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/* ISC license. */
#include <sys/types.h>
#include <errno.h>
#include <skalibs/allreadwrite.h>
#include <skalibs/djbunix.h>
static ssize_t readnclose (int fd, char *s, size_t n)
{
size_t r ;
errno = 0 ;
r = allread(fd, s, n) ;
if (errno)
{
int e = errno ;
fd_close(fd) ;
errno = e ;
return -1 ;
}
fd_close(fd) ;
if (r < n) errno = EPIPE ;
return r ;
}
ssize_t openreadnclose (char const *file, char *s, size_t n)
{
int fd = open_readb(file) ;
return fd < 0 ? fd : readnclose(fd, s, n) ;
}
ssize_t openreadnclose_nb (char const *file, char *s, size_t n)
{
int fd = open_read(file) ;
return fd < 0 ? fd : readnclose(fd, s, n) ;
}
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