ENH: Enabled bootstrapping with MinGW from an MSYS prompt.

Source/cmake.cxx

@@ -37,17 +37,23 @@
 # endif
 #endif
 
+#if defined(__MINGW32__) && !defined(CMAKE_BUILD_WITH_CMAKE)
+# define CMAKE_BOOT_MINGW
+#endif
+
 // include the generator
 #if defined(_WIN32) && !defined(__CYGWIN__)
-#  include "cmGlobalVisualStudio6Generator.h"
 #  if !defined(__MINGW32__)
 #    include "cmGlobalVisualStudio7Generator.h"
 #    include "cmGlobalVisualStudio71Generator.h"
 #    include "cmGlobalVisualStudio8Generator.h"
 #  endif
-#  include "cmGlobalBorlandMakefileGenerator.h"
-#  include "cmGlobalNMakeMakefileGenerator.h"
-#  include "cmGlobalWatcomWMakeGenerator.h"
+#  if !defined(CMAKE_BOOT_MINGW)
+#    include "cmGlobalVisualStudio6Generator.h"
+#    include "cmGlobalBorlandMakefileGenerator.h"
+#    include "cmGlobalNMakeMakefileGenerator.h"
+#    include "cmGlobalWatcomWMakeGenerator.h"
+#  endif
 #  include "cmGlobalMSYSMakefileGenerator.h"
 #  include "cmGlobalMinGWMakefileGenerator.h"
 #  include "cmWin32ProcessExecution.h"
@@ -1243,7 +1249,7 @@ int cmake::Configure()
       {
 #if defined(__BORLANDC__) && defined(_WIN32)
       this->SetGlobalGenerator(new cmGlobalBorlandMakefileGenerator);
-#elif defined(_WIN32) && !defined(__CYGWIN__)  
+#elif defined(_WIN32) && !defined(__CYGWIN__) && !defined(CMAKE_BOOT_MINGW)
       std::string installedCompiler;
       std::string mp = "[HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\VisualStudio\\8.0\\Setup;Dbghelp_path]";
       cmSystemTools::ExpandRegistryValues(mp);
@@ -1593,8 +1599,6 @@ void cmake::AddDefaultCommands()
 void cmake::AddDefaultGenerators()
 {
 #if defined(_WIN32) && !defined(__CYGWIN__)
-  m_Generators[cmGlobalVisualStudio6Generator::GetActualName()] =
-    &cmGlobalVisualStudio6Generator::New;
 #if !defined(__MINGW32__)
   m_Generators[cmGlobalVisualStudio7Generator::GetActualName()] =
     &cmGlobalVisualStudio7Generator::New;
@@ -1603,12 +1607,16 @@ void cmake::AddDefaultGenerators()
   m_Generators[cmGlobalVisualStudio8Generator::GetActualName()] =
     &cmGlobalVisualStudio8Generator::New;
 #endif
+#if !defined(CMAKE_BOOT_MINGW)
+  m_Generators[cmGlobalVisualStudio6Generator::GetActualName()] =
+    &cmGlobalVisualStudio6Generator::New;
   m_Generators[cmGlobalBorlandMakefileGenerator::GetActualName()] =
     &cmGlobalBorlandMakefileGenerator::New;
   m_Generators[cmGlobalNMakeMakefileGenerator::GetActualName()] =
     &cmGlobalNMakeMakefileGenerator::New;
   m_Generators[cmGlobalWatcomWMakeGenerator::GetActualName()] =
     &cmGlobalWatcomWMakeGenerator::New;
+#endif
   m_Generators[cmGlobalMSYSMakefileGenerator::GetActualName()] =
     &cmGlobalMSYSMakefileGenerator::New;
   m_Generators[cmGlobalMinGWMakefileGenerator::GetActualName()] =

bootstrap

@@ -17,6 +17,33 @@
 #
 #=========================================================================
 
