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	libc = "libc[.]so[.][0-9]+$"
18	libcpp = "(libg|stdc)[+]+[.]so[.][0-9]+$"
19
20	printversion("GNU C", version("gcc -dumpversion"))
21	printversion("GNU Make", version("make --version"))
22	printversion("Binutils", version("ld -v"))
23	printversion("Util-linux", version("mount --version"))
24	printversion("Mount", version("mount --version"))
25	printversion("Module-init-tools", version("depmod -V"))
26	printversion("E2fsprogs", version("tune2fs"))
27	printversion("Jfsutils", version("fsck.jfs -V"))
28	printversion("Reiserfsprogs", version("reiserfsck -V"))
29	printversion("Reiser4fsprogs", version("fsck.reiser4 -V"))
30	printversion("Xfsprogs", version("xfs_db -V"))
31	printversion("Pcmciautils", version("pccardctl -V"))
32	printversion("Pcmcia-cs", version("cardmgr -V"))
33	printversion("Quota-tools", version("quota -V"))
34	printversion("PPP", version("pppd --version"))
35	printversion("Isdn4k-utils", version("isdnctrl"))
36	printversion("Nfs-utils", version("showmount --version"))
37	printversion("Bison", version("bison --version"))
38	printversion("Flex", version("flex --version"))
39
40	while ("ldconfig -p 2>/dev/null" | getline > 0) {
41		if ($NF ~ libc && !seen[ver = version("readlink " $NF)]++)
42			printversion("Linux C Library", ver)
43		else if ($NF ~ libcpp && !seen[ver = version("readlink " $NF)]++)
44			printversion("Linux C++ Library", ver)
45	}
46
47	printversion("Dynamic linker (ldd)", version("ldd --version"))
48	printversion("Procps", version("ps --version"))
49	printversion("Net-tools", version("ifconfig --version"))
50	printversion("Kbd", version("loadkeys -V"))
51	printversion("Console-tools", version("loadkeys -V"))
52	printversion("Oprofile", version("oprofiled --version"))
53	printversion("Sh-utils", version("expr --v"))
54	printversion("Udev", version("udevadm --version"))
55	printversion("Wireless-tools", version("iwconfig --version"))
56
57	while ("sort /proc/modules" | getline > 0) {
58		mods = mods sep $1
59		sep = " "
60	}
61	printversion("Modules Loaded", mods)
62}
63
64function version(cmd,    ver) {
65	cmd = cmd " 2>&1"
66	while (cmd | getline > 0) {
67		if (match($0, vernum)) {
68			ver = substr($0, RSTART, RLENGTH)
69			break
70		}
71	}
72	close(cmd)
73	return ver
74}
75
76function printversion(name, value,  ofmt) {
77	if (value != "") {
78		ofmt = "%-20s\t%s\n"
79		printf(ofmt, name, value)
80	}
81}
82