash     mlinks; /* table of directory entries */

 static struct ohash     strings; /* table of all strings */
 static struct ohash     strings; /* table of all strings */

-static struct of       *ofs = NULL; /* vector of files to parse */

 static sqlite3         *db = NULL; /* current database */
 static sqlite3_stmt    *stmts[STMT__MAX]; /* current statements */
 
 static sqlite3         *db = NULL; /* current database */
 static sqlite3_stmt    *stmts[STMT__MAX]; /* current statements */
 


@@ -211,7 +214,7 @@ static      const struct mdoc_handler mdocs[MDOC_MAX] = {
        { parse_mdoc_Fn, 0 },  /* Fn */
        { NULL, TYPE_Ft },  /* Ft */
        { NULL, TYPE_Ic },  /* Ic */
        { parse_mdoc_Fn, 0 },  /* Fn */
        { NULL, TYPE_Ft },  /* Ft */
        { NULL, TYPE_Ic },  /* Ic */

-       { parse_mdoc_In, TYPE_In },  /* In */
+       { NULL, TYPE_In },  /* In */

        { NULL, TYPE_Li },  /* Li */
        { parse_mdoc_Nd, TYPE_Nd },  /* Nd */
        { parse_mdoc_Nm, TYPE_Nm },  /* Nm */
        { NULL, TYPE_Li },  /* Li */
        { parse_mdoc_Nd, TYPE_Nd },  /* Nd */
        { parse_mdoc_Nm, TYPE_Nm },  /* Nm */


@@ -219,7 +222,7 @@ static      const struct mdoc_handler mdocs[MDOC_MAX] = {
        { NULL, 0 },  /* Ot */
        { NULL, TYPE_Pa },  /* Pa */
        { NULL, 0 },  /* Rv */
        { NULL, 0 },  /* Ot */
        { NULL, TYPE_Pa },  /* Pa */
        { NULL, 0 },  /* Rv */

-       { parse_mdoc_St, 0 },  /* St */
+       { NULL, TYPE_St },  /* St */

        { NULL, TYPE_Va },  /* Va */
        { parse_mdoc_body, TYPE_Va },  /* Vt */
        { parse_mdoc_Xr, 0 },  /* Xr */
        { NULL, TYPE_Va },  /* Va */
        { parse_mdoc_body, TYPE_Va },  /* Vt */
        { parse_mdoc_Xr, 0 },  /* Xr */


@@ -315,17 +318,17 @@ main(int argc, char *argv[])
        struct mchars    *mc;
        struct manpaths   dirs;
        struct mparse    *mp;
        struct mchars    *mc;
        struct manpaths   dirs;
        struct mparse    *mp;

-       struct ohash_info ino_info, filename_info;
+       struct ohash_info mpages_info, mlinks_info;

 
        memset(stmts, 0, STMT__MAX * sizeof(sqlite3_stmt *));
        memset(&dirs, 0, sizeof(struct manpaths));
 
 
        memset(stmts, 0, STMT__MAX * sizeof(sqlite3_stmt *));
        memset(&dirs, 0, sizeof(struct manpaths));
 

-       ino_info.alloc  = filename_info.alloc  = hash_alloc;
-       ino_info.halloc = filename_info.halloc = hash_halloc;
-       ino_info.hfree  = filename_info.hfree  = hash_free;
+       mpages_info.alloc  = mlinks_info.alloc  = hash_alloc;
+       mpages_info.halloc = mlinks_info.halloc = hash_halloc;
+       mpages_info.hfree  = mlinks_info.hfree  = hash_free;

 
 

-       ino_info.key_offset = offsetof(struct of, id);
-       filename_info.key_offset = offsetof(struct of, file);
+       mpages_info.key_offset = offsetof(struct mpage, inodev);
+       mlinks_info.key_offset = offsetof(struct mlink, file);

 
        progname = strrchr(argv[0], '/');
        if (progname == NULL)
 
        progname = strrchr(argv[0], '/');
        if (progname == NULL)


@@ -399,8 +402,8 @@ main(int argc, char *argv[])
                MANDOCLEVEL_FATAL, NULL, NULL, NULL);
        mc = mchars_alloc();
 
                MANDOCLEVEL_FATAL, NULL, NULL, NULL);
        mc = mchars_alloc();
 

-       ohash_init(&inos, 6, &ino_info);
-       ohash_init(&filenames, 6, &filename_info);
+       ohash_init(&mpages, 6, &mpages_info);
+       ohash_init(&mlinks, 6, &mlinks_info);

 
        if (OP_UPDATE == op || OP_DELETE == op || OP_TEST == op) {
                /* 
 
        if (OP_UPDATE == op || OP_DELETE == op || OP_TEST == op) {
                /* 


@@ -422,7 +425,7 @@ main(int argc, char *argv[])
                if (OP_TEST != op)
                        dbprune();
                if (OP_DELETE != op)
                if (OP_TEST != op)
                        dbprune();
                if (OP_DELETE != op)

-                       ofmerge(mc, mp, 0);
+                       mpages_merge(mc, mp, 0);

                dbclose(1);
        } else {
                /*
                dbclose(1);
        } else {
                /*


@@ -453,8 +456,8 @@ main(int argc, char *argv[])
                                continue;
 
                        if (j) {
                                continue;
 
                        if (j) {

-                               ohash_init(&inos, 6, &ino_info);
-                               ohash_init(&filenames, 6, &filename_info);
+                               ohash_init(&mpages, 6, &mpages_info);
+                               ohash_init(&mlinks, 6, &mlinks_info);

                        }
 
                        if (0 == set_basedir(dirs.paths[j]))
                        }
 
                        if (0 == set_basedir(dirs.paths[j]))


@@ -466,13 +469,13 @@ main(int argc, char *argv[])
                        if (0 == dbopen(0))
                                goto out;
 
                        if (0 == dbopen(0))
                                goto out;
 

-                       ofmerge(mc, mp, warnings && !use_all);
+                       mpages_merge(mc, mp, warnings && !use_all);

                        dbclose(0);
 
                        if (j + 1 < dirs.sz) {
                        dbclose(0);
 
                        if (j + 1 < dirs.sz) {

-                               ohash_delete(&inos);
-                               ohash_delete(&filenames);
-                               offree();
+                               mpages_free();
+                               ohash_delete(&mpages);
+                               ohash_delete(&mlinks);

                        }
                }
        }
                        }
                }
        }


@@ -481,9 +484,9 @@ out:
        manpath_free(&dirs);
        mchars_free(mc);
        mparse_free(mp);
        manpath_free(&dirs);
        mchars_free(mc);
        mparse_free(mp);

-       ohash_delete(&inos);
-       ohash_delete(&filenames);
-       offree();
+       mpages_free();
+       ohash_delete(&mpages);
+       ohash_delete(&mlinks);

        return(exitcode);
 usage:
        fprintf(stderr, "usage: %s [-anvW] [-C file]\n"
        return(exitcode);
 usage:
        fprintf(stderr, "usage: %s [-anvW] [-C file]\n"


@@ -516,8 +519,9 @@ treescan(void)
 {
        FTS             *f;
        FTSENT          *ff;
 {
        FTS             *f;
        FTSENT          *ff;

+       struct mlink    *mlink;

        int              dform;
        int              dform;

-       char            *sec;
+       char            *fsec;

        const char      *dsec, *arch, *cp, *path;
        const char      *argv[2];
 
        const char      *dsec, *arch, *cp, *path;
        const char      *argv[2];
 


@@ -541,9 +545,8 @@ treescan(void)
        while (NULL != (ff = fts_read(f))) {
                path = ff->fts_path + 2;
                /*
        while (NULL != (ff = fts_read(f))) {
                path = ff->fts_path + 2;
                /*

-                * If we're a regular file, add an "of" by using the
+                * If we're a regular file, add an mlink by using the

                 * stored directory data and handling the filename.
                 * stored directory data and handling the filename.

