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raw | patch | inline | side by side (parent: d8c6bad)
raw | patch | inline | side by side (parent: d8c6bad)
| author | oetiker <oetiker@a5681a0c-68f1-0310-ab6d-d61299d08faa> | |
| Fri, 4 Mar 2005 23:53:39 +0000 (23:53 +0000) | ||
| committer | oetiker <oetiker@a5681a0c-68f1-0310-ab6d-d61299d08faa> | |
| Fri, 4 Mar 2005 23:53:39 +0000 (23:53 +0000) |
bit of a mess, but better than before ... if configure does not find the
dependent libraries and header it will not try to get help from pkg-config.
If you know where your libraries are it is best to just use CPPFLAGS and
LDFLAGS to specify their location.
git-svn-id: svn://svn.oetiker.ch/rrdtool/trunk/program@306 a5681a0c-68f1-0310-ab6d-d61299d08faa
dependent libraries and header it will not try to get help from pkg-config.
If you know where your libraries are it is best to just use CPPFLAGS and
LDFLAGS to specify their location.
git-svn-id: svn://svn.oetiker.ch/rrdtool/trunk/program@306 a5681a0c-68f1-0310-ab6d-d61299d08faa
| acinclude.m4 | patch | blob | history | |
| configure.ac | patch | blob | history |
diff --git a/acinclude.m4 b/acinclude.m4
index 34ec3310e7903426451dc82466523bd5cc75b897..329501dd3e6ce6cbbb1050b6c566148f2ff3cba4 100644 (file)
--- a/acinclude.m4
+++ b/acinclude.m4
dnl
AC_DEFUN([EX_CHECK_ALL],
[
+ AC_LANG_PUSH(C)
EX_CHECK_STATE=NO
+ ex_check_save_LIBS=${LIBS}
+ ex_check_save_CPPFLAGS=${CPPFLAGS}
+ ex_check_save_LDFLAGS=${LDPFLAGS}
dnl try compiling naked first
AC_CHECK_LIB($1,$2, [
- AC_CHECK_HEADER($3,[LIBS="-l$1 ${LIBS}";EX_CHECK_STATE=YES],[
- dnl now asking pkg-config for help
- AC_PATH_PROG(PKGCONFIG,pkg-config,no)
- if test "$PKGCONFIG" != "no"; then
+ AC_CHECK_HEADER($3,[LIBS="-l$1 ${LIBS}";EX_CHECK_STATE=YES],[])],[])
+ if test $EX_CHECK_STATE = NO; then
+ dnl now asking pkg-config for help
+ AC_CHECK_PROGS(PKGCONFIG,[pkg-config],no)
+ if test "$PKGCONFIG" != "no"; then
if $PKGCONFIG --exists $4; then
CPPFLAGS=${CPPFLAGS}" "`$PKGCONFIG --cflags $4`
- LDFLAGS=${LDFLAGS}" "`$PKGCONFIG --libs-only-l $4`
- LIBS=${LIBS}" " `$PKGCONFIG --libs-only-other $4`
- AC_CHECK_LIB($1,$2,[ AC_CHECK_HEADER($3,[LIBS="-l$1 ${LIBS};EX_CHECK_STATE=YES"],[])],[])
+ LDFLAGS=${LDFLAGS}" "`$PKGCONFIG --libs-only-L $4`
+ LDFLAGS=${LDFLAGS}" "`$PKGCONFIG --libs-only-other $4`
+ LIBS=${LIBS}" "`$PKGCONFIG --libs-only-l $4`
+ dnl remove the cached value and test again
+ unset ac_cv_lib_$1_$2
+ AC_CHECK_LIB($1,$2,[ AC_CHECK_HEADER($3,[EX_CHECK_STATE=YES],[])],[])
else
AC_MSG_WARN([
----------------------------------------------------------------------------
* I found a copy of pkgconfig, but there is no $4.pc file around.
You may want to set the PKG_CONFIG_PATH variable to point to its
location.
