Attachment 312966 Details for Bug 457187 – GDB AC_SYS_LARGEFILE.

[patch] GDB AC_SYS_LARGEFILE.

gdb-cvs-largefile.patch (text/plain), 12.33 KB, created by Jan Kratochvil on 2008-07-30 07:13:44 UTC

(hide)

Description:

Filename:

MIME Type:

Creator: Jan Kratochvil

Created: 2008-07-30 07:13:44 UTC

Size: 12.33 KB

patch

obsolete

>2008-07-30  Jan Kratochvil  <jan.kratochvil@redhat.com>
>
>	Fix loading large elf64 binaries on 32bit hosts.
>	* configure.in: Call AC_SYS_LARGEFILE.
>	* config.in: Regenerate.
>	* configure: Regenerate.
>
>--- ./gdb/configure.ac	27 Jul 2008 21:18:50 -0000	1.76
>+++ ./gdb/configure.ac	30 Jul 2008 06:53:53 -0000
>@@ -30,6 +30,7 @@ AC_GNU_SOURCE
> AC_AIX
> AC_ISC_POSIX
> gl_EARLY
>+AC_SYS_LARGEFILE
> AM_PROG_CC_STDC
> 
> AC_CONFIG_AUX_DIR(..)
>--- ./gdb/config.in	10 Jul 2008 09:30:57 -0000	1.102
>+++ ./gdb/config.in	30 Jul 2008 06:53:41 -0000
>@@ -673,6 +673,9 @@
> # undef _ALL_SOURCE
> #endif
> 
>+/* Number of bits in a file offset, on hosts where this is settable. */
>+#undef _FILE_OFFSET_BITS
>+
> /* Enable GNU extensions on systems that have them.  */
> #ifndef _GNU_SOURCE
> # undef _GNU_SOURCE
>@@ -682,6 +685,9 @@
>    <sys/proc.h> problem on IRIX 5. */
> #undef _KMEMUSER
> 
>+/* Define for large files, on AIX-style hosts. */
>+#undef _LARGE_FILES
>+
> /* Define to 1 if on MINIX. */
> #undef _MINIX
> 
>--- ./gdb/configure	27 Jul 2008 21:18:50 -0000	1.256
>+++ ./gdb/configure	30 Jul 2008 06:53:52 -0000
>@@ -862,6 +862,7 @@ Optional Features:
>   --enable-FEATURE[=ARG]  include FEATURE [ARG=yes]
>   --enable-maintainer-mode  enable make rules and dependencies not useful
> 			  (and sometimes confusing) to the casual installer
>+  --disable-largefile     omit support for large files
>   --disable-dependency-tracking  speeds up one-time build
>   --enable-dependency-tracking   do not reject slow dependency extractors
>   --enable-targets        alternative target configurations
>@@ -3313,6 +3314,370 @@ _ACEOF
> 
> 
> 
>+# Check whether --enable-largefile or --disable-largefile was given.
>+if test "${enable_largefile+set}" = set; then
>+  enableval="$enable_largefile"
>+
>+fi;
>+if test "$enable_largefile" != no; then
>+
>+  echo "$as_me:$LINENO: checking for special C compiler options needed for large files" >&5
>+echo $ECHO_N "checking for special C compiler options needed for large files... $ECHO_C" >&6
>+if test "${ac_cv_sys_largefile_CC+set}" = set; then
>+  echo $ECHO_N "(cached) $ECHO_C" >&6
>+else
>+  ac_cv_sys_largefile_CC=no
>+     if test "$GCC" != yes; then
>+       ac_save_CC=$CC
>+       while :; do
>+     	 # IRIX 6.2 and later do not support large files by default,
>+     	 # so use the C compiler's -n32 option if that helps.
>+	 cat >conftest.$ac_ext <<_ACEOF
>+/* confdefs.h.  */
>+_ACEOF
>+cat confdefs.h >>conftest.$ac_ext
>+cat >>conftest.$ac_ext <<_ACEOF
>+/* end confdefs.h.  */
>+#include <sys/types.h>
>+ /* Check that off_t can represent 2**63 - 1 correctly.
>+    We can't simply define LARGE_OFF_T to be 9223372036854775807,
>+    since some C++ compilers masquerading as C compilers
>+    incorrectly reject 9223372036854775807.  */
>+#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
>+  int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
>+		       && LARGE_OFF_T % 2147483647 == 1)
>+		      ? 1 : -1];
>+int
>+main ()
>+{
>+
>+  ;
>+  return 0;
>+}
>+_ACEOF