+# Detect system and directory information.
+cmake_system=`uname`
+cmake_source_dir=`echo $0 | sed -n '/\//{s/\/[^\/]*$//;p;}'`
+cmake_source_dir=`(cd "${cmake_source_dir}";pwd)`
+cmake_binary_dir=`pwd`
+cmake_bootstrap_dir="${cmake_binary_dir}/Bootstrap.cmk"
+cmake_data_dir="/share/CMake"
+cmake_doc_dir="/doc/CMake"
+cmake_man_dir="/man"
+cmake_init_file=""
+
+# Determine whether this is a MinGW environment.
+if echo "${cmake_system}" | grep MINGW >/dev/null 2>&1; then
+  cmake_system_mingw=true
+else
+  cmake_system_mingw=false
+fi
+
+# Choose the generator to use for bootstrapping.
+if ${cmake_system_mingw}; then
+  # Bootstrapping from an MSYS prompt.
+  cmake_bootstrap_generator="MSYS Makefiles"
+else
+  # Bootstrapping from a standard UNIX prompt.
+  cmake_bootstrap_generator="Unix Makefiles"
+fi
+
 CMAKE_KNOWN_C_COMPILERS="cc gcc xlc icc tcc"
 CMAKE_KNOWN_CXX_COMPILERS="aCC xlC CC g++ c++ icc como "
 CMAKE_KNOWN_MAKE_PROCESSORS="gmake make"
@@ -66,12 +93,31 @@ CMAKE_CXX_SOURCES="\
   cmOrderLinkDirectories \
   cmSourceGroup"
 
+if ${cmake_system_mingw}; then
+  CMAKE_CXX_SOURCES="${CMAKE_CXX_SOURCES}\
+    cmGlobalMSYSMakefileGenerator \
+    cmGlobalMinGWMakefileGenerator \
+    cmWin32ProcessExecution"
+fi
+
 CMAKE_C_SOURCES="\
   cmListFileLexer \
   "
 
-KWSYS_C_SOURCES="\
-  ProcessUNIX"
+if ${cmake_system_mingw}; then
+  KWSYS_C_SOURCES="\
+    ProcessWin32"
+  KWSYS_C_MINGW_SOURCES="\
+    ProcessFwd9x \
+    EncodeExecutable"
+  KWSYS_C_GENERATED_SOURCES="\
+    cmsysProcessFwd9xEnc"
+else
+  KWSYS_C_SOURCES="\
+    ProcessUNIX"
+  KWSYS_C_MINGW_SOURCES=""
+  KWSYS_C_GENERATED_SOURCES=""
+fi
 
 KWSYS_CXX_SOURCES="\
   Directory \
@@ -92,17 +138,6 @@ KWSYS_IOS_FILES="
   iostream \
   sstream"
 
-cmake_system=`uname`
-
-cmake_source_dir=`echo $0 | sed -n '/\//{s/\/[^\/]*$//;p;}'`
-cmake_source_dir=`(cd "${cmake_source_dir}";pwd)`
-cmake_binary_dir=`pwd`
-cmake_bootstrap_dir="${cmake_binary_dir}/Bootstrap.cmk"
-cmake_data_dir="/share/CMake"
-cmake_doc_dir="/doc/CMake"
-cmake_man_dir="/man"
-cmake_init_file=""
-
 # Display CMake bootstrap usage
 cmake_usage()
 {
@@ -970,7 +1005,7 @@ cmake_compiler_settings_comment="/*
  * Sources:
  * ${CMAKE_CXX_SOURCES} ${CMAKE_C_SOURCES}
  * kwSys Sources:
- * ${KWSYS_CXX_SOURCES} ${KWSYS_C_SOURCES}
+ * ${KWSYS_CXX_SOURCES} ${KWSYS_C_SOURCES} ${KWSYS_C_MINGW_SOURCES}
  */
 "
 
@@ -1056,7 +1091,7 @@ done
 # Generate Makefile
 dep="cmConfigure.h cmsys/Configure.hxx cmsys/Configure.h `cmake_escape \"${cmake_source_dir}\"`/Source/*.h"
 objs=""
-for a in ${CMAKE_CXX_SOURCES} ${CMAKE_C_SOURCES} ${KWSYS_CXX_SOURCES} ${KWSYS_C_SOURCES}; do
+for a in ${CMAKE_CXX_SOURCES} ${CMAKE_C_SOURCES} ${KWSYS_CXX_SOURCES} ${KWSYS_C_SOURCES} ${KWSYS_C_GENERATED_SOURCES}; do
   objs="${objs} ${a}.o"
 done
 
