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  #1  
Old January 17th, 2003, 06:36 AM
gamgee gamgee is offline
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c++ devel in linux

Im using suse 8.1, but having always used windows, I am finding linux quite frustrating.

First of all, I cannot seem to compile almost anything, with g++. It does not seem to recognise iostream commands like cout and cin, though it does not throw an error for including <iostream>. Are there librarys I must include when compiling with g++?

It does compile a simple main fuction that only calls a printf statement. I try to run the compilation with the ./ command but it comes up permission denied. The ./ command seemed to work for me when I was using RedHat 7.1. Is there another command? Or have I some setting that does not let me run files through the console?

I hope the above has made some sense.

I look forward to any advise.

Thanking you in advance,
Samwise Gamgee

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Old January 17th, 2003, 10:11 AM
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Please do not crosspost the same thing in two different forums.

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Old January 17th, 2003, 12:19 PM
gamgee gamgee is offline
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cool. np.

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Old January 31st, 2003, 03:27 PM
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Re: c++ devel in linux

Quote:
Originally posted by gamgee
It does compile a simple main fuction that only calls a printf statement. I try to run the compilation with the ./ command but it comes up permission denied. The ./ command seemed to work for me when I was using RedHat 7.1. Is there another command? Or have I some setting that does not let me run files through the console?


A quick, stupid question on that. What are the permissions set to? I'm not sure what the error message would be if the executable permission is not set, but that seems like a first thing to check.

BTW, I've not yet tried to compile a C++ program under Linux, so I'm not sure what could be wrong with your I/O streams.

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Old January 31st, 2003, 03:39 PM
M.Hirsch M.Hirsch is offline
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gcc would set the right permissions for the output file. the problem is somewhere else.
are you on a different filesystem than your /bin (/usr/bin)?

maybe someone thought it would be a good idea to not allow users to execute any programs that donīt belong to the basis system? - just a guess... or are you running a FAT filesystem for your home directories so you can access it from windows too...

1000 possible problems...
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  #6  
Old January 31st, 2003, 04:06 PM
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Re: c++ devel in linux

Quote:
Originally posted by gamgee
First of all, I cannot seem to compile almost anything, with g++. It does not seem to recognise iostream commands like cout and cin, though it does not throw an error for including <iostream>. Are there librarys I must include when compiling with g++?

Did you try putting this line somewhere on top under the #includes
Code:
using namespace std;


IIRC, the old g++ (2.95 or so) would compile certain code with or without this line, but a later version (3.xx) would barf, if it wasn't there.

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  #7  
Old January 31st, 2003, 04:18 PM
gamgee gamgee is offline
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I think you could be on something there Mr. Hirsh. It was on a partition of the fat file system, that was also accessible by windows. I worked around (cheated) what ever the problem was by coping the necessary files, to my home directory, where they run fine.
Thanks for all the input guys.

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  #8  
Old January 31st, 2003, 04:30 PM
M.Hirsch M.Hirsch is offline
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The nameīs Hirsch, sch, not ch. thank you.
good nite.

(if you wanna know why i am that bad-mooded, read this: )

usenet is here

not related to your post at all! just a general issue here since a few days... please donīt take it as an personal issue

again, no relation to your thread here. please donīt misunderstand...

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  #9  
Old January 31st, 2003, 04:53 PM
gamgee gamgee is offline
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Red face

Soz about that, I'm not much of a speller, M.Hirsch.
nn.

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  #10  
Old February 1st, 2003, 02:42 AM
M.Hirsch M.Hirsch is offline
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donīt worry, no problem
(as you can tell, i am in much better shape now after getting the sleep i was missing this week...)

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