Goto - UNIX v6 Manual Questions


 
Thread Tools Search this Thread
Top Forums Shell Programming and Scripting Goto - UNIX v6 Manual Questions
# 8  
Old 12-26-2014
Again thank you for all the answers. Smilie

Perderabo said:
Quote:
The goto command used some magic to reposition the shell's input file. This means the input file has to be seekable. A file on paper tape is an example of a non-seekable file.
Could you please explain this a bit more (regarding seekable).

Last edited by orbit; 01-02-2015 at 12:28 PM..
# 9  
Old 12-26-2014
The shell needs to search and find the target line for the goto in the input file, and jump there. Therefore, it needs to be randomly accessible, as are disk files.
Login or Register to Ask a Question

Previous Thread | Next Thread

9 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

A dash to GOTO or a dash from GOTO, that is the question...

Well, guys I saw a question about GOTO for Python. So this gave me the inspiration to attempt a GOTO function for 'dash', (bash and ksh too). Machine: MBP OSX 10.14.3, default bash terminal, calling '#!/usr/local/bin/dash'... This is purely a fun project to see if it is possible in PURE... (3 Replies)
Discussion started by: wisecracker
3 Replies

2. Shell Programming and Scripting

"goto" like command in UNIX

Hi, echo "yes or no?" read ans case $ans in *) echo "yes" ;; *) echo "no" ;; *) echo "yes or no only" #here, if the answer is not "Y" or "N", I want to go back to asking "yes or no?" (9 Replies)
Discussion started by: erin00
9 Replies

3. Shell Programming and Scripting

How to use GOTO stmt in Unix scripting?

my code does somthing like this: #!bin/ksh sqlplus / | While read id do temp=`echo $id` i = i+1 done j=0 while do --connecting to sql and executing a Stored proc for 1st id --checking for the status status = $? if error --need to... (1 Reply)
Discussion started by: RP09
1 Replies

4. UNIX for Dummies Questions & Answers

Manual run a script on UNIX

Hi,I'm currently working on an dev environment that has no jobs to run the scripts.How can I manual run the scripts. on Unix? ---------- Post updated at 05:45 AM ---------- Previous update was at 05:43 AM ---------- Is it something like this.... ../int/inbound>./filename.sh inputfilename ... (5 Replies)
Discussion started by: sonja
5 Replies

5. Shell Programming and Scripting

unix manual needed :)

hi guys... am new 2 dis unix world... am in need of a unix manual... cud sum1 pls post sum links 2 download it?>?>? :confused: Danks in advance... ;) ;) ;) (1 Reply)
Discussion started by: sundar_shankar
1 Replies

6. UNIX for Dummies Questions & Answers

New To Unix - Some Questions!

1) Can a script be made to ignore all signals. 2) Does the parent process always picks up the exit status of its children. 3) Can one program give rise to multiple processes. 4) Is a file is synonymous with a process. 5) Is the kill command only used to kill a running process. (1 Reply)
Discussion started by: yahoo14
1 Replies

7. Shell Programming and Scripting

Unix version of gosub or goto??

Is there a Unix (Solaris v8 ksh) version of the old basic command gosub or goto? I've researched the return command, but can't identify the command to return from. I am not trying to return from a function. Can someone give me a basic understanding of this please? Thanks so much in advance for... (3 Replies)
Discussion started by: gozer13
3 Replies

8. OS X (Apple)

UNIX Commands / Manual

Hi Does anyone know were to go (web link please?) to learn the BACIS of UNIX in OS X, I would like to know a little more about unix (for the apple) but seem to get lost in all the wen sites, and idealy find a site where i could download a manual for the unix shell in OS X. Any ideas? (4 Replies)
Discussion started by: adrianmoore
4 Replies

9. News, Links, Events and Announcements

Unix Manual (man-page) pages in HTML

LINK: Unix Manual (man page) pages in HTML http://www.rt.com/man/ : More then 100 Commands found on a Unix system mannual pages can be obtained/refered here. Good Link.. (1 Reply)
Discussion started by: killerserv
1 Replies
Login or Register to Ask a Question