1dnl $Id: wflags.m4 21183 2007-06-20 03:07:07Z lha $
2dnl
3dnl set WFLAGS
4
5AC_DEFUN([rk_WFLAGS],[
6
7AC_ARG_ENABLE(developer,
8	AS_HELP_STRING([--enable-developer], [enable developer warnings]))
9if test "X$enable_developer" = Xyes; then
10    dwflags="-Werror"
11fi
12
13WFLAGS_NOUNUSED=""
14WFLAGS_NOIMPLICITINT=""
15if test -z "$WFLAGS" -a "$GCC" = "yes"; then
16  # -Wno-implicit-int for broken X11 headers
17  # leave these out for now:
18  #   -Wcast-align doesn't work well on alpha osf/1
19  #   -Wmissing-prototypes -Wpointer-arith -Wbad-function-cast
20  #   -Wmissing-declarations -Wnested-externs
21  WFLAGS="ifelse($#, 0,-Wall, $1) $dwflags"
22  WFLAGS_NOUNUSED="-Wno-unused"
23  WFLAGS_NOIMPLICITINT="-Wno-implicit-int"
24fi
25AC_SUBST(WFLAGS)dnl
26AC_SUBST(WFLAGS_NOUNUSED)dnl
27AC_SUBST(WFLAGS_NOIMPLICITINT)dnl
28])
29