Add tools/mkdeps.bat and tools/mkdeps.c

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5342 42af7a65-404d-4744-a932-0658087f49c3

ChangeLog

@@ -3608,3 +3608,8 @@
 	* configs/stm32f4discovery/winbuild:  This is a version of the standard
 	  NuttX OS test, but configured to build natively on Windows.  Its only
 	  real purpose is to very the native Windows build logic.
+	* tools/mkdeps.bat and tools/mkdeps.c:  mkdeps.bat is a failed attempt
+	  to leverage mkdeps.sh to CMD.exe.  It fails because the are certain
+	  critical CFLAG values that cannot be passed on the CMD.exe command line
+	  (line '=').  mkdeps.c is a work in progress that will, hopefully,
+	  replace both mkdeps.sh and mkdeps.bat.

Documentation/NuttX.html

@@ -2971,8 +2971,6 @@ avr, m68k, m68hc11, m68hc12, m9s12, blackfin, m32c, h8, and SuperH ports.</block
       <p><small>
         NOTE: dependencies are suppress by setting the make variable <code>MKDEPS</code> to point
         to the do-nothing dependency script, <code>tools/mknulldeps.sh</code>.
-        Dependencies can be enabled for the Windows native GCC compilers by setting
-        <code>MKDEPS</code> to point to <code>$(TOPDIR)/tools/mkdeps.sh --winpaths $(TOPDIR)</code>.
       </small></p>
     </ul>
     <p>

README.txt

@@ -578,18 +578,16 @@ Window Native Toolchain Issues
      is not a long as you might think because there is no dependency checking
      if you are using a native Windows toolchain.  That bring us to #3:
 
-  3. Dependencies are not made when using Windows versions of the GCC.  This is
+  3. Dependencies are not made when using Windows versions of the GCC on a POSIX
-     because the dependencies are generated using Windows pathes which do not
+     platform (i.e., Cygwin).  This is because the dependencies are generated
-     work with the Cygwin make.
+     using Windows paths which do not work with the Cygwin make.
 
-     Support has been added for making dependencies with the windows-native toolchains.
+       MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
-     That support can be enabled by modifying your Make.defs file as follows:
 
-    -  MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
+     If you are building natively on Windows, then no such conflict exists
-    +  MKDEP                = $(TOPDIR)/tools/mkdeps.sh --winpaths "$(TOPDIR)"
+     and the best selection is:
 
-     If you have problems with the dependency build (for example, if you are not
+       MKDEP                = $(TOPDIR)/tools/mkdeps.exe 
-     building on C:), then you may need to modify tools/mkdeps.sh
 
 General Pre-built Toolchain Issues
 

configs/amber/README.txt

@@ -252,15 +252,7 @@ Windows Native Toolchains
      is because the dependencies are generated using Windows pathes which do
      not work with the Cygwin make.
 
-     Support has been added for making dependencies with the windows-native
+       MKDEP = $(TOPDIR)/tools/mknulldeps.sh
-     toolchains.  That support can be enabled by modifying your Make.defs
-     file as follows:
-
-    -  MKDEP = $(TOPDIR)/tools/mknulldeps.sh
-    +  MKDEP = $(TOPDIR)/tools/mkdeps.sh --winpaths "$(TOPDIR)"
-
-     If you have problems with the dependency build (for example, if you are
-     not building on C:), then you may need to modify tools/mkdeps.sh
 
   An additional issue with the WinAVR toolchain, in particular, is that it
   contains an incompatible version of the Cygwin DLL in its bin/ directory.

configs/ea3131/README.txt

@@ -80,11 +80,7 @@ GNU Toolchain Options
      Support has been added for making dependencies with the windows-native toolchains.
      That support can be enabled by modifying your Make.defs file as follows:
 
-    -  MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
+       MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
-    +  MKDEP                = $(TOPDIR)/tools/mkdeps.sh --winpaths "$(TOPDIR)"
-
-     If you have problems with the dependency build (for example, if you are not
-     building on C:), then you may need to modify tools/mkdeps.sh
 
   NOTE 1: The CodeSourcery toolchain (2009q1) does not work with default optimization
   level of -Os (See Make.defs).  It will work with -O0, -O1, or -O2, but not with

configs/ea3152/README.txt

@@ -76,14 +76,7 @@ GNU Toolchain Options
      because the dependencies are generated using Windows pathes which do not
      work with the Cygwin make.
 