>+     	 rm -f conftest.$ac_objext
>+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>+  (eval $ac_compile) 2>conftest.er1
>+  ac_status=$?
>+  grep -v '^ *+' conftest.er1 >conftest.err
>+  rm -f conftest.er1
>+  cat conftest.err >&5
>+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>+  (exit $ac_status); } &&
>+	 { ac_try='test -z "$ac_c_werror_flag"
>+			 || test ! -s conftest.err'
>+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>+  (eval $ac_try) 2>&5
>+  ac_status=$?
>+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>+  (exit $ac_status); }; } &&
>+	 { ac_try='test -s conftest.$ac_objext'
>+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>+  (eval $ac_try) 2>&5
>+  ac_status=$?
>+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>+  (exit $ac_status); }; }; then
>+  break
>+else
>+  echo "$as_me: failed program was:" >&5
>+sed 's/^/| /' conftest.$ac_ext >&5
>+
>+fi
>+rm -f conftest.err conftest.$ac_objext
>+     	 CC="$CC -n32"
>+     	 rm -f conftest.$ac_objext
>+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>+  (eval $ac_compile) 2>conftest.er1
>+  ac_status=$?
>+  grep -v '^ *+' conftest.er1 >conftest.err
>+  rm -f conftest.er1
>+  cat conftest.err >&5
>+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>+  (exit $ac_status); } &&
>+	 { ac_try='test -z "$ac_c_werror_flag"
>+			 || test ! -s conftest.err'
>+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>+  (eval $ac_try) 2>&5
>+  ac_status=$?
>+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>+  (exit $ac_status); }; } &&
>+	 { ac_try='test -s conftest.$ac_objext'
>+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>+  (eval $ac_try) 2>&5
>+  ac_status=$?
>+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>+  (exit $ac_status); }; }; then
>+  ac_cv_sys_largefile_CC=' -n32'; break
>+else
>+  echo "$as_me: failed program was:" >&5
>+sed 's/^/| /' conftest.$ac_ext >&5
>+
>+fi
>+rm -f conftest.err conftest.$ac_objext
>+	 break
>+       done
>+       CC=$ac_save_CC
>+       rm -f conftest.$ac_ext
>+    fi
>+fi
>+echo "$as_me:$LINENO: result: $ac_cv_sys_largefile_CC" >&5
>+echo "${ECHO_T}$ac_cv_sys_largefile_CC" >&6
>+  if test "$ac_cv_sys_largefile_CC" != no; then
>+    CC=$CC$ac_cv_sys_largefile_CC
>+  fi
>+
>+  echo "$as_me:$LINENO: checking for _FILE_OFFSET_BITS value needed for large files" >&5
>+echo $ECHO_N "checking for _FILE_OFFSET_BITS value needed for large files... $ECHO_C" >&6
>+if test "${ac_cv_sys_file_offset_bits+set}" = set; then
>+  echo $ECHO_N "(cached) $ECHO_C" >&6
>+else
>+  while :; do
>+  ac_cv_sys_file_offset_bits=no
>+  cat >conftest.$ac_ext <<_ACEOF
>+/* confdefs.h.  */
>+_ACEOF
>+cat confdefs.h >>conftest.$ac_ext
>+cat >>conftest.$ac_ext <<_ACEOF
>+/* end confdefs.h.  */
>+#include <sys/types.h>
>+ /* Check that off_t can represent 2**63 - 1 correctly.
>+    We can't simply define LARGE_OFF_T to be 9223372036854775807,
>+    since some C++ compilers masquerading as C compilers
>+    incorrectly reject 9223372036854775807.  */
>+#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
>+  int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
>+		       && LARGE_OFF_T % 2147483647 == 1)
>+		      ? 1 : -1];
>+int
>+main ()
>+{
>+
>+  ;
>+  return 0;
>+}
>+_ACEOF
>+rm -f conftest.$ac_objext
>+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>+  (eval $ac_compile) 2>conftest.er1
>+  ac_status=$?
