2004-02-11 Andrew Cagney <cagney@redhat.com>

	* configure.in (AC_CHECK_FUNCS): Check for ftello, ftello64,
	fseeko and fseeko64.  Determine bfd_file_ptr.
	* configure: Re-generate.

1 files changed, 132 insertions, 12 deletions

diff --git a/bfd/configure b/bfd/configure
index 5704aef..22d246d 100755
--- a/bfd/configure
+++ b/bfd/configure
@@ -6619,6 +6619,124 @@ esac
 
 
 
+# Determine the host dependant file_ptr a.k.a. off_t type.  In order
+# prefer: off64_t - if ftello64 and fseeko64, off_t - if ftello and
+# fseeko, long.  This assumes that sizeof off_t is .ge. sizeof long.
+# Hopefully a reasonable assumption since fseeko et.al. should be
+# upward compatible.
+for ac_func in ftello ftello64 fseeko fseeko64
+do
+echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
+echo "configure:6631: checking for $ac_func" >&5
+if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  cat > conftest.$ac_ext <<EOF
+#line 6636 "configure"
+#include "confdefs.h"
+/* System header to define __stub macros and hopefully few prototypes,
+    which can conflict with char $ac_func(); below.  */
+#include <assert.h>
+/* Override any gcc2 internal prototype to avoid an error.  */
+/* We use char because int might match the return type of a gcc2
+    builtin and then its argument prototype would still apply.  */
+char $ac_func();
+
+int main() {
+
+/* The GNU C library defines this for functions which it implements
+    to always fail with ENOSYS.  Some functions are actually named
+    something starting with __ and the normal name is an alias.  */
+#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
+choke me
+#else
+$ac_func();
+#endif
+
+; return 0; }
+EOF
+if { (eval echo configure:6659: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+  rm -rf conftest*
+  eval "ac_cv_func_$ac_func=yes"
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  eval "ac_cv_func_$ac_func=no"
+fi
+rm -f conftest*
+fi
+
+if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+    ac_tr_func=HAVE_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
+  cat >> confdefs.h <<EOF
+#define $ac_tr_func 1
+EOF
+ 
+else
+  echo "$ac_t""no" 1>&6
+fi
+done
+
+echo $ac_n "checking file_ptr type""... $ac_c" 1>&6
+echo "configure:6684: checking file_ptr type" >&5
+bfd_file_ptr="long"
+bfd_ufile_ptr="unsigned long"
+if test x"$ac_cv_func_ftello" = xyes -a x"$ac_cv_func_fseeko" = xyes; then
+    echo $ac_n "checking size of off_t""... $ac_c" 1>&6
+echo "configure:6689: checking size of off_t" >&5
+if eval "test \"`echo '$''{'ac_cv_sizeof_off_t'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  for ac_size in 4 8 1 2 16 12  ; do # List sizes in rough order of prevalence.
+  cat > conftest.$ac_ext <<EOF
+#line 6695 "configure"
+#include "confdefs.h"
+#include "confdefs.h"
+#include <sys/types.h>
+
+
+int main() {
+switch (0) case 0: case (sizeof (off_t) == $ac_size):;
+; return 0; }
+EOF
+if { (eval echo configure:6705: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+  rm -rf conftest*
+  ac_cv_sizeof_off_t=$ac_size
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+fi
+rm -f conftest*
+  if test x$ac_cv_sizeof_off_t != x ; then break; fi
+done
+
+fi
+
+if test x$ac_cv_sizeof_off_t = x ; then
+  { echo "configure: error: cannot determine a size for off_t" 1>&2; exit 1; }
+fi
+echo "$ac_t""$ac_cv_sizeof_off_t" 1>&6
+cat >> confdefs.h <<EOF
+#define SIZEOF_OFF_T $ac_cv_sizeof_off_t
+EOF
+
+
+    if test "x${ac_cv_sizeof_off_t}" = "x8"; then
+	bfd_file_ptr=BFD_HOST_64_BIT
+	bfd_ufile_ptr=BFD_HOST_U_64_BIT
+    fi
+fi
+if test x"$ac_cv_func_ftello64" = xyes -a x"$ac_cv_func_fseeko64" = xyes; then
+    bfd_file_ptr=BFD_HOST_64_BIT
+    bfd_ufile_ptr=BFD_HOST_U_64_BIT
+fi
+echo "$ac_t""$bfd_file_ptr" 1>&6
+
+
+
+
 tdefaults=""
 test -n "${defvec}" && tdefaults="${tdefaults} -DDEFAULT_VECTOR=${defvec}"
 test -n "${selvecs}" && tdefaults="${tdefaults} -DSELECT_VECS='${selvecs}'"
@@ -6631,17 +6749,17 @@ for ac_hdr in unistd.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:6635: checking for $ac_hdr" >&5
+echo "configure:6753: checking for $ac_hdr" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6640 "configure"
+#line 6758 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:6645: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:6763: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -6670,12 +6788,12 @@ done
 for ac_func in getpagesize
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:6674: checking for $ac_func" >&5
+echo "configure:6792: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6679 "configure"
+#line 6797 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -6698,7 +6816,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6702: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6820: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -6723,7 +6841,7 @@ fi
 done
 
 echo $ac_n "checking for working mmap""... $ac_c" 1>&6
-echo "configure:6727: checking for working mmap" >&5
+echo "configure:6845: checking for working mmap" >&5
 if eval "test \"`echo '$''{'ac_cv_func_mmap_fixed_mapped'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6731,7 +6849,7 @@ else
   ac_cv_func_mmap_fixed_mapped=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 6735 "configure"
+#line 6853 "configure"
 #include "confdefs.h"
 
 /* Thanks to Mike Haertel and Jim Avera for this test.
@@ -6871,7 +6989,7 @@ main()
 }
 
 EOF
-if { (eval echo configure:6875: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6993: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_func_mmap_fixed_mapped=yes
 else
@@ -6896,12 +7014,12 @@ fi
 for ac_func in madvise mprotect
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:6900: checking for $ac_func" >&5
+echo "configure:7018: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6905 "configure"
+#line 7023 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -6924,7 +7042,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6928: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7046: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -7174,6 +7292,8 @@ s%@all_backends@%$all_backends%g
 s%@bfd_backends@%$bfd_backends%g
 s%@bfd_machines@%$bfd_machines%g
 s%@bfd_default_target_size@%$bfd_default_target_size%g
+s%@bfd_file_ptr@%$bfd_file_ptr%g
+s%@bfd_ufile_ptr@%$bfd_ufile_ptr%g
 s%@tdefaults@%$tdefaults%g
 
 CEOF