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diff src/os/unix/ngx_linux_sendfile_chain.c @ 5854:b63e829621ab

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Generalized definitions of the number of preallocated iovec's. No functional changes.
author Valentin Bartenev <vbart@nginx.com>
date Wed, 13 Aug 2014 15:11:45 +0400
parents 150df089fe47
children 6bbad2e73245
line wrap: on
line diff
--- a/src/os/unix/ngx_linux_sendfile_chain.c
+++ b/src/os/unix/ngx_linux_sendfile_chain.c
@@ -27,13 +27,6 @@
 #define NGX_SENDFILE_MAXSIZE  2147483647L
 
 
-#if (IOV_MAX > 64)
-#define NGX_HEADERS  64
-#else
-#define NGX_HEADERS  IOV_MAX
-#endif
-
-
 ngx_chain_t *
 ngx_linux_sendfile_chain(ngx_connection_t *c, ngx_chain_t *in, off_t limit)
 {
@@ -47,7 +40,7 @@ ngx_linux_sendfile_chain(ngx_connection_
     ngx_array_t    header;
     ngx_event_t   *wev;
     ngx_chain_t   *cl;
-    struct iovec  *iov, headers[NGX_HEADERS];
+    struct iovec  *iov, headers[NGX_IOVS_PREALLOCATE];
 #if (NGX_HAVE_SENDFILE64)
     off_t          offset;
 #else
@@ -72,7 +65,7 @@ ngx_linux_sendfile_chain(ngx_connection_
 
     header.elts = headers;
     header.size = sizeof(struct iovec);
-    header.nalloc = NGX_HEADERS;
+    header.nalloc = NGX_IOVS_PREALLOCATE;
     header.pool = c->pool;
 
     for ( ;; ) {