+----------------------------------------------------------------------------
])
fi
- fi
- ])],[])
-
+ fi
+ fi
if test ${EX_CHECK_STATE} = NO; then
AC_MSG_WARN([
----------------------------------------------------------------------------
* I could not find a working copy of $4. Check config.log for hints on why
- this is the case. Maybe you need to set LDFLAGS appropriately so that the
- linker can find lib$1. If you have not installed $4, you can get it
- either from its original home on
+ this is the case. Maybe you need to set LDFLAGS and CPPFLAGS appropriately
+ so that compiler and the linker can find lib$1 and its header files. If
+ you have not installed $4, you can get it either from its original home on
$6
http://people.ee.ethz.ch/~oetiker/webtools/rrdtool/pub/libs
The last tested version of $4 is $5.
+
+ LIBS=$LIBS
+ LDFLAGS=$LDFLAGS
+ CPPFLAGS=$CPPFLAGS
+
----------------------------------------------------------------------------
])
EX_CHECK_ALL_ERR=YES
+ LIBS="${ex_check_save_LIBS}"
+ CPPFLAGS="${ex_check_save_CPPFLAGS}"
+ LDFLAGS="${ex_check_save_LDFLAGS}"
fi
+ AC_LANG_POP(C)
]
)
dnl
AC_DEFUN([ACX_PTHREAD], [
AC_REQUIRE([AC_CANONICAL_HOST])
-AC_LANG_SAVE
-AC_LANG_C
+AC_LANG_PUSH(C)
acx_pthread_ok=no
# We used to check for pthread.h first, but this fails if pthread.h
acx_pthread_ok=no
$2
fi
-AC_LANG_RESTORE
+AC_LANG_POP(C)
])dnl ACX_PTHREAD
+
+
+dnl
+dnl determine how to get IEEE math working
+dnl AC_IEEE(MESSAGE, set rd_cv_ieee_[var] variable, INCLUDES,
+dnl FUNCTION-BODY, [ACTION-IF-FOUND [,ACTION-IF-NOT-FOUND]])
+dnl
+
+AC_DEFUN([AC_IEEE], [
+AC_MSG_CHECKING([if IEEE math works $1])
+AC_CACHE_VAL([rd_cv_ieee_$2],
+[AC_RUN_IFELSE([AC_LANG_SOURCE([[$3
+
+#if HAVE_MATH_H
+# include <math.h>
+#endif
+
+#if HAVE_FLOAT_H
+# include <float.h>
+#endif
+
+#if HAVE_IEEEFP_H
+# include <ieeefp.h>
+#endif
+
+#if HAVE_FP_CLASS_H
+# include <fp_class.h>
+#endif
+
+/* Solaris */
+#if (! defined(HAVE_ISINF) && defined(HAVE_FPCLASS))
+# define HAVE_ISINF 1
+# define isinf(a) (fpclass(a) == FP_NINF || fpclass(a) == FP_PINF)
+#endif
+
+/* Digital UNIX */
+#if (! defined(HAVE_ISINF) && defined(HAVE_FP_CLASS) && defined(HAVE_FP_CLASS_H))
+# define HAVE_ISINF 1
+# define isinf(a) (fp_class(a) == FP_NEG_INF || fp_class(a) == FP_POS_INF)
+#endif
+
+/* AIX */
+#if (! defined(HAVE_ISINF) && defined(HAVE_CLASS))
+# define HAVE_ISINF 1
+# define isinf(a) (class(a) == FP_MINUS_INF || class(a) == FP_PLUS_INF)
+#endif
+
+#if (! defined(HAVE_ISINF) && defined(HAVE_FPCLASSIFY) && defined(FP_PLUS_INF) && defined(FP_MINUS_INF))
+# define HAVE_ISINF 1
+# define isinf(a) (fpclassify(a) == FP_MINUS_INF || fpclassify(a) == FP_PLUS_INF)
+#endif
+
+#if (! defined(HAVE_ISINF) && defined(HAVE_FPCLASSIFY) && defined(FP_INFINITE))
+# define HAVE_ISINF 1
+# define isinf(a) (fpclassify(a) == FP_INFINITE)
+#endif
