From c641ca90a99bd9f7f5e62bea0b84766b948c6db3 Mon Sep 17 00:00:00 2001
From: Max Kellermann <max@duempel.org>
Date: Sun, 30 Nov 2014 10:53:05 +0100
Subject: lib/icu/Collate: move code to Util.cxx

---
 src/lib/icu/Collate.cxx | 45 +------------------------------
 src/lib/icu/Util.cxx    | 72 +++++++++++++++++++++++++++++++++++++++++++++++++
 src/lib/icu/Util.hxx    | 44 ++++++++++++++++++++++++++++++
 3 files changed, 117 insertions(+), 44 deletions(-)
 create mode 100644 src/lib/icu/Util.cxx
 create mode 100644 src/lib/icu/Util.hxx

(limited to 'src')

diff --git a/src/lib/icu/Collate.cxx b/src/lib/icu/Collate.cxx
index b8560a4d8..1dde5d5e2 100644
--- a/src/lib/icu/Collate.cxx
+++ b/src/lib/icu/Collate.cxx
@@ -21,6 +21,7 @@
 #include "Collate.hxx"
 
 #ifdef HAVE_ICU
+#include "Util.hxx"
 #include "Error.hxx"
 #include "util/WritableBuffer.hxx"
 #include "util/ConstBuffer.hxx"
@@ -71,50 +72,6 @@ IcuCollateFinish()
 	ucol_close(collator);
 }
 
-static WritableBuffer<UChar>
-UCharFromUTF8(const char *src)
-{
-	assert(src != nullptr);
-
-	const size_t src_length = strlen(src);
-	const size_t dest_capacity = src_length;
-	UChar *dest = new UChar[dest_capacity];
-
-	UErrorCode error_code = U_ZERO_ERROR;
-	int32_t dest_length;
-	u_strFromUTF8(dest, dest_capacity, &dest_length,
-		      src, src_length,
-		      &error_code);
-	if (U_FAILURE(error_code)) {
-		delete[] dest;
-		return nullptr;
-	}
-
-	return { dest, size_t(dest_length) };
-}
-
-static WritableBuffer<char>
-UCharToUTF8(ConstBuffer<UChar> src)
-{
-	assert(!src.IsNull());
-
-	/* worst-case estimate */
-	size_t dest_capacity = 4 * src.size;
-
-	char *dest = new char[dest_capacity];
-
-	UErrorCode error_code = U_ZERO_ERROR;
-	int32_t dest_length;
-	u_strToUTF8(dest, dest_capacity, &dest_length, src.data, src.size,
-		    &error_code);
-	if (U_FAILURE(error_code)) {
-		delete[] dest;
-		return nullptr;
-	}
-
-	return { dest, size_t(dest_length) };
-}
-
 #endif
 
 gcc_pure
diff --git a/src/lib/icu/Util.cxx b/src/lib/icu/Util.cxx
new file mode 100644
index 000000000..a18043c03
--- /dev/null
+++ b/src/lib/icu/Util.cxx
@@ -0,0 +1,72 @@
+/*
+ * Copyright (C) 2003-2014 The Music Player Daemon Project
+ * http://www.musicpd.org
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include "config.h"
+#include "Util.hxx"
+#include "util/WritableBuffer.hxx"
+#include "util/ConstBuffer.hxx"
+
+#include <unicode/ustring.h>
+
+#include <assert.h>
+#include <string.h>
+
+WritableBuffer<UChar>
+UCharFromUTF8(const char *src)
+{
+	assert(src != nullptr);
+
+	const size_t src_length = strlen(src);
+	const size_t dest_capacity = src_length;
+	UChar *dest = new UChar[dest_capacity];
+
+	UErrorCode error_code = U_ZERO_ERROR;
+	int32_t dest_length;
+	u_strFromUTF8(dest, dest_capacity, &dest_length,
+		      src, src_length,
+		      &error_code);
+	if (U_FAILURE(error_code)) {
+		delete[] dest;
+		return nullptr;
+	}
+
+	return { dest, size_t(dest_length) };
+}
+
+WritableBuffer<char>
+UCharToUTF8(ConstBuffer<UChar> src)
+{
+	assert(!src.IsNull());
+
+	/* worst-case estimate */
+	size_t dest_capacity = 4 * src.size;
+
+	char *dest = new char[dest_capacity];
+
+	UErrorCode error_code = U_ZERO_ERROR;
+	int32_t dest_length;
+	u_strToUTF8(dest, dest_capacity, &dest_length, src.data, src.size,
+		    &error_code);
+	if (U_FAILURE(error_code)) {
+		delete[] dest;
+		return nullptr;
+	}
+
+	return { dest, size_t(dest_length) };
+}
diff --git a/src/lib/icu/Util.hxx b/src/lib/icu/Util.hxx
new file mode 100644
index 000000000..ce80bb3fd
--- /dev/null
+++ b/src/lib/icu/Util.hxx
@@ -0,0 +1,44 @@
+/*
+ * Copyright (C) 2003-2014 The Music Player Daemon Project
+ * http://www.musicpd.org
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifndef MPD_ICU_UTIL_HXX
+#define MPD_ICU_UTIL_HXX
+
+#include "check.h"
+
+#include <unicode/utypes.h>
+
+template<typename T> struct WritableBuffer;
+template<typename T> struct ConstBuffer;
+
+/**
+ * Wrapper for u_strFromUTF8().  The returned pointer must be freed
+ * with delete[].
+ */
+WritableBuffer<UChar>
+UCharFromUTF8(const char *src);
+
+/**
+ * Wrapper for u_strToUTF8().  The returned pointer must be freed with
+ * delete[].
+ */
+WritableBuffer<char>
+UCharToUTF8(ConstBuffer<UChar> src);
+
+#endif
-- 
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