diff options
Diffstat (limited to 'main.c')
| -rw-r--r-- | main.c | 71 |
1 files changed, 44 insertions, 27 deletions
@@ -1,4 +1,4 @@ -/* $Id: main.c,v 1.238 2015/04/29 11:04:17 schwarze Exp $ */ +/* $Id: main.c,v 1.239 2015/07/17 22:38:29 schwarze Exp $ */ /* * Copyright (c) 2008-2012 Kristaps Dzonsons <kristaps@bsd.lv> * Copyright (c) 2010-2012, 2014, 2015 Ingo Schwarze <schwarze@openbsd.org> @@ -39,6 +39,7 @@ #include "roff.h" #include "mdoc.h" #include "man.h" +#include "tag.h" #include "main.h" #include "manconf.h" #include "mansearch.h" @@ -497,7 +498,9 @@ out: if (pager_pid != 0 && pager_pid != 1) { fclose(stdout); + tag_write(); waitpid(pager_pid, NULL, 0); + tag_unlink(); } return((int)rc); @@ -959,10 +962,50 @@ spawn_pager(void) char *argv[MAX_PAGER_ARGS]; const char *pager; char *cp; + size_t cmdlen; int fildes[2]; int argc; pid_t pager_pid; + pager = getenv("MANPAGER"); + if (pager == NULL || *pager == '\0') + pager = getenv("PAGER"); + if (pager == NULL || *pager == '\0') + pager = "more -s"; + cp = mandoc_strdup(pager); + + /* + * Parse the pager command into words. + * Intentionally do not do anything fancy here. + */ + + argc = 0; + while (argc + 4 < MAX_PAGER_ARGS) { + argv[argc++] = cp; + cp = strchr(cp, ' '); + if (cp == NULL) + break; + *cp++ = '\0'; + while (*cp == ' ') + cp++; + if (*cp == '\0') + break; + } + + /* Read all text right away and use the tag file. */ + + if ((cmdlen = strlen(argv[0])) >= 4) { + cp = argv[0] + cmdlen - 4; + if (strcmp(cp, "less") == 0 || + strcmp(cp, "more") == 0) { + tag_init(); + argv[argc++] = mandoc_strdup("+G1G"); + argv[argc++] = mandoc_strdup("-T"); + argv[argc++] = tag_filename(); + } + } + argv[argc] = NULL; + if (pipe(fildes) == -1) { fprintf(stderr, "%s: pipe: %s\n", progname, strerror(errno)); @@ -998,32 +1041,6 @@ spawn_pager(void) } close(fildes[0]); - pager = getenv("MANPAGER"); - if (pager == NULL || *pager == '\0') - pager = getenv("PAGER"); - if (pager == NULL || *pager == '\0') - pager = "more -s"; - cp = mandoc_strdup(pager); - - /* - * Parse the pager command into words. - * Intentionally do not do anything fancy here. - */ - - argc = 0; - while (argc + 1 < MAX_PAGER_ARGS) { - argv[argc++] = cp; - cp = strchr(cp, ' '); - if (cp == NULL) - break; - *cp++ = '\0'; - while (*cp == ' ') - cp++; - if (*cp == '\0') - break; - } - argv[argc] = NULL; - /* Hand over to the pager. */ execvp(argv[0], argv); |