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8291
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aaronmk
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#!/bin/bash -e
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shopt -s expand_aliases
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8272
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aaronmk
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# run scripts: a bash-based replacement for make
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# unlike make, supports full bash functionality including multiline commands
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# usage: path/to/dir/run cmd args
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if false; then #### run script template:
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8291
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aaronmk
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#!/bin/bash -e
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8272
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aaronmk
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. "$(dirname "${BASH_SOURCE[0]}")"/path/to/util.run or file_including_util.run
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. "$(dirname "${BASH_SOURCE[0]}")"/other_includes
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cmd ()
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{
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8463
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aaronmk
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echo_func "$@"
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8272
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aaronmk
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"$(dirname "${BASH_SOURCE[0]}")"/path_relative_to_self
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"$(dirname "${BASH_SOURCE[1]}")"/path_relative_to_caller
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"$top_dir"/path_relative_to_outermost_script
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}
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fi ####
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8703
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aaronmk
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include_guard_var () { readlink -f -- "$1"|sed 's/[^a-zA-Z0-9_]/_/g'; }
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self_not_included () # usage: if self_not_included; then ... fi
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{
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test "$#" -ge 1 || set -- "${BASH_SOURCE[1]}"
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local include_guard="$(include_guard_var "$1")"
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test -z "${!include_guard+t}" && eval "$include_guard"=1
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}
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8704
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aaronmk
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if self_not_included "${BASH_SOURCE[0]}"; then
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| 32 |
8694
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aaronmk
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set_var () { eval "$1"'="$2"'; }
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8691
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aaronmk
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reverse () # usage: array=($(reverse args...))
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{
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local i
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for (( i=$#; i >= 1; i-- )); do printf '%q ' "${!i}"; done
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}
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8278
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aaronmk
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echo_cmd () { echo "$PS4$*" >&2; }
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| 41 |
8272
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aaronmk
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8278
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aaronmk
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echo_run () { echo_cmd "$@"; "$@"; }
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8646
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aaronmk
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canon_rel_path ()
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{
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local path="$1"
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path="$(readlink -f -- "$path")" # canonicalize
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path="${path#$PWD/}" # remove any shared prefix with the current dir
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echo "$path"
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}
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8463
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aaronmk
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# usage: echo_func "$@"
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echo_func ()
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{
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8647
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aaronmk
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local script="$(canon_rel_path "${BASH_SOURCE[1]}")"
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echo_cmd "$script:${BASH_LINENO[0]}" "${FUNCNAME[1]}" "$@"
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8463
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aaronmk
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}
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8279
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aaronmk
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8702
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aaronmk
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echo_stdin () # usage: input|echo_stdin|cmd
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{
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echo ----- >&2
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tee -a /dev/stderr;
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echo ----- >&2
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}
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8275
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aaronmk
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8650
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aaronmk
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echo_vars () { declare -p "${@%%=*}" >&2; } # usage: echo_vars var...
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8641
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aaronmk
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echo_export ()
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{
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8700
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aaronmk
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builtin export "$@"
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8641
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aaronmk
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echo_vars "$@"
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}
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8643
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aaronmk
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alias export="echo_export" # automatically echo env vars when they are set
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8642
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aaronmk
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| 76 |
8272
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aaronmk
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usage () { echo "Usage: $1" >&2; (exit 2); }
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top_dir="$(dirname "$0")" # outermost script
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8465
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aaronmk
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run_args_cmd () # runs the command line args command
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| 81 |
8272
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aaronmk
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{
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8292
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aaronmk
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test "$?" -eq 0 || return
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8693
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aaronmk
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eval set -- "$(reverse "${BASH_ARGV[@]}")"
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8290
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aaronmk
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test "$#" -ge 1 || set -- all
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| 85 |
8648
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aaronmk
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echo_cmd "$(canon_rel_path "$0")" "$@"; "$@"
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| 86 |
8272
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aaronmk
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}
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| 88 |
8464
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aaronmk
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# users can override this function to perform other commands (or no commands)
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# after the script is read
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| 90 |
8465
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aaronmk
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on_exit () { run_args_cmd; }
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| 91 |
8464
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aaronmk
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trap on_exit EXIT
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| 93 |
8284
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aaronmk
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fwd () # usage: subdirs=(...); fwd "$FUNCNAME" "$@"
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| 94 |
8272
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aaronmk
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{
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| 95 |
8463
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aaronmk
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echo_func "$@"
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| 96 |
8284
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aaronmk
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: "${subdirs?}"
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| 98 |
8272
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aaronmk
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for subdir in "${subdirs[@]}"; do
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| 99 |
8280
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aaronmk
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"$(dirname "${BASH_SOURCE[1]}")"/"$subdir"/run "$@"
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| 100 |
8272
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aaronmk
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done
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}
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| 103 |
8280
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aaronmk
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make ()
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{
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| 105 |
8463
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aaronmk
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echo_func "$@"
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| 106 |
8280
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aaronmk
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echo_run env make --directory="$top_dir" "$@"
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}
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| 108 |
8272
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aaronmk
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| 109 |
8276
|
aaronmk
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if false; then ## usage:
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| 110 |
8652
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aaronmk
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inline_make 3<<'EOF'
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| 111 |
8276
|
aaronmk
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target:
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$(self_dir)/cmd >$@
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EOF
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| 114 |
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# target will be run automatically because it's first in the makefile
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fi ##
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| 116 |
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inline_make ()
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{
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| 118 |
8653
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aaronmk
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echo_func "$@"
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| 119 |
8640
|
aaronmk
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local self="$(readlink -f "${BASH_SOURCE[1]}")"
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local self_dir="$(dirname "$self")"
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| 121 |
8645
|
aaronmk
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export self self_dir
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| 122 |
8640
|
aaronmk
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| 123 |
8651
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aaronmk
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make --makefile=<((
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| 124 |
8652
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aaronmk
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cat /dev/fd/3
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| 125 |
8651
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aaronmk
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echo -n "
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| 126 |
8276
|
aaronmk
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.SUFFIXES: # turn off built-in suffix rules
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.SECONDARY: # don't automatically delete intermediate files
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.DELETE_ON_ERROR: # delete target if recipe fails
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| 129 |
8651
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aaronmk
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"
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)|echo_stdin) "$@"
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| 131 |
8276
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aaronmk
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}
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| 132 |
8658
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aaronmk
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| 133 |
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alias zip="echo_run zip"
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alias unzip="echo_run unzip"
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| 135 |
8659
|
aaronmk
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alias zip_newer="zip -u"
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| 136 |
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alias unzip_newer="unzip -u -o" # -o is safe b/c -u only extracts newer files
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| 137 |
8704
|
aaronmk
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| 138 |
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fi
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