From 4d15db01346a4c1e7b2c25b9c36f40a27783851e Mon Sep 17 00:00:00 2001
From: Max Kellermann <max@duempel.org>
Date: Fri, 6 Nov 2015 09:30:54 +0100
Subject: util/StringCompare: use StringView to simplify inline implementations

---
 src/util/StringCompare.cxx | 26 --------------------------
 src/util/StringCompare.hxx | 19 ++++++++++++++-----
 2 files changed, 14 insertions(+), 31 deletions(-)

diff --git a/src/util/StringCompare.cxx b/src/util/StringCompare.cxx
index fbd8e1d6d..5db53ef2f 100644
--- a/src/util/StringCompare.cxx
+++ b/src/util/StringCompare.cxx
@@ -28,17 +28,6 @@
  */
 
 #include "StringCompare.hxx"
-#include "StringAPI.hxx"
-
-#include <assert.h>
-#include <string.h>
-
-bool
-StringStartsWith(const char *haystack, const char *needle)
-{
-	const size_t length = StringLength(needle);
-	return StringIsEqual(haystack, needle, length);
-}
 
 bool
 StringEndsWith(const char *haystack, const char *needle)
@@ -51,21 +40,6 @@ StringEndsWith(const char *haystack, const char *needle)
 		       needle, needle_length) == 0;
 }
 
-const char *
-StringAfterPrefix(const char *string, const char *prefix)
-{
-#if !CLANG_CHECK_VERSION(3,6)
-	/* disabled on clang due to -Wtautological-pointer-compare */
-	assert(string != nullptr);
-	assert(prefix != nullptr);
-#endif
-
-	size_t prefix_length = strlen(prefix);
-	return StringIsEqual(string, prefix, prefix_length)
-		? string + prefix_length
-		: nullptr;
-}
-
 const char *
 FindStringSuffix(const char *p, const char *suffix)
 {
diff --git a/src/util/StringCompare.hxx b/src/util/StringCompare.hxx
index a29892bc9..6d7b3474e 100644
--- a/src/util/StringCompare.hxx
+++ b/src/util/StringCompare.hxx
@@ -30,6 +30,7 @@
 #ifndef STRING_COMPARE_HXX
 #define STRING_COMPARE_HXX
 
+#include "StringView.hxx"
 #include "Compiler.h"
 
 #ifdef _UNICODE
@@ -42,9 +43,12 @@ StringIsEmpty(const char *string)
   return *string == 0;
 }
 
-gcc_pure
-bool
-StringStartsWith(const char *haystack, const char *needle);
+gcc_pure gcc_nonnull_all
+static inline bool
+StringStartsWith(const char *haystack, StringView needle)
+{
+	return strncmp(haystack, needle.data, needle.size) == 0;
+}
 
 gcc_pure
 bool
@@ -56,8 +60,13 @@ StringEndsWith(const char *haystack, const char *needle);
  * nullptr.
  */
 gcc_pure gcc_nonnull_all
-const char *
-StringAfterPrefix(const char *string, const char *prefix);
+static inline const char *
+StringAfterPrefix(const char *haystack, StringView needle)
+{
+	return StringStartsWith(haystack, needle)
+		? haystack + needle.size
+		: nullptr;
+}
 
 /**
  * Check if the given string ends with the specified suffix.  If yes,
-- 
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