-                * Disallow duplicate (hard-linked) files.

                 */
                if (FTS_F == ff->fts_info) {
                        if (0 == strcmp(path, MANDOC_DB))
                 */
                if (FTS_F == ff->fts_info) {
                        if (0 == strcmp(path, MANDOC_DB))


@@ -552,11 +555,7 @@ treescan(void)
                                if (warnings)
                                        say(path, "Extraneous file");
                                continue;
                                if (warnings)
                                        say(path, "Extraneous file");
                                continue;

-                       } else if (inocheck(ff->fts_statp)) {
-                               if (warnings)
-                                       say(path, "Duplicate file");
-                               continue;
-                       } else if (NULL == (sec =
+                       } else if (NULL == (fsec =

                                        strrchr(ff->fts_name, '.'))) {
                                if ( ! use_all) {
                                        if (warnings)
                                        strrchr(ff->fts_name, '.'))) {
                                if ( ! use_all) {
                                        if (warnings)


@@ -564,34 +563,43 @@ treescan(void)
                                                    "No filename suffix");
                                        continue;
                                }
                                                    "No filename suffix");
                                        continue;
                                }

-                       } else if (0 == strcmp(++sec, "html")) {
+                       } else if (0 == strcmp(++fsec, "html")) {

                                if (warnings)
                                        say(path, "Skip html");
                                continue;
                                if (warnings)
                                        say(path, "Skip html");
                                continue;

-                       } else if (0 == strcmp(sec, "gz")) {
+                       } else if (0 == strcmp(fsec, "gz")) {

                                if (warnings)
                                        say(path, "Skip gz");
                                continue;
                                if (warnings)
                                        say(path, "Skip gz");
                                continue;

-                       } else if (0 == strcmp(sec, "ps")) {
+                       } else if (0 == strcmp(fsec, "ps")) {

                                if (warnings)
                                        say(path, "Skip ps");
                                continue;
                                if (warnings)
                                        say(path, "Skip ps");
                                continue;

-                       } else if (0 == strcmp(sec, "pdf")) {
+                       } else if (0 == strcmp(fsec, "pdf")) {

                                if (warnings)
                                        say(path, "Skip pdf");
                                continue;
                        } else if ( ! use_all &&
                                if (warnings)
                                        say(path, "Skip pdf");
                                continue;
                        } else if ( ! use_all &&

-                           ((FORM_SRC == dform && strcmp(sec, dsec)) ||
-                            (FORM_CAT == dform && strcmp(sec, "0")))) {
+                           ((FORM_SRC == dform && strcmp(fsec, dsec)) ||
+                            (FORM_CAT == dform && strcmp(fsec, "0")))) {

                                if (warnings)
                                        say(path, "Wrong filename suffix");
                                continue;
                        } else
                                if (warnings)
                                        say(path, "Wrong filename suffix");
                                continue;
                        } else

-                               sec[-1] = '\0';
-                       ofadd(dform, path, ff->fts_name, dsec, sec,
-                                       arch, ff->fts_statp);
+                               fsec[-1] = '\0';
+                       mlink = mandoc_calloc(1, sizeof(struct mlink));
+                       strlcpy(mlink->file, path, sizeof(mlink->file));
+                       mlink->dform = dform;
+                       if (NULL != dsec)
+                               mlink->dsec = mandoc_strdup(dsec);
+                       if (NULL != arch)
+                               mlink->arch = mandoc_strdup(arch);
+                       mlink->name = mandoc_strdup(ff->fts_name);
+                       if (NULL != fsec)
+                               mlink->fsec = mandoc_strdup(fsec);
+                       mlink_add(mlink, ff->fts_statp);

                        continue;
                        continue;

-               } else if (FTS_D != ff->fts_info && 
+               } else if (FTS_D != ff->fts_info &&

                                FTS_DP != ff->fts_info) {
                        if (warnings)
                                say(path, "Not a regular file");
                                FTS_DP != ff->fts_info) {
                        if (warnings)
                                say(path, "Not a regular file");


@@ -653,7 +661,7 @@ treescan(void)
 }
 
 /*
 }
 
 /*

- * Add a file to the file vector.
+ * Add a file to the mlinks table.

  * Do not verify that it's a "valid" looking manpage (we'll do that
  * later).
  *
  * Do not verify that it's a "valid" looking manpage (we'll do that
  * later).
  *


@@ -664,17 +672,15 @@ treescan(void)
  *   or
  *   [./]cat<section>[/<arch>]/<name>.0
  *
  *   or
  *   [./]cat<section>[/<arch>]/<name>.0
  *

- * Stuff this information directly into the "of" vector.

  * See treescan() for the fts(3) version of this.
  */
 static void
 filescan(const char *file)
 {
        char             buf[PATH_MAX];
  * See treescan() for the fts(3) version of this.
  */
 static void
 filescan(const char *file)
 {
        char             buf[PATH_MAX];

-       const char      *sec, *arch, *name, *dsec;
-       char            *p, *start;
-       int              dform;

        struct stat      st;
        struct stat      st;

+       struct mlink    *mlink;
+       char            *p, *start;

 
        assert(use_all);
 
 
        assert(use_all);
 


@@ -697,14 +703,10 @@ filescan(const char *file)
                exitcode = (int)MANDOCLEVEL_BADARG;
                say(file, "Not a regular file");
                return;
                exitcode = (int)MANDOCLEVEL_BADARG;
                say(file, "Not a regular file");
                return;

-       } else if (inocheck(&st)) {
-               if (warnings)
-                       say(file, "Duplicate file");
-               return;

        }
        start = buf + strlen(basedir);
        }
        start = buf + strlen(basedir);

-       sec = arch = name = dsec = NULL;
-       dform = FORM_NONE;
+       mlink = mandoc_calloc(1, sizeof(struct mlink));
+       strlcpy(mlink->file, start, sizeof(mlink->file));

 
        /*
         * First try to guess our directory structure.
 
        /*
         * First try to guess our directory structure.


@@ -715,19 +717,19 @@ filescan(const char *file)
        if (NULL != (p = strchr(start, '/'))) {
                *p++ = '\0';
                if (0 == strncmp(start, "man", 3)) {
        if (NULL != (p = strchr(start, '/'))) {
                *p++ = '\0';
                if (0 == strncmp(start, "man", 3)) {

-                       dform = FORM_SRC;
-                       dsec = start + 3;
+                       mlink->dform = FORM_SRC;
+                       mlink->dsec = mandoc_strdup(start + 3);

                } else if (0 == strncmp(start, "cat", 3)) {
                } else if (0 == strncmp(start, "cat", 3)) {

-                       dform = FORM_CAT;
-                       dsec = start + 3;
+                       mlink->dform = FORM_CAT;
+                       mlink->dsec = mandoc_strdup(start + 3);

                }
 
                start = p;
                }
 
                start = p;

-               if (NULL != dsec && NULL != (p = strchr(start, '/'))) {
+               if (NULL != mlink->dsec && NULL != (p = strchr(start, '/'))) {

                        *p++ = '\0';
                        *p++ = '\0';

-                       arch = start;
+                       mlink->arch = mandoc_strdup(start);

                        start = p;
                        start = p;

-               } 
+               }

        }
 
        /*
        }
 
        /*


@@ -740,168 +742,169 @@ filescan(const char *file)
 
        if ('.' == *p) {
                *p++ = '\0';
 
        if ('.' == *p) {
                *p++ = '\0';

-               sec = p;
+               mlink->fsec = mandoc_strdup(p);

        }
 
        /*
         * Now try to parse the name.
         * Use the filename portion of the path.
         */
        }
 
