(__tzfile_read): Take extra memory requested by caller into account w…

…hen copying TZ string. 2007-10-16 Ulrich Drepper <drepper@redhat.com> * time/tzfile.c (__tzfile_read): Take extra memory requested by caller into account when copying TZ string.
git-mirror · Oct 16, 2007 · 69819d9 · 69819d9
1 parent e2cceb5
commit 69819d9
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diff --git a/ChangeLog b/ChangeLog
@@ -1,3 +1,8 @@
+2007-10-16  Ulrich Drepper  <drepper@redhat.com>
+
+	* time/tzfile.c (__tzfile_read): Take extra memory requested by caller
+	into account when copying TZ string.
+
 2007-10-16  Jakub Jelinek  <jakub@redhat.com>
 
 	* sysdeps/x86_64/memset.S (memset): Fix sse2_nt_move

diff --git a/nptl/sysdeps/pthread/configure b/nptl/sysdeps/pthread/configure
@@ -24,8 +24,8 @@ echo "$as_me: error: CFI directive support in assembler is required" >&2;}
 fi
 
 
-echo "$as_me:$LINENO: checking for forced unwind support" >&5
-echo $ECHO_N "checking for forced unwind support... $ECHO_C" >&6
+{ echo "$as_me:$LINENO: checking for forced unwind support" >&5
+echo $ECHO_N "checking for forced unwind support... $ECHO_C" >&6; }
 if test "${libc_cv_forced_unwind+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
@@ -48,48 +48,45 @@ _Unwind_GetCFA (context)
 }
 _ACEOF
 rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
+if { (ac_try="$ac_link"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+  (eval "$ac_link") 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_exeext'
-  { (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
+  (exit $ac_status); } && {
+	 test -z "$ac_c_werror_flag" ||
+	 test ! -s conftest.err
+       } && test -s conftest$ac_exeext &&
+       $as_test_x conftest$ac_exeext; then
   libc_cv_forced_unwind=yes
 else
   echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-libc_cv_forced_unwind=no
+	libc_cv_forced_unwind=no
 fi
-rm -f conftest.err conftest.$ac_objext \
+
+rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
       conftest$ac_exeext conftest.$ac_ext
 fi
-echo "$as_me:$LINENO: result: $libc_cv_forced_unwind" >&5
-echo "${ECHO_T}$libc_cv_forced_unwind" >&6
+{ echo "$as_me:$LINENO: result: $libc_cv_forced_unwind" >&5
+echo "${ECHO_T}$libc_cv_forced_unwind" >&6; }
 if test $libc_cv_forced_unwind = yes; then
   cat >>confdefs.h <<\_ACEOF
 #define HAVE_FORCED_UNWIND 1
 _ACEOF
 
   old_CFLAGS="$CFLAGS"
   CFLAGS="$CFLAGS -Werror -fexceptions"
-  echo "$as_me:$LINENO: checking for C cleanup handling" >&5
-echo $ECHO_N "checking for C cleanup handling... $ECHO_C" >&6
+  { echo "$as_me:$LINENO: checking for C cleanup handling" >&5
+echo $ECHO_N "checking for C cleanup handling... $ECHO_C" >&6; }
 if test "${libc_cv_c_cleanup+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
@@ -113,39 +110,36 @@ main ()
 }
 _ACEOF
 rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
+if { (ac_try="$ac_link"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+  (eval "$ac_link") 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_exeext'
-  { (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
+  (exit $ac_status); } && {
+	 test -z "$ac_c_werror_flag" ||
+	 test ! -s conftest.err
+       } && test -s conftest$ac_exeext &&
+       $as_test_x conftest$ac_exeext; then
   libc_cv_c_cleanup=yes
 else
   echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-libc_cv_c_cleanup=no
+	libc_cv_c_cleanup=no
 fi
-rm -f conftest.err conftest.$ac_objext \
+
+rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
       conftest$ac_exeext conftest.$ac_ext
 fi
-echo "$as_me:$LINENO: result: $libc_cv_c_cleanup" >&5
-echo "${ECHO_T}$libc_cv_c_cleanup" >&6
+{ echo "$as_me:$LINENO: result: $libc_cv_c_cleanup" >&5
+echo "${ECHO_T}$libc_cv_c_cleanup" >&6; }
   CFLAGS="$old_CFLAGS"
   if test $libc_cv_c_cleanup = no; then
     { { echo "$as_me:$LINENO: error: the compiler must support C cleanup handling" >&5

diff --git a/sysdeps/x86_64/elf/configure b/sysdeps/x86_64/elf/configure
@@ -3,8 +3,8 @@
 
 if test "$usetls" != no; then
 # Check for support of thread-local storage handling in assembler and linker.
-echo "$as_me:$LINENO: checking for x86-64 TLS support" >&5
-echo $ECHO_N "checking for x86-64 TLS support... $ECHO_C" >&6
+{ echo "$as_me:$LINENO: checking for x86-64 TLS support" >&5
+echo $ECHO_N "checking for x86-64 TLS support... $ECHO_C" >&6; }
 if test "${libc_cv_x86_64_tls+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
@@ -33,8 +33,8 @@ else
 fi
 rm -f conftest*
 fi
-echo "$as_me:$LINENO: result: $libc_cv_x86_64_tls" >&5
-echo "${ECHO_T}$libc_cv_x86_64_tls" >&6
+{ echo "$as_me:$LINENO: result: $libc_cv_x86_64_tls" >&5
+echo "${ECHO_T}$libc_cv_x86_64_tls" >&6; }
 if test $libc_cv_x86_64_tls = yes; then
   cat >>confdefs.h <<\_ACEOF
 #define HAVE_TLS_SUPPORT 1

diff --git a/time/tzfile.c b/time/tzfile.c
@@ -264,7 +264,7 @@ __tzfile_read (const char *file, size_t extra, char **extrap)
   zone_names = (char *) types + num_types * sizeof (struct ttinfo);
   leaps = (struct leap *) ((char *) transitions + leaps_idx);
   if (trans_width == 8)
-    tzspec = (char *) leaps + num_leaps * sizeof (struct leap);
+    tzspec = (char *) leaps + num_leaps * sizeof (struct leap) + extra;
   else
     tzspec = NULL;
   if (extra > 0)