Re: [PATCH] STDCXX-1051: Stdcxx build process needs to be able to run configuration executable files created by the build system during configuration step on emulators in order to cross compile the library

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> Hi,
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> We are trying to cross compile stdcxx library. The problem we are facing
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> is that there is no way of telling stdcxx build system, that we don't
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> want to run configuration files created by configuration step by build
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> system directly on a host system (through a shell).
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> For instance, this command (taken from log):
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> ./UNISTD_DECL
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> invoked during configuration process runs natively the executable through
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> a shell.
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> However we want to be able to run it on an emulator like this:
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> <path to our emulator> UNISTD_DECL
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> This command will run the UNISTD_DECL through an emulator.
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> The patch we are proposing, is to introduce a new Makefile variable,
> called
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> EXEC_RUNNER, which allows us to do it.
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> EXEC_RUNNER defaults to "/bin/sh -c". so it does not interfere with
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> the rest of build process (at least on Unix/MSys/Cygwin environment,
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> pure Win32 platform has completely separate build system).
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> Patch is against `trunk'.
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