Restores terminal background colour on exit

NOTE: Standard output from Direwolf is not affected.

src/aclients.c

@@ -221,6 +221,7 @@ int main (int argc, char *argv[])
 
 	if (num_clients < 1 || num_clients > MAX_CLIENTS) {
 	  printf ("Specify up to %d TNCs on the command line.\n", MAX_CLIENTS);
+	  dw_printf ("\e[0m\e\n\e[0J\e");
 	  exit (1);
 	}
 
@@ -236,13 +237,15 @@ int main (int argc, char *argv[])
 	  p = strtok (stemp, "=");
 	  if (p == NULL) {
 	    printf ("Internal error 1\n");
+	    dw_printf ("\e[0m\e\n\e[0J\e");
 	    exit (1);
 	  }
 	  strlcpy (hostname[j], "localhost", sizeof(hostname[j]));
 	  strlcpy (port[j], p, sizeof(port[j]));
 	  p = strtok (NULL, "=");
 	  if (p == NULL) {
 	    printf ("Missing description after %s\n", port[j]);
+	    dw_printf ("\e[0m\e\n\e[0J\e");
 	    exit (1);
 	  }
 	  strlcpy (description[j], p, sizeof(description[j]));
@@ -291,6 +294,7 @@ int main (int argc, char *argv[])
 	  }
 	  if (client_th[j] == NULL) {
 	    printf ("Internal error: Could not create client thread %d.\n", j);
+	    dw_printf ("\e[0m\e\n\e[0J\e");
 	    exit (1);
 	  }
 #else
@@ -302,6 +306,7 @@ int main (int argc, char *argv[])
 	  }
 	  if (e != 0) {
 	    perror("Internal error: Could not create client thread.");
+	    dw_printf ("\e[0m\e\n\e[0J\e");
 	    exit (1);
 	  }
 #endif
@@ -438,6 +443,7 @@ static void * client_thread_net (void *arg)
 					hostname[my_index], gai_strerror(err));
 #endif
 	  freeaddrinfo(ai_head);
+	  dw_printf ("\e[0m\e\n\e[0J\e");
       	  exit (1);
 	}
 
@@ -536,6 +542,7 @@ static void * client_thread_net (void *arg)
 
  	  printf("Client %d unable to connect to %s on %s (%s), port %s\n", 
 			my_index, description[my_index], hostname[my_index], ipaddr_str, port[my_index] );
+	  dw_printf ("\e[0m\e\n\e[0J\e");
 	  exit (1);
 	}
 
@@ -563,6 +570,7 @@ static void * client_thread_net (void *arg)
 
 	  if (n != sizeof(mon_cmd)) {
 	    printf ("Read error, client %d received %d command bytes.  Terminating.\n", my_index, n);
+	    dw_printf ("\e[0m\e\n\e[0J\e");
 	    exit (1);
 	  }
 
@@ -577,6 +585,7 @@ static void * client_thread_net (void *arg)
 
 	    if (n != mon_cmd.data_len) {
 	      printf ("Read error, client %d received %d data bytes.\n", my_index, n);
+	      dw_printf ("\e[0m\e\n\e[0J\e");
 	      exit (1);
 	    }
 	  }
@@ -682,6 +691,7 @@ static void * client_thread_serial (void *arg)
 	if (fd == MYFDERROR) {
  	  printf("Client %d unable to connect to %s on %s.\n", 
 			my_index, description[my_index], port[my_index] );
+	  dw_printf ("\e[0m\e\n\e[0J\e");
 	  exit (1);
 	}
 
@@ -732,6 +742,7 @@ static void * client_thread_serial (void *arg)
 	if (fd == MYFDERROR) {
  	  printf("Client %d unable to connect to %s on %s.\n", 
 			my_index, description[my_index], port[my_index] );
+	  dw_printf ("\e[0m\e\n\e[0J\e");
 	  exit (1);
 	}
 
