mirror of
https://github.com/GnoConsortium/gno.git
synced 2024-11-18 19:09:31 +00:00
145 lines
3.4 KiB
C
145 lines
3.4 KiB
C
/*
|
|
* Copyright 1995-1998 by Devin Reade <gdr@trenco.gno.org>. For distribution
|
|
* information see the README file that is part of the manpack archive,
|
|
* or contact the author, above.
|
|
*
|
|
* $Id: man.c,v 1.2 1998/03/29 07:16:07 gdr-ftp Exp $
|
|
*/
|
|
|
|
#ifdef __ORCAC__
|
|
segment "man_______";
|
|
#endif
|
|
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include <stdlib.h>
|
|
#include <ctype.h>
|
|
#include <assert.h>
|
|
#include <sgtty.h>
|
|
#include <unistd.h>
|
|
#include <err.h>
|
|
#include <gno/gno.h>
|
|
#include "man.h"
|
|
|
|
char *macroPackage = "an"; /* default /usr/lib/tmac/tmac.an */
|
|
char *versionStr = VERSION_STR;
|
|
char *pager;
|
|
char *troff;
|
|
char *tcat;
|
|
|
|
static char *nothing = "nothing appropriate";
|
|
|
|
short f_flag, k_flag, M_flag, n_flag, t_flag, T_flag, V_flag;
|
|
short hyphen_flag, err_flag;
|
|
|
|
static void usage(char *progname) {
|
|
if (err_flag || V_flag) fprintf(stderr,"%s %s\n",progname,versionStr);
|
|
if (err_flag) {
|
|
fprintf(stderr,"Usage:\n\
|
|
\t%s [-] [-nt] [-M path] [-T macro-package] [section] title ...\n\
|
|
\t%s [-n] [-M path] -f filename ...\n\
|
|
\t%s [-n] [-M path] -k keyword ...\n\n",progname,progname,progname);
|
|
exit(1);
|
|
}
|
|
return;
|
|
}
|
|
|
|
int main (int argc, char **argv) {
|
|
int i, result;
|
|
char *p;
|
|
|
|
extern int optind;
|
|
extern char *optarg;
|
|
|
|
/* make sure GNO is running */
|
|
if (needsgno()==0) {
|
|
err(1, "Requires GNO");
|
|
}
|
|
|
|
__REPORT_STACK();
|
|
|
|
/*
|
|
* initialization
|
|
*/
|
|
|
|
f_flag = k_flag = M_flag = t_flag = T_flag = V_flag = 0;
|
|
n_flag = hyphen_flag = err_flag = 0;
|
|
|
|
/*
|
|
* parse the command line
|
|
*/
|
|
|
|
while((i = getopt(argc,argv,"fkM:ntT:V-")) != EOF) {
|
|
switch(i) {
|
|
case 'f':
|
|
f_flag++;
|
|
if (k_flag || t_flag || T_flag || hyphen_flag) err_flag++;
|
|
break;
|
|
case 'k':
|
|
k_flag++;
|
|
if (f_flag || t_flag || T_flag || hyphen_flag) err_flag++;
|
|
break;
|
|
case 'M':
|
|
M_flag++;
|
|
manpath = LC_xstrdup(optarg);
|
|
break;
|
|
case 'n':
|
|
n_flag++;
|
|
break;
|
|
case 't':
|
|
t_flag++;
|
|
if (k_flag || f_flag) err_flag++;
|
|
break;
|
|
case 'T':
|
|
T_flag++;
|
|
macroPackage = optarg;
|
|
if (k_flag || f_flag) err_flag++;
|
|
break;
|
|
case 'V':
|
|
V_flag++;
|
|
break;
|
|
default:
|
|
err_flag++;
|
|
}
|
|
}
|
|
/* take care of the '-' option, since getopt isn't smart enough */
|
|
for (i=optind; i<argc; i++) {
|
|
if (strcmp(argv[i],"-") == 0) {
|
|
hyphen_flag++;
|
|
if (k_flag || f_flag) err_flag++;
|
|
--argc;
|
|
for( ; i<argc; i++) {
|
|
argv[i] = argv[i+1];
|
|
}
|
|
}
|
|
}
|
|
|
|
if ((argc == optind) || (!k_flag && !f_flag && (argc-optind > 3))) {
|
|
err_flag++;
|
|
}
|
|
|
|
usage(argv[0]);
|
|
|
|
/* if not already done, set the manpath */
|
|
if (!M_flag) manpath = getManpath();
|
|
|
|
i = 0;
|
|
if (k_flag || f_flag) {
|
|
result = apropos(argc-optind, &argv[optind],
|
|
((k_flag) ? MAN_K_MODE : MAN_F_MODE));
|
|
if (!n_flag) {
|
|
i = apropos(argc-optind, &argv[optind],
|
|
((k_flag) ? ORCA_K_MODE : ORCA_F_MODE));
|
|
}
|
|
if (result<=0 && i<=0) {
|
|
fprintf(stderr,"%s: %s\n",basename(argv[0]),nothing);
|
|
}
|
|
} else {
|
|
if (!isatty(STDOUT_FILENO)) hyphen_flag++;
|
|
result = man(argc-optind, &argv[optind]);
|
|
}
|
|
free(manpath);
|
|
result = ((result == 0) && (i == 0)) ? 0 : 1;
|
|
return result;
|
|
}
|