[JGIT PATCH 15/15] Treat "diff --combined" the same as "diff --cc"

["Shawn O. Pearce" <spearce@xxxxxxxxxxx>]

According to the git diff manual page these two formats
share the same file structure, so we can parse them with
the same function.

Signed-off-by: Shawn O. Pearce <spearce@xxxxxxxxxxx>
---
 .../src/org/spearce/jgit/patch/Patch.java          |   15 +++++++++++----
 1 files changed, 11 insertions(+), 4 deletions(-)

diff --git a/org.spearce.jgit/src/org/spearce/jgit/patch/Patch.java b/org.spearce.jgit/src/org/spearce/jgit/patch/Patch.java
index e1e79b7..77ae02f 100644
--- a/org.spearce.jgit/src/org/spearce/jgit/patch/Patch.java
+++ b/org.spearce.jgit/src/org/spearce/jgit/patch/Patch.java
@@ -57,6 +57,8 @@
 
 	private static final byte[] DIFF_CC = encodeASCII("diff --cc ");
 
+	private static final byte[] DIFF_COMBINED = encodeASCII("diff --combined ");
+
 	private static final byte[][] BIN_HEADERS = new byte[][] {
 			encodeASCII("Binary files "), encodeASCII("Files "), };
 
@@ -177,7 +179,9 @@ private int parseFile(final byte[] buf, int c, final int end) {
 			if (match(buf, c, DIFF_GIT) >= 0)
 				return parseDiffGit(buf, c, end);
 			if (match(buf, c, DIFF_CC) >= 0)
-				return parseDiffCC(buf, c, end);
+				return parseDiffCombined(DIFF_CC, buf, c, end);
+			if (match(buf, c, DIFF_COMBINED) >= 0)
+				return parseDiffCombined(DIFF_COMBINED, buf, c, end);
 
 			// Junk between files? Leading junk? Traditional
 			// (non-git generated) patch?
@@ -227,9 +231,10 @@ private int parseDiffGit(final byte[] buf, final int start, final int end) {
 		return ptr;
 	}
 
-	private int parseDiffCC(final byte[] buf, final int start, final int end) {
-		final FileHeader fh = new FileHeader(buf, start);
-		int ptr = fh.parseGitFileName(start + DIFF_CC.length, end);
+	private int parseDiffCombined(final byte[] hdr, final byte[] buf,
+			final int start, final int end) {
+		final CombinedFileHeader fh = new CombinedFileHeader(buf, start);
+		int ptr = fh.parseGitFileName(start + hdr.length, end);
 		if (ptr < 0)
 			return skipFile(buf, start, end);
 
@@ -269,6 +274,8 @@ private int parseHunks(final FileHeader fh, int c, final int end) {
 				break;
 			if (match(buf, c, DIFF_CC) >= 0)
 				break;
+			if (match(buf, c, DIFF_COMBINED) >= 0)
+				break;
 			if (match(buf, c, OLD_NAME) >= 0)
 				break;
 			if (match(buf, c, NEW_NAME) >= 0)
-- 
1.6.1.rc2.306.ge5d5e

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