mirror of
https://github.com/MidnightCommander/mc
synced 2024-12-22 20:36:50 +03:00
306 lines
8.6 KiB
Plaintext
306 lines
8.6 KiB
Plaintext
dnl
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dnl Check if private functions are available for linking
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dnl
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AC_DEFUN([MC_SLANG_PRIVATE], [
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AC_CACHE_CHECK([if S-Lang exports private functions],
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[mc_cv_slang_private], [
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ac_save_LIBS="$LIBS"
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LIBS="$LIBS -lslang"
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AC_TRY_LINK([
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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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#if SLANG_VERSION >= 10000
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extern unsigned int SLsys_getkey (void);
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#else
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extern unsigned int _SLsys_getkey (void);
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#endif
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], [
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#if SLANG_VERSION >= 10000
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_SLsys_getkey ();
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#else
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SLsys_getkey ();
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#endif
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],
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[mc_cv_slang_private=yes],
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[mc_cv_slang_private=no])
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LIBS="$ac_save_LIBS"
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])
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if test x"$mc_cv_slang_private" = xyes; then
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AC_DEFINE(HAVE_SLANG_PRIVATE, 1,
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[Define if private S-Lang functions are available])
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fi
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])
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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, otherwise fall back to mcslang.
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dnl
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AC_DEFUN([MC_CHECK_SLANG_BY_PATH], [
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ac_slang_inc_path=[$1]
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ac_slang_lib_path=[$2]
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if test x"$ac_slang_inc_path" != x; then
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ac_slang_inc_path="-I"$ac_slang_inc_path
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fi
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if test x"$ac_slang_lib_path" != x; then
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ac_slang_lib_path="-L"$ac_slang_lib_path
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fi
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saved_CFLAGS="$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 $ac_slang_lib_path"
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dnl Check the header
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AC_MSG_CHECKING([for slang.h])
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AC_PREPROC_IFELSE(
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[
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AC_LANG_PROGRAM([#include <slang.h>],[return 0;])
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],
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[
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AC_MSG_RESULT(yes)
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if test x"$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"$ac_slang_lib_path" = x; then
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ac_slang_lib_path="-L/usr/lib"
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fi
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found_slang=yes
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AC_DEFINE(HAVE_SLANG_H, 1,[Define to use slang.h])
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],
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[
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AC_MSG_RESULT(no)
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AC_MSG_CHECKING([for slang/slang.h])
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AC_PREPROC_IFELSE(
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[
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AC_LANG_PROGRAM([#include <slang/slang.h>],[return 0;])
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],
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[
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AC_MSG_RESULT(yes)
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if test x"$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"$ac_slang_lib_path" = x; then
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ac_slang_lib_path="-L/usr/lib"
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fi
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found_slang=yes
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AC_DEFINE(HAVE_SLANG_SLANG_H, 1,[Define to use slang.h])
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],
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[
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AC_MSG_RESULT(no)
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found_slang=no
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error_msg_slang="Slang header not found"
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]
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)
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],
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)
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dnl Check if termcap is needed.
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dnl This check must be done before anything is linked against S-Lang.
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if test x"$found_slang" = x"yes"; then
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CFLAGS="$saved_CFLAGS $ac_slang_inc_path $ac_slang_lib_path"
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LDFLAGS="$saved_LDFLAGS $ac_slang_lib_path"
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CPPFLAGS="$saved_CPPFLAGS $ac_slang_inc_path $ac_slang_lib_path"
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MC_SLANG_TERMCAP
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if test x"$mc_cv_slang_termcap" = x"yes"; then
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ac_slang_lib_path="$ac_slang_lib_path -ltermcap"
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CFLAGS="$saved_CFLAGS $ac_slang_inc_path $ac_slang_lib_path"
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CPPFLAGS="$saved_CPPFLAGS $ac_slang_inc_path $ac_slang_lib_path"
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LDFLAGS="$saved_LDFLAGS $ac_slang_lib_path"
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fi
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fi
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dnl Check the library
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if test x"$found_slang" = x"yes"; then
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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="Slang 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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MC_SLANG_PRIVATE
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screen_type=slang
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screen_msg="S-Lang library (installed on the system)"
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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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MCLIBS="$MCLIBS $ac_slang_inc_path $ac_slang_lib_path -lslang"
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fi
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CFLAGS="$saved_CFLAGS"
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CPPFLAGS="$saved_CPPFLAGS"
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LDFLAGS="$saved_LDFLAGS"
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])
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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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AC_HELP_STRING([--with-slang-includes=@<:@DIR@:>@],
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[set path to SLANG includes @<:@default=/usr/include@:>@; may sense only if --with-screen=slang]
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),
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[ac_slang_inc_path="$withval"],
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[ac_slang_inc_path=""]
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)
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AC_ARG_WITH([slang-libs],
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AC_HELP_STRING([--with-slang-libs=@<:@DIR@:>@],
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[set path to SLANG library @<:@default=/usr/lib@:>@; may sense only if --with-screen=slang]
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),
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[ac_slang_lib_path="$withval"],
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[ac_slang_lib_path=""]
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)
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echo 'checking SLANG-headers in default place ...'
