diff options
Diffstat (limited to 'tools/perf/perf.c')
-rw-r--r-- | tools/perf/perf.c | 30 |
1 files changed, 18 insertions, 12 deletions
diff --git a/tools/perf/perf.c b/tools/perf/perf.c index 628a5e4..2f19e03 100644 --- a/tools/perf/perf.c +++ b/tools/perf/perf.c @@ -89,7 +89,7 @@ struct pager_config { static int pager_command_config(const char *var, const char *value, void *data) { struct pager_config *c = data; - if (!prefixcmp(var, "pager.") && !strcmp(var + 6, c->cmd)) + if (strstarts(var, "pager.") && !strcmp(var + 6, c->cmd)) c->val = perf_config_bool(var, value); return 0; } @@ -108,9 +108,9 @@ static int check_pager_config(const char *cmd) static int browser_command_config(const char *var, const char *value, void *data) { struct pager_config *c = data; - if (!prefixcmp(var, "tui.") && !strcmp(var + 4, c->cmd)) + if (strstarts(var, "tui.") && !strcmp(var + 4, c->cmd)) c->val = perf_config_bool(var, value); - if (!prefixcmp(var, "gtk.") && !strcmp(var + 4, c->cmd)) + if (strstarts(var, "gtk.") && !strcmp(var + 4, c->cmd)) c->val = perf_config_bool(var, value) ? 2 : 0; return 0; } @@ -192,7 +192,7 @@ static int handle_options(const char ***argv, int *argc, int *envchanged) /* * Check remaining flags. */ - if (!prefixcmp(cmd, CMD_EXEC_PATH)) { + if (strstarts(cmd, CMD_EXEC_PATH)) { cmd += strlen(CMD_EXEC_PATH); if (*cmd == '=') set_argv_exec_path(cmd + 1); @@ -229,7 +229,7 @@ static int handle_options(const char ***argv, int *argc, int *envchanged) *envchanged = 1; (*argv)++; (*argc)--; - } else if (!prefixcmp(cmd, CMD_DEBUGFS_DIR)) { + } else if (strstarts(cmd, CMD_DEBUGFS_DIR)) { tracing_path_set(cmd + strlen(CMD_DEBUGFS_DIR)); fprintf(stderr, "dir: %s\n", tracing_path); if (envchanged) @@ -467,17 +467,23 @@ int main(int argc, const char **argv) * - cannot execute it externally (since it would just do * the same thing over again) * - * So we just directly call the internal command handler, and - * die if that one cannot handle it. + * So we just directly call the internal command handler. If that one + * fails to handle this, then maybe we just run a renamed perf binary + * that contains a dash in its name. To handle this scenario, we just + * fall through and ignore the "xxxx" part of the command string. */ - if (!prefixcmp(cmd, "perf-")) { + if (strstarts(cmd, "perf-")) { cmd += 5; argv[0] = cmd; handle_internal_command(argc, argv); - fprintf(stderr, "cannot handle %s internally", cmd); - goto out; + /* + * If the command is handled, the above function does not + * return undo changes and fall through in such a case. + */ + cmd -= 5; + argv[0] = cmd; } - if (!prefixcmp(cmd, "trace")) { + if (strstarts(cmd, "trace")) { #ifdef HAVE_LIBAUDIT_SUPPORT setup_path(); argv[0] = "trace"; @@ -495,7 +501,7 @@ int main(int argc, const char **argv) commit_pager_choice(); if (argc > 0) { - if (!prefixcmp(argv[0], "--")) + if (strstarts(argv[0], "--")) argv[0] += 2; } else { /* The user didn't specify a command; give them help */ |