        /*
         * Now try to parse the name.
         * Use the filename portion of the path.
         */

-       name = start;
+       mlink->name = start;

        if (NULL != (p = strrchr(start, '/'))) {
        if (NULL != (p = strrchr(start, '/'))) {

-               name = p + 1;
+               mlink->name = p + 1;

                *p = '\0';
                *p = '\0';

-       } 
-
-       ofadd(dform, file, name, dsec, sec, arch, &st);
-}
-
-/*
- * See fileadd(). 
- */
-static int
-filecheck(const char *name)
-{
+       }
+       mlink->name = mandoc_strdup(mlink->name);

 
 

-       return(NULL != ohash_find(&filenames,
-                       ohash_qlookup(&filenames, name)));
+       mlink_add(mlink, &st);

 }
 
 }
 

-/*
- * Use the standard hashing mechanism (K&R) to see if the given filename
- * already exists.
- */

 static void
 static void

-fileadd(struct of *of)
+mlink_add(struct mlink *mlink, const struct stat *st)

 {
 {

+       struct inodev    inodev;
+       struct mpage    *mpage;

        unsigned int     slot;
 
        unsigned int     slot;
 

-       slot = ohash_qlookup(&filenames, of->file);
-       assert(NULL == ohash_find(&filenames, slot));
-       ohash_insert(&filenames, slot, of);
-}
-
-/*
- * See inoadd().
- */
-static int
-inocheck(const struct stat *st)
-{
-       struct id        id;
-       uint32_t         hash;
-
-       memset(&id, 0, sizeof(id));
-       id.ino = hash = st->st_ino;
-       id.dev = st->st_dev;
-
-       return(NULL != ohash_find(&inos, ohash_lookup_memory(
-                       &inos, (char *)&id, sizeof(id), hash)));
+       assert(NULL != mlink->file);
+
+       if (NULL == mlink->dsec)
+               mlink->dsec = mandoc_strdup("");
+       if (NULL == mlink->arch)
+               mlink->arch = mandoc_strdup("");
+       if (NULL == mlink->name)
+               mlink->name = mandoc_strdup("");
+       if (NULL == mlink->fsec)
+               mlink->fsec = mandoc_strdup("");
+
+       if ('0' == *mlink->fsec) {
+               free(mlink->fsec);
+               mlink->fsec = mandoc_strdup(mlink->dsec);
+               mlink->fform = FORM_CAT;
+       } else if ('1' <= *mlink->fsec && '9' >= *mlink->fsec)
+               mlink->fform = FORM_SRC;
+       else
+               mlink->fform = FORM_NONE;
+
+       slot = ohash_qlookup(&mlinks, mlink->file);
+       assert(NULL == ohash_find(&mlinks, slot));
+       ohash_insert(&mlinks, slot, mlink);
+
+       inodev.st_ino = st->st_ino;
+       inodev.st_dev = st->st_dev;
+       slot = ohash_lookup_memory(&mpages, (char *)&inodev,
+           sizeof(struct inodev), inodev.st_ino);
+       mpage = ohash_find(&mpages, slot);
+       if (NULL == mpage) {
+               mpage = mandoc_calloc(1, sizeof(struct mpage));
+               mpage->inodev.st_ino = inodev.st_ino;
+               mpage->inodev.st_dev = inodev.st_dev;
+               ohash_insert(&mpages, slot, mpage);
+       } else
+               mlink->next = mpage->mlinks;
+       mpage->mlinks = mlink;

 }
 
 }
 

-/*
- * The hashing function used here is quite simple: simply take the inode
- * and use uint32_t of its bits.
- * Then when we do the lookup, use both the inode and device identifier.
- */

 static void
 static void

-inoadd(const struct stat *st, struct of *of)
+mlink_free(struct mlink *mlink)

 {
 {

-       uint32_t         hash;
-       unsigned int     slot;
-
-       of->id.ino = hash = st->st_ino;
-       of->id.dev = st->st_dev;
-       slot = ohash_lookup_memory
-               (&inos, (char *)&of->id, sizeof(of->id), hash);

 
 

-       assert(NULL == ohash_find(&inos, slot));
-       ohash_insert(&inos, slot, of);
+       free(mlink->dsec);
+       free(mlink->arch);
+       free(mlink->name);
+       free(mlink->fsec);
+       free(mlink);

 }
 
 static void
 }
 
 static void

-ofadd(int dform, const char *file, const char *name, const char *dsec,
-       const char *sec, const char *arch, const struct stat *st)
+mpages_free(void)

 {
 {

-       struct of       *of;
-       int              sform;
-
-       assert(NULL != file);
-
-       if (NULL == name)
-               name = "";
-       if (NULL == sec)
-               sec = "";
-       if (NULL == dsec)
-               dsec = "";
-       if (NULL == arch)
-               arch = "";
-
-       if ('0' == *sec) {
-               sec = dsec;
-               sform = FORM_CAT;
-       } else if ('1' <= *sec && '9' >= *sec)
-               sform = FORM_SRC;
-       else
-               sform = FORM_NONE;
-
-       of = mandoc_calloc(1, sizeof(struct of));
-       strlcpy(of->file, file, PATH_MAX);
-       of->name = mandoc_strdup(name);
-       of->sec = mandoc_strdup(sec);
-       of->dsec = mandoc_strdup(dsec);
-       of->arch = mandoc_strdup(arch);
-       of->sform = sform;
-       of->dform = dform;
-       of->next = ofs;
-       ofs = of;
+       struct mpage    *mpage;
+       struct mlink    *mlink;
+       unsigned int     slot;

 
 

-       /*
-        * Add to unique identifier hash.
-        * Then if it's a source manual and we're going to use source in
-        * favour of catpages, add it to that hash.
-        */
-       inoadd(st, of);
-       fileadd(of);
+       mpage = ohash_first(&mpages, &slot);
+       while (NULL != mpage) {
+               while (NULL != (mlink = mpage->mlinks)) {
+                       mpage->mlinks = mlink->next;
+                       mlink_free(mlink);
+               }
+               free(mpage->sec);
+               free(mpage->arch);
+               free(mpage->title);
+               free(mpage->desc);
+               free(mpage);
+               mpage = ohash_next(&mpages, &slot);
+       }

 }
 
 }
 

+/*
+ * For each mlink to the mpage, check whether the path looks like
+ * it is formatted, and if it does, check whether a source manual
+ * exists by the same name, ignoring the suffix.
+ * If both conditions hold, drop the mlink.
+ */

 static void
 static void

-offree(void)
+mlinks_undupe(struct mpage *mpage)

 {
 {

-       struct of       *of;
-
-       while (NULL != (of = ofs)) {
-               ofs = of->next;
-               free(of->name);
-               free(of->sec);
-               free(of->dsec);
-               free(of->arch);
-               free(of);
+       char              buf[PATH_MAX];
+       struct mlink    **prev;
+       struct mlink     *mlink;
+       char             *bufp;
+
+       mpage->form = FORM_CAT;
+       prev = &mpage->mlinks;
+       while (NULL != (mlink = *prev)) {
+               if (FORM_CAT != mlink->dform) {
+                       mpage->form = FORM_NONE;
+                       goto nextlink;
+               }
+               if (strlcpy(buf, mlink->file, PATH_MAX) >= PATH_MAX) {
+                       if (warnings)
+                               say(mlink->file, "Filename too long");
+                       goto nextlink;
+               }
+               bufp = strstr(buf, "cat");
+               assert(NULL != bufp);
+               memcpy(bufp, "man", 3);
+               if (NULL != (bufp = strrchr(buf, '.')))
+                       *++bufp = '\0';
+               strlcat(buf, mlink->dsec, PATH_MAX);
+               if (NULL == ohash_find(&mlinks,
+                               ohash_qlookup(&mlinks, buf)))
+                       goto nextlink;
+               if (warnings)
+                       say(mlink->file, "Man source exists: %s", buf);
+               if (use_all)
+                       goto nextlink;
+               *prev = mlink->next;
+               mlink_free(mlink);
+               continue;
+nextlink:
+               prev = &(*prev)->next;

        }
 }
 
 /*
        }
 }
 
 /*

- * Run through the files in the global vector "ofs" and add them to the
- * database specified in "basedir".
+ * Run through the files in the global vector "mpages"
+ * and add them to the database specified in "basedir".

