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https://gitlab.com/apparmor/apparmor.git
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c63598a4aa
Cleanup unused var warning aa_enabled.c: In function ‘exit_with_error’: aa_enabled.c:34:6: warning: unused variable ‘err’ [-Wunused-variable] int err; MR: https://gitlab.com/apparmor/apparmor/-/merge_requests/561 Signed-off-by: John Johansen <john.johansen@canonical.com> Acked-by: Steve Beattie <sbeattie@ubuntu.com>
100 lines
2.3 KiB
C
100 lines
2.3 KiB
C
/*
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* Copyright (C) 2015 Canonical Ltd.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of version 2 of the GNU General Public
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* License published by the Free Software Foundation.
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*/
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#include <errno.h>
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#include <locale.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <libintl.h>
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#define _(s) gettext(s)
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#include <sys/apparmor.h>
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void print_help(const char *command)
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{
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printf(_("%s: [options]\n"
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" options:\n"
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" -x | --exclusive Shared interfaces must be availabe\n"
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" -q | --quiet Don't print out any messages\n"
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" -h | --help Print help\n"),
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command);
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exit(1);
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}
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/* Exit statuses and meanings are documented in the aa-enabled.pod file */
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static void exit_with_error(int saved_errno, int quiet)
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{
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switch(saved_errno) {
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case ENOSYS:
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if (!quiet)
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printf(_("No - not available on this system.\n"));
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exit(1);
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case ECANCELED:
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if (!quiet)
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printf(_("No - disabled at boot.\n"));
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exit(1);
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case ENOENT:
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if (!quiet)
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printf(_("Maybe - policy interface not available.\n"));
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exit(3);
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case EPERM:
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case EACCES:
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if (!quiet)
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printf(_("Maybe - insufficient permissions to determine availability.\n"));
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exit(4);
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case EBUSY:
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if (!quiet)
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printf(_("Partially - public shared interfaces are not available.\n"));
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exit(10);
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}
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if (!quiet)
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printf(_("Error - %s\n"), strerror(saved_errno));
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exit(64);
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}
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int main(int argc, char **argv)
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{
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int i, enabled;
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int quiet = 0;
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int require_shared = 0;
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setlocale(LC_MESSAGES, "");
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bindtextdomain(PACKAGE, LOCALEDIR);
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textdomain(PACKAGE);
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if (argc > 3) {
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printf(_("unknown or incompatible options\n"));
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print_help(argv[0]);
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}
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for (i = 1; i < argc; i++) {
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if (strcmp(argv[i], "--quiet") == 0 ||
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strcmp(argv[i], "-q") == 0) {
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quiet = 1;
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} else if (strcmp(argv[i], "--exclusive") == 0 ||
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strcmp(argv[i], "-x") == 0) {
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require_shared = 1;
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} else if (strcmp(argv[i], "--help") == 0 ||
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strcmp(argv[i], "-h") == 0) {
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print_help(argv[0]);
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} else {
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printf(_("unknown option '%s'\n"), argv[1]);
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print_help(argv[0]);
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}
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}
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enabled = aa_is_enabled();
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if (!enabled) {
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if (require_shared || errno != EBUSY)
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exit_with_error(errno, quiet);
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}
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if (!quiet)
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printf(_("Yes\n"));
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exit(0);
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}
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