From 58a113df9678b4502f87e0e91fc01d023a59393d Mon Sep 17 00:00:00 2001
From: Bluebie <a@creativepony.com>
Date: Wed, 20 Feb 2013 14:22:25 +1100
Subject: commandline: bugfixes for -1 error after erase on OS X - auto recover
 now works

---
 commandline/examples/micronucleus.c    | 22 ++++++++++++++--------
 commandline/library/micronucleus_lib.c | 19 +++++++++++++------
 2 files changed, 27 insertions(+), 14 deletions(-)

(limited to 'commandline')

diff --git a/commandline/examples/micronucleus.c b/commandline/examples/micronucleus.c
index e5fc355..7f5fd8c 100644
--- a/commandline/examples/micronucleus.c
+++ b/commandline/examples/micronucleus.c
@@ -72,11 +72,11 @@ int main(int argc, char **argv) {
   progress_total_steps = 5; // steps: waiting, connecting, parsing, erasing, writing, (running)?
   dump_progress = 0;
   timeout = 0; // no timeout by default
-  #if defined(WIN)
-    use_ansi = 0;
-  #else
+  //#if defined(WIN)
+  //  use_ansi = 0;
+  //#else
     use_ansi = 1;
-  #endif
+  //#endif
   
   while (arg_pointer < argc) {
     if (strcmp(argv[arg_pointer], "--run") == 0) {
@@ -101,9 +101,9 @@ int main(int argc, char **argv) {
       puts("                           for driving GUIs");
       puts("                    --run: Ask bootloader to run the program when finished");
       puts("                           uploading provided program");
-      #ifndef WIN
+      //#ifndef WIN
       puts("                --no-ansi: Don't use ANSI in terminal output");
-      #endif
+      //#endif
       puts("      --timeout [integer]: Timeout after waiting specified number of seconds");
       puts("                 filename: Path to intel hex or raw data file to upload,");
       puts("                           or \"-\" to read from stdin");
@@ -215,11 +215,13 @@ int main(int argc, char **argv) {
   printf("> Erasing the memory ...\n");
   res = micronucleus_eraseFlash(my_device, printProgress);
   
-  if (res == -2) { // erase disconnection bug workaround
+  if (res == 1) { // erase disconnection bug workaround
     printf(">> Eep! Connection to device lost during erase! Not to worry\n");
     printf(">> This happens on some computers - reconnecting...\n");
     my_device = NULL;
     
+    delay(CONNECT_WAIT);
+    
     int deciseconds_till_reconnect_notice = 50; // notice after 5 seconds
     while (my_device == NULL) {
       delay(100);
@@ -282,7 +284,11 @@ static void printProgress(float progress) {
     printf("{status:\"%s\",step:%d,steps:%d,progress:%f}\n", progress_friendly_name, progress_step, progress_total_steps, progress);
   } else {
     if (last_step == progress_step && use_ansi) {
-      printf("\033[1F\033[2K"); // move cursor to previous line and erase last update in this progress sequence
+      #ifndef WIN
+        printf("\033[1F\033[2K"); // move cursor to previous line and erase last update in this progress sequence
+      #else
+        printf("\r"); // return carriage to start of line so we can type over existing text
+      #endif
     }
     
     float total_progress = ((float) progress_step - 1.0f) / (float) progress_total_steps;
diff --git a/commandline/library/micronucleus_lib.c b/commandline/library/micronucleus_lib.c
index 462190b..9efbc3d 100644
--- a/commandline/library/micronucleus_lib.c
+++ b/commandline/library/micronucleus_lib.c
@@ -96,13 +96,20 @@ int micronucleus_eraseFlash(micronucleus* deviceHandle, micronucleus_callback pr
    and automatically reconnects prior to uploading the program.  To get the
    the same functionality, we must flag this state (the "-84" error result) by
    converting the return to -2 for the upper layer.
+   
+   On Mac OS a common error is -34 = epipe, but adding it to this list causes:
+   Assertion failed: (res >= 4), function micronucleus_connect, file library/micronucleus_lib.c, line 63.
   */
-  if (res == -5 || res == -84)
-    return -2;
-  if (res != 0)
-    return -1;
-  else
-    return 0;
+  if (res == -5 || res == -34 || res == -84) {
+    if (res = -34) {
+      usb_close(deviceHandle->device);
+      deviceHandle->device = NULL;
+    }
+    
+    return 1; // recoverable errors
+  } else {
+    return res;
+  }
 }
 
 int micronucleus_writeFlash(micronucleus* deviceHandle, unsigned int program_size, unsigned char* program, micronucleus_callback prog) {
-- 
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