--- App-Staticperl/staticperl.sh	2010/12/06 21:10:41	1.3
+++ App-Staticperl/staticperl.sh	2011/05/01 07:56:26	1.40
@@ -3,16 +3,16 @@
 #############################################################################
 # configuration to fill in
 
-PERLVER=5.12.2 # 5.8.9 is also a good choice
 STATICPERL=~/.staticperl
-CPAN=http://mirror.netcologne.de/cpan/ # which mirror to use
+CPAN=http://mirror.netcologne.de/cpan # which mirror to use
 EMAIL="read the documentation <rtfm@example.org>"
 
-MKBUNDLE="$STATICPERL/mkbundle"
-
 # perl build variables
-PREFIX="$STATICPERL/perl" # where the perl gets installed
-PERL_CPPFLAGS="-DPERL_DISABLE_PMC -DPERL_ARENA_SIZE=65536 -D_GNU_SOURCE -DNDEBUG -USITELIB_EXP -USITEARCHEXP -UARCHLIB_EXP"
+MAKE=make
+PERL_VERSION=5.12.3 # 5.8.9 is also a good choice
+PERL_CC=cc
+PERL_CONFIGURE="" # additional Configure arguments
+PERL_CCFLAGS="-g -DPERL_DISABLE_PMC -DPERL_ARENA_SIZE=16376 -DNO_PERL_MALLOC_ENV -D_GNU_SOURCE -DNDEBUG"
 PERL_OPTIMIZE="-Os -ffunction-sections -fdata-sections -finline-limit=8 -ffast-math"
 
 ARCH="$(uname -m)"
@@ -30,14 +30,17 @@
 
 # -Wl,--gc-sections makes it impossible to check for undefined references
 # for some reason so we need to patch away the "-no" after Configure and before make :/
-# -z muldefs is to work around uclibc's pthread static linking bug
-PERL_LDFLAGS="-Wl,--no-gc-sections -z muldefs"
+# --allow-multiple-definition exists to work around uclibc's pthread static linking bug
+#PERL_LDFLAGS="-Wl,--no-gc-sections -Wl,--allow-multiple-definition"
+PERL_LDFLAGS=
 PERL_LIBS="-lm -lcrypt" # perl loves to add lotsa crap itself
 
 # some configuration options for modules
-export PERL_MM_USE_DEFAULT=1
-#export CORO_INTERFACE=p # needed without nptl on x86, due to bugs in linuxthreads - very slow
-export EV_EXTRA_DEFS='-DEV_FEATURES=4+8+16+64 -DEV_USE_SELECT=0 -DEV_USE_POLL=1 -DEV_USE_EPOLL=1 -DEV_NO_LOOPS -DEV_COMPAT3=0'
+PERL_MM_USE_DEFAULT=1
+PERL_MM_OPT="MAN1PODS= MAN3PODS="
+#CORO_INTERFACE=p # needed without nptl on x86, due to bugs in linuxthreads - very slow
+EV_EXTRA_DEFS='-DEV_FEATURES=4+8+16+64 -DEV_USE_SELECT=0 -DEV_USE_POLL=1 -DEV_USE_EPOLL=1 -DEV_NO_LOOPS -DEV_COMPAT3=0'
+export PERL_MM_USE_DEFAULT PERL_MM_OPT CORO_INTERFACE EV_EXTRA_DEFS
 
 # which extra modules to install by default from CPAN that are
 # required by mkbundle
@@ -47,21 +50,37 @@
 EXTRA_MODULES=""
 
 # overridable functions
+preconfigure()  { : ; }
+patchconfig()   { : ; }
 postconfigure() { : ; }
 postbuild()     { : ; }
 postinstall()   { : ; }
 
 # now source user config, if any
-[ -r /etc/staticperlrc ] && . /etc/staticperlrc
-[ -r ~/.staticperlrc   ] && . ~/.staticperlrc
-[ -r "$STATICPERL/rc"  ] && . "$STATICPERL/rc"
+if [ "$STATICPERLRC" ]; then
+   . "$STATICPERLRC"
+else
+   [ -r /etc/staticperlrc ] && . /etc/staticperlrc
+   [ -r ~/.staticperlrc   ] && . ~/.staticperlrc
+   [ -r "$STATICPERL/rc"  ] && . "$STATICPERL/rc"
+fi
 
 #############################################################################
 # support
 
