From 33b254500d0cb179b4446537482905748ff32cf9 Mon Sep 17 00:00:00 2001
From: Steven Knight <knight@baldmt.com>
Date: Wed, 11 Feb 2009 17:48:32 +0000
Subject: Remove unnecessary nested $( $) around $_LIBDIRFLAGS from $LINKCOM
 definitions that still have them.  This will cause relinks upon upgrade when
 using the Microsoft, OS/2 or Phar Lap linkers.

---
 src/CHANGES.txt                  |  4 ++++
 src/RELEASE.txt                  | 23 +++++++++++++++++------
 src/engine/SCons/Tool/ilink.py   |  2 +-
 src/engine/SCons/Tool/linkloc.py |  4 ++--
 src/engine/SCons/Tool/mslink.py  |  6 +++---
 5 files changed, 27 insertions(+), 12 deletions(-)

diff --git a/src/CHANGES.txt b/src/CHANGES.txt
index 19e7cc4..74765d5 100644
--- a/src/CHANGES.txt
+++ b/src/CHANGES.txt
@@ -27,6 +27,10 @@ RELEASE X.X.X - XXX
 
     - Pass $CCFLAGS to Visual C/C++ precompiled header compilation.
 
+    - Remove unnecessary nested $( $) around $_LIBDIRFLAGS on link lines
+      for the Microsoft linker, the OS/2 ilink linker and the Phar Lap
+      linkloc linker.
+
   From Robert P. J. Day:
 
     - User's Guide updates.
diff --git a/src/RELEASE.txt b/src/RELEASE.txt
index 31aaec4..3973eb6 100644
--- a/src/RELEASE.txt
+++ b/src/RELEASE.txt
@@ -61,13 +61,24 @@ RELEASE 1.2.0.d20090113 - Tue, 13 Jan 2009 02:50:30 -0800
     --  VISUAL C/C++ PRECOMPILED HEADERS WILL BE REBUILT
 
         Precompiled header files built with Visual C/C++ will be
-        rebuilt after upgrading from 1.2.0.
+        rebuilt after upgrading from 1.2.0 to a later release.
 
-        This rebuild is normal will occur because the command line
-        defined by the $PCHCOM construction variable has had the
-        $CCFLAGS variable added, and has been rearranged to put the
-        "/Fo" output flag towards the beginning of the line, consistent
-        with the related command lines for $CCCOM, $CXXCOM, etc.
+        This rebuild is normal and will occur because the command line
+        defined by the $PCHCOM construction variable has had the $CCFLAGS
+        variable added, and has been rearranged to put the "/Fo" output
+        flag towards the beginning of the line, consistent with the
+        related command lines for $CCCOM, $CXXCOM, etc.
+
+    --  CHANGES TO SOME LINKER COMMAND LINES WILL CAUSE RELINKING
+
+        Changes to the command line definitions for the Microsoft link.exe
+        linker, the OS/2 ilink linker and the Phar Lap linkloc linker
+        will cause targets built with those tools be to be rebuilt after
+        upgrading from 1.2.0 to a later release.
+
+        This relink is normal and will occur because the command lines for
+        these tools have been redefined to remove unnecessary nested $(
+        and $) character strings.
 
   Please note the following important changes since release 1.1.0:
 
diff --git a/src/engine/SCons/Tool/ilink.py b/src/engine/SCons/Tool/ilink.py
index 17c43a1..aa6bcaa 100644
--- a/src/engine/SCons/Tool/ilink.py
+++ b/src/engine/SCons/Tool/ilink.py
@@ -43,7 +43,7 @@ def generate(env):
     
