diff options
Diffstat (limited to 'usr.bin/mandoc/man.c')
| -rw-r--r-- | usr.bin/mandoc/man.c | 42 |
1 files changed, 41 insertions, 1 deletions
diff --git a/usr.bin/mandoc/man.c b/usr.bin/mandoc/man.c index a69c0e36b38..bd1cfd729d4 100644 --- a/usr.bin/mandoc/man.c +++ b/usr.bin/mandoc/man.c @@ -1,4 +1,4 @@ -/* $Id: man.c,v 1.75 2014/03/21 22:17:01 schwarze Exp $ */ +/* $Id: man.c,v 1.76 2014/03/22 00:56:07 schwarze Exp $ */ /* * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv> * Copyright (c) 2013, 2014 Ingo Schwarze <schwarze@openbsd.org> @@ -19,6 +19,7 @@ #include <sys/types.h> #include <assert.h> +#include <ctype.h> #include <stdarg.h> #include <stdlib.h> #include <stdio.h> @@ -702,3 +703,42 @@ 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; +} |