Function create_temp_file

builtin/unpack-file.c:10–29

#include "odb.h"

static char *create_temp_file(struct object_id *oid)
{
	static char path[50];
	void *buf;
	enum object_type type;
	size_t size;
	int fd;

	buf = odb_read_object(the_repository->objects, oid, &type, &size);
	if (!buf || type != OBJ_BLOB)
		die("unable to read blob object %s", oid_to_hex(oid));

	xsnprintf(path, sizeof(path), ".merge_file_XXXXXX");
	fd = xmkstemp(path);
	if (write_in_full(fd, buf, size) < 0)
		die_errno("unable to write temp-file");
	close(fd);
	free(buf);
	return path;
}

static const char usage_msg[] =
"git unpack-file <blob>";