sam revidoval tento gist 1 month ago. Přejít na revizi
1 file changed, 1 insertion, 1 deletion
brut.sh
| @@ -130,7 +130,7 @@ if [ $# -eq 1 ] && [ -n "${VERSION:-}" ] && [ "$1" = "--version" ]; then | |||
| 130 | 130 | fi | |
| 131 | 131 | ||
| 132 | 132 | ||
| 133 | - | # When invoked as `--- <COMMAND> ...`, run that command and exit | |
| 133 | + | # When invoked as `--- <COMMAND> ...`, run that exact command and exit | |
| 134 | 134 | if [ "${1:-}" = "---" ]; then | |
| 135 | 135 | [ $# -gt 1 ] || usage | |
| 136 | 136 | shift | |
sam revidoval tento gist 1 month ago. Přejít na revizi
1 file changed, 3 insertions, 3 deletions
brut.sh
| @@ -63,7 +63,7 @@ executables() { | |||
| 63 | 63 | for ns in $(namespaces "$NAME-"); do | |
| 64 | 64 | set -- "$@" \! -name "$ns-*" | |
| 65 | 65 | done | |
| 66 | - | unset ns | |
| 66 | + | ||
| 67 | 67 | searchpath -name "$NAME-*" "$@" | awk -F / '!a[$NF]++' | |
| 68 | 68 | } | |
| 69 | 69 | ||
| @@ -101,7 +101,7 @@ searchpath() { | |||
| 101 | 101 | dirs="$dirs:$dir" | |
| 102 | 102 | done | |
| 103 | 103 | set -- ${dirs#:} \( \! -name '*' "$@" | |
| 104 | - | unset IFS dir dirs | |
| 104 | + | unset IFS | |
| 105 | 105 | } 2>/dev/null | |
| 106 | 106 | ||
| 107 | 107 | find -H "$@" 2>/dev/null \ | |
| @@ -178,4 +178,4 @@ if [ -n "$COMMAND" ]; then | |||
| 178 | 178 | error "$0" "$COMMAND: command not found" || exit 127 | |
| 179 | 179 | fi | |
| 180 | 180 | ||
| 181 | - | usage | |
| 181 | + | usage | |
sam revidoval tento gist 1 month ago. Přejít na revizi
1 file changed, 1 insertion, 1 deletion
brut.sh
| @@ -63,7 +63,7 @@ executables() { | |||
| 63 | 63 | for ns in $(namespaces "$NAME-"); do | |
| 64 | 64 | set -- "$@" \! -name "$ns-*" | |
| 65 | 65 | done | |
| 66 | - | ||
| 66 | + | unset ns | |
| 67 | 67 | searchpath -name "$NAME-*" "$@" | awk -F / '!a[$NF]++' | |
| 68 | 68 | } | |
| 69 | 69 | ||
sam revidoval tento gist 1 month ago. Přejít na revizi
1 file changed, 6 insertions, 5 deletions
brut.sh
| @@ -93,12 +93,15 @@ resolve() { | |||
| 93 | 93 | ||
| 94 | 94 | searchpath() { | |
| 95 | 95 | { IFS=: | |
| 96 | + | dirs= | |
| 96 | 97 | set -- \) -o -prune "$@" | |
| 97 | 98 | for dir in $PATH; do | |
| 99 | + | [ -d "$dir" ] || continue | |
| 98 | 100 | set -- -o -path "$dir" "$@" | |
| 101 | + | dirs="$dirs:$dir" | |
| 99 | 102 | done | |
| 100 | - | set -- $PATH \( \! -name '*' "$@" | |
| 101 | - | unset IFS | |
| 103 | + | set -- ${dirs#:} \( \! -name '*' "$@" | |
| 104 | + | unset IFS dir dirs | |
| 102 | 105 | } 2>/dev/null | |
| 103 | 106 | ||
| 104 | 107 | find -H "$@" 2>/dev/null \ | |
| @@ -143,7 +146,6 @@ index=0 | |||
| 143 | 146 | ||
| 144 | 147 | for arg; do | |
| 145 | 148 | index=$((index+1)) | |
| 146 | - | ||
| 147 | 149 | case "$arg" in | |
| 148 | 150 | -* ) ;; | |
| 149 | 151 | ?*--?* ) [ -n "$COMMAND" ] || usage ;; | |
| @@ -153,7 +155,6 @@ for arg; do | |||
| 153 | 155 | continue | |
| 154 | 156 | fi | |
| 155 | 157 | esac | |
| 156 | - | ||
| 157 | 158 | args="$args"' "${'"$index"'}"' | |
| 158 | 159 | done | |
| 159 | 160 | ||
| @@ -177,4 +178,4 @@ if [ -n "$COMMAND" ]; then | |||
| 177 | 178 | error "$0" "$COMMAND: command not found" || exit 127 | |
| 178 | 179 | fi | |
| 179 | 180 | ||
| 180 | - | usage | |
| 181 | + | usage | |
sam revidoval tento gist 1 month ago. Přejít na revizi
1 file changed, 5 insertions, 5 deletions
brut.sh
| @@ -68,14 +68,14 @@ executables() { | |||
