rename attribute_unused to av_unused and moves its declaration to common.h

patch by Carl Eugen Hoyos cehoyos chez ag or at
original thread: [FFmpeg-devel] [PATCH] attribute_unused -> av_unused
date: 05/29/2007 01:23 PM

Originally committed as revision 9155 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavcodec/4xm.c

@@ -555,7 +555,7 @@ static int decode_i_frame(FourXContext *f, uint8_t *buf, int length){
     uint16_t *dst= (uint16_t*)f->current_picture.data[0];
     const int stride= f->current_picture.linesize[0]>>1;
     const unsigned int bitstream_size= get32(buf);
-    const int token_count attribute_unused = get32(buf + bitstream_size + 8);
+    const int token_count av_unused = get32(buf + bitstream_size + 8);
     unsigned int prestream_size= 4*get32(buf + bitstream_size + 4);
     uint8_t *prestream= buf + bitstream_size + 12;
 

libavcodec/cabac.h

@@ -539,7 +539,7 @@ static av_always_inline int get_cabac_inline(CABACContext *c, uint8_t * const st
 #else /* defined(ARCH_X86) && defined(CONFIG_7REGS) && defined(HAVE_EBX_AVAILABLE) && !defined(BROKEN_RELOCATIONS) */
     int s = *state;
     int RangeLPS= ff_h264_lps_range[2*(c->range&0xC0) + s];
-    int bit, lps_mask attribute_unused;
+    int bit, lps_mask av_unused;
 
     c->range -= RangeLPS;
 #ifndef BRANCHLESS_CABAC_DECODER

libavcodec/dvdata.h

@@ -2534,7 +2534,7 @@ static const uint8_t dv_audio_shuffle625[12][9] = {
   {  31,  67, 103,  21,  57,  93,  11,  47,  83},
 };
 
-static const attribute_unused int dv_audio_frequency[3] = {
+static const av_unused int dv_audio_frequency[3] = {
     48000, 44100, 32000,
 };
 

libavcodec/h264.c

@@ -1733,22 +1733,22 @@ static void pred4x4_128_dc_c(uint8_t *src, uint8_t *topright, int stride){
 
 
 #define LOAD_TOP_RIGHT_EDGE\
-    const int attribute_unused t4= topright[0];\
-    const int attribute_unused t5= topright[1];\
-    const int attribute_unused t6= topright[2];\
-    const int attribute_unused t7= topright[3];\
+    const int av_unused t4= topright[0];\
+    const int av_unused t5= topright[1];\
+    const int av_unused t6= topright[2];\
+    const int av_unused t7= topright[3];\
 
 #define LOAD_LEFT_EDGE\
-    const int attribute_unused l0= src[-1+0*stride];\
-    const int attribute_unused l1= src[-1+1*stride];\
-    const int attribute_unused l2= src[-1+2*stride];\
-    const int attribute_unused l3= src[-1+3*stride];\
+    const int av_unused l0= src[-1+0*stride];\
+    const int av_unused l1= src[-1+1*stride];\
+    const int av_unused l2= src[-1+2*stride];\
+    const int av_unused l3= src[-1+3*stride];\
 
 #define LOAD_TOP_EDGE\
-    const int attribute_unused t0= src[ 0-1*stride];\
-    const int attribute_unused t1= src[ 1-1*stride];\
-    const int attribute_unused t2= src[ 2-1*stride];\
-    const int attribute_unused t3= src[ 3-1*stride];\
+    const int av_unused t0= src[ 0-1*stride];\
+    const int av_unused t1= src[ 1-1*stride];\
+    const int av_unused t2= src[ 2-1*stride];\
+    const int av_unused t3= src[ 3-1*stride];\
 
 static void pred4x4_down_right_c(uint8_t *src, uint8_t *topright, int stride){
     const int lt= src[-1-1*stride];
@@ -2159,7 +2159,7 @@ void ff_pred8x8_plane_c(uint8_t *src, int stride){
     const int l0 = ((has_topleft ? SRC(-1,-1) : SRC(-1,0)) \
                      + 2*SRC(-1,0) + SRC(-1,1) + 2) >> 2; \
     PL(1) PL(2) PL(3) PL(4) PL(5) PL(6) \
-    const int l7 attribute_unused = (SRC(-1,6) + 3*SRC(-1,7) + 2) >> 2
+    const int l7 av_unused = (SRC(-1,6) + 3*SRC(-1,7) + 2) >> 2
 
 #define PT(x) \
     const int t##x = (SRC(x-1,-1) + 2*SRC(x,-1) + SRC(x+1,-1) + 2) >> 2;
@@ -2167,7 +2167,7 @@ void ff_pred8x8_plane_c(uint8_t *src, int stride){
     const int t0 = ((has_topleft ? SRC(-1,-1) : SRC(0,-1)) \
                      + 2*SRC(0,-1) + SRC(1,-1) + 2) >> 2; \
     PT(1) PT(2) PT(3) PT(4) PT(5) PT(6) \
-    const int t7 attribute_unused = ((has_topright ? SRC(8,-1) : SRC(7,-1)) \
+    const int t7 av_unused = ((has_topright ? SRC(8,-1) : SRC(7,-1)) \
                      + 2*SRC(7,-1) + SRC(6,-1) + 2) >> 2
 
 #define PTR(x) \

libavcodec/i386/dsputil_mmx_rnd.h

@@ -57,7 +57,7 @@ static void DEF(put, pixels8_x2)(uint8_t *block, const uint8_t *pixels, int line
         :REG_a, "memory");
 }
 
