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 || $NF ~ libcpp)
42			if (!seen[ver = version("readlink " $NF)]++)
43				printversion("Linux C" ($NF ~ libcpp? "++" : "") " Library", ver)
44
45	printversion("Dynamic linker (ldd)", version("ldd --version"))
46	printversion("Procps", version("ps --version"))
47	printversion("Net-tools", version("ifconfig --version"))
48	printversion("Kbd", version("loadkeys -V"))
49	printversion("Console-tools", version("loadkeys -V"))
50	printversion("Sh-utils", version("expr --v"))
51	printversion("Udev", version("udevadm --version"))
52	printversion("Wireless-tools", version("iwconfig --version"))
53
54	while ("sort /proc/modules" | getline > 0) {
55		mods = mods sep $1
56		sep = " "
57	}
58	printversion("Modules Loaded", mods)
59}
60
61function version(cmd,    ver) {
62	cmd = cmd " 2>&1"
63	while (cmd | getline > 0) {
64		if (match($0, vernum)) {
65			ver = substr($0, RSTART, RLENGTH)
66			break
67		}
68	}
69	close(cmd)
70	return ver
71}
72
73function printversion(name, value,  ofmt) {
74	if (value != "") {
75		ofmt = "%-20s\t%s\n"
76		printf(ofmt, name, value)
77	}
78}
79