-     Support has been added for making dependencies with the windows-native toolchains.
+       MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
-     That support can be enabled by modifying your Make.defs file as follows:
-
-    -  MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
-    +  MKDEP                = $(TOPDIR)/tools/mkdeps.sh --winpaths "$(TOPDIR)"
-
-     If you have problems with the dependency build (for example, if you are not
-     building on C:), then you may need to modify tools/mkdeps.sh
 
   NOTE 1: The CodeSourcery toolchain (2009q1) does not work with default optimization
   level of -Os (See Make.defs).  It will work with -O0, -O1, or -O2, but not with

configs/eagle100/README.txt

@@ -69,11 +69,7 @@ GNU Toolchain Options
      Support has been added for making dependencies with the CodeSourcery toolchain.
      That support can be enabled by modifying your Make.defs file as follows:
 
-    -  MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
+       MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
-    +  MKDEP                = $(TOPDIR)/tools/mkdeps.sh --winpaths "$(TOPDIR)"
-
-     If you have problems with the dependency build (for example, if you are not
-     building on C:), then you may need to modify tools/mkdeps.sh
 
   NOTE 1: The CodeSourcery toolchain (2009q1) does not work with default optimization
   level of -Os (See Make.defs).  It will work with -O0, -O1, or -O2, but not with

configs/ekk-lm3s9b96/README.txt

@@ -139,11 +139,7 @@ GNU Toolchain Options
      Support has been added for making dependencies with the windows-native toolchains.
      That support can be enabled by modifying your Make.defs file as follows:
 
-    -  MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
+       MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
-    +  MKDEP                = $(TOPDIR)/tools/mkdeps.sh --winpaths "$(TOPDIR)"
-
-     If you have problems with the dependency build (for example, if you are not
-     building on C:), then you may need to modify tools/mkdeps.sh
 
   NOTE 1: The CodeSourcery toolchain (2009q1) does not work with default optimization
   level of -Os (See Make.defs).  It will work with -O0, -O1, or -O2, but not with

configs/fire-stm32v2/README.txt

@@ -229,11 +229,7 @@ GNU Toolchain Options
      Support has been added for making dependencies with the windows-native toolchains.
      That support can be enabled by modifying your Make.defs file as follows:
 
-    -  MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
+       MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
-    +  MKDEP                = $(TOPDIR)/tools/mkdeps.sh --winpaths "$(TOPDIR)"
-
-     If you have problems with the dependency build (for example, if you are not
-     building on C:), then you may need to modify tools/mkdeps.sh
 
   The CodeSourcery Toolchain (2009q1)
   -----------------------------------

configs/hymini-stm32v/README.txt

@@ -83,11 +83,7 @@ GNU Toolchain Options
      Support has been added for making dependencies with the windows-native toolchains.
      That support can be enabled by modifying your Make.defs file as follows:
 
-    -  MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
+       MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
-    +  MKDEP                = $(TOPDIR)/tools/mkdeps.sh --winpaths "$(TOPDIR)"
-
-     If you have problems with the dependency build (for example, if you are not
-     building on C:), then you may need to modify tools/mkdeps.sh
 
   NOTE 1: The CodeSourcery toolchain (2009q1) does not work with default optimization
   level of -Os (See Make.defs).  It will work with -O0, -O1, or -O2, but not with

configs/kwikstik-k40/README.txt

@@ -207,11 +207,7 @@ GNU Toolchain Options
      Support has been added for making dependencies with the windows-native toolchains.
      That support can be enabled by modifying your Make.defs file as follows:
 
-    -  MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
+       MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
-    +  MKDEP                = $(TOPDIR)/tools/mkdeps.sh --winpaths "$(TOPDIR)"
-
-     If you have problems with the dependency build (for example, if you are not
-     building on C:), then you may need to modify tools/mkdeps.sh
 
   NOTE 1: The CodeSourcery toolchain (2009q1) does not work with default optimization
   level of -Os (See Make.defs).  It will work with -O0, -O1, or -O2, but not with

configs/lincoln60/README.txt

@@ -107,11 +107,7 @@ GNU Toolchain Options
      Support has been added for making dependencies with the windows-native toolchains.
      That support can be enabled by modifying your Make.defs file as follows:
 
-    -  MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
+       MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
-    +  MKDEP                = $(TOPDIR)/tools/mkdeps.sh --winpaths "$(TOPDIR)"
-
-     If you have problems with the dependency build (for example, if you are not
-     building on C:), then you may need to modify tools/mkdeps.sh
 
   NOTE 1: The CodeSourcery toolchain (2009q1) does not work with default optimization
   level of -Os (See Make.defs).  It will work with -O0, -O1, or -O2, but not with

configs/lm3s6432-s2e/README.txt

@@ -134,11 +134,7 @@ GNU Toolchain Options
      Support has been added for making dependencies with the windows-native toolchains.
      That support can be enabled by modifying your Make.defs file as follows:
 
-    -  MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
+       MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
-    +  MKDEP                = $(TOPDIR)/tools/mkdeps.sh --winpaths "$(TOPDIR)"
-
-     If you have problems with the dependency build (for example, if you are not
-     building on C:), then you may need to modify tools/mkdeps.sh
 
   NOTE 1: The CodeSourcery toolchain (2009q1) does not work with default optimization
   level of -Os (See Make.defs).  It will work with -O0, -O1, or -O2, but not with

configs/lm3s6965-ek/README.txt

@@ -163,11 +163,7 @@ GNU Toolchain Options
      Support has been added for making dependencies with the windows-native toolchains.
      That support can be enabled by modifying your Make.defs file as follows:
 
