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author | David S. Miller <davem@davemloft.net> | 2010-05-31 05:46:45 -0700 |
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committer | David S. Miller <davem@davemloft.net> | 2010-05-31 05:46:45 -0700 |
commit | 64960848abd18d0bcde3f53ffa7ed0b631e6b25d (patch) | |
tree | 8424a1c550a98ce09f127425fde9b7b5f2f5027a /tools/perf/util/run-command.c | |
parent | 2903037400a26e7c0cc93ab75a7d62abfacdf485 (diff) | |
parent | 67a3e12b05e055c0415c556a315a3d3eb637e29e (diff) |
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Diffstat (limited to 'tools/perf/util/run-command.c')
-rw-r--r-- | tools/perf/util/run-command.c | 90 |
1 files changed, 0 insertions, 90 deletions
diff --git a/tools/perf/util/run-command.c b/tools/perf/util/run-command.c index 2b615acf94d7..da8e9b285f51 100644 --- a/tools/perf/util/run-command.c +++ b/tools/perf/util/run-command.c @@ -212,93 +212,3 @@ int run_command_v_opt(const char **argv, int opt) prepare_run_command_v_opt(&cmd, argv, opt); return run_command(&cmd); } - -int run_command_v_opt_cd_env(const char **argv, int opt, const char *dir, const char *const *env) -{ - struct child_process cmd; - prepare_run_command_v_opt(&cmd, argv, opt); - cmd.dir = dir; - cmd.env = env; - return run_command(&cmd); -} - -int start_async(struct async *async) -{ - int pipe_out[2]; - - if (pipe(pipe_out) < 0) - return error("cannot create pipe: %s", strerror(errno)); - async->out = pipe_out[0]; - - /* Flush stdio before fork() to avoid cloning buffers */ - fflush(NULL); - - async->pid = fork(); - if (async->pid < 0) { - error("fork (async) failed: %s", strerror(errno)); - close_pair(pipe_out); - return -1; - } - if (!async->pid) { - close(pipe_out[0]); - exit(!!async->proc(pipe_out[1], async->data)); - } - close(pipe_out[1]); - - return 0; -} - -int finish_async(struct async *async) -{ - int ret = 0; - - if (wait_or_whine(async->pid)) - ret = error("waitpid (async) failed"); - - return ret; -} - -int run_hook(const char *index_file, const char *name, ...) -{ - struct child_process hook; - const char **argv = NULL, *env[2]; - char idx[PATH_MAX]; - va_list args; - int ret; - size_t i = 0, alloc = 0; - - if (access(perf_path("hooks/%s", name), X_OK) < 0) - return 0; - - va_start(args, name); - ALLOC_GROW(argv, i + 1, alloc); - argv[i++] = perf_path("hooks/%s", name); - while (argv[i-1]) { - ALLOC_GROW(argv, i + 1, alloc); - argv[i++] = va_arg(args, const char *); - } - va_end(args); - - memset(&hook, 0, sizeof(hook)); - hook.argv = argv; - hook.no_stdin = 1; - hook.stdout_to_stderr = 1; - if (index_file) { - snprintf(idx, sizeof(idx), "PERF_INDEX_FILE=%s", index_file); - env[0] = idx; - env[1] = NULL; - hook.env = env; - } - - ret = start_command(&hook); - free(argv); - if (ret) { - warning("Could not spawn %s", argv[0]); - return ret; - } - ret = finish_command(&hook); - if (ret == -ERR_RUN_COMMAND_WAITPID_SIGNAL) - warning("%s exited due to uncaught signal", argv[0]); - - return ret; -} |