db85831350db35bfdd04539e3ad764cfd7dfdcea
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],[1.2rc1])
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 dnl where we install our stuff ...
24 if test -d /opt; then
25 xxpreinst=/opt
26 else
27 xxpreinst=/usr/local
28 fi
30 AC_PREFIX_DEFAULT( $xxpreinst/rrdtool-$PACKAGE_VERSION )
32 dnl Minimum Autoconf version required.
33 AC_PREREQ(2.59)
35 dnl At the TOP of the HEADER
37 AH_TOP([
39 #ifndef CONFIG_H
40 #define CONFIG_H
41 /* IEEE can be prevented from raising signals with fpsetmask(0) */
42 #undef MUST_DISABLE_FPMASK
44 /* IEEE math only works if SIGFPE gets actively set to IGNORE */
46 #undef MUST_DISABLE_SIGFPE
48 /* realloc does not support NULL as argument */
49 #undef NO_NULL_REALLOC
51 ])
53 AH_BOTTOM([
55 /* define strrchr, strchr and memcpy, memmove in terms of bsd funcs
56 make sure you are NOT using bcopy, index or rindex in the code */
58 #if STDC_HEADERS
59 # include <string.h>
60 #else
61 # ifndef HAVE_STRCHR
62 # define strchr index
63 # define strrchr rindex
64 # endif
65 char *strchr (), *strrchr ();
66 # ifndef HAVE_MEMMOVE
67 # define memcpy(d, s, n) bcopy ((s), (d), (n))
68 # define memmove(d, s, n) bcopy ((s), (d), (n))
69 # endif
70 #endif
73 #if NO_NULL_REALLOC
74 # define rrd_realloc(a,b) ( (a) == NULL ? malloc( (b) ) : realloc( (a) , (b) ))
75 #else
76 # define rrd_realloc(a,b) realloc((a), (b))
77 #endif
79 #if HAVE_MATH_H
80 # include <math.h>
81 #endif
83 #if HAVE_FLOAT_H
84 # include <float.h>
85 #endif
87 #if HAVE_IEEEFP_H
88 # include <ieeefp.h>
89 #endif
91 #if HAVE_FP_CLASS_H
92 # include <fp_class.h>
93 #endif
95 /* for Solaris */
96 #if (! defined(HAVE_ISINF) && defined(HAVE_FPCLASS))
97 # define HAVE_ISINF 1
98 # define isinf(a) (fpclass(a) == FP_NINF || fpclass(a) == FP_PINF)
99 #endif
101 /* for OSF1 Digital Unix */
102 #if (! defined(HAVE_ISINF) && defined(HAVE_FP_CLASS) && defined(HAVE_FP_CLASS_H))
103 # define HAVE_ISINF 1
104 # define isinf(a) (fp_class(a) == FP_NEG_INF || fp_class(a) == FP_POS_INF)
105 #endif
107 #if (! defined(HAVE_ISINF) && defined(HAVE_FPCLASSIFY) && defined(FP_PLUS_INF) && defined(FP_MINUS_INF))
108 # define HAVE_ISINF 1
109 # define isinf(a) (fpclassify(a) == FP_MINUS_INF || fpclassify(a) == FP_PLUS_INF)
110 #endif
112 #if (! defined(HAVE_ISINF) && defined(HAVE_FPCLASSIFY) && defined(FP_INFINITE))
113 # define HAVE_ISINF 1
114 # define isinf(a) (fpclassify(a) == FP_INFINITE)
115 #endif
117 /* for AIX */
118 #if (! defined(HAVE_ISINF) && defined(HAVE_CLASS))
119 # define HAVE_ISINF 1
120 # define isinf(a) (class(a) == FP_MINUS_INF || class(a) == FP_PLUS_INF)
121 #endif
123 #if (! defined (HAVE_FINITE) && defined (HAVE_ISFINITE))
124 # define HAVE_FINITE 1
125 # define finite(a) isfinite(a)
126 #endif
128 #if (! defined(HAVE_FINITE) && defined(HAVE_ISNAN) && defined(HAVE_ISINF))
129 # define HAVE_FINITE 1
130 # define finite(a) (! isnan(a) && ! isinf(a))
131 #endif
133 #ifndef HAVE_FINITE
134 #error "Can't compile without finite function"
135 #endif
137 #ifndef HAVE_ISINF
138 #error "Can't compile without isinf function"
139 #endif
141 #endif /* CONFIG_H */
142 ])
146 dnl Check for the compiler and static/shared library creation.
147 AC_PROG_CC
148 AC_PROG_CPP
149 AC_PROG_LIBTOOL
151 dnl Checks for header files.
