shell setup: clear_local_git_env() function
Introduce an auxiliary function to clear all repo-local environment variables. This should be invoked by any shell script that switches repository during execution, to ensure that the environment is clean and that things such as the git dir and worktree are set up correctly. Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Giuseppe Bilotta committed
Feb 25, 2010 at 00:34 UTC
7d750f0ea511dcc26c3c9de996a9b75444366ecc
1 file changed
+7
git-sh-setup.sh
+7
@@ -159,6 +159,13 @@ get_author_ident_from_commit () {
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LANG=C LC_ALL=C sed -ne "$pick_author_script"
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}
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+# Clear repo-local GIT_* environment variables. Useful when switching to
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+# another repository (e.g. when entering a submodule). See also the env
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+# list in git_connect()
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+clear_local_git_env() {
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+ unset $(git rev-parse --local-env-vars)
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+}
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+
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# Make sure we are in a valid repository of a vintage we understand,
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# if we require to be in a git repository.
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if test -z "$NONGIT_OK"