Merge branch 'fixes'

Documentation/Makefile

@@ -44,14 +44,16 @@ man: man1 man7
 man1: $(DOC_MAN1)
 man7: $(DOC_MAN7)
 
-install:
+install: man
 	$(INSTALL) -d -m755 $(DESTDIR)/$(man1) $(DESTDIR)/$(man7)
 	$(INSTALL) $(DOC_MAN1) $(DESTDIR)/$(man1)
 	$(INSTALL) $(DOC_MAN7) $(DESTDIR)/$(man7)
 
 # 'include' dependencies
-git-diff-%.txt: diff-format.txt diff-options.txt
-	touch $@
+$(patsubst %.txt,%.1,$(wildcard git-diff-*.txt)): \
+	diff-format.txt diff-options.txt
+$(patsubst %,%.1,git-fetch git-pull git-push): pull-fetch-param.txt
+git.7: ../README
 
 clean:
 	rm -f *.xml *.html *.1 *.7 howto-index.txt howto/*.html

fetch.c

@@ -33,7 +33,7 @@ static void report_missing(const char *what, const unsigned char *missing)
 		what, missing_hex, sha1_to_hex(current_commit_sha1));
 }
 
-static int process(unsigned char *sha1, const char *type);
+static int process(struct object *obj);
 
 static int process_tree(struct tree *tree)
 {
@@ -46,8 +46,7 @@ static int process_tree(struct tree *tree)
 	tree->entries = NULL;
 	while (entry) {
 		struct tree_entry_list *next = entry->next;
-		if (process(entry->item.any->sha1,
-			    entry->directory ? tree_type : blob_type))
+		if (process(entry->item.any))
 			return -1;
 		free(entry);
 		entry = next;
@@ -55,10 +54,9 @@ static int process_tree(struct tree *tree)
 	return 0;
 }
 
-#define COMPLETE	1U
-#define TO_FETCH	2U
-#define TO_SCAN		4U
-#define SCANNED		8U
+#define COMPLETE	(1U << 0)
+#define SEEN		(1U << 1)
+#define TO_SCAN		(1U << 2)
 
 static struct commit_list *complete = NULL;
 
@@ -79,7 +77,7 @@ static int process_commit(struct commit *commit)
 	pull_say("walk %s\n", sha1_to_hex(commit->object.sha1));
 
 	if (get_tree) {
-		if (process(commit->tree->object.sha1, tree_type))
+		if (process(&commit->tree->object))
 			return -1;
 		if (!get_all)
 			get_tree = 0;
@@ -87,7 +85,7 @@ static int process_commit(struct commit *commit)
 	if (get_history) {
 		struct commit_list *parents = commit->parents;
 		for (; parents; parents = parents->next) {
-			if (process(parents->item->object.sha1, commit_type))
+			if (process(&parents->item->object))
 				return -1;
 		}
 	}
@@ -98,7 +96,7 @@ static int process_tag(struct tag *tag)
 {
 	if (parse_tag(tag))
 		return -1;
-	return process(tag->tagged->sha1, NULL);
+	return process(tag->tagged);
 }
 
 static struct object_list *process_queue = NULL;
@@ -106,10 +104,6 @@ static struct object_list **process_queue_end = &process_queue;
 
 static int process_object(struct object *obj)
 {
-	if (obj->flags & SCANNED)
-		return 0;
-	obj->flags |= SCANNED;
-
 	if (obj->type == commit_type) {
 		if (process_commit((struct commit *)obj))
 			return -1;
@@ -133,28 +127,23 @@ static int process_object(struct object *obj)
 		     obj->type, sha1_to_hex(obj->sha1));
 }
 
-static int process(unsigned char *sha1, const char *type)
+static int process(struct object *obj)
 {
-	struct object *obj = lookup_object_type(sha1, type);
+	if (obj->flags & SEEN)
+		return 0;
+	obj->flags |= SEEN;
 
-	if (has_sha1_file(sha1)) {
-		parse_object(sha1);
+	if (has_sha1_file(obj->sha1)) {
 		/* We already have it, so we should scan it now. */
-		if (obj->flags & (SCANNED | TO_SCAN))
-			return 0;
-		object_list_insert(obj, process_queue_end);
-		process_queue_end = &(*process_queue_end)->next;
 		obj->flags |= TO_SCAN;
-		return 0;
+	} else {
+		if (obj->flags & COMPLETE)
+			return 0;
+		prefetch(obj->sha1);
 	}
-	if (obj->flags & (COMPLETE | TO_FETCH))
-		return 0;
+		
 	object_list_insert(obj, process_queue_end);
 	process_queue_end = &(*process_queue_end)->next;
-	obj->flags |= TO_FETCH;
-
-	prefetch(sha1);
-		
 	return 0;
 }
 
@@ -228,7 +217,7 @@ int pull(char *target)
 	if (interpret_target(target, sha1))
 		return error("Could not interpret %s as something to pull",
 			     target);
-	if (process(sha1, NULL))
+	if (process(lookup_unknown_object(sha1)))
 		return -1;
 	if (loop())
 		return -1;

git-clone.sh

@@ -152,7 +152,8 @@ yes,yes)
 		# Look at objects/info/alternates for rsync -- http will
 		# support it natively and git native ones will do it on the
 		# remote end.  Not having that file is not a crime.
-		rsync -q "$repo/objects/info/alternates" "$D/.git/TMP_ALT" ||
+		rsync -q "$repo/objects/info/alternates" \
+			"$D/.git/TMP_ALT" 2>/dev/null ||
 			rm -f "$D/.git/TMP_ALT"
 		if test -f "$D/.git/TMP_ALT"
 		then

git-fetch.sh

@@ -193,8 +193,9 @@ do
 	    # Look at objects/info/alternates for rsync -- http will
 	    # support it natively and git native ones will do it on the remote
 	    # end.  Not having that file is not a crime.
-	    rsync -q "$remote/objects/info/alternates" "$GIT_DIR/TMP_ALT" ||
-		    rm -f "$GIT_DIR/TMP_ALT"
+	    rsync -q "$remote/objects/info/alternates" \
+		"$GIT_DIR/TMP_ALT" 2>/dev/null ||
+		rm -f "$GIT_DIR/TMP_ALT"
 	    if test -f "$GIT_DIR/TMP_ALT"
 	    then
 		resolve_alternates "$remote" <"$GIT_DIR/TMP_ALT" |

http-fetch.c

@@ -350,13 +350,18 @@ int fetch_object(struct alt_base *repo, unsigned char *sha1)
 	char *hex = sha1_to_hex(sha1);
 	char *filename = sha1_file_name(sha1);
 	unsigned char real_sha1[20];
+	char tmpfile[PATH_MAX];
+	int ret;
 	char *url;
 	char *posn;
 
-	local = open(filename, O_WRONLY | O_CREAT | O_EXCL, 0666);
+	snprintf(tmpfile, sizeof(tmpfile), "%s/obj_XXXXXX",
+		 get_object_directory());
 
+	local = mkstemp(tmpfile);
 	if (local < 0)
-		return error("Couldn't open local object %s\n", filename);
+		return error("Couldn't create temporary file %s for %s: %s\n",
+			     tmpfile, filename, strerror(errno));
 
 	memset(&stream, 0, sizeof(stream));
 
@@ -386,18 +391,32 @@ int fetch_object(struct alt_base *repo, unsigned char *sha1)
 		return -1;
 	}
 
+	fchmod(local, 0444);
 	close(local);
 	inflateEnd(&stream);
 	SHA1_Final(real_sha1, &c);
 	if (zret != Z_STREAM_END) {
-		unlink(filename);
+		unlink(tmpfile);
 		return error("File %s (%s) corrupt\n", hex, url);
 	}
 	if (memcmp(sha1, real_sha1, 20)) {
-		unlink(filename);
+		unlink(tmpfile);
 		return error("File %s has bad hash\n", hex);
 	}
-	
+	ret = link(tmpfile, filename);
+	if (ret < 0) {
+		/* Same Coda hack as in write_sha1_file(sha1_file.c) */
+		ret = errno;
+		if (ret == EXDEV && !rename(tmpfile, filename))
+			goto out;
+	}
+	unlink(tmpfile);
+	if (ret) {
+		if (ret != EEXIST)
+			return error("unable to write sha1 filename %s: %s",
+				     filename, strerror(ret));
+	}
+ out:
 	pull_say("got %s\n", hex);
 	return 0;
 }