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authorLukas Larsson <[email protected]>2017-09-11 15:15:57 +0200
committerLukas Larsson <[email protected]>2017-09-11 15:15:57 +0200
commit3b916092c488ef9d1fe93ab9c0afda88d589d97e (patch)
tree07ef98d2993f4c7da9df355371628528248584f5 /erts/emulator/drivers
parentc15bb1698267ae64aac08b3b48040c44174700e5 (diff)
parent69721d73cb00e31e6b27ccdd363991cb1965b869 (diff)
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Merge branch 'lukas/erts/non-smp-removal-cleanup/OTP-14518'
* lukas/erts/non-smp-removal-cleanup/OTP-14518: Make estone work with older releases erts: Allow read in ttsl driver to return EAGAIN syntax_tools: Fix makefile dep erts: non-smp removal cleanup in erlexec
Diffstat (limited to 'erts/emulator/drivers')
-rw-r--r--erts/emulator/drivers/unix/ttsl_drv.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/erts/emulator/drivers/unix/ttsl_drv.c b/erts/emulator/drivers/unix/ttsl_drv.c
index f3c1aa1c4a..8efe35e321 100644
--- a/erts/emulator/drivers/unix/ttsl_drv.c
+++ b/erts/emulator/drivers/unix/ttsl_drv.c
@@ -892,8 +892,8 @@ static void ttysl_from_tty(ErlDrvData ttysl_data, ErlDrvEvent fd)
tpos = 0;
}
}
- } else {
- DEBUGLOG(("ttysl_from_tty: driver failure in read(%d,..) = %d\n", (int)(SWord)fd, i));
+ } else if (errno != EAGAIN && errno != EWOULDBLOCK) {
+ DEBUGLOG(("ttysl_from_tty: driver failure in read(%d,..) = %d (errno = %d)\n", (int)(SWord)fd, i, errno));
driver_failure(ttysl_port, -1);
}
}