log bad closes

[disorder] / lib / syscalls.c

diff --git a/lib/syscalls.c b/lib/syscalls.c
index f05b644c37f825daf6a77c0ff895878c0015ed17..66c3d4760ae50853ce440717687460ac25711ebc 100644 (file)
--- a/lib/syscalls.c
+++ b/lib/syscalls.c
@@ -47,8 +47,9 @@ pid_t xfork(void) {
   return pid;
 }
 
-void xclose(int fd) {
-  mustnotbeminus1("close", close(fd));
+void xclose_guts(const char *path, int line, int fd) {
+  if(close(fd) < 0)
+    fatal(errno, "%s:%d: close %d", path, line, fd);
 }
 
 void xdup2(int fd1, int fd2) {