665 lines
16 KiB
C
665 lines
16 KiB
C
/* $NetBSD: catman.c,v 1.14 2000/01/09 04:54:54 tsutsui Exp $ */
|
|
|
|
/*
|
|
* Copyright (c) 1998 The NetBSD Foundation, Inc.
|
|
* All rights reserved.
|
|
*
|
|
* Author: Baldassare Dante Profeta <dante@mclink.it>
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* This product includes software developed by the NetBSD
|
|
* Foundation, Inc. and its contributors.
|
|
* 4. Neither the name of The NetBSD Foundation nor the names of its
|
|
* contributors may be used to endorse or promote products derived
|
|
* from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
|
|
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
|
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
|
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
|
|
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
* POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
#include <sys/types.h>
|
|
#include <sys/queue.h>
|
|
#include <sys/cdefs.h>
|
|
#include <sys/param.h>
|
|
#include <sys/stat.h>
|
|
#include <sys/wait.h>
|
|
#include <sys/utsname.h>
|
|
#include <ctype.h>
|
|
#include <dirent.h>
|
|
#include <err.h>
|
|
#include <errno.h>
|
|
#include <fnmatch.h>
|
|
#include <limits.h>
|
|
#include <libgen.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <unistd.h>
|
|
#include <glob.h>
|
|
|
|
#include "config.h"
|
|
#include "pathnames.h"
|
|
|
|
int f_nowhatis = 0;
|
|
int f_noaction = 0;
|
|
int f_noformat = 0;
|
|
int f_ignerr = 0;
|
|
int f_noprint = 0;
|
|
int dowhatis = 0;
|
|
|
|
int main __P((int, char **));
|
|
static void setdefentries __P((char *, char *, char *));
|
|
static void uniquepath __P((void));
|
|
static void catman __P((void));
|
|
static void scanmandir __P((const char *, const char *));
|
|
static int splitentry __P((char *, char *, char *));
|
|
static void setcatsuffix __P((char *, const char *, const char *));
|
|
static void makecat __P((const char *, const char *, const char *,
|
|
const char *));
|
|
static void makewhatis __P((void));
|
|
static void dosystem __P((const char *));
|
|
static void usage __P((void));
|
|
|
|
|
|
int
|
|
main(argc, argv)
|
|
int argc;
|
|
char **argv;
|
|
{
|
|
char *m_path = NULL;
|
|
char *m_add = NULL;
|
|
int c;
|
|
|
|
while ((c = getopt(argc, argv, "km:M:npsw")) != -1) {
|
|
switch (c) {
|
|
case 'k':
|
|
f_ignerr = 1;
|
|
break;
|
|
case 'n':
|
|
f_nowhatis = 1;
|
|
break;
|
|
case 'p':
|
|
f_noaction = 1;
|
|
break;
|
|
case 's':
|
|
f_noprint = 1;
|
|
break;
|
|
case 'w':
|
|
f_noformat = 1;
|
|
break;
|
|
case 'm':
|
|
m_add = optarg;
|
|
break;
|
|
case 'M':
|
|
m_path = optarg;
|
|
break;
|
|
|
|
case '?':
|
|
default:
|
|
usage();
|
|
}
|
|
}
|
|
|
|
argc -= optind;
|
|
argv += optind;
|
|
|
|
if (f_noprint && f_noaction)
|
|
f_noprint = 0;
|
|
|
|
if (argc > 1)
|
|
usage();
|
|
|
|
config(_PATH_MANCONF);
|
|
setdefentries(m_path, m_add, (argc == 0)? NULL : argv[argc-1]);
|
|
uniquepath();
|
|
|
|
if (f_noformat == 0 || f_nowhatis == 0)
|
|
catman();
|
|
if (f_nowhatis == 0 && dowhatis)
|
|
makewhatis();
|
|
|
|
return(0);
|
|
}
|
|
|
|
static void
|
|
setdefentries(m_path, m_add, sections)
|
|
char *m_path;
|
|
char *m_add;
|
|
char *sections;
|
|
{
|
|
TAG *defp, *defnewp, *sectnewp, *subp;
|
|
ENTRY *e_defp, *e_sectp, *e_subp, *ep;
|
|
char *p, *slashp, *machine;
|
|
char section[10];
|
|
char buf[MAXPATHLEN * 2];
|
|
int i;
|
|
|
|
/* Get the machine type. */
|
|
if ((machine = getenv("MACHINE")) == NULL) {
|
|
struct utsname utsname;
|
|
|
|
if (uname(&utsname) == -1) {
|
|
perror("uname");
|
|
exit(1);
|
|
}
|
|
machine = utsname.machine;
|
|
}
|
|
|
|
/* If there's no _default list, create an empty one. */
|
|
if ((defp = getlist("_default")) == NULL)
|
|
defp = addlist("_default");
|
|
|
|
/*
|
|
* 0: If one or more sections was specified, rewrite _subdir list.
