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diff src/os/unix/ngx_freebsd_config.h @ 1901:d880fa02fb65

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use CMSG_LEN(), this fixes an alert "sendmsg() failed (9: Bad file descriptor)" on some 64-bit platforms
author Igor Sysoev <igor@sysoev.ru>
date Tue, 19 Feb 2008 16:34:55 +0000
parents 0d57c150115b
children ceef364208c8
line wrap: on
line diff
--- a/src/os/unix/ngx_freebsd_config.h
+++ b/src/os/unix/ngx_freebsd_config.h
@@ -48,11 +48,16 @@
 
 #if __FreeBSD_version < 400017
 
-/* FreeBSD 3.x has no CMSG_SPACE() at all and has the broken CMSG_DATA() */
+/*
+ * FreeBSD 3.x has no CMSG_SPACE() and CMSG_LEN() and has the broken CMSG_DATA()
+ */
 
 #undef  CMSG_SPACE
 #define CMSG_SPACE(l)       (ALIGN(sizeof(struct cmsghdr)) + ALIGN(l))
 
+#undef  CMSG_LEN
+#define CMSG_LEN(l)         (ALIGN(sizeof(struct cmsghdr)) + (l))
+
 #undef  CMSG_DATA
 #define CMSG_DATA(cmsg)     ((u_char *)(cmsg) + ALIGN(sizeof(struct cmsghdr)))