diff options
| -rw-r--r-- | configure.in | 90 |
1 files changed, 74 insertions, 16 deletions
diff --git a/configure.in b/configure.in index 583de185..dd4c1882 100644 --- a/configure.in +++ b/configure.in @@ -2,8 +2,8 @@ # Process this file with autoconf to produce a configure script. AC_PREREQ(2.59) -AC_INIT(ledger, 2.1, johnw@newartisans.com) -AM_INIT_AUTOMAKE(ledger, 2.1) +AC_INIT(ledger, 2.2, johnw@newartisans.com) +AM_INIT_AUTOMAKE(ledger, 2.2) AC_CONFIG_SRCDIR([main.cc]) AC_CONFIG_HEADER([acconf.h]) @@ -11,12 +11,70 @@ AC_CONFIG_HEADER([acconf.h]) AC_PROG_CXX AC_PROG_MAKE_SET AC_PROG_RANLIB +#AC_PROG_LIBTOOL +#AM_PROG_LIBTOOL -# Checks for libraries. -AC_CHECK_LIB([gmp], [__gmpz_add], [], - AC_MSG_FAILURE("Could not find gmp (GNU multi-precision) library")) -AC_CHECK_LIB([pcre], [pcre_compile], [], - AC_MSG_FAILURE("Could not find pcre (Perl regular expression) library")) +# check for C++ compiler compatibility +AC_CACHE_CHECK( + [if C++ compiler is compatible], + [cc_compat], + [AC_LANG_PUSH(C++) + AC_TRY_LINK( + [#include <cctype> + #include <iostream>], + [if (std::isspace(' ') || std::isdigit(' ')) + std::cout << std::left << std::right << "Hello";], + [cc_compat=true], + [cc_compat=false]) + AC_LANG_POP]) + +if [test x$cc_compat = xfalse ]; then + AC_MSG_FAILURE("System's C++ compiler is not compatible (need to use gcc3?)") +fi + +# check for gmp +AC_CACHE_CHECK( + [if libgmp is available], + [libgmp_avail], + [libgmp_save_libs=$LIBS + LIBS="-lgmp $LIBS" + AC_LANG_PUSH(C++) + AC_TRY_LINK( + [#include <gmp.h>], + [mpz_t bar; + mpz_init(bar); + mpz_clear(bar);], + [libgmp_avail=true], + [libgmp_avail=false]) + AC_LANG_POP + LIBS=$libgmp_save_libs]) + +if [test x$libgmp_avail = xtrue ]; then + AM_CONDITIONAL(HAVE_GMP, true) +else + AC_MSG_FAILURE("Could not find gmp library (set CPPFLAGS and LDFLAGS?)") +fi + +# check for pcre +AC_CACHE_CHECK( + [if libpcre is available], + [libpcre_avail], + [libpcre_save_libs=$LIBS + LIBS="-lpcre $LIBS" + AC_LANG_PUSH(C++) + AC_TRY_LINK( + [#include <pcre.h>], + [pcre_free((pcre *)NULL);], + [libpcre_avail=true], + [libpcre_avail=false]) + AC_LANG_POP + LIBS=$libpcre_save_libs]) + +if [test x$libpcre_avail = xtrue ]; then + AM_CONDITIONAL(HAVE_PCRE, true) +else + AC_MSG_FAILURE("Could not find pcre library (set CPPFLAGS and LDFLAGS?)") +fi # check for xmlparse AC_ARG_ENABLE(xml, @@ -35,14 +93,14 @@ if [test x$xml = xtrue ]; then [libxmlparse_save_libs=$LIBS LIBS="-lxmlparse -lxmltok $LIBS" AC_LANG_PUSH(C++) - AC_TRY_COMPILE( - [extern "C" { - #include <xmlparse.h> // expat XML parser - } - class foo {};], - [return 0], - [libxmlparse_avail=true], - [libxmlparse_avail=false]) + AC_TRY_LINK( + [extern "C" { + #include <xmlparse.h> // expat XML parser + }], + [XML_Parser parser = XML_ParserCreate(NULL); + return parser != NULL;], + [libxmlparse_avail=true], + [libxmlparse_avail=false]) AC_LANG_POP LIBS=$libxmlparse_save_libs]) AM_CONDITIONAL(HAVE_XMLPARSE, test x$libxmlparse_avail = xtrue) @@ -69,7 +127,7 @@ if [test x$python = xtrue ]; then [boost_python_save_libs=$LIBS LIBS="-lboost_python $LIBS" AC_LANG_PUSH(C++) - AC_TRY_COMPILE( + AC_TRY_LINK( [#include <boost/python.hpp> using namespace boost::python; class foo {}; |