diff options
Diffstat (limited to 'usr.bin/mandoc')
| -rw-r--r-- | usr.bin/mandoc/mandocdb.c | 60 |
1 files changed, 54 insertions, 6 deletions
diff --git a/usr.bin/mandoc/mandocdb.c b/usr.bin/mandoc/mandocdb.c index 62ca9265d04..28ca292a2b9 100644 --- a/usr.bin/mandoc/mandocdb.c +++ b/usr.bin/mandoc/mandocdb.c @@ -1,4 +1,4 @@ -/* $Id: mandocdb.c,v 1.38 2012/01/15 16:31:05 schwarze Exp $ */ +/* $Id: mandocdb.c,v 1.39 2012/04/15 11:14:38 schwarze Exp $ */ /* * Copyright (c) 2011 Kristaps Dzonsons <kristaps@bsd.lv> * Copyright (c) 2011 Ingo Schwarze <schwarze@openbsd.org> @@ -1355,8 +1355,8 @@ static int pman_node(MAN_ARGS) { const struct man_node *head, *body; - const char *start, *sv; - size_t sz; + char *start, *sv, *title; + size_t sz, titlesz; if (NULL == n) return(0); @@ -1379,8 +1379,54 @@ pman_node(MAN_ARGS) NULL != (body = body->child) && MAN_TEXT == body->type) { - assert(body->string); - start = sv = body->string; + title = NULL; + titlesz = 0; + /* + * Suck the entire NAME section into memory. + * Yes, we might run away. + * But too many manuals have big, spread-out + * 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[(int)titlesz - 1] = ' '; + } + if (NULL == title) + return(0); + + title = mandoc_realloc(title, titlesz + 1); + title[(int)titlesz] = '\0'; + + /* Skip leading space. */ + + sv = title; + while (isspace((unsigned char)*sv)) + sv++; + + if (0 == (sz = strlen(sv))) { + free(title); + return(0); + } + + /* Erase trailing space. */ + + start = &sv[sz - 1]; + while (start > sv && isspace((unsigned char)*start)) + *start-- = '\0'; + + if (start == sv) { + free(title); + return(0); + } + + start = sv; /* * Go through a special heuristic dance here. @@ -1418,10 +1464,11 @@ pman_node(MAN_ARGS) if (sv == start) { buf_append(buf, start); + free(title); return(1); } - while (' ' == *start) + while (isspace((unsigned char)*start)) start++; if (0 == strncmp(start, "-", 1)) @@ -1443,6 +1490,7 @@ pman_node(MAN_ARGS) buf_appendb(buf, start, sz); hash_put(hash, buf, TYPE_Nd); + free(title); } } |