152 AC_HEADER_STDC
153 AC_HEADER_DIRENT
154 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)
156 dnl Checks for typedefs, structures, and compiler characteristics.
157 AC_C_CONST
158 AC_HEADER_TIME
159 AC_STRUCT_TM
161 dnl Checks for libraries.
162 AC_CHECK_FUNC(acos, , AC_CHECK_LIB(m, acos))
164 dnl add pic flag in any case this makes sure all our code is relocatable
165 eval `./libtool --config | grep pic_flag`
166 CFLAGS="$CFLAGS $pic_flag"
168 dnl Checks for library functions.
169 AC_FUNC_STRFTIME
170 AC_FUNC_VPRINTF
172 AC_C_BIGENDIAN
174 dnl for each function found we get a definition in config.h
175 dnl of the form HAVE_FUNCTION
177 AC_CHECK_FUNCS(tzset opendir readdir chdir chroot getuid setlocale strerror strerror_r snprintf vsnprintf fpclass class fp_class isnan memmove strchr mktime getrusage gettimeofday)
179 dnl Use mmap in rrd_update instead of seek+write
180 AC_ARG_ENABLE([mmap],
181 [ --disable-mmap disable mmap in rrd_update, use seek+write instead],
182 [],
183 [enable_mmap=yes])
185 if test "x$enable_mmap" = xyes; then
186 AC_FUNC_MMAP
187 fi
189 dnl HP-UX 11.00 does not have finite but does have isfinite as a macro so we need
190 dnl actual code to check if this works
191 AC_CHECK_FUNCS(fpclassify, ,
192 [AC_MSG_CHECKING(for fpclassify with <math.h>)
193 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <math.h>]], [[float f = 0.0; fpclassify(f)]])],[AC_MSG_RESULT(yes)
194 AC_DEFINE(HAVE_FPCLASSIFY)],[AC_MSG_RESULT(no)])])
195 AC_CHECK_FUNCS(finite, ,
196 [AC_CHECK_FUNCS(isfinite, ,
197 [AC_MSG_CHECKING(for isfinite with <math.h>)
198 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <math.h>]], [[float f = 0.0; isfinite(f)]])],[AC_MSG_RESULT(yes)
199 AC_DEFINE(HAVE_ISFINITE)],[AC_MSG_RESULT(no)])])])
200 AC_CHECK_FUNCS(isinf, ,
201 [AC_MSG_CHECKING(for isinf with <math.h>)
202 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <math.h>]], [[float f = 0.0; isinf(f)]])],[AC_MSG_RESULT(yes)
203 AC_DEFINE(HAVE_ISINF)],[AC_MSG_RESULT(no)])])
205 AC_FULL_IEEE
207 dnl How the vertical axis label is printed
208 AC_ARG_VAR(RRDGRAPH_YLEGEND_ANGLE,
209 [Vertical label angle: 90.0 (default) or 270.0])
210 AC_DEFINE_UNQUOTED(RRDGRAPH_YLEGEND_ANGLE,${RRDGRAPH_YLEGEND_ANGLE:-90.0},
211 [Vertical label angle: 90.0 (default) or 270.0])
214 AC_ARG_ENABLE(rrdcgi,[ --disable-rrdcgi disable building of rrdcgi],
215 [],[enable_rrdcgi=yes])
216 AM_CONDITIONAL(BUILD_RRDCGI,[test $enable_rrdcgi != no])
218 if test $enable_rrdcgi != no; then
219 EX_CHECK_ALL(cgi, cgiInit, cgi.h, cgilib, 0.5, http://www.infodrom.org/projects/cgilib, "")
220 fi
221 EX_CHECK_ALL(art_lgpl_2, art_vpath_add_point, libart_lgpl/libart.h, libart-2.0, 2.3.17, ftp://ftp.gnome.org/pub/GNOME/sources/libart_lgpl/2.3/, /usr/include/libart-2.0)
222 EX_CHECK_ALL(z, zlibVersion, zlib.h, zlib, 1.2.1, http://www.gzip.org/zlib/, "")
223 EX_CHECK_ALL(png, png_access_version_number, png.h, libpng, 1.2.8, http://prdownloads.sourceforge.net/libpng/, "")
224 EX_CHECK_ALL(freetype, FT_Init_FreeType, ft2build.h, freetype2, 2.1.9, http://prdownloads.sourceforge.net/freetype/, /usr/include/freetype2)
