Removed reference to autogen.sh [Sheplyakov]

[ginac.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 4b7c3d0495d6e2d2d7d7abe2d14e0dc0b97b3fbc..b484299a9125b98614c5f913014e4addd1b642bf 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -18,8 +18,8 @@ m4_define([ginac_release], [ginac_major_version.ginac_minor_version])
 m4_define([ginac_interface_age], [0])
 m4_define([ginac_binary_age], [0])
 
-AC_INIT([GiNaC], ginac_version, [<ginac-bugs@ginac.de>])
-AC_PREREQ(2.52)
+AC_INIT([GiNaC], ginac_version, [<ginac-list@ginac.de>])
+AC_PREREQ(2.59)
 AC_CONFIG_SRCDIR(ginac/basic.cpp)
 AC_CONFIG_HEADERS(config.h)
 dnl This defines PACKAGE and VERSION.
@@ -73,15 +73,18 @@ AC_PROG_YACC
 
 dnl Check for data types which are needed by the hash function 
 dnl (golden_ratio_hash).
-AC_CHECK_SIZEOF(long, 4)
-AC_CHECK_SIZEOF(long long, 8)
-AC_CHECK_SIZEOF(long double, 12)
+AC_CHECK_SIZEOF(int)
+AC_CHECK_SIZEOF(long)
+AC_CHECK_SIZEOF(long long)
+AC_CHECK_SIZEOF(long double)
+AC_CHECK_SIZEOF(void *)
 
 dnl Switch to C++ language mode for the following libraries and headers.
 AC_LANG([C++])
 
 dnl Check for stuff needed for building the GiNaC interactive shell (ginsh).
 AC_CHECK_HEADERS(unistd.h)
+GINAC_HAVE_RUSAGE
 AC_CHECK_HEADERS(readline/readline.h readline/history.h)
 if test "x${ac_cv_header_readline_readline_h}" != "xyes" -o "x${ac_cv_header_readline_history_h}" != "xyes"; then
   GINAC_WARNING([I could not find the headers for libreadline (needed for building ginsh).])
@@ -111,37 +114,45 @@ AC_CHECK_HEADER(typeinfo, , GINAC_ERROR([The standard <typeinfo> header file cou
 AC_CHECK_HEADER(stdexcept, , GINAC_ERROR([The standard <stdexcept> header file could not be found.]))
 AC_CHECK_HEADER(algorithm, , GINAC_ERROR([The standard <algorithm> header file could not be found.]))
 AC_CHECK_HEADER(limits, , GINAC_ERROR([The standard <limits> header file could not be found.]))
+if test "x$CONFIG_RUSAGE" = "xno"; then
+    AC_CHECK_HEADER(ctime, , GINAC_ERROR([The standard <ctime> header file could not be found.]))
+fi
+
+DL_LIBS=""
+dnl Check for dl library (needed for GiNaC::compile).
+AC_CHECK_LIB(dl, dlopen,
+       [
+               DL_LIBS="-ldl"
+               AC_DEFINE(HAVE_LIBDL, 1, [set to 1 if you have a working libdl installed.])
+       ], 
+       GINAC_WARNING([libdl not found. GiNaC::compile will be disabled.]))
+AC_SUBST(DL_LIBS)
 
 dnl We need to have Bruno Haible's CLN installed.
-dnl (CLN versions >= 1.1.0 must have installed cln.m4 at a visible place,
-dnl which provides this macro):
-AC_PATH_CLN(1.1.0, [
-  LIBS="$LIBS $CLN_LIBS"
-  CPPFLAGS="$CPPFLAGS $CLN_CPPFLAGS"
-], GINAC_ERROR([No suitable installed version of CLN could be found.]))
-
-dnl Expand the cppflags and libraries needed by apps using GiNaC
-GINACLIB_CPPFLAGS=$CPPFLAGS
-GINACLIB_LIBS=$LIBS
-AC_SUBST(GINACLIB_CPPFLAGS)
-AC_SUBST(GINACLIB_LIBS)
+dnl (pkg-config must have installed pkg.m4 at a visible place, which provides
+dnl this macro. CLN >= 1.1.6 must have installed cln.pc at a visible place,
+dnl which provides the actual dependency information.)
+PKG_CHECK_MODULES(CLN, cln >= 1.1.6)
+LIBS="$LIBS $CLN_LIBS"
+CPPFLAGS="$CPPFLAGS $CLN_CFLAGS"
 
 dnl Check for utilities needed by the different kinds of documentation.
 dnl Documentation needs only be built when extending it, so never mind if it
 dnl cannot find those helpers:
 AC_PATH_PROG(DOXYGEN, doxygen, "")
+AM_CONDITIONAL(CONFIG_DOXYGEN, [test ! -z "$DOXYGEN"])
 AC_PATH_PROG(LATEX, latex, "")
 AC_PATH_PROG(PDFLATEX, pdflatex, "")
 AC_PATH_PROG(MAKEINDEX, makeindex, "")
 AC_PATH_PROG(DVIPS, dvips, "")
+AM_CONDITIONAL(CONFIG_TEX, [test ! \( -z "$LATEX" -o -z $"PDFLATEX" -o -z "$MAKEINDEX" -o -z "$DVIPS" \)])
 AC_PATH_PROG(FIG2DEV, fig2dev, "")
+AM_CONDITIONAL(CONFIG_FIG2DEV, [test ! -z "$FIG2DEV"])
 
 dnl Output makefiles etc.
 AC_CONFIG_FILES([
 Makefile
 GiNaC.spec
-ginac-config
-ginac-config.1
 ginac.pc
 ginac/Makefile
 ginac/version.h
@@ -150,7 +161,9 @@ ginsh/Makefile
 ginsh/ginsh.1
 tools/Makefile
 tools/viewgar.1
+tools/ginac-excompiler
 doc/Makefile
+doc/examples/Makefile
 doc/tutorial/Makefile
 doc/reference/Makefile
 doc/reference/DoxyfileHTML
@@ -158,7 +171,6 @@ doc/reference/DoxyfileTEX
 doc/reference/DoxyfilePDF
 doc/reference/Doxyfooter
 ])
-AC_CONFIG_COMMANDS([default],[[chmod +x ginac-config]],[[]])
 AC_OUTPUT
 dnl Display a final warning if there has been a GINAC_ERROR or a GINAC_WARNING
 GINAC_CHECK_ERRORS