- small type-fixes to male gcc -Wall shut up

[ginac.git] / configure.in

diff --git a/configure.in b/configure.in
index a846c91e0fe1974d6ecbbf08fefb2968a8574219..44ab9031101a2334c3554363e30d933bc7f7a9d5 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -1,11 +1,54 @@
 dnl Process this file with autoconf to produce a configure script.
 
 AC_INIT(ginac/basic.cpp)
-AM_CONFIG_HEADER(config.h)
 AC_PREREQ(2.12)
 
+dnl Configure options
+AC_ARG_ENABLE(html-doc, [  --enable-help-doc       build HTML documentation [default=yes]], , enable_html_doc=yes)
+AC_ARG_ENABLE(ps-doc,   [  --enable-ps-doc         build PostScript documentation [default=no]], , enable_ps_doc=no)
+
+dnl GiNaC version information
+dnl
+dnl Making releases:
+dnl   GINACLIB_MICRO_VERSION += 1;
+dnl   GINACLIB_INTERFACE_AGE += 1;
+dnl   GINACLIB_BINARY_AGE += 1;
+dnl if any functions have been added, set GINACLIB_INTERFACE_AGE to 0.
+dnl if backwards compatibility has been broken,
+dnl set GINACLIB_BINARY_AGE and GINACLIB_INTERFACE_AGE to 0.
+dnl
+dnl NOTE: these can't be renamed to GINAC_MAJOR_VERSION etc. because
+dnl autoconf sees "AC_MAJOR_VERSION" and complains about an undefined macro
+dnl (don't we all *love* autoconf?)...
+
+GINACLIB_MAJOR_VERSION=0
+GINACLIB_MINOR_VERSION=4
+GINACLIB_MICRO_VERSION=0
+GINACLIB_INTERFACE_AGE=0
+GINACLIB_BINARY_AGE=0
+GINACLIB_VERSION=$GINACLIB_MAJOR_VERSION.$GINACLIB_MINOR_VERSION.$GINACLIB_MICRO_VERSION
+
+AC_SUBST(GINACLIB_MAJOR_VERSION)
+AC_SUBST(GINACLIB_MINOR_VERSION)
+AC_SUBST(GINACLIB_MICRO_VERSION)
+AC_SUBST(GINACLIB_INTERFACE_AGE)
+AC_SUBST(GINACLIB_BINARY_AGE)
+AC_SUBST(GINACLIB_VERSION)
+
+dnl libtool versioning
+LT_RELEASE=$GINACLIB_MAJOR_VERSION.$GINACLIB_MINOR_VERSION
+LT_CURRENT=`expr $GINACLIB_MICRO_VERSION - $GINACLIB_INTERFACE_AGE`
+LT_REVISION=$GINACLIB_INTERFACE_AGE
+LT_AGE=`expr $GINACLIB_BINARY_AGE - $GINACLIB_INTERFACE_AGE`
+
+AC_SUBST(LT_RELEASE)
+AC_SUBST(LT_CURRENT)
+AC_SUBST(LT_REVISION)
+AC_SUBST(LT_AGE)
+
 dnl This defines PACKAGE and VERSION
-AM_INIT_AUTOMAKE([GiNaC], [0.4])
+AM_CONFIG_HEADER(config.h)
+AM_INIT_AUTOMAKE([GiNaC], $GINACLIB_VERSION)
 AM_MAINTAINER_MODE
 
 dnl ===========================================================================
@@ -21,6 +64,15 @@ AC_PROG_YACC
 dnl Switch to C++ language mode for the following libraries and headers:
 AC_LANG_CPLUSPLUS
 
+dnl Check for stuff needed for building the GiNaC interactive shell (ginsh):
+AC_CHECK_HEADERS(unistd.h)
+AC_CHECK_HEADERS(readline/readline.h readline/history.h)
+save_LIBS=$LIBS
+AC_CHECK_LIB(readline, readline)
+GINSH_LIBS=$LIBS
+LIBS=$save_LIBS
+AC_SUBST(GINSH_LIBS)
+
 dnl Make sure the following libraries work by testing for symbols therein. 
 dnl They are automatically added the the variable $LIBS and thus passed into
 dnl the Makefile:
@@ -32,29 +84,47 @@ dnl enough so trying the .h-style headers is a waste of time.
 AC_CHECK_HEADERS(iostream vector map string list typeinfo iterator strstream stdexcept algorithm, ,
     AC_MSG_ERROR(need to have ANSI compliant headers))
 
-dnl We need to have Bruno Haible's CLN installed (macros are in aclocal.m4):
+dnl We need to have Bruno Haible's CLN installed (macros are in acinclude.m4):
 GINAC_CHECK_CLN_H
 GINAC_CHECK_LIBCLN
 
-dnl Check for stuff needed for building the GiNaC interactive shell (ginsh):
-AC_CHECK_HEADERS(unistd.h)
-AC_REPLACE_FUNCS(strdup)
-AC_CHECK_HEADERS(readline/readline.h readline/history.h)
-AC_CHECK_LIB(readline, readline)
-
 dnl Check for utilities needed by the different kinds of documentation.
 dnl Documantation needs only be built when extending it, so never mind if it
 dnl cannot find those helpers:
 AC_PATH_PROG(DOXYGEN, doxygen, "")
+AC_PATH_PROG(JADE, jade, "")
+AC_PATH_PROG(JADETEX, jadetex, "")
 AC_PATH_PROG(LATEX, latex, "")
 AC_PATH_PROG(MAKEINDEX, makeindex, "")
 AC_PATH_PROG(DVIPS, dvips, "")
 AC_PATH_PROG(FIG2DEV, fig2dev, "")
-AC_PATH_PROG(JADE, jade, "")
-AC_PATH_PROG(JADETEX, jadetex, "")
+
+dnl Determine which documentation shall be built
+TUTORIAL_TARGETS=
+REFERENCE_TARGETS=
+if [[ "x$enable_html_doc" = "xyes" ]]; then
+  TUTORIAL_TARGETS="$TUTORIAL_TARGETS index.html"
+  REFERENCE_TARGETS="$REFERENCE_TARGETS index.html"
+fi
+if [[ "x$enable_ps_doc" = "xyes" ]]; then
+# currently doesn't work
+#  TUTORIAL_TARGETS="$TUTORIAL_TARGETS tutorial.ps"
+  REFERENCE_TARGETS="$REFERENCE_TARGETS reference.ps"
+fi
+AC_SUBST(TUTORIAL_TARGETS)
+AC_SUBST(REFERENCE_TARGETS)
 
 dnl ===========================================================================
 dnl Produce a Makefile from Makefile.in:
 dnl ===========================================================================
-AC_OUTPUT([Makefile ginac/Makefile check/Makefile ginsh/Makefile doc/Makefile])
+AC_OUTPUT([
+Makefile
+GiNaC.spec
+ginac/Makefile
+check/Makefile
+ginsh/Makefile
+doc/Makefile
+doc/tutorial/Makefile
+doc/reference/Makefile
+])
 echo "Configuration done. Now type \"make\"."