From cec9b1185592639231b9f8816e6f819d3a6b3553 Mon Sep 17 00:00:00 2001
From: root <root>
Date: Thu, 2 Dec 2010 10:04:47 +0000
Subject: *** empty log message ***

---
 config.h.in | 12 ++++++++++++
 libeio.m4   | 35 +++++++++++++++++++++++++++++++++++
 2 files changed, 47 insertions(+)

diff --git a/config.h.in b/config.h.in
index 5841743..82e6318 100644
--- a/config.h.in
+++ b/config.h.in
@@ -15,6 +15,12 @@
 /* Define to 1 if you have the <memory.h> header file. */
 #undef HAVE_MEMORY_H
 
+/* posix_fadvise(2) is available */
+#undef HAVE_POSIX_FADVISE
+
+/* posix_madvise(2) is available */
+#undef HAVE_POSIX_MADVISE
+
 /* pread(2) and pwrite(2) are available */
 #undef HAVE_PREADWRITE
 
@@ -48,6 +54,9 @@
 /* Define to 1 if you have the <unistd.h> header file. */
 #undef HAVE_UNISTD_H
 
+/* utimes(2) is available */
+#undef HAVE_UTIMES
+
 /* Name of package */
 #undef PACKAGE
 
@@ -63,6 +72,9 @@
 /* Define to the one symbol short name of this package. */
 #undef PACKAGE_TARNAME
 
+/* Define to the home page for this package. */
+#undef PACKAGE_URL
+
 /* Define to the version of this package. */
 #undef PACKAGE_VERSION
 
diff --git a/libeio.m4 b/libeio.m4
index 13f9dfc..5302cfc 100644
--- a/libeio.m4
+++ b/libeio.m4
@@ -119,3 +119,38 @@ int main (void)
 ],ac_cv_sync_file_range=yes,ac_cv_sync_file_range=no)])
 test $ac_cv_sync_file_range = yes && AC_DEFINE(HAVE_SYNC_FILE_RANGE, 1, sync_file_range(2) is available)
 
+dnl #############################################################################
+dnl # these checks exist for the benefit of IO::AIO
+
+dnl at least uclibc defines _POSIX_ADVISORY_INFO without *any* of the required
+dnl functionality actually being present. ugh.
+AC_CACHE_CHECK(for posix_madvise, ac_cv_posix_madvise, [AC_LINK_IFELSE([
+#include <sys/mman.h>
+int main (void)
+{
+   int res = posix_madvise ((void *)0, (size_t)0, POSIX_MADV_NORMAL);
+   int a = POSIX_MADV_SEQUENTIAL;
+   int b = POSIX_MADV_RANDOM;
+   int c = POSIX_MADV_WILLNEED;
+   int d = POSIX_MADV_DONTNEED;
+   return 0;
+}
+],ac_cv_posix_madvise=yes,ac_cv_posix_madvise=no)])
+test $ac_cv_posix_madvise = yes && AC_DEFINE(HAVE_POSIX_MADVISE, 1, posix_madvise(2) is available)
+
+AC_CACHE_CHECK(for posix_fadvise, ac_cv_posix_fadvise, [AC_LINK_IFELSE([
+#define _XOPEN_SOURCE 600
+#include <fcntl.h>
+int main (void)
+{
+   int res = posix_fadvise ((int)0, (off_t)0, (off_t)0, POSIX_FADV_NORMAL);
+   int a = POSIX_FADV_SEQUENTIAL;
+   int b = POSIX_FADV_NOREUSE;
+   int c = POSIX_FADV_RANDOM;
+   int d = POSIX_FADV_WILLNEED;
+   int e = POSIX_FADV_DONTNEED;
+   return 0;
+}
+],ac_cv_posix_fadvise=yes,ac_cv_posix_fadvise=no)])
+test $ac_cv_posix_fadvise = yes && AC_DEFINE(HAVE_POSIX_FADVISE, 1, posix_fadvise(2) is available)
+
-- 
cgit v1.2.3