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#include <stdarg.h> #include "log.h" static FILE *logf; void pb_log(const char *fmt, ...) { va_list ap; FILE *stream; stream = logf ? logf : stdout; va_start(ap, fmt); vfprintf(stream, fmt, ap); va_end(ap); } void pb_log_set_stream(FILE *stream) { logf = stream; }