Respect a GIT_INDEX_VERSION environment variable, when a new index is
initialized. Setting the environment variable will not cause existing
index files to be converted to another format for additional safety.
Signed-off-by: Thomas Gummerer <t.gumme...@gmail.com>
---
read-cache.c | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/read-cache.c b/read-cache.c
index 1d9b615..f820d8a 100644
--- a/read-cache.c
+++ b/read-cache.c
@@ -1235,8 +1235,13 @@ static struct cache_entry *refresh_cache_entry(struct
cache_entry *ce, int reall
void initialize_index(struct index_state *istate, int version)
{
istate->initialized = 1;
- if (!version)
- version = INDEX_FORMAT_DEFAULT;
+ if (!version) {
+ char *envversion = getenv("GIT_INDEX_VERSION");
+ if (!envversion)
+ version = INDEX_FORMAT_DEFAULT;
+ else
+ version = atoi(envversion);
+ }
istate->version = version;
set_istate_ops(istate);
}
--
1.8.3.4.1231.g9fbf354.dirty
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