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Windows: clear errors after port open.

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This commit is contained in:
Martin Ling
2013-12-17 17:19:55 +00:00
parent 950faaa94a
commit 537942c9ed
1 changed files with 6 additions and 1 deletions
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7
serialport.c
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@ -608,8 +608,9 @@ enum sp_return sp_open(struct sp_port *port, enum sp_mode flags)
DEBUG("Opening port %s", port->name); DEBUG("Opening port %s", port->name);
#ifdef _WIN32 #ifdef _WIN32
DWORD desired_access = 0, flags_and_attributes = 0; DWORD desired_access = 0, flags_and_attributes = 0, errors;
char *escaped_port_name; char *escaped_port_name;
COMSTAT status;
/* Prefix port name with '\\.\' to work with ports above COM9. */ /* Prefix port name with '\\.\' to work with ports above COM9. */
if (!(escaped_port_name = malloc(strlen(port->name + 5)))) if (!(escaped_port_name = malloc(strlen(port->name + 5))))
@ -727,6 +728,10 @@ enum sp_return sp_open(struct sp_port *port, enum sp_mode flags)
data.term.c_cflag |= (CLOCAL | CREAD | HUPCL); data.term.c_cflag |= (CLOCAL | CREAD | HUPCL);
#endif #endif
#ifdef _WIN32
ClearCommError(port->hdl, &errors, &status);
#endif
ret = set_config(port, &data, &config); ret = set_config(port, &data, &config);
if (ret < 0) { if (ret < 0) {