6ecbbf767a
This saves us one sed execution per file in the destdir, resulting in a major speedup. Grep will only consider text files and only look at the first line.
41 lines
1.1 KiB
Bash
41 lines
1.1 KiB
Bash
# This hook executes the following tasks:
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# - rewrites python shebangs with the corresponding python version
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hook() {
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local pyver= shebang= off=
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if [ -d ${PKGDESTDIR}/usr/lib/python* ]; then
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pyver="$(find ${PKGDESTDIR}/usr/lib/python* -prune -type d | grep -o '[[:digit:]]\.[[:digit:]]$')"
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fi
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if [ -n "$python_version" ]; then
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pyver="$python_version"
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fi
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if [ -n "$pyver" ]; then
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default_shebang="#!/usr/bin/python${pyver%.*}"
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fi
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grep -rlIZ -m1 '^#!.*python' "${PKGDESTDIR}" |
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while IFS= read -r -d '' file; do
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[ ! -s "$file" ] && continue
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pyinterp=$(sed -n -E -e 2q -e 's@^#!.*([[:space:]]|/)(python([0-9](\.[0-9]+)?)?)([[:space:]]+.*|$)@\2@p' "$file")
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[ -z "$pyinterp" ] && continue
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pyver=${pyinterp#python}
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if [ -n "$pyver" ]; then
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shebang="#!/usr/bin/python${pyver%.*}"
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else
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shebang="$default_shebang"
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fi
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basefile=${file#$PKGDESTDIR}
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[ -n "$shebang" ] || msg_error "python_version missing in template: unable to convert shebang in $basefile\n"
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echo " Shebang converted to '$shebang': $basefile"
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sed -i "1s@.*python.*@${shebang}@" -- "$file"
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done
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}
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