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alsa-info.sh: uname - reduce execs by four, and eliminate a logic bug

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Per `info uname`, `uname` always prints its data in the same order.
Also, "note that A && B || C is not if-then-else. C may run when A is true."
https://www.shellcheck.net/wiki/SC2015

set -x; read -r KERNEL_VERSION < <(uname -v); smp=x; \
  [[ "$KERNEL_VERSION" = *SMP* ]] && \
  { smp=y; readonly smp; false;} || smp=n; set -

  ... https://github.com/koalaman/shellcheck

Fixes: https://github.com/alsa-project/alsa-utils/pull/207
From: wileyhy @ github
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
This commit is contained in:
wileyhy 2023-04-28 19:57:20 -07:00 committed by Jaroslav Kysela
parent 4588b2f8ae
commit 37e396cab4
1 changed files with 3 additions and 5 deletions
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8
alsa-info/alsa-info.sh
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@ -415,11 +415,9 @@ fi
# Fetch the info and store in temp files/variables
TSTAMP=$(LANG=C TZ=UTC date)
DISTRO=$(grep -ihs "buntu\|SUSE\|Fedora\|PCLinuxOS\|MEPIS\|Mandriva\|Debian\|Damn\|Sabayon\|Slackware\|KNOPPIX\|Gentoo\|Zenwalk\|Mint\|Kubuntu\|FreeBSD\|Puppy\|Freespire\|Vector\|Dreamlinux\|CentOS\|Arch\|Xandros\|Elive\|SLAX\|Red\|BSD\|KANOTIX\|Nexenta\|Foresight\|GeeXboX\|Frugalware\|64\|SystemRescue\|Novell\|Solaris\|BackTrack\|KateOS\|Pardus\|ALT" /etc/{issue,*release,*version})
KERNEL_VERSION=$(uname -r)
KERNEL_PROCESSOR=$(uname -p)
KERNEL_MACHINE=$(uname -m)
KERNEL_OS=$(uname -o)
[[ $(uname -v | grep SMP) ]] && KERNEL_SMP="Yes" || KERNEL_SMP="No"
read -r KERNEL_RELEASE KERNEL_MACHINE KERNEL_PROCESSOR KERNEL_OS < <(uname -rpmo)
read -r KERNEL_VERSION < <(uname -v)
if [[ "$KERNEL_VERSION" = *SMP* ]]; then KERNEL_SMP=Yes; else KERNEL_SMP=No; fi
ALSA_DRIVER_VERSION=$(cat /proc/asound/version | head -n1 | awk '{ print $7 }' | sed 's/\.$//')
get_alsa_library_version
ALSA_UTILS_VERSION=$(amixer -v | awk '{ print $3 }')