ENH: fix more than one argument passed in to compilers via environment

Modules/CMakeCCompiler.cmake.in

@@ -1,5 +1,5 @@
 SET(CMAKE_C_COMPILER "@CMAKE_C_COMPILER@")
-SET(CMAKE_C_COMPILER_ARG1 @CMAKE_C_COMPILER_ARG1@)
+SET(CMAKE_C_COMPILER_ARG1 "@CMAKE_C_COMPILER_ARG1@")
 SET(CMAKE_AR "@CMAKE_AR@")
 SET(CMAKE_RANLIB "@CMAKE_RANLIB@")
 SET(CMAKE_COMPILER_IS_GNUCC @CMAKE_COMPILER_IS_GNUCC@)

Modules/CMakeCXXCompiler.cmake.in

@@ -1,5 +1,5 @@
 SET(CMAKE_CXX_COMPILER "@CMAKE_CXX_COMPILER@")
-SET(CMAKE_CXX_COMPILER_ARG1 @CMAKE_CXX_COMPILER_ARG1@)
+SET(CMAKE_CXX_COMPILER_ARG1 "@CMAKE_CXX_COMPILER_ARG1@")
 SET(CMAKE_COMPILER_IS_GNUCXX @CMAKE_COMPILER_IS_GNUCXX@)
 SET(CMAKE_CXX_COMPILER_LOADED 1)
 SET(CMAKE_COMPILER_IS_GNUCXX_RUN 1)

Modules/CMakeDetermineCCompiler.cmake

@@ -13,7 +13,7 @@ IF(NOT CMAKE_C_COMPILER)
   IF($ENV{CC} MATCHES ".+")
     GET_FILENAME_COMPONENT(CMAKE_C_COMPILER_INIT $ENV{CC} PROGRAM PROGRAM_ARGS CMAKE_C_FLAGS_ENV_INIT)
     IF(CMAKE_C_FLAGS_ENV_INIT)
-      SET(CMAKE_C_COMPILER_ARG1 ${CMAKE_C_FLAGS_ENV_INIT} CACHE STRING "First argument to C compiler")
+      SET(CMAKE_C_COMPILER_ARG1 "${CMAKE_C_FLAGS_ENV_INIT}" CACHE STRING "First argument to C compiler")
     ENDIF(CMAKE_C_FLAGS_ENV_INIT)
     IF(EXISTS ${CMAKE_C_COMPILER_INIT})
     ELSE(EXISTS ${CMAKE_C_COMPILER_INIT})

Modules/CMakeDetermineCXXCompiler.cmake

@@ -13,7 +13,7 @@ IF(NOT CMAKE_CXX_COMPILER)
   IF($ENV{CXX} MATCHES ".+")
     GET_FILENAME_COMPONENT(CMAKE_CXX_COMPILER_INIT $ENV{CXX} PROGRAM PROGRAM_ARGS CMAKE_CXX_FLAGS_ENV_INIT)
     IF(CMAKE_CXX_FLAGS_ENV_INIT)
-      SET(CMAKE_CXX_COMPILER_ARG1 ${CMAKE_CXX_FLAGS_ENV_INIT} CACHE STRING "First argument to CXX compiler")
+      SET(CMAKE_CXX_COMPILER_ARG1 "${CMAKE_CXX_FLAGS_ENV_INIT}" CACHE STRING "First argument to CXX compiler")
     ENDIF(CMAKE_CXX_FLAGS_ENV_INIT)
     IF(EXISTS ${CMAKE_CXX_COMPILER_INIT})
     ELSE(EXISTS ${CMAKE_CXX_COMPILER_INIT})

Modules/CMakeDetermineFortranCompiler.cmake

@@ -10,7 +10,7 @@ IF(NOT CMAKE_Fortran_COMPILER)
   IF($ENV{FC} MATCHES ".+")
     GET_FILENAME_COMPONENT(CMAKE_Fortran_COMPILER_INIT $ENV{FC} PROGRAM PROGRAM_ARGS CMAKE_Fortran_FLAGS_ENV_INIT)
     IF(CMAKE_Fortran_FLAGS_ENV_INIT)
-      SET(CMAKE_Fortran_COMPILER_ARG1 ${CMAKE_Fortran_FLAGS_ENV_INIT} CACHE STRING "First argument to Fortran compiler")
+      SET(CMAKE_Fortran_COMPILER_ARG1 "${CMAKE_Fortran_FLAGS_ENV_INIT}" CACHE STRING "First argument to Fortran compiler")
     ENDIF(CMAKE_Fortran_FLAGS_ENV_INIT)
     IF(EXISTS ${CMAKE_Fortran_COMPILER_INIT})
     ELSE(EXISTS ${CMAKE_Fortran_COMPILER_INIT})

Modules/CMakeDetermineJavaCompiler.cmake

@@ -8,7 +8,7 @@ IF(NOT CMAKE_Java_COMPILER)
   IF($ENV{JAVA_COMPILER} MATCHES ".+")
     GET_FILENAME_COMPONENT(CMAKE_Java_COMPILER_INIT $ENV{JAVA_COMPILER} PROGRAM PROGRAM_ARGS CMAKE_Java_FLAGS_ENV_INIT)
     IF(CMAKE_Java_FLAGS_ENV_INIT)
-      SET(CMAKE_Java_COMPILER_ARG1 ${CMAKE_Java_FLAGS_ENV_INIT} CACHE STRING "First argument to Java compiler")
+      SET(CMAKE_Java_COMPILER_ARG1 "${CMAKE_Java_FLAGS_ENV_INIT}" CACHE STRING "First argument to Java compiler")
     ENDIF(CMAKE_Java_FLAGS_ENV_INIT)
     IF(EXISTS ${CMAKE_Java_COMPILER_INIT})
     ELSE(EXISTS ${CMAKE_Java_COMPILER_INIT})

Modules/CMakeDetermineRCCompiler.cmake

@@ -10,7 +10,7 @@ IF(NOT CMAKE_RC_COMPILER)
   IF($ENV{RC} MATCHES ".+")
     GET_FILENAME_COMPONENT(CMAKE_RC_COMPILER_INIT $ENV{RC} PROGRAM PROGRAM_ARGS CMAKE_RC_FLAGS_ENV_INIT)
     IF(CMAKE_RC_FLAGS_ENV_INIT)
-      SET(CMAKE_RC_COMPILER_ARG1 ${CMAKE_RC_FLAGS_ENV_INIT} CACHE STRING "First argument to RC compiler")
+      SET(CMAKE_RC_COMPILER_ARG1 "${CMAKE_RC_FLAGS_ENV_INIT}" CACHE STRING "First argument to RC compiler")
     ENDIF(CMAKE_RC_FLAGS_ENV_INIT)
     IF(EXISTS ${CMAKE_RC_COMPILER_INIT})
     ELSE(EXISTS ${CMAKE_RC_COMPILER_INIT})