|
|
*/
|
|
if (sections != NULL) {
|
|
sectnewp = addlist("_section_new");
|
|
for(p=sections; *p;) {
|
|
section[0] = *p++;
|
|
for(i=1; *p && !isdigit(*p) && i<10; i++)
|
|
section[i] = *p++;
|
|
section[i] = '\0';
|
|
snprintf(buf, sizeof(buf), "man%s", section);
|
|
if(!(e_sectp = malloc(sizeof(ENTRY))))
|
|
err(1, "malloc");
|
|
if(!(e_sectp->s = strdup(buf)))
|
|
err(1, "malloc");
|
|
TAILQ_INSERT_TAIL(§newp->list, e_sectp, q);
|
|
}
|
|
removelist("_subdir");
|
|
renamelist("_section_new", "_subdir");
|
|
}
|
|
|
|
/*
|
|
* 1: If the user specified a MANPATH variable, or set the -M
|
|
* option, we replace the _default list with the user's list,
|
|
* appending the entries in the _subdir list and the machine.
|
|
*/
|
|
if (m_path == NULL)
|
|
m_path = getenv("MANPATH");
|
|
if (m_path != NULL) {
|
|
while ((e_defp = defp->list.tqh_first) != NULL) {
|
|
free(e_defp->s);
|
|
TAILQ_REMOVE(&defp->list, e_defp, q);
|
|
}
|
|
for (p = strtok(m_path, ":");
|
|
p != NULL; p = strtok(NULL, ":")) {
|
|
slashp = p[strlen(p) - 1] == '/' ? "" : "/";
|
|
e_subp = (subp = getlist("_subdir")) == NULL ?
|
|
NULL : subp->list.tqh_first;
|
|
for (; e_subp != NULL; e_subp = e_subp->q.tqe_next) {
|
|
if(!strncmp(e_subp->s, "cat", 3))
|
|
continue;
|
|
(void)snprintf(buf, sizeof(buf), "%s%s%s{/%s,}",
|
|
p, slashp, e_subp->s, machine);
|
|
if ((ep = malloc(sizeof(ENTRY))) == NULL ||
|
|
(ep->s = strdup(buf)) == NULL)
|
|
err(1, "malloc");
|
|
TAILQ_INSERT_TAIL(&defp->list, ep, q);
|
|
}
|
|
}
|
|
}
|
|
|
|
/*
|
|
* 2: If the user did not specify MANPATH, -M or a section, rewrite
|
|
* the _default list to include the _subdir list and the machine.
|
|
*/
|
|
if (m_path == NULL) {
|
|
defp = getlist("_default");
|
|
defnewp = addlist("_default_new");
|
|
e_defp =
|
|
defp->list.tqh_first == NULL ? NULL : defp->list.tqh_first;
|
|
for (; e_defp; e_defp = e_defp->q.tqe_next) {
|
|
slashp =
|
|
e_defp->s[strlen(e_defp->s) - 1] == '/' ? "" : "/";
|
|
e_subp = (subp = getlist("_subdir")) == NULL ?