  *
  * This handles the parsing scheme itself, using the cues of directory
  * and filename to determine whether the file is parsable or not.
  */
 static void
  *
  * This handles the parsing scheme itself, using the cues of directory
  * and filename to determine whether the file is parsable or not.
  */
 static void

-ofmerge(struct mchars *mc, struct mparse *mp, int check_reachable)
+mpages_merge(struct mchars *mc, struct mparse *mp, int check_reachable)

 {
        struct ohash             title_table;
        struct ohash_info        title_info, str_info;
 {
        struct ohash             title_table;
        struct ohash_info        title_info, str_info;

-       char                     buf[PATH_MAX];
-       struct of               *of;
+       struct mpage            *mpage;

        struct mdoc             *mdoc;
        struct man              *man;
        struct title            *title_entry;
        struct mdoc             *mdoc;
        struct man              *man;
        struct title            *title_entry;

-       char                    *bufp, *title_str;
-       const char              *msec, *march, *mtitle, *cp;
-       size_t                   sz;
-       int                      form;
+       char                    *title_str;
+       const char              *cp;

        int                      match;
        int                      match;

-       unsigned int             slot;
+       unsigned int             pslot, tslot;

        enum mandoclevel         lvl;
 
        str_info.alloc = hash_alloc;
        enum mandoclevel         lvl;
 
        str_info.alloc = hash_alloc;


@@ -917,33 +920,12 @@ ofmerge(struct mchars *mc, struct mparse *mp, int check_reachable)
                ohash_init(&title_table, 6, &title_info);
        }
 
                ohash_init(&title_table, 6, &title_info);
        }
 

-       for (of = ofs; NULL != of; of = of->next) {
-               /*
-                * If we're a catpage (as defined by our path), then see
-                * if a manpage exists by the same name (ignoring the
-                * suffix).
-                * If it does, then we want to use it instead of our
-                * own.
-                */
-               if ( ! use_all && FORM_CAT == of->dform) {
-                       sz = strlcpy(buf, of->file, PATH_MAX);
-                       if (sz >= PATH_MAX) {
-                               if (warnings)
-                                       say(of->file, "Filename too long");
-                               continue;
-                       }
-                       bufp = strstr(buf, "cat");
-                       assert(NULL != bufp);
-                       memcpy(bufp, "man", 3);
-                       if (NULL != (bufp = strrchr(buf, '.')))
-                               *++bufp = '\0';
-                       strlcat(buf, of->dsec, PATH_MAX);
-                       if (filecheck(buf)) {
-                               if (warnings)
-                                       say(of->file, "Man "
-                                           "source exists: %s", buf);
-                               continue;
-                       }
+       mpage = ohash_first(&mpages, &pslot);
+       while (NULL != mpage) {
+               mlinks_undupe(mpage);
+               if (NULL == mpage->mlinks) {
+                       mpage = ohash_next(&mpages, &pslot);
+                       continue;

                }
 
                ohash_init(&strings, 6, &str_info);
                }
 
                ohash_init(&strings, 6, &str_info);


@@ -957,36 +939,40 @@ ofmerge(struct mchars *mc, struct mparse *mp, int check_reachable)
                 * source code, unless it is already known to be
                 * formatted.  Fall back to formatted mode.
                 */
                 * source code, unless it is already known to be
                 * formatted.  Fall back to formatted mode.
                 */

-               if (FORM_CAT != of->dform || FORM_CAT != of->sform) {
-                       lvl = mparse_readfd(mp, -1, of->file);
+               if (FORM_CAT != mpage->mlinks->dform ||
+                   FORM_CAT != mpage->mlinks->fform) {
+                       lvl = mparse_readfd(mp, -1, mpage->mlinks->file);

                        if (lvl < MANDOCLEVEL_FATAL)
                                mparse_result(mp, &mdoc, &man);
                }
 
                if (NULL != mdoc) {
                        if (lvl < MANDOCLEVEL_FATAL)
                                mparse_result(mp, &mdoc, &man);
                }
 
                if (NULL != mdoc) {

-                       form = 1;
-                       msec = mdoc_meta(mdoc)->msec;
-                       march = mdoc_meta(mdoc)->arch;
-                       mtitle = mdoc_meta(mdoc)->title;
+                       mpage->form = FORM_SRC;
+                       mpage->sec =
+                           mandoc_strdup(mdoc_meta(mdoc)->msec);
+                       mpage->arch = mdoc_meta(mdoc)->arch;
+                       mpage->arch = mandoc_strdup(
+                           NULL == mpage->arch ? "" : mpage->arch);
+                       mpage->title =
+                           mandoc_strdup(mdoc_meta(mdoc)->title);

                } else if (NULL != man) {
                } else if (NULL != man) {

-                       form = 1;
-                       msec = man_meta(man)->msec;
-                       march = of->arch;
-                       mtitle = man_meta(man)->title;
+                       mpage->form = FORM_SRC;
+                       mpage->sec =
+                           mandoc_strdup(man_meta(man)->msec);
+                       mpage->arch =
+                           mandoc_strdup(mpage->mlinks->arch);
+                       mpage->title =
+                           mandoc_strdup(man_meta(man)->title);

                } else {
                } else {

-                       form = 0;
-                       msec = of->dsec;
-                       march = of->arch;
-                       mtitle = of->name;
+                       mpage->form = FORM_CAT;
+                       mpage->sec =
+                           mandoc_strdup(mpage->mlinks->dsec);
+                       mpage->arch =
+                           mandoc_strdup(mpage->mlinks->arch);
+                       mpage->title =
+                           mandoc_strdup(mpage->mlinks->name);

                }
 
                }
 

-               if (NULL == msec)
-                       msec = "";
-               if (NULL == march)
-                       march = "";
-               if (NULL == mtitle)
-                       mtitle = "";
-

                /*
                 * Check whether the manual section given in a file
                 * agrees with the directory where the file is located.
                /*
                 * Check whether the manual section given in a file
                 * agrees with the directory where the file is located.


@@ -996,12 +982,12 @@ ofmerge(struct mchars *mc, struct mparse *mp, int check_reachable)
                 * section, like encrypt(1) = makekey(8).  Do not skip
                 * manuals for such reasons.
                 */
                 * section, like encrypt(1) = makekey(8).  Do not skip
                 * manuals for such reasons.
                 */

-               if (warnings && !use_all && form &&
-                               strcasecmp(msec, of->dsec)) {
+               if (warnings && !use_all && FORM_SRC == mpage->form &&
+                   strcasecmp(mpage->sec, mpage->mlinks->dsec)) {

                        match = 0;
                        match = 0;

-                       say(of->file, "Section \"%s\" "
-                               "manual in %s directory", 
-                               msec, of->dsec);
+                       say(mpage->mlinks->file, "Section \"%s\" "
+                               "manual in %s directory",
+                               mpage->sec, mpage->mlinks->dsec);

                }
 
                /*
                }
 
                /*


@@ -1018,28 +1004,30 @@ ofmerge(struct mchars *mc, struct mparse *mp, int check_reachable)
                 * Thus, warn about architecture mismatches,
                 * but don't skip manuals for this reason.
                 */
                 * Thus, warn about architecture mismatches,
                 * but don't skip manuals for this reason.
                 */

