From: Simon Ruderich <simon@ruderich.org>
Date: Wed, 5 Jun 2013 01:33:08 +0000 (+0200)
Subject: check_handle_fd(): Reduce calls to isatty().
X-Git-Tag: 0.1~108
X-Git-Url: https://ruderich.org/simon/gitweb/?p=coloredstderr%2Fcoloredstderr.git;a=commitdiff_plain;h=4d10935aeebc7c46d5d018abb93bfec17d653b53

check_handle_fd(): Reduce calls to isatty().
---

diff --git a/src/coloredstderr.c b/src/coloredstderr.c
index 6a10654..53916f5 100644
--- a/src/coloredstderr.c
+++ b/src/coloredstderr.c
@@ -62,6 +62,9 @@ static int check_handle_fd(int fd) {
     if (!initialized) {
         init_from_environment();
     }
+    if (tracked_fds_count == 0) {
+        return 0;
+    }
 
     /* Never touch anything not going to a terminal - unless we are explicitly
      * asked to do so. */
@@ -69,9 +72,6 @@ static int check_handle_fd(int fd) {
         return 0;
     }
 
-    if (tracked_fds_count == 0) {
-        return 0;
-    }
     return tracked_fds_find(fd);
 }
 
@@ -108,10 +108,10 @@ static void close_fd(int fd) {
     if (!initialized) {
         init_from_environment();
     }
-
     if (tracked_fds_count == 0) {
         return;
     }
+
     tracked_fds_remove(fd);
 }