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dnl Determine system information
DC_CHK_OS_INFO
dnl Determine if a shared or static build is requested
AC_ARG_ENABLE([static], AS_HELP_STRING([--enable-static], [build static library instead of shared library]), [
if test "$enableval" = "no"; then
TCC4TCL_TARGET=static
else
TCC4TCL_TARGET=shared
fi
], [
TCC4TCL_TARGET=shared
])
dnl Configure TCC build options
AC_SUBST(TCC_CONFIGURE_OPTS)
TCC_CONFIGURE_OPTS=""
dnl -- If cross-compiling, specify a "--cross-prefix" and define the CPU
if test "${host}" != "${build}"; then
TCC_CONFIGURE_OPTS="${TCC_CONFIGURE_OPTS} --cross-prefix=${host_alias}- --cpu=${host_cpu} --os=${host_os}"
fi
if test "${TCC4TCL_TARGET}" = "shared"; then
dnl Determine how to make shared objects
DC_GET_SHOBJFLAGS
dnl Only export symbols we wish to expose
TARGET="tcc4tcl.${SHOBJEXT}"
AC_CHECK_HEADERS(windows.h)
AC_CHECK_HEADERS(psapi.h,,, [
#ifdef HAVE_WINDOWS_H
# include <windows.h>
#endif
])
AC_MSG_CHECKING([for EnumProcessModules in -lpsapi])
SAVE_LIBS="$LIBS"
LIBS="-lpsapi $LIBS"
AC_LINK_IFELSE([AC_LANG_PROGRAM([
#ifdef HAVE_WINDOWS_H
# include <windows.h>
#endif
#ifdef HAVE_PSAPI_H
# include <psapi.h>
#endif
], [
EnumProcessModules(NULL, NULL, 0, NULL);
])], [
AC_MSG_RESULT([found])
], [
AC_MSG_RESULT([not found])
LIBS="$SAVE_LIBS"
])
else
dnl Find out if we have the functions needed to open shared objects
AC_SEARCH_LIBS(dlopen, dl,, [
AC_SEARCH_LIBS(shl_load, dld dl)
])
AC_CHECK_FUNCS(dlopen shl_load)
dnl Look for appropriate headers
AC_CHECK_HEADERS(unistd.h stdlib.h string.h strings.h dlfcn.h dl.h)
DC_FIND_STRIP_AND_REMOVESYMS([tcc4tcl.syms])
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dnl Determine system information
DC_CHK_OS_INFO
dnl Determine if a shared or static build is requested
AC_ARG_ENABLE([static], AS_HELP_STRING([--enable-static], [build static library instead of shared library]), [
if test "$enableval" = "no"; then
TCC4TCL_TARGET=shared
else
TCC4TCL_TARGET=static
fi
], [
TCC4TCL_TARGET=shared
])
dnl Configure TCC build options
AC_SUBST(TCC_CONFIGURE_OPTS)
TCC_CONFIGURE_OPTS=""
dnl -- If cross-compiling, specify a "--cross-prefix" and define the CPU
if test "${host}" != "${build}"; then
TCC_CONFIGURE_OPTS="${TCC_CONFIGURE_OPTS} --cross-prefix=${host_alias}- --cpu=${host_cpu} --os=${host_os}"
fi
if test "${TCC4TCL_TARGET}" = "shared"; then
dnl Determine how to make shared objects
DC_GET_SHOBJFLAGS
dnl Only export symbols we wish to expose
TARGET="tcc4tcl.${SHOBJEXT}"
else
AC_CHECK_TOOL([RANLIB], [ranlib])
AC_CHECK_TOOL([AR], [ar])
TARGET="tcc4tcl-static.a"
fi
AC_SUBST(TARGET)
AC_SUBST(TCC4TCL_TARGET)
dnl Perform Tcl Extension required stuff
TCLEXT_INIT
dnl This must be done last since it breaks the compilation
if test "${TCC4TCL_TARGET}" = "shared"; then
DC_SETVERSIONSCRIPT([tcc4tcl.syms], [tcc4tcl.vers])
fi
DC_FIND_STRIP_AND_REMOVESYMS([tcc4tcl.syms])
dnl Produce output
AC_OUTPUT(Makefile pkgIndex.tcl tcc4tcl.syms)
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