diff options
Diffstat (limited to 'erts/etc/unix/run_erl.c')
| -rw-r--r-- | erts/etc/unix/run_erl.c | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/erts/etc/unix/run_erl.c b/erts/etc/unix/run_erl.c index debd643da7..725343d701 100644 --- a/erts/etc/unix/run_erl.c +++ b/erts/etc/unix/run_erl.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1996-2016. All Rights Reserved. + * Copyright Ericsson AB 1996-2017. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -553,7 +553,7 @@ static void pass_on(pid_t childpid) FD_ZERO(&readfds); FD_ZERO(&writefds); } else { - /* Some error occured */ + /* Some error occurred */ ERRNO_ERR0(LOG_ERR,"Error in select."); exit(1); } @@ -627,12 +627,14 @@ static void pass_on(pid_t childpid) status("Pty master read; "); #endif if ((len = sf_read(mfd, buf, BUFSIZ)) <= 0) { + int saved_errno = errno; sf_close(rfd); if(wfd) sf_close(wfd); sf_close(mfd); unlink(fifo1); unlink(fifo2); if (len < 0) { + errno = saved_errno; if(errno == EIO) ERROR0(LOG_ERR,"Erlang closed the connection."); else @@ -863,7 +865,7 @@ static int open_log(int log_num, int flags) if (write_all(lfd, buf, strlen(buf)) < 0) status("Error in writing to log.\n"); -#if USE_FSYNC +#ifdef USE_FSYNC fsync(lfd); #endif @@ -893,7 +895,7 @@ static void write_to_log(int* lfd, int* log_num, char* buf, int len) status("Error in writing to log.\n"); } -#if USE_FSYNC +#ifdef USE_FSYNC fsync(*lfd); #endif } @@ -1342,13 +1344,12 @@ static int sf_open(const char *path, int type, mode_t mode) { return fd; } -static int sf_close(int fd) { - int res = 0; - - do { res = close(fd); } while(fd < 0 && errno == EINTR); - return res; +static int sf_close(int fd) { + /* "close() should not be retried after an EINTR" */ + return close(fd); } + /* Extract any control sequences that are ment only for run_erl * and should not be forwarded to the pty. */ |