1 dnl RRDtool AutoConf script ...
2 dnl ---------------------------
3 dnl
4 dnl Created by Jeff Allen, Tobi Oetiker, Blair Zajac
5 dnl
6 dnl Inspiration from http://autoconf-archive.cryp.to
8 dnl tell automake the this script is for rrdtool
9 dnl the official version number is
10 dnl a.b.c
11 AC_INIT([rrdtool],[1.2.9])
12 dnl for testing a numberical version number comes handy
13 dnl the released version are
14 dnl a.bccc
15 dnl the devl versions will be something like
16 dnl a.b999yymmddhh
17 NUMVERS=1.2009
18 AC_SUBST(NUMVERS)
19 AC_CANONICAL_TARGET
20 AM_INIT_AUTOMAKE
21 AC_CONFIG_HEADERS([config.h])
23 dnl all our local stuff like install scripts and include files
24 dnl is in there
27 dnl determine the type of system we are running on
30 AC_SUBST(VERSION)
32 AC_PREFIX_DEFAULT( /usr/local/rrdtool-$PACKAGE_VERSION )
34 dnl Minimum Autoconf version required.
35 AC_PREREQ(2.59)
37 dnl At the TOP of the HEADER
39 AH_TOP([
41 #ifndef CONFIG_H
42 #define CONFIG_H
43 /* IEEE can be prevented from raising signals with fpsetmask(0) */
44 #undef MUST_DISABLE_FPMASK
46 /* IEEE math only works if SIGFPE gets actively set to IGNORE */
48 #undef MUST_DISABLE_SIGFPE
50 /* realloc does not support NULL as argument */
51 #undef NO_NULL_REALLOC
53 ])
55 AH_BOTTOM([
57 /* define strrchr, strchr and memcpy, memmove in terms of bsd funcs
58 make sure you are NOT using bcopy, index or rindex in the code */
60 #if STDC_HEADERS
61 # include <string.h>
62 #else
63 # ifndef HAVE_STRCHR
64 # define strchr index
65 # define strrchr rindex
66 # endif
67 char *strchr (), *strrchr ();
68 # ifndef HAVE_MEMMOVE
69 # define memcpy(d, s, n) bcopy ((s), (d), (n))
70 # define memmove(d, s, n) bcopy ((s), (d), (n))
71 # endif
72 #endif
75 #if NO_NULL_REALLOC
76 # define rrd_realloc(a,b) ( (a) == NULL ? malloc( (b) ) : realloc( (a) , (b) ))
77 #else
78 # define rrd_realloc(a,b) realloc((a), (b))
79 #endif
81 #if HAVE_MATH_H
82 # include <math.h>
83 #endif
85 #if HAVE_FLOAT_H
86 # include <float.h>
87 #endif
89 #if HAVE_IEEEFP_H
90 # include <ieeefp.h>
91 #endif
93 #if HAVE_FP_CLASS_H
94 # include <fp_class.h>
95 #endif
97 /* for Solaris */
98 #if (! defined(HAVE_ISINF) && defined(HAVE_FPCLASS))
99 # define HAVE_ISINF 1
100 # define isinf(a) (fpclass(a) == FP_NINF || fpclass(a) == FP_PINF)
101 #endif
103 /* for OSF1 Digital Unix */
104 #if (! defined(HAVE_ISINF) && defined(HAVE_FP_CLASS) && defined(HAVE_FP_CLASS_H))
105 # define HAVE_ISINF 1
106 # define isinf(a) (fp_class(a) == FP_NEG_INF || fp_class(a) == FP_POS_INF)
107 #endif
109 #if (! defined(HAVE_ISINF) && defined(HAVE_FPCLASSIFY) && defined(FP_PLUS_INF) && defined(FP_MINUS_INF))
110 # define HAVE_ISINF 1
111 # define isinf(a) (fpclassify(a) == FP_MINUS_INF || fpclassify(a) == FP_PLUS_INF)
112 #endif
114 #if (! defined(HAVE_ISINF) && defined(HAVE_FPCLASSIFY) && defined(FP_INFINITE))
115 # define HAVE_ISINF 1
116 # define isinf(a) (fpclassify(a) == FP_INFINITE)
117 #endif
119 /* for AIX */
120 #if (! defined(HAVE_ISINF) && defined(HAVE_CLASS))
121 # define HAVE_ISINF 1
122 # define isinf(a) (class(a) == FP_MINUS_INF || class(a) == FP_PLUS_INF)
123 #endif
125 #if (! defined (HAVE_FINITE) && defined (HAVE_ISFINITE))
126 # define HAVE_FINITE 1
127 # define finite(a) isfinite(a)
128 #endif
130 #if (! defined(HAVE_FINITE) && defined(HAVE_ISNAN) && defined(HAVE_ISINF))
131 # define HAVE_FINITE 1
132 # define finite(a) (! isnan(a) && ! isinf(a))
133 #endif
135 #ifndef HAVE_FINITE
136 #error "Can't compile without finite function"
137 #endif
139 #ifndef HAVE_ISINF
140 #error "Can't compile without isinf function"
141 #endif
143 #endif /* CONFIG_H */
144 ])
148 dnl Check for the compiler and static/shared library creation.
