Always end functions with return.

Found by perlcritic.

diff --git a/bin/blhc b/bin/blhc
index e03ac2889aa039ed04eaad66720dec1ac73fab18..9525baa33c7675c17c4356c063e721660f2638af 100755 (executable)
--- a/bin/blhc
+++ b/bin/blhc
@@ -319,6 +319,8 @@ sub error_flags {
     printf '%s (%s)%s %s',
            error_color($message, 'red'), $flags, error_color(':', 'yellow'),
            $line;
+
+    return;
 }
 sub error_non_verbose_build {
     my ($line) = @_;
@@ -327,6 +329,8 @@ sub error_non_verbose_build {
            error_color('NONVERBOSE BUILD', 'red'),
            error_color(':', 'yellow'),
            $line;
+
+    return;
 }
 sub error_invalid_cmake {
     my ($version) = @_;
@@ -335,12 +339,16 @@ sub error_invalid_cmake {
             error_color('INVALID CMAKE', 'red'),
             error_color(':', 'yellow'),
             $version;
+
+    return;
 }
 sub error_hardening_wrapper {
     printf "%s%s %s\n",
             error_color('HARDENING WRAPPER', 'red'),
             error_color(':', 'yellow'),
             'no checks possible, aborting';
+
+    return;
 }
 sub error_color {
     my ($message, $color) = @_;
@@ -477,6 +485,8 @@ sub remove_flags {
                         or not exists $removes{$flag_renames_ref->{$_}})
         } @{$flags};
     }
+
+    return;
 }
 
 sub compile_flag_regexp {