+PERL_PREFIX="${PERL_PREFIX:=$STATICPERL/perl}" # where the perl gets installed
+
+unset PERL5OPT PERL5LIB PERLLIB PERL_UNICODE PERLIO_DEBUG
+unset PERL_MB_OPT
+LC_ALL=C; export LC_ALL # just to be on the safe side
+
+# prepend PATH - not required by staticperl itself, but might make
+# life easier when working in e.g. "staticperl cpan / look"
+PATH="$PERL_PREFIX/perl/bin:$PATH"
+
 # set version in a way that Makefile.PL can extract
 VERSION=VERSION; eval \
-$VERSION=0.1
+$VERSION="1.21"
 
 BZ2=bz2
 BZIP2=bzip2
@@ -104,7 +123,7 @@
 
 distclean() {
    verblock <<EOF
-deleting everything installed by this script
+   deleting everything installed by this script (rm -rf $STATICPERL)
 EOF
 
    rm -rf "$STATICPERL"
@@ -114,10 +133,13 @@
 # download/configure/compile/install perl
 
 clean() {
-   cd "$STATICPERL/src/perl-$PERLVER" 2>/dev/null || return
+   rm -rf "$STATICPERL/src/perl-$PERL_VERSION"
+}
 
-   rm -f staticstamp.configure
-   make distclean >/dev/null 2>&1
+realclean() {
+   rm -f "$PERL_PREFIX/staticstamp.postinstall"
+   rm -f "$PERL_PREFIX/staticstamp.install"
+   rm -f "$STATICPERL/src/perl-"*"/staticstamp.configure"
 }
 
 fetch() {
@@ -126,22 +148,24 @@
    mkdir -p src
    rcd src
 
-   if ! [ -d "perl-$PERLVER" ]; then
-      if ! [ -e "perl-$PERLVER.tar.$BZ2" ]; then
+   if ! [ -d "perl-$PERL_VERSION" ]; then
+      if ! [ -e "perl-$PERL_VERSION.tar.$BZ2" ]; then
 
-         URL="$CPAN/src/5.0/perl-$PERLVER.tar.$BZ2"
+         URL="$CPAN/src/5.0/perl-$PERL_VERSION.tar.$BZ2"
 
          verblock <<EOF
 downloading perl
 to manually download perl yourself, place
-perl-$PERLVER.tar.$BZ2 in $STATICPERL
+perl-$PERL_VERSION.tar.$BZ2 in $STATICPERL
 trying $URL
 EOF
 
-         curl >perl-$PERLVER.tar.$BZ2~ "$URL" \
-            || wget -O perl-$PERLVER.tar.$BZ2~ "$URL" \
-            || fatal "$URL: error during downloading"
-         mv perl-$PERLVER.tar.$BZ2~ perl-$PERLVER.tar.$BZ2
+         rm -f perl-$PERL_VERSION.tar.$BZ2~ # just to be on the safe side
+         curl -f >perl-$PERL_VERSION.tar.$BZ2~ "$URL" \
+            || wget -O perl-$PERL_VERSION.tar.$BZ2~ "$URL" \
+            || fatal "$URL: unable to download"
+         rm -f perl-$PERL_VERSION.tar.$BZ2
+         mv perl-$PERL_VERSION.tar.$BZ2~ perl-$PERL_VERSION.tar.$BZ2
       fi
 
       verblock <<EOF
@@ -149,9 +173,11 @@
 EOF
 
       mkdir -p unpack
-      $BZIP2 -d <perl-$PERLVER.tar.bz2 | tar xpC unpack \
-         || fatal "perl-$PERLVER.tar.bz2: error during unpacking"
-      mv unpack/perl-$PERLVER perl-$PERLVER
+      rm -rf unpack/perl-$PERL_VERSION
+      $BZIP2 -d <perl-$PERL_VERSION.tar.$BZ2 | ( cd unpack && tar xf - ) \
+         || fatal "perl-$PERL_VERSION.tar.$BZ2: error during unpacking"
+      chmod -R u+w unpack/perl-$PERL_VERSION
+      mv unpack/perl-$PERL_VERSION perl-$PERL_VERSION
       rmdir -p unpack
    fi
 }
@@ -159,28 +185,63 @@
 # similar to GNU-sed -i or perl -pi
 sedreplace() {
    sed -e "$1" <"$2" > "$2~" || fatal "error while running sed"
+   rm -f "$2"
    mv "$2~" "$2"
 }
 