-               if (warnings && !use_all && strcasecmp(march, of->arch)) {
+               if (warnings && !use_all &&
+                   strcasecmp(mpage->arch, mpage->mlinks->arch)) {

                        match = 0;
                        match = 0;

-                       say(of->file, "Architecture \"%s\" "
+                       say(mpage->mlinks->file, "Architecture \"%s\" "

                                "manual in \"%s\" directory",
                                "manual in \"%s\" directory",

-                               march, of->arch);
+                               mpage->arch, mpage->mlinks->arch);

                }
                }

-               if (warnings && !use_all && strcasecmp(mtitle, of->name))
+               if (warnings && !use_all &&
+                   strcasecmp(mpage->title, mpage->mlinks->name))

                        match = 0;
 
                        match = 0;
 

-               putkey(of, of->name, TYPE_Nm);
+               putkey(mpage, mpage->mlinks->name, TYPE_Nm);

 
                if (NULL != mdoc) {
                        if (NULL != (cp = mdoc_meta(mdoc)->name))
 
                if (NULL != mdoc) {
                        if (NULL != (cp = mdoc_meta(mdoc)->name))

-                               putkey(of, cp, TYPE_Nm);
-                       assert(NULL == of->desc);
-                       parse_mdoc(of, mdoc_node(mdoc));
-                       putkey(of, NULL != of->desc ?
-                               of->desc : of->name, TYPE_Nd);
+                               putkey(mpage, cp, TYPE_Nm);
+                       assert(NULL == mpage->desc);
+                       parse_mdoc(mpage, mdoc_node(mdoc));
+                       putkey(mpage, NULL != mpage->desc ?
+                           mpage->desc : mpage->mlinks->name, TYPE_Nd);

                } else if (NULL != man)
                } else if (NULL != man)

-                       parse_man(of, man_node(man));
+                       parse_man(mpage, man_node(man));

                else
                else

-                       parse_catpage(of);
+                       parse_cat(mpage);

 
                /*
                 * Build a title string for the file.  If it matches
 
                /*
                 * Build a title string for the file.  If it matches


@@ -1048,20 +1036,22 @@ ofmerge(struct mchars *mc, struct mparse *mp, int check_reachable)
                 */
 
                if (check_reachable) {
                 */
 
                if (check_reachable) {

-                       if (-1 == asprintf(&title_str, "%s(%s%s%s)", mtitle,
-                           msec, '\0' == *march ? "" : "/", march)) {
+                       if (-1 == asprintf(&title_str, "%s(%s%s%s)",
+                           mpage->title, mpage->sec,
+                           '\0' == *mpage->arch ? "" : "/",
+                           mpage->arch)) {

                                perror(NULL);
                                exit((int)MANDOCLEVEL_SYSERR);
                        }
                                perror(NULL);
                                exit((int)MANDOCLEVEL_SYSERR);
                        }

-                       slot = ohash_qlookup(&title_table, title_str);
-                       title_entry = ohash_find(&title_table, slot);
+                       tslot = ohash_qlookup(&title_table, title_str);
+                       title_entry = ohash_find(&title_table, tslot);

                        if (NULL == title_entry) {
                                title_entry = mandoc_malloc(
                                                sizeof(struct title));
                                title_entry->title = title_str;
                                title_entry->file = mandoc_strdup(
                        if (NULL == title_entry) {
                                title_entry = mandoc_malloc(
                                                sizeof(struct title));
                                title_entry->title = title_str;
                                title_entry->file = mandoc_strdup(

-                                   match ? "" : of->file);
-                               ohash_insert(&title_table, slot,
+                                   match ? "" : mpage->mlinks->file);
+                               ohash_insert(&title_table, tslot,

                                                title_entry);
                        } else {
                                if (match)
                                                title_entry);
                        } else {
                                if (match)


@@ -1070,12 +1060,13 @@ ofmerge(struct mchars *mc, struct mparse *mp, int check_reachable)
                        }
                }
 
                        }
                }
 

-               dbindex(mc, form, of);
+               dbindex(mpage, mc);

                ohash_delete(&strings);
                ohash_delete(&strings);

+               mpage = ohash_next(&mpages, &pslot);

        }
 
        if (check_reachable) {
        }
 
        if (check_reachable) {

-               title_entry = ohash_first(&title_table, &slot);
+               title_entry = ohash_first(&title_table, &tslot);

                while (NULL != title_entry) {
                        if ('\0' != *title_entry->file)
                                say(title_entry->file,
                while (NULL != title_entry) {
                        if ('\0' != *title_entry->file)
                                say(title_entry->file,


@@ -1084,22 +1075,22 @@ ofmerge(struct mchars *mc, struct mparse *mp, int check_reachable)
                        free(title_entry->title);
                        free(title_entry->file);
                        free(title_entry);
                        free(title_entry->title);
                        free(title_entry->file);
                        free(title_entry);

-                       title_entry = ohash_next(&title_table, &slot);
+                       title_entry = ohash_next(&title_table, &tslot);

                }
                ohash_delete(&title_table);
        }
 }
 
 static void
                }
                ohash_delete(&title_table);
        }
 }
 
 static void

-parse_catpage(struct of *of)
+parse_cat(struct mpage *mpage)

 {
        FILE            *stream;
        char            *line, *p, *title;
        size_t           len, plen, titlesz;
 
 {
        FILE            *stream;
        char            *line, *p, *title;
        size_t           len, plen, titlesz;
 

-       if (NULL == (stream = fopen(of->file, "r"))) {
+       if (NULL == (stream = fopen(mpage->mlinks->file, "r"))) {

                if (warnings)
                if (warnings)

-                       say(of->file, NULL);
+                       say(mpage->mlinks->file, NULL);

                return;
        }
 
                return;
        }
 


@@ -1152,10 +1143,11 @@ parse_catpage(struct of *of)
 
        if (NULL == title || '\0' == *title) {
                if (warnings)
 
        if (NULL == title || '\0' == *title) {
                if (warnings)

-                       say(of->file, "Cannot find NAME section");
-               assert(NULL == of->desc);
-               of->desc = mandoc_strdup(of->name);
-               putkey(of, of->name, TYPE_Nd);
+                       say(mpage->mlinks->file,
+                           "Cannot find NAME section");
+               assert(NULL == mpage->desc);
+               mpage->desc = mandoc_strdup(mpage->mlinks->name);
+               putkey(mpage, mpage->mlinks->name, TYPE_Nd);

                fclose(stream);
                free(title);
                return;
                fclose(stream);
                free(title);
                return;


@@ -1175,7 +1167,8 @@ parse_catpage(struct of *of)
                        /* Skip to next word. */ ;
        } else {
                if (warnings)
                        /* Skip to next word. */ ;
        } else {
                if (warnings)

-                       say(of->file, "No dash in title line");
+                       say(mpage->mlinks->file,
+                           "No dash in title line");

                p = title;
        }
 
                p = title;
        }
 


@@ -1193,9 +1186,9 @@ parse_catpage(struct of *of)
                plen -= 2;
        }
 
                plen -= 2;
        }
 

-       assert(NULL == of->desc);
-       of->desc = mandoc_strdup(p);
-       putkey(of, of->desc, TYPE_Nd);
+       assert(NULL == mpage->desc);
+       mpage->desc = mandoc_strdup(p);
+       putkey(mpage, mpage->desc, TYPE_Nd);

        fclose(stream);
        free(title);
 }
        fclose(stream);
        free(title);
 }


@@ -1204,30 +1197,31 @@ parse_catpage(struct of *of)
  * Put a type/word pair into the word database for this particular file.
  */
 static void
  * Put a type/word pair into the word database for this particular file.
  */
 static void

-putkey(const struct of *of, const char *value, uint64_t type)
+putkey(const struct mpage *mpage, const char *value, uint64_t type)

