(utils_cv_func_setpriority): Simplify the tests.

Define HAVE_NICE rather than NICE_PRIORITY (since a niceness is
not a priority); all uses changed.

diff --git a/configure.ac b/configure.ac
index d0ef80bbe90a215d053a9f1e6ba426601de719cf..bf2425f4de0089d78290569ac850913db610c89b 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -114,29 +114,24 @@ if test $ac_cv_func_syslog = no; then
   done
 fi
 
-AC_MSG_CHECKING(for 3-argument setpriority function)
-AC_CACHE_VAL(utils_cv_func_setpriority,
-[AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/time.h>
-  #include <sys/resource.h>]], [[setpriority(0, 0, 0);]])],
-  [utils_cv_func_setpriority=yes],
-  [utils_cv_func_setpriority=no])])
-AC_MSG_RESULT($utils_cv_func_setpriority)
-if test $utils_cv_func_setpriority = yes; then
-  OPTIONAL_BIN_PROGS="$OPTIONAL_BIN_PROGS nice\$(EXEEXT)"
-  MAN="$MAN nice.1"
-else
-  AC_MSG_CHECKING(for nice function)
-  AC_CACHE_VAL(utils_cv_func_nice,
-    [AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], [[nice();]])],
-                   [utils_cv_func_nice=yes],
-                   [utils_cv_func_nice=no])])
-  AC_MSG_RESULT($utils_cv_func_nice)
-  if test $utils_cv_func_nice = yes; then
-    AC_DEFINE(NICE_PRIORITY, 1, [FIXME])
-    OPTIONAL_BIN_PROGS="$OPTIONAL_BIN_PROGS nice\$(EXEEXT)"
-    MAN="$MAN nice.1"
-  fi
+AC_CACHE_CHECK([for 3-argument setpriority function],
+  [utils_cv_func_setpriority],
+  [AC_LINK_IFELSE(
+    [AC_LANG_PROGRAM(
+       [[#include <sys/time.h>
+        #include <sys/resource.h>
+       ]],
+       [[setpriority (0, 0, 0);]])],
+    [utils_cv_func_setpriority=yes],
+    [utils_cv_func_setpriority=no])])
+if test $utils_cv_func_setpriority = no; then
+  AC_CHECK_FUNCS([nice])
 fi
+case $utils_cv_func_setpriority,$ac_cv_func_nice in
+*yes*)
+  OPTIONAL_BIN_PROGS="$OPTIONAL_BIN_PROGS nice\$(EXEEXT)"
+  MAN="$MAN nice.1";;
+esac
 
 AC_DEFUN([coreutils_DUMMY_1],
 [