2010-06-16 11:24:00 +04:00
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dnl Check the header
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AC_DEFUN([MC_CHECK_SLANG_HEADER], [
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AC_MSG_CHECKING([for slang/slang.h])
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AC_PREPROC_IFELSE(
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[
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AC_LANG_PROGRAM([#include <slang/slang.h>],[return 0;])
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],
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[
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AC_MSG_RESULT(yes)
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AC_DEFINE(HAVE_SLANG_SLANG_H, 1,[Define to use slang.h])
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found_slang=yes
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],
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[
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AC_MSG_RESULT(no)
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]
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)
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])
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2010-06-16 10:51:00 +04:00
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dnl
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dnl Check if the system S-Lang library can be used.
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dnl If not, and $1 is "strict", exit.
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dnl
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AC_DEFUN([MC_CHECK_SLANG_BY_PATH], [
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param_slang_inc_path=[$1]
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param_slang_lib_path=[$2]
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if test x"$param_slang_inc_path" != x; then
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ac_slang_inc_path="-I"$param_slang_inc_path
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fi
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if test x"$param_slang_lib_path" != x; then
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ac_slang_lib_path="-L"$param_slang_lib_path
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fi
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saved_CFLAGS="$CFLAGS"
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saved_CPPFLAGS="$CPPFLAGS"
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saved_LDFLAGS="$LDFLAGS"
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CFLAGS="$CFLAGS $ac_slang_inc_path $ac_slang_lib_path"
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CPPFLAGS="$saved_CPPFLAGS $ac_slang_inc_path $ac_slang_lib_path"
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AC_MSG_CHECKING([for slang.h])
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AC_PREPROC_IFELSE(
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[
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AC_LANG_PROGRAM([#include <slang.h>],[return 0;])
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],
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[
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AC_MSG_RESULT(yes)
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if test x"$ac_slang_inc_path" = x; then
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ac_slang_inc_path="-I/usr/include"
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fi
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if test x"$ac_slang_lib_path" = x; then
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ac_slang_lib_path="-L/usr/lib"
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fi
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found_slang=yes
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AC_DEFINE(HAVE_SLANG_H, 1,[Define to use slang.h])
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],
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[
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AC_MSG_RESULT(no)
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2010-06-16 11:24:00 +04:00
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MC_CHECK_SLANG_HEADER
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if test x"$found_slang" = xno; then
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error_msg_slang="Slang header not found"
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else
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if test x"$ac_slang_inc_path" = x; then
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ac_slang_inc_path="-I/usr/include"
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fi
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if test x"$ac_slang_lib_path" = x; then
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ac_slang_lib_path="-L/usr/lib"
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fi
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CFLAGS="-DHAVE_SLANG_SLANG_H $CFLAGS"
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fi
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2010-06-16 10:51:00 +04:00
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],
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)
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dnl check if S-Lang have version 2.0 or newer
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if test x"$found_slang" = x"yes"; then
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AC_MSG_CHECKING([for S-Lang version 2.0 or newer])
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2011-08-09 01:29:00 +04:00
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AC_RUN_IFELSE([AC_LANG_SOURCE([
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2010-06-16 10:51:00 +04:00
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#ifdef HAVE_SLANG_SLANG_H
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#include <slang/slang.h>
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#else
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#include <slang.h>
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#endif
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int main (void)
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{
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#if SLANG_VERSION >= 20000
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return 0;
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#else
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return 1;
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#endif
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}
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2011-08-09 01:29:00 +04:00
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])],
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2010-06-16 10:51:00 +04:00
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[mc_slang_is_valid_version=yes],
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[mc_slang_is_valid_version=no],
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[
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if test -f "$param_slang_inc_path/slang/slang.h" ; then
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hdr_file="$param_slang_inc_path/slang/slang.h"
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else
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hdr_file="$param_slang_inc_path/slang.h"
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fi
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mc_slang_is_valid_version=`grep '^#define SLANG_VERSION[[:space:]]' "$hdr_file"| sed s'/^#define SLANG_VERSION[[:space:]]*//'`
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if test "$mc_slang_is_valid_version" -ge "20000"; then
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mc_slang_is_valid_version=yes
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else
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mc_slang_is_valid_version=no
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fi
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]
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)
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if test x$mc_slang_is_valid_version = xno; then
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found_slang=no
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error_msg_slang="S-Lang library version 2.0 or newer not found"
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fi
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AC_MSG_RESULT($mc_slang_is_valid_version)
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fi
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dnl Check if termcap is needed.
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dnl This check must be done before anything is linked against S-Lang.
