543 lines
11 KiB
C
543 lines
11 KiB
C
/* $NetBSD: getNAME.c,v 1.20 2002/01/31 17:37:25 christos Exp $ */
|
|
|
|
/*-
|
|
* Copyright (c) 1997, Christos Zoulas
|
|
* Copyright (c) 1980, 1993
|
|
* The Regents of the University of California. 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 the University of
|
|
* California, Berkeley and its contributors.
|
|
* This product includes software developed by Christos Zoulas.
|
|
* 4. Neither the name of the University 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 REGENTS 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 REGENTS 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/cdefs.h>
|
|
#ifndef lint
|
|
__COPYRIGHT("@(#) Copyright (c) 1980, 1993\n\
|
|
The Regents of the University of California. All rights reserved.\n");
|
|
#if 0
|
|
static char sccsid[] = "@(#)getNAME.c 8.1 (Berkeley) 6/30/93";
|
|
#else
|
|
__RCSID("$NetBSD: getNAME.c,v 1.20 2002/01/31 17:37:25 christos Exp $");
|
|
#endif
|
|
#endif /* not lint */
|
|
|
|
/*
|
|
* Get name sections from manual pages.
|
|
* -t for building toc
|
|
* -i for building intro entries
|
|
* -w for querying type of manual source
|
|
* -v verbose
|
|
* other apropos database
|
|
*/
|
|
#include <err.h>
|
|
#include <ctype.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <unistd.h>
|
|
|
|
static int tocrc;
|
|
static int intro;
|
|
static int typeflag;
|
|
static int verbose;
|
|
|
|
#define SLOP 10 /* strlen(" () - ") < 10 */
|
|
|
|
static char *linebuf = NULL;
|
|
static size_t maxlen = 0;
|
|
|
|
|
|
static void doname __P((char *));
|
|
static void dorefname __P((char *));
|
|
static void getfrom __P((char *));
|
|
static void oldman __P((char *, char *));
|
|
static void newman __P((char *, char *));
|
|
static void remcomma __P((char *, size_t *));
|
|
static void remquote __P((char *, size_t *));
|
|
static void fixxref __P((char *, size_t *));
|
|
static void split __P((char *, char *));
|
|
static void usage __P((void));
|
|
|
|
int main __P((int, char *[]));
|
|
|
|
/* The .SH NAMEs that are allowed. */
|
|
char *names[] = { "name", "namn", 0 };
|
|
|
|
int
|
|
main(argc, argv)
|
|
int argc;
|
|
char *argv[];
|
|
{
|
|
int ch;
|
|
|
|
while ((ch = getopt(argc, argv, "itvw")) != -1)
|
|
switch (ch) {
|
|
case 'i':
|
|
intro = 1;
|
|
break;
|
|
case 't':
|
|
tocrc = 1;
|
|
break;
|
|
case 'v':
|
|
verbose = 1;
|
|
break;
|
|
case 'w':
|
|
typeflag = 1;
|
|
break;
|
|
case '?':
|
|
default:
|
|
usage();
|
|
}
|
|
argc -= optind;
|
|
argv += optind;
|
|
|
|
if (!*argv)
|
|
usage();
|
|
|
|
for (; *argv; ++argv)
|
|
getfrom(*argv);
|
|
exit(0);
|
|
}
|
|
|
|
void
|
|
getfrom(pathname)
|
|
char *pathname;
|
|
{
|
|
char *name;
|
|
char *line;
|
|
size_t len;
|
|
|
|
if (freopen(pathname, "r", stdin) == 0) {
|
|
warn("Cannot open `%s'", pathname);
|
|
return;
|
|
}
|
|
if ((name = strrchr(pathname, '/')) != NULL)
|
|
name++;
|
|
else
|
|
name = pathname;
|
|
for (;;) {
|
|
if ((line = fgetln(stdin, &len)) == NULL) {
|
|
if (typeflag)
|
|
printf("%-60s\tUNKNOWN\n", pathname);
|
|
return;
|
|
}
|
|
if (len < 3)
|
|
continue;
|
|
if (line[0] != '.')