@@ -781,6 +792,7 @@ static void * client_thread_serial (void *arg)
 	    if (! ReadFile (fd, &ch, 1, &n, NULL)) {
 	      printf ("Read error on %s.\n", description[my_index]);
 	      CloseHandle (fd);
+	      dw_printf ("\e[0m\e\n\e[0J\e");
 	      exit (1);
 	    }
 
@@ -790,6 +802,7 @@ static void * client_thread_serial (void *arg)
 	    if ( ( n = read(fd, & ch, 1)) < 0) {
 	      printf ("Read error on %s.\n", description[my_index]);
 	      close (fd);
+	      dw_printf ("\e[0m\e\n\e[0J\e");
 	      exit (1);
 	    }
 #endif

src/appserver.c

@@ -56,6 +56,7 @@ static void usage()
 	      dw_printf ("        mycall    is required because that is the callsign for  \n");
 	      dw_printf ("                  which the TNC will accept connections. \n");
 	      dw_printf (" \n");
+	      dw_printf ("\e[0m\e\n\e[0J\e");
 	      exit (EXIT_FAILURE);
 }
 
@@ -192,6 +193,7 @@ int main (int argc, char *argv[])
 	if (agwlib_init (tnc_hostname, tnc_port, agwlib_G_ask_port_information) != 0) {
 	  text_color_set(DW_COLOR_ERROR);
 	  dw_printf ("Could not attach to network TNC %s:%s.\n", tnc_hostname, tnc_port);
+	  dw_printf ("\e[0m\e\n\e[0J\e");
 	  exit (EXIT_FAILURE);
 	}
 

src/atest.c

@@ -314,6 +314,7 @@ int main (int argc, char *argv[])
 	      if (decimate < 1 || decimate > 8) {
 		text_color_set(DW_COLOR_ERROR);
 		dw_printf ("Unreasonable value for -D.\n");
+		dw_printf ("\e[0m\e\n\e[0J\e");
 		exit (EXIT_FAILURE);
 	      }
 	      dw_printf ("Divide audio sample rate by %d\n", decimate);
@@ -331,6 +332,7 @@ int main (int argc, char *argv[])
 	      if (upsample < 1 || upsample > 4) {
 		text_color_set(DW_COLOR_ERROR);
 		dw_printf ("Unreasonable value for -U.\n");
+		dw_printf ("\e[0m\e\n\e[0J\e");
 		exit (EXIT_FAILURE);
 	      }
 	      dw_printf ("Multiply audio sample rate by %d\n", upsample);
@@ -344,6 +346,7 @@ int main (int argc, char *argv[])
 	      if (my_audio_config.achan[0].fix_bits < RETRY_NONE || my_audio_config.achan[0].fix_bits >= RETRY_MAX) {
 		text_color_set(DW_COLOR_ERROR);
 		dw_printf ("Invalid Fix Bits level.\n");
+		dw_printf ("\e[0m\e\n\e[0J\e");
 		exit (EXIT_FAILURE);
 	      }
 	      break;	
@@ -424,6 +427,7 @@ int main (int argc, char *argv[])
         if (my_audio_config.achan[0].baud < MIN_BAUD || my_audio_config.achan[0].baud > MAX_BAUD) {
 	  text_color_set(DW_COLOR_ERROR);
           dw_printf ("Use a more reasonable bit rate in range of %d - %d.\n", MIN_BAUD, MAX_BAUD);
+          dw_printf ("\e[0m\e\n\e[0J\e");
           exit (EXIT_FAILURE);
         }
 
@@ -547,6 +551,7 @@ int main (int argc, char *argv[])
 	  text_color_set(DW_COLOR_ERROR);
           dw_printf ("Couldn't open file for read: %s\n", argv[optind]);
 	  //perror ("more info?");
+          dw_printf ("\e[0m\e\n\e[0J\e");
           exit (EXIT_FAILURE);
         }
 