 {
 
        assert(NULL != value);
 {
 
        assert(NULL != value);

-       putkeys(of, value, strlen(value), type);
+       putkeys(mpage, value, strlen(value), type);

 }
 
 /*
  * Grok all nodes at or below a certain mdoc node into putkey().
  */
 static void
 }
 
 /*
  * Grok all nodes at or below a certain mdoc node into putkey().
  */
 static void

-putmdockey(const struct of *of, const struct mdoc_node *n, uint64_t m)
+putmdockey(const struct mpage *mpage,
+       const struct mdoc_node *n, uint64_t m)

 {
 
        for ( ; NULL != n; n = n->next) {
                if (NULL != n->child)
 {
 
        for ( ; NULL != n; n = n->next) {
                if (NULL != n->child)

-                       putmdockey(of, n->child, m);
+                       putmdockey(mpage, n->child, m);

                if (MDOC_TEXT == n->type)
                if (MDOC_TEXT == n->type)

-                       putkey(of, n->string, m);
+                       putkey(mpage, n->string, m);

        }
 }
 
 static void
        }
 }
 
 static void

-parse_man(struct of *of, const struct man_node *n)
+parse_man(struct mpage *mpage, const struct man_node *n)

 {
        const struct man_node *head, *body;
        char            *start, *sv, *title;
 {
        const struct man_node *head, *body;
        char            *start, *sv, *title;


@@ -1322,7 +1316,7 @@ parse_man(struct of *of, const struct man_node *n)
                                byte = start[sz];
                                start[sz] = '\0';
 
                                byte = start[sz];
                                start[sz] = '\0';
 

-                               putkey(of, start, TYPE_Nm);
+                               putkey(mpage, start, TYPE_Nm);

 
                                if (' ' == byte) {
                                        start += sz + 1;
 
                                if (' ' == byte) {
                                        start += sz + 1;


@@ -1336,7 +1330,7 @@ parse_man(struct of *of, const struct man_node *n)
                        }
 
                        if (sv == start) {
                        }
 
                        if (sv == start) {

-                               putkey(of, start, TYPE_Nm);
+                               putkey(mpage, start, TYPE_Nm);

                                free(title);
                                return;
                        }
                                free(title);
                                return;
                        }


@@ -1358,23 +1352,23 @@ parse_man(struct of *of, const struct man_node *n)
                        while (' ' == *start)
                                start++;
 
                        while (' ' == *start)
                                start++;
 

-                       assert(NULL == of->desc);
-                       of->desc = mandoc_strdup(start);
-                       putkey(of, of->desc, TYPE_Nd);
+                       assert(NULL == mpage->desc);
+                       mpage->desc = mandoc_strdup(start);
+                       putkey(mpage, mpage->desc, TYPE_Nd);

                        free(title);
                        return;
                }
        }
 
        for (n = n->child; n; n = n->next) {
                        free(title);
                        return;
                }
        }
 
        for (n = n->child; n; n = n->next) {

-               if (NULL != of->desc)
+               if (NULL != mpage->desc)

                        break;
                        break;

-               parse_man(of, n);
+               parse_man(mpage, n);

        }
 }
 
 static void
        }
 }
 
 static void

-parse_mdoc(struct of *of, const struct mdoc_node *n)
+parse_mdoc(struct mpage *mpage, const struct mdoc_node *n)

 {
 
        assert(NULL != n);
 {
 
        assert(NULL != n);


@@ -1390,22 +1384,23 @@ parse_mdoc(struct of *of, const struct mdoc_node *n)
                        /* FALLTHROUGH */
                case (MDOC_TAIL):
                        if (NULL != mdocs[n->tok].fp)
                        /* FALLTHROUGH */
                case (MDOC_TAIL):
                        if (NULL != mdocs[n->tok].fp)

-                              if (0 == (*mdocs[n->tok].fp)(of, n))
+                              if (0 == (*mdocs[n->tok].fp)(mpage, n))

                                       break;
                        if (mdocs[n->tok].mask)
                                       break;
                        if (mdocs[n->tok].mask)

-                               putmdockey(of, n->child, mdocs[n->tok].mask);
+                               putmdockey(mpage, n->child,
+                                   mdocs[n->tok].mask);

                        break;
                default:
                        assert(MDOC_ROOT != n->type);
                        continue;
                }
                if (NULL != n->child)
                        break;
                default:
                        assert(MDOC_ROOT != n->type);
                        continue;
                }
                if (NULL != n->child)

-                       parse_mdoc(of, n);
+                       parse_mdoc(mpage, n);

        }
 }
 
 static int
        }
 }
 
 static int

-parse_mdoc_Fd(struct of *of, const struct mdoc_node *n)
+parse_mdoc_Fd(struct mpage *mpage, const struct mdoc_node *n)

 {
        const char      *start, *end;
        size_t           sz;
 {
        const char      *start, *end;
        size_t           sz;


@@ -1443,23 +1438,12 @@ parse_mdoc_Fd(struct of *of, const struct mdoc_node *n)
                end--;
 
        if (end > start)
                end--;
 
        if (end > start)

-               putkeys(of, start, end - start + 1, TYPE_In);
-       return(1);
-}
-
-static int
-parse_mdoc_In(struct of *of, const struct mdoc_node *n)
-{
-
-       if (NULL != n->child && MDOC_TEXT == n->child->type)
-               return(0);
-
-       putkey(of, n->child->string, TYPE_In);
-       return(1);
+               putkeys(mpage, start, end - start + 1, TYPE_In);
+       return(0);

 }
 
 static int
 }
 
 static int

-parse_mdoc_Fn(struct of *of, const struct mdoc_node *n)
+parse_mdoc_Fn(struct mpage *mpage, const struct mdoc_node *n)

 {
        const char      *cp;
 
 {
        const char      *cp;
 


@@ -1479,31 +1463,20 @@ parse_mdoc_Fn(struct of *of, const struct mdoc_node *n)
        while ('*' == *cp)
                cp++;
 
        while ('*' == *cp)
                cp++;
 

-       putkey(of, cp, TYPE_Fn);
+       putkey(mpage, cp, TYPE_Fn);

 
        if (n->string < cp)
 
        if (n->string < cp)

-               putkeys(of, n->string, cp - n->string, TYPE_Ft);
+               putkeys(mpage, n->string, cp - n->string, TYPE_Ft);

 
        for (n = n->next; NULL != n; n = n->next)
                if (MDOC_TEXT == n->type)
 
        for (n = n->next; NULL != n; n = n->next)
                if (MDOC_TEXT == n->type)

-                       putkey(of, n->string, TYPE_Fa);
+                       putkey(mpage, n->string, TYPE_Fa);

 
        return(0);
 }
 
 static int
 
        return(0);
 }
 
 static int

-parse_mdoc_St(struct of *of, const struct mdoc_node *n)
-{
-
-       if (NULL == n->child || MDOC_TEXT != n->child->type)
-               return(0);
-
-       putkey(of, n->child->string, TYPE_St);
-       return(1);
-}
-
-static int
-parse_mdoc_Xr(struct of *of, const struct mdoc_node *n)
+parse_mdoc_Xr(struct mpage *mpage, const struct mdoc_node *n)

 {
        char    *cp;
 
 {
        char    *cp;
 


@@ -1511,7 +1484,7 @@ parse_mdoc_Xr(struct of *of, const struct mdoc_node *n)
                return(0);
 
        if (NULL == n->next) {
                return(0);
 
        if (NULL == n->next) {

-               putkey(of, n->string, TYPE_Xr);
+               putkey(mpage, n->string, TYPE_Xr);

                return(0);
        }
 
                return(0);
        }
 


@@ -1519,13 +1492,13 @@ parse_mdoc_Xr(struct of *of, const struct mdoc_node *n)
                perror(NULL);
                exit((int)MANDOCLEVEL_SYSERR);
        }
                perror(NULL);
                exit((int)MANDOCLEVEL_SYSERR);
        }

