diff --git a/write_or_die.c b/write_or_die.c
index 630be4cb9414b1686a5ad86a4d5166f2828096f1..4c29255df1b637f93ab3d59e0dcab1fa3b40e10b 100644 (file)
--- a/write_or_die.c
+++ b/write_or_die.c
return;
}
if (fflush(f)) {
return;
}
if (fflush(f)) {
- if (errno == EPIPE)
+ /*
+ * On Windows, EPIPE is returned only by the first write()
+ * after the reading end has closed its handle; subsequent
+ * write()s return EINVAL.
+ */
+ if (errno == EPIPE || errno == EINVAL)
exit(0);
die("write failure on %s: %s", desc, strerror(errno));
}
}
exit(0);
die("write failure on %s: %s", desc, strerror(errno));
}
}
-ssize_t read_in_full(int fd, void *buf, size_t count)
-{
- char *p = buf;
- ssize_t total = 0;
-
- while (count > 0) {
- ssize_t loaded = xread(fd, p, count);
- if (loaded <= 0)
- return total ? total : loaded;
- count -= loaded;
- p += loaded;
- total += loaded;
- }
-
- return total;
-}
-
-ssize_t write_in_full(int fd, const void *buf, size_t count)
-{
- const char *p = buf;
- ssize_t total = 0;
-
- while (count > 0) {
- ssize_t written = xwrite(fd, p, count);
- if (written < 0)
- return -1;
- if (!written) {
- errno = ENOSPC;
- return -1;
- }
- count -= written;
- p += written;
- total += written;
- }
-
- return total;
-}
-
void fsync_or_die(int fd, const char *msg)
{
if (fsync(fd) < 0) {
void fsync_or_die(int fd, const char *msg)
{
if (fsync(fd) < 0) {