2d97a5aa68e4a2944e86136f6f81d158807ee3f0
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 AC_INIT([rrdtool],[1.2rc3])
10 AC_CANONICAL_TARGET
11 AM_INIT_AUTOMAKE
12 AC_CONFIG_HEADERS([config.h])
14 dnl all our local stuff like install scripts and include files
15 dnl is in there
18 dnl determine the type of system we are running on
21 AC_SUBST(VERSION)
23 AC_PREFIX_DEFAULT( /usr/local/rrdtool-$PACKAGE_VERSION )
25 dnl Minimum Autoconf version required.
26 AC_PREREQ(2.59)
28 dnl At the TOP of the HEADER
30 AH_TOP([
32 #ifndef CONFIG_H
33 #define CONFIG_H
34 /* IEEE can be prevented from raising signals with fpsetmask(0) */
35 #undef MUST_DISABLE_FPMASK
37 /* IEEE math only works if SIGFPE gets actively set to IGNORE */
39 #undef MUST_DISABLE_SIGFPE
41 /* realloc does not support NULL as argument */
42 #undef NO_NULL_REALLOC
44 ])
46 AH_BOTTOM([
48 /* define strrchr, strchr and memcpy, memmove in terms of bsd funcs
49 make sure you are NOT using bcopy, index or rindex in the code */
51 #if STDC_HEADERS
52 # include <string.h>
53 #else
54 # ifndef HAVE_STRCHR
55 # define strchr index
56 # define strrchr rindex
57 # endif
58 char *strchr (), *strrchr ();
59 # ifndef HAVE_MEMMOVE
60 # define memcpy(d, s, n) bcopy ((s), (d), (n))
61 # define memmove(d, s, n) bcopy ((s), (d), (n))
62 # endif
63 #endif
66 #if NO_NULL_REALLOC
67 # define rrd_realloc(a,b) ( (a) == NULL ? malloc( (b) ) : realloc( (a) , (b) ))
68 #else
69 # define rrd_realloc(a,b) realloc((a), (b))
70 #endif
72 #if HAVE_MATH_H
73 # include <math.h>
74 #endif
76 #if HAVE_FLOAT_H
77 # include <float.h>
78 #endif
80 #if HAVE_IEEEFP_H
81 # include <ieeefp.h>
82 #endif
84 #if HAVE_FP_CLASS_H
85 # include <fp_class.h>
86 #endif
88 /* for Solaris */
89 #if (! defined(HAVE_ISINF) && defined(HAVE_FPCLASS))
90 # define HAVE_ISINF 1
91 # define isinf(a) (fpclass(a) == FP_NINF || fpclass(a) == FP_PINF)
92 #endif
94 /* for OSF1 Digital Unix */
95 #if (! defined(HAVE_ISINF) && defined(HAVE_FP_CLASS) && defined(HAVE_FP_CLASS_H))
96 # define HAVE_ISINF 1
97 # define isinf(a) (fp_class(a) == FP_NEG_INF || fp_class(a) == FP_POS_INF)
98 #endif
100 #if (! defined(HAVE_ISINF) && defined(HAVE_FPCLASSIFY) && defined(FP_PLUS_INF) && defined(FP_MINUS_INF))
101 # define HAVE_ISINF 1
102 # define isinf(a) (fpclassify(a) == FP_MINUS_INF || fpclassify(a) == FP_PLUS_INF)
103 #endif
105 #if (! defined(HAVE_ISINF) && defined(HAVE_FPCLASSIFY) && defined(FP_INFINITE))
106 # define HAVE_ISINF 1
107 # define isinf(a) (fpclassify(a) == FP_INFINITE)
108 #endif
110 /* for AIX */
111 #if (! defined(HAVE_ISINF) && defined(HAVE_CLASS))
112 # define HAVE_ISINF 1
113 # define isinf(a) (class(a) == FP_MINUS_INF || class(a) == FP_PLUS_INF)
114 #endif
116 #if (! defined (HAVE_FINITE) && defined (HAVE_ISFINITE))
117 # define HAVE_FINITE 1
118 # define finite(a) isfinite(a)
119 #endif
121 #if (! defined(HAVE_FINITE) && defined(HAVE_ISNAN) && defined(HAVE_ISINF))
122 # define HAVE_FINITE 1
123 # define finite(a) (! isnan(a) && ! isinf(a))
124 #endif
126 #ifndef HAVE_FINITE
127 #error "Can't compile without finite function"
128 #endif
130 #ifndef HAVE_ISINF
131 #error "Can't compile without isinf function"
132 #endif
134 #endif /* CONFIG_H */
135 ])
139 dnl Check for the compiler and static/shared library creation.
140 AC_PROG_CC
141 AC_PROG_CPP
142 AC_PROG_LIBTOOL
144 dnl Checks for header files.
