Merge fixes up to GIT 1.2.2

Documentation/git-rev-parse.txt

@@ -77,6 +77,14 @@ OPTIONS
 	path of the top-level directory relative to the current
 	directory (typically a sequence of "../", or an empty string).
 
+--git-dir::
+	Show `$GIT_DIR` if defined else show the path to the .git directory.
+
+--short, short=number::
+	Instead of outputting the full SHA1 values of object names try to
+	abbriviate them to a shorter unique name. When no length is specified
+	7 is used. The minimum length is 4.
+
 --since=datestring, --after=datestring::
 	Parses the date string, and outputs corresponding
 	--max-age= parameter for git-rev-list command.

git-archimport.perl

@@ -346,12 +346,10 @@ sub process_patchset_accurate {
     } 
     
     # update the index with all the changes we got
+    system('git-diff-files --name-only -z | '.
+            'git-update-index --remove -z --stdin') == 0 or die "$! $?\n";
     system('git-ls-files --others -z | '.
             'git-update-index --add -z --stdin') == 0 or die "$! $?\n";
-    system('git-ls-files --deleted -z | '.
-            'git-update-index --remove -z --stdin') == 0 or die "$! $?\n";
-    system('git-ls-files -z | '.
-             'git-update-index -z --stdin') == 0 or die "$! $?\n";
     return 1;
 }
 
@@ -416,22 +414,14 @@ sub process_patchset_fast {
     # imports don't give us good info
     # on added files. Shame on them
     if ($ps->{type} eq 'i' || $ps->{type} eq 't') {
-        system('git-ls-files --others -z | '.
-                'git-update-index --add -z --stdin') == 0 or die "$! $?\n";
         system('git-ls-files --deleted -z | '.
                 'git-update-index --remove -z --stdin') == 0 or die "$! $?\n";
+        system('git-ls-files --others -z | '.
+                'git-update-index --add -z --stdin') == 0 or die "$! $?\n";
     }
 
     # TODO: handle removed_directories and renamed_directories:
 
-    if (my $add = $ps->{new_files}) {
-        while (@$add) {
-            my @slice = splice(@$add, 0, 100);
-            system('git-update-index','--add','--',@slice) == 0 or
-                            die "Error in git-update-index --add: $! $?\n";
-        }
-    }
-   
     if (my $del = $ps->{removed_files}) {
         unlink @$del;
         while (@$del) {
@@ -462,6 +452,14 @@ sub process_patchset_fast {
         }
     }
 
+    if (my $add = $ps->{new_files}) {
+        while (@$add) {
+            my @slice = splice(@$add, 0, 100);
+            system('git-update-index','--add','--',@slice) == 0 or
+                            die "Error in git-update-index --add: $! $?\n";
+        }
+    }
+
     if (my $mod = $ps->{modified_files}) {
         while (@$mod) {
             my @slice = splice(@$mod, 0, 100);

git-clone.sh

@@ -118,6 +118,7 @@ dir="$2"
 [ -e "$dir" ] && echo "$dir already exists." && usage
 mkdir -p "$dir" &&
 D=$(cd "$dir" && pwd) &&
+trap 'err=$?; rm -r $D; exit $err' exit
 case "$bare" in
 yes) GIT_DIR="$D" ;;
 *) GIT_DIR="$D/.git" ;;
@@ -255,3 +256,6 @@ Pull: $head_points_at:$origin" &&
 		git checkout
 	esac
 fi
+
+trap - exit
+

git-cvsimport.perl

@@ -361,6 +361,7 @@ sub _line {
 			}
 		}
 	}
+	return undef;
 }
 sub file {
 	my($self,$fn,$rev) = @_;
@@ -372,19 +373,15 @@ sub file {
 	$self->_file($fn,$rev) and $res = $self->_line($fh);
 
 	if (!defined $res) {
-	    # retry
+	    print STDERR "Server has gone away while fetching $fn $rev, retrying...\n";
+	    truncate $fh, 0;
 	    $self->conn();
-	    $self->_file($fn,$rev)
+	    $self->_file($fn,$rev) or die "No file command send";
-		    or die "No file command send\n";
 	    $res = $self->_line($fh);
-	    die "No input: $fn $rev\n" unless defined $res;
+	    die "Retry failed" unless defined $res;
 	}
 	close ($fh);
 