-    -  MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
+       MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
-    +  MKDEP                = $(TOPDIR)/tools/mkdeps.sh --winpaths "$(TOPDIR)"
-
-     If you have problems with the dependency build (for example, if you are not
-     building on C:), then you may need to modify tools/mkdeps.sh
 
   NOTE 1: The CodeSourcery toolchain (2009q1) does not work with default optimization
   level of -Os (See Make.defs).  It will work with -O0, -O1, or -O2, but not with

configs/lm3s8962-ek/README.txt

@@ -163,11 +163,7 @@ GNU Toolchain Options
      Support has been added for making dependencies with the windows-native toolchains.
      That support can be enabled by modifying your Make.defs file as follows:
 
-    -  MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
+       MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
-    +  MKDEP                = $(TOPDIR)/tools/mkdeps.sh --winpaths "$(TOPDIR)"
-
-     If you have problems with the dependency build (for example, if you are not
-     building on C:), then you may need to modify tools/mkdeps.sh
 
   NOTE 1: The CodeSourcery toolchain (2009q1) does not work with default optimization
   level of -Os (See Make.defs).  It will work with -O0, -O1, or -O2, but not with

configs/lpc4330-xplorer/README.txt

@@ -188,11 +188,7 @@ GNU Toolchain Options
      Support has been added for making dependencies with the windows-native toolchains.
      That support can be enabled by modifying your Make.defs file as follows:
 
-    -  MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
+       MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
-    +  MKDEP                = $(TOPDIR)/tools/mkdeps.sh --winpaths "$(TOPDIR)"
-
-     If you have problems with the dependency build (for example, if you are not
-     building on C:), then you may need to modify tools/mkdeps.sh
 
   The CodeSourcery Toolchain (2009q1)
   -----------------------------------

configs/lpcxpresso-lpc1768/README.txt

@@ -291,11 +291,7 @@ GNU Toolchain Options
      Support has been added for making dependencies with the windows-native toolchains.
      That support can be enabled by modifying your Make.defs file as follows:
 
-    -  MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
+       MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
-    +  MKDEP                = $(TOPDIR)/tools/mkdeps.sh --winpaths "$(TOPDIR)"
-
-     If you have problems with the dependency build (for example, if you are not
-     building on C:), then you may need to modify tools/mkdeps.sh
 
   NOTE 1: The CodeSourcery toolchain (2009q1) does not work with default optimization
   level of -Os (See Make.defs).  It will work with -O0, -O1, or -O2, but not with

configs/mbed/README.txt

@@ -77,11 +77,7 @@ GNU Toolchain Options
      Support has been added for making dependencies with the windows-native toolchains.
      That support can be enabled by modifying your Make.defs file as follows:
 
-    -  MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
+       MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
-    +  MKDEP                = $(TOPDIR)/tools/mkdeps.sh --winpaths "$(TOPDIR)"
-
-     If you have problems with the dependency build (for example, if you are not
-     building on C:), then you may need to modify tools/mkdeps.sh
 
   NOTE 1: The CodeSourcery toolchain (2009q1) does not work with default optimization
   level of -Os (See Make.defs).  It will work with -O0, -O1, or -O2, but not with

configs/mcu123-lpc214x/README.txt

@@ -75,11 +75,7 @@ GNU Toolchain Options
      Support has been added for making dependencies with the CodeSourcery toolchain.
      That support can be enabled by modifying your Make.defs file as follows:
 
-    -  MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
+       MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
-    +  MKDEP                = $(TOPDIR)/tools/mkdeps.sh --winpaths "$(TOPDIR)"
-
-     If you have problems with the dependency build (for example, if you are not
-     building on C:), then you may need to modify tools/mkdeps.sh
 
   NOTE 1: The CodeSourcery toolchain (2009q1) may not work with default optimization
   level of -Os (See Make.defs).  It will work with -O0, -O1, or -O2, but not with

configs/micropendous3/README.txt

@@ -269,11 +269,7 @@ Windows Native Toolchains
      toolchains.  That support can be enabled by modifying your Make.defs
      file as follows:
 
-    -  MKDEP = $(TOPDIR)/tools/mknulldeps.sh
+       MKDEP = $(TOPDIR)/tools/mknulldeps.sh
-    +  MKDEP = $(TOPDIR)/tools/mkdeps.sh --winpaths "$(TOPDIR)"
-
-     If you have problems with the dependency build (for example, if you are
-     not building on C:), then you may need to modify tools/mkdeps.sh
 
   An additional issue with the WinAVR toolchain, in particular, is that it
   contains an incompatible version of the Cygwin DLL in its bin/ directory.

configs/mirtoo/README.txt

@@ -451,11 +451,7 @@ Toolchains
      Support has been added for making dependencies with the windows-native toolchains.
      That support can be enabled by modifying your Make.defs file as follows:
 
-    -  MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
+       MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
-    +  MKDEP                = $(TOPDIR)/tools/mkdeps.sh --winpaths "$(TOPDIR)"
-
-     If you have problems with the dependency build (for example, if you are not
-     building on C:), then you may need to modify tools/mkdeps.sh
 
