- (dtucker) [configure.ac] Relocate LLONG_MAX calculation to after the

   sizeof(long long) checks, to make fixing bug #1104 easier (no changes
   yet).

2 files changed, 85 insertions, 66 deletions

diff --git a/ChangeLog b/ChangeLog
index d2b665128..004d751cb 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+20051025
+ - (dtucker) [configure.ac] Relocate LLONG_MAX calculation to after the
+   sizeof(long long) checks, to make fixing bug #1104 easier (no changes
+   yet).
+
 20051017
  - (dtucker) [configure.ac] Bug #1097: Fix configure for cross-compiling.
    /etc/default/login report and testing from aabaker at iee.org, corrections
@@ -3105,4 +3110,4 @@
    - (djm) Trim deprecated options from INSTALL. Mention UsePAM
    - (djm) Fix quote handling in sftp; Patch from admorten AT umich.edu
 
-$Id: ChangeLog,v 1.3920 2005/10/17 13:29:23 dtucker Exp $
+$Id: ChangeLog,v 1.3921 2005/10/25 08:38:33 dtucker Exp $
diff --git a/configure.ac b/configure.ac
index d0569df60..afcd8aff0 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,4 +1,4 @@
-# $Id: configure.ac,v 1.302 2005/10/17 13:29:23 dtucker Exp $
+# $Id: configure.ac,v 1.303 2005/10/25 08:38:34 dtucker Exp $
 #
 # Copyright (c) 1999-2004 Damien Miller
 #
@@ -106,70 +106,6 @@ if test "$GCC" = "yes" || test "$GCC" = "egcs"; then
         fi
 fi
 
-if test -z "$have_llong_max"; then
-        AC_MSG_CHECKING([for max value of long long])
-        AC_RUN_IFELSE(
-                [AC_LANG_SOURCE([[
-#include <stdio.h>
-/* Why is this so damn hard? */
-#ifdef __GNUC__
-# undef __GNUC__
-#endif
-#define __USE_ISOC99
-#include <limits.h>
-#define DATA "conftest.llminmax"
-int main(void) {
-        FILE *f;
-        long long i, llmin, llmax = 0;
-
-        if((f = fopen(DATA,"w")) == NULL)
-                exit(1);
-
-#if defined(LLONG_MIN) && defined(LLONG_MAX)
-        fprintf(stderr, "Using system header for LLONG_MIN and LLONG_MAX\n");
-        llmin = LLONG_MIN;
-        llmax = LLONG_MAX;
-#else
-        fprintf(stderr, "Calculating  LLONG_MIN and LLONG_MAX\n");
-        /* This will work on one's complement and two's complement */
-        for (i = 1; i > llmax; i <<= 1, i++)
-                llmax = i;
-        llmin = llmax + 1LL;    /* wrap */
-#endif
-
-        /* Sanity check */
-        if (llmin + 1 < llmin || llmin - 1 < llmin || llmax + 1 > llmax
-            || llmax - 1 > llmax) {
-                fprintf(f, "unknown unknown\n");
-                exit(2);
-        }
-
-        if (fprintf(f ,"%lld %lld", llmin, llmax) < 0)
-                exit(3);
-
-        exit(0);
-}
-                ]])],
-                [
-                        llong_min=`$AWK '{print $1}' conftest.llminmax`
-                        llong_max=`$AWK '{print $2}' conftest.llminmax`
-                        AC_MSG_RESULT($llong_max)
-                        AC_DEFINE_UNQUOTED(LLONG_MAX, [${llong_max}LL],
-                            [max value of long long calculated by configure])
-                        AC_MSG_CHECKING([for min value of long long])
-                        AC_MSG_RESULT($llong_min)
-                        AC_DEFINE_UNQUOTED(LLONG_MIN, [${llong_min}LL],
-                            [min value of long long calculated by configure])
-                ],
-                [
-                        AC_MSG_RESULT(not found)
-                ],
-                [
-                        AC_MSG_WARN([cross compiling: not checking])
-                ]
-        )
-fi
-
 AC_ARG_WITH(rpath,
         [  --without-rpath         Disable auto-added -R linker paths],
         [
@@ -2053,6 +1989,84 @@ if test "x$ac_cv_sizeof_long_long_int" = "x4" ; then
         ac_cv_sizeof_long_long_int=0
 fi
 
+# compute LLONG_MIN and LLONG_MAX if we don't know them.
+if test -z "$have_llong_max"; then
+        AC_MSG_CHECKING([for max value of long long])
+        AC_RUN_IFELSE(
+                [AC_LANG_SOURCE([[
+#include <stdio.h>
+/* Why is this so damn hard? */
+#ifdef __GNUC__
+# undef __GNUC__
+#endif
+#define __USE_ISOC99
+#include <limits.h>
+#define DATA "conftest.llminmax"
+int main(void) {
+        FILE *f;
+        long long i, llmin, llmax = 0;
+
+        if((f = fopen(DATA,"w")) == NULL)
+                exit(1);
+
+#if defined(LLONG_MIN) && defined(LLONG_MAX)
+        fprintf(stderr, "Using system header for LLONG_MIN and LLONG_MAX\n");
+        llmin = LLONG_MIN;
+        llmax = LLONG_MAX;
+#else
+        fprintf(stderr, "Calculating  LLONG_MIN and LLONG_MAX\n");
+        /* This will work on one's complement and two's complement */
+        for (i = 1; i > llmax; i <<= 1, i++)
+                llmax = i;
+        llmin = llmax + 1LL;    /* wrap */
+#endif
+
+        /* Sanity check */
+        if (llmin + 1 < llmin || llmin - 1 < llmin || llmax + 1 > llmax
+            || llmax - 1 > llmax) {
+                fprintf(f, "unknown unknown\n");
+                exit(2);
+        }
+
+        if (fprintf(f ,"%lld %lld", llmin, llmax) < 0)
+                exit(3);
+
+        exit(0);
+}
+                ]])],
+                [
+                        llong_min=`$AWK '{print $1}' conftest.llminmax`
+                        llong_max=`$AWK '{print $2}' conftest.llminmax`
+
+                        # snprintf on some Tru64s doesn't understand "%lld"
+                        case "$host" in
+                        alpha-dec-osf*)
+                                if test "x$ac_cv_sizeof_long_long_int" = "x8" &&
+                                  test "x$llong_max" = "xld"; then
+                                        llong_min="-9223372036854775808"
+                                        llong_max="9223372036854775807"
+                                fi
+                                ;;
+                        esac
+
+                        AC_MSG_RESULT($llong_max)
+                        AC_DEFINE_UNQUOTED(LLONG_MAX, [${llong_max}LL],
+                            [max value of long long calculated by configure])
+                        AC_MSG_CHECKING([for min value of long long])
+                        AC_MSG_RESULT($llong_min)
+                        AC_DEFINE_UNQUOTED(LLONG_MIN, [${llong_min}LL],
+                            [min value of long long calculated by configure])
+                ],
+                [
+                        AC_MSG_RESULT(not found)
+                ],
+                [
+                        AC_MSG_WARN([cross compiling: not checking])
+                ]
+        )
+fi
+
+
 # More checks for data types
 AC_CACHE_CHECK([for u_int type], ac_cv_have_u_int, [
         AC_TRY_COMPILE(