- test "${cf_add_cflags}" != "${cf_tst_cflags}" \
- && test -z "${cf_tst_cflags}" \
- && cf_fix_cppflags=yes
-
- if test $cf_fix_cppflags = yes ; then
- cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
- continue
- elif test "${cf_tst_cflags}" = "\"'" ; then
- cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
- continue
- fi
- ;;
- esac
- case "$CPPFLAGS" in
- *$cf_add_cflags) #(vi
- ;;
- *) #(vi
- case $cf_add_cflags in #(vi
- -D*)
- cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
-
-CPPFLAGS=`echo "$CPPFLAGS" | \
- sed -e 's/-[UD]'"$cf_tst_cppflags"'\(=[^ ]*\)\?[ ]/ /g' \
- -e 's/-[UD]'"$cf_tst_cppflags"'\(=[^ ]*\)\?$//g'`
-
- ;;
- esac
- cf_new_cppflags="$cf_new_cppflags $cf_add_cflags"
- ;;
- esac
- ;;
- *)
- cf_new_cflags="$cf_new_cflags $cf_add_cflags"
- ;;
- esac
- ;;
-yes)
- cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
-
- cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[^"]*"'\''//'`
-
- test "${cf_add_cflags}" != "${cf_tst_cflags}" \
- && test -z "${cf_tst_cflags}" \
- && cf_fix_cppflags=no
- ;;
-esac
-done
-
-if test -n "$cf_new_cflags" ; then
-
- CFLAGS="$CFLAGS $cf_new_cflags"
-fi
-
-if test -n "$cf_new_cppflags" ; then
-
- CPPFLAGS="$CPPFLAGS $cf_new_cppflags"
-fi
-
-if test -n "$cf_new_extra_cppflags" ; then
-
- EXTRA_CPPFLAGS="$cf_new_extra_cppflags $EXTRA_CPPFLAGS"
-fi
-
-else
- cat >>confdefs.h <<\EOF
-#define CC_HAS_PROTOS 1
-EOF
-
-fi
-fi
-
-if test "$cf_cv_ansi_cc" = "no"; then
- { { echo "$as_me:2787: error: Your compiler does not appear to recognize prototypes.
-You have the following choices:
- a. adjust your compiler options
- b. get an up-to-date compiler
- c. use a wrapper such as unproto" >&5
-echo "$as_me: error: Your compiler does not appear to recognize prototypes.
-You have the following choices:
- a. adjust your compiler options
- b. get an up-to-date compiler
- c. use a wrapper such as unproto" >&2;}
- { (exit 1); exit 1; }; }
-fi
-
-if test "$GCC" = yes
-then
-cat > conftest.i <<EOF
-#ifndef GCC_PRINTF
-#define GCC_PRINTF 0
-#endif
-#ifndef GCC_SCANF
-#define GCC_SCANF 0
-#endif
-#ifndef GCC_NORETURN
-#define GCC_NORETURN /* nothing */
-#endif
-#ifndef GCC_UNUSED
-#define GCC_UNUSED /* nothing */
-#endif
-EOF
-if test "$GCC" = yes
-then
- { echo "$as_me:2818: checking for $CC __attribute__ directives..." >&5
-echo "$as_me: checking for $CC __attribute__ directives..." >&6;}
-cat > conftest.$ac_ext <<EOF
-#line 2821 "${as_me:-configure}"
-#include "confdefs.h"
-#include "conftest.h"
-#include "conftest.i"
-#if GCC_PRINTF
-#define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var)))
-#else
-#define GCC_PRINTFLIKE(fmt,var) /*nothing*/
-#endif
-#if GCC_SCANF
-#define GCC_SCANFLIKE(fmt,var) __attribute__((format(scanf,fmt,var)))
-#else
-#define GCC_SCANFLIKE(fmt,var) /*nothing*/
-#endif
-extern void wow(char *,...) GCC_SCANFLIKE(1,2);
-extern void oops(char *,...) GCC_PRINTFLIKE(1,2) GCC_NORETURN;
-extern void foo(void) GCC_NORETURN;
-int main(int argc GCC_UNUSED, char *argv[] GCC_UNUSED) { return 0; }
-EOF
- cf_printf_attribute=no
- cf_scanf_attribute=no
- for cf_attribute in scanf printf unused noreturn
- do
-
-cf_ATTRIBUTE=`echo "$cf_attribute" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
-
- cf_directive="__attribute__(($cf_attribute))"
- echo "checking for $CC $cf_directive" 1>&5
-
- case $cf_attribute in #(vi
- printf) #(vi
- cf_printf_attribute=yes
- cat >conftest.h <<EOF
-#define GCC_$cf_ATTRIBUTE 1
-EOF
- ;;
- scanf) #(vi
- cf_scanf_attribute=yes
- cat >conftest.h <<EOF
-#define GCC_$cf_ATTRIBUTE 1
-EOF
- ;;
- *) #(vi
- cat >conftest.h <<EOF
-#define GCC_$cf_ATTRIBUTE $cf_directive
-EOF
- ;;
- esac
-
- if { (eval echo "$as_me:2870: \"$ac_compile\"") >&5
- (eval $ac_compile) 2>&5
- ac_status=$?