-       putkey(of, cp, TYPE_Xr);
+       putkey(mpage, cp, TYPE_Xr);

        free(cp);
        return(0);
 }
 
 static int
        free(cp);
        return(0);
 }
 
 static int

-parse_mdoc_Nd(struct of *of, const struct mdoc_node *n)
+parse_mdoc_Nd(struct mpage *mpage, const struct mdoc_node *n)

 {
        size_t           sz;
 
 {
        size_t           sz;
 


@@ -1539,49 +1512,46 @@ parse_mdoc_Nd(struct of *of, const struct mdoc_node *n)
 
        for (n = n->child; NULL != n; n = n->next) {
                if (MDOC_TEXT == n->type) {
 
        for (n = n->child; NULL != n; n = n->next) {
                if (MDOC_TEXT == n->type) {

-                       if (NULL != of->desc) {
-                               sz = strlen(of->desc) +
+                       if (NULL != mpage->desc) {
+                               sz = strlen(mpage->desc) +

                                     strlen(n->string) + 2;
                                     strlen(n->string) + 2;

-                               of->desc = mandoc_realloc(of->desc, sz);
-                               strlcat(of->desc, " ", sz);
-                               strlcat(of->desc, n->string, sz);
+                               mpage->desc = mandoc_realloc(
+                                   mpage->desc, sz);
+                               strlcat(mpage->desc, " ", sz);
+                               strlcat(mpage->desc, n->string, sz);

                        } else
                        } else

-                               of->desc = mandoc_strdup(n->string);
+                               mpage->desc = mandoc_strdup(n->string);

                }
                if (NULL != n->child)
                }
                if (NULL != n->child)

-                       parse_mdoc_Nd(of, n);
+                       parse_mdoc_Nd(mpage, n);

        }
        return(1);
 }
 
 static int
        }
        return(1);
 }
 
 static int

-parse_mdoc_Nm(struct of *of, const struct mdoc_node *n)
+parse_mdoc_Nm(struct mpage *mpage, const struct mdoc_node *n)

 {
 
 {
 

-       if (SEC_NAME == n->sec)
-               return(1);
-       else if (SEC_SYNOPSIS != n->sec || MDOC_HEAD != n->type)
-               return(0);
-
-       return(1);
+       return(SEC_NAME == n->sec ||
+           (SEC_SYNOPSIS == n->sec && MDOC_HEAD == n->type));

 }
 
 static int
 }
 
 static int

-parse_mdoc_Sh(struct of *of, const struct mdoc_node *n)
+parse_mdoc_Sh(struct mpage *mpage, const struct mdoc_node *n)

 {
 
        return(SEC_CUSTOM == n->sec && MDOC_HEAD == n->type);
 }
 
 static int
 {
 
        return(SEC_CUSTOM == n->sec && MDOC_HEAD == n->type);
 }
 
 static int

-parse_mdoc_head(struct of *of, const struct mdoc_node *n)
+parse_mdoc_head(struct mpage *mpage, const struct mdoc_node *n)

 {
 
        return(MDOC_HEAD == n->type);
 }
 
 static int
 {
 
        return(MDOC_HEAD == n->type);
 }
 
 static int

-parse_mdoc_body(struct of *of, const struct mdoc_node *n)
+parse_mdoc_body(struct mpage *mpage, const struct mdoc_node *n)

 {
 
        return(MDOC_BODY == n->type);
 {
 
        return(MDOC_BODY == n->type);


@@ -1593,7 +1563,8 @@ parse_mdoc_body(struct of *of, const struct mdoc_node *n)
  * When we finish the manual, we'll dump the table.
  */
 static void
  * When we finish the manual, we'll dump the table.
  */
 static void

-putkeys(const struct of *of, const char *cp, size_t sz, uint64_t v)
+putkeys(const struct mpage *mpage,
+       const char *cp, size_t sz, uint64_t v)

 {
        struct str      *s;
        unsigned int     slot;
 {
        struct str      *s;
        unsigned int     slot;


@@ -1606,7 +1577,7 @@ putkeys(const struct of *of, const char *cp, size_t sz, uint64_t v)
        slot = ohash_qlookupi(&strings, cp, &end);
        s = ohash_find(&strings, slot);
 
        slot = ohash_qlookupi(&strings, cp, &end);
        s = ohash_find(&strings, slot);
 

-       if (NULL != s && of == s->of) {
+       if (NULL != s && mpage == s->mpage) {

                s->mask |= v;
                return;
        } else if (NULL == s) {
                s->mask |= v;
                return;
        } else if (NULL == s) {


@@ -1614,7 +1585,7 @@ putkeys(const struct of *of, const char *cp, size_t sz, uint64_t v)
                memcpy(s->key, cp, sz);
                ohash_insert(&strings, slot, s);
        }
                memcpy(s->key, cp, sz);
                ohash_insert(&strings, slot, s);
        }

-       s->of = of;
+       s->mpage = mpage;

        s->mask = v;
 }
 
        s->mask = v;
 }
 


@@ -1735,7 +1706,6 @@ utf8key(struct mchars *mc, struct str *key)
                /* Read past the slash. */
 
                val++;
                /* Read past the slash. */
 
                val++;

-               u = 0;

 
                /*
                 * Parse the escape sequence and see if it's a
 
                /*
                 * Parse the escape sequence and see if it's a


@@ -1781,8 +1751,9 @@ utf8key(struct mchars *mc, struct str *key)
  * Also, UTF-8-encode the description at the last possible moment.
  */
 static void
  * Also, UTF-8-encode the description at the last possible moment.
  */
 static void

-dbindex(struct mchars *mc, int form, const struct of *of)
+dbindex(const struct mpage *mpage, struct mchars *mc)

 {
 {

+       struct mlink    *mlink;

        struct str      *key;
        const char      *desc;
        int64_t          recno;
        struct str      *key;
        const char      *desc;
        int64_t          recno;


@@ -1790,15 +1761,15 @@ dbindex(struct mchars *mc, int form, const struct of *of)
        unsigned int     slot;
 
        if (verb)
        unsigned int     slot;
 
        if (verb)

-               say(of->file, "Adding to index");
+               say(mpage->mlinks->file, "Adding to index");

 
        if (nodb)
                return;
 
        desc = "";
 
        if (nodb)
                return;
 
        desc = "";

-       if (NULL != of->desc && '\0' != *of->desc) {
+       if (NULL != mpage->desc && '\0' != *mpage->desc) {

                key = ohash_find(&strings,
                key = ohash_find(&strings,

-                       ohash_qlookup(&strings, of->desc));
+                       ohash_qlookup(&strings, mpage->desc));

                assert(NULL != key);
                if (NULL == key->utf8)
                        utf8key(mc, key);
                assert(NULL != key);
                if (NULL == key->utf8)
                        utf8key(mc, key);


@@ -1808,18 +1779,34 @@ dbindex(struct mchars *mc, int form, const struct of *of)
        SQL_EXEC("BEGIN TRANSACTION");
 
        i = 1;
        SQL_EXEC("BEGIN TRANSACTION");
 
        i = 1;

