contrib/

	* check_makefile_deps.sh: New file.

gcc/
	* Makefile.in (TARGET_DEF_H): Add targhooks.h.
	(FIXED_VALUE_H): New variable.
	(RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
	input.h, fixed-value.h.
	(TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
	(BASIC_BLOCK_H): Use $(BITMAP_H).
	(FUNCTION_H): Add varray.h.
	(IPA_REFERENCE_H): Use $(BITMAP_H).
	(CGRAPH_H): Add $(BASIC_BLOCK_H).
	(DF_H): Use $(BITMAP_H).
	(GGC_H): Add statistics.h.
	(INSN_ADDR_H): New.
	(INSN_ATTR_H): Use it.
	(SYSTEM_H): Add safe-ctype.h, filenames.h.
	(INPUT_H): New.
	(SYMTAB_H): Add $(OBSTACK_H).
	(CPP_INTERNAL_H): New.
	(TREE_DUMP_H): Add tree-pass.h.
	(TREE_FLOW_H): Use $(BITMAP_H)
	(PRETTY_PRINT_H): Use $(INPUT_H).
	(EBITMAP_H): Rename from typo-ed EBIMAP_H.
	(GSTAB_H): New.
	(BITMAP_H): New.
	(many object files): Fix lots of header dependencies throughout.

gcc/fortran/
	* Make-lang.in (gfortranspec.o): Fix dependencies.

gcc/java/
	* Make-lang.in (jvspec.o): Fix dependencies.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@137792 138bc75d-0d04-0410-961f-82ee72b054a4

2 files changed, 98 insertions, 0 deletions

diff --git a/contrib/ChangeLog b/contrib/ChangeLog
index 5669ce28801..119e0779db9 100644
--- a/contrib/ChangeLog
+++ b/contrib/ChangeLog
@@ -1,3 +1,7 @@
+2008-07-14  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
+
+	* check_makefile_deps.sh: New file.
+
 2008-05-08  Sebastian Pop  <sebastian.pop@amd.com>
 
 	* patch_tester.sh (report): Do not print "Checker: ".
diff --git a/contrib/check_makefile_deps.sh b/contrib/check_makefile_deps.sh
new file mode 100644
index 00000000000..60b9c1757fd
--- /dev/null
+++ b/contrib/check_makefile_deps.sh
@@ -0,0 +1,94 @@
+#! /bin/sh
+#
+# Check for accurate dependencies in gcc/Makefile.in.
+#
+# Copyright (C) 2008 Free Software Foundation, Inc.
+# Written by Ralf Wildenhues <Ralf.Wildenhues@gmx.de>.
+#
+# This script is Free Software, and it can be copied, distributed and
+# modified as defined in the GNU General Public License.  A copy of
+# its license can be downloaded from http://www.gnu.org/copyleft/gpl.html
+#
+# Start this script in an up to date build-tree/gcc directory.
+# Using it in stage1 only works if the host compiler is GCC.
+
+# To continue an interrupted check, make sure there are no *.o.backup
+# files lying around (i.e., move them back to their original name),
+# and set $start_after to the name of the last object that should be skipped.
+start_after=
+
+# Skip some objects unconditionally; make sure each name in this list is
+# surrounded by spaces.
+skip=" crtbegin.o crtbeginS.o crtbeginT.o crtend.o crtendS.o crtfastmath.o crtprec64.o crtprec80.o crtprec32.o "
+
+# Files which show up as dependencies other than through unconditional #include.
+# This is an egrep pattern.
+hidden_dep_files='(BASE-VER|DATESTAMP|DEV-PHASE|Makefile|xcoffout\.h|basic-block\.h|bconfig\.h)$'
+
+: ${MAKE=make}
+: ${EGREP="grep -E"}
+
+# -------------------------------------------------------------------------
+# There should be no need for changes beyond this point.
+
+set -e
+st=0
+
+if test -f c-common.o; then :; else
+  echo "$0: rerun in an up to date build-tree/gcc directory" >&2
+  exit 1
+fi
+
+for obj in *.o
+do
+  if test -n "$start_after"; then
+    if test $obj = $start_after; then
+      start_after=
+    fi
+    continue
+  fi
+  case $skip in *\ $obj\ *) continue ;; esac
+
+  mv -f $obj $obj.backup
+  ${MAKE} $obj CFLAGS='-MM -MF depfile'
+  mv -f $obj.backup $obj
+  ${MAKE} -t
+  LC_ALL=C ${MAKE} -d $obj >make-d-log
+  hdrs=`cat depfile`
+  for hdr in $hdrs; do
+    case $hdr in
+      *: | *.o | \\ | /* ) ;;
+      *)
+        echo $hdr ;;
+    esac
+  done < depfile |
+  LC_ALL=C sort -u > hdrs
+
+
+  sed -n '/.*Prerequisite..\([^ ]*\). is newer than target .'"$obj"'.*/s//\1/p' \
+    < make-d-log |
+  LC_ALL=C sort -u > not-up-to-date
+  if test -s not-up-to-date; then
+    st=1
+    echo "$0: error: prerequisites for $obj are not up to date:" >&2
+    cat not-up-to-date >&2
+  fi
+  sed -n '/.*Prerequisite..\([^ ]*\). is older than target .'"$obj"'.*/s//\1/p' \
+    < make-d-log |
+  LC_ALL=C sort -u > deps
+  missing_deps=`LC_ALL=C join -v 1 hdrs deps`
+  unneeded_deps=`LC_ALL=C join -v 2 hdrs deps | $EGREP -v "$hidden_dep_files" || :`
+  if test -n "$missing_deps"; then
+    st=1
+    echo "missing deps for $obj:"
+    echo "$missing_deps" | sed 's/^/  /'
+  fi
+  if test -n "$unneeded_deps"; then
+    # unneeded dependencies are not a big problem, so they cause no failure.
+    echo "unneeded deps for $obj:"
+    echo "$unneeded_deps" | sed 's/^/  /'
+  fi
+done
+exit $st
+
+# vi:sw=2: