[FIX] Fixed issue with cross compiling using MINGW-w64 (#1731)

* Fixed issue with cross compiling using MINGW-w64

* Update ts_tables_epg.c

* Update ccx_encoders_common.h

* Update ccx_common_platform.h

* Update ts_tables_epg.c

formatting changes a recommended by the clang test

---------

Co-authored-by: Prateek Sunal <prtksunal@gmail.com>

Author: rboy1

docs/CHANGES.TXT

@@ -50,6 +50,7 @@
 - Fix: Resolve compile-time error about implicit declarations (#1646)
 - Fix: fatal out of memory error extracting from a VOB PS
 - Fix: Unit Test Rust failing due to changes in Rust Version 1.86.0
+- Fix: Support for MINGW-w64 cross compiling
 - Fix: Build with ENABLE_FFMPEG to support ffmpeg 5
 
 0.94 (2021-12-14)

src/CMakeLists.txt

@@ -119,7 +119,9 @@ set(FREETYPE_SOURCE
         )
 #Windows specific libraries and linker flags
 if(WIN32)
-    include_directories ("${PROJECT_SOURCE_DIR}/thirdparty/win_spec_incld/")
+    if(NOT MINGW)
+        include_directories ("${PROJECT_SOURCE_DIR}/thirdparty/win_spec_incld/")
+    endif()
     include_directories ("${PROJECT_SOURCE_DIR}/thirdparty/win_iconv/")
     aux_source_directory ("${PROJECT_SOURCE_DIR}/thirdparty/win_iconv/" SOURCEFILE)
     set (EXTRA_LIBS ${EXTRA_LIBS} ws2_32 winmm Bcrypt)

src/lib_ccx/ccx_common_platform.h

@@ -26,7 +26,9 @@
 		#undef UINT64_MAX
 		#define UINT64_MAX   _UI64_MAX
 		typedef int socklen_t;
-		typedef int ssize_t;
+		#if !defined(__MINGW64__) && !defined(__MINGW32__)
+		    typedef int ssize_t;
+		#endif
 		typedef uint32_t in_addr_t;
 		#ifndef IN_CLASSD
 			#define IN_CLASSD(i)       (((INT32)(i) & 0xf0000000) == 0xe0000000)
@@ -118,3 +120,4 @@
 	typedef uint8_t UBYTE;
 
 #endif // CCX_PLATFORM_H
+

src/lib_ccx/ccx_encoders_common.h

@@ -2,7 +2,11 @@
 #define _CC_ENCODER_COMMON_H
 
 #ifdef WIN32
-	#include "..\\thirdparty\\win_iconv\\iconv.h"
+	#if defined(__MINGW64__) || defined(__MINGW32__)
+		#include <iconv.h>
+	#else
+		#include "..\\thirdparty\\win_iconv\\iconv.h"
+	#endif
 #else
 	#include "iconv.h"
 #endif

src/lib_ccx/ts_tables_epg.c

@@ -4,7 +4,11 @@
 #include "utility.h"
 #include <stdbool.h>
 #ifdef WIN32
+#if defined(__MINGW64__) || defined(__MINGW32__)
+#include <iconv.h>
+#else
 #include "..\\thirdparty\\win_iconv\\iconv.h"
+#endif
 #else
 #include "iconv.h"
 #endif