-static void attribute_unused DEF(put, pixels8_l2)(uint8_t *dst, uint8_t *src1, uint8_t *src2, int dstStride, int src1Stride, int h)
+static void av_unused DEF(put, pixels8_l2)(uint8_t *dst, uint8_t *src1, uint8_t *src2, int dstStride, int src1Stride, int h)
 {
     MOVQ_BFE(mm6);
     __asm __volatile(
@@ -153,7 +153,7 @@ static void DEF(put, pixels16_x2)(uint8_t *block, const uint8_t *pixels, int lin
         :REG_a, "memory");
 }
 
-static void attribute_unused DEF(put, pixels16_l2)(uint8_t *dst, uint8_t *src1, uint8_t *src2, int dstStride, int src1Stride, int h)
+static void av_unused DEF(put, pixels16_l2)(uint8_t *dst, uint8_t *src1, uint8_t *src2, int dstStride, int src1Stride, int h)
 {
     MOVQ_BFE(mm6);
     __asm __volatile(
@@ -298,7 +298,7 @@ static void DEF(put, pixels8_xy2)(uint8_t *block, const uint8_t *pixels, int lin
 }
 
 // avg_pixels
-static void attribute_unused DEF(avg, pixels4)(uint8_t *block, const uint8_t *pixels, int line_size, int h)
+static void av_unused DEF(avg, pixels4)(uint8_t *block, const uint8_t *pixels, int line_size, int h)
 {
     MOVQ_BFE(mm6);
     JUMPALIGN();
@@ -380,7 +380,7 @@ static void DEF(avg, pixels8_x2)(uint8_t *block, const uint8_t *pixels, int line
     } while (--h);
 }
 
-static attribute_unused void DEF(avg, pixels8_l2)(uint8_t *dst, uint8_t *src1, uint8_t *src2, int dstStride, int src1Stride, int h)
+static av_unused void DEF(avg, pixels8_l2)(uint8_t *dst, uint8_t *src1, uint8_t *src2, int dstStride, int src1Stride, int h)
 {
     MOVQ_BFE(mm6);
     JUMPALIGN();
@@ -427,7 +427,7 @@ static void DEF(avg, pixels16_x2)(uint8_t *block, const uint8_t *pixels, int lin
     } while (--h);
 }
 
-static attribute_unused void DEF(avg, pixels16_l2)(uint8_t *dst, uint8_t *src1, uint8_t *src2, int dstStride, int src1Stride, int h)
+static av_unused void DEF(avg, pixels16_l2)(uint8_t *dst, uint8_t *src1, uint8_t *src2, int dstStride, int src1Stride, int h)
 {
     MOVQ_BFE(mm6);
     JUMPALIGN();

libavcodec/motion_est_template.c

@@ -27,11 +27,11 @@
 
 //lets hope gcc will remove the unused vars ...(gcc 3.2.2 seems to do it ...)
 #define LOAD_COMMON\
-    uint32_t attribute_unused * const score_map= c->score_map;\
-    const int attribute_unused xmin= c->xmin;\
-    const int attribute_unused ymin= c->ymin;\
-    const int attribute_unused xmax= c->xmax;\
-    const int attribute_unused ymax= c->ymax;\
+    uint32_t av_unused * const score_map= c->score_map;\
+    const int av_unused xmin= c->xmin;\
+    const int av_unused ymin= c->ymin;\
+    const int av_unused xmax= c->xmax;\
+    const int av_unused ymax= c->ymax;\
     uint8_t *mv_penalty= c->current_mv_penalty;\
     const int pred_x= c->pred_x;\
     const int pred_y= c->pred_y;\

libavcodec/rangecoder.h

@@ -103,7 +103,7 @@ static inline void refill(RangeCoder *c){
 
 static inline int get_rac(RangeCoder *c, uint8_t * const state){
     int range1= (c->range * (*state)) >> 8;
-    int attribute_unused one_mask;
+    int av_unused one_mask;
 
     c->range -= range1;
 #if 1

libavcodec/svq3.c

@@ -183,8 +183,8 @@ static void svq3_add_idct_c (uint8_t *dst, DCTELEM *block, int stride, int qp, i
 static void pred4x4_down_left_svq3_c(uint8_t *src, uint8_t *topright, int stride){
     LOAD_TOP_EDGE
     LOAD_LEFT_EDGE
-    const attribute_unused int unu0= t0;
-    const attribute_unused int unu1= l0;
+    const av_unused int unu0= t0;
+    const av_unused int unu1= l0;
 
     src[0+0*stride]=(l1 + t1)>>1;
     src[1+0*stride]=

libavutil/common.h

@@ -63,6 +63,14 @@
 #endif
 #endif
 
+#ifndef av_unused
+#if defined(__GNUC__)
+#    define av_unused __attribute__((unused))
+#else
+#    define av_unused
+#endif
+#endif
+
 #include "mem.h"
 
 //rounded divison & shift

libavutil/internal.h

@@ -34,14 +34,6 @@
 #endif
 #endif
 
-#ifndef attribute_unused
-#if defined(__GNUC__)
-#    define attribute_unused __attribute__((unused))
-#else
-#    define attribute_unused
-#endif
-#endif
-
 #ifndef M_PI
 #define M_PI    3.14159265358979323846
 #endif

libavutil/md5.c

@@ -87,7 +87,7 @@ static const uint32_t T[64] = { // T[i]= fabs(sin(i+1)<<32)
 static void body(uint32_t ABCD[4], uint32_t X[16]){
 
     int t;
-    int i attribute_unused;
+    int i av_unused;
     unsigned int a= ABCD[3];
     unsigned int b= ABCD[2];
     unsigned int c= ABCD[1];