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configure.ac
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configure.ac
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dnl Process this file with autoconf to produce a configure script
AC_REVISION($Revision$)
dnl This configure file is known to work with autoconf-2.57,
dnl automake versions 1.6.3 and 1.7.5, and libtool versions 1.4.2 and
dnl 1.5. It should work with autoconf versions 2.50 or better, and
dnl automake 1.6 or better.
dnl Initialisation: package name and version number
m4_define([v_maj], [9])
m4_define([v_min], [2])
m4_define([v_mic], [12])
m4_define([project_version], [v_maj.v_min.v_mic])
AC_INIT([ast],[project_version],[[email protected]])
AC_CONFIG_AUX_DIR([build-aux])
dnl Shared library versioning
m4_define([lt_cur], [m4_eval(v_maj + v_min)])
m4_define([lt_rev], [v_mic])
m4_define([lt_age], [v_min])
version_info="lt_cur:lt_rev:lt_age"
AC_SUBST([version_info])
dnl Require autoconf-2.50 at least
AC_PREREQ([2.69])
dnl Require Starlink automake
AM_INIT_AUTOMAKE([1.8.2-starlink subdir-objects])
dnl Sanity-check: name a file in the source directory
AC_CONFIG_SRCDIR([ast_link.in])
# Checks for programs
AC_PROG_CC
AC_PROG_CPP
LT_INIT
AC_PROG_LN_S
# Include defaults for Starlink configurations
STAR_DEFAULTS
# See if the --without-topinclude option has been provided. This sets the
# automake conditional TOPINCLUDE. By default header files are installed
# into both includedir and includedir/star. If --without-topinclude is
# specified when running configure, then the header files are only
# installed into includedir/star.
AC_ARG_WITH(
[topinclude],
AS_HELP_STRING([--without-topinclude],[install headers only in includedir/star - not includedir]),
if test "$withval" = "yes"; then
topinclude="1"
else
topinclude="0"
fi,
topinclude="1")
AM_CONDITIONAL(TOPINCLUDE, test x$topinclude = x1)
# See if the --with-starmem option has been provided. This sets the
# preprocesor macro HAVE_STAR_MEM_H.
AC_ARG_WITH(
[starmem],
AS_HELP_STRING([--with-starmem],[use starmem library for memory management]),
AC_DEFINE([HAVE_STAR_MEM_H],[1],[Use the starmem library for memory management]),
)
# See if the --with-memdebug option has been provided. This sets the
# preprocesor macro MEM_DEBUG which enables facilities used to track
# down memory leaks, etc.
AC_ARG_WITH(
[memdebug],
AS_HELP_STRING([--with-memdebug],[enable AST memory leak debugging functions]),
AC_DEFINE([MEM_DEBUG],[1],[enable AST memory leak debugging functions in memory.c]),
)
# See if the --with-external_pal option has been provided. This sets the
# preprocesor macro EXTERNAL_PAL which prevents use of the PAL & ERFA
# library functions that are included in the AST distribution. Suitable
# link options are used within ast_link(_adam) scripts to pull in libpal.
AC_ARG_WITH([external_pal],
[ --with-external_pal Use external PAL and ERFA libraries],
if test "$withval" = "yes"; then
external_pal="1"
else
external_pal="0"
fi,
external_pal="0")
AC_SUBST( EXTERNAL_PAL, $external_pal )
if test "$external_pal" = "1"; then
AC_SUBST( LIBPAL, "-lpal" )
AC_DEFINE([EXTERNAL_PAL],[1],[use external PAL and ERFA libraries]),
else
AC_SUBST( LIBPAL, "" )
fi
AM_CONDITIONAL(EXTERNAL_PAL, test x$external_pal = x1)