149 AC_PROG_CC
150 AC_PROG_CPP
151 AC_PROG_LIBTOOL
153 dnl Check if we run on a system that has fonts
154 AC_ARG_WITH(rrd-default-font,
155 [ --with-rrd-default-font=[OPTIONS] set the full path to your default font.],
156 [RRD_DEFAULT_FONT=$withval],[
157 if test -d ${WINDIR:-nodir}/cour.ttf ; then
158 RRD_DEFAULT_FONT=`cd $WINDIR;pwd`/cour.ttf
159 else
160 RRD_DEFAULT_FONT='$(fontsdir)/$(fonts_DATA)'
161 fi
162 ])
164 AC_SUBST(RRD_DEFAULT_FONT)
166 dnl Checks for header files.
167 AC_HEADER_STDC
168 AC_HEADER_DIRENT
169 AC_CHECK_HEADERS(sys/stat.h sys/types.h fcntl.h time.h locale.h fp_class.h malloc.h unistd.h ieeefp.h math.h sys/time.h sys/times.h sys/param.h sys/resource.h float.h)
171 dnl Checks for typedefs, structures, and compiler characteristics.
172 AC_C_CONST
173 AC_HEADER_TIME
174 AC_STRUCT_TM
176 dnl Checks for libraries.
177 AC_CHECK_FUNC(acos, , AC_CHECK_LIB(m, acos))
179 dnl add pic flag in any case this makes sure all our code is relocatable
180 eval `./libtool --config | grep pic_flag`
181 CFLAGS="$CFLAGS $pic_flag"
183 dnl Checks for library functions.
184 AC_FUNC_STRFTIME
185 AC_FUNC_VPRINTF
187 AC_C_BIGENDIAN
189 dnl for each function found we get a definition in config.h
190 dnl of the form HAVE_FUNCTION
192 AC_CHECK_FUNCS(tzset mbstowcs opendir readdir chdir chroot getuid setlocale strerror strerror_r snprintf vsnprintf fpclass class fp_class isnan memmove strchr mktime getrusage gettimeofday)
194 dnl Use mmap in rrd_update instead of seek+write
195 AC_ARG_ENABLE([mmap],
196 [ --disable-mmap disable mmap in rrd_update, use seek+write instead],
197 [],
198 [enable_mmap=yes])
200 if test "x$enable_mmap" = xyes; then
201 AC_FUNC_MMAP
202 fi
204 dnl HP-UX 11.00 does not have finite but does have isfinite as a macro so we need
205 dnl actual code to check if this works
206 AC_CHECK_FUNCS(fpclassify, ,
207 [AC_MSG_CHECKING(for fpclassify with <math.h>)
208 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <math.h>]], [[float f = 0.0; fpclassify(f)]])],[AC_MSG_RESULT(yes)
209 AC_DEFINE(HAVE_FPCLASSIFY)],[AC_MSG_RESULT(no)])])
210 AC_CHECK_FUNCS(finite, ,
211 [AC_CHECK_FUNCS(isfinite, ,
212 [AC_MSG_CHECKING(for isfinite with <math.h>)
213 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <math.h>]], [[float f = 0.0; isfinite(f)]])],[AC_MSG_RESULT(yes)
214 AC_DEFINE(HAVE_ISFINITE)],[AC_MSG_RESULT(no)])])])
215 AC_CHECK_FUNCS(isinf, ,
216 [AC_MSG_CHECKING(for isinf with <math.h>)
217 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <math.h>]], [[float f = 0.0; isinf(f)]])],[AC_MSG_RESULT(yes)
218 AC_DEFINE(HAVE_ISINF)],[AC_MSG_RESULT(no)])])
220 AC_FULL_IEEE
222 dnl How the vertical axis label is printed
223 AC_ARG_VAR(RRDGRAPH_YLEGEND_ANGLE,
224 [Vertical label angle: 90.0 (default) or 270.0])
225 AC_DEFINE_UNQUOTED(RRDGRAPH_YLEGEND_ANGLE,${RRDGRAPH_YLEGEND_ANGLE:-90.0},
