check for fadvise all the time

[rrdtool.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index bac2165..ba08537 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -437,12 +437,11 @@ dnl enable_mmap="no"
   fi
 fi
 
-dnl use FD based I/O ?
-if test "x$enable_mmap" = "xno";then
-    AC_CHECK_DECLS(posix_fadvise, [], [], [#define _XOPEN_SOURCE 600
+dnl can we use posix_fadvise
+AC_CHECK_DECLS(posix_fadvise, [], [], [#define _XOPEN_SOURCE 600
 #include <fcntl.h>])
-    AC_CHECK_FUNCS(posix_fadvise)
-fi
+AC_CHECK_FUNCS(posix_fadvise)
+
 
 
 CONFIGURE_PART(IEEE Math Checks)
@@ -762,7 +761,7 @@ if test  "$enable_tcl" = "yes"; then
   withval=""
   AC_ARG_WITH(tcllib,[  --with-tcllib=DIR       location of the tclConfig.sh])
   enable_tcl=no
-  for dir in $withval /usr/lib /usr/local/lib; do
+  for dir in $withval /usr/lib /usr/local/lib /usr/lib/tcl8.4 /usr/lib/tcl8.3 ; do
     AC_MSG_CHECKING(for tclConfig.sh in $dir)
     if test -f "$dir/tclConfig.sh" ; then
        tcl_config=$dir/tclConfig.sh
@@ -797,6 +796,7 @@ AC_SUBST(TCL_LD_SEARCH_FLAGS)
 AC_SUBST(TCL_STUB_LIB_SPEC)
 AC_SUBST(TCL_VERSION)
 AC_SUBST(TCL_PACKAGE_DIR)
+AC_SUBST(TCL_INC_DIR)
 
 AC_ARG_ENABLE(python,[  --disable-python        do not build the python modules],
 [],[enable_python=yes])