 Loading NuttX with ICD3
 ========================

configs/ntosd-dm320/README.txt

@@ -99,11 +99,7 @@ GNU Toolchain Options
      Support has been added for making dependencies with the windows-native toolchains.
      That support can be enabled by modifying your Make.defs file as follows:
 
-    -  MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
+       MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
-    +  MKDEP                = $(TOPDIR)/tools/mkdeps.sh --winpaths "$(TOPDIR)"
-
-     If you have problems with the dependency build (for example, if you are not
-     building on C:), then you may need to modify tools/mkdeps.sh
 
   NOTE 1: The CodeSourcery toolchain (2009q1) does not work with default optimization
   level of -Os (See Make.defs).  It will work with -O0, -O1, or -O2, but not with

configs/nucleus2g/README.txt

@@ -137,11 +137,7 @@ GNU Toolchain Options
      Support has been added for making dependencies with the windows-native toolchains.
      That support can be enabled by modifying your Make.defs file as follows:
 
-    -  MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
+       MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
-    +  MKDEP                = $(TOPDIR)/tools/mkdeps.sh --winpaths "$(TOPDIR)"
-
-     If you have problems with the dependency build (for example, if you are not
-     building on C:), then you may need to modify tools/mkdeps.sh
 
   NOTE 1: The CodeSourcery toolchain (2009q1) does not work with default optimization
   level of -Os (See Make.defs).  It will work with -O0, -O1, or -O2, but not with

configs/olimex-lpc1766stk/README.txt

@@ -225,11 +225,7 @@ GNU Toolchain Options
      Support has been added for making dependencies with the windows-native toolchains.
      That support can be enabled by modifying your Make.defs file as follows:
 
-    -  MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
+       MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
-    +  MKDEP                = $(TOPDIR)/tools/mkdeps.sh --winpaths "$(TOPDIR)"
-
-     If you have problems with the dependency build (for example, if you are not
-     building on C:), then you may need to modify tools/mkdeps.sh
 
   NOTE 1: The CodeSourcery toolchain (2009q1) does not work with default optimization
   level of -Os (See Make.defs).  It will work with -O0, -O1, or -O2, but not with

configs/olimex-strp711/README.txt

@@ -160,11 +160,7 @@ GNU Toolchain Options
      Support has been added for making dependencies with the CodeSourcery toolchain.
      That support can be enabled by modifying your Make.defs file as follows:
 
-    -  MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
+       MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
-    +  MKDEP                = $(TOPDIR)/tools/mkdeps.sh --winpaths "$(TOPDIR)"
-
-     If you have problems with the dependency build (for example, if you are not
-     building on C:), then you may need to modify tools/mkdeps.sh
 
   NOTE 1: The CodeSourcery toolchain (2009q1) may not work with default optimization
   level of -Os (See Make.defs).  It will work with -O0, -O1, or -O2, but not with

configs/pcblogic-pic32mx/README.txt

@@ -279,11 +279,7 @@ Toolchains
      Support has been added for making dependencies with the windows-native toolchains.
      That support can be enabled by modifying your Make.defs file as follows:
 
-    -  MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
+       MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
-    +  MKDEP                = $(TOPDIR)/tools/mkdeps.sh --winpaths "$(TOPDIR)"
-
-     If you have problems with the dependency build (for example, if you are not
-     building on C:), then you may need to modify tools/mkdeps.sh
 
 Loading NuttX with PICkit2
 ==========================

configs/pic32-starterkit/README.txt

@@ -496,11 +496,7 @@ Toolchains
      Support has been added for making dependencies with the windows-native toolchains.
      That support can be enabled by modifying your Make.defs file as follows:
 
-    -  MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
+       MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
-    +  MKDEP                = $(TOPDIR)/tools/mkdeps.sh --winpaths "$(TOPDIR)"
-
-     If you have problems with the dependency build (for example, if you are not
-     building on C:), then you may need to modify tools/mkdeps.sh
 
 Powering the Board
 ==================

configs/pic32mx7mmb/README.txt

@@ -264,11 +264,7 @@ Toolchains
      Support has been added for making dependencies with the windows-native toolchains.
      That support can be enabled by modifying your Make.defs file as follows:
 
-    -  MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
+       MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
-    +  MKDEP                = $(TOPDIR)/tools/mkdeps.sh --winpaths "$(TOPDIR)"
-
-     If you have problems with the dependency build (for example, if you are not
-     building on C:), then you may need to modify tools/mkdeps.sh
 
 Powering the Board
 ==================

configs/sam3u-ek/README.txt

@@ -78,11 +78,7 @@ GNU Toolchain Options
      Support has been added for making dependencies with the windows-native toolchains.
      That support can be enabled by modifying your Make.defs file as follows:
 
-    -  MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
+       MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
-    +  MKDEP                = $(TOPDIR)/tools/mkdeps.sh --winpaths "$(TOPDIR)"
-
-     If you have problems with the dependency build (for example, if you are not
-     building on C:), then you may need to modify tools/mkdeps.sh
 
