git/write_or_die.c

46 строки
831 B
C

#include "cache.h"
void write_or_die(int fd, const void *buf, size_t count)
{
const char *p = buf;
ssize_t written;
while (count > 0) {
written = xwrite(fd, p, count);
if (written == 0)
die("disk full?");
else if (written < 0) {
if (errno == EPIPE)
exit(0);
die("write error (%s)", strerror(errno));
}
count -= written;
p += written;
}
}
int write_or_whine(int fd, const void *buf, size_t count, const char *msg)
{
const char *p = buf;
ssize_t written;
while (count > 0) {
written = xwrite(fd, p, count);
if (written == 0) {
fprintf(stderr, "%s: disk full?\n", msg);
return 0;
}
else if (written < 0) {
if (errno == EPIPE)
exit(0);
fprintf(stderr, "%s: write error (%s)\n",
msg, strerror(errno));
return 0;
}
count -= written;
p += written;
}
return 1;
}