[pushed]PR modula2/126911: Tidyup removing files

This tiny patch tidies up the removal of a file using
a function testing for the name being not None and that it exists.
Boostrapped on Debian x86_64.

gcc/m2/ChangeLog:

	PR modula2/126911
	* tools-src/mktargetsrc.py (safeRemove): New function.
	(quietSystem): Call safeRemove for temporaryFile and
	args.outputfile.

Signed-off-by: Gaius Mulley <[email protected]>
---
 gcc/m2/tools-src/mktargetsrc.py | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/gcc/m2/tools-src/mktargetsrc.py b/gcc/m2/tools-src/mktargetsrc.py
index 34c19233043..b91ee7a299b 100644
--- a/gcc/m2/tools-src/mktargetsrc.py
+++ b/gcc/m2/tools-src/mktargetsrc.py
@@ -38,6 +38,12 @@ def printf (format, *args):
     print(str(format) % args, end=' ')
 
 
+def safeRemove(filename):
+    # Remove filename if the name is not None and the filename exists.
+    if (filename != None) and os.path.exists(filename):
+        os.remove(filename)
+
+
 def quietSystem(args, commandLine, temporaryFile):
     # Execute commandline and exit if unsuccessful.  It will run
     # gdb on the command line if --gdb is set in args.
@@ -46,9 +52,8 @@ def quietSystem(args, commandLine, temporaryFile):
     else:
         result = os.system(commandLine + " 2>&1 /dev/null")
     if result != 0:
-        os.remove(temporaryFile)
-        if (args.outputfile != None) and os.path.exists(args.outputfile):
-            os.remove(args.outputfile)
+        safeRemove(temporaryFile)
+        safeRemove(args.outputfile)
         printf("failed to execute: %s with an exit code: %d\n",
                commandLine, result)
         sys.exit(result)
-- 
2.47.3