X-Git-Url: https://ruderich.org/simon/gitweb/?p=coloredstderr%2Fcoloredstderr.git;a=blobdiff_plain;f=src%2Fcoloredstderr.c;h=b7e71e17871d6f7c7411c4c922d48cfcb2530680;hp=db6cb27e9f14771a70581222ece7704b816c8d7e;hb=37cb5686de05f8989dc1080ebc70b319fbc65cdd;hpb=7adfbfd2cf1d46144c41a75aa501938607a316b5

diff --git a/src/coloredstderr.c b/src/coloredstderr.c
index db6cb27..b7e71e1 100644
--- a/src/coloredstderr.c
+++ b/src/coloredstderr.c
@@ -396,14 +396,20 @@ static int (*real_close)(int);
 int close(int fd) {
     DLSYM_FUNCTION(real_close, "close");
 
-    close_fd(fd);
+    if (fd >= 0) {
+        close_fd(fd);
+    }
     return real_close(fd);
 }
 static int (*real_fclose)(FILE *);
 int fclose(FILE *fp) {
+    int fd;
+
     DLSYM_FUNCTION(real_fclose, "fclose");
 
-    close_fd(fileno(fp));
+    if (fp != NULL && (fd = fileno(fp)) >= 0) {
+        close_fd(fd);
+    }
     return real_fclose(fp);
 }