view rogue5/acinclude.m4 @ 234:c10fe421b8fb

Fix various overlooked causes of warnings. GCC5 now produces under 300 lines of warnings, but the remaining ones will require more complex solutions.
author John "Elwin" Edwards
date Sun, 06 Mar 2016 21:02:59 -0500
parents f502bf60e6e4
children 029c1f5c5588
line wrap: on
line source

AC_DEFUN([MP_WITH_CURSES],
  [AC_ARG_WITH(ncurses, [  --with-ncurses          Force the use of ncurses over curses],,)
   mp_save_LIBS="$LIBS"
   CURSES_LIB=""
   if test "$with_ncurses" != yes
   then
     AC_CACHE_CHECK([for working curses], mp_cv_curses,
       [LIBS="$LIBS -lcurses"
        AC_TRY_LINK(
          [#include <curses.h>],
          [chtype a; int b=A_STANDOUT, c=KEY_LEFT; initscr(); ],
          mp_cv_curses=yes, mp_cv_curses=no)])
     if test "$mp_cv_curses" = yes
     then
       AC_DEFINE(HAVE_CURSES_H, 1, [Define to 1 if libcurses is requested])
       #AC_DEFINE(HAVE_CURSES_H)
       CURSES_LIB="-lcurses"
     fi
   fi
   if test ! "$CURSES_LIB"
   then
     AC_CACHE_CHECK([for working ncurses], mp_cv_ncurses,
       [LIBS="$mp_save_LIBS -lncurses"
        AC_TRY_LINK(
          [#include <ncurses.h>],
          [chtype a; int b=A_STANDOUT, c=KEY_LEFT; initscr(); ],
          mp_cv_ncurses=yes, mp_cv_ncurses=no)])
     if test "$mp_cv_ncurses" = yes
     then
       AC_DEFINE(HAVE_NCURSES_H, 1, [Define to 1 if libncurses is requested])
       CURSES_LIB="-lncurses"
     fi
   fi
   if test ! "$CURSES_LIB"
   then
     AC_CACHE_CHECK([for working pdcurses], mp_cv_pdcurses,
       [LIBS="$mp_save_LIBS -lpdcurses"
        AC_TRY_LINK(
          [#include <curses.h>],
          [chtype a; int b=A_STANDOUT, c=KEY_LEFT; initscr(); ],
          mp_cv_pdcurses=yes, mp_cv_pdcurses=no)])
     if test "$mp_cv_pdcurses" = yes
     then
       AC_DEFINE(HAVE_CURSES_H, 1, [Define to 1 if libcurses is requested])
       CURSES_LIB="-lpdcurses"
     fi
   fi
   if test ! "$CURSES_LIB"
   then
     AC_CACHE_CHECK([for working pdcur], mp_cv_pdcur,
       [LIBS="$mp_save_LIBS -lpdcur"
        AC_TRY_LINK(
          [#include <curses.h>],
          [chtype a; int b=A_STANDOUT, c=KEY_LEFT; initscr(); ],
          mp_cv_pdcur=yes, mp_cv_pdcur=no)])
     if test "$mp_cv_pdcur" = yes
     then
       AC_DEFINE(HAVE_CURSES_H, 1, [Define to 1 if libcurses is requested])
       CURSES_LIB="-lpdcur"
     fi
   fi
   if test ! "$CURSES_LIB"
   then
     AC_CACHE_CHECK([for working peer pdcurses], mp_cv_lpdcurses,
       [LIBS="$mp_save_LIBS ../pdcurses/pdcurses.a"
        AC_TRY_LINK(
          [#include "../pdcurses/curses.h"],
          [chtype a; int b=A_STANDOUT, c=KEY_LEFT; initscr(); ],
          mp_cv_lpdcurses=yes, mp_cv_lpdcurses=no)])
     if test "$mp_cv_lpdcurses" = yes
     then
       AC_DEFINE(HAVE_CURSES_H, 1, [Define to 1 if libcurses is requested])
       CURSES_LIB="../pdcurses/pdcurses.a"
       RF_ADDTO(CPPFLAGS,"-I../pdcurses")
     fi
   fi
   AC_CACHE_CHECK([for ESCDELAY variable],
		   [mc_cv_ncurses_escdelay],
		   [AC_TRY_LINK([], [
			extern int ESCDELAY;
			ESCDELAY = 0;
			],
			[mc_cv_ncurses_escdelay=yes],
			[mc_cv_ncurses_escdelay=no])
    ])
    if test "$mc_cv_ncurses_escdelay" = yes; then
	AC_DEFINE(HAVE_ESCDELAY, 1,
		  [Define if ncurses has ESCDELAY variable])
    fi
   if test ! "$CURSES_LIB" ; then
       LIBS="$mp_save_LIBS"
   fi
])dnl

dnl
dnl RF_ADDTO(variable, value)
dnl
dnl  Add value to variable
dnl
AC_DEFUN([RF_ADDTO],[
  if test "x$$1" = "x"; then
    test "x$silent" != "xyes" && echo "  setting $1 to \"$2\""
    $1="$2"
  else
    apr_addto_bugger="$2"
    for i in $apr_addto_bugger; do
      apr_addto_duplicate="0"
      for j in $$1; do
        if test "x$i" = "x$j"; then
          apr_addto_duplicate="1"
          break
        fi
      done
      if test $apr_addto_duplicate = "0"; then
        test "x$silent" != "xyes" && echo "  adding \"$i\" to $1"
        $1="$$1 $i"
      fi
    done
  fi
])dnl