remove shcompile
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2f03f2e23f
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1 changed files with 0 additions and 120 deletions
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@ -1,120 +0,0 @@
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#!/bin/sh
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fname=$(basename "$0")
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usage()
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{
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echo "$fname <file>
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Compile the target shell script into a single output
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Functionality:
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- resolve '%include' lines with shell capacity
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- minimize code (shfmt required)
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Options:
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-I Don't resolve includes
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-M Don't minimize code"
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}
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unset opt_m opt_I
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while getopts ":hIM" opt;
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do
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case $opt in
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h) usage && exit 1 ;;
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I) opt_I=y ;;
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M) opt_M=y ;;
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esac
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done
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shift $((OPTIND-1))
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# no arg
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unset infile
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if [ $# -lt 1 ]
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then
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if ! [ -t 0 ]
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then infile=/dev/stdin
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else usage && exit 1
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fi
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fi
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[ -z "$TMPDIR" ] && TMPDIR=/tmp
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tmpdir="$TMPDIR/shcompile_$(tr -dc '[:alnum:]' < /dev/urandom | head -c10)"
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mkdir -p "$tmpdir"
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retfile="$tmpdir/ret"
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filelist="$tmpdir/list"
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headfile="$tmpdir/head"
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tailfile="$tmpdir/tail"
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stop()
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{
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rm -rf "$tmpdir"
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exit $1
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}
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warn()
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{
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printf "\033[33m%s\033[0m\n" "$*"
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}
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get_include_line()
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{
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[ -z "$opt_I" ] && grep -m1 -n '^%include ' "$1" | cut -d':' -f1
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}
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[ -z "$infile" ] && infile=$1
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dirname=$()
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[ "$infile" = '-' ] && infile=/dev/stdin
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# create copy
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cat "$infile" > "$retfile" 2>&1 || { echo "Error: cannot read '$infile'" >&2 && stop 2; }
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# env when file
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[ "$infile" != "/dev/stdin" ] && {
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echo "$(readlink -f "$infile")" > "$filelist"
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cd "$(dirname "$infile")"
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}
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firstline=$(head -n1 "$retfile" | grep '^#!/')
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if [ -n "$firstline" ]
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then
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sed -i 1d "$retfile"
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else
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firstline='#!/bin/sh'
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fi
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n=$(get_include_line "$retfile")
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while [ -n "$n" ]
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do
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pre=$(head -n $((n-1)) "$retfile" > "$headfile")
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post=$(tail -n +$((n+1)) "$retfile" > "$tailfile")
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incarg=$(sed "$n""q;d" "$retfile" | cut -d ' ' -f2-)
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inc=$(echo "for I in $incarg ; do echo \$I ; done" | sh)
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cp "$headfile" "$retfile"
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echo "$inc" | while read -r file
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do
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cat "$file" >/dev/null 2>&1 || { echo "Error when trying to include '$incarg': '$file' could not be read" >&2 && stop 10; }
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if ! grep -q "^$(readlink -f "$file")\$" "$filelist"
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then # not already included
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cat "$file" >> "$retfile"
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echo "$(readlink -f "$file")" >> "$filelist"
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fi
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cd "$pwd"
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done
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cat "$tailfile" >> "$retfile"
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# get next include line
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n=$(get_include_line "$retfile")
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done
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if [ -z "$opt_M" ]
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then
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if which shfmt >/dev/null 2>&1
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then shfmt -w -mn "$retfile"
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else warn "warn: sfmt not installed, code cannot be minimized"
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fi
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fi
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echo "$firstline"
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cat "$retfile"
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stop 0
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