@@ -561,6 +566,7 @@ int main (int argc, char *argv[])
 	if (strncmp(header.riff, "RIFF", 4) != 0 || strncmp(header.wave, "WAVE", 4) != 0) {
 	  text_color_set(DW_COLOR_ERROR);
           dw_printf ("This is not a .WAV format file.\n");
+          dw_printf ("\e[0m\e\n\e[0J\e");
           exit (EXIT_FAILURE);
 	}
 
@@ -574,11 +580,13 @@ int main (int argc, char *argv[])
 	if (strncmp(chunk.id, "fmt ", 4) != 0) {
 	  text_color_set(DW_COLOR_ERROR);
           dw_printf ("WAV file error: Found \"%4.4s\" where \"fmt \" was expected.\n", chunk.id);
+          dw_printf ("\e[0m\e\n\e[0J\e");
 	  exit(EXIT_FAILURE);
 	}
 	if (chunk.datasize != 16 && chunk.datasize != 18) {
 	  text_color_set(DW_COLOR_ERROR);
           dw_printf ("WAV file error: Need fmt chunk datasize of 16 or 18.  Found %d.\n", chunk.datasize);
+          dw_printf ("\e[0m\e\n\e[0J\e");
 	  exit(EXIT_FAILURE);
 	}
 
@@ -589,24 +597,28 @@ int main (int argc, char *argv[])
 	if (strncmp(wav_data.data, "data", 4) != 0) {
 	  text_color_set(DW_COLOR_ERROR);
           dw_printf ("WAV file error: Found \"%4.4s\" where \"data\" was expected.\n", wav_data.data);
+          dw_printf ("\e[0m\e\n\e[0J\e");
 	  exit(EXIT_FAILURE);
 	}
 
 	if (format.wformattag != 1) {
 	  text_color_set(DW_COLOR_ERROR);
 	  dw_printf ("Sorry, I only understand audio format 1 (PCM).  This file has %d.\n", format.wformattag);
+          dw_printf ("\e[0m\e\n\e[0J\e");
 	  exit (EXIT_FAILURE);
 	}
 
 	if (format.nchannels != 1 && format.nchannels != 2) {
 	  text_color_set(DW_COLOR_ERROR);
 	  dw_printf ("Sorry, I only understand 1 or 2 channels.  This file has %d.\n", format.nchannels);
+          dw_printf ("\e[0m\e\n\e[0J\e");
 	  exit (EXIT_FAILURE);
 	}
 
 	if (format.wbitspersample != 8 && format.wbitspersample != 16) {
 	  text_color_set(DW_COLOR_ERROR);
 	  dw_printf ("Sorry, I only understand 8 or 16 bits per sample.  This file has %d.\n", format.wbitspersample);
+          dw_printf ("\e[0m\e\n\e[0J\e");
 	  exit (EXIT_FAILURE);
 	}
 
@@ -709,14 +721,17 @@ int main (int argc, char *argv[])
 	if (error_if_less_than != -1 && packets_decoded_total < error_if_less_than) {
 	  text_color_set(DW_COLOR_ERROR);
 	  dw_printf ("\n * * * TEST FAILED: number decoded is less than %d * * * \n", error_if_less_than);
+          dw_printf ("\e[0m\e\n\e[0J\e");
 	  exit (EXIT_FAILURE);
 	}
 	if (error_if_greater_than != -1 && packets_decoded_total > error_if_greater_than) {
 	  text_color_set(DW_COLOR_ERROR);
 	  dw_printf ("\n * * * TEST FAILED: number decoded is greater than %d * * * \n", error_if_greater_than);
+          dw_printf ("\e[0m\e\n\e[0J\e");
 	  exit (EXIT_FAILURE);
 	}
 
+        dw_printf ("\e[0m\e\n\e[0J\e");
 	exit (EXIT_SUCCESS);
 }
 
@@ -1008,6 +1023,7 @@ static void usage (void) {
 	dw_printf ("              Try  different combinations of options to compare decoding\n");
 	dw_printf ("              performance.\n");
 
