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/**
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* $Id: file_demo.c,v 1.1.1.1 2008-04-28 17:32:53 mbroeker Exp $
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* $Source: /development/c/demos/file_demo.c,v $
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*
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <sys/types.h>
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#include <string.h>
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#include <fcntl.h>
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int main (int argc, char **argv)
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{
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int fd1;
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int fd2;
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int mode;
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char *str = "Schreib mal was!";
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if (argc != 2)
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return -1;
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mode = strtoul (argv[1], NULL, 8);
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system ("/bin/rm -f /home/mbroeker/Desktop/test1.txt");
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system ("/bin/rm -f /home/mbroeker/Desktop/test2.txt");
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/*
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* Opens ReadOnly
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*/
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fd1 = open ("/home/mbroeker/Desktop/test1.txt", O_CREAT, mode);
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fd2 = open ("/home/mbroeker/Desktop/test2.txt", O_RDWR | O_CREAT, mode);
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if (fd1)
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if (write (fd1, str, strlen (str)) == -1)
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perror ("FD1");
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if (fd2)
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if (write (fd2, str, strlen (str) + 1) == -1)
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perror ("FD2");
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close (fd1);
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close (fd2);
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return 0;
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}
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