1 #include <linux/compiler.h> 2 #include "builtin.h" 3 #include "perf.h" 4 #include "debug.h" 5 #include <subcmd/parse-options.h> 6 #include "data-convert.h" 7 #include "data-convert-bt.h" 8 9 typedef int (*data_cmd_fn_t)(int argc, const char **argv); 10 11 struct data_cmd { 12 const char *name; 13 const char *summary; 14 data_cmd_fn_t fn; 15 }; 16 17 static struct data_cmd data_cmds[]; 18 19 #define for_each_cmd(cmd) \ 20 for (cmd = data_cmds; cmd && cmd->name; cmd++) 21 22 static const struct option data_options[] = { 23 OPT_END() 24 }; 25 26 static const char * const data_subcommands[] = { "convert", NULL }; 27 28 static const char *data_usage[] = { 29 "perf data [<common options>] <command> [<options>]", 30 NULL 31 }; 32 33 static void print_usage(void) 34 { 35 struct data_cmd *cmd; 36 37 printf("Usage:\n"); 38 printf("\t%s\n\n", data_usage[0]); 39 printf("\tAvailable commands:\n"); 40 41 for_each_cmd(cmd) { 42 printf("\t %s\t- %s\n", cmd->name, cmd->summary); 43 } 44 45 printf("\n"); 46 } 47 48 static const char * const data_convert_usage[] = { 49 "perf data convert [<options>]", 50 NULL 51 }; 52 53 static int cmd_data_convert(int argc, const char **argv) 54 { 55 const char *to_ctf = NULL; 56 struct perf_data_convert_opts opts = { 57 .force = false, 58 .all = false, 59 }; 60 const struct option options[] = { 61 OPT_INCR('v', "verbose", &verbose, "be more verbose"), 62 OPT_STRING('i', "input", &input_name, "file", "input file name"), 63 #ifdef HAVE_LIBBABELTRACE_SUPPORT 64 OPT_STRING(0, "to-ctf", &to_ctf, NULL, "Convert to CTF format"), 65 #endif 66 OPT_BOOLEAN('f', "force", &opts.force, "don't complain, do it"), 67 OPT_BOOLEAN(0, "all", &opts.all, "Convert all events"), 68 OPT_END() 69 }; 70 71 #ifndef HAVE_LIBBABELTRACE_SUPPORT 72 pr_err("No conversion support compiled in.\n"); 73 return -1; 74 #endif 75 76 argc = parse_options(argc, argv, options, 77 data_convert_usage, 0); 78 if (argc) { 79 usage_with_options(data_convert_usage, options); 80 return -1; 81 } 82 83 if (to_ctf) { 84 #ifdef HAVE_LIBBABELTRACE_SUPPORT 85 return bt_convert__perf2ctf(input_name, to_ctf, &opts); 86 #else 87 pr_err("The libbabeltrace support is not compiled in.\n"); 88 return -1; 89 #endif 90 } 91 92 return 0; 93 } 94 95 static struct data_cmd data_cmds[] = { 96 { "convert", "converts data file between formats", cmd_data_convert }, 97 { .name = NULL, }, 98 }; 99 100 int cmd_data(int argc, const char **argv) 101 { 102 struct data_cmd *cmd; 103 const char *cmdstr; 104 105 /* No command specified. */ 106 if (argc < 2) 107 goto usage; 108 109 argc = parse_options_subcommand(argc, argv, data_options, data_subcommands, data_usage, 110 PARSE_OPT_STOP_AT_NON_OPTION); 111 if (argc < 1) 112 goto usage; 113 114 cmdstr = argv[0]; 115 116 for_each_cmd(cmd) { 117 if (strcmp(cmd->name, cmdstr)) 118 continue; 119 120 return cmd->fn(argc, argv); 121 } 122 123 pr_err("Unknown command: %s\n", cmdstr); 124 usage: 125 print_usage(); 126 return -1; 127 } 128