145 AC_HEADER_STDC
146 AC_HEADER_DIRENT
147 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)
149 dnl Checks for typedefs, structures, and compiler characteristics.
150 AC_C_CONST
151 AC_HEADER_TIME
152 AC_STRUCT_TM
154 dnl Checks for libraries.
155 AC_CHECK_FUNC(acos, , AC_CHECK_LIB(m, acos))
157 dnl add pic flag in any case this makes sure all our code is relocatable
158 eval `./libtool --config | grep pic_flag`
159 CFLAGS="$CFLAGS $pic_flag"
161 dnl Checks for library functions.
162 AC_FUNC_STRFTIME
163 AC_FUNC_VPRINTF
165 AC_C_BIGENDIAN
167 dnl for each function found we get a definition in config.h
168 dnl of the form HAVE_FUNCTION
170 AC_CHECK_FUNCS(tzset opendir readdir chdir chroot getuid setlocale strerror strerror_r snprintf vsnprintf fpclass class fp_class isnan memmove strchr mktime getrusage gettimeofday)
172 dnl Use mmap in rrd_update instead of seek+write
173 AC_ARG_ENABLE([mmap],
174 [ --disable-mmap disable mmap in rrd_update, use seek+write instead],
175 [],
176 [enable_mmap=yes])
178 if test "x$enable_mmap" = xyes; then
179 AC_FUNC_MMAP
180 fi
182 dnl HP-UX 11.00 does not have finite but does have isfinite as a macro so we need
183 dnl actual code to check if this works
184 AC_CHECK_FUNCS(fpclassify, ,
185 [AC_MSG_CHECKING(for fpclassify with <math.h>)
186 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <math.h>]], [[float f = 0.0; fpclassify(f)]])],[AC_MSG_RESULT(yes)
187 AC_DEFINE(HAVE_FPCLASSIFY)],[AC_MSG_RESULT(no)])])
188 AC_CHECK_FUNCS(finite, ,
189 [AC_CHECK_FUNCS(isfinite, ,
190 [AC_MSG_CHECKING(for isfinite with <math.h>)
191 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <math.h>]], [[float f = 0.0; isfinite(f)]])],[AC_MSG_RESULT(yes)
192 AC_DEFINE(HAVE_ISFINITE)],[AC_MSG_RESULT(no)])])])
193 AC_CHECK_FUNCS(isinf, ,
194 [AC_MSG_CHECKING(for isinf with <math.h>)
195 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <math.h>]], [[float f = 0.0; isinf(f)]])],[AC_MSG_RESULT(yes)
196 AC_DEFINE(HAVE_ISINF)],[AC_MSG_RESULT(no)])])
198 AC_FULL_IEEE
200 dnl How the vertical axis label is printed
201 AC_ARG_VAR(RRDGRAPH_YLEGEND_ANGLE,
202 [Vertical label angle: 90.0 (default) or 270.0])
203 AC_DEFINE_UNQUOTED(RRDGRAPH_YLEGEND_ANGLE,${RRDGRAPH_YLEGEND_ANGLE:-90.0},
204 [Vertical label angle: 90.0 (default) or 270.0])
207 AC_ARG_ENABLE(rrdcgi,[ --disable-rrdcgi disable building of rrdcgi],
208 [],[enable_rrdcgi=yes])
209 AM_CONDITIONAL(BUILD_RRDCGI,[test $enable_rrdcgi != no])
211 if test $enable_rrdcgi != no; then
212 EX_CHECK_ALL(cgi, cgiInit, cgi.h, cgilib, 0.5, http://www.infodrom.org/projects/cgilib, "")
213 fi
214 EX_CHECK_ALL(art_lgpl_2, art_vpath_add_point, libart_lgpl/libart.h, libart-2.0, 2.3.17, ftp://ftp.gnome.org/pub/GNOME/sources/libart_lgpl/2.3/, /usr/include/libart-2.0)
215 EX_CHECK_ALL(z, zlibVersion, zlib.h, zlib, 1.2.1, http://www.gzip.org/zlib/, "")
216 EX_CHECK_ALL(png, png_access_version_number, png.h, libpng, 1.2.8, http://prdownloads.sourceforge.net/libpng/, "")
217 EX_CHECK_ALL(freetype, FT_Init_FreeType, ft2build.h, freetype2, 2.1.9, http://prdownloads.sourceforge.net/freetype/, /usr/include/freetype2)
