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More robust findScalaHome in bash scripts. See SI-5792

Allows multiple absolute or relative symlinks by jumping through
the directories while following the links.
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pvlugter committed Jun 1, 2012
1 parent 71006c0 commit ed6daea665eccad2ab5394c0a5c36069aaf9a81f
Showing with 8 additions and 13 deletions.
  1. +8 −13 src/compiler/scala/tools/ant/templates/tool-unix.tmpl
@@ -9,19 +9,14 @@
##############################################################################

findScalaHome () {
# see SI-2092
local SOURCE="${BASH_SOURCE[0]}"
while [ -h "$SOURCE" ] ; do SOURCE="$(readlink "$SOURCE")"; done
local bindir="$( dirname "$SOURCE" )"
if [[ -d "$bindir"/.. ]]; then
( cd -P "$bindir"/.. && pwd )
else
# See SI-5792
local dir=$(dirname "${BASH_SOURCE[0]}")
local link=$(dirname "$(readlink "${BASH_SOURCE[0]}")")
local path="$dir/$link/.."
( cd "$path" && pwd )
fi
# see SI-2092 and SI-5792
local source="${BASH_SOURCE[0]}"
while [ -h "$source" ] ; do
local linked="$(readlink "$source")"
local dir="$( cd -P $(dirname "$source") && cd -P $(dirname "$linked") && pwd )"
source="$dir/$(basename "$linked")"
done
( cd -P "$(dirname "$source")/.." && pwd )
}
execCommand () {
[[ -n $SCALA_RUNNER_DEBUG ]] && echo "" && for arg in "$@@"; do echo "$arg"; done && echo "";

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