|
|
NULL : subp->list.tqh_first;
|
|
for (; e_subp; e_subp = e_subp->q.tqe_next) {
|
|
if(!strncmp(e_subp->s, "cat", 3))
|
|
continue;
|
|
(void)snprintf(buf, sizeof(buf), "%s%s%s{/%s,}",
|
|
e_defp->s, slashp, e_subp->s, machine);
|
|
if ((ep = malloc(sizeof(ENTRY))) == NULL ||
|
|
(ep->s = strdup(buf)) == NULL)
|
|
err(1, "malloc");
|
|
TAILQ_INSERT_TAIL(&defnewp->list, ep, q);
|
|
}
|
|
}
|
|
removelist("_default");
|
|
renamelist("_default_new", "_default");
|
|
}
|
|
|
|
/*
|
|
* 3: If the user set the -m option, insert the user's list before
|
|
* whatever list we have, again appending the _subdir list and
|
|
* the machine.
|
|
*/
|
|
if (m_add != NULL)
|
|
for (p = strtok(m_add, ":"); p != NULL; p = strtok(NULL, ":")) {
|
|
slashp = p[strlen(p) - 1] == '/' ? "" : "/";
|
|
e_subp = (subp = getlist("_subdir")) == NULL ?
|
|
NULL : subp->list.tqh_first;
|
|
for (; e_subp != NULL; e_subp = e_subp->q.tqe_next) {
|
|
if(!strncmp(e_subp->s, "cat", 3))
|
|
continue;
|
|
(void)snprintf(buf, sizeof(buf), "%s%s%s{/%s,}",
|
|
p, slashp, e_subp->s, machine);
|
|
if ((ep = malloc(sizeof(ENTRY))) == NULL ||
|
|
(ep->s = strdup(buf)) == NULL)
|
|
err(1, "malloc");
|
|
TAILQ_INSERT_HEAD(&defp->list, ep, q);
|
|
}
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Remove entries (directory) which are symbolic links to other entries.
|
|
* Some examples are showed below:
|
|
* 1) if /usr/X11 -> /usr/X11R6 then remove all /usr/X11/man entries.
|
|
* 2) if /usr/local/man -> /usr/share/man then remove all /usr/local/man
|
|
* entries
|
|
*/
|
|
static void
|
|
uniquepath(void)
|
|
{
|
|
TAG *defp, *defnewp;
|
|
ENTRY *e_defp;
|
|
glob_t manpaths;
|
|
struct stat st1;
|
|
struct stat st2;
|
|
struct stat st3;
|
|
int i,j,len,lnk;
|
|
char path[PATH_MAX], *p;
|
|
|
|
|
|
defp = getlist("_default");
|
|
e_defp = defp->list.tqh_first;
|
|
glob(e_defp->s, GLOB_BRACE | GLOB_NOSORT, NULL, &manpaths);
|
|
for(e_defp = e_defp->q.tqe_next; e_defp; e_defp = e_defp->q.tqe_next) {
|
|
glob(e_defp->s, GLOB_BRACE | GLOB_NOSORT | GLOB_APPEND, NULL,
|
|
&manpaths);
|
|
}
|
|
|
|
defnewp = addlist("_default_new");
|
|
|
|
for(i=0; i<manpaths.gl_pathc; i++) {
|
|
lnk = 0;
|
|
lstat(manpaths.gl_pathv[i], &st1);
|
|
for(j=0; j<manpaths.gl_pathc; j++) {
|
|
if(i!=j) {
|
|
lstat(manpaths.gl_pathv[j], &st2);
|
|
if(st1.st_ino == st2.st_ino) {
|
|
strcpy(path, manpaths.gl_pathv[i]);
|
|
for(p = path; *(p+1) != '\0';) {
|
|
p = dirname(p);
|
|
lstat(p, &st3);
|
|
if(S_ISLNK(st3.st_mode)) {
|
|
lnk = 1;
|
|
break;
|
|
}
|
|
}
|
|
} else {
|
|
len = readlink(manpaths.gl_pathv[i],
