From: Jeremy Harris Date: Tue, 17 Dec 2019 16:55:25 +0000 (+0000) Subject: Handle EINTR from transport-pipe write X-Git-Url: https://git.exim.org/users/jgh/exim.git/commitdiff_plain/a76f64c3d496f6e448db3fb0c88fb15c2d1d99db Handle EINTR from transport-pipe write --- diff --git a/src/src/deliver.c b/src/src/deliver.c index 28a1174af..733fe6ff5 100644 --- a/src/src/deliver.c +++ b/src/src/deliver.c @@ -4147,10 +4147,14 @@ if (PIPE_HEADER_SIZE != snprintf(CS pipe_header, PIPE_HEADER_SIZE+1, "%c%c%05ld" DEBUG(D_deliver) debug_printf("header write id:%c,subid:%c,size:%ld,final:%s\n", id, subid, (long)size, pipe_header); -if ((ret = writev(fd, iov, 2)) != total_len) - log_write(0, LOG_MAIN|LOG_PANIC_DIE, - "Failed writing transport result to pipe (%ld of %ld bytes): %s", - (long)ret, (long)total_len, ret == -1 ? strerror(errno) : "short write"); +for (int retries = 10; retries > 0; retries--) + { + if ((ret = writev(fd, iov, 2)) == total_len) return; + if (ret != -1 || errno != EINTR) break; + } +log_write(0, LOG_MAIN|LOG_PANIC_DIE, + "Failed writing transport result to pipe (%ld of %ld bytes): %s", + (long)ret, (long)total_len, ret == -1 ? strerror(errno) : "short write"); } /*************************************************