import to github

Signed-off-by: Ava Affine <ava@sunnypup.io>

common.sh

@@ -0,0 +1,71 @@
+#!/bin/bash
+
+RED='\033[1;31m'
+GRN='\033[1;32m'
+YEL='\033[1;33m'
+BLU='\033[1;34m'
+WHT='\033[1;37m'
+MGT='\033[1;95m'
+CYA='\033[1;96m'
+END='\033[0m'
+
+function section() {
+	echo ""
+	log "***** Section: ${MGT}$1${END} *****"; 
+	echo ""
+}
+
+function log() { >&2 printf "${WHT}#${END} $1\n"; }
+
+function error() { >&2 printf "${WHT}#${END} ${RED}$1${END}\n"; }
+
+# takes a function and many inputs, runs function on each input in parallel
+# inputs should be stored deliniated by newlines in $2
+# if $3 exists it will be a stub for logging filename
+function parallel_invoke_and_wait() {
+	local procedure=$1
+	local pids=()
+	local rets=()
+
+	if [[ ! $1 ]]; then
+		log "failed to invoke null procedure"
+		return 1
+	fi
+
+	if [[ ! $2 ]]; then
+		log "failed to invoke procedure on 0 inputs"
+		return 1
+	fi
+
+	IFS=$'\n'
+	for input in $2; do
+		log "invoking procedure with input $input"
+		if [[ $3 ]]; then
+			$procedure $input &>${3}${input}.log &
+		else
+			$procedure $input &
+		fi
+		pids+=("$input/$!")
+	done
+
+	cf="true"
+	for pid in ${pids[*]}; do
+		local p=$(basename $pid)
+		local input=$(dirname $pid)
+		wait $p
+		local code=$?
+		log "procedure with input $input returned $code"
+		if [[ $3 && ! $code == 0 ]]; then # needs to catch code==2, etc
+			log "tail of related logs..."
+			tail ${3}${input}.log
+			log "see more in ${3}${input}.log"
+			cf="false"
+		fi
+	done
+
+	if [[ $cf == "false" ]]; then 
+		return 1
+	else
+		return 0
+	fi
+}