6c01681679
wlroots(and others) have ``` wlroots> +++ find /nix/store/3a0xwszw8n5dzzhsgfnilvsqi4hk565s-wlroots-0.15.1-examples -type l -print0 wlroots> find: '/nix/store/3a0xwszw8n5dzzhsgfnilvsqi4hk565s-wlroots-0.15.1-examples': No such file or directory ``` because the examples output is created in postFixup while this hook runs in fixupPhase
29 lines
894 B
Bash
29 lines
894 B
Bash
postFixupHooks+=(_makeSymlinksRelative)
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# For every symlink in $output that refers to another file in $output
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# ensure that the symlink is relative. This removes references to the output
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# has from the resulting store paths and thus the NAR files.
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_makeSymlinksRelative() {
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local symlinkTarget
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if [ -n "${dontRewriteSymlinks-}" ]; then
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return 0
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fi
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while IFS= read -r -d $'\0' f; do
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symlinkTarget=$(readlink "$f")
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if [[ "$symlinkTarget"/ != "$prefix"/* ]]; then
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# skip this symlink as it doesn't point to $prefix
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continue
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fi
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if [ ! -e "$symlinkTarget" ]; then
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echo "the symlink $f is broken, it points to $symlinkTarget (which is missing)"
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fi
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echo "rewriting symlink $f to be relative to $prefix"
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ln -snrf "$symlinkTarget" "$f"
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done < <(find $prefix -type l -print0)
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}
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