|
|
path, PATH_MAX);
|
|
if(len == -1)
|
|
continue;
|
|
if(!strcmp(path, manpaths.gl_pathv[j]))
|
|
lnk = 1;
|
|
}
|
|
if(lnk)
|
|
break;
|
|
}
|
|
}
|
|
if(!lnk) {
|
|
if(!(e_defp = malloc(sizeof(ENTRY))))
|
|
err(1, "malloc");
|
|
if(!(e_defp->s = strdup(manpaths.gl_pathv[i])))
|
|
err(1, "malloc");
|
|
TAILQ_INSERT_TAIL(&defnewp->list, e_defp, q);
|
|
}
|
|
}
|
|
|
|
globfree(&manpaths);
|
|
|
|
removelist("_default");
|
|
renamelist("_default_new", "_default");
|
|
}
|
|
|
|
static void
|
|
catman(void)
|
|
{
|
|
TAG *pathp;
|
|
ENTRY *e_path;
|
|
char *mandir;
|
|
char catdir[PATH_MAX], *cp;
|
|
|
|
|
|
pathp = getlist("_default");
|
|
for(e_path = pathp->list.tqh_first; e_path;
|
|
e_path = e_path->q.tqe_next) {
|
|
mandir = e_path->s;
|
|
strcpy(catdir,mandir);
|
|
if(!(cp = strstr(catdir, "man/man")))
|
|
continue;
|
|
cp+=4; *cp++ = 'c'; *cp++ = 'a'; *cp = 't';
|
|
scanmandir(catdir, mandir);
|
|
}
|
|
}
|
|
|
|
static void
|
|
scanmandir(catdir, mandir)
|
|
const char *catdir;
|
|
const char *mandir;
|
|
{
|
|
TAG *buildp, *crunchp;
|
|
ENTRY *e_build, *e_crunch;
|
|
char manpage[PATH_MAX];
|
|
char catpage[PATH_MAX];
|
|
char linkname[PATH_MAX];
|
|
char buffer[PATH_MAX], *bp;
|
|
char tmp[PATH_MAX];
|
|
char buildsuff[256], buildcmd[256];
|
|
char crunchsuff[256], crunchcmd[256];
|
|
char match[256];
|
|
struct stat manstat;
|
|
struct stat catstat;
|
|
struct stat lnkstat;
|
|
struct dirent *dp;
|
|
DIR *dirp;
|
|
int len, error;
|
|
|
|
if ((dirp = opendir(mandir)) == 0) {
|
|
warn("can't open %s", mandir);
|
|
return;
|
|
}
|
|
|
|
if (stat(catdir, &catstat) < 0) {
|
|
if (errno != ENOENT) {
|
|
warn("can't stat %s", catdir);
|
|
closedir(dirp);
|
|
return;
|
|
}
|
|
if (f_noprint == 0)
|
|
printf("mkdir %s\n", catdir);
|
|
if (f_noaction == 0 && mkdir(catdir,0755) < 0) {
|
|
warn("can't create %s", catdir);
|
|
closedir(dirp);
|
|
return;
|
|
}
|
|
}
|
|
|
|
while ((dp = readdir(dirp)) != NULL) {
|
|
if (strcmp(dp->d_name, ".") == 0 ||
|
|
strcmp(dp->d_name, "..") == 0)
|
|
continue;
|
|
|
|
snprintf(manpage, sizeof(manpage), "%s/%s", mandir, dp->d_name);
|
|
snprintf(catpage, sizeof(catpage), "%s/%s", catdir, dp->d_name);
|
|
|
|
e_build = NULL;
|
|
buildp = getlist("_build");
|
|
if(buildp) {
|
|
for(e_build = buildp->list.tqh_first; e_build;
|
|
e_build = e_build->q.tqe_next) {
|
|
splitentry(e_build->s, buildsuff, buildcmd);
|
|
snprintf(match, sizeof(match), "*%s",
|
|
buildsuff);
|
|
if(!fnmatch(match, manpage, 0))
|
|
break;
|
|
}
|
|
}
|
|
|
|
if(e_build == NULL)
|
|
continue;
|
|
|
|
e_crunch = NULL;
|
|
