From: Jakob Gruber <jakob.gruber@gmail.com>
Date: Fri, 20 Jul 2012 12:47:06 +0000 (+0200)
Subject: run_avr: Abort if firmware could not be read
X-Git-Tag: v1.0~51
X-Git-Url: https://git.htl-mechatronik.at/public/?a=commitdiff_plain;h=0a8aa4993092cbbe6cd16eee6d04bee3c35b98fd;p=sx%2Fsimavr.git

run_avr: Abort if firmware could not be read

Otherwise, simavr continues and tries to process whichever random memory
content is located in the flash memory section even when the file could
not be read.
---

diff --git a/simavr/sim/run_avr.c b/simavr/sim/run_avr.c
index ccac5fb..f1f04c3 100644
--- a/simavr/sim/run_avr.c
+++ b/simavr/sim/run_avr.c
@@ -130,7 +130,11 @@ int main(int argc, char *argv[])
 					}
 				}
 			} else {
-				elf_read_firmware(filename, &f);
+				if (elf_read_firmware(filename, &f) == -1) {
+					fprintf(stderr, "%s: Unable to load firmware from file %s\n",
+							argv[0], filename);
+					exit(1);
+				}
 			}
 		}
 	}