1#!/usr/bin/awk -f
2# SPDX-License-Identifier: GPL-2.0
3# Before running this script please ensure that your PATH is
4# typical as you use for compilation/installation. I use
5# /bin /sbin /usr/bin /usr/sbin /usr/local/bin, but it may
6# differ on your system.
7
8BEGIN {
9	usage = "If some fields are empty or look unusual you may have an old version.\n"
10	usage = usage "Compare to the current minimal requirements in Documentation/Changes.\n"
11	print usage
12
13	system("uname -a")
14	printf("\n")
15
16	vernum = "[0-9]+([.]?[0-9]+)+"
17
18	printversion("GNU C", version("gcc -dumpversion"))
19	printversion("GNU Make", version("make --version"))
20	printversion("Binutils", version("ld -v"))
21	printversion("Util-linux", version("mount --version"))
22	printversion("Mount", version("mount --version"))
23	printversion("Module-init-tools", version("depmod -V"))
24	printversion("E2fsprogs", version("tune2fs"))
25	printversion("Jfsutils", version("fsck.jfs -V"))
26	printversion("Reiserfsprogs", version("reiserfsck -V"))
27	printversion("Reiser4fsprogs", version("fsck.reiser4 -V"))
28	printversion("Xfsprogs", version("xfs_db -V"))
29	printversion("Pcmciautils", version("pccardctl -V"))
30	printversion("Pcmcia-cs", version("cardmgr -V"))
31	printversion("Quota-tools", version("quota -V"))
32	printversion("PPP", version("pppd --version"))
33	printversion("Isdn4k-utils", version("isdnctrl"))
34	printversion("Nfs-utils", version("showmount --version"))
35
36	while (getline <"/proc/self/maps" > 0) {
37		if (/libc.*\.so$/) {
38			n = split($0, procmaps, "/")
39			if (match(procmaps[n], vernum)) {
40				ver = substr(procmaps[n], RSTART, RLENGTH)
41				printversion("Linux C Library", ver)
42				break
43			}
44		}
45	}
46
47	printversion("Dynamic linker (ldd)", version("ldd --version"))
48
49	while ("ldconfig -p 2>/dev/null" | getline > 0) {
50		if (/(libg|stdc)[+]+\.so/) {
51			libcpp = $NF
52			break
53		}
54	}
55	printversion("Linux C++ Library", version("readlink " libcpp))
56	printversion("Procps", version("ps --version"))
57	printversion("Net-tools", version("ifconfig --version"))
58	printversion("Kbd", version("loadkeys -V"))
59	printversion("Console-tools", version("loadkeys -V"))
60	printversion("Oprofile", version("oprofiled --version"))
61	printversion("Sh-utils", version("expr --v"))
62	printversion("Udev", version("udevadm --version"))
63	printversion("Wireless-tools", version("iwconfig --version"))
64
65	while ("sort /proc/modules" | getline > 0) {
66		mods = mods sep $1
67		sep = " "
68	}
69	printversion("Modules Loaded", mods)
70}
71
72function version(cmd,    ver) {
73	cmd = cmd " 2>&1"
74	while (cmd | getline > 0) {
75		if (match($0, vernum)) {
76			ver = substr($0, RSTART, RLENGTH)
77			break
78		}
79	}
80	close(cmd)
81	return ver
82}
83
84function printversion(name, value,  ofmt) {
85	if (value != "") {
86		ofmt = "%-20s\t%s\n"
87		printf(ofmt, name, value)
88	}
89}
90