Do not recompile if firmware is already there

Always print filename on compile error so that the email handler can attach the error log

radio/util/build-firmware.py

@@ -202,6 +202,7 @@ def build_firmware(path):
         file(outpath, "a").write("\n".join(cmd) + output + error)
     else:
         file(errpath, "w").write(output + error)
+        print filename
         exit(COMPILATION_ERROR)
 
     # Launch make
@@ -212,6 +213,7 @@ def build_firmware(path):
         file(outpath, "a").write(output + error)
     else:
         file(errpath, "w").write(output + error)
+        print filename
         exit(COMPILATION_ERROR)
 
     if what == "firmware":
@@ -228,6 +230,7 @@ def build_firmware(path):
     shutil.move(target, path)
 
 if os.path.isfile(errpath):
+    print filename
     exit(COMPILATION_ERROR)
 
 lockpath = path + ".lock"
@@ -236,7 +239,11 @@ try:
     with lock.acquire(timeout = 60*60):
         if not os.path.isfile(path):
             build_firmware(path)
+        else:
+            print filename
+            exit(0)
 except filelock.Timeout:
+    print filename
     exit(COMPILATION_ERROR)
 
 print filename