- echo "$as_me:2873: \$? = $ac_status" >&5
- (exit $ac_status); }; then
- test -n "$verbose" && echo "$as_me:2875: result: ... $cf_attribute" >&5
-echo "${ECHO_T}... $cf_attribute" >&6
- cat conftest.h >>confdefs.h
- case $cf_attribute in #(vi
- printf) #(vi
- if test "$cf_printf_attribute" = no ; then
- cat >>confdefs.h <<EOF
-#define GCC_PRINTFLIKE(fmt,var) /* nothing */
-EOF
- else
- cat >>confdefs.h <<EOF
-#define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var)))
-EOF
- fi
- ;;
- scanf) #(vi
- if test "$cf_scanf_attribute" = no ; then
- cat >>confdefs.h <<EOF
-#define GCC_SCANFLIKE(fmt,var) /* nothing */
-EOF
- else
- cat >>confdefs.h <<EOF
-#define GCC_SCANFLIKE(fmt,var) __attribute__((format(scanf,fmt,var)))
-EOF
- fi
- ;;
- esac
- fi
- done
-else
- fgrep define conftest.i >>confdefs.h
-fi
-rm -rf conftest*
-fi
-
-cf_XOPEN_SOURCE=500
-cf_POSIX_C_SOURCE=199506L
-cf_xopen_source=
-
-case $host_os in #(vi
-aix[4-7]*) #(vi
- cf_xopen_source="-D_ALL_SOURCE"
- ;;
-cygwin) #(vi
- cf_XOPEN_SOURCE=600
- ;;
-darwin[0-8].*) #(vi
- cf_xopen_source="-D_APPLE_C_SOURCE"
- ;;
-darwin*) #(vi
- cf_xopen_source="-D_DARWIN_C_SOURCE"
- cf_XOPEN_SOURCE=
- ;;
-freebsd*|dragonfly*) #(vi
- # 5.x headers associate
- # _XOPEN_SOURCE=600 with _POSIX_C_SOURCE=200112L
- # _XOPEN_SOURCE=500 with _POSIX_C_SOURCE=199506L
- cf_POSIX_C_SOURCE=200112L
- cf_XOPEN_SOURCE=600
- cf_xopen_source="-D_BSD_TYPES -D__BSD_VISIBLE -D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
- ;;
-hpux11*) #(vi
- cf_xopen_source="-D_HPUX_SOURCE -D_XOPEN_SOURCE=500"
- ;;
-hpux*) #(vi
- cf_xopen_source="-D_HPUX_SOURCE"
- ;;
-irix[56].*) #(vi
- cf_xopen_source="-D_SGI_SOURCE"
- cf_XOPEN_SOURCE=
- ;;
-linux*|gnu*|mint*|k*bsd*-gnu) #(vi
-
-echo "$as_me:2948: checking if we must define _GNU_SOURCE" >&5
-echo $ECHO_N "checking if we must define _GNU_SOURCE... $ECHO_C" >&6
-if test "${cf_cv_gnu_source+set}" = set; then
- echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-
-cat >conftest.$ac_ext <<_ACEOF
-#line 2955 "configure"
-#include "confdefs.h"
-#include <sys/types.h>
-int
-main ()
-{
-
-#ifndef _XOPEN_SOURCE
-make an error
-#endif
- ;
- return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:2970: \"$ac_compile\"") >&5
- (eval $ac_compile) 2>&5
- ac_status=$?
- echo "$as_me:2973: \$? = $ac_status" >&5
- (exit $ac_status); } &&
- { ac_try='test -s conftest.$ac_objext'
- { (eval echo "$as_me:2976: \"$ac_try\"") >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- echo "$as_me:2979: \$? = $ac_status" >&5
- (exit $ac_status); }; }; then
- cf_cv_gnu_source=no
-else
- echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_save="$CPPFLAGS"
- CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
- cat >conftest.$ac_ext <<_ACEOF
-#line 2988 "configure"
-#include "confdefs.h"
-#include <sys/types.h>
-int
-main ()
-{
-
-#ifdef _XOPEN_SOURCE
-make an error
-#endif
- ;
- return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:3003: \"$ac_compile\"") >&5
- (eval $ac_compile) 2>&5
- ac_status=$?
- echo "$as_me:3006: \$? = $ac_status" >&5
- (exit $ac_status); } &&
- { ac_try='test -s conftest.$ac_objext'
- { (eval echo "$as_me:3009: \"$ac_try\"") >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- echo "$as_me:3012: \$? = $ac_status" >&5
- (exit $ac_status); }; }; then
- cf_cv_gnu_source=no
-else
- echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_cv_gnu_source=yes
-fi
-rm -f conftest.$ac_objext conftest.$ac_ext
- CPPFLAGS="$cf_save"
-
-fi
-rm -f conftest.$ac_objext conftest.$ac_ext
-
-fi
-echo "$as_me:3027: result: $cf_cv_gnu_source" >&5
-echo "${ECHO_T}$cf_cv_gnu_source" >&6
-test "$cf_cv_gnu_source" = yes && CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
-
- ;;
-mirbsd*) #(vi
- # setting _XOPEN_SOURCE or _POSIX_SOURCE breaks <sys/select.h> and other headers which use u_int / u_short types
- cf_XOPEN_SOURCE=
-
-cf_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE
-
-cf_save_CFLAGS="$CFLAGS"
-cf_save_CPPFLAGS="$CPPFLAGS"