NEWS.stable: log cherry-pick [8029e49]->[6f83d07] autoupdate

[gnulib.git] / build-aux / depcomp

diff --git a/build-aux/depcomp b/build-aux/depcomp
old mode 100644 (file)
new mode 100755 (executable)
index 47cf50a..c3163be
--- a/build-aux/depcomp
+++ b/build-aux/depcomp
@@ -1,14 +1,14 @@
 #! /bin/sh
 # depcomp - compile a program generating dependencies as side-effects
 
-scriptversion=2009-03-03.11
+scriptversion=2010-10-07.20; # UTC
 
-# Copyright (C) 1999, 2000, 2003, 2004, 2005, 2006, 2007, 2009 Free
-# Software Foundation, Inc.
+# Copyright (C) 1999, 2000, 2003, 2004, 2005, 2006, 2007, 2009, 2010
+# Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 3, or (at your option)
+# the Free Software Foundation; either version 2, or (at your option)
 # any later version.
 
 # This program is distributed in the hope that it will be useful,
@@ -90,10 +90,18 @@ if test "$depmode" = msvcmsys; then
    # This is just like msvisualcpp but w/o cygpath translation.
    # Just convert the backslash-escaped backslashes to single forward
    # slashes to satisfy depend.m4
-   cygpath_u="sed s,\\\\\\\\,/,g"
+   cygpath_u='sed s,\\\\,/,g'
    depmode=msvisualcpp
 fi
 
+if test "$depmode" = msvc7msys; then
+   # This is just like msvc7 but w/o cygpath translation.
+   # Just convert the backslash-escaped backslashes to single forward
+   # slashes to satisfy depend.m4
+   cygpath_u='sed s,\\\\,/,g'
+   depmode=msvc7
+fi
+
 case "$depmode" in
 gcc3)
 ## gcc 3 implements dependency tracking that does exactly what
@@ -199,14 +207,14 @@ sgi)
 ' < "$tmpdepfile" \
     | sed -e 's/^.*\.o://' -e 's/#.*$//' -e '/^$/ d' | \
     tr '
-' ' ' >> $depfile
-    echo >> $depfile
+' ' ' >> "$depfile"
+    echo >> "$depfile"
 
     # The second pass generates a dummy entry for each header file.
     tr ' ' '
 ' < "$tmpdepfile" \
    | sed -e 's/^.*\.o://' -e 's/#.*$//' -e '/^$/ d' -e 's/$/:/' \
-   >> $depfile
+   >> "$depfile"
   else
     # The sourcefile does not contain any dependencies, so just
     # store a dummy comment line, to avoid errors with the Makefile
@@ -335,7 +343,12 @@ hp2)
   if test -f "$tmpdepfile"; then
     sed -e "s,^.*\.[a-z]*:,$object:," "$tmpdepfile" > "$depfile"
     # Add `dependent.h:' lines.
-    sed -ne '2,${; s/^ *//; s/ \\*$//; s/$/:/; p;}' "$tmpdepfile" >> "$depfile"
+    sed -ne '2,${
+              s/^ *//
+              s/ \\*$//
+              s/$/:/
+              p
+            }' "$tmpdepfile" >> "$depfile"
   else
     echo "#dummy" > "$depfile"
   fi
@@ -400,6 +413,52 @@ tru64)
    rm -f "$tmpdepfile"
    ;;
 
+msvc7)
+  if test "$libtool" = yes; then
+    showIncludes=-Wc,-showIncludes
+  else
+    showIncludes=-showIncludes
+  fi
+  "$@" $showIncludes > "$tmpdepfile"
+  stat=$?
+  grep -v '^Note: including file: ' "$tmpdepfile"
+  if test "$stat" = 0; then :
+  else
+    rm -f "$tmpdepfile"
+    exit $stat
+  fi
+  rm -f "$depfile"
+  echo "$object : \\" > "$depfile"
+  # The first sed program below extracts the file names and escapes
+  # backslashes for cygpath.  The second sed program outputs the file
+  # name when reading, but also accumulates all include files in the
+  # hold buffer in order to output them again at the end.  This only
+  # works with sed implementations that can handle large buffers.
+  sed < "$tmpdepfile" -n '
+/^Note: including file:  *\(.*\)/ {
+  s//\1/
+  s/\\/\\\\/g
+  p
+}' | $cygpath_u | sort -u | sed -n '
+s/ /\\ /g
+s/\(.*\)/      \1 \\/p
+s/.\(.*\) \\/\1:/
+H
+$ {
+  s/.*/        /
+  G
+  p
+}' >> "$depfile"
+  rm -f "$tmpdepfile"
+  ;;
+
+msvc7msys)
+  # This case exists only to let depend.m4 do its work.  It works by
+  # looking at the text of this script.  This case will never be run,
+  # since it is checked for above.
+  exit 1
+  ;;
+
 #nosideeffect)
   # This comment above is used by automake to tell side-effect
   # dependency tracking mechanisms from slower ones.
@@ -411,7 +470,7 @@ dashmstdout)
 
   # Remove the call to Libtool.
   if test "$libtool" = yes; then
-    while test $1 != '--mode=compile'; do
+    while test "X$1" != 'X--mode=compile'; do
       shift
     done
     shift
@@ -462,32 +521,39 @@ makedepend)
   "$@" || exit $?
   # Remove any Libtool call
   if test "$libtool" = yes; then
-    while test $1 != '--mode=compile'; do
+    while test "X$1" != 'X--mode=compile'; do
       shift
     done
     shift
   fi
   # X makedepend
   shift
-  cleared=no
-  for arg in "$@"; do
+  cleared=no eat=no
+  for arg
+  do
     case $cleared in
     no)
       set ""; shift
       cleared=yes ;;
     esac
+    if test $eat = yes; then
+      eat=no
+      continue
+    fi
     case "$arg" in
     -D*|-I*)
       set fnord "$@" "$arg"; shift ;;
     # Strip any option that makedepend may not understand.  Remove
     # the object too, otherwise makedepend will parse it as a source file.
+    -arch)
+      eat=yes ;;
     -*|$object)
       ;;
     *)
       set fnord "$@" "$arg"; shift ;;
     esac
   done
-  obj_suffix="`echo $object | sed 's/^.*\././'`"
+  obj_suffix=`echo "$object" | sed 's/^.*\././'`
   touch "$tmpdepfile"
   ${MAKEDEPEND-makedepend} -o"$obj_suffix" -f"$tmpdepfile" "$@"
   rm -f "$depfile"
@@ -507,7 +573,7 @@ cpp)
 
   # Remove the call to Libtool.
   if test "$libtool" = yes; then
-    while test $1 != '--mode=compile'; do
+    while test "X$1" != 'X--mode=compile'; do
       shift
     done
     shift
@@ -550,7 +616,7 @@ msvisualcpp)
 
   # Remove the call to Libtool.
   if test "$libtool" = yes; then
-    while test $1 != '--mode=compile'; do
+    while test "X$1" != 'X--mode=compile'; do
       shift
     done
     shift
@@ -613,5 +679,6 @@ exit 0
 # eval: (add-hook 'write-file-hooks 'time-stamp)
 # time-stamp-start: "scriptversion="
 # time-stamp-format: "%:y-%02m-%02d.%02H"
-# time-stamp-end: "$"
+# time-stamp-time-zone: "UTC"
+# time-stamp-end: "; # UTC"
 # End: