UNIX/Linux Programming - C++ Forum

Hey guys, Is there a smart way to add a date/time string to my program so when it starts up it can say this has been compiled on (date) and (time). I know...

[4 replies] Last: Yes, doing a touch should be fine it will force make to recompile. Yo... (by bnbertha)

by alanna

Sorting values?

I have a program to enter a number of values and their respective probabilities as vectors/arrays. I am trying to figure out how to write a loop saying(for ev...

[1 reply] : Use the standard algorithm sort () or stable_sort () (whichever you ... (by Duthomhas)

by mannam srinivas

error: rw/regexp.h: No such file or directory

Hello every one, i am trying to compile c++ modules. while compiling a module i am getting the following error. cdbh_RecordStore.C:32:23: error: rw/reg...

[no replies]

by vvadan

Program crash on exit?

hai i have an application running on AIX 5.2 in C++ when iam trying to execute the application, everything is going fine, but on exit its getting core...

[4 replies] Last: It's very difficult to help without seeing the code. The way to use t... (by bnbertha)

by helios

[solved] Segmentation fault and std::clog.rdbuf()

I'm getting a segmentation fault after main() returns: #include <iostream> #include <fstream> int main(){ std::ofstream logfile("log.txt"); st...

[2 replies] Last: It worked. Thanks. (by helios)

by mlussi

Again, Segfaults....

Good morning. Again I'm here because of a segfault in my program. I don't know where it comes from, because it worked correctly before i've had my g++ update...

[4 replies] Last: Alright, it seems to be what you said. I changed the value of "team" a... (by mlussi)

by swordfish622

how to open big files

Hi, just wanted to know how to open a file with filesize greater than 3gb using fopen() command or is there another way of doing it aside from fopen().

[5 replies] Last: It depends on the OS. Older OSes might give you trouble if you don't u... (by Duthomhas)

by lazyfox

why my program crash?

Hi experts, I have a software package coming with some shared libraries including libgcc_s.so.1 & libstdc++.so.5 together with other private (to the software...

[5 replies] Last: Yes it looks like you are right. The most likely thing is a problem w... (by bnbertha)

by XTZGZoReX

Kill CTRL+C!

Well, title says it all. Is there any way at all that I can make some sort of hook (I guess I can call it that?) to remove the feature of quitting my program...

[5 replies] Last: I don't know whether the OP wants to stop the SIGINT at source or stop... (by bnbertha)

by alanna

probability

I have done some basic programming, but am a beginner. I am trying to write a program to calculate first order statistic distributions. so far i have a program ...

[1 reply] : huh, it's really really difficult to understand - why don't you try to... (by amrok)

by fermar84

ofstream weird behavior, sometimes it works, sometimes it doesnt

Greetings, I have the following problem: I have a C++ program that reads a file in hex format, decodes it, and prints the decoded fields to a tab separated ...

[19 replies] Last: Mmmm, ok, if anyone comes out with an idea of the problem i would like... (by fermar84)

by mannam srinivas

c++ compilation errors

Hello every one, while compiling c++ modules. i am getting the following 2 errors. 1) /root/cc/unix-ce/root/subsys/cb/cdbh/include/cdbh_TransferFileHead...

[4 replies] Last: It's hard to add to what I have already said without seeing the code. ... (by bnbertha)

by Derek

Adding user using C++

Hi, I'm new to this, therefore i would like to enquire on some idea to get me starting. - What kind of head do I need - What is the code i need for inputing...

[6 replies] Last: getpwent() gets the next entry in the password file. Each time it is ... (by bnbertha)

by anthony830121

minesweeper game

moved to beginners

[2 replies] Last: Nevermind =) (by mikeb570)

by anthony830121

textual tic tac toe and minesweeper

moved to beginners

[3 replies] Last: ok sorry, ill move it (by anthony830121)

by kjsr

system() raising SIGTERM

I'm using the system() call to run the ps command on my PID and redirect the output to a file. "ps -fp <pid> > /tmp/filename.<pid> The system() call return...

[1 reply] : I'm not sure why you're getting a SIGTERM , a SIGCHLD yes. Using... (by bnbertha)

by vvadan

Linking socket++

Hi, Iam very much new to programming and C++ please help me I have an application that uses socket++ classes on Unix (AIX) environment I have included #...

[1 reply] : Unless the sockinet.h and related include files, and the ... I ... (by Duthomhas)

by theChameleon

path name

hello, what functions do i have to use to check the validity of a directory path the user entered? example check that "/usr/" is ok but "wegdfhoiehgboarj" is...

[2 replies] Last: You could also use Boost::FileSystem :) (by Zaita)

by theChameleon

execl() number of args

hello, what must i write in my program to ensure that whenever i call execl, the correct number of arguments are passed into it? example, if i write the code...

[2 replies] Last: thanks for your reply... :D (by theChameleon)

by theChameleon

problem with chars

string words[...]; ... char * args ; for(int i = 0; i < numOfWords; i++){ const int wordLen = words .length(); char tempChar ; for(int k =...

[2 replies] Last: thanks a million, man. that helped! yeah, i figured that they are p... (by theChameleon)

C++

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UNIX/Linux Programming - July 2008