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author | markj <markj@FreeBSD.org> | 2014-06-03 01:06:31 +0000 |
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committer | markj <markj@FreeBSD.org> | 2014-06-03 01:06:31 +0000 |
commit | 6f5498d4767ab3bda746066d6de0d95e7d3ca5a8 (patch) | |
tree | 2083faaaf9fda638dd4d32c067d98d1fbeb24704 /cmd/dtrace/test/tst/common/json/tst.usdt.c | |
parent | ebf37f8fed956a7e027858eb6da11c59dab20fb8 (diff) | |
download | FreeBSD-src-6f5498d4767ab3bda746066d6de0d95e7d3ca5a8.zip FreeBSD-src-6f5498d4767ab3bda746066d6de0d95e7d3ca5a8.tar.gz |
4477 DTrace should speak JSON
illumos/illumos-gate@f497f9fe231e0e400f339c84a7d80c4aae2ac4d5
Diffstat (limited to 'cmd/dtrace/test/tst/common/json/tst.usdt.c')
-rw-r--r-- | cmd/dtrace/test/tst/common/json/tst.usdt.c | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/cmd/dtrace/test/tst/common/json/tst.usdt.c b/cmd/dtrace/test/tst/common/json/tst.usdt.c new file mode 100644 index 0000000..307106d --- /dev/null +++ b/cmd/dtrace/test/tst/common/json/tst.usdt.c @@ -0,0 +1,61 @@ +/* + * This file and its contents are supplied under the terms of the + * Common Development and Distribution License ("CDDL"), version 1.0. + * You may only use this file in accordance with the terms of version + * 1.0 of the CDDL. + * + * A full copy of the text of the CDDL should have accompanied this + * source. A copy of the CDDL is also available via the Internet at + * http://www.illumos.org/license/CDDL. + */ + +/* + * Copyright 2012 (c), Joyent, Inc. All rights reserved. + */ + +#include <sys/sdt.h> +#include "usdt.h" + +#define FMT "{" \ + " \"sizes\": [ \"first\", 2, %f ]," \ + " \"index\": %d," \ + " \"facts\": {" \ + " \"odd\": \"%s\"," \ + " \"even\": \"%s\"" \ + " }," \ + " \"action\": \"%s\"" \ + "}\n" + +int +waiting(volatile int *a) +{ + return (*a); +} + +int +main(int argc, char **argv) +{ + volatile int a = 0; + int idx; + double size = 250.5; + + while (waiting(&a) == 0) + continue; + + for (idx = 0; idx < 10; idx++) { + char *odd, *even, *json, *action; + + size *= 1.78; + odd = idx % 2 == 1 ? "true" : "false"; + even = idx % 2 == 0 ? "true" : "false"; + action = idx == 7 ? "ignore" : "print"; + + asprintf(&json, FMT, size, idx, odd, even, action); + BUNYAN_FAKE_LOG_DEBUG(json); + free(json); + } + + BUNYAN_FAKE_LOG_DEBUG("{\"finished\": true}"); + + return (0); +} |