/* * Copyright (c) 2012, Chris Andrews. All rights reserved. */ #include "usdt.h" #include #include #include static void create_and_free_provider(int argc, char **argv) { usdt_provider_t *provider; usdt_probedef_t *probedef; if ((provider = usdt_create_provider("testlibusdt", "modname")) == NULL) { fprintf(stderr, "unable to create provider\n"); exit (1); } if ((probedef = usdt_create_probe((const char *)argv[1], (const char *)argv[2], (argc-3), (const char **)&argv[3])) == NULL) { fprintf(stderr, "unable to create probe\n"); exit (1); } usdt_provider_add_probe(provider, probedef); if ((usdt_provider_enable(provider)) < 0) { fprintf(stderr, "unable to enable provider: %s\n", usdt_errstr(provider)); exit (1); } if ((usdt_provider_disable(provider)) < 0) { fprintf(stderr, "unable to disable provider: %s\n", usdt_errstr(provider)); exit (1); } usdt_probe_release(probedef); usdt_provider_free(provider); } int main(int argc, char **argv) { char char_argv[USDT_ARG_MAX]; int int_argv[USDT_ARG_MAX * 2]; int i; char buf[255]; for (i = 0; i < USDT_ARG_MAX; i++) int_argv[i] = i + 1; for (i = 0; i < USDT_ARG_MAX; i++) char_argv[i] = (char) i + 65; if (argc < 3) { fprintf(stderr, "usage: %s func name [types ...]\n", argv[0]); return(1); } for (i = 0; i < USDT_ARG_MAX; i++) { if (argv[i+3] != NULL && i+3 < argc) { if (strncmp("c", argv[i+3], 1) == 0) { argv[i+3] = strdup("char *"); } if (strncmp("i", argv[i+3], 1) == 0) { argv[i+3] = strdup("int"); } } } for (i = 0; i < 100000; i++) create_and_free_provider(argc, argv); return 0; }