Revision 902f235378cb2b2f6dd5dd664b9630c95321f0ae authored by Junio C Hamano on 23 December 2009, 19:58:52 UTC, committed by Junio C Hamano on 23 December 2009, 20:23:11 UTC
Signed-off-by: Junio C Hamano <gitster@pobox.com>
1 parent b7f44fd
unpack-file.c
#include "cache.h"
#include "blob.h"
#include "exec_cmd.h"
static char *create_temp_file(unsigned char *sha1)
{
static char path[50];
void *buf;
enum object_type type;
unsigned long size;
int fd;
buf = read_sha1_file(sha1, &type, &size);
if (!buf || type != OBJ_BLOB)
die("unable to read blob object %s", sha1_to_hex(sha1));
strcpy(path, ".merge_file_XXXXXX");
fd = xmkstemp(path);
if (write_in_full(fd, buf, size) != size)
die_errno("unable to write temp-file");
close(fd);
return path;
}
int main(int argc, char **argv)
{
unsigned char sha1[20];
git_extract_argv0_path(argv[0]);
if (argc != 2 || !strcmp(argv[1], "-h"))
usage("git unpack-file <sha1>");
if (get_sha1(argv[1], sha1))
die("Not a valid object name %s", argv[1]);
setup_git_directory();
git_config(git_default_config, NULL);
puts(create_temp_file(sha1));
return 0;
}
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