This file is indexed.

postinst is in openjdk-7-jre-headless 7u51-2.4.6-1ubuntu4.

This file is a maintainer script. It is executed when installing (*inst) or removing (*rm) the package.

The actual contents of the file can be viewed below.

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
#!/bin/sh

set -e

multiarch=x86_64-linux-gnu
priority=1071
basedir=/usr/lib/jvm/java-7-openjdk-amd64
mandir=$basedir/jre/man
srcext=1.gz
dstext=1.gz
jre_tools='java keytool pack200 rmid rmiregistry unpack200 orbd servertool tnameserv'

case "$1" in
configure)
    # fail early.  java currently uses tricks to find its own shared
    # libraries depending on the path of the binary. Will be changed
    # in OpenJDK7
    if ! mountpoint -q /proc; then
	echo >&2 "the java command requires a mounted proc fs (/proc)."
	exit 1
    fi

    [ -d /etc/.java ] || mkdir -m 755 /etc/.java
    [ -d /etc/.java/.systemPrefs ] || mkdir -m 755 /etc/.java/.systemPrefs
    if [ ! -f /etc/.java/.systemPrefs/.system.lock ]; then
	touch /etc/.java/.systemPrefs/.system.lock
	chmod 644 /etc/.java/.systemPrefs/.system.lock
    fi
    if [ ! -f /etc/.java/.systemPrefs/.systemRootModFile ]; then
	touch /etc/.java/.systemPrefs/.systemRootModFile
	chmod 644 /etc/.java/.systemPrefs/.systemRootModFile
    fi

    if [ -z "$2" ]; then
	update_alternatives=y
    fi
    if [ -n "$multiarch" ] && [ -n "$2" ]; then
	for i in $jre_tools; do
	    if [ -z "$(update-alternatives --list $i 2>/dev/null | grep ^$basedir/)" ]; then
		update_alternatives=y
		break
	    fi
	done
    fi
    if [ "$update_alternatives" != y ] && [ $priority -gt 1060 ]; then
	for i in $jre_tools; do
	    oldp=$(update-alternatives --query java | awk -v b=$basedir '/^Alternative:/ && $2~b {p=1} /^Priority:/ && p {print $2; exit}')
	    if [ -n "$oldp" ] && [ "$oldp" -le 1060 ]; then
		update_alternatives=y
		break
	    fi
	done
    fi

    if [ "$update_alternatives" = y ]; then
    if [ -n "$multiarch" ] && [ "$DPKG_MAINTSCRIPT_ARCH" != $(dpkg --print-architecture) ]; then
	priority=$(expr $priority - 1)
    fi
    for i in $jre_tools; do
	unset slave1 slave2 || true
        if [ -e $mandir/man1/$i.$srcext ]; then
	    slave1="--slave \
		/usr/share/man/man1/$i.$dstext \
                $i.$dstext \
                $mandir/man1/$i.$srcext"
	fi
	# disabled
        if false && [ -e $mandir/ja/man1/$i.$srcext ]; then
	    slave2="--slave \
		/usr/share/man/ja/man1/$i.$dstext \
                ${i}_ja.$dstext \
                $mandir/ja/man1/$i.$srcext"
	fi
        update-alternatives \
            --install \
            /usr/bin/$i \
            $i \
            $basedir/jre/bin/$i \
            $priority \
	    $slave1 $slave2
    done
    update-alternatives \
	--install /usr/bin/jexec jexec $basedir/jre/lib/jexec $priority \
	--slave \
	    /usr/share/binfmts/jar \
	    jexec-binfmt \
	    $basedir/jre/lib/jar.binfmt
    fi # update alternatives

    if [ -n "$multiarch" ] && [ -n "$2" ]; then
	if true; then
	    :
	elif dpkg --compare-versions "$2" lt 7~b147-2.0~pre3-3ubuntu2~; then
	    for d in cmm; do
		if [ -d $basedir/jre/lib/$d ] && [ ! -h $basedir/jre/lib/$d ]; then
		    rm -rf $basedir/jre/lib/$d
		    ln -s ../../../java-6-openjdk-common/jre/lib/$d $basedir/jre/lib/$d
		fi
	    done
	fi
    fi

    # register binfmt; ignore errors, the alternative may already be
    # registered by another JRE.
    if which update-binfmts >/dev/null && [ -r /usr/share/binfmts/jar ]; then
        update-binfmts --package openjdk-7 --import jar || true
    fi

    # activate class data sharing
    case amd64 in i386|sparc)
	rm -f $basedir/jre/lib/amd64/client/classes.jsa
	log=$(tempfile)
	if ! $basedir/bin/java -client -Xshare:dump -XX:PermSize=128m > $log; then
	    cat >&2 $log
	    rm -f $log
	    # this may fail on some machines/configurations, just ignore it.
	    echo >&2 "ignoring dump failure"
	    #exit 1
	fi
	rm -f $log
    esac
    case amd64 in amd64|i386|sparc)
	rm -f $basedir/jre/lib/amd64/server/classes.jsa
	log=$(tempfile)
	if ! $basedir/bin/java -server -Xshare:dump > $log; then
	    cat >&2 $log
	    rm -f $log
	    # this may fail on some machines/configurations, just ignore it.
	    echo >&2 "ignoring dump failure"
	    #exit 1
	fi
	rm -f $log
    esac

    if [ -n "$multiarch" ]; then
	if [ ! -h /usr/lib/jvm/java-7-openjdk-amd64/jre/lib/zi ] && [ -d /usr/lib/jvm/java-7-openjdk-amd64/jre/lib/zi ]; then
	    rm -rf /usr/lib/jvm/java-7-openjdk-amd64/jre/lib/zi
	    ln -s ../../../../../share/javazi /usr/lib/jvm/java-7-openjdk-amd64/jre/lib/zi
	fi
    fi

    ;;

esac



exit 0