219 if test "$EX_CHECK_ALL_ERR" = "YES"; then
220 AC_MSG_ERROR([Please fix the library issues listed above and try again.])
221 fi
223 AC_LANG_PUSH(C)
224 dnl solaris has some odd defines it needs in order to propperly compile ctime_r
225 AC_MSG_CHECKING([if ctime_r need special care to act posixly correct])
226 AC_LINK_IFELSE(
227 AC_LANG_PROGRAM(
228 [[#include <time.h>]],
229 [[ctime_r(NULL,NULL,0)]]
230 ),
231 [ CPPFLAGS="$CPPFLAGS -D_POSIX_PTHREAD_SEMANTICS"
232 AC_LINK_IFELSE(
233 AC_LANG_PROGRAM(
234 [[#include <time.h>]],
235 [[ctime_r(NULL,NULL)]]
236 ),
237 [AC_MSG_RESULT([yes, this seems to be solaris style])],
238 [AC_MSG_ERROR([Can't figure how to compile ctime_r])]
239 )
240 ],
241 [ AC_LINK_IFELSE(
242 AC_LANG_PROGRAM(
243 [[#include <time.h>]],
244 [[ctime_r(NULL,NULL)]]
245 ),
246 [AC_MSG_RESULT(yes)],
247 [AC_MSG_ERROR([Can't figure how to compile ctime_r])]
248 )
249 ]
250 )
251 AC_LANG_POP(C)
253 dnl Check for pthreads
254 dnl http://autoconf-archive.cryp.to/acx_pthread.m4
256 AC_SUBST(MULTITHREAD_CFLAGS)
257 AC_SUBST(MULTITHREAD_LDFLAGS)
260 AC_ARG_ENABLE(pthread,[ --disable-pthread disable multithread support],
261 [],[enable_pthread=yes])
264 if test $enable_pthread != no; then
265 ACX_PTHREAD([
266 MULTITHREAD_CFLAGS=$PTHREAD_CFLAGS
267 MULTITHREAD_LDFLAGS=$PTHREAD_LIBS
268 ],
269 [])
270 fi
272 dnl since we use lots of *_r functions all over the code we better
273 dnl make sure they are known
275 if test "x$x_rflag" != "xno"; then
276 CPPFLAGS="$CPPFLAGS $x_rflag"
277 fi
280 AM_CONDITIONAL(BUILD_MULTITHREAD,[test $enable_pthread != no])
282 dnl Check for Perl.
283 AC_PATH_PROG(PERL, perl, no)
284 if test "x$PERL" = "xno"; then
285 COMP_PERL=
286 else
287 COMP_PERL="perl_piped perl_shared"
288 AC_MSG_CHECKING(for the perl version you are running)
289 PERL_VERSION=`$PERL -MConfig -e 'print $Config{version}'`
290 AC_MSG_RESULT($PERL_VERSION)
291 AC_MSG_CHECKING(for the C compiler perl wants to use to build its modules)
292 perlcc=`$PERL -MConfig -e 'print $Config{cc}'`
293 AC_MSG_RESULT($perlcc)
294 if test ! -x $perlcc; then
295 AC_PATH_PROG(PERLCC, ${perlcc}, no)
296 if test -x $"x$PERLCC" = "xno"; then
297 AC_MSG_WARN([
298 I would not find the Compiler ($perlcc) that was originally used to compile your
299 perl binary. You should either make sure that this compiler is available on your
300 system, or use a different perl setup that was compiled with $CC.
302 I will disable the compilation of the RRDs perl module.
303 ])
304 COMP_PERL="perl_piped"
305 fi
306 fi
307 fi
308 AC_MSG_CHECKING(Perl Modules to build)
309 AC_MSG_RESULT(${COMP_PERL:-No Perl Modules will be built})
311 # Options to pass when configuring perl module
312 ppref=$prefix
313 test "x$ppref" = xNONE && ppref=$ac_default_prefix
315 PERL_MAKE_OPTIONS="PREFIX=$ppref LIB=$ppref/lib/perl/$PERL_VERSION"
317 dnl pass additional perl options when generating Makefile from Makefile.PL
318 AC_ARG_ENABLE(perl-site-install,
319 [ --enable-perl-site-install by default the rrdtool perl modules are installed
320 together with rrdtool in $prefix/lib/perl. You have to
321 put a 'use lib qw($prefix/lib/perl)' into your scripts
322 when you want to use them. When you set this option
323 the perl modules will get installed wherever
324 your perl setup thinks it is best.],
325 [PERL_MAKE_OPTIONS=],[])
327 AC_ARG_WITH(perl-options,
328 [ --with-perl-options=[OPTIONS] options to pass on command-line when
329 generating Makefile from Makefile.PL. If you set this
330 option, interesting things may happen unless you know
331 what you are doing!],
332 [PERL_MAKE_OPTIONS=$withval])
334 AC_SUBST(PERL_MAKE_OPTIONS)
335 AC_SUBST(PERL)
336 AC_SUBST(COMP_PERL)
337 AC_SUBST(PERL_VERSION)
340 dnl Check for Tcl.