+configure_failure() {
+   cat <<EOF
+
+
+*** 
+*** Configure failed - see above for the exact error message(s).
+*** 
+*** Most commonly, this is because the default PERL_CCFLAGS or PERL_OPTIMIZE
+*** flags are not supported by your compiler. Less often, this is because
+*** PERL_LIBS either contains a library not available on your system (such as
+*** -lcrypt), or because it lacks a required library (e.g. -lsocket or -lnsl).
+*** 
+*** You can provide your own flags by creating a ~/.staticperlrc file with
+*** variable assignments. For example (these are the actual values used):
+***
+
+PERL_CC="$PERL_CC"
+PERL_CCFLAGS="$PERL_CCFLAGS"
+PERL_OPTIMIZE="$PERL_OPTIMIZE"
+PERL_LDFLAGS="$PERL_LDFLAGS"
+PERL_LIBS="$PERL_LIBS"
+
+EOF
+   exit 1
+}
+
 configure() {
    fetch
 
-   rcd "$STATICPERL/src/perl-$PERLVER"
+   rcd "$STATICPERL/src/perl-$PERL_VERSION"
 
    [ -e staticstamp.configure ] && return
 
    verblock <<EOF
-configuring $STATICPERL/src/perl-$PERLVER
+configuring $STATICPERL/src/perl-$PERL_VERSION
 EOF
 
-   clean
+   rm -f "$PERL_PREFIX/staticstamp.install"
+
+   "$MAKE" distclean >/dev/null 2>&1
 
-   rm -f "$PREFIX/staticstamp.install"
+   sedreplace '/^#define SITELIB/d' config_h.SH
 
-   # I hate them
+   # I hate them for this
    grep -q -- -fstack-protector Configure && \
       sedreplace 's/-fstack-protector/-fno-stack-protector/g' Configure
 
+   # what did that bloke think
+   grep -q -- usedl=.define hints/darwin.sh && \
+      sedreplace '/^usedl=.define.;$/d' hints/darwin.sh
+
+   preconfigure || fatal "preconfigure hook failed"
+
 #   trace configure \
    sh Configure -Duselargefiles \
                 -Uuse64bitint \
@@ -189,22 +250,21 @@
                 -Uusethreads \
                 -Uuseithreads \
                 -Uusemultiplicity \
-                -Duseperlio \
                 -Uusesfio \
                 -Uuseshrplib \
-                -Dcppflags="$PERL_CPPFLAGS" \
-                -Dccflags="-g2 -fno-strict-aliasing" \
+                -Uinstallusrbinperl \
+                -A ccflags=" $PERL_CCFLAGS" \
+                -Dcc="$PERL_CC" \
                 -Doptimize="$PERL_OPTIMIZE" \
                 -Dldflags="$PERL_LDFLAGS" \
                 -Dlibs="$PERL_LIBS" \
-                -Dprefix="$PREFIX" \
-                -Dbin="$PREFIX/bin" \
-                -Dprivlib="$PREFIX/lib" \
-                -Darchlib="$PREFIX/lib" \
+                -Dprefix="$PERL_PREFIX" \
+                -Dbin="$PERL_PREFIX/bin" \
+                -Dprivlib="$PERL_PREFIX/lib" \
+                -Darchlib="$PERL_PREFIX/lib" \
                 -Uusevendorprefix \
-                -Dsitelib="$PREFIX/lib" \
-                -Dsitearch="$PREFIX/lib" \
-                -Usitelibexp \
+                -Dsitelib="$PERL_PREFIX/lib" \
+                -Dsitearch="$PERL_PREFIX/lib" \
                 -Uman1dir \
                 -Uman3dir \
                 -Usiteman1dir \
@@ -213,13 +273,17 @@
                 -Demail="$EMAIL" \
                 -Dcf_email="$EMAIL" \
                 -Dcf_by="$EMAIL" \
-                -dE || fatal "Configure failed"
+                $PERL_CONFIGURE \
+                -Duseperlio \
+                -dE || configure_failure
 
    sedreplace '
       s/-Wl,--no-gc-sections/-Wl,--gc-sections/g
       s/ *-fno-stack-protector */ /g
    ' config.sh
 
+   patchconfig || fatal "patchconfig hook failed"
+
    sh Configure -S || fatal "Configure -S failed"
 
    postconfigure || fatal "postconfigure hook failed"
@@ -227,76 +291,100 @@
    touch staticstamp.configure
 }
 