-	if ($res eq '') {
-	    die "Looks like the server has gone away while fetching $fn $rev -- exiting!";
-	}
-
 	return ($name, $res);
 }
 

git-reset.sh

@@ -88,6 +88,9 @@ case "$reset_type" in
 				# it is ok if this fails -- it may already
 				# have been culled by checkout-index.
 				unlink $_;
+				while (s|/[^/]*$||) {
+					rmdir($_) or last;
+				}
 			}
 		}
 	' $tmp-exists

rev-parse.c

@@ -226,12 +226,12 @@ int main(int argc, char **argv)
 				continue;
 			}
 			if (!strcmp(arg, "--short") ||
-			    !strncmp(arg, "--short=", 9)) {
+			    !strncmp(arg, "--short=", 8)) {
 				filter &= ~(DO_FLAGS|DO_NOREV);
 				verify = 1;
 				abbrev = DEFAULT_ABBREV;
-				if (arg[8] == '=')
+				if (arg[7] == '=')
-					abbrev = strtoul(arg + 9, NULL, 10);
+					abbrev = strtoul(arg + 8, NULL, 10);
 				if (abbrev < MINIMUM_ABBREV)
 					abbrev = MINIMUM_ABBREV;
 				else if (40 <= abbrev)

sha1_file.c

@@ -551,8 +551,10 @@ static void prepare_packed_git_one(char *objdir, int local)
 	sprintf(path, "%s/pack", objdir);
 	len = strlen(path);
 	dir = opendir(path);
-	if (!dir)
+	if (!dir) {
+		fprintf(stderr, "unable to open object pack directory: %s: %s\n", path, strerror(errno));
 		return;
+	}
 	path[len++] = '/';
 	while ((de = readdir(dir)) != NULL) {
 		int namelen = strlen(de->d_name);

t/t7101-reset.sh

@@ -0,0 +1,63 @@
+#!/bin/sh
+#
+# Copyright (c) 2006 Shawn Pearce
+#
+
+test_description='git-reset should cull empty subdirs'
+. ./test-lib.sh
+
+test_expect_success \
+    'creating initial files' \
+    'mkdir path0 &&
+     cp ../../COPYING path0/COPYING &&
+     git-add path0/COPYING &&
+     git-commit -m add -a'
+
+test_expect_success \
+    'creating second files' \
+    'mkdir path1 &&
+     mkdir path1/path2 &&
+     cp ../../COPYING path1/path2/COPYING &&
+     cp ../../COPYING path1/COPYING &&
+     cp ../../COPYING COPYING &&
+     cp ../../COPYING path0/COPYING-TOO &&
+     git-add path1/path2/COPYING &&
+     git-add path1/COPYING &&
+     git-add COPYING &&
+     git-add path0/COPYING-TOO &&
+     git-commit -m change -a'
+
+test_expect_success \
+    'resetting tree HEAD^' \
+    'git-reset --hard HEAD^'
+
+test_expect_success \
+    'checking initial files exist after rewind' \
+    'test -d path0 &&
+     test -f path0/COPYING'
+
+test_expect_failure \
+    'checking lack of path1/path2/COPYING' \
+    'test -f path1/path2/COPYING'
+
+test_expect_failure \
+    'checking lack of path1/COPYING' \
+    'test -f path1/COPYING'
+
+test_expect_failure \
+    'checking lack of COPYING' \
+    'test -f COPYING'
+
+test_expect_failure \
+    'checking checking lack of path1/COPYING-TOO' \
+    'test -f path0/COPYING-TOO'
+
+test_expect_failure \
+    'checking lack of path1/path2' \
+    'test -d path1/path2'
+
+test_expect_failure \
+    'checking lack of path1' \
+    'test -d path1'
+
+test_done

t/test-lib.sh

@@ -149,6 +149,21 @@ test_expect_code () {
 	fi
 }
 
+# Most tests can use the created repository, but some amy need to create more.
+# Usage: test_create_repo <directory>
+test_create_repo () {
+	test "$#" = 1 ||
+	error "bug in the test script: not 1 parameter to test-create-repo"
+	owd=`pwd`
+	repo="$1"
+	mkdir "$repo"
+	cd "$repo" || error "Cannot setup test environment"
+	"$GIT_EXEC_PATH/git" init-db --template=$GIT_EXEC_PATH/templates/blt/ 2>/dev/null ||
+	error "cannot run git init-db -- have you built things yet?"
+	mv .git/hooks .git/hooks-disabled
+	cd "$owd"
+}
+	
 test_done () {
 	trap - exit
 	case "$test_failure" in
@@ -196,9 +211,5 @@ test -d ../templates/blt || {
 # Test repository
 test=trash
 rm -fr "$test"
-mkdir "$test"
+test_create_repo $test
-cd "$test" || error "Cannot setup test environment"
+cd "$test"
-"$GIT_EXEC_PATH/git" init-db --template=../../templates/blt/ 2>/dev/null ||
-error "cannot run git init-db -- have you built things yet?"
-
-mv .git/hooks .git/hooks-disabled

upload-pack.c

@@ -216,6 +216,9 @@ static int send_ref(const char *refname, const unsigned char *sha1)
 	static char *capabilities = "multi_ack";
 	struct object *o = parse_object(sha1);
 
+	if (!o)
+		die("git-upload-pack: cannot find object %s:", sha1_to_hex(sha1));
+
 	if (capabilities)
 		packet_write(1, "%s %s%c%s\n", sha1_to_hex(sha1), refname,
 			0, capabilities);