crunchp = getlist("_crunch");
|
|
if(crunchp) {
|
|
for(e_crunch = crunchp->list.tqh_first; e_crunch;
|
|
e_crunch=e_crunch->q.tqe_next) {
|
|
splitentry(e_crunch->s, crunchsuff, crunchcmd);
|
|
snprintf(match, sizeof(match), "*%s",
|
|
crunchsuff);
|
|
if(!fnmatch(match, manpage, 0))
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (lstat(manpage, &manstat) <0) {
|
|
warn("can't stat %s", manpage);
|
|
continue;
|
|
} else {
|
|
if(S_ISLNK(manstat.st_mode)) {
|
|
strcpy(buffer, catpage);
|
|
strcpy(linkname, basename(buffer));
|
|
len = readlink(manpage, buffer, PATH_MAX);
|
|
if(len == -1) {
|
|
warn("can't stat read symbolic link %s",
|
|
manpage);
|
|
continue;
|
|
}
|
|
buffer[len] = '\0';
|
|
bp = basename(buffer);
|
|
strcpy(tmp, manpage);
|
|
snprintf(manpage, sizeof(manpage), "%s/%s",
|
|
dirname(tmp), bp);
|
|
strcpy(tmp, catpage);
|
|
snprintf(catpage, sizeof(catpage), "%s/%s",
|
|
dirname(tmp), buffer);
|
|
}
|
|
else
|
|
*linkname='\0';
|
|
}
|
|
|
|
if(!e_crunch) {
|
|
*crunchsuff = *crunchcmd = '\0';
|
|
}
|
|
setcatsuffix(catpage, buildsuff, crunchsuff);
|
|
if(*linkname != '\0')
|
|
setcatsuffix(linkname, buildsuff, crunchsuff);
|
|
|
|
if (stat(manpage, &manstat) < 0) {
|
|
warn("can't stat %s", manpage);
|
|
continue;
|
|
}
|
|
|
|
if (!S_ISREG(manstat.st_mode)) {
|
|
warnx("not a regular file %s",manpage);
|
|
continue;
|
|
}
|
|
|
|
if ((error = stat(catpage, &catstat)) &&
|
|
errno != ENOENT) {
|
|
warn("can't stat %s", catpage);
|
|
continue;
|
|
}
|
|
|
|
if ((error && errno == ENOENT) ||
|
|
manstat.st_mtime > catstat.st_mtime) {
|
|
if (f_noformat) {
|
|
dowhatis = 1;
|
|
} else {
|
|
/*
|
|
* reformat out of date manpage
|
|
*/
|
|
makecat(manpage, catpage, buildcmd, crunchcmd);
|
|
dowhatis = 1;
|
|
}
|
|
}
|
|
|
|
if(*linkname != '\0') {
|
|
strcpy(tmp, catpage);
|
|
snprintf(tmp, sizeof(tmp), "%s/%s", dirname(tmp),
|
|
linkname);
|
|
if ((error = lstat(tmp, &lnkstat)) &&
|
|
errno != ENOENT) {
|
|
warn("can't stat %s", tmp);
|
|
continue;
|
|
}
|
|
|
|
if (error && errno == ENOENT) {
|
|
if (f_noformat) {
|
|
dowhatis = 1;
|
|
} else {
|
|
/*
|
|
* create symbolic link
|
|
*/
|
|
if (f_noprint == 0)
|
|
printf("ln -s %s %s\n", catpage,
|
|
linkname);
|
|
if (f_noaction == 0) {
|
|
strcpy(tmp, catpage);
|
|
if(chdir(dirname(tmp)) == -1) {
|
|
warn("can't chdir");
|
|
continue;
|
|
}
|
|
|
|
if(symlink(catpage, linkname)
|
|
== -1) {
|
|
warn("can't create"
|
|
" symbolic"
|
|
" link %s",
|
|
linkname);
|
|
continue;
|
|
}
|
|
}
|
|
dowhatis = 1;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
closedir(dirp);
|