>+  grep -v '^ *+' conftest.er1 >conftest.err
>+  rm -f conftest.er1
>+  cat conftest.err >&5
>+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>+  (exit $ac_status); } &&
>+	 { ac_try='test -z "$ac_c_werror_flag"
>+			 || test ! -s conftest.err'
>+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>+  (eval $ac_try) 2>&5
>+  ac_status=$?
>+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>+  (exit $ac_status); }; } &&
>+	 { ac_try='test -s conftest.$ac_objext'
>+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>+  (eval $ac_try) 2>&5
>+  ac_status=$?
>+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>+  (exit $ac_status); }; }; then
>+  break
>+else
>+  echo "$as_me: failed program was:" >&5
>+sed 's/^/| /' conftest.$ac_ext >&5
>+
>+fi
>+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
>+  cat >conftest.$ac_ext <<_ACEOF
>+/* confdefs.h.  */
>+_ACEOF
>+cat confdefs.h >>conftest.$ac_ext
>+cat >>conftest.$ac_ext <<_ACEOF
>+/* end confdefs.h.  */
>+#define _FILE_OFFSET_BITS 64
>+#include <sys/types.h>
>+ /* Check that off_t can represent 2**63 - 1 correctly.
>+    We can't simply define LARGE_OFF_T to be 9223372036854775807,
>+    since some C++ compilers masquerading as C compilers
>+    incorrectly reject 9223372036854775807.  */
>+#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
>+  int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
>+		       && LARGE_OFF_T % 2147483647 == 1)
>+		      ? 1 : -1];
>+int
>+main ()
>+{
>+
>+  ;
>+  return 0;
>+}
>+_ACEOF
>+rm -f conftest.$ac_objext
>+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>+  (eval $ac_compile) 2>conftest.er1
>+  ac_status=$?
>+  grep -v '^ *+' conftest.er1 >conftest.err
>+  rm -f conftest.er1
>+  cat conftest.err >&5
>+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>+  (exit $ac_status); } &&
>+	 { ac_try='test -z "$ac_c_werror_flag"
>+			 || test ! -s conftest.err'
>+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>+  (eval $ac_try) 2>&5
>+  ac_status=$?
>+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>+  (exit $ac_status); }; } &&
>+	 { ac_try='test -s conftest.$ac_objext'
>+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>+  (eval $ac_try) 2>&5
>+  ac_status=$?
>+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>+  (exit $ac_status); }; }; then
>+  ac_cv_sys_file_offset_bits=64; break
>+else
>+  echo "$as_me: failed program was:" >&5
>+sed 's/^/| /' conftest.$ac_ext >&5
>+
>+fi
>+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
>+  break
>+done
>+fi
>+echo "$as_me:$LINENO: result: $ac_cv_sys_file_offset_bits" >&5
>+echo "${ECHO_T}$ac_cv_sys_file_offset_bits" >&6
>+if test "$ac_cv_sys_file_offset_bits" != no; then
>+
>+cat >>confdefs.h <<_ACEOF
>+#define _FILE_OFFSET_BITS $ac_cv_sys_file_offset_bits
>+_ACEOF
>+
>+fi
>+rm -f conftest*
>+  echo "$as_me:$LINENO: checking for _LARGE_FILES value needed for large files" >&5
>+echo $ECHO_N "checking for _LARGE_FILES value needed for large files... $ECHO_C" >&6
>+if test "${ac_cv_sys_large_files+set}" = set; then
>+  echo $ECHO_N "(cached) $ECHO_C" >&6
>+else
>+  while :; do
>+  ac_cv_sys_large_files=no
>+  cat >conftest.$ac_ext <<_ACEOF
>+/* confdefs.h.  */
>+_ACEOF
>+cat confdefs.h >>conftest.$ac_ext
>+cat >>conftest.$ac_ext <<_ACEOF
>+/* end confdefs.h.  */
>+#include <sys/types.h>
>+ /* Check that off_t can represent 2**63 - 1 correctly.