@@ -1095,7 +1130,7 @@ for a in ${CMAKE_C_SOURCES}; do
   echo "${a}.o : ${src} ${dep}" >> "${cmake_bootstrap_dir}/Makefile"
   echo "	${cmake_c_compiler} ${cmake_c_flags} -c ${src} -o ${a}.o" >> "${cmake_bootstrap_dir}/Makefile"
 done
-for a in ${KWSYS_C_SOURCES}; do
+for a in ${KWSYS_C_SOURCES} ${KWSYS_C_MINGW_SOURCES}; do
   src=`cmake_escape "${cmake_source_dir}/Source/kwsys/${a}.c"`
   echo "${a}.o : ${src} ${dep}" >> "${cmake_bootstrap_dir}/Makefile"
   echo "	${cmake_c_compiler} ${cmake_c_flags} -DKWSYS_NAMESPACE=cmsys -c ${src} -o ${a}.o" >> "${cmake_bootstrap_dir}/Makefile"
@@ -1105,6 +1140,20 @@ for a in ${KWSYS_CXX_SOURCES}; do
   echo "${a}.o : ${src} ${dep}" >> "${cmake_bootstrap_dir}/Makefile"
   echo "	${cmake_cxx_compiler} ${cmake_cxx_flags} -DKWSYS_NAMESPACE=cmsys -c ${src} -o ${a}.o" >> "${cmake_bootstrap_dir}/Makefile"
 done
+if ${cmake_system_mingw}; then
+  src=`cmake_escape "${cmake_bootstrap_dir}/cmsysProcessFwd9xEnc.c"`
+  in=`cmake_escape "${cmake_bootstrap_dir}/cmsysProcessFwd9x.exe"`
+  cmd=`cmake_escape "${cmake_bootstrap_dir}/cmsysEncodeExecutable.exe"`
+  a="cmsysProcessFwd9xEnc"
+  echo "${cmd} : EncodeExecutable.o" >> "${cmake_bootstrap_dir}/Makefile"
+  echo "	${cmake_c_compiler} ${LDFLAGS} ${cmake_c_flags} EncodeExecutable.o -o ${cmd}" >> "${cmake_bootstrap_dir}/Makefile"
+  echo "${in} : ProcessFwd9x.o" >> "${cmake_bootstrap_dir}/Makefile"
+  echo "	${cmake_c_compiler} ${LDFLAGS} ${cmake_c_flags} ProcessFwd9x.o -o ${in}" >> "${cmake_bootstrap_dir}/Makefile"
+  echo "${src} : ${cmd} ${in}" >> "${cmake_bootstrap_dir}/Makefile"
+  echo "	${cmd} ${in} ${src} cmsys ProcessFwd9x" >> "${cmake_bootstrap_dir}/Makefile"
+  echo "${a}.o : ${src} ${dep}" >> "${cmake_bootstrap_dir}/Makefile"
+  echo "	${cmake_c_compiler} ${cmake_c_flags} -I`cmake_escape \"${cmake_source_dir}/Source/kwsys\"` -DKWSYS_NAMESPACE=cmsys -c ${src} -o ${a}.o" >> "${cmake_bootstrap_dir}/Makefile"
+fi
 cat>>"${cmake_bootstrap_dir}/Makefile"<<EOF
 rebuild_cache:
 	cd "${cmake_binary_dir}" && "${cmake_source_dir}/bootstrap"
@@ -1153,7 +1202,7 @@ export CXX
 export MAKE
 
 # Run bootstrap CMake to configure real CMake
-"${cmake_bootstrap_dir}/cmake" "${cmake_source_dir}" "-C${cmake_bootstrap_dir}/InitialCacheFlags.cmake"
+"${cmake_bootstrap_dir}/cmake" "${cmake_source_dir}" "-C${cmake_bootstrap_dir}/InitialCacheFlags.cmake" "-G${cmake_bootstrap_generator}"
 RES=$?
 if [ "${RES}" -ne "0" ]; then
   cmake_error 11 "Problem while running initial CMake"