@@ -216,7 +216,7 @@ void show_banner(const char *program_name, int program_birth_year)

 #endif

 }

-void show_version(const char *program_name) {

+void show_version(void) {

      /* TODO: add function interface to avutil and avformat avdevice*/

     printf("%s " FFMPEG_VERSION "\n", program_name);

     printf("libavutil   %d\n"

@@ -25,6 +25,11 @@

 #include <inttypes.h>

 /**

+ * program name, defined by the program for show_version().

+ */

+extern const char program_name[];

+

+/**

  * Parses a string and returns its corresponding value as a double.

  * Exits from the application if the string cannot be correctly

  * parsed or the corresponding value is invalid.

@@ -113,7 +118,7 @@ void show_banner(const char *program_name, int program_birth_year);

  * libraries.

  * @param program_name name of the program

  */

-void show_version(const char *program_name);

+void show_version(void);

 /**

  * Prints the license of the program to stdout. The license depends on

@@ -63,7 +63,7 @@

 #undef exit

-static const char program_name[] = "FFmpeg";

+const char program_name[] = "FFmpeg";

 static const int program_birth_year = 2000;

 /* select an input stream for an output stream */

@@ -3758,7 +3758,7 @@ static int opt_bsf(const char *opt, const char *arg)

 static void opt_show_version(void)

 {

-    show_version(program_name);

+    show_version();

     av_exit(0);

 }

@@ -39,7 +39,7 @@

 #undef exit

-static const char program_name[] = "FFplay";

+const char program_name[] = "FFplay";

 static const int program_birth_year = 2003;

 //#define DEBUG_SYNC

@@ -2440,7 +2440,7 @@ static void opt_show_help(void)

 static void opt_show_version(void)

 {

-    show_version(program_name);

+    show_version();

     exit(0);

 }

@@ -56,7 +56,7 @@

 #undef exit

-static const char program_name[] = "FFserver";

+const char program_name[] = "FFserver";

 static const int program_birth_year = 2000;

 static const OptionDef options[];