Now that the we have a complete SHA-256 implementation in Git, let's
enable it so people can use it. Remove the ENABLE_SHA256 define
constant everywhere it's used. Add tests for initializing a repository
with SHA-256.
Signed-off-by: brian m. carlson <sandals@xxxxxxxxxxxxxxxxxxxx>
---
builtin/init-db.c | 5 -----
config.mak.dev | 2 --
repository.c | 4 ----
t/t0001-init.sh | 29 +++++++++++++++++++++++++++++
4 files changed, 29 insertions(+), 11 deletions(-)
diff --git a/builtin/init-db.c b/builtin/init-db.c
index cee64823cb..f70076d38e 100644
--- a/builtin/init-db.c
+++ b/builtin/init-db.c
@@ -183,11 +183,6 @@ void initialize_repository_version(int hash_algo)
char repo_version_string[10];
int repo_version = GIT_REPO_VERSION;
-#ifndef ENABLE_SHA256
- if (hash_algo != GIT_HASH_SHA1)
- die(_("The hash algorithm %s is not supported in this build."), hash_algos[hash_algo].name);
-#endif
-
if (hash_algo != GIT_HASH_SHA1)
repo_version = GIT_REPO_VERSION_READ;
diff --git a/config.mak.dev b/config.mak.dev
index cd4a82a9eb..89b218d11a 100644
--- a/config.mak.dev
+++ b/config.mak.dev
@@ -16,8 +16,6 @@ DEVELOPER_CFLAGS += -Wstrict-prototypes
DEVELOPER_CFLAGS += -Wunused
DEVELOPER_CFLAGS += -Wvla
-DEVELOPER_CFLAGS += -DENABLE_SHA256
-
ifndef COMPILER_FEATURES
COMPILER_FEATURES := $(shell ./detect-compiler $(CC))
endif
diff --git a/repository.c b/repository.c
index 6f7f6f002b..a4174ddb06 100644
--- a/repository.c
+++ b/repository.c
@@ -89,10 +89,6 @@ void repo_set_gitdir(struct repository *repo,
void repo_set_hash_algo(struct repository *repo, int hash_algo)
{
repo->hash_algo = &hash_algos[hash_algo];
-#ifndef ENABLE_SHA256
- if (hash_algo != GIT_HASH_SHA1)
- die(_("The hash algorithm %s is not supported in this build."), repo->hash_algo->name);
-#endif
}
/*
diff --git a/t/t0001-init.sh b/t/t0001-init.sh
index 6d2467995e..10ed9d9235 100755
--- a/t/t0001-init.sh
+++ b/t/t0001-init.sh
@@ -441,6 +441,35 @@ test_expect_success 're-init from a linked worktree' '
)
'
+test_expect_success 'init honors GIT_DEFAULT_HASH' '
+ GIT_DEFAULT_HASH=sha1 git init sha1 &&
+ git -C sha1 rev-parse --show-object-format >actual &&
+ echo sha1 >expected &&
+ test_cmp expected actual &&
+ GIT_DEFAULT_HASH=sha256 git init sha256 &&
+ git -C sha256 rev-parse --show-object-format >actual &&
+ echo sha256 >expected &&
+ test_cmp expected actual
+'
+
+test_expect_success 'init honors --object-format' '
+ git init --object-format=sha256 explicit &&
+ git -C explicit rev-parse --show-object-format >actual &&
+ echo sha256 >expected &&
+ test_cmp expected actual
+'
+
+test_expect_success 'extensions.objectFormat is not allowed with repo version 0' '
+ git init --object-format=sha256 explicit-v0 &&
+ git -C explicit-v0 config core.repositoryformatversion 0 &&
+ test_must_fail git -C explicit-v0 rev-parse --show-object-format
+'
+
+test_expect_success 'init rejects attempts to initialize with different hash' '
+ test_must_fail git -C sha1 init --object-format=sha256 &&
+ test_must_fail git -C sha256 init --object-format=sha1
+'
+
test_expect_success MINGW 'core.hidedotfiles = false' '
git config --global core.hidedotfiles false &&
rm -rf newdir &&
