cygwin compatibility fix for ifdef underscores, and __inline for C vs inline which is C++

BUG=none
TEST=none
Review URL: http://webrtc-codereview.appspot.com/335003

git-svn-id: http://libyuv.googlecode.com/svn/trunk@115 16f28f9a-4ce2-e073-06de-1de4eb20be90

README.chromium

 Name: libyuv
 URL: http://code.google.com/p/libyuv/
-Version: 114
+Version: 115
 License: BSD
 License File: LICENSE
 

include/libyuv/cpu_id.h

@@ -29,7 +29,7 @@ static const int kCpuInitialized = 8;
 // Detect CPU has SSE2 etc.
 // test_flag parameter should be one of kCpuHas constants above
 // returns non-zero if instruction set is detected
-static inline int TestCpuFlag(int test_flag) {
+static __inline int TestCpuFlag(int test_flag) {
   extern int cpu_info_;
   extern int InitCpuFlags();
   return (cpu_info_ ? cpu_info_ : InitCpuFlags()) & test_flag;

source/convert.cc

@@ -30,7 +30,7 @@ namespace libyuv {
 extern "C" {
 #endif
 
-static inline uint8 Clip(int32 val) {
+static __inline uint8 Clip(int32 val) {
   if (val < 0) {
     return (uint8) 0;
   } else if (val > 255){

source/cpu_id.cc

@@ -22,7 +22,7 @@
 
 // TODO(fbarchard): Use cpuid.h when gcc 4.4 is used on OSX and Linux.
 #if (defined(__pic__) || defined(__APPLE__)) && defined(__i386__)
-static inline void __cpuid(int cpu_info[4], int info_type) {
+static __inline void __cpuid(int cpu_info[4], int info_type) {
   asm volatile (
     "mov %%ebx, %%edi                          \n"
     "cpuid                                     \n"
@@ -32,7 +32,7 @@ static inline void __cpuid(int cpu_info[4], int info_type) {
   );
 }
 #elif defined(__i386__) || defined(__x86_64__)
-static inline void __cpuid(int cpu_info[4], int info_type) {
+static __inline void __cpuid(int cpu_info[4], int info_type) {
   asm volatile (
     "cpuid                                     \n"
     : "=a"(cpu_info[0]), "=b"(cpu_info[1]), "=c"(cpu_info[2]), "=d"(cpu_info[3])

source/row_common.cc

@@ -107,14 +107,14 @@ void RAWToUVRow_C(const uint8* src_argb, int src_stride_argb,
   ARGBToUVRow_C(row, kMaxStride, dst_u, dst_v, pix);
 }
 
-static inline int RGBToY(uint8 r, uint8 g, uint8 b) {
+static __inline int RGBToY(uint8 r, uint8 g, uint8 b) {
   return (( 66 * r + 129 * g +  25 * b + 128) >> 8) + 16;
 }
 
-static inline int RGBToU(uint8 r, uint8 g, uint8 b) {
+static __inline int RGBToU(uint8 r, uint8 g, uint8 b) {
   return ((-38 * r -  74 * g + 112 * b + 128) >> 8) + 128;
 }
-static inline int RGBToV(uint8 r, uint8 g, uint8 b) {
+static __inline int RGBToV(uint8 r, uint8 g, uint8 b) {
   return ((112 * r -  94 * g -  18 * b + 128) >> 8) + 128;
 }
 
@@ -239,7 +239,7 @@ void I400ToARGBRow_C(const uint8* src_y, uint8* dst_argb, int pix) {
 #define BG UG * 128 + VG * 128
 #define BR UR * 128 + VR * 128
 
-static inline uint32 Clip(int32 val) {
+static __inline uint32 Clip(int32 val) {
   if (val < 0) {
     return (uint32) 0;
   } else if (val > 255){
@@ -248,7 +248,7 @@ static inline uint32 Clip(int32 val) {
   return (uint32) val;
 }
 
-static inline void YuvPixel(uint8 y, uint8 u, uint8 v, uint8* rgb_buf,
+static __inline void YuvPixel(uint8 y, uint8 u, uint8 v, uint8* rgb_buf,
                             int ashift, int rshift, int gshift, int bshift) {
   int32 y1 = (static_cast<int32>(y) - 16) * YG;
   uint32 b = Clip(static_cast<int32>((u * UB + v * VB) - (BB) + y1) >> 6);

source/scale.cc

@@ -514,7 +514,8 @@ static void ScaleRowDown38_2_Int_NEON(const uint8* src_ptr, int src_stride,
     !defined(YUV_DISABLE_ASM)
 #if defined(_MSC_VER)
 #define TALIGN16(t, var) __declspec(align(16)) t _ ## var
-#elif (defined(__APPLE__) || defined(__MINGW32__)) && defined(__i386__)
+#elif (defined(__APPLE__) || defined(__MINGW32__) || defined(__CYGWIN__)) && \
+    defined(__i386__)
 #define TALIGN16(t, var) t var __attribute__((aligned(16)))
 #else
 #define TALIGN16(t, var) t _ ## var __attribute__((aligned(16)))
@@ -3265,8 +3266,8 @@ static void ScalePlaneDown38(int src_width, int src_height,
   }
 }
 
-inline static uint32 SumBox(int iboxwidth, int iboxheight,
-                            int src_stride, const uint8* src_ptr) {
+static __inline uint32 SumBox(int iboxwidth, int iboxheight,
+                              int src_stride, const uint8* src_ptr) {
   assert(iboxwidth > 0);
   assert(iboxheight > 0);
   uint32 sum = 0u;
@@ -3292,7 +3293,7 @@ static void ScalePlaneBoxRow(int dst_width, int boxheight,
   }
 }
 
-inline static uint32 SumPixels(int iboxwidth, const uint16* src_ptr) {
+static __inline uint32 SumPixels(int iboxwidth, const uint16* src_ptr) {
   assert(iboxwidth > 0);
   uint32 sum = 0u;
   for (int x = 0; x < iboxwidth; ++x) {