X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=regress%2Fhfuzz.c;h=4b500669fef8fe545e008aff7ba4730e6a3bc539;hb=9e8399f716836b595976d44cb2c375c227f92f57;hp=467f0251e46274f7331199dac6fb4fc79ee10809;hpb=1f280c4d2561aabf07186e06a5200167203c7db9;p=adns.git

diff --git a/regress/hfuzz.c b/regress/hfuzz.c
index 467f025..4b50066 100644
--- a/regress/hfuzz.c
+++ b/regress/hfuzz.c
@@ -45,7 +45,7 @@ FILE *Hfopen(const char *path, const char *mode) {
 static int t_argc;
 static char **t_argv;
 
-static FILE *t_stdin;
+static FILE *t_stdin, *stdoutcopy;
 static int t_sys_fd;
 
 static int bail(const char *msg) {
@@ -85,7 +85,8 @@ int Ttestinputfd(void) {
 }
 
 void Texit(int rv) {
-  fprintf(stderr,"**Texit(%d)**\n",rv);
+  fprintf(stdoutcopy,"rc=%d\n",rv);
+  if (ferror(stdoutcopy) || fclose(stdoutcopy)) baile("flush rc msg");
   Tcommonshutdown();
   exit(0);
 }
@@ -96,6 +97,11 @@ int main(int argc, char **argv) {
   if (argc!=1)
     bail("usage: *_fuzz  (no arguments)");
 
+  int stdoutcopyfd= dup(1);
+  if (stdoutcopyfd<0) baile("dup 1 again");
+  stdoutcopy= fdopen(stdoutcopyfd,"w");
+  if (!stdoutcopy) baile("fdopen 1 again");
+
   t_argc = getint(50);
   t_argv = calloc(t_argc+1, sizeof(*t_argv));
   for (i=0; i<t_argc; i++) {