|
|
continue;
|
|
if ((line[1] == 'T' && line[2] == 'H') ||
|
|
(line[1] == 't' && line[2] == 'h'))
|
|
return oldman(pathname, name);
|
|
if (line[1] == 'D' && line[2] == 't')
|
|
return newman(pathname, name);
|
|
}
|
|
if (verbose)
|
|
warnx("missing .TH or .Dt section in `%s'", pathname);
|
|
}
|
|
|
|
static void
|
|
oldman(pathname, name)
|
|
char *pathname, *name;
|
|
{
|
|
char *line, *ext, *s;
|
|
size_t len, i, extlen;
|
|
size_t curlen = 0;
|
|
|
|
if (typeflag) {
|
|
printf("%-60s\tOLD\n", pathname);
|
|
return;
|
|
}
|
|
for (;;) {
|
|
if ((line = fgetln(stdin, &len)) == NULL) {
|
|
if (verbose)
|
|
warnx("missing .SH section in `%s'", pathname);
|
|
return;
|
|
}
|
|
if (len < 4)
|
|
continue;
|
|
if (line[0] != '.')
|
|
continue;
|
|
if (line[1] == 'S' && line[2] == 'H')
|
|
break;
|
|
if (line[1] == 's' && line[2] == 'h')
|
|
break;
|
|
}
|
|
|
|
for (s = &line[3]; s < &line[len] &&
|
|
(isspace((unsigned char) *s) || *s == '"' || *s == '\''); s++)
|
|
continue;
|
|
if (s == &line[len]) {
|
|
warnx("missing argument to .SH in `%s'", pathname);
|
|
return;
|
|
}
|
|
for (i = 0; names[i]; i++)
|
|
if (strncasecmp(s, names[i], strlen(names[i])) == 0)
|
|
break;
|
|
if (names[i] == NULL) {
|
|
warnx("first .SH section is not \"NAME\" in `%s'", pathname);
|
|
return;
|
|
}
|
|
|
|
if (tocrc)
|
|
doname(name);
|
|
|
|
for (i = 0;; i++) {
|
|
if ((line = fgetln(stdin, &len)) == NULL)
|
|
break;
|
|
if (line[0] == '.') {
|
|
if (line[1] == '\\' && line[2] == '"')
|
|
continue; /* [nt]roff comment */
|
|
if (line[1] == 'S' && line[2] == 'H')
|
|
break;
|
|
if (line[1] == 's' && line[2] == 'h')
|
|
break;
|
|
if (line[1] == 'P' && line[2] == 'P')
|
|
break;
|
|
}
|
|
if (line[len - 1] == '\n') {
|
|
line[len - 1] = '\0';
|
|
len--;
|
|
}
|
|
if ((ext = strrchr(name, '.')) != NULL) {
|
|
ext++;
|
|
extlen = strlen(ext);
|
|
}
|
|
else
|
|
extlen = 0;
|
|
|
|
if (maxlen + extlen < curlen + len + SLOP) {
|
|
maxlen = 2 * (curlen + len) + SLOP + extlen;
|
|
if ((linebuf = realloc(linebuf, maxlen)) == NULL)
|
|
err(1, NULL);
|
|
}
|
|
if (i != 0)
|
|
linebuf[curlen++] = ' ';
|
|
(void)memcpy(&linebuf[curlen], line, len);
|
|
curlen += len;
|
|
linebuf[curlen] = '\0';
|
|
|
|
if(!tocrc && !intro) {
|
|
/* change the \- into (N) - */
|
|
if ((s = strstr(linebuf, "\\-")) != NULL) {
|
|
(void)memmove(s + extlen + 3, s + 1,
|
|
curlen - (s + 1 - linebuf));
|
|
curlen--;
|
|
if (extlen) {
|
|
*s++ = '(';
|
|
while (*ext)
|
|
*s++ = *ext++;
|
|
*s++ = ')';
|
|
*s++ = ' ';
|
|
curlen += extlen + 3;
|
|
}
|
|
linebuf[curlen] = '\0';
|
|
}
|
|
}
|
|
}
|
|
|
|
if (intro)
|
|
split(linebuf, name);
|
|
else
|
|
printf("%s\n", linebuf);
|
|
return;
|
|
}
|
|
|
|
static void
|
|
newman(pathname, name)
|
|
char *pathname, *name;
|
|
{
|
|
char *line, *ext, *s;
|
|
size_t len, i, extlen;
|
|
size_t curlen = 0;
|
|
|
|
if (typeflag) {
|
|
printf("%-60s\tNEW\n", pathname);
|
|
return;
|
|
}
|
|
for (;;) {
|
|
if ((line = fgetln(stdin, &len)) == NULL) {
|
|
if (verbose)
|
|
warnx("missing .Sh section in `%s'", pathname);
|
|
return;
|
|
}
|
|
if (line[0] != '.')