     env['LINK']        = 'ilink'
     env['LINKFLAGS']   = SCons.Util.CLVar('')
-    env['LINKCOM']     = '$LINK $LINKFLAGS /O:$TARGET $SOURCES $( $_LIBDIRFLAGS $) $_LIBFLAGS'
+    env['LINKCOM']     = '$LINK $LINKFLAGS /O:$TARGET $SOURCES $_LIBDIRFLAGS $_LIBFLAGS'
     env['LIBDIRPREFIX']='/LIBPATH:'
     env['LIBDIRSUFFIX']=''
     env['LIBLINKPREFIX']=''
diff --git a/src/engine/SCons/Tool/linkloc.py b/src/engine/SCons/Tool/linkloc.py
index 6b9be12..43eb953 100644
--- a/src/engine/SCons/Tool/linkloc.py
+++ b/src/engine/SCons/Tool/linkloc.py
@@ -84,11 +84,11 @@ def generate(env):
     env['SUBST_CMD_FILE'] = LinklocGenerator
     env['SHLINK']      = '$LINK'
     env['SHLINKFLAGS'] = SCons.Util.CLVar('$LINKFLAGS')
-    env['SHLINKCOM']   = '${SUBST_CMD_FILE("$SHLINK $SHLINKFLAGS $( $_LIBDIRFLAGS $) $_LIBFLAGS -dll $TARGET $SOURCES")}'
+    env['SHLINKCOM']   = '${SUBST_CMD_FILE("$SHLINK $SHLINKFLAGS $_LIBDIRFLAGS $_LIBFLAGS -dll $TARGET $SOURCES")}'
     env['SHLIBEMITTER']= None
     env['LINK']        = "linkloc"
     env['LINKFLAGS']   = SCons.Util.CLVar('')
-    env['LINKCOM']     = '${SUBST_CMD_FILE("$LINK $LINKFLAGS $( $_LIBDIRFLAGS $) $_LIBFLAGS -exe $TARGET $SOURCES")}'
+    env['LINKCOM']     = '${SUBST_CMD_FILE("$LINK $LINKFLAGS $_LIBDIRFLAGS $_LIBFLAGS -exe $TARGET $SOURCES")}'
     env['LIBDIRPREFIX']='-libpath '
     env['LIBDIRSUFFIX']=''
     env['LIBLINKPREFIX']='-lib '
diff --git a/src/engine/SCons/Tool/mslink.py b/src/engine/SCons/Tool/mslink.py
index 2b9c5f8..2a2ec05 100644
--- a/src/engine/SCons/Tool/mslink.py
+++ b/src/engine/SCons/Tool/mslink.py
@@ -188,9 +188,9 @@ def RegServerFunc(target, source, env):
 
 regServerAction = SCons.Action.Action("$REGSVRCOM", "$REGSVRCOMSTR")
 regServerCheck = SCons.Action.Action(RegServerFunc, None)
-shlibLinkAction = SCons.Action.Action('${TEMPFILE("$SHLINK $SHLINKFLAGS $_SHLINK_TARGETS $( $_LIBDIRFLAGS $) $_LIBFLAGS $_PDB $_SHLINK_SOURCES")}')
+shlibLinkAction = SCons.Action.Action('${TEMPFILE("$SHLINK $SHLINKFLAGS $_SHLINK_TARGETS $_LIBDIRFLAGS $_LIBFLAGS $_PDB $_SHLINK_SOURCES")}')
 compositeShLinkAction = shlibLinkAction + regServerCheck
-ldmodLinkAction = SCons.Action.Action('${TEMPFILE("$LDMODULE $LDMODULEFLAGS $_LDMODULE_TARGETS $( $_LIBDIRFLAGS $) $_LIBFLAGS $_PDB $_LDMODULE_SOURCES")}')
+ldmodLinkAction = SCons.Action.Action('${TEMPFILE("$LDMODULE $LDMODULEFLAGS $_LDMODULE_TARGETS $_LIBDIRFLAGS $_LIBFLAGS $_PDB $_LDMODULE_SOURCES")}')
 compositeLdmodAction = ldmodLinkAction + regServerCheck
 
 def generate(env):
@@ -207,7 +207,7 @@ def generate(env):
     env['LINK']        = 'link'
     env['LINKFLAGS']   = SCons.Util.CLVar('/nologo')
     env['_PDB'] = pdbGenerator
-    env['LINKCOM'] = '${TEMPFILE("$LINK $LINKFLAGS /OUT:$TARGET.windows $( $_LIBDIRFLAGS $) $_LIBFLAGS $_PDB $SOURCES.windows")}'
+    env['LINKCOM'] = '${TEMPFILE("$LINK $LINKFLAGS /OUT:$TARGET.windows $_LIBDIRFLAGS $_LIBFLAGS $_PDB $SOURCES.windows")}'
     env.Append(PROGEMITTER = [prog_emitter])
     env['LIBDIRPREFIX']='/LIBPATH:'
     env['LIBDIRSUFFIX']=''
-- 
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