   NOTE 1: The CodeSourcery toolchain (2009q1) does not work with default optimization
   level of -Os (See Make.defs).  It will work with -O0, -O1, or -O2, but not with

configs/shenzhou/README.txt

@@ -252,11 +252,7 @@ GNU Toolchain Options
      Support has been added for making dependencies with the windows-native toolchains.
      That support can be enabled by modifying your Make.defs file as follows:
 
-    -  MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
+       MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
-    +  MKDEP                = $(TOPDIR)/tools/mkdeps.sh --winpaths "$(TOPDIR)"
-
-     If you have problems with the dependency build (for example, if you are not
-     building on C:), then you may need to modify tools/mkdeps.sh
 
   The CodeSourcery Toolchain (2009q1)
   -----------------------------------

configs/stm3210e-eval/README.txt

@@ -86,11 +86,7 @@ GNU Toolchain Options
      Support has been added for making dependencies with the windows-native toolchains.
      That support can be enabled by modifying your Make.defs file as follows:
 
-    -  MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
+       MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
-    +  MKDEP                = $(TOPDIR)/tools/mkdeps.sh --winpaths "$(TOPDIR)"
-
-     If you have problems with the dependency build (for example, if you are not
-     building on C:), then you may need to modify tools/mkdeps.sh
 
   NOTE 1: The CodeSourcery toolchain (2009q1) does not work with default optimization
   level of -Os (See Make.defs).  It will work with -O0, -O1, or -O2, but not with

configs/stm3220g-eval/README.txt

@@ -92,11 +92,7 @@ GNU Toolchain Options
      Support has been added for making dependencies with the windows-native toolchains.
      That support can be enabled by modifying your Make.defs file as follows:
 
-    -  MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
+       MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
-    +  MKDEP                = $(TOPDIR)/tools/mkdeps.sh --winpaths "$(TOPDIR)"
-
-     If you have problems with the dependency build (for example, if you are not
-     building on C:), then you may need to modify tools/mkdeps.sh
 
   The CodeSourcery Toolchain (2009q1)
   -----------------------------------

configs/stm3240g-eval/README.txt

@@ -94,11 +94,7 @@ GNU Toolchain Options
      Support has been added for making dependencies with the windows-native toolchains.
      That support can be enabled by modifying your Make.defs file as follows:
 
-    -  MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
+       MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
-    +  MKDEP                = $(TOPDIR)/tools/mkdeps.sh --winpaths "$(TOPDIR)"
-
-     If you have problems with the dependency build (for example, if you are not
-     building on C:), then you may need to modify tools/mkdeps.sh
 
   The CodeSourcery Toolchain (2009q1)
   -----------------------------------

configs/stm32f100rc_generic/README.txt

@@ -88,11 +88,7 @@ GNU Toolchain Options
      Support has been added for making dependencies with the windows-native toolchains.
      That support can be enabled by modifying your Make.defs file as follows:
 
-    -  MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
+       MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
-    +  MKDEP                = $(TOPDIR)/tools/mkdeps.sh --winpaths "$(TOPDIR)"
-
-     If you have problems with the dependency build (for example, if you are not
-     building on C:), then you may need to modify tools/mkdeps.sh
 
   The CodeSourcery Toolchain (2009q1)
   -----------------------------------

configs/stm32f4discovery/README.txt

@@ -92,11 +92,7 @@ GNU Toolchain Options
      Support has been added for making dependencies with the windows-native toolchains.
      That support can be enabled by modifying your Make.defs file as follows:
 
-    -  MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
+       MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
-    +  MKDEP                = $(TOPDIR)/tools/mkdeps.sh --winpaths "$(TOPDIR)"
-
-     If you have problems with the dependency build (for example, if you are not
-     building on C:), then you may need to modify tools/mkdeps.sh
 
   The CodeSourcery Toolchain (2009q1)
   -----------------------------------

configs/stm32f4discovery/winbuild/Make.defs

@@ -81,7 +81,7 @@ LDSCRIPT = ld.script
 
 # Windows-native toolchains
 
-MKDEP = $(TOPDIR)/tools/mknulldeps.sh
+MKDEP = $(TOPDIR)/tools/mkdeps.bat
 ARCHINCLUDES = -I. -isystem $(TOPDIR)/include
 ARCHXXINCLUDES = -I. -isystem $(TOPDIR)/include -isystem $(TOPDIR)/include/cxx
 ARCHSCRIPT = -T$(TOPDIR)/configs/$(CONFIG_ARCH_BOARD)/scripts/$(LDSCRIPT)

configs/stm32f4discovery/winbuild/setenv.bat

@@ -1,3 +1,5 @@
+@echo off
+
 rem configs/stm32f4discovery/winbuild/setenv.sh
 rem
 rem   Copyright (C) 2012 Gregory Nutt. All rights reserved.

configs/sure-pic32mx/README.txt

@@ -345,11 +345,7 @@ Toolchains
      Support has been added for making dependencies with the windows-native toolchains.
      That support can be enabled by modifying your Make.defs file as follows:
 
