diff options
Diffstat (limited to 'mandocdb.c')
| -rw-r--r-- | mandocdb.c | 45 |
1 files changed, 31 insertions, 14 deletions
@@ -2,6 +2,7 @@ /* * Copyright (c) 2011, 2012 Kristaps Dzonsons <kristaps@bsd.lv> * Copyright (c) 2011-2016 Ingo Schwarze <schwarze@openbsd.org> + * Copyright (c) 2016 Ed Maste <emaste@freebsd.org> * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above @@ -103,6 +104,7 @@ struct mpage { char *arch; /* architecture from file content */ char *title; /* title from file content */ char *desc; /* description from file content */ + struct mpage *next; /* singly linked list */ struct mlink *mlinks; /* singly linked list */ int form; /* format from file content */ int name_head_done; @@ -149,6 +151,11 @@ static void dbadd_mlink_name(const struct mlink *mlink); static int dbopen(int); static void dbprune(void); static void filescan(const char *); +#if HAVE_FTS_COMPARE_CONST +static int fts_compare(const FTSENT *const *, const FTSENT *const *); +#else +static int fts_compare(const FTSENT **, const FTSENT **); +#endif static void mlink_add(struct mlink *, const struct stat *); static void mlink_check(struct mpage *, struct mlink *); static void mlink_free(struct mlink *); @@ -201,6 +208,7 @@ static int write_utf8; /* write UTF-8 output; else ASCII */ static int exitcode; /* to be returned by main */ static enum op op; /* operational mode */ static char basedir[PATH_MAX]; /* current base directory */ +static struct mpage *mpage_head; /* list of distinct manual pages */ static struct ohash mpages; /* table of distinct manual pages */ static struct ohash mlinks; /* table of directory entries */ static struct ohash names; /* table of all names */ @@ -576,6 +584,20 @@ usage: } /* + * To get a singly linked list in alpha order while inserting entries + * at the beginning, process directory entries in reverse alpha order. + */ +static int +#if HAVE_FTS_COMPARE_CONST +fts_compare(const FTSENT *const *a, const FTSENT *const *b) +#else +fts_compare(const FTSENT **a, const FTSENT **b) +#endif +{ + return -strcmp((*a)->fts_name, (*b)->fts_name); +} + +/* * Scan a directory tree rooted at "basedir" for manpages. * We use fts(), scanning directory parts along the way for clues to our * section and architecture. @@ -604,8 +626,8 @@ treescan(void) argv[0] = "."; argv[1] = (char *)NULL; - f = fts_open((char * const *)argv, - FTS_PHYSICAL | FTS_NOCHDIR, NULL); + f = fts_open((char * const *)argv, FTS_PHYSICAL | FTS_NOCHDIR, + fts_compare); if (f == NULL) { exitcode = (int)MANDOCLEVEL_SYSERR; say("", "&fts_open"); @@ -970,6 +992,8 @@ mlink_add(struct mlink *mlink, const struct stat *st) mpage = mandoc_calloc(1, sizeof(struct mpage)); mpage->inodev.st_ino = inodev.st_ino; mpage->inodev.st_dev = inodev.st_dev; + mpage->next = mpage_head; + mpage_head = mpage; ohash_insert(&mpages, slot, mpage); } else mlink->next = mpage->mlinks; @@ -993,20 +1017,18 @@ mpages_free(void) { struct mpage *mpage; struct mlink *mlink; - unsigned int slot; - mpage = ohash_first(&mpages, &slot); - while (NULL != mpage) { - while (NULL != (mlink = mpage->mlinks)) { + while ((mpage = mpage_head) != NULL) { + while ((mlink = mpage->mlinks) != NULL) { mpage->mlinks = mlink->next; mlink_free(mlink); } + mpage_head = mpage->next; free(mpage->sec); free(mpage->arch); free(mpage->title); free(mpage->desc); free(mpage); - mpage = ohash_next(&mpages, &slot); } } @@ -1127,18 +1149,14 @@ mpages_merge(struct mparse *mp) char *sodest; char *cp; int fd; - unsigned int pslot; if ( ! nodb) SQL_EXEC("BEGIN TRANSACTION"); - mpage = ohash_first(&mpages, &pslot); - while (mpage != NULL) { + for (mpage = mpage_head; mpage != NULL; mpage = mpage->next) { mlinks_undupe(mpage); - if ((mlink = mpage->mlinks) == NULL) { - mpage = ohash_next(&mpages, &pslot); + if ((mlink = mpage->mlinks) == NULL) continue; - } name_mask = NAME_MASK; mandoc_ohash_init(&names, 4, offsetof(struct str, key)); @@ -1260,7 +1278,6 @@ mpages_merge(struct mparse *mp) nextpage: ohash_delete(&strings); ohash_delete(&names); - mpage = ohash_next(&mpages, &pslot); } if (0 == nodb) |