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Fixed m4 macro for QuantLib detection.
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It now works also when asked for versions such as 1.1 (as opposed
to 1.1.0).  The macro was somewhat simplified in the process.
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@lballabio
lballabio committed Apr 21, 2010
1 parent da87726 commit 9e30cdf
Showing 1 changed file with 94 additions and 127 deletions.
221 changes: 94 additions & 127 deletions quantlib.m4
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Original file line number Diff line number Diff line change
@@ -1,17 +1,15 @@

# Configure paths for QUANTLIB
# copied from the SDL library

# AM_PATH_QUANTLIB([MINIMUM-VERSION,[ACTION-IF-FOUND,[ACTION-IF-NOT-FOUND]]])
# ---------------------------------------------------------------------------
# Check for QuantLib, and define QUANTLIB_CXXFLAGS and QUANTLIB_LIBS as
# Check for QuantLib, and define QUANTLIB_CXXFLAGS and QUANTLIB_LIBS as
# the output of quantlib-config --cflags and quantlib-config --libs,
# respectively
AC_DEFUN([AM_PATH_QUANTLIB],
[AC_ARG_ENABLE(quantlib-test,
AC_HELP_STRING([--disable-quantlib-test],
[do not try to compile and run a test QuantLib program]),
enable_quantlib_test=yes)
[enable_quantlib_test=$enableval],
[enable_quantlib_test=yes])
AC_ARG_WITH(quantlib-prefix,
AC_HELP_STRING([--with-quantlib-prefix=PREFIX],
[prefix where QuantLib is installed]),
Expand All @@ -21,155 +19,124 @@ AC_DEFUN([AM_PATH_QUANTLIB],
[exec prefix where QuantLib is installed]),
quantlib_exec_prefix="$withval", quantlib_exec_prefix="")
no_quantlib=no
# First, look for quantlib-config.
# If a prefix or exec-config was given, look there.
if test x$quantlib_exec_prefix != x ; then
quantlib_args="$quantlib_args --exec-prefix=$quantlib_exec_prefix"
if test x${QUANTLIB_CONFIG+set} != xset ; then
QUANTLIB_CONFIG=$quantlib_exec_prefix/bin/quantlib-config
fi
if test x${QUANTLIB_CONFIG+set} != xset ; then
QUANTLIB_CONFIG=$quantlib_exec_prefix/bin/quantlib-config
fi
fi
if test x$quantlib_prefix != x ; then
quantlib_args="$quantlib_args --prefix=$quantlib_prefix"
if test x${QUANTLIB_CONFIG+set} != xset ; then
QUANTLIB_CONFIG=$quantlib_prefix/bin/quantlib-config
fi
if test x${QUANTLIB_CONFIG+set} != xset ; then
QUANTLIB_CONFIG=$quantlib_prefix/bin/quantlib-config
fi
fi
AC_PATH_PROG(QUANTLIB_CONFIG, quantlib-config, no)
min_quantlib_version=ifelse([$1], ,0.2.0,$1)
AC_MSG_CHECKING([QuantLib version ($min_quantlib_version or later required)])
no_quantlib=""
if test "$QUANTLIB_CONFIG" = "no" ; then
no_quantlib=yes
else
QUANTLIB_CXXFLAGS=`$QUANTLIB_CONFIG $quantlibconf_args --cflags`
QUANTLIB_LIBS=`$QUANTLIB_CONFIG $quantlibconf_args --libs`
quantlib_major_version=`$QUANTLIB_CONFIG $quantlib_args --version | \
sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)\([[a|b|c]][[0-9]]*\)*\(-cvs\)*/\1/'`
quantlib_minor_version=`$QUANTLIB_CONFIG $quantlib_args --version | \
sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)\([[a|b|c]][[0-9]]*\)*\(-cvs\)*/\2/'`
quantlib_micro_version=`$QUANTLIB_CONFIG $quantlib_config_args --version | \
sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)\([[a|b|c]][[0-9]]*\)*\(-cvs\)*/\3/'`