341 withval=""
342 AC_ARG_WITH(tcllib,[ --with-tcllib=DIR location of the tclConfig.sh])
343 found=0
344 AC_MSG_CHECKING(for tclConfig.sh in $withval)
345 if test -f "$withval/tclConfig.sh" ; then
346 tcl_config=$withval/tclConfig.sh
347 found=1
348 AC_MSG_RESULT(yes)
349 break
350 else
351 AC_MSG_RESULT(no)
352 fi
354 if test $found -eq 0 ; then
355 AC_MSG_WARN([tclConfig.sh not found - Tcl interface won't be built])
356 else
357 . $tcl_config
358 fi
361 AM_CONDITIONAL(COMP_TCL, test x$found = x1 )
363 AC_SUBST(TCL_PREFIX)
364 AC_SUBST(TCL_SHLIB_CFLAGS)
365 AC_SUBST(TCL_SHLIB_LD)
366 AC_SUBST(TCL_SHLIB_SUFFIX)
367 AC_SUBST(TCL_PACKAGE_PATH)
368 AC_SUBST(TCL_LD_SEARCH_FLAGS)
372 dnl Check for nroff
373 AC_PATH_PROGS(NROFF, gnroff nroff)
374 AC_PATH_PROGS(TROFF, groff troff)
376 dnl Does the compiler like -Wall and -pedantic?
377 if test "x$GCC" = "xyes"; then
378 oCFLAGS=$CFLAGS
379 CFLAGS="$CFLAGS -Wall -pedantic -Wshadow -Wpointer-arith -Wcast-align -Wmissing-prototypes -Wmissing-declarations -Wnested-externs -Winline -W"
380 AC_CACHE_CHECK(if we can use GCC-specific compiler options, rd_cv_gcc_opt,
381 [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[return 0 ]])],[rd_cv_gcc_opt=yes],[rd_cv_gcc_opt=no ])
382 ]
383 )
384 if test $rd_cv_gcc_opt = no; then
385 CFLAGS=$oCFLAGS
386 fi
387 fi
389 dnl what does realloc do if it gets called with a NULL pointer
391 AC_CACHE_CHECK([if realloc can deal with NULL], rd_cv_null_realloc,
392 [AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <stdlib.h>
393 int main(void){
394 char *x = NULL;
395 x = realloc (x,10);
396 if (x==NULL) return 1;
397 return 0;
398 }]])],[rd_cv_null_realloc=yes],[rd_cv_null_realloc=nope],[:])])
400 if test x"$rd_cv_null_realloc" = xnope; then
401 AC_DEFINE(NO_NULL_REALLOC)
402 fi
404 AC_CONFIG_FILES([examples/shared-demo.pl \
405 examples/piped-demo.pl \
406 examples/stripes.pl \
407 examples/bigtops.pl \
408 examples/minmax.pl \
409 examples/cgi-demo.cgi \
410 examples/4charts.pl \
411 examples/Makefile \
412 doc/Makefile \
413 src/Makefile \
414 bindings/Makefile \
415 bindings/tcl/Makefile \
416 Makefile])
417 AC_CONFIG_COMMANDS([default],[[\
418 chmod +x examples/*.cgi examples/*.pl]],[[]])
419 AC_OUTPUT
421 AC_MSG_CHECKING(in)
422 AC_MSG_RESULT(and out again)
424 echo $ECHO_N "ordering CD from http://people.ee.ethz.ch/~oetiker/wish $ECHO_C" 1>&6
425 sleep 1
426 echo $ECHO_N ".$ECHO_C" 1>&6
427 sleep 1
428 echo $ECHO_N ".$ECHO_C" 1>&6
429 sleep 1
430 echo $ECHO_N ".$ECHO_C" 1>&6
431 sleep 1
432 echo $ECHO_N ".$ECHO_C" 1>&6
433 sleep 1
434 AC_MSG_RESULT([ just kidding ;-)])
435 echo
436 echo "----------------------------------------------------------------"
437 echo "Config is DONE!"
438 echo
439 echo " With MMAP IO: $ac_cv_func_mmap_fixed_mapped"
440 echo " Perl Modules: $COMP_PERL"
441 echo " Perl Binary: $PERL"
442 echo " Perl Version: $PERL_VERSION"
443 echo " Perl Options: $PERL_MAKE_OPTIONS"
444 echo " Tcl Config: $tcl_config"
445 echo " Build rrdcgi: $enable_rrdcgi"
446 echo " Build librrd MT: $enable_pthread"
447 echo
448 echo
449 echo "Type 'make' to compile the software and use 'make install' to "
450 echo "install everything to: $prefix."
451 echo
452 echo " ... that wishlist is NO JOKE. If you find RRDtool useful"
453 echo "make me happy. Go to http://people.ee.ethz.ch/oetiker/wish and"
454 echo "place an order."
455 echo
456 echo " -- Tobi Oetiker <tobi@oetiker.ch>"
457 echo "----------------------------------------------------------------"