diff --git a/src/Grace.sh b/src/Grace.sh new file mode 100644 index 0000000..4878254 --- /dev/null +++ b/src/Grace.sh @@ -0,0 +1,38 @@ +#!/usr/bin/env bash + +set -o posix + +src=$'#!/usr/bin/env bash\n\nset -o posix\n\nsrc=$\'@\'\n\nescape_quine() {\n\tlocal char="$1" ref="$2"\n\tcase "$char" in\n\t\t$\'\\\\\')\tprintf -v "$ref" \'%s\' \'\\\\\' ;;\n\t\t$\'\\\'\')\tprintf -v "$ref" \'%s\' "\\\'" ;;\n\t\t$\'\\t\')\tprintf -v "$ref" \'%s\' \'\\t\' ;;\n\t\t$\'\\n\')\tprintf -v "$ref" \'%s\' \'\\n\' ;;\n\t\t*)\t\tprintf -v "$ref" \'%s\' "$char" ;;\n\tesac\n}\n\nrun_quine() {\n# One comments must be present\n\toutput=\'\'\n\n\tfor (( i=0; i<${#src}; i++ )); do\n\t\tc="${src:i:1}"\n\n\t\tif [[ "$c" == $\'\\x40\' ]]; then\n\t\t\tfor (( j=0; j<${#src}; j++ )); do\n\t\t\t\tout=""\n\t\t\t\tescape_quine "${src:j:1}" out\n\t\t\t\toutput+="$out"\n\t\t\tdone\n\t\telse\n\t\t\toutput+="$c"\n\t\tfi\n\tdone\n\tprintf \'%s\' "$output" > "Grace_Kid.sh"\n}\n\nrun_quine\n' + +escape_quine() { + local char="$1" ref="$2" + case "$char" in + $'\\') printf -v "$ref" '%s' '\\' ;; + $'\'') printf -v "$ref" '%s' "\'" ;; + $'\t') printf -v "$ref" '%s' '\t' ;; + $'\n') printf -v "$ref" '%s' '\n' ;; + *) printf -v "$ref" '%s' "$char" ;; + esac +} + +run_quine() { +# One comments must be present + output='' + + for (( i=0; i<${#src}; i++ )); do + c="${src:i:1}" + + if [[ "$c" == $'\x40' ]]; then + for (( j=0; j<${#src}; j++ )); do + out="" + escape_quine "${src:j:1}" out + output+="$out" + done + else + output+="$c" + fi + done + printf '%s' "$output" > "Grace_Kid.sh" +} + +run_quine