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authorPatrick Steinhardt <ps@pks.im>2025-01-28 09:41:32 +0100
committerJunio C Hamano <gitster@pobox.com>2025-01-28 13:03:23 -0800
commitbb5d35c1a871cb1d8e4301e7b9b04e3266aec7f6 (patch)
treee952a28b2f492cde4851a433dfde7fde5af42e6a /archive-tar.c
parenta2dcb6999837c762b85735174eb16f941830a2e7 (diff)
downloadgit-bb5d35c1a871cb1d8e4301e7b9b04e3266aec7f6.tar.gz
compat/zlib: provide stubs for `deflateSetHeader()`
The function `deflateSetHeader()` has been introduced with zlib v1.2.2.1, so we don't use it when linking against an older version of it. Refactor the code to instead provide a central stub via "compat/zlib.h" so that we can adapt it based on whether or not we use zlib-ng in a subsequent commit. Signed-off-by: Patrick Steinhardt <ps@pks.im> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'archive-tar.c')
-rw-r--r--archive-tar.c4
1 files changed, 0 insertions, 4 deletions
diff --git a/archive-tar.c b/archive-tar.c
index e7b3489e1e..0edf13fba7 100644
--- a/archive-tar.c
+++ b/archive-tar.c
@@ -473,9 +473,7 @@ static const char internal_gzip_command[] = "git archive gzip";
static int write_tar_filter_archive(const struct archiver *ar,
struct archiver_args *args)
{
-#if ZLIB_VERNUM >= 0x1221
struct gz_header_s gzhead = { .os = 3 }; /* Unix, for reproducibility */
-#endif
struct strbuf cmd = STRBUF_INIT;
struct child_process filter = CHILD_PROCESS_INIT;
int r;
@@ -486,10 +484,8 @@ static int write_tar_filter_archive(const struct archiver *ar,
if (!strcmp(ar->filter_command, internal_gzip_command)) {
write_block = tgz_write_block;
git_deflate_init_gzip(&gzstream, args->compression_level);
-#if ZLIB_VERNUM >= 0x1221
if (deflateSetHeader(&gzstream.z, &gzhead) != Z_OK)
BUG("deflateSetHeader() called too late");
-#endif
gzstream.next_out = outbuf;
gzstream.avail_out = sizeof(outbuf);