=================================================================== RCS file: /cvs/mandoc/tag.c,v retrieving revision 1.1 retrieving revision 1.3 diff -u -p -r1.1 -r1.3 --- mandoc/tag.c 2015/07/17 22:38:29 1.1 +++ mandoc/tag.c 2015/07/21 03:26:22 1.3 @@ -1,4 +1,4 @@ -/* $Id: tag.c,v 1.1 2015/07/17 22:38:29 schwarze Exp $ */ +/* $Id: tag.c,v 1.3 2015/07/21 03:26:22 schwarze Exp $ */ /* * Copyright (c) 2015 Ingo Schwarze * @@ -16,6 +16,7 @@ */ #include +#include #include #include #include @@ -36,6 +37,7 @@ struct tag_entry { char s[]; }; +static void tag_signal(int); static void *tag_alloc(size_t, void *); static void tag_free(void *, void *); static void *tag_calloc(size_t, size_t, void *); @@ -50,16 +52,19 @@ static int tag_fd = -1; * where various marked-up terms are documented and create * the temporary tags file, saving the name for the pager. */ -void +char * tag_init(void) { struct ohash_info tag_info; tag_fn = mandoc_strdup("/tmp/man.XXXXXXXXXX"); + signal(SIGHUP, tag_signal); + signal(SIGINT, tag_signal); + signal(SIGTERM, tag_signal); if ((tag_fd = mkstemp(tag_fn)) == -1) { free(tag_fn); tag_fn = NULL; - return; + return(NULL); } tag_info.alloc = tag_alloc; @@ -68,12 +73,6 @@ tag_init(void) tag_info.key_offset = offsetof(struct tag_entry, s); tag_info.data = NULL; ohash_init(&tag_data, 4, &tag_info); -} - -char * -tag_filename(void) -{ - return(tag_fn); } @@ -156,6 +155,17 @@ tag_unlink(void) if (tag_fn != NULL) unlink(tag_fn); +} + +static void +tag_signal(int signum) +{ + + tag_unlink(); + signal(signum, SIG_DFL); + kill(getpid(), signum); + /* NOTREACHED */ + _exit(1); } /*