|
|
continue;
|
|
if (line[1] == 'S' && line[2] == 'h')
|
|
break;
|
|
}
|
|
|
|
for (s = &line[3]; s < &line[len] && isspace((unsigned char) *s); s++)
|
|
continue;
|
|
if (s == &line[len]) {
|
|
warnx("missing argument to .Sh in `%s'", pathname);
|
|
return;
|
|
}
|
|
for (i = 0; names[i]; i++)
|
|
if (strncasecmp(s, names[i], strlen(names[i])) == 0)
|
|
break;
|
|
if (names[i] == NULL) {
|
|
warnx("first .SH section is not \"NAME\" in `%s'", pathname);
|
|
return;
|
|
}
|
|
|
|
if (tocrc)
|
|
doname(name);
|
|
|
|
for (i = 0;; i++) {
|
|
if ((line = fgetln(stdin, &len)) == NULL)
|
|
break;
|
|
|
|
if (line[0] == '.') {
|
|
if (line[1] == '\\' && line[2] == '"')
|
|
continue; /* [nt]roff comment */
|
|
if (line[1] == 'S' && line[2] == 'h')
|
|
break;
|
|
}
|
|
|
|
if (line[len - 1] == '\n') {
|
|
line[len - 1] = '\0';
|
|
len--;
|
|
}
|
|
|
|
if ((ext = strrchr(name, '.')) != NULL) {
|
|
ext++;
|
|
extlen = strlen(ext);
|
|
}
|
|
else
|
|
extlen = 0;
|
|
|
|
if (maxlen + extlen < curlen + len + SLOP) {
|
|
maxlen = 2 * (curlen + len) + SLOP + extlen;
|
|
if ((linebuf = realloc(linebuf, maxlen)) == NULL)
|
|
err(1, NULL);
|
|
}
|
|
|
|
if (i != 0)
|
|
linebuf[curlen++] = ' ';
|
|
|
|
remcomma(line, &len);
|
|
|
|
if (line[0] != '.') {
|
|
(void)memcpy(&linebuf[curlen], line, len);
|
|
curlen += len;
|
|
}
|
|
else {
|
|
remquote(line, &len);
|
|
fixxref(line, &len);
|
|
|
|
/*
|
|
* Put section and dash between names and description.
|
|
*/
|
|
if (line[1] == 'N' && line[2] == 'd') {
|
|
if(!tocrc && !intro) {
|
|
if (extlen) {
|
|
linebuf[curlen++] = '(';
|
|
while (*ext)
|
|
linebuf[curlen++] = *ext++;
|
|
linebuf[curlen++] = ')';
|
|
linebuf[curlen++] = ' ';
|
|
}
|
|
}
|
|
linebuf[curlen++] = '-';
|
|
linebuf[curlen++] = ' ';
|
|
}
|
|
/*
|
|
* Skip over macro names.
|
|
*/
|
|
if (len <= 4)
|
|
continue;
|
|
(void)memcpy(&linebuf[curlen], &line[4], len - 4);
|
|
curlen += len - 4;
|
|
}
|
|
}
|
|
linebuf[curlen] = '\0';
|
|
if (intro)
|
|
split(linebuf, name);
|
|
else
|
|
printf("%s\n", linebuf);
|
|
}
|
|
|
|
/*
|
|
* convert " ," -> " "
|
|
*/
|
|
static void
|
|
remcomma(line, len)
|
|
char *line;
|
|
size_t *len;
|
|
{
|
|
char *pline = line, *loc;
|
|
size_t plen = *len;
|
|
|
|
while ((loc = memchr(pline, ' ', plen)) != NULL) {
|
|
plen -= loc - pline + 1;
|
|
pline = loc;
|
|
if (loc[1] == ',') {
|
|
(void)memcpy(loc, &loc[1], plen);
|
|
(*len)--;
|
|
}
|
|
else
|
|
pline++;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Get rid of quotes in macros.