-    -  MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
+       MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
-    +  MKDEP                = $(TOPDIR)/tools/mkdeps.sh --winpaths "$(TOPDIR)"
-
-     If you have problems with the dependency build (for example, if you are not
-     building on C:), then you may need to modify tools/mkdeps.sh
 
 Loading NuttX with PICkit2
 ==========================

configs/teensy/README.txt

@@ -272,11 +272,7 @@ Windows Native Toolchains
      toolchains.  That support can be enabled by modifying your Make.defs
      file as follows:
 
-    -  MKDEP = $(TOPDIR)/tools/mknulldeps.sh
+       MKDEP = $(TOPDIR)/tools/mknulldeps.sh
-    +  MKDEP = $(TOPDIR)/tools/mkdeps.sh --winpaths "$(TOPDIR)"
-
-     If you have problems with the dependency build (for example, if you are
-     not building on C:), then you may need to modify tools/mkdeps.sh
 
   An additional issue with the WinAVR toolchain, in particular, is that it
   contains an incompatible version of the Cygwin DLL in its bin/ directory.

configs/twr-k60n512/README.txt

@@ -344,11 +344,7 @@ GNU Toolchain Options
      Support has been added for making dependencies with the windows-native toolchains.
      That support can be enabled by modifying your Make.defs file as follows:
 
-    -  MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
+       MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
-    +  MKDEP                = $(TOPDIR)/tools/mkdeps.sh --winpaths "$(TOPDIR)"
-
-     If you have problems with the dependency build (for example, if you are not
-     building on C:), then you may need to modify tools/mkdeps.sh
 
   NOTE 1: The CodeSourcery toolchain (2009q1) does not work with default optimization
   level of -Os (See Make.defs).  It will work with -O0, -O1, or -O2, but not with

configs/ubw32/README.txt

@@ -290,11 +290,7 @@ Toolchains
      Support has been added for making dependencies with the windows-native toolchains.
      That support can be enabled by modifying your Make.defs file as follows:
 
-    -  MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
+       MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
-    +  MKDEP                = $(TOPDIR)/tools/mkdeps.sh --winpaths "$(TOPDIR)"
-
-     If you have problems with the dependency build (for example, if you are not
-     building on C:), then you may need to modify tools/mkdeps.sh
 
 Loading NuttX with PICkit2
 ==========================

configs/vsn/README.txt

@@ -83,11 +83,7 @@ GNU Toolchain Options
      Support has been added for making dependencies with the windows-native toolchains.
      That support can be enabled by modifying your Make.defs file as follows:
 
-    -  MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
+       MKDEP                = $(TOPDIR)/tools/mknulldeps.sh
-    +  MKDEP                = $(TOPDIR)/tools/mkdeps.sh --winpaths "$(TOPDIR)"
-
-     If you have problems with the dependency build (for example, if you are not
-     building on C:), then you may need to modify tools/mkdeps.sh
 
   NOTE 1: The CodeSourcery toolchain (2009q1) does not work with default optimization
   level of -Os (See Make.defs).  It will work with -O0, -O1, or -O2, but not with

tools/Makefile.host

@@ -33,43 +33,86 @@
 #
 ############################################################################
 
-all: mkconfig mkversion mksyscall bdf-converter
+TOPDIR ?= ${shell pwd}/..
-default: mkconfig mksyscall
+-include $(TOPDIR)/Make.defs
+include ${TOPDIR}/tools/Config.mk
+
+all: mkconfig$(EXEEXT) mkversion$(EXEEXT) mksyscall$(EXEEXT) bdf-converter$(EXEEXT) mksymtab$(EXEEXT) mkdeps$(EXEEXT)
+default: mkconfig$(EXEEXT) mksyscall$(EXEEXT) mkdeps$(EXEEXT)
+
+ifdef EXEEXT
+.PHONY: clean mkconfig mkversion mksyscall bdf-converter mksymtab mkdeps
+else
 .PHONY: clean
+endif
 
-# Add CFLAGS=-g on the make command line build debug versions
+# Add HOSTCFLAGS=-g on the make command line build debug versions
 
-CFLAGS = -O2 -Wall -I.
+HOSTCFLAGS ?= -O2 -Wall -I.
+HOSTCC ?= gcc
 
 # mkconfig - Convert a .config file into a C config.h file
 
-mkconfig: mkconfig.c cfgparser.c
+mkconfig$(EXEEXT): mkconfig.c cfgparser.c
-	$(Q) gcc $(CFLAGS) -o mkconfig mkconfig.c cfgparser.c
+	$(Q) $(HOSTCC) $(HOSTCFLAGS) -o mkconfig$(EXEEXT) mkconfig.c cfgparser.c
+
+ifdef EXEEXT
+mkconfig: mkconfig$(EXEEXT)
+endif
 