226 if test "$EX_CHECK_ALL_ERR" = "YES"; then
227 AC_MSG_ERROR([Please fix the library issues listed above and try again.])
228 fi
230 AC_LANG_PUSH(C)
231 dnl solaris has some odd defines it needs in order to propperly compile ctime_r
232 AC_MSG_CHECKING([if ctime_r need special care to act posixly correct])
233 AC_LINK_IFELSE(
234 AC_LANG_PROGRAM(
235 [[#include <time.h>]],
236 [[ctime_r(NULL,NULL,0)]]
237 ),
238 [ CPPFLAGS="$CPPFLAGS -D_POSIX_PTHREAD_SEMANTICS"
239 AC_LINK_IFELSE(
240 AC_LANG_PROGRAM(
241 [[#include <time.h>]],
242 [[ctime_r(NULL,NULL)]]
243 ),
244 [AC_MSG_RESULT([yes, this seems to be solaris style])],
245 [AC_MSG_ERROR([Can't figure how to compile ctime_r])]
246 )
247 ],
248 [ AC_LINK_IFELSE(
249 AC_LANG_PROGRAM(
250 [[#include <time.h>]],
251 [[ctime_r(NULL,NULL)]]
252 ),
253 [AC_MSG_RESULT(yes)],
254 [AC_MSG_ERROR([Can't figure how to compile ctime_r])]
255 )
256 ]
257 )
258 AC_LANG_POP(C)
260 dnl Check for pthreads
261 dnl http://autoconf-archive.cryp.to/acx_pthread.m4
263 AC_SUBST(MULTITHREAD_CFLAGS)
264 AC_SUBST(MULTITHREAD_LDFLAGS)
267 AC_ARG_ENABLE(pthread,[ --disable-pthread disable multithread support],
268 [],[enable_pthread=yes])
271 if test $enable_pthread != no; then
272 ACX_PTHREAD([
273 MULTITHREAD_CFLAGS=$PTHREAD_CFLAGS
274 MULTITHREAD_LDFLAGS=$PTHREAD_LIBS
275 ],
276 [])
277 fi
279 dnl since we use lots of *_r functions all over the code we better
280 dnl make sure they are known
282 if test "x$x_rflag" != "xno"; then
283 CPPFLAGS="$CPPFLAGS $x_rflag"
284 fi
287 AM_CONDITIONAL(BUILD_MULTITHREAD,[test $enable_pthread != no])
289 dnl Check for Perl.
290 AC_PATH_PROG(PERL, perl, no)
291 if test "x$PERL" = "xno"; then
292 COMP_PERL=
293 else
294 COMP_PERL="perl_piped perl_shared"
295 AC_MSG_CHECKING(for the perl version you are running)
296 PERL_VERSION=`$PERL -MConfig -e 'print $Config{version}'`
297 AC_MSG_RESULT($PERL_VERSION)
298 AC_MSG_CHECKING(for the C compiler perl wants to use to build its modules)
299 perlcc=`$PERL -MConfig -e 'print $Config{cc}'`
300 AC_MSG_RESULT($perlcc)
301 if test ! -x $perlcc; then
302 AC_PATH_PROG(PERLCC, ${perlcc}, no)
303 if test -x $"x$PERLCC" = "xno"; then
304 AC_MSG_WARN([
305 I would not find the Compiler ($perlcc) that was originally used to compile your
306 perl binary. You should either make sure that this compiler is available on your
307 system, or use a different perl setup that was compiled with $CC.
309 I will disable the compilation of the RRDs perl module.
310 ])
311 COMP_PERL="perl_piped"
312 fi
313 fi
314 fi
315 AC_MSG_CHECKING(Perl Modules to build)
316 AC_MSG_RESULT(${COMP_PERL:-No Perl Modules will be built})
318 # Options to pass when configuring perl module
319 PERL_MAKE_OPTIONS="PREFIX=$prefix LIB=$prefix/lib/perl/$PERL_VERSION"
321 dnl pass additional perl options when generating Makefile from Makefile.PL
322 AC_ARG_ENABLE(perl-site-install,
323 [ --enable-perl-site-install by default the rrdtool perl modules are installed
324 together with rrdtool in $prefix/lib/perl. You have to
325 put a 'use lib qw($prefix/lib/perl)' into your scripts
326 when you want to use them. When you set this option
327 the perl modules will get installed wherever
328 your perl setup thinks it is best.],
329 [PERL_MAKE_OPTIONS=],[])
331 AC_ARG_WITH(perl-options,
332 [ --with-perl-options=[OPTIONS] options to pass on command-line when
333 generating Makefile from Makefile.PL. If you set this
334 option, interesting things may happen unless you know
335 what you are doing!],
336 [PERL_MAKE_OPTIONS=$withval])
338 AC_SUBST(PERL_MAKE_OPTIONS)
339 AC_SUBST(PERL)
340 AC_SUBST(COMP_PERL)
341 AC_SUBST(PERL_VERSION)
344 dnl Check for Tcl.
