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gotta-patch-em: Require Bash version 4+

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[why]
Native MacOS has only an ancient Bash 3.x
But we use arrays... and rewriting only to support 15 year old shells?

[how]
Check the Major Bash version number and bail out if too old.

Fixes: #1505

Signed-off-by: Fini Jastrow <ulf.fini.jastrow@desy.de>
This commit is contained in:
Fini Jastrow 2024-03-16 01:29:58 +01:00
parent 2474739437
commit e17bb46910
1 changed files with 7 additions and 0 deletions
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7
bin/scripts/gotta-patch-em-all-font-patcher!.sh
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@ -10,6 +10,13 @@
LINE_PREFIX="# [Nerd Fonts] "
test "${BASH_VERSION%%[^0-9]*}" -ge 4 || {
echo >&2 "$LINE_PREFIX A non-ancient version of Bash is needed (>= 4)"
echo >&2 "# Bash version 4 has been released in 2009, so it's about time to update"
echo >&2 "# (Most likely you are on MacOS; try Homebrew with \`brew install bash\`) ;-)"
exit 1
}
# Check for Fontforge
type fontforge >/dev/null 2>&1 || {
echo >&2 "$LINE_PREFIX FontForge must be installed before running this script."