+
+#include <stdio.h>
+int main(void){
+ double nan,inf,c,zero;
+ $4;
+ /* some math to see if we get a floating point exception */
+ zero=sin(0.0); /* don't let the compiler optimize us away */
+ nan=0.0/zero; /* especially here */
+ inf=1.0/zero; /* and here. I want to know if it can do the magic */
+ /* at run time without sig fpe */
+ c = inf + nan;
+ c = inf / nan;
+ if (! isnan(nan)) {printf ("not isnan(NaN) ... "); return 1;}
+ if (nan == nan) {printf ("nan == nan ... "); return 1;}
+ if (! isinf(inf)) {printf ("not isinf(oo) ... "); return 1;}
+ if (! isinf(-inf)) {printf ("not isinf(-oo) ... "); return 1;}
+ if (! inf > 0) {printf ("not inf > 0 ... "); return 1;}
+ if (! -inf < 0) {printf ("not -inf < 0 ... "); return 1;}
+ return 0;
+ }]])],[rd_cv_ieee_$2=yes],[rd_cv_ieee_$2=no],[:])])
+dnl these we run regardles is cached or not
+if test x${rd_cv_ieee_$2} = "xyes"; then
+ AC_MSG_RESULT(yes)
+ $5
+else
+ AC_MSG_RESULT(no)
+ $6
+fi
+
+])
+
+AC_DEFUN([AC_FULL_IEEE],[
+AC_LANG_PUSH(C)
+_cflags=${CFLAGS}
+AC_IEEE([out of the box], works, , , ,
+ [CFLAGS="$_cflags -ieee"
+ AC_IEEE([with the -ieee switch], switch, , , ,
+ [CFLAGS="$_cflags -qfloat=nofold"
+ AC_IEEE([with the -qfloat=nofold switch], nofold, , , ,
+ [CFLAGS="$_cflags -w -qflttrap=enable:zerodivide"
+ AC_IEEE([with the -w -qflttrap=enable:zerodivide], flttrap, , , ,
+ [CFLAGS="$_cflags -mieee"
+ AC_IEEE([with the -mieee switch], mswitch, , , ,
+ [CFLAGS="$_cflags -q float=rndsngl"
+ AC_IEEE([with the -q float=rndsngl switch], qswitch, , , ,
+ [CFLAGS="$_cflags -OPT:IEEE_NaN_inf=ON"
+ AC_IEEE([with the -OPT:IEEE_NaN_inf=ON switch], ieeenaninfswitch, , , ,
+ [CFLAGS="$_cflags -OPT:IEEE_comparisons=ON"
+ AC_IEEE([with the -OPT:IEEE_comparisons=ON switch], ieeecmpswitch, , , ,
+ [CFLAGS=$_cflags
+ AC_IEEE([with fpsetmask(0)], mask,
+ [#include <floatingpoint.h>], [fpsetmask(0)],
+ [AC_DEFINE(MUST_DISABLE_FPMASK)
+ PERLFLAGS="CCFLAGS=-DMUST_DISABLE_FPMASK"],
+ [AC_IEEE([with signal(SIGFPE,SIG_IGN)], sigfpe,
+ [#include <signal.h>], [signal(SIGFPE,SIG_IGN)],
+ [AC_DEFINE(MUST_DISABLE_SIGFPE)
+ PERLFLAGS="CCFLAGS=-DMUST_DISABLE_SIGFPE"],
+ AC_MSG_ERROR([
+Your Compiler does not do propper IEEE math ... Please find out how to
+make IEEE math work with your compiler and let me know (oetiker@ee.ethz.ch).
+Check config.log to see what went wrong ...
+]))])])])])])])])])])
+
+AC_LANG_POP(C)
+
+])
diff --git a/configure.ac b/configure.ac
index 89da80c22e3210bb28d246f670f3d6ff2812811e..0c7790be773fcc6b7aa3585b04eddec1a67952a0 100644 (file)
--- a/configure.ac
+++ b/configure.ac
dnl Checks for libraries.
AC_CHECK_FUNC(acos, , AC_CHECK_LIB(m, acos))
+dnl add pic flag in any case this makes sure all our code is relocatable
+eval `./libtool --config | grep pic_flag`
+CFLAGS="$CFLAGS $pic_flag"
+
+dnl Checks for library functions.
