error: sort, pack, and align error code and string definitions

Signed-off-by: Diego Biurrun <diego@biurrun.de>

libavutil/error.c

@@ -25,19 +25,19 @@ int av_strerror(int errnum, char *errbuf, size_t errbuf_size)
     const char *errstr = NULL;
 
     switch (errnum) {
-    case AVERROR_EOF:               errstr = "End of file"; break;
-    case AVERROR_INVALIDDATA:       errstr = "Invalid data found when processing input"; break;
+    case AVERROR_BSF_NOT_FOUND:     errstr = "Bitstream filter not found"                   ; break;
+    case AVERROR_DECODER_NOT_FOUND: errstr = "Decoder not found"                            ; break;
+    case AVERROR_DEMUXER_NOT_FOUND: errstr = "Demuxer not found"                            ; break;
+    case AVERROR_ENCODER_NOT_FOUND: errstr = "Encoder not found"                            ; break;
+    case AVERROR_EOF:               errstr = "End of file"                                  ; break;
+    case AVERROR_EXIT:              errstr = "Immediate exit requested"                     ; break;
+    case AVERROR_FILTER_NOT_FOUND:  errstr = "Filter not found"                             ; break;
+    case AVERROR_INVALIDDATA:       errstr = "Invalid data found when processing input"     ; break;
+    case AVERROR_MUXER_NOT_FOUND:   errstr = "Muxer not found"                              ; break;
+    case AVERROR_OPTION_NOT_FOUND:  errstr = "Option not found"                             ; break;
     case AVERROR_PATCHWELCOME:      errstr = "Not yet implemented in Libav, patches welcome"; break;
-    case AVERROR_DEMUXER_NOT_FOUND: errstr = "Demuxer not found"; break;
-    case AVERROR_MUXER_NOT_FOUND:   errstr = "Muxer not found"; break;
-    case AVERROR_DECODER_NOT_FOUND: errstr = "Decoder not found"; break;
-    case AVERROR_ENCODER_NOT_FOUND: errstr = "Encoder not found"; break;
-    case AVERROR_OPTION_NOT_FOUND:  errstr = "Option not found"; break;
-    case AVERROR_PROTOCOL_NOT_FOUND:errstr = "Protocol not found"; break;
-    case AVERROR_FILTER_NOT_FOUND:  errstr = "Filter not found"; break;
-    case AVERROR_BSF_NOT_FOUND:     errstr = "Bitstream filter not found"; break;
-    case AVERROR_STREAM_NOT_FOUND:  errstr = "Stream not found"; break;
-    case AVERROR_EXIT:              errstr = "Immediate exit requested"; break;
+    case AVERROR_PROTOCOL_NOT_FOUND:errstr = "Protocol not found"                           ; break;
+    case AVERROR_STREAM_NOT_FOUND:  errstr = "Stream not found"                             ; break;
     }
 
     if (errstr) {

libavutil/error.h

@@ -37,24 +37,20 @@
 #define AVUNERROR(e) (e)
 #endif
 
-#define AVERROR_EOF             (-MKTAG('E','O','F',' ')) ///< End of file
-
-#define AVERROR_PATCHWELCOME    (-MKTAG('P','A','W','E')) ///< Not yet implemented in Libav, patches welcome
-
-#define AVERROR_INVALIDDATA     (-MKTAG('I','N','D','A')) ///< Invalid data found when processing input
-
-#define AVERROR_DEMUXER_NOT_FOUND  (-MKTAG(0xF8,'D','E','M')) ///< Demuxer not found
-#define AVERROR_MUXER_NOT_FOUND    (-MKTAG(0xF8,'M','U','X')) ///< Muxer not found
+#define AVERROR_BSF_NOT_FOUND      (-MKTAG(0xF8,'B','S','F')) ///< Bitstream filter not found
 #define AVERROR_DECODER_NOT_FOUND  (-MKTAG(0xF8,'D','E','C')) ///< Decoder not found
+#define AVERROR_DEMUXER_NOT_FOUND  (-MKTAG(0xF8,'D','E','M')) ///< Demuxer not found
 #define AVERROR_ENCODER_NOT_FOUND  (-MKTAG(0xF8,'E','N','C')) ///< Encoder not found
+#define AVERROR_EOF                (-MKTAG( 'E','O','F',' ')) ///< End of file
+#define AVERROR_EXIT               (-MKTAG( 'E','X','I','T')) ///< Immediate exit was requested; the called function should not be restarted
+#define AVERROR_FILTER_NOT_FOUND   (-MKTAG(0xF8,'F','I','L')) ///< Filter not found
+#define AVERROR_INVALIDDATA        (-MKTAG( 'I','N','D','A')) ///< Invalid data found when processing input
+#define AVERROR_MUXER_NOT_FOUND    (-MKTAG(0xF8,'M','U','X')) ///< Muxer not found
 #define AVERROR_OPTION_NOT_FOUND   (-MKTAG(0xF8,'O','P','T')) ///< Option not found
+#define AVERROR_PATCHWELCOME       (-MKTAG( 'P','A','W','E')) ///< Not yet implemented in Libav, patches welcome
 #define AVERROR_PROTOCOL_NOT_FOUND (-MKTAG(0xF8,'P','R','O')) ///< Protocol not found
-#define AVERROR_FILTER_NOT_FOUND   (-MKTAG(0xF8,'F','I','L')) ///< Filter not found
-#define AVERROR_BSF_NOT_FOUND      (-MKTAG(0xF8,'B','S','F')) ///< Bitstream filter not found
 #define AVERROR_STREAM_NOT_FOUND   (-MKTAG(0xF8,'S','T','R')) ///< Stream not found
 
-#define AVERROR_EXIT (-MKTAG('E','X','I','T')) ///< Immediate exit was requested; the called function should not be restarted
-
 /**
  * Put a description of the AVERROR code errnum in errbuf.
  * In case of failure the global variable errno is set to indicate the