----- On Feb 24, 2020, at 12:34 PM, Maxime Roussin-Belanger [email protected] wrote:
> diff --git a/doc/examples/demo-tracef/demo-vtracef.c > b/doc/examples/demo-tracef/demo-vtracef.c > new file mode 100644 > index 00000000..224e9292 > --- /dev/null > +++ b/doc/examples/demo-tracef/demo-vtracef.c > @@ -0,0 +1,59 @@ > +/* > + * Copyright (C) 2020 Maxime Roussin-Belanger > <[email protected]> > + * > + * This library is free software; you can redistribute it and/or > + * modify it under the terms of the GNU Lesser General Public > + * License as published by the Free Software Foundation; version 2.1 of > + * the License. > + * > + * This library is distributed in the hope that it will be useful, > + * but WITHOUT ANY WARRANTY; without even the implied warranty of > + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU > + * Lesser General Public License for more details. > + * > + * You should have received a copy of the GNU Lesser General Public > + * License along with this library; if not, write to the Free Software > + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 > USA > + */ > + > +#include <stdarg.h> > +#include <stdlib.h> > +#include <stdio.h> > +#include <unistd.h> > + > +#include <lttng/tracef.h> > + > + Remove one whiteline here. > +void print_debug(const char* msg, ...) > +{ > + va_list ap; > + va_start(ap, msg); > + > + vtracef(msg, ap); > + > + va_end(ap); > +} > + > +int main(int argc, char **argv) > +{ > + int i; > + int delay = 0; > + const char *str = "mystring test"; > + long l = 0x42; > + > + if (argc == 2) Should handle cases where argc > 2 as well. > + delay = atoi(argv[1]); > + > + fprintf(stderr, "Demo program starting.\n"); > + > + sleep(delay); > + > + fprintf(stderr, "Tracing... "); > + > + for (i = 0; i < 5; i++) { > + print_debug("This is a \"%s\" formatted %d event %lx", str, i, > l); > + } > + > + fprintf(stderr, " done.\n"); > + return 0; > +} Thanks, Mathieu -- Mathieu Desnoyers EfficiOS Inc. http://www.efficios.com _______________________________________________ lttng-dev mailing list [email protected] https://lists.lttng.org/cgi-bin/mailman/listinfo/lttng-dev