+AC_FUNC_STRFTIME
+AC_FUNC_VPRINTF
+
+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 opendir readdir chdir chroot getuid setlocale strerror strerror_r snprintf vsnprintf fpclass class fp_class isnan memmove strchr mktime getrusage gettimeofday)
+
+dnl HP-UX 11.00 does not have finite but does have isfinite as a macro so we need
+dnl actual code to check if this works
+AC_CHECK_FUNCS(fpclassify, ,
+ [AC_MSG_CHECKING(for fpclassify with <math.h>)
+ AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <math.h>]], [[float f = 0.0; fpclassify(f)]])],[AC_MSG_RESULT(yes)
+ AC_DEFINE(HAVE_FPCLASSIFY)],[AC_MSG_RESULT(no)])])
+AC_CHECK_FUNCS(finite, ,
+ [AC_CHECK_FUNCS(isfinite, ,
+ [AC_MSG_CHECKING(for isfinite with <math.h>)
+ AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <math.h>]], [[float f = 0.0; isfinite(f)]])],[AC_MSG_RESULT(yes)
+ AC_DEFINE(HAVE_ISFINITE)],[AC_MSG_RESULT(no)])])])
+AC_CHECK_FUNCS(isinf, ,
+ [AC_MSG_CHECKING(for isinf with <math.h>)
+ AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <math.h>]], [[float f = 0.0; isinf(f)]])],[AC_MSG_RESULT(yes)
+ AC_DEFINE(HAVE_ISINF)],[AC_MSG_RESULT(no)])])
+
+AC_FULL_IEEE
+
dnl How the vertical axis label is printed
AC_ARG_VAR(RRDGRAPH_YLEGEND_ANGLE,
[Vertical label angle: 90.0 (default) or 270.0])
if test $enable_rrdcgi != no; then
EX_CHECK_ALL(cgi, cgiInit, cgi.h, cgilib, 0.5, http://www.infodrom.org/projects/cgilib)
fi
-EX_CHECK_ALL(art_lgpl_2, art_vpath_add_point, libart_lgpl/libart.h, libart_lgpl, 2.3.17, ftp://ftp.gnome.org/pub/GNOME/sources/libart_lgpl/2.3/)
+EX_CHECK_ALL(art_lgpl_2, art_vpath_add_point, libart_lgpl/libart.h, libart-2.0, 2.3.17, ftp://ftp.gnome.org/pub/GNOME/sources/libart_lgpl/2.3/)
EX_CHECK_ALL(z, zlibVersion, zlib.h, zlib, 1.2.1, http://www.gzip.org/zlib/)
EX_CHECK_ALL(png, png_access_version_number, png.h, libpng, 1.2.8, http://prdownloads.sourceforge.net/libpng/)
-EX_CHECK_ALL(freetype, FT_Init_FreeType, ft2build.h, freetype, 2.1.9, http://prdownloads.sourceforge.net/freetype/)
+EX_CHECK_ALL(freetype, FT_Init_FreeType, ft2build.h, freetype2, 2.1.9, http://prdownloads.sourceforge.net/freetype/)
if test "$EX_CHECK_ALL_ERR" = "YES"; then
AC_MSG_ERROR([Please fix the library issues listed above and try again.])
fi
+AC_LANG_PUSH(C)
dnl solaris has some odd define it need in order to propperly compile ctime_r
AC_MSG_CHECKING([if ctime_r need special care to act posixly correct])
AC_LINK_IFELSE(
)
]
)
+AC_LANG_POP(C)
dnl Check for pthreads
dnl http://autoconf-archive.cryp.to/acx_pthread.m4
fi
fi
-dnl add pic flag in any case this makes sure all our code is relocatable
-CFLAGS="$CFLAGS "`grep pic_flag= libtool | head -1|sed -e 's/.*pic_flag=//' -e 's/"//g'`
-dnl" make joes highliter happy it does not grasp the quote in the line above
-
-ZLIB_CFLAGS=$CFLAGS
-dnl it seems that hpux chockes on -fPIC for some reason
-case $target_os in
-*hpux*)
- ZLIB_CFLAGS=`echo $CFLAGS|sed -e 's/-fPIC/-fpic/g'`
-;;
-esac
-AC_SUBST(ZLIB_CFLAGS)
-
-dnl Checks for library functions.
