Avoid calling fclose multiple timesHEADmaster

Both the signal handler and main close the output if it's not stdout;
if you do both, then fclose gets called twice, which annoys libc.

Signed-off-by: Keith Packard <keithp@keithp.com>

1 files changed, 6 insertions, 2 deletions

diff --git a/tools/evemu-record.c b/tools/evemu-record.c
index a046150..d708989 100644
--- a/tools/evemu-record.c
+++ b/tools/evemu-record.c
@@ -54,8 +54,10 @@ FILE *output;
 static void handler (int sig __attribute__((unused)))
 {
 	fflush(output);
-	if (output != stdout)
+	if (output != stdout) {
 		fclose(output);
+		output = stdout;
+	}
 }
 
 int main(int argc, char *argv[])
@@ -97,7 +99,9 @@ int main(int argc, char *argv[])
 		fprintf(stderr, "error: could not describe device\n");
 	}
 	close(fd);
-	if (output != stdout)
+	if (output != stdout) {
 		fclose(output);
+		output = stdout;
+	}
 	return 0;
 }