update defines according to manual pageentry

[rrdtool.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index c9732df..3078710 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -8,13 +8,13 @@ dnl Inspiration from http://autoconf-archive.cryp.to
 dnl tell automake the this script is for rrdtool
 dnl the official version number is
 dnl a.b.c
-AC_INIT([rrdtool],[1.2.19])
+AC_INIT([rrdtool],[1.2.23])
 dnl for testing a numberical version number comes handy
 dnl the released version are
 dnl a.bccc
 dnl the devl versions will be something like
 dnl a.b999yymmddhh 
-NUMVERS=1.2019
+NUMVERS=1.2023
 AC_SUBST(NUMVERS)
 AC_CANONICAL_TARGET
 AM_INIT_AUTOMAKE
@@ -56,7 +56,7 @@ AH_BOTTOM([
 /* define strrchr, strchr and memcpy, memmove in terms of bsd funcs
    make sure you are NOT using bcopy, index or rindex in the code */
       
-#if STDC_HEADERS
+#ifdef STDC_HEADERS
 # include <string.h>
 #else
 # ifndef HAVE_STRCHR
@@ -70,30 +70,35 @@ char *strchr (), *strrchr ();
 # endif
 #endif
 
+/* enable posix_fadvise on linux */
+#if defined(HAVE_POSIX_FADVISE) && defined(HAVE_FCNTL_H)
+#define _XOPEN_SOURCE 600
+#include <fcntl.h>
+#endif
 
-#if NO_NULL_REALLOC
+#ifdef NO_NULL_REALLOC
 # define rrd_realloc(a,b) ( (a) == NULL ? malloc( (b) ) : realloc( (a) , (b) ))
 #else
 # define rrd_realloc(a,b) realloc((a), (b))
 #endif      
 
-#if NEED_MALLOC_MALLOC_H
+#ifdef NEED_MALLOC_MALLOC_H
 #  include <malloc/malloc.h>
 #endif
 
-#if HAVE_MATH_H
+#ifdef HAVE_MATH_H
 #  include <math.h>
 #endif
 
-#if HAVE_FLOAT_H
+#ifdef HAVE_FLOAT_H
 #  include <float.h>
 #endif
 
-#if HAVE_IEEEFP_H
+#ifdef HAVE_IEEEFP_H
 #  include <ieeefp.h>
 #endif
 
-#if HAVE_FP_CLASS_H
+#ifdef HAVE_FP_CLASS_H
 #  include <fp_class.h>
 #endif
 
@@ -243,7 +248,7 @@ AC_C_BIGENDIAN
 dnl for each function found we get a definition in config.h 
 dnl of the form HAVE_FUNCTION
 
-AC_CHECK_FUNCS(tzset mbstowcs opendir readdir chdir chroot getuid setlocale strerror strerror_r snprintf vsnprintf fpclass class fp_class isnan memmove strchr mktime getrusage gettimeofday)
+AC_CHECK_FUNCS(tzset mbstowcs opendir readdir chdir chroot getuid setlocale strerror strerror_r snprintf vsnprintf fpclass class fp_class isnan memmove strchr mktime getrusage gettimeofday posix_fadvise madvise)
 
 
 if test "x$enable_mmap" = xyes; then
@@ -426,7 +431,7 @@ else
            perlcc=`$PERL -MConfig -e 'print $Config{cc}'`
            AC_MSG_RESULT($perlcc)
            if test ! -x "$perlcc"; then
-               AC_PATH_PROG(PERL_CC, "${perlcc}", no)
+               AC_PATH_PROG(PERL_CC, ${perlcc}, no)
                if test "$PERL_CC" = "no"; then
                     AC_MSG_WARN([
 I would not find the Compiler ($perlcc) that was originally used to compile
@@ -496,18 +501,22 @@ AC_PATH_PROG(RUBY, ruby, no)
 AC_ARG_ENABLE(ruby,[  --disable-ruby          do not build the ruby modules],
 [],[enable_ruby=yes])
 
+AC_MSG_CHECKING(if ruby modules can be built)
 
 if test "x$RUBY" = "xno" -o  x$enable_ruby = xno; then
        COMP_RUBY=
+       AC_MSG_RESULT(No .. Ruby not found or disabled)
 else
-       COMP_RUBY="ruby"
-
+       if $RUBY -e 'require "mkmf"' >/dev/null 2>&1; then
+               COMP_RUBY="ruby"
+               AC_MSG_RESULT(YES)
+       else
+               COMP_RUBY=
+               AC_MSG_RESULT(Ruby found but mkmf is missing! Install the -dev package)         
+       fi                              
 fi
 
 
-AC_MSG_CHECKING(Ruby Modules to build)
-AC_MSG_RESULT(${COMP_RUBY:-No Ruby Modules will be built})
-
 dnl pass additional ruby options when generating Makefile from Makefile.PL
 AC_ARG_ENABLE(ruby-site-install,
 [  --enable-ruby-site-install   by default the rrdtool ruby modules are installed