-AC_FUNC_STRFTIME
-AC_FUNC_VPRINTF
-
-dnl for each function found we get a definition in config.h
-dnl of the form HAVE_FUNCTION
-
-AC_CHECK_FUNCS(tzset opendir readdir chdir chroot getuid setlocale strerror strerror_r snprintf vsnprintf fpclass class fp_class isnan memmove strchr mktime getrusage gettimeofday)
-
-dnl HP-UX 11.00 does not have finite but does have isfinite as a macro
-AC_CHECK_FUNCS(fpclassify, ,
- [AC_MSG_CHECKING(for fpclassify with <math.h>)
- AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <math.h>]], [[float f = 0.0; fpclassify(f)]])],[AC_MSG_RESULT(yes)
- AC_DEFINE(HAVE_FPCLASSIFY)],[AC_MSG_RESULT(no)])])
-AC_CHECK_FUNCS(finite, ,
- [AC_CHECK_FUNCS(isfinite, ,
- [AC_MSG_CHECKING(for isfinite with <math.h>)
- AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <math.h>]], [[float f = 0.0; isfinite(f)]])],[AC_MSG_RESULT(yes)
- AC_DEFINE(HAVE_ISFINITE)],[AC_MSG_RESULT(no)])])])
-AC_CHECK_FUNCS(isinf, ,
- [AC_MSG_CHECKING(for isinf with <math.h>)
- AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <math.h>]], [[float f = 0.0; isinf(f)]])],[AC_MSG_RESULT(yes)
- AC_DEFINE(HAVE_ISINF)],[AC_MSG_RESULT(no)])])
-
dnl what does realloc do if it gets called with a NULL pointer
AC_CACHE_CHECK([if realloc can deal with NULL], rd_cv_null_realloc,
AC_DEFINE(NO_NULL_REALLOC)
fi
-dnl determine how to get IEEE math working
-dnl AC_IEEE(MESSAGE, set rd_cv_ieee_[var] variable, INCLUDES,
-dnl FUNCTION-BODY, [ACTION-IF-FOUND [,ACTION-IF-NOT-FOUND]])
-
-AC_C_BIGENDIAN
-
-AC_DEFUN([AC_IEEE],
-AC_MSG_CHECKING([if IEEE math works $1])
-AC_CACHE_VAL([rd_cv_ieee_$2],
-[AC_RUN_IFELSE([AC_LANG_SOURCE([[$3
-
-#if HAVE_MATH_H
-# include <math.h>
-#endif
-
-#if HAVE_FLOAT_H
-# include <float.h>
-#endif
-
-#if HAVE_IEEEFP_H
-# include <ieeefp.h>
-#endif
-
-#if HAVE_FP_CLASS_H
-# include <fp_class.h>
-#endif
-
-/* Solaris */
-#if (! defined(HAVE_ISINF) && defined(HAVE_FPCLASS))
-# define HAVE_ISINF 1
-# define isinf(a) (fpclass(a) == FP_NINF || fpclass(a) == FP_PINF)
-#endif
-
-/* Digital UNIX */
-#if (! defined(HAVE_ISINF) && defined(HAVE_FP_CLASS) && defined(HAVE_FP_CLASS_H))
-# define HAVE_ISINF 1
-# define isinf(a) (fp_class(a) == FP_NEG_INF || fp_class(a) == FP_POS_INF)
-#endif
-
-/* AIX */
-#if (! defined(HAVE_ISINF) && defined(HAVE_CLASS))
-# define HAVE_ISINF 1
-# define isinf(a) (class(a) == FP_MINUS_INF || class(a) == FP_PLUS_INF)
-#endif
-
-#if (! defined(HAVE_ISINF) && defined(HAVE_FPCLASSIFY) && defined(FP_PLUS_INF) && defined(FP_MINUS_INF))
-# define HAVE_ISINF 1
-# define isinf(a) (fpclassify(a) == FP_MINUS_INF || fpclassify(a) == FP_PLUS_INF)