|
|
*/
|
|
static
|
|
void remquote(line, len)
|
|
char *line;
|
|
size_t *len;
|
|
{
|
|
char *loc;
|
|
char *pline = &line[4];
|
|
size_t plen = *len - 4;
|
|
|
|
if (*len < 4)
|
|
return;
|
|
|
|
while ((loc = memchr(pline, '"', plen)) != NULL) {
|
|
plen -= loc - pline + 1;
|
|
pline = loc;
|
|
(void)memcpy(loc, &loc[1], plen);
|
|
(*len)--;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Handle cross references
|
|
*/
|
|
static void
|
|
fixxref(line, len)
|
|
char *line;
|
|
size_t *len;
|
|
{
|
|
char *loc;
|
|
char *pline = &line[4];
|
|
size_t plen = *len - 4;
|
|
|
|
if (*len < 4)
|
|
return;
|
|
|
|
if (line[1] == 'X' && line[2] == 'r') {
|
|
if ((loc = memchr(pline, ' ', plen)) != NULL) {
|
|
*loc++ = '(';
|
|
loc++;
|
|
*loc++ = ')';
|
|
*len = loc - line;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
doname(name)
|
|
char *name;
|
|
{
|
|
char *dp = name, *ep;
|
|
|
|
again:
|
|
while (*dp && *dp != '.')
|
|
putchar(*dp++);
|
|
if (*dp)
|
|
for (ep = dp+1; *ep; ep++)
|
|
if (*ep == '.') {
|
|
putchar(*dp++);
|
|
goto again;
|
|
}
|
|
putchar('(');
|
|
if (*dp)
|
|
dp++;
|
|
while (*dp)
|
|
putchar (*dp++);
|
|
putchar(')');
|
|
putchar(' ');
|
|
}
|
|
|
|
static void
|
|
split(line, name)
|
|
char *line, *name;
|
|
{
|
|
char *cp, *dp;
|
|
char *sp, *sep;
|
|
|
|
cp = strchr(line, '-');
|
|
if (cp == 0)
|
|
return;
|
|
sp = cp + 1;
|
|
for (--cp; *cp == ' ' || *cp == '\t' || *cp == '\\'; cp--)
|
|
;
|
|
*++cp = '\0';
|
|
while (*sp && (*sp == ' ' || *sp == '\t'))
|
|
sp++;
|
|
for (sep = "", dp = line; dp && *dp; dp = cp, sep = "\n") {
|
|
cp = strchr(dp, ',');
|
|
if (cp) {
|
|
char *tp;
|
|
|
|
for (tp = cp - 1; *tp == ' ' || *tp == '\t'; tp--)
|
|
;
|
|
*++tp = '\0';
|
|
for (++cp; *cp == ' ' || *cp == '\t'; cp++)
|
|
;
|
|
}
|
|
printf("%s%s\t", sep, dp);
|
|
dorefname(name);
|
|
printf("\t- %s", sp);
|
|
}
|
|
putchar('\n');
|
|
}
|
|
|
|
static void
|
|
dorefname(name)
|
|
char *name;
|
|
{
|
|
char *dp = name, *ep;
|
|
|
|
again:
|
|
while (*dp && *dp != '.')
|
|
putchar(*dp++);
|
|
if (*dp)
|
|
for (ep = dp+1; *ep; ep++)
|
|
if (*ep == '.') {
|
|
putchar(*dp++);
|
|
goto again;
|
|
}
|
|
putchar('.');
|
|
if (*dp)
|
|
dp++;
|
|
while (*dp)
|
|
putchar (*dp++);
|
|
}
|
|
|
|
static void
|
|
usage()
|
|
{
|
|
|
|
(void)fprintf(stderr, "Usage: %s [-itw] file ...\n", getprogname());
|
|
exit(1);
|
|
}
|