new wrapper script actually works

[jarrg-ian.git] / jpctb

diff --git a/jpctb b/jpctb
index c50b43baaed84e476373a57e34db8b99fd39cce4..a2cb243e910b5754201bc56757f7b2e230e8a39a 100755 (executable)
--- a/jpctb
+++ b/jpctb
@@ -4,15 +4,116 @@ usage: .../jpctb /path/to/dir/with/PCTB*.jar /path/to/yohoho/yohoho [...]
 END
 }
 
-jpctb_base="$0"
-jpctb_base="${jpctb_base%/*}"
+fail () {
+       echo >&2 "jpctb: $*"
+       exit 127
+}
+
+if [ $# -lt 2 ]; then usage; fail 'bad usage'; exit 127; fi
+
+srcjardir="$1"; shift
+yohoho="$1"; shift
+
+#---------- find ourselves ----------
+
+jpctbdir="$0"
+jpctbdir="${jpctbdir%/*}"
+
+case "$jpctbdir" in
+/*)    ;;
+*)     jpctbdir="$PWD/$jpctbdir" ;;
+esac
+
+#---------- find YPP client and the Java installation it uses ----------
+
+yppdir="${yohoho%/*}"
+
+if [ -x "$yppdir/java/bin/java" ]; then
+       javadir="$yppdir/java"
+elif [ x"$JAVA_HOME" != x ] && [ -x "$JAVA_HOME/bin/java" ]; then
+       javadir="$JAVA_HOME"
+else
+       fail "could not find java runtime system"
+fi
+
+case "$javadir" in
+/*)    ;;
+*)     javadir="$PWD/$javadir" ;;
+esac
+
+jtmp="$jpctbdir/tmp"
+linkfarm="$jtmp/linkfarm"
+extdir="$jtmp/ext"
+
+#---------- confirm for the user which paths we're using ----------
+
+cat <<END
+jpctb:
+   jpctb tree:  "$jpctbdir"
+   yohoho:       "$yohoho"
+   java:         "$javadir"
+   PCTB jars:    "$srcjardir"
+   jpctb tmpdir: "$jtmp"
+END
+
+#---------- create the temporary are and link farm ----------
+
+rm -rf -- "$jtmp"
+mkdir -- "$jtmp" "$extdir" "$linkfarm"
+cp "$srcjardir"/PCTB*.jar "$extdir"
 
-if [ $# -lt 2 ]; then usage >&2; exit 127; fi
+lndir -silent "$javadir" "$linkfarm"
+
+#---------- edit the linkfarm to have our jvm wrapper ----------
+
+wrapper="$linkfarm"/jre/bin/java
+rm -- "$wrapper"
+
+export JPCTB_EXTDIR="$extdir"
+export JPCTB_JRE="$javadir/jre"
+
+cat <<'END' >"$wrapper"
+#!/bin/bash
+       set -e$JPCTB_JWRAP_X
+
+       log () {
+               lh=`date +'%Y/%m/%d %H:%M:%S jpctb'`
+               printf >&2 "%s: %s |\f\n" "$lh" "$*"
+       }
+
+       log "invoked as $*"
+
+#echo >&2 "$djava-wrap 
+#exec 4>>/home/ian/u
+#date >&4
+#exec 4>&-
+
+       yppclass=com.threerings.yohoho.client.YoApp
+       atclass=com.tedpearson.ypp.market.MarketUploader
+
+       args=( "$@" )
+       nargs=${#args[*]}
+       lastarg="${args[$(( $nargs - 1 ))]}"
+
+       fail () { echo >&2 "jpctb-java: $*"; exit 127; }
+
+       if [ x"$lastarg" = x"$yppclass" ]; then
+
+               [ x"$JPCTB_EXTDIR" != x ] || fail 'JPCTB_EXTDIR not set'
+
+               set     -e$JPCTB_JWRAP_X -- \
+                       -Djavax.accessibility.assistive_technologies=$atclass \
+                       -Djava.ext.dirs="$JPCTB_EXTDIR:$JPCTB_JRE/lib/ext" \
+                       "$@"
+       fi
+
+       real="$JPCTB_JRE/bin/java"
+       log "running $real $*"
+       exec "$real" "$@"
+END
 
-export JWRAP_EXTDIR="$1"; shift
-export JWRAP_SCRIPT="$jpctb_base/jwrap-script-jpctb"
+chmod +x -- "$wrapper"
 
-if [ x"$LD_PRELOAD" != x ]; then LD_PRELOAD="$LD_PRELOAD:"; fi
-export LD_PRELOAD="${LD_PRELOAD}$jpctb_base/libjwrap.so.1.0"
+#---------- now run it ----------
 
-exec "$@"
+exec "$yohoho" -Djava.home="$linkfarm/jre"