From 6a09b9653e5c6698dd687c6e9deb0b51eac39dca Mon Sep 17 00:00:00 2001
From: Nicolas Despres <nicolas.despres@gmail.com>
Date: Wed, 14 Mar 2012 20:33:32 +0100
Subject: [PATCH] Depfile parser accept tilde.

---
 src/depfile_parser.cc      | 16 +++++++---------
 src/depfile_parser.in.cc   |  2 +-
 src/depfile_parser_test.cc | 13 +++++++++++++
 3 files changed, 21 insertions(+), 10 deletions(-)

diff --git a/src/depfile_parser.cc b/src/depfile_parser.cc
index 7219eb0e18..261893f40c 100644
--- a/src/depfile_parser.cc
+++ b/src/depfile_parser.cc
@@ -64,7 +64,7 @@ bool DepfileParser::Parse(string* content, string* err) {
           0, 128, 128, 128, 128, 128, 128, 128, 
         128, 128, 128, 128, 128, 128, 128, 128, 
         128, 128, 128, 128, 128, 128, 128, 128, 
-        128, 128, 128,   0,   0,   0,   0,   0, 
+        128, 128, 128,   0,   0,   0, 128,   0, 
           0,   0,   0,   0,   0,   0,   0,   0, 
           0,   0,   0,   0,   0,   0,   0,   0, 
           0,   0,   0,   0,   0,   0,   0,   0, 
@@ -84,7 +84,7 @@ bool DepfileParser::Parse(string* content, string* err) {
       };
 
       yych = *in;
-      if (yych <= '[') {
+      if (yych <= '\\') {
         if (yych <= ':') {
           if (yych <= 0x00) goto yy6;
           if (yych <= '*') goto yy8;
@@ -92,20 +92,18 @@ bool DepfileParser::Parse(string* content, string* err) {
         } else {
           if (yych <= '@') goto yy8;
           if (yych <= 'Z') goto yy4;
-          goto yy8;
+          if (yych <= '[') goto yy8;
         }
       } else {
-        if (yych <= '_') {
-          if (yych <= '\\') goto yy2;
-          if (yych <= '^') goto yy8;
-          goto yy4;
+        if (yych <= '`') {
+          if (yych == '_') goto yy4;
+          goto yy8;
         } else {
-          if (yych <= '`') goto yy8;
           if (yych <= 'z') goto yy4;
+          if (yych == '~') goto yy4;
           goto yy8;
         }
       }
-yy2:
       ++in;
       if ((yych = *in) <= '$') {
         if (yych <= '\n') {
diff --git a/src/depfile_parser.in.cc b/src/depfile_parser.in.cc
index 419ed8daaa..5e073dfde3 100644
--- a/src/depfile_parser.in.cc
+++ b/src/depfile_parser.in.cc
@@ -68,7 +68,7 @@ bool DepfileParser::Parse(string* content, string* err) {
         *out++ = yych;
         continue;
       }
-      [a-zA-Z0-9+,/_:.-]+ {
+      [a-zA-Z0-9+,/_:.~-]+ {
         // Got a span of plain text.
         int len = in - start;
         // Need to shift it over if we're overwriting backslashes.
diff --git a/src/depfile_parser_test.cc b/src/depfile_parser_test.cc
index 883926a8e4..ce122cf2a4 100644
--- a/src/depfile_parser_test.cc
+++ b/src/depfile_parser_test.cc
@@ -119,3 +119,16 @@ TEST_F(DepfileParserTest, RejectMultipleDifferentOutputs) {
   string err;
   EXPECT_FALSE(Parse("foo bar: x y z", &err));
 }
+
+TEST_F(DepfileParserTest, Tilde) {
+  string err;
+  EXPECT_TRUE(Parse(
+"foo~.o: foo~.c",
+      &err));
+  ASSERT_EQ("", err);
+  EXPECT_EQ("foo~.o",
+            parser_.out_.AsString());
+  ASSERT_EQ(1u, parser_.ins_.size());
+  EXPECT_EQ("foo~.c",
+            parser_.ins_[0].AsString());
+}