-       SQL_BIND_TEXT(stmts[STMT_INSERT_DOC], i, of->file);
-       SQL_BIND_TEXT(stmts[STMT_INSERT_DOC], i, of->sec);
-       SQL_BIND_TEXT(stmts[STMT_INSERT_DOC], i, of->arch);
-       SQL_BIND_TEXT(stmts[STMT_INSERT_DOC], i, desc);
-       SQL_BIND_INT(stmts[STMT_INSERT_DOC], i, form);
-       SQL_STEP(stmts[STMT_INSERT_DOC]);
+       /*
+        * XXX The following three lines are obsolete
+        * and only kept for backward compatibility
+        * until apropos(1) and friends have caught up.
+        */
+       SQL_BIND_TEXT(stmts[STMT_INSERT_PAGE], i, mpage->mlinks->file);
+       SQL_BIND_TEXT(stmts[STMT_INSERT_PAGE], i, mpage->mlinks->dsec);
+       SQL_BIND_TEXT(stmts[STMT_INSERT_PAGE], i, mpage->mlinks->arch);
+       SQL_BIND_TEXT(stmts[STMT_INSERT_PAGE], i, desc);
+       SQL_BIND_INT(stmts[STMT_INSERT_PAGE], i, FORM_SRC == mpage->form);
+       SQL_STEP(stmts[STMT_INSERT_PAGE]);

        recno = sqlite3_last_insert_rowid(db);
        recno = sqlite3_last_insert_rowid(db);

-       sqlite3_reset(stmts[STMT_INSERT_DOC]);
+       sqlite3_reset(stmts[STMT_INSERT_PAGE]);
+
+       for (mlink = mpage->mlinks; mlink; mlink = mlink->next) {
+               i = 1;
+               SQL_BIND_TEXT(stmts[STMT_INSERT_LINK], i, mlink->file);
+               SQL_BIND_TEXT(stmts[STMT_INSERT_LINK], i, mlink->dsec);
+               SQL_BIND_TEXT(stmts[STMT_INSERT_LINK], i, mlink->arch);
+               SQL_BIND_TEXT(stmts[STMT_INSERT_LINK], i, mlink->name);
+               SQL_BIND_INT64(stmts[STMT_INSERT_LINK], i, recno);
+               SQL_STEP(stmts[STMT_INSERT_LINK]);
+               sqlite3_reset(stmts[STMT_INSERT_LINK]);
+       }

 
        for (key = ohash_first(&strings, &slot); NULL != key;
             key = ohash_next(&strings, &slot)) {
 
        for (key = ohash_first(&strings, &slot); NULL != key;
             key = ohash_next(&strings, &slot)) {

-               assert(key->of == of);
+               assert(key->mpage == mpage);

                if (NULL == key->utf8)
                        utf8key(mc, key);
                i = 1;
                if (NULL == key->utf8)
                        utf8key(mc, key);
                i = 1;


@@ -1839,19 +1826,24 @@ dbindex(struct mchars *mc, int form, const struct of *of)
 static void
 dbprune(void)
 {
 static void
 dbprune(void)
 {

-       struct of       *of;
+       struct mpage    *mpage;
+       struct mlink    *mlink;

        size_t           i;
        size_t           i;

+       unsigned int     slot;

 
        if (nodb)
                return;
 
 
        if (nodb)
                return;
 

-       for (of = ofs; NULL != of; of = of->next) {
+       mpage = ohash_first(&mpages, &slot);
+       while (NULL != mpage) {
+               mlink = mpage->mlinks;

                i = 1;
                i = 1;

-               SQL_BIND_TEXT(stmts[STMT_DELETE], i, of->file);
-               SQL_STEP(stmts[STMT_DELETE]);
-               sqlite3_reset(stmts[STMT_DELETE]);
+               SQL_BIND_TEXT(stmts[STMT_DELETE_PAGE], i, mlink->file);
+               SQL_STEP(stmts[STMT_DELETE_PAGE]);
+               sqlite3_reset(stmts[STMT_DELETE_PAGE]);

                if (verb)
                if (verb)

-                       say(of->file, "Deleted from index");
+                       say(mlink->file, "Deleted from index");
+               mpage = ohash_next(&mpages, &slot);

        }
 }
 
        }
 }
 


@@ -1931,7 +1923,12 @@ dbopen(int real)
                return(0);
        }
 
                return(0);
        }
 

-       sql = "CREATE TABLE \"docs\" (\n"
+       /*
+        * XXX The first three columns in table mpages are obsolete
+        * and only kept for backward compatibility
+        * until apropos(1) and friends have caught up.
+        */
+       sql = "CREATE TABLE \"mpages\" (\n"

              " \"file\" TEXT NOT NULL,\n"
              " \"sec\" TEXT NOT NULL,\n"
              " \"arch\" TEXT NOT NULL,\n"
              " \"file\" TEXT NOT NULL,\n"
              " \"sec\" TEXT NOT NULL,\n"
              " \"arch\" TEXT NOT NULL,\n"


@@ -1940,11 +1937,21 @@ dbopen(int real)
              " \"id\" INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL\n"
              ");\n"
              "\n"
              " \"id\" INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL\n"
              ");\n"
              "\n"

+             "CREATE TABLE \"mlinks\" (\n"
+             " \"file\" TEXT NOT NULL,\n"
+             " \"sec\" TEXT NOT NULL,\n"
+             " \"arch\" TEXT NOT NULL,\n"
+             " \"name\" TEXT NOT NULL,\n"
+             " \"pageid\" INTEGER NOT NULL REFERENCES mpages(id) "
+               "ON DELETE CASCADE,\n"
+             " \"id\" INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL\n"
+             ");\n"
+             "\n"

              "CREATE TABLE \"keys\" (\n"
              " \"bits\" INTEGER NOT NULL,\n"
              " \"key\" TEXT NOT NULL,\n"
              "CREATE TABLE \"keys\" (\n"
              " \"bits\" INTEGER NOT NULL,\n"
              " \"key\" TEXT NOT NULL,\n"

-             " \"docid\" INTEGER NOT NULL REFERENCES docs(id) "
-               "ON DELETE CASCADE,\n"
+             " \"pageid\" INTEGER NOT NULL REFERENCES mpages(id) "
+               "ON DELETE CASCADE,\n"

              " \"id\" INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL\n"
              ");\n"
              "\n"
              " \"id\" INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL\n"
              ");\n"
              "\n"


@@ -1958,13 +1965,16 @@ dbopen(int real)
 
 prepare_statements:
        SQL_EXEC("PRAGMA foreign_keys = ON");
 
 prepare_statements:
        SQL_EXEC("PRAGMA foreign_keys = ON");

-       sql = "DELETE FROM docs where file=?";
-       sqlite3_prepare_v2(db, sql, -1, &stmts[STMT_DELETE], NULL);
-       sql = "INSERT INTO docs "
+       sql = "DELETE FROM mpages where file=?";
+       sqlite3_prepare_v2(db, sql, -1, &stmts[STMT_DELETE_PAGE], NULL);
+       sql = "INSERT INTO mpages "

                "(file,sec,arch,desc,form) VALUES (?,?,?,?,?)";
                "(file,sec,arch,desc,form) VALUES (?,?,?,?,?)";

-       sqlite3_prepare_v2(db, sql, -1, &stmts[STMT_INSERT_DOC], NULL);
+       sqlite3_prepare_v2(db, sql, -1, &stmts[STMT_INSERT_PAGE], NULL);
+       sql = "INSERT INTO mlinks "
+               "(file,sec,arch,name,pageid) VALUES (?,?,?,?,?)";
+       sqlite3_prepare_v2(db, sql, -1, &stmts[STMT_INSERT_LINK], NULL);

        sql = "INSERT INTO keys "
        sql = "INSERT INTO keys "

-               "(bits,key,docid) VALUES (?,?,?)";
+               "(bits,key,pageid) VALUES (?,?,?)";

        sqlite3_prepare_v2(db, sql, -1, &stmts[STMT_INSERT_KEY], NULL);
 
 #ifndef __APPLE__
        sqlite3_prepare_v2(db, sql, -1, &stmts[STMT_INSERT_KEY], NULL);
 
 #ifndef __APPLE__