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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 | // SPDX-License-Identifier: GPL-2.0 #include <linux/compiler.h> #include <stdio.h> #include <string.h> #include "builtin.h" #include "debug.h" #include <subcmd/parse-options.h> #include "data-convert.h" #include "util/util.h" typedef int (*data_cmd_fn_t)(int argc, const char **argv); struct data_cmd { const char *name; const char *summary; data_cmd_fn_t fn; }; static struct data_cmd data_cmds[]; #define for_each_cmd(cmd) \ for (cmd = data_cmds; cmd && cmd->name; cmd++) static const char * const data_subcommands[] = { "convert", NULL }; static const char *data_usage[] = { "perf data convert [<options>]", NULL }; const char *to_json; const char *to_ctf; struct perf_data_convert_opts opts = { .force = false, .all = false, }; const struct option data_options[] = { OPT_INCR('v', "verbose", &verbose, "be more verbose"), OPT_STRING('i', "input", &input_name, "file", "input file name"), OPT_STRING(0, "to-json", &to_json, NULL, "Convert to JSON format"), #ifdef HAVE_LIBBABELTRACE_SUPPORT OPT_STRING(0, "to-ctf", &to_ctf, NULL, "Convert to CTF format"), OPT_BOOLEAN(0, "tod", &opts.tod, "Convert time to wall clock time"), #endif OPT_BOOLEAN('f', "force", &opts.force, "don't complain, do it"), OPT_BOOLEAN(0, "all", &opts.all, "Convert all events"), OPT_END() }; static int cmd_data_convert(int argc, const char **argv) { argc = parse_options(argc, argv, data_options, data_usage, 0); if (argc) { usage_with_options(data_usage, data_options); return -1; } if (to_json && to_ctf) { pr_err("You cannot specify both --to-ctf and --to-json.\n"); return -1; } #ifdef HAVE_LIBBABELTRACE_SUPPORT if (!to_json && !to_ctf) { pr_err("You must specify one of --to-ctf or --to-json.\n"); return -1; } #else if (!to_json) { pr_err("You must specify --to-json.\n"); return -1; } #endif if (to_json) return bt_convert__perf2json(input_name, to_json, &opts); if (to_ctf) { #if defined(HAVE_LIBBABELTRACE_SUPPORT) && defined(HAVE_LIBTRACEEVENT) return bt_convert__perf2ctf(input_name, to_ctf, &opts); #else pr_err("The libbabeltrace support is not compiled in. perf should be " "compiled with environment variables LIBBABELTRACE=1 and " "LIBBABELTRACE_DIR=/path/to/libbabeltrace/.\n" "Check also if libbtraceevent devel files are available.\n"); return -1; #endif } return 0; } static struct data_cmd data_cmds[] = { { "convert", "converts data file between formats", cmd_data_convert }, { .name = NULL, }, }; int cmd_data(int argc, const char **argv) { struct data_cmd *cmd; const char *cmdstr; argc = parse_options_subcommand(argc, argv, data_options, data_subcommands, data_usage, PARSE_OPT_STOP_AT_NON_OPTION); if (!argc) { usage_with_options(data_usage, data_options); return -1; } cmdstr = argv[0]; for_each_cmd(cmd) { if (strcmp(cmd->name, cmdstr)) continue; return cmd->fn(argc, argv); } pr_err("Unknown command: %s\n", cmdstr); usage_with_options(data_usage, data_options); return -1; } |