The fact that #! line is executed by J and depends on it being innocuous has always been unfortunate. Something I intend to fix eventually. Meanwhile things like - that that cause execution failures must be avoided in the path used in #! scripts.
On Thu, Sep 29, 2011 at 7:02 PM, bill lam <[email protected]> wrote: > jb is a symlink to the actual jconsole. I use ja for j602 while jb for > j701. > Linux kernel has no problem if the shebang line was > > #!/usr/local/j64-701/bin/jconsole > > But J interpreter knows nothing about the special meaning of #! and it will > try to > execute the whole line as if it is a normal J sentence and will raise error > > try type these sentence in jconsole session. > > #!/foo/bar/bla > #!/foo/bar/bla+bla > #!/foo/bar/bla-64 > > Чтв, 29 Сен 2011, David Ward Lambert писал(а): > > Response to John Baker's request for unix shell script > > Message-ID: > > <CABc=tNyZuqgGK4tL0aRAXRkb7=ozddfo9pyfol2p+zuaau4...@mail.gmail.com> > > and a follow on to bill lam's message > > Message-ID: <[email protected]> > > > > I do not know what Bill's jb program is and have been unable to > > execute j scripts that start with #! /path/jconsole > > Instead I use a bigger hammer: exec > > The j script can appear in the shell script as shown. > > Warning, I modified his j code without testing. (A further optimization > > would be to read only the last character of the file.) > > Quoting 'EOF' prohibits parameter expansion in the here document. j > > programs often contain $ . Copy the following to file (say s.sh), > > follow it's instructions. > > > > #!/bin/bash > > > > # $ chmod +rx s.sh # change mode to executable > > # $ ./s.sh *suspects* # append new lines if necessary to suspect files > > > > F=/tmp/j.ijs > > > > cat<<'EOF'>$F # copy here document to EOF to file of expanded $F > > 3 : 0'' NB. If necessary, append LF to files listed on command line > > for_f. }.ARGV_j_ do. > > if. LF~:{:1!:1 f do. > > stdout LF,>f > > LF 1!:3 f > > end. > > end. > > ) > > exit 0 > > EOF > > > > J=/usr/local/j64-701/bin/jconsole > > > > exec $J $F $* > > > > > > ---------------------------------------------------------------------- > > For information about J forums see http://www.jsoftware.com/forums.htm > > -- > regards, > ==================================================== > GPG key 1024D/4434BAB3 2008-08-24 > gpg --keyserver subkeys.pgp.net --recv-keys 4434BAB3 > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm > ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
