10. External References

This file gathers together a few miscellaneous external references not documented elsewhere.

10.1. Standard C API

bool

Standard boolean type, available via #include <stdbool.h>.

pthread_mutex_t

Mutex type for thread synchronisation, available via #include <pthread.h>.

struct timespec

Timestamp structure available via #include <time.h>. Represents time in seconds to nanosecond resolution.

va_list

Type used to manage variable arguments, available via #include <stdarg.h>.

int snprintf(char *str, size_t size, const char *format, ...)

int sprintf(char *str, const char *format, ...)

int printf(const char *format, ...)

Standard functions for printing and formatting strings, available via #include <stdio.h>.

int errno

Global (thread local) variable set by IO calls to report error status, available via #include <errno.h>.

10.2. EPICS API

int iocInit(void)

EPICS function used to start the IOC. This must be called to start the IOC after publishing all PVs and loading all EPICS databases.

int iocsh(const char *script)

Interactive IOC shell. This can optionally be called after iocInit() with a startup script as the script argument, or with NULL to provide an interactive shell for the IOC. Returns -1 on error, 0 on success.

initHookAtEnd

EPICS event triggered at the end of IOC initialisation.