|
}
|
|
|
|
static int
|
|
splitentry(s, first, second)
|
|
char *s;
|
|
char *first;
|
|
char *second;
|
|
{
|
|
char *c;
|
|
|
|
for(c = s; *c != '\0' && !isspace(*c); ++c);
|
|
if(*c == '\0')
|
|
return(0);
|
|
strncpy(first, s, c-s);
|
|
first[c-s] = '\0';
|
|
for(; *c != '\0' && isspace(*c); ++c);
|
|
strcpy(second, c);
|
|
return(1);
|
|
}
|
|
|
|
static void
|
|
setcatsuffix(catpage, suffix, crunchsuff)
|
|
char *catpage;
|
|
const char *suffix;
|
|
const char *crunchsuff;
|
|
{
|
|
TAG *tp;
|
|
ENTRY *ep;
|
|
char *p;
|
|
|
|
for(p = catpage + strlen(catpage); p!=catpage; p--)
|
|
if(!fnmatch(suffix, p, 0)) {
|
|
if((tp = getlist("_suffix"))) {
|
|
ep = tp->list.tqh_first;
|
|
sprintf(p, "%s%s", ep->s, crunchsuff);
|
|
} else {
|
|
sprintf(p, ".0%s", crunchsuff);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
makecat(manpage, catpage, buildcmd, crunchcmd)
|
|
const char *manpage;
|
|
const char *catpage;
|
|
const char *buildcmd;
|
|
const char *crunchcmd;
|
|
{
|
|
char crunchbuf[1024];
|
|
char sysbuf[2048];
|
|
|
|
snprintf(sysbuf, sizeof(sysbuf), buildcmd, manpage);
|
|
|
|
if(*crunchcmd != '\0') {
|
|
snprintf(crunchbuf, sizeof(crunchbuf), crunchcmd, catpage);
|
|
snprintf(sysbuf, sizeof(sysbuf), "%s | %s", sysbuf, crunchbuf);
|
|
} else {
|
|
snprintf(sysbuf, sizeof(sysbuf), "%s > %s", sysbuf, catpage);
|
|
}
|
|
|
|
if (f_noprint == 0)
|
|
printf("%s\n", sysbuf);
|
|
if (f_noaction == 0)
|
|
dosystem(sysbuf);
|
|
}
|
|
|
|
static void
|
|
makewhatis(void)
|
|
{
|
|
TAG *whatdbp;
|
|
ENTRY *e_whatdb;
|
|
char sysbuf[1024];
|
|
|
|
whatdbp = getlist("_whatdb");
|
|
for(e_whatdb = whatdbp->list.tqh_first; e_whatdb;
|
|
e_whatdb = e_whatdb->q.tqe_next) {
|
|
snprintf(sysbuf, sizeof(sysbuf), "%s %s",
|
|
_PATH_WHATIS, dirname(e_whatdb->s));
|
|
if (f_noprint == 0)
|
|
printf("%s\n", sysbuf);
|
|
if (f_noaction == 0)
|
|
dosystem(sysbuf);
|
|
}
|
|
}
|
|
|
|
static void
|
|
dosystem(cmd)
|
|
const char *cmd;
|
|
{
|
|
int status;
|
|
|
|
if ((status = system(cmd)) == 0)
|
|
return;
|
|
|
|
if (status == -1)
|
|
err(1, "cannot execute action");
|
|
if (WIFSIGNALED(status))
|
|
errx(1, "child was signaled to quit. aborting");
|
|
if (WIFSTOPPED(status))
|
|
errx(1, "child was stopped. aborting");
|
|
if (f_ignerr == 0)
|
|
errx(1, "*** Exited %d", status);
|
|
warnx("*** Exited %d (continuing)", status);
|
|
}
|
|
|
|
static void
|
|
usage(void)
|
|
{
|
|
(void)fprintf(stderr,
|
|
"usage: catman [-knpsw] [-m manpath] [sections]\n");
|
|
(void)fprintf(stderr,
|
|
" catman [-knpsw] [-M manpath] [sections]\n");
|
|
exit(1);
|
|
}
|