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Merge branch 'rs/archive-zip-code-cleanup'

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Code cleanup.

* rs/archive-zip-code-cleanup:
  archive-zip: use enum for compression method
This commit is contained in:
Junio C Hamano 2019-12-16 13:14:47 -08:00
commit 43bf44e23a
1 changed files with 14 additions and 9 deletions
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23
archive-zip.c
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@ -24,6 +24,11 @@ static unsigned int max_creator_version;
#define ZIP_STREAM (1 << 3)
#define ZIP_UTF8 (1 << 11)
enum zip_method {
ZIP_METHOD_STORE = 0,
ZIP_METHOD_DEFLATE = 8
};
struct zip_local_header {
unsigned char magic[4];
unsigned char version[2];
@ -291,7 +296,7 @@ static int write_zip_entry(struct archiver_args *args,
unsigned long attr2;
unsigned long compressed_size;
unsigned long crc;
int method;
enum zip_method method;
unsigned char *out;
void *deflated = NULL;
void *buffer;
@ -320,7 +325,7 @@ static int write_zip_entry(struct archiver_args *args,
}
if (S_ISDIR(mode) || S_ISGITLINK(mode)) {
method = 0;
method = ZIP_METHOD_STORE;
attr2 = 16;
out = NULL;
size = 0;
@ -330,13 +335,13 @@ static int write_zip_entry(struct archiver_args *args,
enum object_type type = oid_object_info(args->repo, oid,
&size);
method = 0;
method = ZIP_METHOD_STORE;
attr2 = S_ISLNK(mode) ? ((mode | 0777) << 16) :
(mode & 0111) ? ((mode) << 16) : 0;
if (S_ISLNK(mode) || (mode & 0111))
creator_version = 0x0317;
if (S_ISREG(mode) && args->compression_level != 0 && size > 0)
method = 8;
method = ZIP_METHOD_DEFLATE;
if (S_ISREG(mode) && type == OBJ_BLOB && !args->convert &&
size > big_file_threshold) {
@ -358,7 +363,7 @@ static int write_zip_entry(struct archiver_args *args,
buffer, size);
out = buffer;
}
compressed_size = (method == 0) ? size : 0;
compressed_size = (method == ZIP_METHOD_STORE) ? size : 0;
} else {
return error(_("unsupported file mode: 0%o (SHA1: %s)"), mode,
oid_to_hex(oid));
@ -367,13 +372,13 @@ static int write_zip_entry(struct archiver_args *args,
if (creator_version > max_creator_version)
max_creator_version = creator_version;
if (buffer && method == 8) {
if (buffer && method == ZIP_METHOD_DEFLATE) {
out = deflated = zlib_deflate_raw(buffer, size,
args->compression_level,
&compressed_size);
if (!out || compressed_size >= size) {
out = buffer;
method = 0;
method = ZIP_METHOD_STORE;
compressed_size = size;
}
}
@ -420,7 +425,7 @@ static int write_zip_entry(struct archiver_args *args,
zip_offset += ZIP64_EXTRA_SIZE;
}
if (stream && method == 0) {
if (stream && method == ZIP_METHOD_STORE) {
unsigned char buf[STREAM_BUFFER_SIZE];
ssize_t readlen;
@ -443,7 +448,7 @@ static int write_zip_entry(struct archiver_args *args,
zip_offset += compressed_size;
write_zip_data_desc(size, compressed_size, crc);
} else if (stream && method == 8) {
} else if (stream && method == ZIP_METHOD_DEFLATE) {
unsigned char buf[STREAM_BUFFER_SIZE];
ssize_t readlen;
git_zstream zstream;