diff options
| -rw-r--r-- | man.c | 40 | ||||
| -rw-r--r-- | man.h | 2 | ||||
| -rw-r--r-- | mandocdb.c | 53 |
3 files changed, 49 insertions, 46 deletions
@@ -23,6 +23,7 @@ #include <sys/types.h> #include <assert.h> +#include <ctype.h> #include <stdarg.h> #include <stdlib.h> #include <stdio.h> @@ -706,3 +707,42 @@ man_mparse(const struct man *man) assert(man && man->parse); return(man->parse); } + +void +man_deroff(char **dest, const struct man_node *n) +{ + char *cp; + size_t sz; + + if (MAN_TEXT != n->type) { + for (n = n->child; n; n = n->next) + man_deroff(dest, n); + return; + } + + /* Skip leading whitespace. */ + + for (cp = n->string; '\0' != *cp; cp++) + if (0 == isspace((unsigned char)*cp)) + break; + + /* Skip trailing whitespace. */ + + for (sz = strlen(cp); sz; sz--) + if (0 == isspace((unsigned char)cp[sz-1])) + break; + + /* Skip empty strings. */ + + if (0 == sz) + return; + + if (NULL == *dest) { + *dest = mandoc_strndup(cp, sz); + return; + } + + mandoc_asprintf(&cp, "%s %*s", *dest, (int)sz, cp); + free(*dest); + *dest = cp; +} @@ -1,6 +1,7 @@ /* $Id$ */ /* * Copyright (c) 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv> + * Copyright (c) 2014 Ingo Schwarze <schwarze@openbsd.org> * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above @@ -111,6 +112,7 @@ struct man; const struct man_node *man_node(const struct man *); const struct man_meta *man_meta(const struct man *); const struct mparse *man_mparse(const struct man *); +void man_deroff(char **, const struct man_node *); __END_DECLS @@ -1263,9 +1263,9 @@ static void parse_man(struct mpage *mpage, const struct man_node *n) { const struct man_node *head, *body; - char *start, *sv, *title; + char *start, *title; char byte; - size_t sz, titlesz; + size_t sz; if (NULL == n) return; @@ -1285,11 +1285,7 @@ parse_man(struct mpage *mpage, const struct man_node *n) NULL != (head = (head->child)) && MAN_TEXT == head->type && 0 == strcmp(head->string, "NAME") && - NULL != (body = body->child) && - MAN_TEXT == body->type) { - - title = NULL; - titlesz = 0; + NULL != body->child) { /* * Suck the entire NAME section into memory. @@ -1298,47 +1294,11 @@ parse_man(struct mpage *mpage, const struct man_node *n) * NAME sections over many lines. */ - for ( ; NULL != body; body = body->next) { - if (MAN_TEXT != body->type) - break; - if (0 == (sz = strlen(body->string))) - continue; - title = mandoc_realloc - (title, titlesz + sz + 1); - memcpy(title + titlesz, body->string, sz); - titlesz += sz + 1; - title[titlesz - 1] = ' '; - } + title = NULL; + man_deroff(&title, body); if (NULL == title) return; - title = mandoc_realloc(title, titlesz + 1); - title[titlesz] = '\0'; - - /* Skip leading space. */ - - sv = title; - while (isspace((unsigned char)*sv)) - sv++; - - if (0 == (sz = strlen(sv))) { - free(title); - return; - } - - /* Erase trailing space. */ - - start = &sv[sz - 1]; - while (start > sv && isspace((unsigned char)*start)) - *start-- = '\0'; - - if (start == sv) { - free(title); - return; - } - - start = sv; - /* * Go through a special heuristic dance here. * Conventionally, one or more manual names are @@ -1347,6 +1307,7 @@ parse_man(struct mpage *mpage, const struct man_node *n) * the name parts here. */ + start = title; for ( ;; ) { sz = strcspn(start, " ,"); if ('\0' == start[sz]) @@ -1377,7 +1338,7 @@ parse_man(struct mpage *mpage, const struct man_node *n) start++; } - if (sv == start) { + if (start == title) { putkey(mpage, start, TYPE_Nm); free(title); return; |