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authorPatrick Steinhardt <ps@pks.im>2026-03-05 15:19:55 +0100
committerJunio C Hamano <gitster@pobox.com>2026-03-05 11:45:16 -0800
commit7ae23630c3ed012180edc88f0a9615a0d570a77c (patch)
treeff876369d75861f130c4755ad84cd5d488543b21 /odb/source-files.c
parentfc7fb0ef3575091bbc00d6bf8345c2da0c386052 (diff)
downloadgit-7ae23630c3ed012180edc88f0a9615a0d570a77c.tar.xz
odb/source: make `read_alternates()` function pluggable
Introduce a new callback function in `struct odb_source` to make the function pluggable. Signed-off-by: Patrick Steinhardt <ps@pks.im> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'odb/source-files.c')
-rw-r--r--odb/source-files.c22
1 files changed, 22 insertions, 0 deletions
diff --git a/odb/source-files.c b/odb/source-files.c
index b8844f11b7..199c55cfa4 100644
--- a/odb/source-files.c
+++ b/odb/source-files.c
@@ -2,9 +2,11 @@
#include "abspath.h"
#include "chdir-notify.h"
#include "object-file.h"
+#include "odb.h"
#include "odb/source.h"
#include "odb/source-files.h"
#include "packfile.h"
+#include "strbuf.h"
static void odb_source_files_reparent(const char *name UNUSED,
const char *old_cwd,
@@ -117,6 +119,25 @@ static int odb_source_files_write_object_stream(struct odb_source *source,
return odb_source_loose_write_stream(source, stream, len, oid);
}
+static int odb_source_files_read_alternates(struct odb_source *source,
+ struct strvec *out)
+{
+ struct strbuf buf = STRBUF_INIT;
+ char *path;
+
+ path = xstrfmt("%s/info/alternates", source->path);
+ if (strbuf_read_file(&buf, path, 1024) < 0) {
+ warn_on_fopen_errors(path);
+ free(path);
+ return 0;
+ }
+ parse_alternates(buf.buf, '\n', source->path, out);
+
+ strbuf_release(&buf);
+ free(path);
+ return 0;
+}
+
struct odb_source_files *odb_source_files_new(struct object_database *odb,
const char *path,
bool local)
@@ -137,6 +158,7 @@ struct odb_source_files *odb_source_files_new(struct object_database *odb,
files->base.freshen_object = odb_source_files_freshen_object;
files->base.write_object = odb_source_files_write_object;
files->base.write_object_stream = odb_source_files_write_object_stream;
+ files->base.read_alternates = odb_source_files_read_alternates;
/*
* Ideally, we would only ever store absolute paths in the source. This