···

       
8
       
8
       
 
       


     

       
9
       
9
       
 
       
    # Allow wrapped compilers to do something useful when no `DEVELOPER_DIR` is set, which can happen when

     

       
10
       
10
       
 
       
    # the compiler is run outside of a stdenv or intentionally in an environment with no environment variables set.

     

       
11
       
11
       
-
       
    DEVELOPER_DIR=${DEVELOPER_DIR_@suffixSalt@:-@fallback_sdk@}

     

       
11
       
11
       
+
       
    export DEVELOPER_DIR=${DEVELOPER_DIR_@suffixSalt@:-@fallback_sdk@}

     

       
12
       
12
       
 
       


     

       
13
       
13
       
 
       
    # xcbuild needs `SDKROOT` to be the name of the SDK, which it sets in its own wrapper,

     

       
14
       
14
       
 
       
    # but compilers expect it to point to the absolute path.

     

       
15
       
15
       
-
       
    SDKROOT="$DEVELOPER_DIR/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk"

     

       
15
       
15
       
+
       
    export SDKROOT="$DEVELOPER_DIR/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk"

     

       
16
       
16
       
 
       
fi