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authorLorenz Kästle <12514511+RincewindsHat@users.noreply.github.com>2024-10-31 13:58:50 (GMT)
committerGitHub <noreply@github.com>2024-10-31 13:58:50 (GMT)
commit87eb2bef1ee2a6a42793437b2f5d63f41b1e1806 (patch)
tree9513fdfe66af00b7332fd1578f50af8403e64371 /lib/maxfd.c
parentb1d260a821b7d4916d6bf1a026fbc9b4f2b268ae (diff)
parent7d90b8200f709d125df19fa6aedf633c64b88ad4 (diff)
downloadmonitoring-plugins-87eb2bef1ee2a6a42793437b2f5d63f41b1e1806.tar.gz
Merge pull request #2034 from RincewindsHat/cleanup/lib
Cleanup/lib
Diffstat (limited to 'lib/maxfd.c')
-rw-r--r--lib/maxfd.c32
1 files changed, 26 insertions, 6 deletions
diff --git a/lib/maxfd.c b/lib/maxfd.c
index 529b356..ca5b6e5 100644
--- a/lib/maxfd.c
+++ b/lib/maxfd.c
@@ -1,7 +1,27 @@
1/*****************************************************************************
2 *
3 * License: GPL
4 * Copyright (c) 2024 Monitoring Plugins Development Team
5 *
6 * This program is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
18 *
19 *****************************************************************************/
20
1#include "./maxfd.h" 21#include "./maxfd.h"
2#include <errno.h> 22#include <errno.h>
3 23
4long mp_open_max (void) { 24long mp_open_max(void) {
5 long maxfd = 0L; 25 long maxfd = 0L;
6 /* Try sysconf(_SC_OPEN_MAX) first, as it can be higher than OPEN_MAX. 26 /* Try sysconf(_SC_OPEN_MAX) first, as it can be higher than OPEN_MAX.
7 * If that fails and the macro isn't defined, we fall back to an educated 27 * If that fails and the macro isn't defined, we fall back to an educated
@@ -10,17 +30,17 @@ long mp_open_max (void) {
10 30
11#ifdef _SC_OPEN_MAX 31#ifdef _SC_OPEN_MAX
12 errno = 0; 32 errno = 0;
13 if ((maxfd = sysconf (_SC_OPEN_MAX)) < 0) { 33 if ((maxfd = sysconf(_SC_OPEN_MAX)) < 0) {
14 if (errno == 0) 34 if (errno == 0)
15 maxfd = DEFAULT_MAXFD; /* it's indeterminate */ 35 maxfd = DEFAULT_MAXFD; /* it's indeterminate */
16 else 36 else
17 die (STATE_UNKNOWN, _("sysconf error for _SC_OPEN_MAX\n")); 37 die(STATE_UNKNOWN, _("sysconf error for _SC_OPEN_MAX\n"));
18 } 38 }
19#elif defined(OPEN_MAX) 39#elif defined(OPEN_MAX)
20 return OPEN_MAX 40 return OPEN_MAX
21#else /* sysconf macro unavailable, so guess (may be wildly inaccurate) */ 41#else /* sysconf macro unavailable, so guess (may be wildly inaccurate) */
22 return DEFAULT_MAXFD; 42 return DEFAULT_MAXFD;
23#endif 43#endif
24 44
25 return(maxfd); 45 return (maxfd);
26} 46}