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MC_CHECK_SLANG_BY_PATH([$ac_slang_inc_path],[$ac_slang_lib_path])
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if test x"$found_slang" = "xno"; then
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ac_slang_inc_path="/usr/include"
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ac_slang_lib_path="/usr/lib"
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echo 'checking SLANG-headers in /usr ...'
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MC_CHECK_SLANG_BY_PATH([$ac_slang_inc_path],[$ac_slang_lib_path])
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if test x"$found_slang" = "xno"; then
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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([$error_msg_slang])
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fi
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fi
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fi
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])
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dnl
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dnl Use the ncurses library. It can only be requested explicitly,
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dnl so just fail if anything goes wrong.
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dnl
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dnl If ncurses exports the ESCDELAY variable it should be set to 0
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dnl or you'll have to press Esc three times to dismiss a dialog box.
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dnl
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AC_DEFUN([MC_WITH_NCURSES], [
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dnl has_colors() is specific to ncurses, it's not in the old curses
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save_LIBS="$LIBS"
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ncursesw_found=
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LIBS=
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AC_SEARCH_LIBS([addwstr], [ncursesw ncurses curses], [MCLIBS="$MCLIBS $LIBS";ncursesw_found=yes],
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[AC_MSG_WARN([Cannot find ncurses library, that support wide characters])])
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if test x"$ncursesw_found" = "x"; then
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LIBS=
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AC_SEARCH_LIBS([has_colors], [ncurses curses], [MCLIBS="$MCLIBS $LIBS"],
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[AC_MSG_ERROR([Cannot find ncurses library])])
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fi
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dnl Check the header
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ncurses_h_found=
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AC_CHECK_HEADERS([ncursesw/curses.h ncurses/curses.h ncurses.h curses.h],
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[ncurses_h_found=yes; break])
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if test x"$ncurses_h_found" = "x"; then
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AC_MSG_ERROR([Cannot find ncurses header file])
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fi
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screen_type=ncurses
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screen_msg="ncurses library"
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AC_DEFINE(USE_NCURSES, 1,
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[Define to use ncurses for screen management])
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AC_CACHE_CHECK([for ESCDELAY variable],
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[mc_cv_ncurses_escdelay],
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[AC_TRY_LINK([], [
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extern int ESCDELAY;
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ESCDELAY = 0;
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],
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[mc_cv_ncurses_escdelay=yes],
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[mc_cv_ncurses_escdelay=no])
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])
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if test x"$mc_cv_ncurses_escdelay" = xyes; then
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AC_DEFINE(HAVE_ESCDELAY, 1,
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[Define if ncurses has ESCDELAY variable])
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fi
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AC_CHECK_FUNCS(resizeterm)
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LIBS="$save_LIBS"
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])
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dnl
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dnl Use the ncurses library. It can only be requested explicitly,
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dnl so just fail if anything goes wrong.
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dnl
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dnl If ncurses exports the ESCDELAY variable it should be set to 0
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dnl or you'll have to press Esc three times to dismiss a dialog box.
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dnl
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AC_DEFUN([MC_WITH_NCURSESW], [
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dnl has_colors() is specific to ncurses, it's not in the old curses
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save_LIBS="$LIBS"
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LIBS=
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AC_SEARCH_LIBS([has_colors], [ncursesw], [MCLIBS="$MCLIBS $LIBS"],
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[AC_MSG_ERROR([Cannot find ncursesw library])])
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dnl Check the header
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ncurses_h_found=
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AC_CHECK_HEADERS([ncursesw/curses.h],
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[ncursesw_h_found=yes; break])
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if test x"$ncursesw_h_found" = "x"; then
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AC_MSG_ERROR([Cannot find ncursesw header file])
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fi
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screen_type=ncursesw
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screen_msg="ncursesw library"
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AC_DEFINE(USE_NCURSESW, 1,
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[Define to use ncursesw for screen management])
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AC_CACHE_CHECK([for ESCDELAY variable],
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[mc_cv_ncursesw_escdelay],
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[AC_TRY_LINK([], [
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extern int ESCDELAY;
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ESCDELAY = 0;
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],
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[mc_cv_ncursesw_escdelay=yes],
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[mc_cv_ncursesw_escdelay=no])
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])
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if test x"$mc_cv_ncursesw_escdelay" = xyes; then
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AC_DEFINE(HAVE_ESCDELAY, 1,
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[Define if ncursesw has ESCDELAY variable])
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fi
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AC_CHECK_FUNCS(resizeterm)
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LIBS="$save_LIBS"
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])
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