>+    We can't simply define LARGE_OFF_T to be 9223372036854775807,
>+    since some C++ compilers masquerading as C compilers
>+    incorrectly reject 9223372036854775807.  */
>+#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
>+  int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
>+		       && LARGE_OFF_T % 2147483647 == 1)
>+		      ? 1 : -1];
>+int
>+main ()
>+{
>+
>+  ;
>+  return 0;
>+}
>+_ACEOF
>+rm -f conftest.$ac_objext
>+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>+  (eval $ac_compile) 2>conftest.er1
>+  ac_status=$?
>+  grep -v '^ *+' conftest.er1 >conftest.err
>+  rm -f conftest.er1
>+  cat conftest.err >&5
>+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>+  (exit $ac_status); } &&
>+	 { ac_try='test -z "$ac_c_werror_flag"
>+			 || test ! -s conftest.err'
>+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>+  (eval $ac_try) 2>&5
>+  ac_status=$?
>+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>+  (exit $ac_status); }; } &&
>+	 { ac_try='test -s conftest.$ac_objext'
>+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>+  (eval $ac_try) 2>&5
>+  ac_status=$?
>+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>+  (exit $ac_status); }; }; then
>+  break
>+else
>+  echo "$as_me: failed program was:" >&5
>+sed 's/^/| /' conftest.$ac_ext >&5
>+
>+fi
>+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
>+  cat >conftest.$ac_ext <<_ACEOF
>+/* confdefs.h.  */
>+_ACEOF
>+cat confdefs.h >>conftest.$ac_ext
>+cat >>conftest.$ac_ext <<_ACEOF
>+/* end confdefs.h.  */
>+#define _LARGE_FILES 1
>+#include <sys/types.h>
>+ /* Check that off_t can represent 2**63 - 1 correctly.
>+    We can't simply define LARGE_OFF_T to be 9223372036854775807,
>+    since some C++ compilers masquerading as C compilers
>+    incorrectly reject 9223372036854775807.  */
>+#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
>+  int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
>+		       && LARGE_OFF_T % 2147483647 == 1)
>+		      ? 1 : -1];
>+int
>+main ()
>+{
>+
>+  ;
>+  return 0;
>+}
>+_ACEOF
>+rm -f conftest.$ac_objext
>+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>+  (eval $ac_compile) 2>conftest.er1
>+  ac_status=$?
>+  grep -v '^ *+' conftest.er1 >conftest.err
>+  rm -f conftest.er1
>+  cat conftest.err >&5
>+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>+  (exit $ac_status); } &&
>+	 { ac_try='test -z "$ac_c_werror_flag"
>+			 || test ! -s conftest.err'
>+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>+  (eval $ac_try) 2>&5
>+  ac_status=$?
>+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>+  (exit $ac_status); }; } &&
>+	 { ac_try='test -s conftest.$ac_objext'
>+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>+  (eval $ac_try) 2>&5
>+  ac_status=$?
>+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>+  (exit $ac_status); }; }; then
>+  ac_cv_sys_large_files=1; break
>+else
>+  echo "$as_me: failed program was:" >&5
>+sed 's/^/| /' conftest.$ac_ext >&5
>+
>+fi
>+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
>+  break
>+done
>+fi
>+echo "$as_me:$LINENO: result: $ac_cv_sys_large_files" >&5
>+echo "${ECHO_T}$ac_cv_sys_large_files" >&6
>+if test "$ac_cv_sys_large_files" != no; then
>+
>+cat >>confdefs.h <<_ACEOF
>+#define _LARGE_FILES $ac_cv_sys_large_files
>+_ACEOF
>+
>+fi
>+rm -f conftest*
>+fi
>+
> 
> 
>

Actions: View | Diff

Attachments on bug 457187: 312964 | 312965 | 312966