From: Chanwoo Choi <cw00.choi@samsung.com>
Date: Tue, 11 Apr 2017 04:24:55 +0000 (+0900)
Subject: core: Remove unused code related to run child process
X-Git-Tag: submit/tizen/20170412.073908^0
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=e8a7270dfb33a251ff3b2ecc06bcfcb5b6f25ec4;p=platform%2Fcore%2Fsystem%2Fpass.git

core: Remove unused code related to run child process

This patch just removes the unused code related to run child process.

Change-Id: I563ec183733520a4dd391d5c7f5c02b386bf04b7
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
---

diff --git a/src/core/common.h b/src/core/common.h
index 86525cb..a9c10a2 100644
--- a/src/core/common.h
+++ b/src/core/common.h
@@ -136,7 +136,6 @@ FILE * open_proc_oom_score_adj_file(int pid, const char *mode);
 int get_exec_pid(const char *execpath);
 int get_cmdline_name(pid_t pid, char *cmdline, size_t cmdline_size);
 int is_vip(int pid);
-int run_child(int argc, const char *argv[]);
 int remove_dir(const char *path, int del_dir);
 int sys_check_node(char *path);
 int sys_get_int(char *fname, int *val);
diff --git a/src/core/execute.c b/src/core/execute.c
deleted file mode 100755
index ddfba23..0000000
--- a/src/core/execute.c
+++ /dev/null
@@ -1,102 +0,0 @@
-/*
- * PASS
- *
- * Copyright (c) 2017 Samsung Electronics Co., Ltd.
- *
- * Licensed under the Apache License, Version 2.0 (the License);
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <sys/types.h>
-#include <sys/wait.h>
-#include <limits.h>
-#include <unistd.h>
-#include <signal.h>
-#include <errno.h>
-
-#include "shared/log.h"
-
-static int parent(pid_t pid)
-{
-	int status;
-
-	/* wait for child */
-	if (waitpid(pid, &status, 0) != -1) {
-		/* terminated normally */
-		if (WIFEXITED(status)) {
-			_I("%d terminated by exit(%d)", pid, WEXITSTATUS(status));
-			return WEXITSTATUS(status);
-		} else if (WIFSIGNALED(status))
-			_I("%d terminated by signal %d", pid, WTERMSIG(status));
-		else if (WIFSTOPPED(status))
-			_I("%d stopped by signal %d", pid, WSTOPSIG(status));
-	} else
-		_I("%d waitpid() failed : %d", pid, errno);
-
-	return -EAGAIN;
-}
-
-static void child(int argc, const char *argv[])
-{
-	int i, r;
-
-	for (i = 0; i < _NSIG; ++i)
-		signal(i, SIG_DFL);
-
-	r = execv(argv[0], (char **)argv);
-	if (r < 0)
-		exit(EXIT_FAILURE);
-}
-
-int run_child(int argc, const char *argv[])
-{
-	pid_t pid;
-	struct sigaction act, oldact;
-	int r = 0;
-	FILE *fp;
-
-	if (!argv)
-		return -EINVAL;
-
-	fp = fopen(argv[0], "r");
-	if (fp == NULL) {
-		_E("fail %s (%d)", argv[0], errno);
-		return -errno;
-	}
-	fclose(fp);
-
-	/* Use default signal handler */
-	act.sa_handler = SIG_DFL;
-	act.sa_sigaction = NULL;
-	act.sa_flags = 0;
-	sigemptyset(&act.sa_mask);
-
-	if (sigaction(SIGCHLD, &act, &oldact) < 0)
-		return -errno;
-
-	pid = fork();
-	if (pid < 0) {
-		_E("failed to fork");
-		r = -errno;
-	} else if (pid == 0) {
-		child(argc, argv);
-	} else
-		r = parent(pid);
-
-	if (sigaction(SIGCHLD, &oldact, NULL) < 0)
-		_E("failed to restore sigaction");
-
-	return r;
-}