ce61089059
Add license header to all files. The summary of licensing is below, taken from Craig Small's email which is referred in commit message tail. sysctl and pgrep are GPL 2+ The rest is LGPL 2.1+ Reference: http://www.freelists.org/post/procps/Incorrect-FSF-address-in-the-license-files,8 Bug-Redhat: https://bugzilla.redhat.com/show_bug.cgi?id=797962 CC: Craig Small <csmall@enc.com.au> CC: Jaromir Capik <jcapik@redhat.com> Signed-off-by: Sami Kerola <kerolasa@iki.fi>
83 lines
2.7 KiB
C
83 lines
2.7 KiB
C
/*
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* Suite version information for procps-ng utilities
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* Copyright (c) 1995 Martin Schulze <joey@infodrom.north.de>
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* Ammended by cblake to only export the function symbol.
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*
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* Modified by Albert Cahalan, ????-2003
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include "version.h"
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const char procps_version[] = PACKAGE_NAME " version " PACKAGE_VERSION;
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void display_version(void) {
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fprintf(stdout, "%s\n", procps_version);
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}
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/* Linux kernel version information for procps-ng utilities
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* Copyright (c) 1996 Charles Blake <cblake@bbn.com>
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*/
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#include <sys/utsname.h>
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#define LINUX_VERSION(x,y,z) (0x10000*(x) + 0x100*(y) + z)
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int linux_version_code;
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void init_Linux_version(void) {
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int x = 0, y = 0, z = 0; /* cleared in case sscanf() < 3 */
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int version_string_depth;
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#ifdef __linux__
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static struct utsname uts;
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if (uname(&uts) == -1) /* failure implies impending death */
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exit(1);
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version_string_depth = sscanf(uts.release, "%d.%d.%d", &x, &y, &z);
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#else
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FILE *fp;
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char buf[256];
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if ( (fp=fopen("/proc/version","r")) == NULL) {
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fprintf(stderr, "Cannot find /proc/version - is /proc mounted?\n");
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exit(1);
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}
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if (fgets(buf, 256, fp) == NULL) {
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fprintf(stderr, "Cannot read kernel version from /proc/version\n");
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fclose(fp);
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exit(1);
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}
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fclose(fp);
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version_string_depth = sscanf(buf, "Linux version %d.%d.%d", &x, &y, &z);
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#endif /* __linux__ */
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if ((version_string_depth < 2) || /* Non-standard for all known kernels */
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((version_string_depth < 3) && (x < 3))) /* Non-standard for 2.x.x kernels */
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#ifdef __linux__
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fprintf(stderr, /* *very* unlikely to happen by accident */
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"Non-standard uts for running kernel:\n"
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"release %s=%d.%d.%d gives version code %d\n",
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uts.release, x, y, z, LINUX_VERSION(x,y,z));
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#else
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"%s=%d.%d.%d gives version code %d\n",
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buf, x, y, z, LINUX_VERSION(x,y,z));
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#endif /* __linux__ */
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linux_version_code = LINUX_VERSION(x, y, z);
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}
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