diff options
| -rw-r--r-- | Documentation/git.txt | 22 | ||||
| -rw-r--r-- | environment.c | 3 | ||||
| -rw-r--r-- | environment.h | 1 | ||||
| -rw-r--r-- | git.c | 6 | ||||
| -rwxr-xr-x | t/t0410-partial-clone.sh | 15 |
5 files changed, 45 insertions, 2 deletions
diff --git a/Documentation/git.txt b/Documentation/git.txt index 0d25224c96..e6b766d5c3 100644 --- a/Documentation/git.txt +++ b/Documentation/git.txt @@ -174,8 +174,17 @@ If you just want to run git as if it was started in `<path>` then use directory. --no-replace-objects:: - Do not use replacement refs to replace Git objects. See - linkgit:git-replace[1] for more information. + Do not use replacement refs to replace Git objects. + This is equivalent to exporting the `GIT_NO_REPLACE_OBJECTS` + environment variable with any value. + See linkgit:git-replace[1] for more information. + +--no-lazy-fetch:: + Do not fetch missing objects from the promisor remote on + demand. Useful together with `git cat-file -e <object>` to + see if the object is locally available. + This is equivalent to setting the `GIT_NO_LAZY_FETCH` + environment variable to `1`. --literal-pathspecs:: Treat pathspecs literally (i.e. no globbing, no pathspec magic). @@ -872,6 +881,10 @@ for full details. header and packfile URIs. Set this Boolean environment variable to false to prevent this redaction. +`GIT_NO_REPLACE_OBJECTS`:: + Setting and exporting this environment variable tells Git to + ignore replacement refs and do not replace Git objects. + `GIT_LITERAL_PATHSPECS`:: Setting this Boolean environment variable to true will cause Git to treat all pathspecs literally, rather than as glob patterns. For example, @@ -893,6 +906,11 @@ for full details. Setting this Boolean environment variable to true will cause Git to treat all pathspecs as case-insensitive. +`GIT_NO_LAZY_FETCH`:: + Setting this Boolean environment variable to true tells Git + not to lazily fetch missing objects from the promisor remote + on demand. + `GIT_REFLOG_ACTION`:: When a ref is updated, reflog entries are created to keep track of the reason why the ref was updated (which is diff --git a/environment.c b/environment.c index 90632a39bc..60706ea398 100644 --- a/environment.c +++ b/environment.c @@ -207,6 +207,9 @@ void setup_git_env(const char *git_dir) shallow_file = getenv(GIT_SHALLOW_FILE_ENVIRONMENT); if (shallow_file) set_alternate_shallow_file(the_repository, shallow_file, 0); + + if (git_env_bool(NO_LAZY_FETCH_ENVIRONMENT, 0)) + fetch_if_missing = 0; } int is_bare_repository(void) diff --git a/environment.h b/environment.h index e5351c9dd9..5cec19cecc 100644 --- a/environment.h +++ b/environment.h @@ -36,6 +36,7 @@ const char *getenv_safe(struct strvec *argv, const char *name); #define CEILING_DIRECTORIES_ENVIRONMENT "GIT_CEILING_DIRECTORIES" #define NO_REPLACE_OBJECTS_ENVIRONMENT "GIT_NO_REPLACE_OBJECTS" #define GIT_REPLACE_REF_BASE_ENVIRONMENT "GIT_REPLACE_REF_BASE" +#define NO_LAZY_FETCH_ENVIRONMENT "GIT_NO_LAZY_FETCH" #define GITATTRIBUTES_FILE ".gitattributes" #define INFOATTRIBUTES_FILE "info/attributes" #define ATTRIBUTE_MACRO_PREFIX "[attr]" @@ -4,6 +4,7 @@ #include "exec-cmd.h" #include "gettext.h" #include "help.h" +#include "object-file.h" #include "pager.h" #include "read-cache-ll.h" #include "run-command.h" @@ -186,6 +187,11 @@ static int handle_options(const char ***argv, int *argc, int *envchanged) use_pager = 0; if (envchanged) *envchanged = 1; + } else if (!strcmp(cmd, "--no-lazy-fetch")) { + fetch_if_missing = 0; + setenv(NO_LAZY_FETCH_ENVIRONMENT, "1", 1); + if (envchanged) + *envchanged = 1; } else if (!strcmp(cmd, "--no-replace-objects")) { disable_replace_refs(); setenv(NO_REPLACE_OBJECTS_ENVIRONMENT, "1", 1); diff --git a/t/t0410-partial-clone.sh b/t/t0410-partial-clone.sh index 0f98b21be8..88a66f0904 100755 --- a/t/t0410-partial-clone.sh +++ b/t/t0410-partial-clone.sh @@ -665,6 +665,21 @@ test_expect_success 'lazy-fetch when accessing object not in the_repository' ' git -C partial.git rev-list --objects --missing=print HEAD >out && grep "[?]$FILE_HASH" out && + # The no-lazy-fetch mechanism prevents Git from fetching + test_must_fail env GIT_NO_LAZY_FETCH=1 \ + git -C partial.git cat-file -e "$FILE_HASH" && + + # The same with command line option to "git" + test_must_fail git --no-lazy-fetch -C partial.git cat-file -e "$FILE_HASH" && + + # The same, forcing a subprocess via an alias + test_must_fail git --no-lazy-fetch -C partial.git \ + -c alias.foo="!git cat-file" foo -e "$FILE_HASH" && + + # Sanity check that the file is still missing + git -C partial.git rev-list --objects --missing=print HEAD >out && + grep "[?]$FILE_HASH" out && + git -C full cat-file -s "$FILE_HASH" >expect && test-tool partial-clone object-info partial.git "$FILE_HASH" >actual && test_cmp expect actual && |