# See if the --with-external_cminpack option has been provided. This sets the
# preprocesor macro EXTERNAL_CMINPACK which prevents use of the CMINPACK
# library functions that are included in the AST distribution. Suitable
# link options are used within ast_link(_adam) scripts to pull in libcminpack.
AC_ARG_WITH([external_cminpack],
[ --with-external_cminpack Use external CMINPACK libraries],
if test "$withval" = "yes"; then
external_cminpack="1"
else
external_cminpack="0"
fi,
external_cminpack="0")
AC_SUBST( EXTERNAL_CMINPACK, $external_cminpack )
if test "$external_cminpack" = "1"; then
AC_SUBST( LIBCMINPACK, "-lcminpack" )
AC_DEFINE([EXTERNAL_CMINPACK],[1],[use external CMINPACK libraries]),
else
AC_SUBST( LIBCMINPACK, "" )
fi
AM_CONDITIONAL(EXTERNAL_CMINPACK, test x$external_cminpack = x1)
# Conditional defining whether we want to support Fortran libraries
# (e.g. pgplot) and applications. It seems that this must come before
# any uses of AC_CHECK_LIB as otherwise the library checked using
# AC_CHECK_LIB is automatically added to the list of linker options
# created by AC_FC_LIBRARY_LDFLAGS
AC_ARG_WITH([fortran],
[ --without-fortran Build package without Fortran support],
if test "$withval" = "yes"; then
use_fortran="1"
else
use_fortran="0"
fi,
use_fortran="1")
AM_CONDITIONAL(NOFORTRAN, test x$use_fortran = x0)
AC_SUBST(FORTRAN, $use_fortran)
# ast_link needs to be able to link against the Fortran runtime if
# necessary
if test "$use_fortran" = "1"; then
AC_PROG_FC
AC_FC_LIBRARY_LDFLAGS
fi
# If --with-pic=no is set we should honour that.
AM_CONDITIONAL(NOPIC, test x$pic_mode = xno)
# Conditional defining whether we build with POSIX thread support.
AC_ARG_WITH([pthreads],
[ --without-pthreads Build package without POSIX threads support],
if test "$withval" = "yes"; then
use_pthreads="1"
else
use_pthreads="0"
fi,
use_pthreads="1")
if test "$use_pthreads" = "1"; then
AC_CHECK_LIB([pthread], [pthread_create], ,[use_pthreads="0"])
fi
AM_CONDITIONAL(NOTHREADS, test x$use_pthreads = x0)
AC_SUBST(THREADS, $use_pthreads)
# Conditional defining whether we build with YAML support.
AC_ARG_WITH([yaml],
[ --without-yaml Build package without YAML support],
if test "$withval" = "yes"; then
use_yaml="1"
else
use_yaml="0"
fi,
use_yaml="1")
if test "$use_yaml" = "1"; then
AC_CHECK_LIB([yaml], [yaml_parser_initialize], ,[use_yaml="0"])
fi
AM_CONDITIONAL(NOYAML, test x$use_yaml = x0)
AC_SUBST(YAML, $use_yaml)
# See which variadic function API to use
AC_CHECK_HEADERS(stdarg.h varargs.h, break)
# Can we use backtrace?
AC_CHECK_HEADERS([execinfo.h])
AC_CHECK_FUNCS([backtrace])
# Do we have reentrant strerror and strtok?
AC_CHECK_FUNCS([strerror_r strtok_r])
# Do we have vsnprintf?
AC_CHECK_FUNCS([vsnprintf])
# See if we have long doubles (used by the Mapping and Region classes)
AC_CHECK_TYPES([long double])
# See if we have 64 bit integers.
AC_CHECK_TYPES([int64_t, uint64_t])
# Calculate alternative 64 bit integer sizes
AC_CHECK_SIZEOF(long)
AC_CHECK_SIZEOF(long long)