if test "x$enable_quantlibtest" = "xyes" ; then
QUANTLIB_CXXFLAGS=`$QUANTLIB_CONFIG --cflags`
QUANTLIB_LIBS=`$QUANTLIB_CONFIG --libs`
QUANTLIB_VERSION=`$QUANTLIB_CONFIG --version`
fi
# Supposing we found quantlib-config...
if test $no_quantlib != yes ; then
# ...we check for the required version (if any)
if test x$1 != x ; then
AC_MSG_CHECKING([for QuantLib version ($1 or later required)])
major=`echo $QUANTLIB_VERSION | sed 's/\([[0-9]][[0-9]]*\)\.\([[0-9]][[0-9]]*\)\(\.\([[0-9]]*\)\)*\([[a|b|c]][[0-9]]*\)*/\1/'`
wanted=`echo $1 | sed 's/\([[0-9]][[0-9]]*\)\.\([[0-9]][[0-9]]*\)\(\.\([[0-9]]*\)\)*\([[a|b|c]][[0-9]]*\)*/\1/'`
if test $major -lt $wanted ; then
AC_MSG_RESULT(no)
no_quantlib=yes
else
if test $major -gt $wanted ; then
AC_MSG_RESULT($QUANTLIB_VERSION)
else
minor=`echo $QUANTLIB_VERSION | sed 's/\([[0-9]][[0-9]]*\)\.\([[0-9]][[0-9]]*\)\(\.\([[0-9]]*\)\)*\([[a|b|c]][[0-9]]*\)*/\2/'`
wanted=`echo $1 | sed 's/\([[0-9]][[0-9]]*\)\.\([[0-9]][[0-9]]*\)\(\.\([[0-9]]*\)\)*\([[a|b|c]][[0-9]]*\)*/\2/'`
if test $minor -lt $wanted ; then
AC_MSG_RESULT(no)
no_quantlib=yes
else
if test $minor -gt $wanted ; then
AC_MSG_RESULT($QUANTLIB_VERSION)
else
patch=`echo $QUANTLIB_VERSION | sed 's/\([[0-9]][[0-9]]*\)\.\([[0-9]][[0-9]]*\)\(\.\([[0-9]]*\)\)*\([[a|b|c]][[0-9]]*\)*/\4/'`
if test x$patch = x ; then
patch=0
fi
wanted=`echo $1 | sed 's/\([[0-9]][[0-9]]*\)\.\([[0-9]][[0-9]]*\)\(\.\([[0-9]]*\)\)*\([[a|b|c]][[0-9]]*\)*/\4/'`
if test x$wanted = x ; then
wanted=0
fi
if test $patch -lt $wanted ; then
AC_MSG_RESULT(no)
no_quantlib=yes
else
AC_MSG_RESULT($QUANTLIB_VERSION)
fi
fi
fi
fi
fi
else
AC_MSG_CHECKING([for QuantLib version])
AC_MSG_RESULT($QUANTLIB_VERSION)
fi
fi
# If we have an up-to-date library...
if test $no_quantlib != yes ; then
# ...we test it (unless we were told not to.)
if test "x$enable_quantlib_test" = "xyes" ; then
ac_save_CXXFLAGS="$CXXFLAGS"
ac_save_LIBS="$LIBS"
CXXFLAGS="$CXXFLAGS $QUANTLIB_CXXFLAGS"
LIBS="$LIBS $QUANTLIB_LIBS"
# Now check if the installed QuantLib is sufficiently new. (Also sanity
# checks the results of quantlib-config to some extent
AC_MSG_CHECKING([that we can compile and link QuantLib programs])
rm -f conf.quantlibtest
AC_TRY_RUN([
@%:@include <stdio.h>
@%:@include <stdlib.h>
@%:@include <string.h>
@%:@include <ql/quantlib.hpp>
char*
my_strdup (char *str)
{
char *new_str;
if (str)
{
new_str = (char *)malloc ((strlen (str) + 1) * sizeof(char));
strcpy (new_str, str);
}
else
new_str = NULL;
return new_str;
int main (int argc, char *argv[]) {
return 0;
}
],
[AC_MSG_RESULT(yes)],
[AC_MSG_RESULT(no)
no_quantlib=yes])
int main (int argc, char *argv[])
{
int major, minor, micro;
char *tmp_version;
/* This hangs on some systems (?)
