diff options
Diffstat (limited to 'core/org.eclipse.cdt.core.solaris/library/exec_unix.c')
| -rw-r--r-- | core/org.eclipse.cdt.core.solaris/library/exec_unix.c | 156 |
1 files changed, 0 insertions, 156 deletions
diff --git a/core/org.eclipse.cdt.core.solaris/library/exec_unix.c b/core/org.eclipse.cdt.core.solaris/library/exec_unix.c deleted file mode 100644 index 3098b9197d7..00000000000 --- a/core/org.eclipse.cdt.core.solaris/library/exec_unix.c +++ /dev/null @@ -1,156 +0,0 @@ -/*******************************************************************************
- * Copyright (c) 2002, 2010 QNX Software Systems and others.
- * All rights reserved. This program and the accompanying materials
- * are made available under the terms of the Eclipse Public License v1.0
- * which accompanies this distribution, and is available at
- * http://www.eclipse.org/legal/epl-v10.html
- *
- * Contributors:
- * QNX Software Systems - initial API and implementation
- * Wind River Systems, Inc.
- * Mikhail Sennikovsky - bug 145737
- *******************************************************************************/
-#include "exec0.h"
-#include <unistd.h>
-#include <stdlib.h>
-#include <stdio.h>
-#include <errno.h>
-#include <string.h>
-#include <libgen.h>
-#include <stdlib.h>
-
-/* from pfind.c */
-extern char *pfind(const char *name, char * const envp[]);
-
-pid_t
-exec0(const char *path, char *const argv[], char *const envp[],
- const char *dirpath, int channels[3])
-{
- int pipe0[2], pipe1[2], pipe2[2];
- pid_t childpid;
- char *full_path;
-
- /*
- * We use pfind() to check that the program exists and is an executable.
- * If not pass the error up.
- */
- full_path = pfind(path, envp);
- if (full_path == NULL) {
- fprintf(stderr, "Unable to find full path for \"%s\"\n", path);
- return -1;
- }
-
- /*
- * Make sure we can create our pipes before forking.
- */
- if (channels != NULL) {
- if (pipe(pipe0) < 0 || pipe(pipe1) < 0 || pipe(pipe2) < 0) {
- fprintf(stderr, "%s(%d): returning due to error.\n",
- __FUNCTION__, __LINE__);
- free(full_path);
- return -1;
- }
- }
-
- childpid = fork1();
-
- if (childpid < 0) {
- fprintf(stderr, "%s(%d): returning due to error: %s\n",
- __FUNCTION__, __LINE__, strerror(errno));
- free(full_path);
- return -1;
- } else if (childpid == 0) { /* child */
- char *ptr;
-
- chdir(dirpath);
-
- if (channels != NULL) {
- /* Close the write end of pipe0 */
- if (close(pipe0[1]) == -1)
- perror("close(pipe0[1])");
-
- /* Close the read end of pipe1 */
- if (close(pipe1[0]) == -1)
- perror("close(pipe1[0])");
-
- /* Close the read end of pipe2 */
- if (close(pipe2[0]) == -1)
- perror("close(pipe2[0]))");
-
- /* redirections */
- dup2(pipe0[0], STDIN_FILENO); /* dup stdin */
- dup2(pipe1[1], STDOUT_FILENO); /* dup stdout */
- dup2(pipe2[1], STDERR_FILENO); /* dup stderr */
- }
-
- /* Close all the fd's in the child */
- {
- int fdlimit = sysconf(_SC_OPEN_MAX);
- int fd = 3;
-
- while (fd < fdlimit)
- close(fd++);
- }
-
- setpgid(getpid(), getpid());
-
- if (envp[0] == NULL) {
- execv(full_path, argv);
- } else {
- execve(full_path, argv, envp);
- }
-
- _exit(127);
-
- } else if (childpid != 0) { /* parent */
-
- if (channels != NULL) {
- /* close the read end of pipe1 */
- if (close(pipe0[0]) == -1)
- perror("close(pipe0[0])");
-
- /* close the write end of pipe2 */
- if (close(pipe1[1]) == -1)
- perror("close(pipe1[1])");
-
- /* close the write end of pipe2 */
- if (close(pipe2[1]) == -1)
- perror("close(pipe2[1])");
-
- channels[0] = pipe0[1]; /* Output Stream. */
- channels[1] = pipe1[0]; /* Input Stream. */
- channels[2] = pipe2[0]; /* Input Stream. */
- }
-
- free(full_path);
- return childpid;
- }
-
- free(full_path);
- return -1; /*NOT REACHED */
-}
-
-
-int wait0(pid_t pid)
-{
- int status;
- int val = -1;
-
- if (pid < 0)
- return -1;
-
- for (;;) {
- if (waitpid(pid, &status, 0) < 0) {
- if (errno == EINTR) {
- // interrupted system call - retry
- continue;
- }
- }
- break;
- }
- if (WIFEXITED(status)) {
- val = WEXITSTATUS(status);
- }
-
- return val;
-}
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