tools_common.h: fix usage_exit() prototype

+ the definitions in the examples

silences a missing-prototype warning

Change-Id: I7c064cacd6d2073a6107de6c3e2cc46ef8a68411

examples/decode_to_md5.c

@@ -71,7 +71,7 @@ static void print_md5(FILE *stream, unsigned char digest[16]) {
 
 static const char *exec_name;
 
-void usage_exit() {
+void usage_exit(void) {
   fprintf(stderr, "Usage: %s <infile> <outfile>\n", exec_name);
   exit(EXIT_FAILURE);
 }

examples/decode_with_drops.c

@@ -65,7 +65,7 @@
 
 static const char *exec_name;
 
-void usage_exit() {
+void usage_exit(void) {
   fprintf(stderr, "Usage: %s <infile> <outfile> <N-M|N/M>\n", exec_name);
   exit(EXIT_FAILURE);
 }

examples/postproc.c

@@ -52,7 +52,7 @@
 
 static const char *exec_name;
 
-void usage_exit() {
+void usage_exit(void) {
   fprintf(stderr, "Usage: %s <infile> <outfile>\n", exec_name);
   exit(EXIT_FAILURE);
 }

examples/resize_util.c

@@ -15,6 +15,7 @@
 #include <stdlib.h>
 #include <string.h>
 
+#include "../tools_common.h"
 #include "../vp9/encoder/vp9_resize.h"
 
 static const char *exec_name = NULL;
@@ -26,7 +27,7 @@ static void usage() {
   printf("<output_yuv> [<frames>]\n");
 }
 
-void usage_exit() {
+void usage_exit(void) {
   usage();
   exit(EXIT_FAILURE);
 }

examples/set_maps.c

@@ -55,7 +55,7 @@
 
 static const char *exec_name;
 
-void usage_exit() {
+void usage_exit(void) {
   fprintf(stderr, "Usage: %s <codec> <width> <height> <infile> <outfile>\n",
           exec_name);
   exit(EXIT_FAILURE);

examples/simple_decoder.c

@@ -88,7 +88,7 @@
 
 static const char *exec_name;
 
-void usage_exit() {
+void usage_exit(void) {
   fprintf(stderr, "Usage: %s <infile> <outfile>\n", exec_name);
   exit(EXIT_FAILURE);
 }

examples/simple_encoder.c

@@ -106,7 +106,7 @@
 
 static const char *exec_name;
 
-void usage_exit() {
+void usage_exit(void) {
   fprintf(stderr,
           "Usage: %s <codec> <width> <height> <infile> <outfile> "
               "<keyframe-interval> [<error-resilient>]\nSee comments in "

examples/twopass_encoder.c

@@ -58,7 +58,7 @@
 
 static const char *exec_name;
 
-void usage_exit() {
+void usage_exit(void) {
   fprintf(stderr, "Usage: %s <codec> <width> <height> <infile> <outfile>\n",
           exec_name);
   exit(EXIT_FAILURE);

examples/vp8_multi_resolution_encoder.c

@@ -41,11 +41,11 @@
 #include "vpx/vpx_encoder.h"
 #include "vpx/vp8cx.h"
 #include "vpx_ports/mem_ops.h"
-#include "./tools_common.h"
+#include "../tools_common.h"
 #define interface (vpx_codec_vp8_cx())
 #define fourcc    0x30385056
 
-void usage_exit() {
+void usage_exit(void) {
   exit(EXIT_FAILURE);
 }
 

examples/vp8cx_set_ref.c

@@ -58,7 +58,7 @@
 
 static const char *exec_name;
 
-void usage_exit() {
+void usage_exit(void) {
   fprintf(stderr, "Usage: %s <width> <height> <infile> <outfile> <frame>\n",
           exec_name);
   exit(EXIT_FAILURE);

examples/vp9_lossless_encoder.c

@@ -20,7 +20,7 @@
 
 static const char *exec_name;
 
-void usage_exit() {
+void usage_exit(void) {
   fprintf(stderr, "vp9_lossless_encoder: Example demonstrating VP9 lossless "
                   "encoding feature. Supports raw input only.\n");
   fprintf(stderr, "Usage: %s <width> <height> <infile> <outfile>\n", exec_name);

examples/vp9_spatial_svc_encoder.c

@@ -116,7 +116,7 @@ typedef struct {
 
 static const char *exec_name;
 
-void usage_exit() {
+void usage_exit(void) {
   fprintf(stderr, "Usage: %s <options> input_filename output_filename\n",
           exec_name);
   fprintf(stderr, "Options:\n");

examples/vpx_temporal_svc_encoder.c

@@ -28,7 +28,7 @@
 
 static const char *exec_name;
 
-void usage_exit() {
+void usage_exit(void) {
   exit(EXIT_FAILURE);
 }
 

tools_common.h

@@ -119,7 +119,7 @@ void warn(const char *fmt, ...);
 void die_codec(vpx_codec_ctx_t *ctx, const char *s) VPX_NO_RETURN;
 
 /* The tool including this file must define usage_exit() */
-void usage_exit() VPX_NO_RETURN;
+void usage_exit(void) VPX_NO_RETURN;
 
 #undef VPX_NO_RETURN
 

vpxdec.c

@@ -169,7 +169,7 @@ static INLINE int libyuv_scale(vpx_image_t *src, vpx_image_t *dst,
 }
 #endif
 
-void usage_exit() {
+void usage_exit(void) {
   int i;
 
   fprintf(stderr, "Usage: %s <options> filename\n\n"

vpxenc.c

@@ -467,7 +467,7 @@ static const int vp9_arg_ctrl_map[] = {
 
 static const arg_def_t *no_args[] = { NULL };
 
-void usage_exit() {
+void usage_exit(void) {
   int i;
 
   fprintf(stderr, "Usage: %s <options> -o dst_filename src_filename \n",