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xfopena.c
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C/C++ Source or Header
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1992-05-05
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399b
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22 lines
/* $Revision: 1.1 $
**
*/
#include <stdio.h>
#include <fcntl.h>
/*
** Open a file in append mode. Since not all fopen's set the O_APPEND
** flag, we do it by hand.
*/
FILE *
xfopena(p)
char *p;
{
int fd;
/* We can't trust stdio to really use O_APPEND, so open, then fdopen. */
fd = open(p, O_WRONLY | O_APPEND | O_CREAT, 0666);
return fd >= 0 ? fdopen(fd, "a") : NULL;
}