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@swarminglogic
Last active June 14, 2019 08:44
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git-root: finds git root directory without using git executable (POSIX compliant shell script)
#!/bin/sh
#$1: Path to child directory
git_root_recurse_parent() {
# Check if cwd is a git root directory
if [ -d .git/objects -a -d .git/refs -a -f .git/HEAD ] ; then
pwd
return 0
fi
# Check if recursion should end (typically if cwd is /)
if [ "${1}" = "$(pwd)" ] ; then
return 1
fi
# Check parent directory in the same way
local cwd=$(pwd)
cd ..
git_root_recurse_parent "${cwd}"
}
git_root_recurse_parent
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