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- #if HAVE_CONFIG_H
- # include <config.h>
- #endif
- #include <sys/types.h>
- #include "full-write.h"
- #if HAVE_UNISTD_H
- # include <unistd.h>
- #endif
- #include <errno.h>
- #ifndef errno
- extern int errno;
- #endif
- size_t
- full_write (int desc, const char *ptr, size_t len)
- {
- size_t total_written = 0;
- while (len > 0)
- {
- ssize_t written = write (desc, ptr, len);
- if (written <= 0)
- {
-
- if (written == 0)
- errno = ENOSPC;
- #ifdef EINTR
- if (errno == EINTR)
- continue;
- #endif
- break;
- }
- total_written += written;
- ptr += written;
- len -= written;
- }
- return total_written;
- }
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