From e2adbd8e503c8d9338062beccdd1eba8594efb3d Mon Sep 17 00:00:00 2001
From: Al Danial <al.danial@gmail.com>
Date: Fri, 17 Jun 2016 18:09:46 -0700
Subject: [PATCH] more portable test for presence of c_count on Unix-like
 systems, issue #105

---
 cloc | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/cloc b/cloc
index e3feebb3..8c72383b 100755
--- a/cloc
+++ b/cloc
@@ -130,7 +130,10 @@ if ($ON_WINDOWS and $ENV{'SHELL'}) {
 }
 my $HAVE_SLOCCOUNT_c_count = 0;
 if (!$ON_WINDOWS) {
-    $HAVE_SLOCCOUNT_c_count = external_utility_exists("echo 'abc' | c_count");
+    # Debian based systems will hang if just doing
+    #  external_utility_exists("c_count")
+    # if c_count is in $PATH; c_count expects to have input.
+    $HAVE_SLOCCOUNT_c_count = external_utility_exists("c_count /bin/sh");
 }
 
 my $NN     = chr(27) . "[0m";  # normal