+write_shellscript() {
+   {
+      echo "#!/bin/sh"
+      echo "STATICPERL=\"$STATICPERL\""
+      echo "PERL_PREFIX=\"$PERL_PREFIX\""
+      echo "MAKE=\"$MAKE\""
+      cat
+   } >"$PERL_PREFIX/bin/$1"
+   chmod 755 "$PERL_PREFIX/bin/$1"
+}
+
 build() {
    configure
 
-   rcd "$STATICPERL/src/perl-$PERLVER"
+   rcd "$STATICPERL/src/perl-$PERL_VERSION"
 
    verblock <<EOF
-building $STATICPERL/src/perl-$PERLVER
+building $STATICPERL/src/perl-$PERL_VERSION
 EOF
 
-   rm -f "$PREFIX/staticstamp.install"
+   rm -f "$PERL_PREFIX/staticstamp.install"
 
-   make || fatal "make: error while building perl"
+   "$MAKE" || fatal "make: error while building perl"
 
    postbuild || fatal "postbuild hook failed"
 }
 
 install() {
-   [ -e "$PREFIX/staticstamp.install" ] && return
+   if ! [ -e "$PERL_PREFIX/staticstamp.install" ]; then
+      build
+
+      verblock <<EOF
+installing $STATICPERL/src/perl-$PERL_VERSION
+to $PERL_PREFIX
+EOF
 
-   build
+      ln -sf "perl/bin/" "$STATICPERL/bin"
+      ln -sf "perl/lib/" "$STATICPERL/lib"
 
-   verblock <<EOF
-installing $STATICPERL/src/perl-$PERLVER
-to $PREFIX
+      mkdir "$STATICPERL/patched"
+
+      ln -sf "$PERL_PREFIX" "$STATICPERL/perl" # might get overwritten
+      rm -rf "$PERL_PREFIX"                    # by this rm -rf
+
+      "$MAKE" install || fatal "make install: error while installing"
+
+      rcd "$PERL_PREFIX"
+
+      # create a "make install" replacement for CPAN
+      write_shellscript SP-make-install-make <<'EOF'
+#CAT make-install-make.sh
 EOF
 
-   rm -rf "$PREFIX"
-   
-   make install || fatal "make install: error while installing"
-
-   rcd "$PREFIX"
-
-   # create a "make install" replacement for CPAN
-   cat >"$PREFIX"/bin/cpan-make-install <<EOF
-make install UNINST=1
-if find blib/arch/auto -type f | grep -q -v .exists; then
-   echo Probably an XS module, rebuilding perl
-   make perl
-   rm -f "$PREFIX"/bin/perl
-   make -f Makefile.aperl inst_perl
-   make -f Makefile.aperl map_clean
-fi
+      # create a "patch modules" helper
+      write_shellscript SP-patch-postinstall <<'EOF'
+#CAT patch-postinstall.sh
 EOF
-   chmod 755 "$PREFIX"/bin/cpan-make-install
 
-   # trick CPAN into avoiding ~/.cpan completely
-   echo 1 >"$PREFIX/lib/CPAN/MyConfig.pm"
+      "$PERL_PREFIX/bin/SP-patch-postinstall"
+
+      # help to trick CPAN into avoiding ~/.cpan completely
+      echo 1 >"$PERL_PREFIX/lib/CPAN/MyConfig.pm"
+
+      # we call cpan with -MCPAN::MyConfig in this script, which
+      # is strictly unnecssary as we have to patch CPAN anyway,
+      # so consider it "for good measure".
+      "$PERL_PREFIX"/bin/perl -MCPAN::MyConfig -MCPAN -e '
+         CPAN::Shell->o (conf => urllist => push => "'"$CPAN"'");
+         CPAN::Shell->o (conf => q<cpan_home>, "'"$STATICPERL"'/cpan");
+         CPAN::Shell->o (conf => q<init>);
+         CPAN::Shell->o (conf => q<cpan_home>, "'"$STATICPERL"'/cpan");
+         CPAN::Shell->o (conf => q<build_dir>, "'"$STATICPERL"'/cpan/build");
+         CPAN::Shell->o (conf => q<prefs_dir>, "'"$STATICPERL"'/cpan/prefs");
+         CPAN::Shell->o (conf => q<histfile> , "'"$STATICPERL"'/cpan/histfile");
+         CPAN::Shell->o (conf => q<keep_source_where>, "'"$STATICPERL"'/cpan/sources");
+         CPAN::Shell->o (conf => q<make_install_make_command>, "'"$PERL_PREFIX"'/bin/SP-make-install-make");
+         CPAN::Shell->o (conf => q<prerequisites_policy>, q<follow>);
+         CPAN::Shell->o (conf => q<build_requires_install_policy>, q<no>);
+         CPAN::Shell->o (conf => q<prefer_installer>, "EUMM");
+         CPAN::Shell->o (conf => q<commit>);
+      ' || fatal "error while initialising CPAN"
+
+      touch "$PERL_PREFIX/staticstamp.install"
+   fi
 
