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how to fork in this case ?
Hello I have a problem to fork ... In fact my command is like "cd /pathy/; runny -arg1 AA -arg2 BB" runny is an executable in the directory pathy. Before, I made a system call like : system("cd /pathy/; runny -arg1 AA -arg2 BB") system open a shell then run the line... -
Hello Is anyone know where I can
Hello Is anyone know where I can find the sources of a nice matrix class ... ? Thank you very much lcout -
how to do pipes in C
Oh ... Ok ... anyway I am sick today ... it is my excuse ... I should not answers ... marsd is right ... I absolutly didn't get the question in fact ... here a small example with my apologize : about popen #include <stdio.h> int main (int argc, char **argv) { FILE* flux; char... -
how to do pipes in C
There is no special tricky things to do this. On the most system, the pipe ( | ) or redirection ( < ) is the same than the standard IO of your C program. you just have to remember than the IO is a text line. if you make a program (Ony) witch return the letter "T" or what ever... -
Read keyboard input
here a simple code ... #include <stdio.h> #include <stdlib.h> #include <string.h> #include <curses.h> char * ready(const char *); int main(void) { char * wordy; wordy = ready("\nwrite your texte : "); printf("\n result is : %s\n", wordy)... -
How system() works?
re re Hello then the best to see it is to try this #include <stdlib.h> int main(int argc, char **argv) { system("ls -l"); return 0; } there is abolutly no dependances between main's arguments and what you write in the system line. except if you construct the "ls... -
Linking multiple executables in C++ (Unix)
Re Hello My answers is in the other post about linking ... The only thing I want to write more is that the word "link" as nothing to do with the system call ... usually when you have only libraries (without main function) ... you compile with the -c option and you create an objetc... -
Linking multiple programs
Hello By the small code you wrote, the first things to say is that it is correct. Then the core dump might come from what you are putting in the system call eg : "program1" "program2" etc ... I mean the core dump come from the other programs. If I have no choice than... -
Core dumped with Vector in C++
I am not very sure if I will answer correctly ... but here there is my first answers of all. I think you forgot to feed your vector in the struc A_Bucket this what I tested : #include<vector> #include <iostream> using namespace std; struct A_key { char *key; long total; }; struct...
