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|
dnl Check the header
AC_DEFUN([mc_CHECK_SLANG_HEADER], [
AC_MSG_CHECKING([for slang/slang.h])
AC_PREPROC_IFELSE(
[
AC_LANG_PROGRAM([#include <slang/slang.h>], [return 0;])
],
[
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_SLANG_SLANG_H, 1, [Define to use slang.h])
found_slang=yes
],
[
AC_MSG_RESULT(no)
]
)
])
dnl
dnl Check if the system S-Lang library can be used.
dnl If not, and $1 is "strict", exit.
dnl
AC_DEFUN([mc_CHECK_SLANG_BY_PATH], [
param_slang_inc_path=[$1]
param_slang_lib_path=[$2]
if test x"$param_slang_inc_path" != x; then
ac_slang_inc_path="-I"$param_slang_inc_path
fi
if test x"$param_slang_lib_path" != x; then
ac_slang_lib_path="-L"$param_slang_lib_path
fi
saved_CPPFLAGS="$CPPFLAGS"
saved_LDFLAGS="$LDFLAGS"
CPPFLAGS="$saved_CPPFLAGS $ac_slang_inc_path"
LDFLAGS="$saved_LDFLAGS $ac_slang_lib_path"
AC_MSG_CHECKING([for slang.h])
AC_PREPROC_IFELSE(
[
AC_LANG_PROGRAM([#include <slang.h>], [return 0;])
],
[
AC_MSG_RESULT(yes)
if test x"$ac_slang_inc_path" = x; then
ac_slang_inc_path="-I/usr/include"
fi
if test x"$ac_slang_lib_path" = x; then
ac_slang_lib_path="-L/usr/lib"
fi
found_slang=yes
AC_DEFINE(HAVE_SLANG_H, 1, [Define to use slang.h])
],
[
AC_MSG_RESULT(no)
mc_CHECK_SLANG_HEADER
if test x"$found_slang" = xno; then
error_msg_slang="S-Lang header not found"
else
if test x"$ac_slang_inc_path" = x; then
ac_slang_inc_path="-I/usr/include"
fi
if test x"$ac_slang_lib_path" = x; then
ac_slang_lib_path="-L/usr/lib"
fi
CPPFLAGS="-DHAVE_SLANG_SLANG_H $CPPFLAGS"
fi
],
)
dnl check if S-Lang have version 2.0 or newer
if test x"$found_slang" = x"yes"; then
AC_MSG_CHECKING([for S-Lang version 2.0 or newer])
AC_RUN_IFELSE([AC_LANG_SOURCE([
#ifdef HAVE_SLANG_SLANG_H
#include <slang/slang.h>
#else
#include <slang.h>
#endif
int main (void)
{
#if SLANG_VERSION >= 20000
return 0;
#else
return 1;
#endif
}
])],
[mc_slang_is_valid_version=yes],
[mc_slang_is_valid_version=no],
[
if test -f "$param_slang_inc_path/slang/slang.h" ; then
hdr_file="$param_slang_inc_path/slang/slang.h"
else
hdr_file="$param_slang_inc_path/slang.h"
fi
mc_slang_is_valid_version=`grep '^#define SLANG_VERSION[[:space:]]' "$hdr_file"| sed s'/^#define SLANG_VERSION[[:space:]]*//'`
if test "$mc_slang_is_valid_version" -ge "20000"; then
mc_slang_is_valid_version=yes
else
mc_slang_is_valid_version=no
fi
]
)
if test x$mc_slang_is_valid_version = xno; then
found_slang=no
error_msg_slang="S-Lang library version 2.0 or newer not found"
fi
AC_MSG_RESULT($mc_slang_is_valid_version)
fi
dnl Check if termcap is needed.
dnl This check must be done before anything is linked against S-Lang.
if test x"$found_slang" = x"yes"; then
mc_SLANG_TERMCAP
if test x"$mc_cv_slang_termcap" = x"yes"; then
saved_CPPFLAGS="$saved_CPPFLAGS "
saved_LDFLAGS="-ltermcap $saved_LDFLAGS"
fi
dnl Check the library
unset ac_cv_lib_slang_SLang_init_tty
AC_CHECK_LIB(
[slang],
[SLang_init_tty],
[:],
[
found_slang=no
error_msg_slang="S-Lang library not found"
]
)
fi
if test x"$found_slang" = x"yes"; then
MCLIBS="$ac_slang_lib_path -lslang $MCLIBS"
dnl do not reset CPPFLAGS
dnl if CPPFLAGS are reset then cpp does not find the specified header
CPPFLAGS="$ac_slang_inc_path $saved_CPPFLAGS"
LDFLAGS="$saved_LDFLAGS"
else
CPPFLAGS="$saved_CPPFLAGS"
LDFLAGS="$saved_LDFLAGS"
fi
])
dnl
dnl Use the slang library.
dnl
AC_DEFUN([mc_WITH_SLANG], [
with_screen=slang
found_slang=yes
error_msg_slang=""
AC_ARG_WITH([slang-includes],
AS_HELP_STRING([--with-slang-includes=@<:@DIR@:>@],
[set path to S-Lang includes @<:@default=/usr/include@:>@; make sense only if --with-screen=slang]
),
[ac_slang_inc_path="$withval"],
[ac_slang_inc_path=""]
)
AC_ARG_WITH([slang-libs],
AS_HELP_STRING([--with-slang-libs=@<:@DIR@:>@],
[set path to S-Lang library @<:@default=/usr/lib@:>@; make sense only if --with-screen=slang]
),
[ac_slang_lib_path="$withval"],
[ac_slang_lib_path=""]
)
if test x"$ac_slang_lib_path" != x -o x"$ac_slang_inc_path" != x; then
echo 'checking S-Lang headers in specified place ...'
mc_CHECK_SLANG_BY_PATH([$ac_slang_inc_path],[$ac_slang_lib_path])
else
found_slang=no
PKG_CHECK_MODULES(SLANG, [slang >= 2.0], [found_slang=yes], [:])
if test x"$found_slang" = "xyes"; then
MCLIBS="$pkg_cv_SLANG_LIBS $MCLIBS"
CPPFLAGS="$pkg_cv_SLANG_CFLAGS $CPPFLAGS"
fi
fi
if test x"$found_slang" = "xno"; then
found_slang=yes
ac_slang_inc_path="/usr/include"
ac_slang_lib_path="/usr/lib"
echo 'checking S-Lang headers in /usr ...'
mc_CHECK_SLANG_BY_PATH([$ac_slang_inc_path],[$ac_slang_lib_path])
if test x"$found_slang" = "xno"; then
found_slang=yes
ac_slang_inc_path="/usr/local/include"
ac_slang_lib_path="/usr/local/lib"
echo 'checking S-Lang headers in /usr/local ...'
mc_CHECK_SLANG_BY_PATH( $ac_slang_inc_path , $ac_slang_lib_path )
if test x"$found_slang" = "xno"; then
AC_MSG_ERROR([$error_msg_slang])
fi
fi
fi
screen_type=slang
screen_msg="S-Lang"
AC_DEFINE(HAVE_SLANG, 1, [Define to use S-Lang library for screen management])
mc_CHECK_SLANG_HEADER
])
|
