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23 lines
957 B
Bash
23 lines
957 B
Bash
# Clear dependency_libs in libtool files for shared libraries.
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# Shared libraries already encode their dependencies with locations. .la
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# files do not always encode those locations, and sometimes encode the
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# locations in the wrong Nix output. .la files are not needed for shared
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# libraries, but without dependency_libs they do not hurt either.
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fixupOutputHooks+=(_pruneLibtoolFiles)
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_pruneLibtoolFiles() {
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if [ "${dontPruneLibtoolFiles-}" ] || [ ! -e "$prefix" ]; then
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return
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fi
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# Libtool uses "dlname" and "library_names" fields for shared libraries and
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# the "old_library" field for static libraries. We are processing only
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# those .la files that do not describe static libraries.
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find "$prefix" -type f -name '*.la' \
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-exec grep -q '^# Generated by .*libtool' {} \; \
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-exec grep -q "^old_library=''" {} \; \
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-exec sed -i {} -e "/^dependency_libs='[^']/ c dependency_libs='' #pruned" \;
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}
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