# Decide how to get the name of the curently executing function.
# -------------------------------------------------------------
AC_DEFUN([CIT_FUNCTIONSTRING], [
set_function_name=no
AC_MSG_CHECKING([whether C compiler defines __func__])
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([[]], [[const char* name = __func__;]])],
[AC_MSG_RESULT(yes)
set_function_name=yes
AC_DEFINE([FUNCTION_NAME], [__func__], [Variable holding current function name.])],
[AC_MSG_RESULT(no)])
if test "$set_function_name" == no; then
AC_MSG_CHECKING([whether C compiler defines __FUNCTION__])
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([[]], [[const char* name = __FUNCTION__;]])],
[AC_MSG_RESULT(yes)
set_function_name=yes
AC_DEFINE([FUNCTION_NAME], [__FUNCTION__], [Variable holding current function name.])],
[AC_MSG_RESULT(no)])
fi
])
CIT_FUNCTIONSTRING
# Find an absolute path to the Perl binary, augmenting the path with the
# location of the Starlink Perl build. If this fails, then set @PERL@
# to the backup `/usr/bin/env perl', which will find Perl if it exists
# in the path at runtime.
AC_PATH_PROG(PERL, perl, [/usr/bin/env perl], [$STARLINK/Perl/bin:$PATH])
# Function and declaration checks
AC_CHECK_FUNCS([isnan])
AC_CHECK_DECLS([isnan],,,[#include <math.h>
])
AC_CHECK_FUNCS([isfinite])
AC_CHECK_DECLS([isfinite],,,[#include <math.h>
])
STAR_DECLARE_DEPENDENCIES(sourceset, [sst htx])
# Perform the check that configures f77.h.in for the return type of REAL
# Fortran functions. On 64-bit g77 with f2c compatibility this is double
# not float.
if test "$use_fortran" = "1"; then
STAR_CNF_F2C_COMPATIBLE
# Determine the type of Fortran character string lengths.
STAR_CNF_TRAIL_TYPE
fi
# Declare the message file.
STAR_MESSGEN(ast_err.msg)
# Test for non-ANSI behaviour in sscanf on some platforms, reported by
# Bill Joye. Also check for bad MINGW sscanf. That returns nc=0 in the
# System test.
AC_MSG_CHECKING([whether the sscanf function is ANSI-compatible])
AC_RUN_IFELSE([AC_LANG_SOURCE([[
#include <stdio.h>
#include <stdlib.h>
int main() {
char foo[] = " name 1111.1 ";
char mingw[] = "system= FK4_NO_E";
char bar[8];
float ff;
int system;
int nc;
int r;
nc = 0;
r = sscanf(foo, " %s %f %n", bar, &ff, &nc);
if ( nc == 13 ) {
nc = 0;
r = sscanf( mingw, "system= %n%*s %n", &system, &nc );
if ( nc != 0 ) nc = 13;
}
exit( ( nc != 13 ) ? 0 : 1 );
}
]])],[
AC_MSG_RESULT([no]);AC_DEFINE([HAVE_NONANSI_SSCANF],[1],[The sscanf shows the non-ANSI behaviour reported by Bill Joye])
],[AC_MSG_RESULT([yes])],[
AC_DEFINE([HAVE_NONANSI_SSCANF],[1],[The sscanf may show the non-ANSI behaviour reported by Bill Joye])
])
# Declare the documentation. We need to do complicated things to
# satisfy these targets, so give a non-null value
# for the second argument, to suppress automatic generation of
# rules.
STAR_LATEX_DOCUMENTATION([sun210 sun211], [sun210.pdf sun210.tex sun211.pdf sun211.tex sun210.htx_tar sun211.htx_tar])
STAR_PREDIST_SOURCES(sun_master.tex)
STAR_CHECK_PROGS(star2html)
STAR_CHECK_PROGS(prolat, sst) # prolat is part of SST
AC_CONFIG_HEADERS(config.h)
AC_CONFIG_FILES(Makefile component.xml ast_link ast_link_adam src/object.h)
if test "$use_fortran" = "1"; then
AC_CONFIG_FILES(src/f77.h)
fi
AC_CONFIG_FILES([ast_cpp], [chmod +x ast_cpp])
# Following are files which are substituted by the Makefile at
# distribution time, rather than by configure. They are not distributed.
STAR_PREDIST_SOURCES(src/version.h.in builddocs.in addversion.in)
AC_OUTPUT