58 lines
1.8 KiB
Plaintext
58 lines
1.8 KiB
Plaintext
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#!/bin/sh
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M=src/comp/metadata
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GEN_TYPES="syntax::ast::item syntax::ast::def middle::typeck::method_origin \
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middle::freevars::freevar_entry syntax::ast::def_id"
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# Find serializer tool:
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for S in build/*/stage2/bin/serializer; do
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# Find rustc:
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D=$(dirname "$S")
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R="${D}/rustc"
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if [ ! -x "$R" ]; then
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echo "rustc not found or not executable at path '$R'"
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exit 1
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fi
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echo "Generating src/comp/metadata/astencode_gen.rs"
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# First, generate dummy fns so that the compiler can type
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# everything.
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echo "// TEMPORARY DEFINITIONS: re-run gen-astencode" \
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> $M/astencode_gen.rs
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for T in $GEN_TYPES; do
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echo "fn serialize_${T//::/_}<S>(_s: S, _v: $T) {}" \
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>> $M/astencode_gen.rs
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echo "fn deserialize_${T//::/_}<S>(_s: S) -> $T { fail; }" \
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>> $M/astencode_gen.rs
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done
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# Generate the real code into a temporary file.
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if ! "$S" src/comp/rustc.rc $GEN_TYPES > tmp.$$.rs
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then
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echo ""
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echo ""
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echo "****************************************"
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echo "* Compilation errors encountered *"
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echo "* *"
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echo "* Dummy versions of the AST encoder *"
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echo "* have been left in astencode_gen.rs. *"
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echo "* Fix the compilation errors and rerun *"
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echo "* this script to generate the real *"
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echo "* versions. *"
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echo "****************************************"
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rm tmp.$$.rs
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exit 1
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fi
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# Copy over into the final destination and clean up.
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"$R" --pretty normal tmp.$$.rs > $M/astencode_gen.rs
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# rm -f tmp.$$.rs
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exit 0
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done
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# If we made it this far, must not have found any
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# serializer:
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echo "serializer tool not found."
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