Fix #preprocess detection on windows

sbc100 · sbc100 · commit 2626ed84f5ae · 2024-02-06T17:31:13.000-08:00
Followup to #21227
diff --git a/src/jsifier.js b/src/jsifier.js
@@ -98,7 +98,8 @@ function getTransitiveDeps(symbol) {
 }
 
 function shouldPreprocess(fileName) {
-  return read(fileName).trim().startsWith('#preprocess\n');
+  var content = read(fileName).trim()
+  return content.startsWith('#preprocess\n') || content.startsWith('#preprocess\r\n')
 }
 
 function preJS() {
diff --git a/test/test_other.py b/test/test_other.py
@@ -14472,6 +14472,7 @@ def test_wasm64_no_asan(self):
     err = self.expect_fail([EMCC, test_file('hello_world.c'), '-sMEMORY64', '-fsanitize=address'])
     self.assertContained('error: MEMORY64 does not yet work with ASAN', err)
 
+  @crossplatform
   def test_js_preprocess_pre_post(self):
     create_file('pre.js', '''
     #preprocess

Original file line number	Diff line number	Diff line change
`@@ -98,7 +98,8 @@ function getTransitiveDeps(symbol) {`
`98`	`98`	`}`
`99`	`99`
`100`	`100`	`function shouldPreprocess(fileName) {`
`101`		`- return read(fileName).trim().startsWith('#preprocess\n');`
	`101`	`+ var content = read(fileName).trim()`
	`102`	`+ return content.startsWith('#preprocess\n') \|\| content.startsWith('#preprocess\r\n')`
`102`	`103`	`}`
`103`	`104`
`104`	`105`	`function preJS() {`