+        dw_printf ("\e[0m\e\n\e[0J\e");
 	exit (1);
 }
 

src/audio.c

@@ -1056,6 +1056,7 @@ int audio_get (int a)
 	      if (res <= 0) {
 	        text_color_set(DW_COLOR_INFO);
 	        dw_printf ("\nEnd of file on stdin.  Exiting.\n");
+                dw_printf ("\e[0m\e\n\e[0J\e");
 	        exit (0);
 	      }
 

src/audio_portaudio.c

@@ -1084,6 +1084,7 @@ int audio_get (int a)
 				if (res <= 0) {
 					text_color_set(DW_COLOR_INFO);
 					dw_printf ("\nEnd of file on stdin.  Exiting.\n");
+					dw_printf ("\e[0m\e\n\e[0J\e");
 					exit (0);
 				}
 

src/audio_win.c

@@ -890,6 +890,7 @@ int audio_get (int a)
 	      if (res <= 0) {
 	        text_color_set(DW_COLOR_INFO);
 	        dw_printf ("\nEnd of file on stdin.  Exiting.\n");
+		dw_printf ("\e[0m\e\n\e[0J\e");
 	        exit (0);
 	      }
 

src/ax25_pad2.c

@@ -929,6 +929,7 @@ int main ()
 	dw_printf ("\n----------\n\n");
 	dw_printf ("\nSUCCESS!\n");
 
+	dw_printf ("\e[0m\e\n\e[0J\e");
 	exit (EXIT_SUCCESS);
 
 } /* end main */

src/cm108.c

@@ -685,6 +685,7 @@ int main (int argc, char *argv[])
 	if (argc != 2) {
 	  text_color_set(DW_COLOR_ERROR);
 	  dw_printf ("Specify HID path on command line.\n");
+	  dw_printf ("\e[0m\e\n\e[0J\e");
 	  exit (1);
 	}
 

src/config.c

@@ -1833,6 +1833,7 @@ void config_init (char *fname, struct audio_s *p_audio_config,
 #if __WIN32__
 	      text_color_set(DW_COLOR_ERROR);
 	      dw_printf ("Config file line %d: Windows version of direwolf does not support HAMLIB.\n", line);
+	      dw_printf ("\e[0m\e\n\e[0J\e");
 	      exit (EXIT_FAILURE);
 #else
 	      text_color_set(DW_COLOR_ERROR);
@@ -1919,6 +1920,7 @@ void config_init (char *fname, struct audio_s *p_audio_config,
 	      dw_printf ("You must rebuild direwolf with CM108 Audio Adapter GPIO PTT support.\n");
 	      dw_printf ("See User Guide for details.\n");
 #endif
+	      dw_printf ("\e[0m\e\n\e[0J\e");
 	      exit (EXIT_FAILURE);
 #endif
 	    }
@@ -4219,6 +4221,7 @@ void config_init (char *fname, struct audio_s *p_audio_config,
    	      }
 	    }
 	    //dw_printf ("DEBUG  server=%s   port=%d\n", p_igate_config->t2_server_name, p_igate_config->t2_server_port);
+	    //dw_printf ("\e[0m\e\n\e[0J\e");
 	    //exit (0);
 	  }
 

src/decode_aprs.c

@@ -4805,6 +4805,7 @@ int main (int argc, char *argv[])
 	if (argc >= 2) {
 	  if (freopen (argv[1], "r", stdin) == NULL) {
 	    fprintf(stderr, "Can't open %s for read.\n", argv[1]);
+	    dw_printf ("\e[0m\e\n\e[0J\e");
 	    exit(1);
 	  }
 	}

src/demod.c

@@ -993,6 +993,7 @@ void demod_process_sample (int chan, int subchan, int sam)
 	      text_color_set(DW_COLOR_ERROR);
 	      dw_printf ("Invalid combination of options.  Exiting.\n");
 	      // Would probably work but haven't thought about it or tested yet.
+	      dw_printf ("\e[0m\e\n\e[0J\e");
 	      exit (1);
 	    }
 	    else {

src/demod_afsk.c

@@ -267,6 +267,7 @@ void demod_afsk_init (int samples_per_sec, int baud, int mark_freq,
 
 	    text_color_set(DW_COLOR_ERROR);
 	    dw_printf ("Invalid filter profile = %c\n", profile);
+	    dw_printf ("\e[0m\e\n\e[0J\e");
 	    exit (1);
 	}
 
