diff options
Diffstat (limited to '')
| -rw-r--r-- | m4.include/mc-with-screen-ncurses.m4 | 214 |
1 files changed, 214 insertions, 0 deletions
diff --git a/m4.include/mc-with-screen-ncurses.m4 b/m4.include/mc-with-screen-ncurses.m4 new file mode 100644 index 0000000..843d044 --- /dev/null +++ b/m4.include/mc-with-screen-ncurses.m4 @@ -0,0 +1,214 @@ +dnl check for ncurses in user supplied path +AC_DEFUN([mc_CHECK_NCURSES_BY_PATH], [ + + ac_ncurses_inc_path=[$1] + ac_ncurses_lib_path=[$2] + + if test x"$ac_ncurses_inc_path" != x; then + ac_ncurses_inc_path="-I"$ac_ncurses_inc_path + fi + + if test x"$ac_ncurses_lib_path" != x; then + ac_ncurses_lib_path="-L"$ac_ncurses_lib_path + fi + + saved_CPPFLAGS="$CPPFLAGS" + saved_LDFLAGS="$LDFLAGS" + CPPFLAGS="$CPPFLAGS $ac_ncurses_inc_path" + LDFLAGS="$LDFLAGS $ac_ncurses_lib_path" + + dnl Check for the headers + dnl Both headers should be in the same directory + dnl AIX term.h is unusable for mc + AC_MSG_CHECKING([for ncurses/ncurses.h and ncurses/term.h]) + AC_PREPROC_IFELSE( + [ + AC_LANG_PROGRAM([[#include <ncurses/ncurses.h> + #include <ncurses/term.h> + ]],[[return 0;]]) + ], + [ + AC_MSG_RESULT(yes) + if test x"$ac_ncurses_inc_path" = x; then + ac_ncurses_inc_path="-I/usr/include" + fi + if test x"$ac_ncurses_lib_path" = x; then + ac_ncurses_lib_path="-L/usr/lib" + fi + found_ncurses=yes + AC_DEFINE(HAVE_NCURSES_NCURSES_H, 1, + [Define to 1 if you have the <ncurses/ncurses.h> header file.]) + AC_DEFINE(HAVE_NCURSES_TERM_H, 1, + [Define to 1 if you have the <ncurses/term.h> header file.]) + ], + [ + AC_MSG_RESULT(no) + found_ncurses=no + error_msg_ncurses="ncurses header not found" + ], + ) + + if test x"$found_ncurses" = x"yes"; then + screen_type=ncurses + screen_msg="NCurses" + + AC_DEFINE(HAVE_NCURSES, 1, + [Define to use ncurses library for screen management]) + + MCLIBS="$MCLIBS $ac_ncurses_lib_path" + else + CPPFLAGS="$saved_CPPFLAGS" + LDFLAGS="$saved_LDPFLAGS" + AC_MSG_ERROR([$error_msg_ncurses]) + fi +]) + +dnl +dnl Use the ncurses library. It can only be requested explicitly, +dnl so just fail if anything goes wrong. +dnl +dnl If ncurses exports the ESCDELAY variable it should be set to 0 +dnl or you'll have to press Esc three times to dismiss a dialog box. +dnl +AC_DEFUN([mc_WITH_NCURSES], [ + dnl has_colors() is specific to ncurses, it's not in the old curses + save_LIBS="$LIBS" + ncursesw_found= + + dnl get the user supplied include path + AC_ARG_WITH([ncurses-includes], + AS_HELP_STRING([--with-ncurses-includes=@<:@DIR@:>@], + [set path to ncurses includes @<:@default=/usr/include@:>@; make sense only if --with-screen=ncurses; for /usr/local/include/ncurses specify /usr/local/include] + ), + [ac_ncurses_inc_path="$withval"], + [ac_ncurses_inc_path=""] + ) + + dnl get the user supplied lib path + AC_ARG_WITH([ncurses-libs], + AS_HELP_STRING([--with-ncurses-libs=@<:@DIR@:>@], + [set path to ncurses library @<:@default=/usr/lib@:>@; make sense only if --with-screen=ncurses] + ), + [ac_ncurses_lib_path="$withval"], + [ac_ncurses_lib_path=""] + ) + + dnl we need at least the inc path, the lib may be in a std location + if test x"$ac_ncurses_inc_path" != x; then + dnl check the user supplied location + mc_CHECK_NCURSES_BY_PATH([$ac_ncurses_inc_path],[$ac_ncurses_lib_path]) + + LIBS="$MCLIBS" + AC_SEARCH_LIBS([has_colors], [ncurses], [], + [AC_MSG_ERROR([Cannot find ncurses library])]) + AC_SEARCH_LIBS([stdscr], [tinfo], [], + [AC_MSG_ERROR([Cannot find a library providing stdscr])]) + MCLIBS="$LIBS" + + screen_type=ncurses + screen_msg="NCurses" + AC_DEFINE(USE_NCURSES, 1, + [Define to use ncurses for screen management]) + else + LIBS="$MCLIBS" + AC_SEARCH_LIBS([addwstr], [ncursesw ncurses curses], [ncursesw_found=yes], + [AC_MSG_WARN([Cannot find ncurses library, that support wide characters])]) + MCLIBS="$LIBS" + + if test x"$ncursesw_found" = "x"; then + LIBS="$MCLIBS" + AC_SEARCH_LIBS([has_colors], [ncurses curses], [], + [AC_MSG_ERROR([Cannot find ncurses library])]) + MCLIBS="$LIBS" + fi + LIBS="$MCLIBS" + AC_SEARCH_LIBS([stdscr], [tinfow tinfo], [], + [AC_MSG_ERROR([Cannot find a library providing stdscr])]) + MCLIBS="$LIBS" + + dnl Check the header + ncurses_h_found= + AC_CHECK_HEADERS([ncursesw/curses.h ncurses/curses.h ncurses.h curses.h], + [ncurses_h_found=yes; break]) + + if test x"$ncurses_h_found" = "x"; then + AC_MSG_ERROR([Cannot find ncurses header file]) + fi + + AC_CHECK_HEADERS([ncurses/term.h]) + + screen_type=ncurses + screen_msg="NCurses" + AC_DEFINE(USE_NCURSES, 1, + [Define to use ncurses for screen management]) + fi + + dnl check for ESCDELAY + AC_CACHE_CHECK([for ESCDELAY variable], + [mc_cv_ncurses_escdelay], + [AC_LINK_IFELSE([AC_LANG_PROGRAM([], [[ + extern int ESCDELAY; + ESCDELAY = 0; + ]])], + [mc_cv_ncurses_escdelay=yes], + [mc_cv_ncurses_escdelay=no]) + ]) + if test x"$mc_cv_ncurses_escdelay" = xyes; then + AC_DEFINE(HAVE_ESCDELAY, 1, + [Define if ncurses has ESCDELAY variable]) + fi + + dnl check for resizeterm + AC_CHECK_FUNCS(resizeterm) + LIBS="$save_LIBS" +]) + +dnl +dnl Use the ncursesw library. It can only be requested explicitly, +dnl so just fail if anything goes wrong. +dnl +dnl If ncursesw exports the ESCDELAY variable it should be set to 0 +dnl or you'll have to press Esc three times to dismiss a dialog box. +dnl + +AC_DEFUN([mc_WITH_NCURSESW], [ + dnl has_colors() is specific to ncurses, it's not in the old curses + save_LIBS="$LIBS" + LIBS= + AC_SEARCH_LIBS([has_colors], [ncursesw], [MCLIBS="$MCLIBS $LIBS"], + [AC_MSG_ERROR([Cannot find ncursesw library])]) + AC_SEARCH_LIBS([stdscr], [tinfow ncursesw], [MCLIBS="$MCLIBS $LIBS"], + [AC_MSG_ERROR([Cannot find a library providing stdscr])]) + + + dnl Check the header + ncurses_h_found= + AC_CHECK_HEADERS([ncursesw/curses.h], + [ncursesw_h_found=yes; break]) + + if test x"$ncursesw_h_found" = "x"; then + AC_MSG_ERROR([Cannot find ncursesw header file]) + fi + + screen_type=ncursesw + screen_msg="NCursesw" + AC_DEFINE(USE_NCURSESW, 1, + [Define to use ncursesw for screen management]) + + AC_CACHE_CHECK([for ESCDELAY variable], + [mc_cv_ncursesw_escdelay], + [AC_LINK_IFELSE([AC_LANG_PROGRAM([], [[ + extern int ESCDELAY; + ESCDELAY = 0; + ]])], + [mc_cv_ncursesw_escdelay=yes], + [mc_cv_ncursesw_escdelay=no]) + ]) + if test x"$mc_cv_ncursesw_escdelay" = xyes; then + AC_DEFINE(HAVE_ESCDELAY, 1, + [Define if ncursesw has ESCDELAY variable]) + fi + + AC_CHECK_FUNCS(resizeterm) + LIBS="$save_LIBS" +]) |