226 [Vertical label angle: 90.0 (default) or 270.0])
229 AC_ARG_ENABLE(rrdcgi,[ --disable-rrdcgi disable building of rrdcgi],
230 [],[enable_rrdcgi=yes])
231 AM_CONDITIONAL(BUILD_RRDCGI,[test $enable_rrdcgi != no])
233 EX_CHECK_ALL(art_lgpl_2, art_vpath_add_point, libart_lgpl/libart.h, libart-2.0, 2.3.17, ftp://ftp.gnome.org/pub/GNOME/sources/libart_lgpl/2.3/, /usr/include/libart-2.0)
234 EX_CHECK_ALL(z, zlibVersion, zlib.h, zlib, 1.2.2, http://www.gzip.org/zlib/, "")
235 EX_CHECK_ALL(png, png_access_version_number, png.h, libpng, 1.2.8, http://prdownloads.sourceforge.net/libpng/, "")
236 EX_CHECK_ALL(freetype, FT_Init_FreeType, ft2build.h, freetype2, 2.1.9, http://prdownloads.sourceforge.net/freetype/, /usr/include/freetype2)
238 save_LIBS=${LIBS}
239 save_CPPFLAGS=${CPPFLAGS}
240 save_LDFLAGS=${LDFLAGS}
242 if test $enable_rrdcgi != no; then
243 EX_CHECK_ALL(cgi, cgiInit, cgi.h, cgilib, 0.5, http://www.infodrom.org/projects/cgilib, "")
244 fi
246 CGI_LIBS=${LIBS}
247 CGI_CPPFLAGS=${CPPFLAGS}
248 CGI_LDFLAGS=${LDFLAGS}
250 AC_SUBST(CGI_LIBS)
251 AC_SUBST(CGI_CPPFLAGS)
252 AC_SUBST(CGI_LDFLAGS)
254 LIBS=${save_LIBS}
255 CPPFLAGS=${save_CPPFLAGS}
256 LDFLAGS=${save_LDFLAGS}
258 if test "$EX_CHECK_ALL_ERR" = "YES"; then
259 AC_MSG_ERROR([Please fix the library issues listed above and try again.])
260 fi
262 AC_LANG_PUSH(C)
263 dnl solaris has some odd defines it needs in order to propperly compile ctime_r
264 AC_MSG_CHECKING([if ctime_r need special care to act posixly correct])
265 AC_LINK_IFELSE(
266 AC_LANG_PROGRAM(
267 [[#include <time.h>]],
268 [[ctime_r(NULL,NULL,0)]]
269 ),
270 [ CPPFLAGS="$CPPFLAGS -D_POSIX_PTHREAD_SEMANTICS"
271 AC_LINK_IFELSE(
272 AC_LANG_PROGRAM(
273 [[#include <time.h>]],
274 [[ctime_r(NULL,NULL)]]
275 ),
276 [AC_MSG_RESULT([yes, this seems to be solaris style])],
277 [AC_MSG_ERROR([Can't figure how to compile ctime_r])]
278 )
279 ],
280 [ AC_LINK_IFELSE(
281 AC_LANG_PROGRAM(
282 [[#include <time.h>]],
283 [[ctime_r(NULL,NULL)]]
284 ),
285 [AC_MSG_RESULT(no)],
286 [AC_MSG_ERROR([Can't figure how to compile ctime_r])]
287 )
288 ]
289 )
290 AC_LANG_POP(C)
292 dnl Check for pthreads
293 dnl http://autoconf-archive.cryp.to/acx_pthread.m4
295 AC_SUBST(MULTITHREAD_CFLAGS)
296 AC_SUBST(MULTITHREAD_LDFLAGS)
299 AC_ARG_ENABLE(pthread,[ --disable-pthread disable multithread support],
300 [],[enable_pthread=yes])
303 if test $enable_pthread != no; then
304 ACX_PTHREAD([
305 MULTITHREAD_CFLAGS=$PTHREAD_CFLAGS
306 MULTITHREAD_LDFLAGS=$PTHREAD_LIBS
307 ],
308 [])
309 fi
311 dnl since we use lots of *_r functions all over the code we better
312 dnl make sure they are known
314 if test "x$x_rflag" != "xno"; then
315 CPPFLAGS="$CPPFLAGS $x_rflag"
316 fi
319 AM_CONDITIONAL(BUILD_MULTITHREAD,[test $enable_pthread != no])
321 dnl Check for Perl.