345 withval=""
346 AC_ARG_WITH(tcllib,[ --with-tcllib=DIR location of the tclConfig.sh])
347 found=0
348 AC_MSG_CHECKING(for tclConfig.sh in $withval)
349 if test -f "$withval/tclConfig.sh" ; then
350 tcl_config=$withval/tclConfig.sh
351 found=1
352 AC_MSG_RESULT(yes)
353 break
354 else
355 AC_MSG_RESULT(no)
356 fi
358 if test $found -eq 0 ; then
359 AC_MSG_WARN([tclConfig.sh not found - Tcl interface won't be built])
360 else
361 . $tcl_config
362 fi
365 AM_CONDITIONAL(COMP_TCL, test x$found = x1 )
367 AC_SUBST(TCL_PREFIX)
368 AC_SUBST(TCL_SHLIB_CFLAGS)
369 AC_SUBST(TCL_SHLIB_LD)
370 AC_SUBST(TCL_SHLIB_SUFFIX)
371 AC_SUBST(TCL_PACKAGE_PATH)
372 AC_SUBST(TCL_LD_SEARCH_FLAGS)
376 dnl Check for nroff
377 AC_PATH_PROGS(NROFF, gnroff nroff)
378 AC_PATH_PROGS(TROFF, groff troff)
380 dnl Does the compiler like -Wall and -pedantic?
381 if test "x$GCC" = "xyes"; then
382 oCFLAGS=$CFLAGS
383 CFLAGS="$CFLAGS -Wall -pedantic -Wshadow -Wpointer-arith -Wcast-align -Wmissing-prototypes -Wmissing-declarations -Wnested-externs -Winline -W"
384 AC_CACHE_CHECK(if we can use GCC-specific compiler options, rd_cv_gcc_opt,
385 [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[return 0 ]])],[rd_cv_gcc_opt=yes],[rd_cv_gcc_opt=no ])
386 ]
387 )
388 if test $rd_cv_gcc_opt = no; then
389 CFLAGS=$oCFLAGS
390 fi
391 fi
393 dnl what does realloc do if it gets called with a NULL pointer
395 AC_CACHE_CHECK([if realloc can deal with NULL], rd_cv_null_realloc,
396 [AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <stdlib.h>
397 int main(void){
398 char *x = NULL;
399 x = realloc (x,10);
400 if (x==NULL) return 1;
401 return 0;
402 }]])],[rd_cv_null_realloc=yes],[rd_cv_null_realloc=nope],[:])])
404 if test x"$rd_cv_null_realloc" = xnope; then
405 AC_DEFINE(NO_NULL_REALLOC)
406 fi
408 AC_CONFIG_FILES([examples/shared-demo.pl \
409 examples/piped-demo.pl \
410 examples/stripes.pl \
411 examples/bigtops.pl \
412 examples/minmax.pl \
413 examples/cgi-demo.cgi \
414 examples/4charts.pl \
415 examples/Makefile \
416 doc/Makefile \
417 src/Makefile \
418 bindings/Makefile \
419 bindings/tcl/Makefile \
420 Makefile])
421 AC_CONFIG_COMMANDS([default],[[\
422 chmod +x examples/*.cgi examples/*.pl]],[[]])
423 AC_OUTPUT
425 AC_MSG_CHECKING(in)
426 AC_MSG_RESULT(and out again)
428 echo $ECHO_N "ordering CD from http://people.ee.ethz.ch/~oetiker/wish $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 echo $ECHO_N ".$ECHO_C" 1>&6
435 sleep 1
436 echo $ECHO_N ".$ECHO_C" 1>&6
437 sleep 1
438 AC_MSG_RESULT([ just kidding ;-)])
439 echo
440 echo "----------------------------------------------------------------"
441 echo "Config is DONE!"
442 echo
443 echo " With MMAP IO: $ac_cv_func_mmap_fixed_mapped"
444 echo " Perl Modules: $COMP_PERL"
445 echo " Perl Binary: $PERL"
446 echo " Perl Version: $PERL_VERSION"
447 echo " Perl Options: $PERL_MAKE_OPTIONS"
448 echo " Tcl Config: $tcl_config"
449 echo " Build rrdcgi: $enable_rrdcgi"
450 echo " Build librrd MT: $enable_pthread"
451 echo
452 ech
453 echo "Type 'make' to compile the software and use 'make install' to "
454 echo "install everything to: $prefix."
455 echo
456 echo " ... that wishlist is NO JOKE. If you find RRDtool useful"
457 echo "make me happy. Go to http://people.ee.ethz.ch/oetiker/wish and"
458 echo "place an order."
459 echo
460 echo " -- Tobi Oetiker <tobi@oetiker.ch>"
461 echo "----------------------------------------------------------------"