-   "$PREFIX"/bin/perl -MCPAN -e '
-      CPAN::Shell->o (conf => urllist => push => "'"$CPAN"'");
-      CPAN::Shell->o (conf => q<cpan_home>, "'"$STATICPERL"'/cpan");
-      CPAN::Shell->o (conf => q<init>);
-      CPAN::Shell->o (conf => q<cpan_home>, "'"$STATICPERL"'/cpan");
-      CPAN::Shell->o (conf => q<build_dir>, "'"$STATICPERL"'/cpan/build");
-      CPAN::Shell->o (conf => q<prefs_dir>, "'"$STATICPERL"'/cpan/prefs");
-      CPAN::Shell->o (conf => q<histfile> , "'"$STATICPERL"'/cpan/histfile");
-      CPAN::Shell->o (conf => q<keep_source_where>, "'"$STATICPERL"'/cpan/sources");
-      CPAN::Shell->o (conf => q<make_install_make_command>, "'"$PREFIX"'/bin/cpan-make-install");
-      CPAN::Shell->o (conf => q<prerequisites_policy>, q<follow>);
-      CPAN::Shell->o (conf => q<build_requires_install_policy>, q<no>);
-      CPAN::Shell->o (conf => q<commit>);
-   ' || fatal "error while initialising CPAN"
-
-   NOCHECK_INSTALL=+
-   instcpan $STATICPERL_MODULES
-   [ $EXTRA_MODULES ] && instcpan $EXTRA_MODULES
+   if ! [ -e "$PERL_PREFIX/staticstamp.postinstall" ]; then
+      NOCHECK_INSTALL=+
+      instcpan $STATICPERL_MODULES
+      [ $EXTRA_MODULES ] && instcpan $EXTRA_MODULES
 
-   postinstall || fatal "postinstall hook failed"
+      postinstall || fatal "postinstall hook failed"
 
-   touch "$PREFIX/staticstamp.install"
+      touch "$PERL_PREFIX/staticstamp.postinstall"
+   fi
 }
 
 #############################################################################
@@ -311,7 +399,7 @@
 EOF
 
    for mod in "$@"; do
-      "$PREFIX"/bin/perl -MCPAN -e 'notest install => "'"$mod"'"' \
+      "$PERL_PREFIX"/bin/perl -MCPAN::MyConfig -MCPAN -e 'notest install => "'"$mod"'"' \
          || fatal "$mod: unable to install from CPAN"
    done
    rm -rf "$STATICPERL/build"
@@ -333,59 +421,35 @@
       echo $mod
       (
          rcd $mod
-         make -f Makefile.aperl map_clean >/dev/null 2>&1
-         make distclean >/dev/null 2>&1
-         "$PREFIX"/bin/perl Makefile.PL || fatal "$mod: error running Makefile.PL"
-         make || fatal "$mod: error building module"
-         "$PREFIX"/bin/cpan-make-install || fatal "$mod: error installing module"
-         make distclean >/dev/null 2>&1
+         "$MAKE" -f Makefile.aperl map_clean >/dev/null 2>&1
+         "$MAKE" distclean >/dev/null 2>&1
+         "$PERL_PREFIX"/bin/perl Makefile.PL || fatal "$mod: error running Makefile.PL"
+         "$MAKE" || fatal "$mod: error building module"
+         "$PERL_PREFIX"/bin/SP-make-install-make install || fatal "$mod: error installing module"
+         "$MAKE" distclean >/dev/null 2>&1
          exit 0
       ) || exit $?
    done
 }
 
