2 * Copyright 1987, 1988 by MIT Student Information Processing Board
4 * Permission to use, copy, modify, and distribute this software and
5 * its documentation for any purpose is hereby granted, provided that
6 * the names of M.I.T. and the M.I.T. S.I.P.B. not be used in
7 * advertising or publicity pertaining to distribution of the software
8 * without specific, written prior permission. M.I.T. and the
9 * M.I.T. S.I.P.B. make no representations about the suitability of
10 * this software for any purpose. It is provided "as is" without
11 * express or implied warranty.
14 #include "ss_internal.h"
19 typedef void sigret_t;
21 void ss_list_requests(int argc __SS_ATTR((unused)),
22 const char * const *argv __SS_ATTR((unused)),
23 int sci_idx, void *infop __SS_ATTR((unused)))
25 ss_request_entry *entry;
26 char const * const *name;
28 ss_request_table **table;
32 sigset_t omask, igmask;
33 sigret_t (*func)(int);
39 sigaddset(&igmask, SIGINT);
40 sigprocmask(SIG_BLOCK, &igmask, &omask);
41 func = signal(SIGINT, SIG_IGN);
42 fd = ss_pager_create();
44 perror("ss_pager_create");
45 (void) signal(SIGINT, func);
48 output = fdopen(fd, "w");
49 sigprocmask(SIG_SETMASK, &omask, (sigset_t *) 0);
51 fprintf (output, "Available %s requests:\n\n",
52 ss_info (sci_idx) -> subsystem_name);
54 for (table = ss_info(sci_idx)->rqt_tables; *table; table++) {
55 entry = (*table)->requests;
56 for (; entry->command_names; entry++) {
58 if (entry->flags & SS_OPT_DONT_LIST)
60 for (name = entry->command_names; *name; name++) {
61 int len = strlen(*name);
72 for (i = 0; i < 25 - spacing; i++)
74 fputs(entry->info_string, output);
82 (void) signal(SIGINT, func);