mirror of
https://github.com/michaelrsweet/mxml.git
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348 lines
8.0 KiB
Plaintext
348 lines
8.0 KiB
Plaintext
dnl
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dnl Configuration script for Mini-XML, a small XML-like file parsing library.
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dnl
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dnl https://www.msweet.org/mxml
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dnl
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dnl Copyright © 2003-2020 by Michael R Sweet.
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dnl
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dnl Licensed under Apache License v2.0. See the file "LICENSE" for more
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dnl information.
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dnl
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dnl Package name and version...
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AC_INIT([Mini-XML], [3.2], [https://github.com/michaelrsweet/mxml/issues], [mxml], [https://michaelrsweet.github.io/mxml])
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dnl This line is provided to ensure that you don't run the autoheader program
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dnl against this project. Doing so is completely unsupported and WILL cause
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dnl problems!
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AH_TOP([#error "Somebody ran autoheader on this project which is unsupported and WILL cause problems."])
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dnl Get the build and host platforms and split the host_os value
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AC_CANONICAL_BUILD
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AC_CANONICAL_HOST
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[host_os_name=`echo $host_os | sed -e '1,$s/[0-9.]*$//g'`]
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[host_os_version=`echo $host_os | sed -e '1,$s/^[^0-9.]*//g'`]
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dnl Set the name of the config header file...
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AC_CONFIG_HEADER(config.h)
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dnl Version number...
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VERSION="AC_PACKAGE_VERSION"
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AC_SUBST(VERSION)
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AC_DEFINE_UNQUOTED(MXML_VERSION, "Mini-XML v$VERSION")
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dnl Clear default debugging options and set normal optimization by
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dnl default unless the user asks for debugging specifically.
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CFLAGS="${CFLAGS:=}"
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CXXFLAGS="${CXXFLAGS:=}"
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LDFLAGS="${LDFLAGS:=}"
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AC_SUBST(LDFLAGS)
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AC_ARG_WITH(ansi, [ --with-ansi set full ANSI C mode, default=no],
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use_ansi="$withval",
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use_ansi="no")
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AC_ARG_WITH(archflags, [ --with-archflags set additional architecture flags, default=none],
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ARCHFLAGS="$withval",
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ARCHFLAGS="")
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AC_SUBST(ARCHFLAGS)
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AC_ARG_WITH(optim, [ --with-optim set additional optimization flags, default=none],
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OPTIM="$withval",
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OPTIM="")
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AC_SUBST(OPTIM)
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AC_ARG_ENABLE(debug, [ --enable-debug turn on debugging, default=no],
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if eval "test x$enable_debug = xyes"; then
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OPTIM="$OPTIM -g"
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fi)
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AC_ARG_WITH(docdir, [ --with-docdir set directory for documentation, default=${prefix}/share/doc/mxml],
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docdir="$withval",
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docdir="NONE")
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AC_SUBST(docdir)
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AC_ARG_WITH(vsnprintf, [ --with-vsnprintf use vsnprintf emulation functions, default=auto],
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use_vsnprintf="$withval",
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use_vsnprintf="no")
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dnl Checks for programs...
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AC_PROG_CC
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AC_PROG_CXX
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AC_PROG_INSTALL
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if test "$INSTALL" = "$ac_install_sh"; then
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# Use full path to install-sh script...
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INSTALL="`pwd`/install-sh -c"
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fi
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AC_PROG_RANLIB
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AC_CHECK_TOOL(AR,ar)
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AC_PATH_PROG(CP,cp)
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AC_PATH_PROGS(LDCONFIG,ldconfig false)
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AC_PATH_PROG(LN,ln)
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AC_PATH_PROG(MKDIR,mkdir)
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AC_PATH_PROG(RM,rm)
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dnl Flags for "ar" command...
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case "$host_os_name" in
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darwin* | *bsd)
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ARFLAGS="-rcv"
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;;
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*)
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ARFLAGS="crvs"
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;;
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esac
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AC_SUBST(ARFLAGS)
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dnl Inline functions...
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AC_C_INLINE
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dnl Checks for string functions.