 #############################################################################
-# do schmorpy stuff
-
-MODSRCDIR=~/src
-
-instmodsrc() {
-   for mod in "$@"; do
-      instmod_src "$MODSRCDIR/$mod"
-   done
-}
-
-install_schmorp() {
-   install
-
-   instcpan Data::Dump Term::ReadLine::Perl Term::ANSIColor Term::ReadKey
-   instcpan Digest::SHA Digest::MD6 Digest::SHA256 Digest::MD4 Digest::HMAC_MD5 Digest::HMAC_MD6 Digest::FNV
-   #instcpan Net::SSLeay # requires static -ldl
-
-   instmodsrc common-sense Crypt-Twofish2 Array-Heap Convert-Scalar Compress-LZF JSON-XS
-   instmodsrc EV Guard Async-Interrupt IO-AIO
-   instmodsrc AnyEvent AnyEvent-AIO Coro AnyEvent-HTTP
-   instmodsrc Linux-Inotify2 EV-Loop-Async
-
-   instcpan AnyEvent::HTTPD
-}
-
-#############################################################################
 # main
 
 podusage() {
    echo
-   if [ -e "$PREFIX/bin/perl" ]; then
-      "$PREFIX/bin/perl" -MPod::Usage -e \
+
+   if [ -e "$PERL_PREFIX/bin/perl" ]; then
+      "$PERL_PREFIX/bin/perl" -MPod::Usage -e \
          'pod2usage -input => *STDIN, -output => *STDOUT, -verbose => '$1', -exitval => 0, -noperldoc => 1' <"$0" \
          2>/dev/null && exit
    fi
+
    # try whatever perl we can find
    perl -MPod::Usage -e \
       'pod2usage -input => *STDIN, -output => *STDOUT, -verbose => '$1', -exitval => 0, -noperldoc => 1' <"$0" \
       2>/dev/null && exit
 
-   fatal "displaying documentation requires a working perl - try '$0 install' first"
+   fatal "displaying documentation requires a working perl - try '$0 install' to build one in a safe location"
 }
 
 usage() {
@@ -395,7 +459,7 @@
 catmkbundle() {
    {
       read dummy
-      echo "#!$PREFIX/bin/perl"
+      echo "#!$PERL_PREFIX/bin/perl"
       cat
    } <<'MKBUNDLE'
 #CAT mkbundle
@@ -403,50 +467,60 @@
 }
 
 bundle() {
+   MKBUNDLE="${MKBUNDLE:=$PERL_PREFIX/bin/SP-mkbundle}"
    catmkbundle >"$MKBUNDLE~" || fatal "$MKBUNDLE~: cannot create"
    chmod 755 "$MKBUNDLE~" && mv "$MKBUNDLE~" "$MKBUNDLE"
-   "$PREFIX/bin/perl" -- "$MKBUNDLE" "$@"
+   CACHE="$STATICPERL/cache"
+   mkdir -p "$CACHE"
+   "$PERL_PREFIX/bin/perl" -- "$MKBUNDLE" --cache "$CACHE" "$@"
 }
 
 if [ $# -gt 0 ]; then
    while [ $# -gt 0 ]; do
       mkdir -p "$STATICPERL" || fatal "$STATICPERL: cannot create"
-      mkdir -p "$PREFIX" || fatal "$PREFIX: cannot create"
+      mkdir -p "$PERL_PREFIX" || fatal "$PERL_PREFIX: cannot create"
 
       command="${1#--}"; shift
       case "$command" in
-         fetch | configure | build | install | clean | distclean)
-            verblock <<EOF
-$command
-EOF
-            "$command"
+         version )
+            echo "staticperl version $VERSION"
+            ;;
+         fetch | configure | build | install | clean | realclean | distclean)
+            ( "$command" ) || exit
             ;;
          instsrc )
-            instsrc "$@"
+            ( instsrc "$@" ) || exit
             exit
             ;;
          instcpan )
-            instcpan "$@"
+            ( instcpan "$@" ) || exit
             exit
             ;;
-         instschmorp )
-            install_schmorp
+         perl )
+            ( install ) || exit
+            exec "$PERL_PREFIX/bin/perl" "$@"
+            exit
             ;;
          cpan )
-            install
-            "$PREFIX/bin/cpan" "$@"
+            ( install ) || exit
+            exec "$PERL_PREFIX/bin/cpan" "$@"
             exit
             ;;
          mkbundle )
-            install
+            ( install ) || exit
             bundle "$@"
             exit
             ;;
          mkperl )
-            install
+            ( install ) || exit
             bundle --perl "$@"
             exit
             ;;
+         mkapp )
+            ( install ) || exit
+            bundle --app "$@"
+            exit
+            ;;
          help )
             podusage 2
             ;;