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- #include "nssm.h"
- /* Convert error code to error string - must call LocalFree() on return value */
- char *error_string(unsigned long error) {
- char *message;
- if (! FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, 0, error, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), (char *) &message, 0, 0)) return 0;
- return message;
- }
- /* Log a message to the Event Log */
- void eventprintf(unsigned short type, char *format, ...) {
- char message[4096];
- char *strings[2];
- int n, size;
- va_list arg;
- /* Construct the message */
- size = sizeof(message);
- va_start(arg, format);
- n = _vsnprintf(message, size, format, arg);
- va_end(arg);
- /* Check success */
- if (n < 0 || n >= size) return;
- /* Construct strings array */
- strings[0] = message;
- strings[1] = 0;
-
- /* Open event log */
- HANDLE handle = RegisterEventSource(0, TEXT(NSSM));
- if (! handle) return;
- /* Log it */
- if (! ReportEvent(handle, type, 0, 0, 0, 1, 0, (const char **) strings, 0)) {
- printf("ReportEvent(): %s\n", error_string(GetLastError()));
- }
- /* Close event log */
- DeregisterEventSource(handle);
- }
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