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if test "x$use_ansi" != xyes; then
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AC_CHECK_FUNCS(strdup strlcat strlcpy)
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fi
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if test "x$use_vsnprintf" != xyes; then
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AC_CHECK_FUNCS(snprintf vasprintf vsnprintf)
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fi
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dnl Check for "long long" support...
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AC_CACHE_CHECK(for long long int, ac_cv_c_long_long,
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[if test "$GCC" = yes; then
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ac_cv_c_long_long=yes
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else
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AC_TRY_COMPILE(,[long long int i;],
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ac_cv_c_long_long=yes,
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ac_cv_c_long_long=no)
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fi])
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if test $ac_cv_c_long_long = yes; then
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AC_DEFINE(HAVE_LONG_LONG)
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fi
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dnl Threading support
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AC_ARG_ENABLE(threads, [ --enable-threads enable multi-threading support])
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have_pthread=no
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PTHREAD_FLAGS=""
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PTHREAD_LIBS=""
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if test "x$enable_threads" != xno; then
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AC_CHECK_HEADER(pthread.h, AC_DEFINE(HAVE_PTHREAD_H))
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if test x$ac_cv_header_pthread_h = xyes; then
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dnl Check various threading options for the platforms we support
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for flag in -lpthreads -lpthread -pthread; do
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AC_MSG_CHECKING([for pthread_create using $flag])
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SAVELIBS="$LIBS"
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LIBS="$flag $LIBS"
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AC_TRY_LINK([#include <pthread.h>],
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[pthread_create(0, 0, 0, 0);],
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have_pthread=yes)
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AC_MSG_RESULT([$have_pthread])
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LIBS="$SAVELIBS"
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if test $have_pthread = yes; then
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PTHREAD_FLAGS="-D_THREAD_SAFE -D_REENTRANT"
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PTHREAD_LIBS="$flag"
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# Solaris requires -D_POSIX_PTHREAD_SEMANTICS to
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# be POSIX-compliant... :(
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case "$host_os_name" in
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sunos)
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PTHREAD_FLAGS="$PTHREAD_FLAGS -D_POSIX_PTHREAD_SEMANTICS"
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;;
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esac
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break
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fi
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done
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fi
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fi
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AC_SUBST(PTHREAD_FLAGS)
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AC_SUBST(PTHREAD_LIBS)
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dnl Shared library support...
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DSO="${DSO:=:}"
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DSOFLAGS="${DSOFLAGS:=}"
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AC_ARG_ENABLE(shared, [ --enable-shared turn on shared libraries, default=no])
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if test x$enable_shared != xno; then
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AC_MSG_CHECKING(for shared library support)
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PICFLAG=1
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case "$host_os_name" in
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sunos | unix_s)
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AC_MSG_RESULT(yes)
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LIBMXML="libmxml.so.1.6"
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DSO="\$(CC)"
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DSOFLAGS="$DSOFLAGS -Wl,-h,libmxml.so.1 -G -R\$(libdir) \$(OPTIM)"
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LDFLAGS="$LDFLAGS -R\$(libdir)"
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;;
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linux*)
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AC_MSG_RESULT(yes)
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LIBMXML="libmxml.so.1.6"
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DSO="\$(CC)"
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DSOFLAGS="$DSOFLAGS -Wl,-soname,libmxml.so.1 -shared \$(OPTIM)"
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;;
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osf | gnu)
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AC_MSG_RESULT(yes)
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LIBMXML="libmxml.so.1.6"
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DSO="\$(CC)"
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DSOFLAGS="$DSOFLAGS -Wl,-soname,libmxml.so.1,-rpath,\$(libdir) -shared \$(OPTIM)"
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LDFLAGS="$LDFLAGS -Wl,-rpath,\$(libdir)"
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;;
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*bsd | haiku*)
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AC_MSG_RESULT(yes)
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LIBMXML="libmxml.so.1.6"
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DSO="\$(CC)"
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DSOFLAGS="$DSOFLAGS -Wl,-soname,libmxml.so.1,-R\$(libdir) -shared \$(OPTIM)"
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LDFLAGS="$LDFLAGS -Wl,-R\$(libdir)"
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;;
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darwin)
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AC_MSG_RESULT(yes)
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LIBMXML="libmxml.1.dylib"
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DSO="\$(CC)"
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DSOFLAGS="$DSOFLAGS \$(RC_CFLAGS) -dynamiclib -lc"
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;;
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mingw)
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AC_MSG_RESULT(yes)
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LIBMXML="mxml1.dll"
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DSO="\$(CC)"
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DSOFLAGS="$DSOFLAGS -shared -Wl,--out-implib,libmxml1.a,--no-undefined,--enable-runtime-pseudo-reloc"
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;;
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*)
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AC_MSG_RESULT(no)
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AC_MSG_WARN(shared libraries not supported on this platform.)