| 68 | 68 | } | |
| 69 | 69 | ||
| 70 | 70 | flatten() { | |
| 71 | - | "$@" | xargs -r printf "%s " | |
| 71 | + | "$@" | { tr "\n" " "; printf "\n"; } | |
| 72 | 72 | } | |
| 73 | 73 | ||
| 74 | 74 | invocation() { | |
| 75 | 75 | { printf "%s\n" "$PROGRAM_NAME"; namespaces; } \ | |
| 76 | - | | awk -v i=-1 -v name="$NAME" \ | |
| 77 | - | 'index(name, $0 "-") == 1 { o = o " " substr($0, i+2); i = length($0) } | |
| 78 | - | END { print substr(o " " substr(name, i+2), 2) }' | |
| 76 | + | | sort -r | awk -v name="$NAME" \ | |
| 77 | + | 'index(name, $0 "-") == 1 { name = $0 " " substr(name, length($0) + 2) } | |
| 78 | + | END { print name }' | |
| 79 | 79 | } | |
| 80 | 80 | ||
| 81 | 81 | namespaces() { | |
| @@ -177,4 +177,4 @@ if [ -n "$COMMAND" ]; then | |||
| 177 | 177 | error "$0" "$COMMAND: command not found" || exit 127 | |
| 178 | 178 | fi | |
| 179 | 179 | ||
| 180 | - | usage | |
| 180 | + | usage | |
sam revidoval tento gist 1 month ago. Přejít na revizi
1 file changed, 180 insertions
brut.sh(vytvořil soubor)
| @@ -0,0 +1,180 @@ | |||
| 1 | + | #!/bin/sh | |
| 2 | + | # Brutal Router for Unix Tools - https://brut.sh | |
| 3 | + | set -eu | |
| 4 | + | ||
| 5 | + | ||
| 6 | + | # Find ourselves | |
| 7 | + | OLDENV="$(export -p)" | |
| 8 | + | SELF="$(realpath "$0")" | |
| 9 | + | NAME="${0##*/}" | |
| 10 | + | PROGRAM_NAME="${SELF##*/}" | |
| 11 | + | ROOT="${SELF%/*/*}" | |
| 12 | + | ||
| 13 | + | ||
| 14 | + | # Set up the environment | |
| 15 | + | LIB="$ROOT/lib/$NAME" | |
| 16 | + | LIBEXEC="$ROOT/libexec" | |
| 17 | + | SHARE="$ROOT/share/$NAME" | |
| 18 | + | VENDOR="$SHARE/vendor" | |
| 19 | + | ||
| 20 | + | PATH="$LIB:$LIBEXEC:$VENDOR:$PATH" | |
| 21 | + | export SELF | |
| 22 | + | ||
| 23 | + | USAGE="<COMMAND>" | |
| 24 | + | unset VERSION | |
| 25 | + | ||
| 26 | + | ||
| 27 | + | # --- | |
| 28 | + | # Define shared helpers | |
| 29 | + | ||
| 30 | + | error() { | |
| 31 | + | NAME="${1##*/}" | |
| 32 | + | shift | |
| 33 | + | ||
| 34 | + | printf "%s: " "$(invocation)" | |
| 35 | + | printf "%s\n" "$@" | |
| 36 | + | return 1 | |
| 37 | + | } >&2 | |
| 38 | + | ||
| 39 | + | usage() { | |
| 40 | + | if [ $# -eq 0 ]; then | |
| 41 | + | set -- "$NAME" "${USAGE:-}" "commands: $(flatten commands)" | |
| 42 | + | fi | |
| 43 | + | ||
| 44 | + | NAME="${1##*/}" | |
| 45 | + | shift | |
| 46 | + | ||
| 47 | + | printf "usage: %s " "$(invocation)" | |
| 48 | + | printf "%s\n" "$@" | |
| 49 | + | return 1 | |
| 50 | + | } >&2 | |
| 51 | + | ||
| 52 | + | version() { | |
| 53 | + | printf "%s %s\n" "$PROGRAM_NAME" "$VERSION" | |
| 54 | + | } | |
| 55 | + | ||
| 56 | + | # --- | |
| 57 | + | ||
| 58 | + | commands() { | |
| 59 | + | executables | sed -e "s/^.*\/$NAME-//" | sort | |
| 60 | + | } | |
| 61 | + | ||
| 62 | + | executables() { | |
| 63 | + | for ns in $(namespaces "$NAME-"); do | |
| 64 | + | set -- "$@" \! -name "$ns-*" | |
| 65 | + | done | |
| 66 | + | ||
| 67 | + | searchpath -name "$NAME-*" "$@" | awk -F / '!a[$NF]++' | |
| 68 | + | } | |
| 69 | + | ||
| 70 | + | flatten() { | |
| 71 | + | "$@" | xargs -r printf "%s " | |
| 72 | + | } | |
| 73 | + | ||
| 74 | + | invocation() { | |
| 75 | + | { printf "%s\n" "$PROGRAM_NAME"; namespaces; } \ | |
| 76 | + | | awk -v i=-1 -v name="$NAME" \ | |
| 77 | + | 'index(name, $0 "-") == 1 { o = o " " substr($0, i+2); i = length($0) } | |
