Merge branch 'master' of ssh://sources.redhat.com/git/systemtap

1 files changed, 90 insertions, 49 deletions

diff --git a/configure b/configure
index 5f5c4c03..b912e408 100755
--- a/configure
+++ b/configure
@@ -2294,47 +2294,11 @@ fi
 
 
 
-{ echo "$as_me:$LINENO: checking for a thread-safe mkdir -p" >&5
-echo $ECHO_N "checking for a thread-safe mkdir -p... $ECHO_C" >&6; }
-if test -z "$MKDIR_P"; then
-  if test "${ac_cv_path_mkdir+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
-for as_dir in $PATH$PATH_SEPARATOR/opt/sfw/bin
-do
-  IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-  for ac_prog in mkdir gmkdir; do
-	 for ac_exec_ext in '' $ac_executable_extensions; do
-	   { test -f "$as_dir/$ac_prog$ac_exec_ext" && $as_test_x "$as_dir/$ac_prog$ac_exec_ext"; } || continue
-	   case `"$as_dir/$ac_prog$ac_exec_ext" --version 2>&1` in #(
-	     'mkdir (GNU coreutils) '* | \
-	     'mkdir (coreutils) '* | \
-	     'mkdir (fileutils) '4.1*)
-	       ac_cv_path_mkdir=$as_dir/$ac_prog$ac_exec_ext
-	       break 3;;
-	   esac
-	 done
-       done
-done
-IFS=$as_save_IFS
-
-fi
-
-  if test "${ac_cv_path_mkdir+set}" = set; then
-    MKDIR_P="$ac_cv_path_mkdir -p"
-  else
-    # As a last resort, use the slow shell script.  Don't cache a
-    # value for MKDIR_P within a source directory, because that will
-    # break other packages using the cache if that directory is
-    # removed, or if the value is a relative name.
-    test -d ./--version && rmdir ./--version
-    MKDIR_P="$ac_install_sh -d"
-  fi
-fi
-{ echo "$as_me:$LINENO: result: $MKDIR_P" >&5
-echo "${ECHO_T}$MKDIR_P" >&6; }
+mkdir_p="$MKDIR_P"
+case $mkdir_p in
+  [\\/$]* | ?:[\\/]*) ;;
+  */*) mkdir_p="\$(top_builddir)/$mkdir_p" ;;
+esac
 
 { echo "$as_me:$LINENO: checking whether ln -s works" >&5
 echo $ECHO_N "checking whether ln -s works... $ECHO_C" >&6; }
@@ -6532,6 +6496,82 @@ echo "$as_me: error: missing elfutils development headers/libraries (install elf
    { (exit 1); exit 1; }; }
 fi
 
+
+{ echo "$as_me:$LINENO: checking for dwarf_getelf in -ldw" >&5
+echo $ECHO_N "checking for dwarf_getelf in -ldw... $ECHO_C" >&6; }
+if test "${ac_cv_lib_dw_dwarf_getelf+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-ldw -Wl,--start-group -ldw -lebl -Wl,--end-group -lelf $LIBS"
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char dwarf_getelf ();
+int
+main ()
+{
+return dwarf_getelf ();
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+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 $ac_status); } && {
+	 test -z "$ac_c_werror_flag" ||
+	 test ! -s conftest.err
+       } && test -s conftest$ac_exeext &&
+       $as_test_x conftest$ac_exeext; then
+  ac_cv_lib_dw_dwarf_getelf=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+	ac_cv_lib_dw_dwarf_getelf=no
+fi
+
+rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
+      conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ echo "$as_me:$LINENO: result: $ac_cv_lib_dw_dwarf_getelf" >&5
+echo "${ECHO_T}$ac_cv_lib_dw_dwarf_getelf" >&6; }
+if test $ac_cv_lib_dw_dwarf_getelf = yes; then
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_LIBDW 1
+_ACEOF
+
+  LIBS="-ldw $LIBS"
+
+else
+
+    { { echo "$as_me:$LINENO: error: elfutils, libdw too old, need 0.126+" >&5
+echo "$as_me: error: elfutils, libdw too old, need 0.126+" >&2;}
+   { (exit 1); exit 1; }; }
+fi
+
   stap_LIBS="-Wl,--start-group -ldw -lebl -Wl,--end-group -lelf"
   LIBS="$save_LIBS"
 else
@@ -8220,21 +8260,22 @@ echo "$as_me: $ac_file is unchanged" >&6;}
   fi
   rm -f "$tmp/out12"
 # Compute $ac_file's index in $config_headers.
+_am_arg=$ac_file
 _am_stamp_count=1
 for _am_header in $config_headers :; do
   case $_am_header in
-    $ac_file | $ac_file:* )
+    $_am_arg | $_am_arg:* )
       break ;;
     * )
       _am_stamp_count=`expr $_am_stamp_count + 1` ;;
   esac
 done
-echo "timestamp for $ac_file" >`$as_dirname -- $ac_file ||
-$as_expr X$ac_file : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
-	 X$ac_file : 'X\(//\)[^/]' \| \
-	 X$ac_file : 'X\(//\)$' \| \
-	 X$ac_file : 'X\(/\)' \| . 2>/dev/null ||
-echo X$ac_file |
+echo "timestamp for $_am_arg" >`$as_dirname -- "$_am_arg" ||
+$as_expr X"$_am_arg" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+	 X"$_am_arg" : 'X\(//\)[^/]' \| \
+	 X"$_am_arg" : 'X\(//\)$' \| \
+	 X"$_am_arg" : 'X\(/\)' \| . 2>/dev/null ||
+echo X"$_am_arg" |
     sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
 	    s//\1/
 	    q
@@ -8271,7 +8312,7 @@ echo "$as_me: executing $ac_file commands" >&6;}
   # each Makefile.in and add a new line on top of each file to say so.
   # Grep'ing the whole file is not good either: AIX grep has a line
   # limit of 2048, but all sed's we know have understand at least 4000.
-  if sed 10q "$mf" | grep '^#.*generated by automake' > /dev/null 2>&1; then
+  if sed -n 's,^#.*generated by automake.*,X,p' "$mf" | grep X >/dev/null 2>&1; then
     dirpart=`$as_dirname -- "$mf" ||
 $as_expr X"$mf" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
 	 X"$mf" : 'X\(//\)[^/]' \| \