serial_open.c File Reference

Implements OP_SERIAL_OPEN to open and configure a serial port. More...

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Functions
	free_value (baudv)
	free_value (pathv)
	push_value (vm, make_int(fd > 0 ? fd :0))

Variables
case	OP_SERIAL_OPEN
Value	pathv = pop_value(vm)
int	fd = 0
	break

Detailed Description

Implements OP_SERIAL_OPEN to open and configure a serial port.

Behavior:

• Pops baud_rate (int) and device path (string); opens and configures the port; pushes fd (>0) or 0 on failure.
• Only available on UNIX-like systems; Windows is unsupported and returns 0.

Errors:

• On wrong types or OS errors, prints an error message and returns 0.

Definition in file serial_open.c.

Function Documentation

free_value() [1/2]

free_value

(

baudv

)

free_value() [2/2]

free_value

(

pathv

)

push_value()

push_value	(	vm	,
		make_int(fd > 0 ? fd :0)	)

Variable Documentation

break

break

Definition at line 189 of file serial_open.c.

fd

void fd = 0

Definition at line 92 of file serial_open.c.

OP_SERIAL_OPEN

case OP_SERIAL_OPEN

Definition at line 88 of file serial_open.c.

pathv

Value pathv = pop_value(vm)

Definition at line 91 of file serial_open.c.