| 78 | + | END { print substr(o " " substr(name, i+2), 2) }' | |
| 79 | + | } | |
| 80 | + | ||
| 81 | + | namespaces() { | |
| 82 | + | searchpath -type l -name "${1:-$PROGRAM_NAME-}*" \ | |
| 83 | + | -exec sh -c '[ "$0" = "$(realpath "$1")" ] 2>/dev/null' "$SELF" {} \; \ | |
| 84 | + | | sed -e "s/^.*\///" | sort -u | |
| 85 | + | } | |
| 86 | + | ||
| 87 | + | resolve() { | |
| 88 | + | case "${1:-}" in | |
| 89 | + | *-* ) executables -name "$NAME-$1" ;; | |
| 90 | + | ?* ) searchpath -name "$NAME-$1" | head -n 1 | |
| 91 | + | esac | grep . | |
| 92 | + | } | |
| 93 | + | ||
| 94 | + | searchpath() { | |
| 95 | + | { IFS=: | |
| 96 | + | set -- \) -o -prune "$@" | |
| 97 | + | for dir in $PATH; do | |
| 98 | + | set -- -o -path "$dir" "$@" | |
| 99 | + | done | |
| 100 | + | set -- $PATH \( \! -name '*' "$@" | |
| 101 | + | unset IFS | |
| 102 | + | } 2>/dev/null | |
| 103 | + | ||
| 104 | + | find -H "$@" 2>/dev/null \ | |
| 105 | + | \( -perm -001 -o -perm -010 -o -perm -100 \) \ | |
| 106 | + | \( -type f -o -type l \) \ | |
| 107 | + | \! -name "?*--?*" \ | |
| 108 | + | -print || true | |
| 109 | + | } | |
| 110 | + | ||
| 111 | + | unenv() { | |
| 112 | + | exec env -i sh -euc 'eval "$1"; shift; exec "$@"' "$0" "$OLDENV" "$@" | |
| 113 | + | } | |
| 114 | + | ||
| 115 | + | # --- | |
| 116 | + | ||
| 117 | + | ||
| 118 | + | # Load _init.sh, if it exists | |
| 119 | + | if [ -r "$LIB"/_init.sh ]; then | |
| 120 | + | . "$LIB"/_init.sh | |
| 121 | + | fi | |
| 122 | + | ||
| 123 | + | ||
| 124 | + | # Rewrite `--version` to `--- version` | |
| 125 | + | if [ $# -eq 1 ] && [ -n "${VERSION:-}" ] && [ "$1" = "--version" ]; then | |
| 126 | + | set -- --- version | |
| 127 | + | fi | |
| 128 | + | ||
| 129 | + | ||
| 130 | + | # When invoked as `--- <COMMAND> ...`, run that command and exit | |
| 131 | + | if [ "${1:-}" = "---" ]; then | |
| 132 | + | [ $# -gt 1 ] || usage | |
| 133 | + | shift | |
| 134 | + | "$@" | |
| 135 | + | exit | |
| 136 | + | fi | |
| 137 | + | ||
| 138 | + | ||
| 139 | + | # Scan the argument list to find the command name | |
| 140 | + | COMMAND= | |
| 141 | + | args= | |
| 142 | + | index=0 | |
| 143 | + | ||
| 144 | + | for arg; do | |
| 145 | + | index=$((index+1)) | |
| 146 | + | ||
| 147 | + | case "$arg" in | |
| 148 | + | -* ) ;; | |
| 149 | + | ?*--?* ) [ -n "$COMMAND" ] || usage ;; | |
| 150 | + | * ) | |
| 151 | + | if [ -z "$COMMAND" ]; then | |
| 152 | + | COMMAND="$arg" | |
| 153 | + | continue | |
| 154 | + | fi | |
| 155 | + | esac | |
| 156 | + | ||
| 157 | + | args="$args"' "${'"$index"'}"' | |
| 158 | + | done | |
| 159 | + | ||
| 160 | + | ||
| 161 | + | # Match the command name to an executable in the current namespace; | |
| 162 | + | # if one exists, exec it | |
| 163 | + | if executable="$(resolve "$COMMAND")"; then | |
| 164 | + | eval "set --$args" | |
| 165 | + | exec "$executable" "$@" | |
| 166 | + | fi | |
| 167 | + | ||
| 168 | + | ||
| 169 | + | # No matching executable; load _unhandled.sh, if it exists | |
| 170 | + | if [ -r "$LIB"/_unhandled.sh ]; then | |
| 171 | + | . "$LIB"/_unhandled.sh | |
| 172 | + | fi | |
| 173 | + | ||
| 174 | + | ||
| 175 | + | # No matching command or no command specified | |
| 176 | + | if [ -n "$COMMAND" ]; then | |
| 177 | + | error "$0" "$COMMAND: command not found" || exit 127 | |
| 178 | + | fi | |
| 179 | + | ||
| 180 | + | usage | |