X-Git-Url: https://ruderich.org/simon/gitweb/?a=blobdiff_plain;f=src%2Ftrackfds.h;h=614b4bf8a0fb1d3181a57199133761339959f455;hb=73870d5ed5fc275c462eefff724e3b26502ce26a;hp=378c32719cba9caa8f65f2770197d53407adef0e;hpb=abc3d7889f3774717baf5795ffab2efb396d2570;p=coloredstderr%2Fcoloredstderr.git

diff --git a/src/trackfds.h b/src/trackfds.h
index 378c327..614b4bf 100644
--- a/src/trackfds.h
+++ b/src/trackfds.h
@@ -34,9 +34,19 @@ static size_t tracked_fds_space;
  * ENV_NAME_FDS has the following format: Each descriptor as string followed
  * by a comma; there's a trailing comma. Example: "2,4,". */
 static void init_from_environment(void) {
+    const char *env;
+
+    initialized = 1;
     tracked_fds_count = 0;
 
-    const char *env = getenv(ENV_NAME_FDS);
+    /* If ENV_NAME_FORCE_WRITE is set and not empty, allow writes to a non-tty
+     * device. Use with care! Mainly used for the test suite. */
+    env = getenv(ENV_NAME_FORCE_WRITE);
+    if (env && env[0] != '\0') {
+        force_write_to_non_tty = 1;
+    }
+
+    env = getenv(ENV_NAME_FDS);
     if (!env) {
         return;
     }
@@ -117,8 +127,9 @@ static void update_environment(void) {
 
 
 #ifdef DEBUG
-static void tracked_fds_debug() {
-    debug("tracked_fds: %d/%d\n", tracked_fds_count, tracked_fds_space);
+static void tracked_fds_debug(void) {
+    debug("tracked_fds: %d/%d\t[%d]\n", tracked_fds_count, tracked_fds_space,
+                                        getpid());
     size_t i;
     for (i = 0; i < tracked_fds_count; i++) {
         debug("tracked_fds[%d]: %d\n", i, tracked_fds[i]);