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Monster Media 1994 #1
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PROG_C
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STRIPEOF.C
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C/C++ Source or Header
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1994-04-03
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1KB
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62 lines
/*
** STRIPEOF.C
**
** public domain demo by Bob Stout
*/
#include <stdio.h>
#include <stdlib.h>
#include <io.h>
#include <fcntl.h>
#define BUFSIZE 16384
int main(int argc, char *argv[])
{
char *buf;
if (2 > argc)
{
puts("Usage: STRIPEOF filename1 [...filenameN]");
return EXIT_FAILURE;
}
if (NULL == (buf = malloc(BUFSIZE)))
{
puts("STRIPEOF internal failure");
return EXIT_FAILURE;
}
while (--argc)
{
int fd;
size_t bytes;
int found = 0;
long zpos = 0L;
if (-1 == (fd = open(*(++argv), O_RDWR | O_BINARY)))
{
printf("Couldn't open %s\n", *argv);
return EXIT_FAILURE;
}
while (0 < (bytes = read(fd, buf, BUFSIZE)))
{
int i;
for (i = 0; i < (int)bytes; ++i)
{
if (('Z' - 64) == buf[i])
{
found = 1;
zpos += i;
break;
}
}
if (found)
break;
zpos += bytes;
}
if (found)
chsize(fd, zpos);
}
return EXIT_SUCCESS;
}