On Linux, define _GNU_SOURCE to enable O_LARGEFILE definitions

Signed-off-by: Erez Zadok <ezk@cs.sunysb.edu>

diff --git a/ChangeLog b/ChangeLog
index a43cb727cd28c8596befb25d862dc1d47b307f74..257e643f819d21cfe30f153f78e603cbac3aa5de 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2010-11-24  Erez Zadok  <ezk@fsl.cs.sunysb.edu>
+
+       * m4/macros/os_cflags.m4: for linux, define _GNU_SOURCE (to get
+       definitions for O_LARGEFILE and more).
+
 2010-11-20  Christos Zoulas <christos@zoulas.com>
 
        * Update news items, add release readme, mark as rc1

diff --git a/m4/macros/os_cflags.m4 b/m4/macros/os_cflags.m4
index c57dec70db2f79af6397ebb9c2147719ada4a57a..bb39f8f1b06cfa8d21b0e85e64e45e5009ff2c8c 100644 (file)
--- a/m4/macros/os_cflags.m4
+++ b/m4/macros/os_cflags.m4
@@ -79,6 +79,9 @@ case "${host_os}" in
        darwin* | macosx* | rhapsody* )
                ac_cv_os_cflags="-D_P1003_1B_VISIBLE"
                ;;
+       linux* )
+               ac_cv_os_cflags="-D_GNU_SOURCE"
+               ;;
        * )
                ac_cv_os_cflags=""
                ;;