322 AC_PATH_PROG(PERL, perl, no)
324 AC_ARG_ENABLE(perl,[ --disable-perl do not build the perl modules],
325 [],[enable_perl=yes])
328 if test "x$PERL" = "xno" -o x$enable_perl = xno; then
329 COMP_PERL=
330 else
331 COMP_PERL="perl_piped perl_shared"
332 AC_MSG_CHECKING(for the perl version you are running)
333 PERL_VERSION=`$PERL -MConfig -e 'print $Config{version}'`
334 AC_MSG_RESULT($PERL_VERSION)
335 AC_MSG_CHECKING(for the C compiler perl wants to use to build its modules)
336 perlcc=`$PERL -MConfig -e 'print $Config{cc}'`
337 AC_MSG_RESULT($perlcc)
338 if test ! -x "$perlcc"; then
339 AC_PATH_PROG(PERLCC, "${perlcc}", no)
340 if test "$PERLCC" = "no"; then
341 AC_MSG_WARN([
342 I would not find the Compiler ($perlcc) that was originally used to compile your
343 perl binary. You should either make sure that this compiler is available on your
344 system, or use a different perl setup that was compiled with $CC.
346 I will disable the compilation of the RRDs perl module.
347 ])
348 COMP_PERL="perl_piped"
349 fi
350 fi
351 fi
352 AC_MSG_CHECKING(Perl Modules to build)
353 AC_MSG_RESULT(${COMP_PERL:-No Perl Modules will be built})
355 # Options to pass when configuring perl module
356 ppref=$prefix
357 test "$ppref" = "NONE" && ppref=$ac_default_prefix
359 PERL_MAKE_OPTIONS="PREFIX=$ppref LIB=$ppref/lib/perl/$PERL_VERSION"
361 dnl pass additional perl options when generating Makefile from Makefile.PL
362 AC_ARG_ENABLE(perl-site-install,
363 [ --enable-perl-site-install by default the rrdtool perl modules are installed
364 together with rrdtool in $prefix/lib/perl. You have to
365 put a 'use lib qw($prefix/lib/perl)' into your scripts
366 when you want to use them. When you set this option
367 the perl modules will get installed wherever
368 your perl setup thinks it is best.],
369 [PERL_MAKE_OPTIONS=],[])
371 AC_ARG_WITH(perl-options,
372 [ --with-perl-options=[OPTIONS] options to pass on command-line when
373 generating Makefile from Makefile.PL. If you set this
374 option, interesting things may happen unless you know
375 what you are doing!],
376 [PERL_MAKE_OPTIONS=$withval])
378 AC_SUBST(PERL_MAKE_OPTIONS)
379 AC_SUBST(PERL)
380 AC_SUBST(COMP_PERL)
381 AC_SUBST(PERL_VERSION)
383 AC_ARG_ENABLE(tcl,[ --disable-tcl do not build the tcl modules],
384 [],[enable_tcl=yes])
386 if test "$enable_tcl" = "yes"; then
387 dnl Check for Tcl.
388 withval=""
389 AC_ARG_WITH(tcllib,[ --with-tcllib=DIR location of the tclConfig.sh])
390 enable_tcl=no
391 for dir in $withval /usr/lib /usr/local/lib; do
392 AC_MSG_CHECKING(for tclConfig.sh in $dir)
393 if test -f "$dir/tclConfig.sh" ; then
394 tcl_config=$dir/tclConfig.sh
395 enable_tcl=yes
396 AC_MSG_RESULT(yes)
397 break
398 else
399 AC_MSG_RESULT(no)
400 fi
401 done
403 if test "$enable_tcl" = "no"; then
404 AC_MSG_WARN([tclConfig.sh not found - Tcl interface won't be built])
405 else
406 . $tcl_config
407 TCL_PACKAGE_DIR="$TCL_PACKAGE_PATH/tclrrd$VERSION"
408 fi
409 fi
411 AM_CONDITIONAL(BUILD_TCL, test "$enable_tcl" = "yes" )
413 AC_SUBST(TCL_PREFIX)
414 AC_SUBST(TCL_SHLIB_CFLAGS)
415 AC_SUBST(TCL_SHLIB_LD)
416 AC_SUBST(TCL_SHLIB_SUFFIX)
417 AC_SUBST(TCL_PACKAGE_PATH)
418 AC_SUBST(TCL_LD_SEARCH_FLAGS)
419 AC_SUBST(TCL_VERSION)
420 AC_SUBST(TCL_PACKAGE_DIR)
422 AC_ARG_ENABLE(python,[ --disable-python do not build the python modules],
423 [],[enable_python=yes])
425 if test "$enable_python" = "yes"; then
426 dnl Check for python
427 AM_PATH_PYTHON(2.3,[],[enable_python=no])
428 AM_CHECK_PYTHON_HEADERS(,[enable_python=no;AC_MSG_WARN(could not find Python headers)])
429 fi
431 AM_CONDITIONAL(BUILD_PYTHON,[test "$enable_python" = "yes"])
433 dnl Check for nroff
434 AC_PATH_PROGS(NROFF, gnroff nroff)
435 AC_PATH_PROGS(TROFF, groff troff)
437 dnl Does the compiler like -Wall and -pedantic?
