25 lines
993 B
Nix
25 lines
993 B
Nix
# The Nix `gcc' derivation is not directly usable, since it doesn't
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# know where the C library and standard header files are. Therefore
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# the compiler produced by that package cannot be installed directly
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# in a user environment and used from the command line. This
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# derivation provides a wrapper that sets up the right environment
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# variables so that the compiler and the linker just "work".
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{name, stdenv, isNative, gcc ? null, glibc ? null, binutils ? null}:
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assert isNative -> gcc != "";
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assert !isNative -> gcc != null && glibc != null && binutils != null;
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derivation {
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system = stdenv.system;
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builder = ./builder.sh;
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setupHook = ./setup-hook.sh;
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gccWrapper = ./gcc-wrapper.sh;
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ldWrapper = ./ld-wrapper.sh;
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inherit name stdenv isNative gcc glibc binutils;
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enforcePurity = if isNative then false else gcc.noSysDirs;
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langC = if isNative then true else gcc.langC;
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langCC = if isNative then true else gcc.langCC;
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langF77 = if isNative then false else gcc.langF77;
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}
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