 # cmpconfig - Compare the contents of two configuration files
 
 cmpconfig: cmpconfig.c
-	$(Q) gcc $(CFLAGS) -o cmpconfig cmpconfig.c
+	$(Q) $(HOSTCC) $(HOSTCFLAGS) -o cmpconfig cmpconfig.c
+
+ifdef EXEEXT
+cmpconfig: cmpconfig$(EXEEXT)
+endif
 
 # mkversion - Convert a .version file into a C version.h file
 
-mkversion: mkconfig.c cfgparser.c
+mkversion$(EXEEXT): mkconfig.c cfgparser.c
-	$(Q) gcc $(CFLAGS) -o mkversion mkversion.c cfgparser.c
+	$(Q) $(HOSTCC) $(HOSTCFLAGS) -o mkversion$(EXEEXT) mkversion.c cfgparser.c
+
+ifdef EXEEXT
+mkversion: mkversion$(EXEEXT)
+endif
 
 # mksyscall - Convert a CSV file into syscall stubs and proxies
 
-mksyscall: mksyscall.c csvparser.c
+mksyscall$(EXEEXT): mksyscall.c csvparser.c
-	$(Q) gcc $(CFLAGS) -o mksyscall mksyscall.c csvparser.c
+	$(Q) $(HOSTCC) $(HOSTCFLAGS) -o mksyscall$(EXEEXT) mksyscall.c csvparser.c
+
+ifdef EXEEXT
+mksyscall: mksyscall$(EXEEXT)
+endif
 
 # mksymtab - Convert a CSV file into a symbol table
 
-mksymtab: mksymtab.c csvparser.c
+mksymtab$(EXEEXT): mksymtab.c csvparser.c
-	$(Q) gcc $(CFLAGS) -o mksymtab mksymtab.c csvparser.c
+	$(Q) $(HOSTCC) $(HOSTCFLAGS) -o mksymtab$(EXEEXT) mksymtab.c csvparser.c
+
+ifdef EXEEXT
+mksymtab: mksymtab$(EXEEXT)
+endif
 
 # bdf-converter - Converts a BDF font to the NuttX font format
 
-bdf-converter: bdf-converter.c
+bdf-converter$(EXEEXT): bdf-converter.c
-	$(Q) gcc $(CFLAGS) -o bdf-converter bdf-converter.c
+	$(Q) $(HOSTCC) $(HOSTCFLAGS) -o bdf-converter$(EXEEXT) bdf-converter.c
+
+ifdef EXEEXT
+bdf-converter: bdf-converter$(EXEEXT)
+endif
+
+# Create dependencies for a list of files
+
+mkdeps$(EXEEXT): mkdeps.c csvparser.c
+	$(Q) $(HOSTCC) $(HOSTCFLAGS) -o mkdeps$(EXEEXT) mkdeps.c
+
+ifdef EXEEXT
+mkdeps: mkdeps$(EXEEXT)
+endif
 
 clean:
 	$(Q) rm -f *.o *.a *~ .*.swp

tools/README.txt

@@ -271,6 +271,8 @@ mkromfsimg.sh
   may be mounted under /etc in the NuttX pseudo file system.
 
 mkdeps.sh
+mkdeps.bat
+mkdeps.c
 mknulldeps.sh
 
   NuttX uses the GCC compilers capabilities to create Makefile dependencies.
@@ -278,7 +280,8 @@ mknulldeps.sh
   dependencies.  If a NuttX configuration uses the GCC toolchain, its Make.defs
   file (see configs/README.txt) will include a line like:
 
-    MKDEP = $(TOPDIR)/tools/mkdeps.sh
+    MKDEP = $(TOPDIR)/tools/mkdeps.sh, or
+    MKDEP = $(TOPDIR)/tools/mkdeps[.exe] (See NOTE below)
 
   If the NuttX configuration does not use a GCC compatible toolchain, then
   it cannot use the dependencies and instead it uses mknulldeps.sh:
@@ -287,6 +290,21 @@ mknulldeps.sh
 
   The mknulldeps.sh is a stub script that does essentially nothing.
 
+  NOTE:  The mkdep.* files are undergoing change.  mkdeps.sh is a bash
+  script that produces dependencies well for POSIX style hosts (e..g.,
+  Linux and Cygwin).  It does not work well for mixed environments with
+  a Windows toolchain running in a POSIX style environemnt (hence, the
+  mknulldeps.sh script).
+
+  mkdeps.bat is a simple port of the bash script to run in a Windows
+  command shell.  However, it does not work well either because some
+  of the common CFLAGS use characters like '=' which are transformed
+  by the CMD.exe shell.
+
+  mkdeps.c generates mkdeps (on Linux) or mkdeps.exe (on Windows).
+  This C version should solve all of the issues.  However, this verison
+  is still under-development.
+
 define.sh
 