@@ -352,6 +353,7 @@ void demod_afsk_init (int samples_per_sec, int baud, int mark_freq,
 	  dw_printf ("Decrease the audio sample rate or increase the baud rate or\n");
 	  dw_printf ("recompile the application with MAX_FILTER_SIZE larger than %d.\n",
 							MAX_FILTER_SIZE);
+	  dw_printf ("\e[0m\e\n\e[0J\e");
 	  exit (1);
 	}
 
@@ -362,6 +364,7 @@ void demod_afsk_init (int samples_per_sec, int baud, int mark_freq,
 	  dw_printf ("Decrease the audio sample rate or increase the baud rate or\n");
 	  dw_printf ("recompile the application with MAX_FILTER_SIZE larger than %d.\n",
 							MAX_FILTER_SIZE);
+	  dw_printf ("\e[0m\e\n\e[0J\e");
 	  exit (1);
 	}
 
@@ -374,6 +377,7 @@ void demod_afsk_init (int samples_per_sec, int baud, int mark_freq,
 	  dw_printf ("Decrease the audio sample rate or increase the baud rate or\n");
 	  dw_printf ("recompile the application with MAX_FILTER_SIZE larger than %d.\n",
 							MAX_FILTER_SIZE);
+	  dw_printf ("\e[0m\e\n\e[0J\e");
 	  exit (1);
 	}
 

src/demod_psk.c

@@ -446,6 +446,7 @@ void demod_psk_init (enum modem_t modem_type, enum v26_e v26_alt, int samples_pe
 	  dw_printf ("Decrease the audio sample rate or increase the baud rate or\n");
 	  dw_printf ("recompile the application with MAX_FILTER_SIZE larger than %d.\n",
 							MAX_FILTER_SIZE);
+	  dw_printf ("\e[0m\e\n\e[0J\e");
 	  exit (1);
 	}
 
@@ -455,6 +456,7 @@ void demod_psk_init (enum modem_t modem_type, enum v26_e v26_alt, int samples_pe
 	  dw_printf ("Decrease the audio sample rate or increase the baud rate or\n");
 	  dw_printf ("recompile the application with MAX_FILTER_SIZE larger than %d.\n",
 							MAX_FILTER_SIZE);
+	  dw_printf ("\e[0m\e\n\e[0J\e");
 	  exit (1);
 	}
 
@@ -464,6 +466,7 @@ void demod_psk_init (enum modem_t modem_type, enum v26_e v26_alt, int samples_pe
 	  dw_printf ("Decrease the audio sample rate or increase the baud rate or\n");
 	  dw_printf ("recompile the application with MAX_FILTER_SIZE larger than %d.\n",
 							MAX_FILTER_SIZE);
+	  dw_printf ("\e[0m\e\n\e[0J\e");
 	  exit (1);
 	}
 

src/digipeater.c

@@ -737,6 +737,7 @@ int main (int argc, char *argv[])
 	  regerror (e, &alias_re, message, sizeof(message));
 	  text_color_set(DW_COLOR_ERROR);
 	  dw_printf ("\n%s\n\n", message);
+	  dw_printf ("\e[0m\e\n\e[0J\e");
 	  exit (1);
 	}
 
@@ -745,6 +746,7 @@ int main (int argc, char *argv[])
 	  regerror (e, &wide_re, message, sizeof(message));
 	  text_color_set(DW_COLOR_ERROR);
 	  dw_printf ("\n%s\n\n", message);
+	  dw_printf ("\e[0m\e\n\e[0J\e");
 	  exit (1);
 	}