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if test x"$found_slang" = x"yes"; then
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MC_SLANG_TERMCAP
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if test x"$mc_cv_slang_termcap" = x"yes"; then
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saved_CPPFLAGS="-ltermcap $saved_CPPFLAGS "
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saved_LDFLAGS="-ltermcap $saved_LDFLAGS"
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fi
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dnl Check the library
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unset ac_cv_lib_slang_SLang_init_tty
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AC_CHECK_LIB(
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[slang],
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[SLang_init_tty],
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[:],
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[
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found_slang=no
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error_msg_slang="S-lang library not found"
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]
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)
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fi
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dnl Unless external S-Lang was requested, reject S-Lang with UTF-8 hacks
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if test x"$found_slang" = x"yes"; then
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unset ac_cv_lib_slang_SLsmg_write_nwchars
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AC_CHECK_LIB(
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[slang],
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[SLsmg_write_nwchars],
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[
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found_slang=no
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error_msg_slang="Rejecting S-Lang with UTF-8 support, it's not fully supported yet"
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],
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[:]
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)
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fi
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if test x"$found_slang" = x"yes"; then
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screen_type=slang
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screen_msg="S-Lang library (installed on the system)"
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MCLIBS="$ac_slang_lib_path -lslang $MCLIBS"
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CFLAGS="$ac_slang_inc_path $saved_CFLAGS"
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dnl do not reset CPPFLAGS
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dnl - if CPPFLAGS are resetted then cpp does not find the specified header
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LDFLAGS="$saved_LDFLAGS"
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else
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CFLAGS="$saved_CFLAGS"
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CPPFLAGS="$saved_CPPFLAGS"
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LDFLAGS="$saved_LDFLAGS"
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fi
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])
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dnl
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dnl Use the slang library.
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dnl
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AC_DEFUN([MC_WITH_SLANG], [
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with_screen=slang
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found_slang=yes
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error_msg_slang=""
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AC_ARG_WITH([slang-includes],
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2011-05-25 17:51:18 +04:00
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AS_HELP_STRING([--with-slang-includes=@<:@DIR@:>@],
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2010-06-16 10:51:00 +04:00
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[set path to SLANG includes @<:@default=/usr/include@:>@; make sense only if --with-screen=slang]
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),
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[ac_slang_inc_path="$withval"],
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[ac_slang_inc_path=""]
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)
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AC_ARG_WITH([slang-libs],
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2011-05-25 17:51:18 +04:00
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AS_HELP_STRING([--with-slang-libs=@<:@DIR@:>@],
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2010-06-16 10:51:00 +04:00
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[set path to SLANG library @<:@default=/usr/lib@:>@; make sense only if --with-screen=slang]
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),
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[ac_slang_lib_path="$withval"],
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[ac_slang_lib_path=""]
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)
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if test x"$ac_slang_lib_path" != x -o x"$ac_slang_inc_path" != x; then
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echo 'checking SLANG-headers in specified place ...'
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MC_CHECK_SLANG_BY_PATH([$ac_slang_inc_path],[$ac_slang_lib_path])
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else
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found_slang=no
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PKG_CHECK_MODULES(SLANG, [slang >= 2.0], [found_slang=yes], [:])
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if test x"$found_slang" = "xyes"; then
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2010-06-16 11:24:00 +04:00
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MCLIBS="$pkg_cv_SLANG_LIBS $MCLIBS"
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CFLAGS="$pkg_cv_SLANG_CFLAGS $CFLAGS"
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2010-06-16 10:51:00 +04:00
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fi
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fi
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if test x"$found_slang" = "xno"; then
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found_slang=yes
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ac_slang_inc_path="/usr/include"
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ac_slang_lib_path="/usr/lib"
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echo 'checking SLANG-headers in /usr ...'
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MC_CHECK_SLANG_BY_PATH([$ac_slang_inc_path],[$ac_slang_lib_path])
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if test x"$found_slang" = "xno"; then
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found_slang=yes
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ac_slang_inc_path="/usr/local/include"
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ac_slang_lib_path="/usr/local/lib"
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echo 'checking SLANG-headers in /usr/local ...'
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MC_CHECK_SLANG_BY_PATH( $ac_slang_inc_path , $ac_slang_lib_path )
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if test x"$found_slang" = "xno"; then
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AC_MSG_ERROR([$error_msg_slang])
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fi
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fi
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fi
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2010-06-16 11:24:00 +04:00
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AC_DEFINE(HAVE_SLANG, 1,
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[Define to use S-Lang library for screen management])
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MC_CHECK_SLANG_HEADER
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2010-06-16 10:51:00 +04:00
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])
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