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PICFLAG=0
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LIBMXML="libmxml.a"
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;;
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esac
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else
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PICFLAG=0
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LIBMXML="libmxml.a"
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fi
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AC_SUBST(DSO)
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AC_SUBST(DSOFLAGS)
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AC_SUBST(LIBMXML)
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AC_SUBST(PICFLAG)
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dnl Add -Wall for GCC...
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if test -n "$GCC"; then
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CFLAGS="-Wall -D_GNU_SOURCE $CFLAGS"
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if test "x$OPTIM" = x; then
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OPTIM="-Os -g"
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fi
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if test "x$use_ansi" = xyes; then
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CFLAGS="-ansi -pedantic $CFLAGS"
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fi
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if test $PICFLAG = 1 -a "$host_os_name" != aix; then
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OPTIM="-fPIC $OPTIM"
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fi
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else
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case "$host_os_name" in
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hp-ux)
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CFLAGS="-Ae $CFLAGS"
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if test "x$OPTIM" = x; then
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OPTIM="-O"
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fi
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OPTIM="+DAportable $OPTIM"
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if test $PICFLAG = 1; then
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OPTIM="+z $OPTIM"
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fi
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;;
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unix_svr | sunos)
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if test "x$OPTIM" = x; then
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OPTIM="-O"
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fi
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if test $PICFLAG = 1; then
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OPTIM="-KPIC $OPTIM"
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fi
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;;
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*)
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if test "x$OPTIM" = x; then
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OPTIM="-O"
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fi
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;;
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esac
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fi
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dnl Determine whether we are cross-compiling...
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if test "$build" = "$host"; then
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TARGETS="ALLTARGETS"
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else
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TARGETS="CROSSTARGETS"
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fi
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AC_SUBST(TARGETS)
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dnl Fix "prefix" variable if it hasn't been specified...
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if test "$prefix" = "NONE"; then
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prefix="/usr/local"
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fi
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dnl Fix "exec_prefix" variable if it hasn't been specified...
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if test "$exec_prefix" = "NONE"; then
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exec_prefix="$prefix"
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fi
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dnl Fix "docdir" variable if it hasn't been specified...
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if test "$docdir" = "NONE"; then
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docdir="$datadir/doc/mxml"
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fi
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dnl Fix "mandir" variable if it hasn't been specified...
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if test "$mandir" = "\${prefix}/man" -a "$prefix" = "/usr"; then
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case "$host_os_name" in
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*bsd | darwin | linux*)
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# *BSD, Darwin (macOS), and Linux
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mandir="/usr/share/man"
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;;
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irix)
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# SGI IRIX
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mandir="/usr/share/catman/u_man"
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;;
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*)
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# All others
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mandir="/usr/man"
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;;
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esac
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fi
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dnl pkg-config stuff...
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if test "$includedir" != /usr/include; then
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PC_CFLAGS="-I$includedir"
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else
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PC_CFLAGS=""
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fi
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if test "$libdir" != /usr/lib; then
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PC_LIBS="-L$libdir -lmxml"
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else
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PC_LIBS="-lmxml"
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fi
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AC_SUBST(PC_CFLAGS)
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AC_SUBST(PC_LIBS)
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dnl Output the makefile, etc...
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AC_OUTPUT(Makefile mxml.pc)
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