pack: move add_packed_git()

Signed-off-by: Jonathan Tan <jonathantanmy@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

cache.h

@@ -1640,7 +1640,6 @@ extern int odb_mkstemp(struct strbuf *template, const char *pattern);
 extern int odb_pack_keep(const char *name);
 
 extern void clear_delta_base_cache(void);
-extern struct packed_git *add_packed_git(const char *path, size_t path_len, int local);
 
 /*
  * Make sure that a pointer access into an mmap'd index file is within bounds,

connected.c

@@ -3,6 +3,7 @@
 #include "sigchain.h"
 #include "connected.h"
 #include "transport.h"
+#include "pack.h"
 
 /*
  * If we feed all the commits we want to verify to this command

packfile.c

@@ -605,3 +605,56 @@ void unuse_pack(struct pack_window **w_cursor)
 		*w_cursor = NULL;
 	}
 }
+
+static void try_to_free_pack_memory(size_t size)
+{
+	release_pack_memory(size);
+}
+
+struct packed_git *add_packed_git(const char *path, size_t path_len, int local)
+{
+	static int have_set_try_to_free_routine;
+	struct stat st;
+	size_t alloc;
+	struct packed_git *p;
+
+	if (!have_set_try_to_free_routine) {
+		have_set_try_to_free_routine = 1;
+		set_try_to_free_routine(try_to_free_pack_memory);
+	}
+
+	/*
+	 * Make sure a corresponding .pack file exists and that
+	 * the index looks sane.
+	 */
+	if (!strip_suffix_mem(path, &path_len, ".idx"))
+		return NULL;
+
+	/*
+	 * ".pack" is long enough to hold any suffix we're adding (and
+	 * the use xsnprintf double-checks that)
+	 */
+	alloc = st_add3(path_len, strlen(".pack"), 1);
+	p = alloc_packed_git(alloc);
+	memcpy(p->pack_name, path, path_len);
+
+	xsnprintf(p->pack_name + path_len, alloc - path_len, ".keep");
+	if (!access(p->pack_name, F_OK))
+		p->pack_keep = 1;
+
+	xsnprintf(p->pack_name + path_len, alloc - path_len, ".pack");
+	if (stat(p->pack_name, &st) || !S_ISREG(st.st_mode)) {
+		free(p);
+		return NULL;
+	}
+
+	/* ok, it looks sane as far as we can check without
+	 * actually mapping the pack file.
+	 */
+	p->pack_size = st.st_size;
+	p->pack_local = local;
+	p->mtime = st.st_mtime;
+	if (path_len < 40 || get_sha1_hex(path + path_len - 40, p->sha1))
+		hashclr(p->sha1);
+	return p;
+}

packfile.h

@@ -46,6 +46,7 @@ extern unsigned char *use_pack(struct packed_git *, struct pack_window **, off_t
 extern void close_pack_windows(struct packed_git *);
 extern void close_all_packs(void);
 extern void unuse_pack(struct pack_window **);
+extern struct packed_git *add_packed_git(const char *path, size_t path_len, int local);
 
 extern void release_pack_memory(size_t);
 

sha1_file.c

@@ -719,67 +719,6 @@ void *xmmap(void *start, size_t length,
 	return ret;
 }
 
-static struct packed_git *alloc_packed_git(int extra)
-{
-	struct packed_git *p = xmalloc(st_add(sizeof(*p), extra));
-	memset(p, 0, sizeof(*p));
-	p->pack_fd = -1;
-	return p;
-}
-
-static void try_to_free_pack_memory(size_t size)
-{
-	release_pack_memory(size);
-}
-
-struct packed_git *add_packed_git(const char *path, size_t path_len, int local)
-{
-	static int have_set_try_to_free_routine;
-	struct stat st;
-	size_t alloc;
-	struct packed_git *p;
-
-	if (!have_set_try_to_free_routine) {
-		have_set_try_to_free_routine = 1;
-		set_try_to_free_routine(try_to_free_pack_memory);
-	}
-
-	/*
-	 * Make sure a corresponding .pack file exists and that
-	 * the index looks sane.
-	 */
-	if (!strip_suffix_mem(path, &path_len, ".idx"))
-		return NULL;
-
-	/*
-	 * ".pack" is long enough to hold any suffix we're adding (and
-	 * the use xsnprintf double-checks that)
-	 */
-	alloc = st_add3(path_len, strlen(".pack"), 1);
-	p = alloc_packed_git(alloc);
-	memcpy(p->pack_name, path, path_len);
-
-	xsnprintf(p->pack_name + path_len, alloc - path_len, ".keep");
-	if (!access(p->pack_name, F_OK))
-		p->pack_keep = 1;
-
-	xsnprintf(p->pack_name + path_len, alloc - path_len, ".pack");
-	if (stat(p->pack_name, &st) || !S_ISREG(st.st_mode)) {
-		free(p);
-		return NULL;
-	}
-
-	/* ok, it looks sane as far as we can check without
-	 * actually mapping the pack file.
-	 */
-	p->pack_size = st.st_size;
-	p->pack_local = local;
-	p->mtime = st.st_mtime;
-	if (path_len < 40 || get_sha1_hex(path + path_len - 40, p->sha1))
-		hashclr(p->sha1);
-	return p;
-}
-
 void install_packed_git(struct packed_git *pack)
 {
 	if (pack->pack_fd != -1)