linux/scripts/ver_linux
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   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