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https://github.com/IgnorantGuru/spacefm/pull/813
From 30fc0024a8f023277537db1e168294c21ca3b9b0 Mon Sep 17 00:00:00 2001
From: orbea <orbea@riseup.net>
Date: Sun, 7 May 2023 07:31:56 -0700
Subject: [PATCH] configure.ac: fix bad substitutions with dash
Uses POSIX compatible substitutions that is not specific to bash.
Gentoo-Issue: https://bugs.gentoo.org/891181
---
configure.ac | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/configure.ac b/configure.ac
index 035da60e2..ec080e03f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -40,11 +40,11 @@ bash_path="$withval"
# bash v4. SpaceFM runs bash as root and you WILL open root exploits if you
# disable this check, or run bash based on $PATH.
if test ! -z "$bash_path"; then
- if test ! "${bash_path:0:1}" = "/"; then
+ if test "${bash_path%"${bash_path#?}"}" != "/"; then
AC_MSG_ERROR([Fatal Error: Option --with-bash-path requires absolute path.])
fi
echo "Modifying spacefm-auth to use bash path..."
- bash_esc="${bash_path//\//\\/}"
+ bash_esc="$(printf %s "$bash_path" | sed "s|/|\\\/|g")"
sed "s/\(\/bin\/bash\)/$bash_esc/" src/spacefm-auth.bash > src/spacefm-auth
else
cp -pf src/spacefm-auth.bash src/spacefm-auth
@@ -308,12 +308,12 @@ data/Makefile
])
resolve_datadir="$(eval echo "$datadir")"
-while [[ "${resolve_datadir:0:1}" == "$" ]]; do
+while test "${resolve_datadir%"${resolve_datadir#?}"}" = "\$"; do
resolve_datadir="$(eval echo "$resolve_datadir")"
done
resolve_htmldir="$(eval echo "$htmldir")"
-while [[ "${resolve_htmldir:0:1}" == "$" ]]; do
+while test "${resolve_htmldir%"${resolve_htmldir#?}"}" = "\$"; do
resolve_htmldir="$(eval echo "$resolve_htmldir")"
done
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