-#endif
-
-#if (! defined(HAVE_ISINF) && defined(HAVE_FPCLASSIFY) && defined(FP_INFINITE))
-# define HAVE_ISINF 1
-# define isinf(a) (fpclassify(a) == FP_INFINITE)
-#endif
-
-#include <stdio.h>
-int main(void){
- double nan,inf,c,zero;
- $4;
- /* some math to see if we get a floating point exception */
- zero=sin(0.0); /* don't let the compiler optimize us away */
- nan=0.0/zero; /* especially here */
- inf=1.0/zero; /* and here. I want to know if it can do the magic */
- /* at run time without sig fpe */
- c = inf + nan;
- c = inf / nan;
- if (! isnan(nan)) {printf ("not isnan(NaN) ... "); return 1;}
- if (nan == nan) {printf ("nan == nan ... "); return 1;}
- if (! isinf(inf)) {printf ("not isinf(oo) ... "); return 1;}
- if (! isinf(-inf)) {printf ("not isinf(-oo) ... "); return 1;}
- if (! inf > 0) {printf ("not inf > 0 ... "); return 1;}
- if (! -inf < 0) {printf ("not -inf < 0 ... "); return 1;}
- return 0;
- }]])],[rd_cv_ieee_$2=yes],[rd_cv_ieee_$2=no],[:])])
-dnl these we run regardles is cached or not
-if test x${rd_cv_ieee_$2} = "xyes"; then
- AC_MSG_RESULT(yes)
- $5
-else
- AC_MSG_RESULT(no)
- $6
-fi
-
-)
-
-_cflags=${CFLAGS}
-AC_IEEE([out of the box], works, , , ,
- [CFLAGS="$_cflags -ieee"
- AC_IEEE([with the -ieee switch], switch, , , ,
- [CFLAGS="$_cflags -qfloat=nofold"
- AC_IEEE([with the -qfloat=nofold switch], nofold, , , ,
- [CFLAGS="$_cflags -w -qflttrap=enable:zerodivide"
- AC_IEEE([with the -w -qflttrap=enable:zerodivide], flttrap, , , ,
- [CFLAGS="$_cflags -mieee"
- AC_IEEE([with the -mieee switch], mswitch, , , ,
- [CFLAGS="$_cflags -q float=rndsngl"
- AC_IEEE([with the -q float=rndsngl switch], qswitch, , , ,
- [CFLAGS="$_cflags -OPT:IEEE_NaN_inf=ON"
- AC_IEEE([with the -OPT:IEEE_NaN_inf=ON switch], ieeenaninfswitch, , , ,
- [CFLAGS="$_cflags -OPT:IEEE_comparisons=ON"
- AC_IEEE([with the -OPT:IEEE_comparisons=ON switch], ieeecmpswitch, , , ,
- [CFLAGS=$_cflags
- AC_IEEE([with fpsetmask(0)], mask,
- [#include <floatingpoint.h>], [fpsetmask(0)],
- [AC_DEFINE(MUST_DISABLE_FPMASK)
- PERLFLAGS="CCFLAGS=-DMUST_DISABLE_FPMASK"],
- [AC_IEEE([with signal(SIGFPE,SIG_IGN)], sigfpe,
- [#include <signal.h>], [signal(SIGFPE,SIG_IGN)],
- [AC_DEFINE(MUST_DISABLE_SIGFPE)
- PERLFLAGS="CCFLAGS=-DMUST_DISABLE_SIGFPE"],
- AC_MSG_ERROR([
-Your Compiler does not do propper IEEE math ... Please find out how to
-make IEEE math work with your compiler and let me know (oetiker@ee.ethz.ch).
-Check config.log to see what went wrong ...
-]))])])])])])])])])])
-
-
AC_CONFIG_FILES([examples/shared-demo.pl \
examples/piped-demo.pl \
examples/stripes.pl \