Merge branch 'jc/withraw' into next

* jc/withraw:
  Separate the raw diff and patch with a newline
  Document --patch-with-raw

Documentation/diff-options.txt

@@ -4,6 +4,9 @@
 -u::
 	Synonym for "-p".
 
+--patch-with-raw::
+	Generate patch but keep also the default raw diff output.
+
 -z::
 	\0 line termination on output
 

combine-diff.c

@@ -868,6 +868,7 @@ const char *diff_tree_combined_merge(const unsigned char *sha1,
 					header = NULL;
 			}
 			opt->output_format = saved_format;
+			putchar(opt->line_termination);
 		}
 		for (p = paths; p; p = p->next) {
 			if (show_combined_diff(p, num_parent, dense,

diff.c

@@ -1322,6 +1322,7 @@ void diff_flush(struct diff_options *options)
 			struct diff_filepair *p = q->queue[i];
 			flush_one_pair(p, DIFF_FORMAT_RAW, options);
 		}
+		putchar(options->line_termination);
 	}
 	for (i = 0; i < q->nr; i++) {
 		struct diff_filepair *p = q->queue[i];

diff.h

@@ -113,6 +113,8 @@ extern void diffcore_std_no_resolve(struct diff_options *);
 "  -z            output diff-raw with lines terminated with NUL.\n" \
 "  -p            output patch format.\n" \
 "  -u            synonym for -p.\n" \
+"  --patch-with-raw\n" \
+"                output both a patch and the diff-raw format.\n" \
 "  --name-only   show only names of changed files.\n" \
 "  --name-status show names and status of changed files.\n" \
 "  --full-index  show full object name on index lines.\n" \