Merge pull request #2214 from aybe/libflac-uwp

[libflac] patches for UWP builds

ports/libflac/CONTROL

@@ -1,4 +1,4 @@
 Source: libflac
-Version: 1.3.2-3
+Version: 1.3.2-4
 Description: Library for manipulating FLAC files
 Build-Depends: libogg

ports/libflac/portfile.cmake

@@ -1,8 +1,3 @@
- # libFLAC uses winapi functions not available in WindowsStore
-if (VCPKG_CMAKE_SYSTEM_NAME STREQUAL WindowsStore)
-    message(FATAL_ERROR "Error: UWP builds are currently not supported.")
-endif()
-
 include(vcpkg_common_functions)
 set(SOURCE_PATH ${CURRENT_BUILDTREES_DIR}/src/flac-1.3.2)
 vcpkg_download_distfile(ARCHIVE
@@ -12,6 +7,13 @@ vcpkg_download_distfile(ARCHIVE
 
 vcpkg_extract_source_archive(${ARCHIVE})
 
+vcpkg_apply_patches(
+    SOURCE_PATH ${CURRENT_BUILDTREES_DIR}/src/flac-1.3.2
+    PATCHES
+    "${CMAKE_CURRENT_LIST_DIR}/uwp-library-console.patch"
+    "${CMAKE_CURRENT_LIST_DIR}/uwp-createfile2.patch"
+)
+
 if(VCPKG_TARGET_ARCHITECTURE STREQUAL x86)
     vcpkg_find_acquire_program(NASM)
     get_filename_component(NASM_EXE_PATH ${NASM} DIRECTORY)

ports/libflac/uwp-createfile2.patch

@@ -0,0 +1,38 @@
+diff --git a/src/libFLAC/windows_unicode_filenames.c b/src/libFLAC/windows_unicode_filenames.c
+index 2404e31..d320bf5 100644
+--- a/src/libFLAC/windows_unicode_filenames.c
++++ b/src/libFLAC/windows_unicode_filenames.c
+@@ -185,6 +185,27 @@ int flac_internal_rename_utf8(const char *oldname, const char *newname)
+ 
+ HANDLE WINAPI flac_internal_CreateFile_utf8(const char *lpFileName, DWORD dwDesiredAccess, DWORD dwShareMode, LPSECURITY_ATTRIBUTES lpSecurityAttributes, DWORD dwCreationDisposition, DWORD dwFlagsAndAttributes, HANDLE hTemplateFile)
+ {
++#if defined (WINAPI_FAMILY_PARTITION) && !WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP | WINAPI_PARTITION_SYSTEM)
++	HANDLE handle = INVALID_HANDLE_VALUE;
++
++	if (!utf8_filenames)
++		return handle;
++
++	wchar_t *wname;
++
++	if ((wname = wchar_from_utf8(lpFileName)) != NULL)
++	{
++		CREATEFILE2_EXTENDED_PARAMETERS cfParams = {0};
++		cfParams.dwSize = sizeof(CREATEFILE2_EXTENDED_PARAMETERS);
++		cfParams.dwFileAttributes = dwFlagsAndAttributes & FILE_ATTRIBUTE_NORMAL;
++		cfParams.lpSecurityAttributes = lpSecurityAttributes;
++		cfParams.hTemplateFile = hTemplateFile;
++		handle = CreateFile2(wname, dwDesiredAccess, dwShareMode, dwCreationDisposition, &cfParams);
++		free(wname);
++	}
++
++	return handle;
++#else
+ 	if (!utf8_filenames) {
+ 		return CreateFileA(lpFileName, dwDesiredAccess, dwShareMode, lpSecurityAttributes, dwCreationDisposition, dwFlagsAndAttributes, hTemplateFile);
+ 	} else {
+@@ -198,4 +219,5 @@ HANDLE WINAPI flac_internal_CreateFile_utf8(const char *lpFileName, DWORD dwDesi
+ 
+ 		return handle;
+ 	}
++#endif
+ }

ports/libflac/uwp-library-console.patch

@@ -0,0 +1,53 @@
+diff --git a/src/share/win_utf8_io/win_utf8_io.c b/src/share/win_utf8_io/win_utf8_io.c
+index c61d27f..0870054 100644
+--- a/src/share/win_utf8_io/win_utf8_io.c
++++ b/src/share/win_utf8_io/win_utf8_io.c
+@@ -110,7 +110,11 @@ int get_utf8_argv(int *argc, char ***argv)
+ 	char **utf8argv;
+ 	int ret, i;
+ 
++#if defined (WINAPI_FAMILY_PARTITION) && !WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP | WINAPI_PARTITION_SYSTEM)
++	if ((handle = LoadPackagedLibrary("msvcrt.dll", 0)) == NULL) return 1;
++#else
+ 	if ((handle = LoadLibrary("msvcrt.dll")) == NULL) return 1;
++#endif
+ 	if ((wgetmainargs = (wgetmainargs_t)GetProcAddress(handle, "__wgetmainargs")) == NULL) {
+ 		FreeLibrary(handle);
+ 		return 1;
+@@ -163,6 +167,9 @@ size_t strlen_utf8(const char *str)
+ /* get the console width in characters */
+ int win_get_console_width(void)
+ {
++#if defined (WINAPI_FAMILY_PARTITION) && !WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP | WINAPI_PARTITION_SYSTEM)
++	return 80;
++#else
+ 	int width = 80;
+ 	CONSOLE_SCREEN_BUFFER_INFO csbi;
+ 	HANDLE hOut = GetStdHandle(STD_OUTPUT_HANDLE);
+@@ -170,6 +177,7 @@ int win_get_console_width(void)
+ 		if (GetConsoleScreenBufferInfo(hOut, &csbi) != 0)
+ 			width = csbi.dwSize.X;
+ 	return width;
++#endif
+ }
+ 
+ /* print functions */
+@@ -179,6 +187,10 @@ static int wprint_console(FILE *stream, const wchar_t *text, size_t len)
+ 	DWORD out;
+ 	int ret;
+ 
++#if defined (WINAPI_FAMILY_PARTITION) && !WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP | WINAPI_PARTITION_SYSTEM)
++	// disabled for UWP as there's no alternative:
++	// https://docs.microsoft.com/en-us/uwp/win32-and-com/alternatives-to-windows-apis-uwp
++#else
+ 	do {
+ 		if (stream == stdout) {
+ 			HANDLE hOut = GetStdHandle(STD_OUTPUT_HANDLE);
+@@ -197,6 +209,7 @@ static int wprint_console(FILE *stream, const wchar_t *text, size_t len)
+ 			return out;
+ 		}
+ 	} while(0);
++#endif
+ 
+ 	ret = fputws(text, stream);
+ 	if (ret < 0)