438 if test "$GCC" = "yes"; then
439 oCFLAGS=$CFLAGS
440 CFLAGS="$CFLAGS -Wall -pedantic -Wshadow -Wpointer-arith -Wcast-align -Wmissing-prototypes -Wmissing-declarations -Wnested-externs -Winline -W"
441 AC_CACHE_CHECK(if we can use GCC-specific compiler options, rd_cv_gcc_opt,
442 [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[return 0 ]])],[rd_cv_gcc_opt=yes],[rd_cv_gcc_opt=no ])
443 ]
444 )
445 if test $rd_cv_gcc_opt = no; then
446 CFLAGS=$oCFLAGS
447 fi
448 fi
450 dnl what does realloc do if it gets called with a NULL pointer
452 AC_CACHE_CHECK([if realloc can deal with NULL], rd_cv_null_realloc,
453 [AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <stdlib.h>
454 int main(void){
455 char *x = NULL;
456 x = realloc (x,10);
457 if (x==NULL) return 1;
458 return 0;
459 }]])],[rd_cv_null_realloc=yes],[rd_cv_null_realloc=nope],[:])])
461 if test x"$rd_cv_null_realloc" = xnope; then
462 AC_DEFINE(NO_NULL_REALLOC)
463 fi
465 AC_CONFIG_FILES([examples/shared-demo.pl \
466 examples/piped-demo.pl \
467 examples/stripes.pl \
468 examples/bigtops.pl \
469 examples/minmax.pl \
470 examples/cgi-demo.cgi \
471 examples/4charts.pl \
472 examples/Makefile \
473 doc/Makefile \
474 src/Makefile \
475 bindings/Makefile \
476 bindings/tcl/Makefile \
477 bindings/tcl/ifOctets.tcl \
478 bindings/python/Makefile \
479 Makefile])
480 AC_CONFIG_COMMANDS([default],[[\
481 chmod +x examples/*.cgi examples/*.pl]],[[]])
482 AC_OUTPUT
484 AC_MSG_CHECKING(in)
485 AC_MSG_RESULT(and out again)
487 echo $ECHO_N "ordering CD from http://people.ee.ethz.ch/~oetiker/wish $ECHO_C" 1>&6
488 sleep 1
489 echo $ECHO_N ".$ECHO_C" 1>&6
490 sleep 1
491 echo $ECHO_N ".$ECHO_C" 1>&6
492 sleep 1
493 echo $ECHO_N ".$ECHO_C" 1>&6
494 sleep 1
495 echo $ECHO_N ".$ECHO_C" 1>&6
496 sleep 1
497 AC_MSG_RESULT([ just kidding ;-)])
498 echo
499 echo "----------------------------------------------------------------"
500 echo "Config is DONE!"
501 echo
502 echo " With MMAP IO: $ac_cv_func_mmap_fixed_mapped"
503 echo " Perl Modules: $COMP_PERL"
504 echo " Perl Binary: $PERL"
505 echo " Perl Version: $PERL_VERSION"
506 echo " Perl Options: $PERL_MAKE_OPTIONS"
507 echo " Build Tcl Bindings: $enable_tcl"
508 echo " Build Python Bindings: $enable_python"
509 echo " Build rrdcgi: $enable_rrdcgi"
510 echo " Build librrd MT: $enable_pthread"
511 echo
512 echo
513 echo "Type 'make' to compile the software and use 'make install' to "
514 echo "install everything to: $prefix."
515 echo
516 echo " ... that wishlist is NO JOKE. If you find RRDtool useful"
517 echo "make me happy. Go to http://people.ee.ethz.ch/oetiker/wish and"
518 echo "place an order."
519 echo
520 echo " -- Tobi Oetiker <tobi@oetiker.ch>"
521 echo "----------------------------------------------------------------"