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Subject[PATCH 1/2] ver_linux: Move stderr redirection from function parameter to function body
Date
Remove stderr redirection to stdout from all the parameters to the
version() function, and put it with the body of the version() function
instead.
This improves code readability.

Signed-off-by: Alexander Kapshuk <alexander.kapshuk@gmail.com>
---
scripts/ver_linux | 53 ++++++++++++++++++++++++-----------------------
1 file changed, 27 insertions(+), 26 deletions(-)

diff --git a/scripts/ver_linux b/scripts/ver_linux
index 545ec7388eb7..0b301bd1637d 100755
--- a/scripts/ver_linux
+++ b/scripts/ver_linux
@@ -13,23 +13,23 @@ BEGIN {
system("uname -a")
printf("\n")

- printversion("GNU C", version("gcc -dumpversion 2>&1"))
- printversion("GNU Make", version("make --version 2>&1"))
- printversion("Binutils", version("ld -v 2>&1"))
- printversion("Util-linux", version("mount --version 2>&1"))
- printversion("Mount", version("mount --version 2>&1"))
- printversion("Module-init-tools", version("depmod -V 2>&1"))
- printversion("E2fsprogs", version("tune2fs 2>&1"))
- printversion("Jfsutils", version("fsck.jfs -V 2>&1"))
- printversion("Reiserfsprogs", version("reiserfsck -V 2>&1"))
- printversion("Reiser4fsprogs", version("fsck.reiser4 -V 2>&1"))
- printversion("Xfsprogs", version("xfs_db -V 2>&1"))
- printversion("Pcmciautils", version("pccardctl -V 2>&1"))
- printversion("Pcmcia-cs", version("cardmgr -V 2>&1"))
- printversion("Quota-tools", version("quota -V 2>&1"))
- printversion("PPP", version("pppd --version 2>&1"))
- printversion("Isdn4k-utils", version("isdnctrl 2>&1"))
- printversion("Nfs-utils", version("showmount --version 2>&1"))
+ printversion("GNU C", version("gcc -dumpversion"))
+ printversion("GNU Make", version("make --version"))
+ printversion("Binutils", version("ld -v"))
+ printversion("Util-linux", version("mount --version"))
+ printversion("Mount", version("mount --version"))
+ printversion("Module-init-tools", version("depmod -V"))
+ printversion("E2fsprogs", version("tune2fs"))
+ printversion("Jfsutils", version("fsck.jfs -V"))
+ printversion("Reiserfsprogs", version("reiserfsck -V"))
+ printversion("Reiser4fsprogs", version("fsck.reiser4 -V"))
+ printversion("Xfsprogs", version("xfs_db -V"))
+ printversion("Pcmciautils", version("pccardctl -V"))
+ printversion("Pcmcia-cs", version("cardmgr -V"))
+ printversion("Quota-tools", version("quota -V"))
+ printversion("PPP", version("pppd --version"))
+ printversion("Isdn4k-utils", version("isdnctrl"))
+ printversion("Nfs-utils", version("showmount --version"))

if (system("test -r /proc/self/maps") == 0) {
while (getline <"/proc/self/maps" > 0) {
@@ -42,7 +42,7 @@ BEGIN {
}
}

- printversion("Dynamic linker (ldd)", version("ldd --version 2>&1"))
+ printversion("Dynamic linker (ldd)", version("ldd --version"))

while ("ldconfig -p 2>/dev/null" | getline > 0) {
if (/(libg|stdc)[+]+\.so/) {
@@ -53,14 +53,14 @@ BEGIN {
if (system("test -r " libcpp) == 0)
printversion("Linux C++ Library", version("readlink " libcpp))

- printversion("Procps", version("ps --version 2>&1"))
- printversion("Net-tools", version("ifconfig --version 2>&1"))
- printversion("Kbd", version("loadkeys -V 2>&1"))
- printversion("Console-tools", version("loadkeys -V 2>&1"))
- printversion("Oprofile", version("oprofiled --version 2>&1"))
- printversion("Sh-utils", version("expr --v 2>&1"))
- printversion("Udev", version("udevadm --version 2>&1"))
- printversion("Wireless-tools", version("iwconfig --version 2>&1"))
+ printversion("Procps", version("ps --version"))
+ printversion("Net-tools", version("ifconfig --version"))
+ printversion("Kbd", version("loadkeys -V"))
+ printversion("Console-tools", version("loadkeys -V"))
+ printversion("Oprofile", version("oprofiled --version"))
+ printversion("Sh-utils", version("expr --v"))
+ printversion("Udev", version("udevadm --version"))
+ printversion("Wireless-tools", version("iwconfig --version"))

if (system("test -r /proc/modules") == 0) {
while ("sort /proc/modules" | getline > 0) {
@@ -72,6 +72,7 @@ BEGIN {
}

function version(cmd, ver) {
+ cmd = cmd " 2>&1"
while (cmd | getline > 0) {
if (!/ver_linux/ && match($0, /[0-9]+([.]?[0-9]+)+/)) {
ver = substr($0, RSTART, RLENGTH)
--
2.17.0
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