   Different compilers have different conventions for specifying pre-

tools/mkdeps.bat

@@ -0,0 +1,173 @@
+@echo off
+
+rem tools/mkdeps.sh
+rem
+rem   Copyright (C) 2012 Gregory Nutt. All rights reserved.
+rem   Author: Gregory Nutt <gnutt@nuttx.org>
+rem
+rem Redistribution and use in source and binary forms, with or without
+rem modification, are permitted provided that the following conditions
+rem are met:
+rem
+rem 1. Redistributions of source code must retain the above copyright
+rem    notice, this list of conditions and the following disclaimer.
+rem 2. Redistributions in binary form must reproduce the above copyright
+rem    notice, this list of conditions and the following disclaimer in
+rem    the documentation and/or other materials provided with the
+rem    distribution.
+rem 3. Neither the name NuttX nor the names of its contributors may be
+rem    used to endorse or promote products derived from this software
+rem    without specific prior written permission.
+rem
+rem THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+rem "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+rem LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+rem FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+rem COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+rem INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+rem BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+rem OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+rem AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+rem LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+rem ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+rem POSSIBILITY OF SUCH DAMAGE.
+
+rem Accumulate CFLAGS up to "--"
+
+set cc=
+set cflags=
+set altpath=
+set files=
+set args=
+set debug=n
+
+:Loop
+if "%1"=="" goto Continue
+
+if "%1"=="--" (
+  set cc=%cflags%
+  set cflags=%args%
+  set args=
+  goto NextParm
+)
+
+if "%1"=="--dep-path" (
+  if "%args%"=="" (
+    set altpath=%altpath% %2
+  ) else (
+    set args=%args% %2
+  )
+  shift
+  goto NextParm
+)
+
+if "%1"=="--dep-debug" (
+rem  @echo on
+  set debug=y
+  goto NextParm
+)
+
+if "%1"=="--help" goto Usage
+
+if "%args%"=="" (
+  set args=%1
+) else (
+  set args=%args% %1
+)
+
+:NextParm
+shift
+goto Loop
+:Continue
+
+set files=%args%
+
+if "%debug%"=="y" (
+  echo cc=%cc%
+  echo cflags=%cflags%
+  echo files=%files%
+  echo altpath=%altpath%
+)
+
+rem Now check if we have everything
+
+if "%cc%"=="" (
+  echo ERROR: No compiler specified
+  goto Usage
+)
+
+if "%files%"=="" (
+  rem Don't report an error -- this happens normally in some configurations
+  echo # No files specified for dependency generataion
+  goto End
+)
+
+rem Then get the dependencies for each file
+
+if "%altpath%"=="" goto NoPaths
+for %%G in (%files%) do (
+  set fullpath=
+  set file=%%G
+  call :Checkpaths
+  if "%debug%"=="y" echo %file%: fullpath=%fullpath%
+  if "%fullpath%"=="" goto :NoFile
+  if "%debug%"=="y" echo CMD: %cc% -M %cflags% %fullpath%
+  %cc% -M %cflags% %fullpath% || goto DepFail
+)
+goto :End
+
+:NoPaths
+for %%G in (%files%) do (
+  set fullpath=
+  set file=%%G
+  call :CheckFile %%G
+)
+goto :End
+
+:CheckFile
+if "%debug%"=="y" echo Checkfile: Checking %file%
+if not exist %file% goto :NoFile
+set fullpath=%file%
+  if "%debug%"=="y" echo CMD: %cc% -M %cflags% %fullpath%
+%cc% -M %cflags% %fullpath% || goto DepFail
+goto :EOF
+
+:CheckPaths
+for %%H in (%altpath%) do (
+  set tmppath=%%H\%file%
+  if "%debug%"=="y" echo Checkfile: Checking %tmppath% 
+  if exist %tmppath% (
+    set fullpath=%tmppath%
+    goto :EOF
+  )
+)
+goto :EOF
+
+:NoFile
+echo ERROR: No readable file at %file%
+goto Usage
+
+:DepFail
+echo ERROR: Failed to created dependencies for %file%
+
+:Usage
+echo Usage: mkdeps  [OPTIONS] CC -- CFLAGS -- file [file [file...]]
+echo Where:
+echo   CC
+echo     A variable number of arguments that define how to execute the compiler
+echo   CFLAGS
+echo     The compiler compilation flags
+echo   file
+echo     One or more C files whose dependencies will be checked.  Each file is expected
+echo     to reside in the current directory unless --dep-path is provided on the command line
+echo And [OPTIONS] include:
+echo   --dep-debug
+echo     Enable script debug
+echo   --dep-path ^<path^>
+echo     Do not look in the current directory for the file.  Instead, look in <path> to see
+echo     if the file resides there.  --dep-path may be used multiple times to specify
+echo     multiple alternative location
+echo   --help
+echo     Shows this message and exits
+
+:End

tools/mkdeps.sh

@@ -2,7 +2,7 @@
 ############################################################################
 # tools/mkdeps.sh
 #
-#   Copyright (C) 2007-2009, 2011 Gregory Nutt. All rights reserved.
+#   Copyright (C) 2007-2009, 2011-2012 Gregory Nutt. All rights reserved.
 #   Author: Gregory Nutt <gnutt@nuttx.org>
 #
 # Redistribution and use in source and binary forms, with or without