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run-command: refactor subprocess env preparation

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submodule.c has functionality that prepares the environment for running
a subprocess in a new repo. The lazy-fetching code (used in partial
clones) will need this in a subsequent commit, so move it to a more
central location.

Signed-off-by: Jonathan Tan <jonathantanmy@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
Reviewed-by: Elijah Newren <newren@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Jonathan Tan
2021-06-17 10:13:25 -07:00
committed by Junio C Hamano
parent 69bb2e1804
commit d1fa94356d
3 changed files with 24 additions and 16 deletions
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12
run-command.c
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@ -1892,3 +1892,15 @@ int run_auto_maintenance(int quiet)
return run_command(&maint);
}
void prepare_other_repo_env(struct strvec *env_array, const char *new_git_dir)
{
const char * const *var;
for (var = local_repo_env; *var; var++) {
if (strcmp(*var, CONFIG_DATA_ENVIRONMENT) &&
strcmp(*var, CONFIG_COUNT_ENVIRONMENT))
strvec_push(env_array, *var);
}
strvec_pushf(env_array, "%s=%s", GIT_DIR_ENVIRONMENT, new_git_dir);
}