* missing/close.c: ignore ECONNRESET.

  FreeBSD wrongly sets ECONNRESET on close(2) and
  it causes false-negative exceptions. [ruby-dev:41778]

* configure.in: ditto.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@28561 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 55 insertions, 0 deletions

diff --git a/missing/close.c b/missing/close.c
new file mode 100644
index 0000000000..7e743eb204
--- /dev/null
+++ b/missing/close.c
@@ -0,0 +1,55 @@
+/* Ignore ECONNRESET of FreeBSD */
+#include <errno.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+
+int
+ruby_getpeername(int s, struct sockaddr * name,
+         socklen_t * namelen)
+{
+    errno = 0;
+    s = getpeername(s, name, namelen);
+    if (errno == ECONNRESET) {
+	errno = 0;
+	s = 0;
+    }
+    return s;
+}
+
+int
+ruby_getsockname(int s, struct sockaddr * name,
+         socklen_t * namelen)
+{
+    errno = 0;
+    s = getsockname(s, name, namelen);
+    if (errno == ECONNRESET) {
+	errno = 0;
+	s = 0;
+    }
+    return s;
+}
+
+int
+ruby_shutdown(int s, int how)
+{
+    errno = 0;
+    s = shutdown(s, how);
+    if (errno == ECONNRESET) {
+	errno = 0;
+	s = 0;
+    }
+    return s;
+}
+
+int
+ruby_close(int s)
+{
+    errno = 0;
+    s = close(s);
+    if (errno == ECONNRESET) {
+	errno = 0;
+	s = 0;
+    }
+    return s;
+}