Merge branch 'master' into next

* master:
  Optionally do not list empty directories in git-ls-files --others
  Document git-rebase behavior on conflicts.
  Fix error handling for nonexistent names

Documentation/git-ls-files.txt

@@ -52,6 +52,9 @@ OPTIONS
 	If a whole directory is classified as "other", show just its
 	name (with a trailing slash) and not its whole contents.
 
+--no-empty-directory::
+	Do not list empty directories. Has no effect without --directory.
+
 -u|--unmerged::
 	Show unmerged files in the output (forces --stage)
 

Documentation/git-rebase.txt

@@ -48,6 +48,18 @@ would be:
              /
     D---E---F---G master
 
+In case of conflict, git-rebase will stop at the first problematic commit
+and leave conflict markers in the tree.  After resolving the conflict manually
+and updating the index with the desired resolution, you can continue the
+rebasing process with
+
+    git am --resolved --3way
+
+Alternatively, you can undo the git-rebase with
+
+    git reset --hard ORIG_HEAD
+    rm -r .dotest
+
 OPTIONS
 -------
 <newbase>::

ls-files.c

@@ -21,6 +21,7 @@ static int show_unmerged = 0;
 static int show_modified = 0;
 static int show_killed = 0;
 static int show_other_directories = 0;
+static int hide_empty_directories = 0;
 static int show_valid_bit = 0;
 static int line_terminator = '\n';
 
@@ -259,11 +260,12 @@ static int dir_exists(const char *dirname, int len)
  * Also, we ignore the name ".git" (even if it is not a directory).
  * That likely will not change.
  */
-static void read_directory(const char *path, const char *base, int baselen)
+static int read_directory(const char *path, const char *base, int baselen)
 {
-	DIR *dir = opendir(path);
+	DIR *fdir = opendir(path);
+	int contents = 0;
 
-	if (dir) {
+	if (fdir) {
 		int exclude_stk;
 		struct dirent *de;
 		char fullname[MAXPATHLEN + 1];
@@ -271,7 +273,7 @@ static void read_directory(const char *path, const char *base, int baselen)
 
 		exclude_stk = push_exclude_per_directory(base, baselen);
 
-		while ((de = readdir(dir)) != NULL) {
+		while ((de = readdir(fdir)) != NULL) {
 			int len;
 
 			if ((de->d_name[0] == '.') &&
@@ -289,6 +291,7 @@ static void read_directory(const char *path, const char *base, int baselen)
 
 			switch (DTYPE(de)) {
 			struct stat st;
+			int subdir, rewind_base;
 			default:
 				continue;
 			case DT_UNKNOWN:
@@ -302,22 +305,32 @@ static void read_directory(const char *path, const char *base, int baselen)
 			case DT_DIR:
 				memcpy(fullname + baselen + len, "/", 2);
 				len++;
+				rewind_base = nr_dir;
+				subdir = read_directory(fullname, fullname,
+				                        baselen + len);
 				if (show_other_directories &&
-				    !dir_exists(fullname, baselen + len))
+				    (subdir || !hide_empty_directories) &&
+				    !dir_exists(fullname, baselen + len)) {
+					// Rewind the read subdirectory
+					while (nr_dir > rewind_base)
+						free(dir[--nr_dir]);
 					break;
-				read_directory(fullname, fullname,
-					       baselen + len);
+				}
+				contents += subdir;
 				continue;
 			case DT_REG:
 			case DT_LNK:
 				break;
 			}
 			add_name(fullname, baselen + len);
+			contents++;
 		}
-		closedir(dir);
+		closedir(fdir);
 
 		pop_exclude_per_directory(exclude_stk);
 	}
+
+	return contents;
 }
 
 static int cmp_name(const void *p1, const void *p2)
@@ -699,6 +712,10 @@ int main(int argc, const char **argv)
 			show_other_directories = 1;
 			continue;
 		}
+		if (!strcmp(arg, "--no-empty-directory")) {
+			hide_empty_directories = 1;
+			continue;
+		}
 		if (!strcmp(arg, "-u") || !strcmp(arg, "--unmerged")) {
 			/* There's no point in showing unmerged unless
 			 * you also show the stage information.

rev-parse.c

@@ -174,7 +174,9 @@ int main(int argc, char **argv)
 		char *dotdot;
 
 		if (as_is) {
-			show_file(arg);
+			if (show_file(arg) && as_is < 2)
+				if (lstat(arg, &st) < 0)
+					die("'%s': %s", arg, strerror(errno));
 			continue;
 		}
 		if (!strcmp(arg,"-n")) {
@@ -194,7 +196,7 @@ int main(int argc, char **argv)
 
 		if (*arg == '-') {
 			if (!strcmp(arg, "--")) {
-				as_is = 1;
+				as_is = 2;
 				/* Pass on the "--" if we show anything but files.. */
 				if (filter & (DO_FLAGS | DO_REVS))
 					show_file(arg);

revision.c

@@ -649,7 +649,7 @@ int setup_revisions(int argc, const char **argv, struct rev_info *revs, const ch
 			/* If we didn't have a "--", all filenames must exist */
 			for (j = i; j < argc; j++) {
 				if (lstat(argv[j], &st) < 0)
-					die("'%s': %s", arg, strerror(errno));
+					die("'%s': %s", argv[j], strerror(errno));
 			}
 			revs->prune_data = get_pathspec(revs->prefix, argv + i);
 			break;