remove m4/acinclude.m4

We have our own errors management now.

diff --git a/m4/acinclude.m4 b/m4/acinclude.m4
deleted file mode 100644 (file)
index 18cf7c8..0000000
--- a/m4/acinclude.m4
+++ /dev/null
@@ -1,65 +0,0 @@
-dnl Turn on the additional warnings last, so -Werror doesn't affect other tests.
-
-AC_DEFUN([IDT_COMPILE_WARNINGS],[
-   if test -f $srcdir/autogen.sh; then
-       default_compile_warnings="error"
-    else
-       default_compile_warnings="no"
-    fi
-
-    AC_ARG_WITH(compile-warnings,
-                AS_HELP_STRING([--with-compile-warnings=@<:@no/yes/error@:>@],
-                               [Compiler warnings]),
-                [enable_compile_warnings="$withval"],
-                [enable_compile_warnings="$default_compile_warnings"])
-
-    warnCFLAGS=
-    if test "x$GCC" != xyes; then
-       enable_compile_warnings=no
-    fi
-
-    warning_flags=
-    realsave_CFLAGS="$CFLAGS"
-
-    case "$enable_compile_warnings" in
-    no)
-       warning_flags=
-       ;;
-    yes)
-       warning_flags="-Wall -Wunused -Wmissing-prototypes -Wmissing-declarations"
-       ;;
-    maximum|error)
-       warning_flags="-Wall -Wunused -Wmissing-prototypes -Wmissing-declarations -Wchar-subscripts -Wnested-externs -Wpointer-arith"
-       CFLAGS="$warning_flags $CFLAGS"
-       for option in -Wno-sign-compare -Wno-pointer-sign -Wformat; do
-               SAVE_CFLAGS="$CFLAGS"
-               CFLAGS="$CFLAGS $option"
-               AC_MSG_CHECKING([whether gcc understands $option])
-               AC_TRY_COMPILE([], [],
-                       has_option=yes,
-                       has_option=no,)
-               CFLAGS="$SAVE_CFLAGS"
-               AC_MSG_RESULT($has_option)
-               if test $has_option = yes; then
-                 warning_flags="$warning_flags $option"
-               fi
-               unset has_option
-               unset SAVE_CFLAGS
-       done
-       unset option
-       if test "$enable_compile_warnings" = "error" ; then
-           warning_flags="$warning_flags -Werror"
-       fi
-       ;;
-    *)
-       AC_MSG_ERROR(Unknown argument '$enable_compile_warnings' to --enable-compile-warnings)
-       ;;
-    esac
-    CFLAGS="$realsave_CFLAGS"
-    AC_MSG_CHECKING(what warning flags to pass to the C compiler)
-    AC_MSG_RESULT($warning_flags)
-
-    WARN_CFLAGS="$warning_flags"
-    AC_SUBST(WARN_CFLAGS)
-])
-