From b87440c3811445bfa60cc973663069cf42d4323d Mon Sep 17 00:00:00 2001
From: Joseph Hunkeler <jhunkeler@gmail.com>
Date: Tue, 24 Mar 2020 14:54:12 -0400
Subject: TTY check

---
 tests/test_str_print_banner.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/tests/test_str_print_banner.c b/tests/test_str_print_banner.c
index 0ca09fd..3a5de8b 100644
--- a/tests/test_str_print_banner.c
+++ b/tests/test_str_print_banner.c
@@ -5,6 +5,12 @@ const char *testFmt = "case %zu: '%s' is length %zu, expected %zu\n";
 const char *testFmtChars = "case %zu: '%s' got '%c' (pos: %zu), expected '%c'\n";
 
 int main(int argc, char *argv[]) {
+    char *tty_path = NULL;
+    if ((tty_path = ttyname(STDOUT_FILENO)) == NULL) {
+        perror("tty check");
+        return 0;
+    }
+
     const int max_banner = 'z';
     const int max_banner_len = 80;
     char buf[BUFSIZ] = {0,};
@@ -40,4 +46,4 @@ int main(int argc, char *argv[]) {
         dup2(stdout_save, STDOUT_FILENO);
         setvbuf(stdout, NULL, _IONBF, 0);
     }
-}
\ No newline at end of file
+}
-- 
cgit