system ("touch conf.quantlibtest");
*/
{ FILE *fp = fopen("conf.quantlibtest", "a"); if ( fp ) fclose(fp); }
/* HP/UX 9 (%@#!) writes to sscanf strings */
tmp_version = my_strdup("$min_quantlib_version");
if (sscanf(tmp_version, "%d.%d.%d", &major, &minor, &micro) != 3) {
printf("%s, bad version string\n", "$min_quantlib_version");
exit(1);
}
if (($quantlib_major_version > major) ||
(($quantlib_major_version == major) && ($quantlib_minor_version > minor)) ||
(($quantlib_major_version == major) && ($quantlib_minor_version == minor) && ($quantlib_micro_version >= micro)))
{
return 0;
}
else
{
printf("\n*** 'quantlib-config --version' returned %d.%d.%d, but the minimum version\n", $quantlib_major_version, $quantlib_minor_version, $quantlib_micro_version);
printf("*** of QuantLib required is %d.%d.%d. If quantlib-config is correct, then it is\n", major, minor, micro);
printf("*** best to upgrade to the required version.\n");
printf("*** If quantlib-config was wrong, set the environment variable QUANTLIB_CONFIG\n");
printf("*** to point to the correct copy of quantlib-config, and remove the file\n");
printf("*** config.cache before re-running configure\n");
return 1;
}
}
CXXFLAGS="$ac_save_CXXFLAGS"
LIBS="$ac_save_LIBS"
fi
],, no_quantlib=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
CXXFLAGS="$ac_save_CXXFLAGS"
LIBS="$ac_save_LIBS"
fi
fi
if test "x$no_quantlib" = x ; then
AC_MSG_RESULT(yes)
ifelse([$2], , :, [$2])
else
AC_MSG_RESULT(no)
if test "$QUANTLIB_CONFIG" = "no" ; then
echo "*** The quantlib-config script installed by QuantLib could not be found"
echo "*** If QuantLib was installed in PREFIX, make sure PREFIX/bin is in"
echo "*** your path, or set the QUANTLIB_CONFIG environment variable to the"
echo "*** full path to quantlib-config."
else
if test -f conf.quantlibtest ; then
:
else
echo "*** Could not run QuantLib test program, checking why..."
CXXFLAGS="$CXXFLAGS $QUANTLIB_CXXFLAGS"
LIBS="$LIBS $QUANTLIB_LIBS"
AC_TRY_LINK([
@%:@include <stdio.h>
@%:@include <ql/quantlib.hpp>
int main(int argc, char *argv[])
{ return 0; }
#undef main
#define main K_and_R_C_main
], [ return 0; ],
[ echo "*** The test program compiled, but did not run. This usually means"
echo "*** that the run-time linker is not finding QuantLib or finding the wrong"
echo "*** version of QuantLib. If it is not finding QuantLib, you'll need to set your"
echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
echo "*** to the installed location Also, make sure you have run ldconfig if that"
echo "*** is required on your system"
echo "***"
echo "*** If you have an old version installed, it is best to remove it, although"
echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"],
[ echo "*** The test program failed to compile or link. See the file config.log for the"
echo "*** exact error that occured. This usually means QuantLib was incorrectly installed"
echo "*** or that you have moved QuantLib since it was installed. In the latter case, you"
echo "*** may want to edit the quantlib-config script: $QUANTLIB_CONFIG" ])
CXXFLAGS="$ac_save_CXXFLAGS"
LIBS="$ac_save_LIBS"
fi
fi
# All tests were performed. Based on the result, we trigger the
# appropriate action (if any)
if test "x$no_quantlib" = xno ; then
ifelse([$2], , :, [$2])
else
QUANTLIB_CXXFLAGS=""
QUANTLIB_LIBS=""
ifelse([$3], , :, [$3])
fi
AC_SUBST(QUANTLIB_CXXFLAGS)
AC_SUBST(QUANTLIB_LIBS)
rm -f conf.quantlibtest
])

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