NetBSD/usr.sbin/catman/catman.c

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/*
* Copyright (c) 1993 Winning Strategies, Inc.
* All rights reserved.
*
* 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 Winning Strategies, Inc.
* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission
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*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*/
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#include <sys/cdefs.h>
#ifndef lint
__RCSID("$NetBSD: catman.c,v 1.9 1997/10/24 01:31:35 mrg Exp $");
#endif /* not lint */
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/wait.h>
#include <dirent.h>
#include <err.h>
#include <errno.h>
#include <limits.h>
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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <paths.h>
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#include "pathnames.h"
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int f_nowhatis;
int f_noaction;
int f_noformat;
int f_ignerr;
int f_noprint;
int dowhatis;
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char *mp = _PATH_MAN;
char *sp = _MAN_SECTIONS;
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void catman __P((const char *, char *));
int main __P((int, char **));
void makewhatis __P((const char *));
void dosystem __P((const char *));
void usage __P((void));
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int
main(argc, argv)
int argc;
char **argv;
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{
int c;
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while ((c = getopt(argc, argv, "knpswM:")) != -1) {
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switch (c) {
case 'k':
f_ignerr = 1;
break;
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case 'n':
f_nowhatis = 1;
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break;
case 'p':
f_noaction = 1;
break;
case 's':
f_noprint = 1;
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break;
case 'w':
f_noformat = 1;
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break;
case 'M':
mp = optarg;
break;
case '?':
default:
usage();
}
}
argc -= optind;
argv += optind;
if (f_noprint && f_noaction)
f_noprint = 0;
if (argc > 1)
usage();
if (argc == 1)
sp = *argv;
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if (f_noformat == 0 || f_nowhatis == 0)
catman(mp, sp);
if (f_nowhatis == 0 && dowhatis)
makewhatis(mp);
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exit(0);
}
void
catman(path, section)
const char *path;
char *section;
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{
char mandir[PATH_MAX];
char catdir[PATH_MAX];
char manpage[PATH_MAX];
char catpage[PATH_MAX];
char sysbuf[1024];
struct stat manstat;
struct stat catstat;
struct dirent *dp;
DIR *dirp;
char *s, *tmp;
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int sectlen, error;
for (s = section; *s; s += sectlen) {
#ifdef notdef
tmp = s;
sectlen = 0;
if (isdigit(*tmp)) {
sectlen++;
tmp++;
while (*tmp && isdigit(*tmp) == 0) {
sectlen++;
tmp++;
}
}
#else
sectlen = 1;
#endif
if (sectlen == 0)
errx(1, "malformed section string");
snprintf(mandir, sizeof mandir, "%s/%s%.*s", path,
_PATH_MANPAGES, sectlen, s);
snprintf(catdir, sizeof catdir, "%s/%s%.*s", path,
_PATH_CATPAGES, sectlen, s);
if ((dirp = opendir(mandir)) == 0) {
warn("can't open %s", mandir);
continue;
}
if (stat(catdir, &catstat) < 0) {
if (errno != ENOENT) {
warn("can't stat %s", catdir);
closedir(dirp);
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continue;
}
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;
}
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}
while ((dp = readdir(dirp)) != NULL) {
if (strcmp(dp->d_name, ".") == 0 ||
strcmp(dp->d_name, "..") == 0)
continue;
sprintf(manpage, "%s/%s", mandir, dp->d_name);
sprintf(catpage, "%s/%s", catdir, dp->d_name);
if ((tmp = strrchr(catpage, '.')) != NULL)
strcpy(tmp, ".0");
else
continue;
if (stat(manpage, &manstat) < 0) {
warn("can't stat %s", manpage);
continue;
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}
if (!S_ISREG(manstat.st_mode)) {
warnx("not a regular file %s", manpage);
continue;
}
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if ((error = stat(catpage, &catstat)) &&
errno != ENOENT) {
warn("can't stat %s", catpage);
continue;
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}
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if ((error && errno == ENOENT) ||
manstat.st_mtime >= catstat.st_mtime) {
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if (f_noformat)
dowhatis = 1;
else {
/*
* manpage is out of date,
* reformat
*/
sprintf(sysbuf, "nroff -mandoc %s > %s",
manpage, catpage);
if (f_noprint == 0)
printf("%s\n", sysbuf);
if (f_noaction == 0)
dosystem(sysbuf);
dowhatis = 1;
}
}
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}
closedir(dirp);
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}
}
void
makewhatis(path)
const char *path;
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{
char sysbuf[1024];
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sprintf(sysbuf, "%s %s", _PATH_MAKEWHATIS, path);
if (f_noprint == 0)
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printf("%s\n", sysbuf);
if (f_noaction == 0)
dosystem(sysbuf);
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}
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)
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errx(1, "*** Exited %d", status);
warnx("*** Exited %d (continuing)", status);
}
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void
usage()
{
(void)fprintf(stderr,
"usage: catman [-knpsw] [-M manpath] [sections]\n");
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exit(1);
}