query.c File Reference

Query tool runtime library implementation. More...

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Macros
#define	HEALTH_CHECK_TIMEOUT_MS   10000
#define	HEALTH_CHECK_INTERVAL_MS   100
#define	HEALTH_CHECK_CONNECT_TIMEOUT_MS   500

Functions
int	query_init (int preferred_port)
	Initialize the query tool by spawning the controller process.
void	query_shutdown (void)
	Shutdown the query tool and terminate the controller process.
bool	query_is_active (void)
	Check if the query tool controller is currently active.
int	query_get_port (void)
	Get the port number of the active query server.

Detailed Description

Query tool runtime library implementation.

This provides the QUERY_INIT/QUERY_SHUTDOWN macros that applications use to auto-spawn the query controller process.

Platform support:

• Unix (macOS/Linux): Uses fork/exec to spawn controller
• Windows: Uses CreateProcess to spawn controller

Definition in file query.c.

Macro Definition Documentation

HEALTH_CHECK_CONNECT_TIMEOUT_MS

#define HEALTH_CHECK_CONNECT_TIMEOUT_MS   500

Definition at line 40 of file query.c.

HEALTH_CHECK_INTERVAL_MS

#define HEALTH_CHECK_INTERVAL_MS   100

Definition at line 39 of file query.c.

HEALTH_CHECK_TIMEOUT_MS

#define HEALTH_CHECK_TIMEOUT_MS   10000

Definition at line 38 of file query.c.