7 files changed, 12 insertions, 12 deletions

diff --git a/shell/ash.c b/shell/ash.c
index b45229ba5..fa063bf20 100644
--- a/shell/ash.c
+++ b/shell/ash.c
@@ -4789,7 +4789,7 @@ openhere(union node *redir)
                         full_write(pip[1], redir->nhere.doc->narg.text, len);
                 else
                         expandhere(redir->nhere.doc, pip[1]);
-                _exit(0);
+                _exit(EXIT_SUCCESS);
         }
  out:
         close(pip[1]);
diff --git a/shell/ash_test/printenv.c b/shell/ash_test/printenv.c
index 06df21fdc..c4ccda8a6 100644
--- a/shell/ash_test/printenv.c
+++ b/shell/ash_test/printenv.c
@@ -45,7 +45,7 @@ main (argc, argv)
     {
       for (envp = environ; *envp; envp++)
         puts (*envp);
-      exit (0);
+      exit(EXIT_SUCCESS);
     }
 
   /* printenv varname */
@@ -59,9 +59,9 @@ main (argc, argv)
           if (*eval == '=')
             {
               puts (eval + 1);
-              exit (0);
+              exit(EXIT_SUCCESS);
             }
         }
     }
-  exit (1);
+  exit(EXIT_FAILURE);
 }
diff --git a/shell/ash_test/recho.c b/shell/ash_test/recho.c
index 02be0d760..fb48d9c48 100644
--- a/shell/ash_test/recho.c
+++ b/shell/ash_test/recho.c
@@ -41,7 +41,7 @@ char	**argv;
                 strprint(argv[i]);
                 printf(">\n");
         }
-        exit(0);
+        exit(EXIT_SUCCESS);
 }
 
 void
diff --git a/shell/ash_test/zecho.c b/shell/ash_test/zecho.c
index 621d06d28..bf876f641 100644
--- a/shell/ash_test/zecho.c
+++ b/shell/ash_test/zecho.c
@@ -35,5 +35,5 @@ char	**argv;
         }
 
         putchar('\n');
-        exit(0);
+        exit(EXIT_SUCCESS);
 }
diff --git a/shell/bbsh.c b/shell/bbsh.c
index 02e60508f..5386bb097 100644
--- a/shell/bbsh.c
+++ b/shell/bbsh.c
@@ -168,7 +168,7 @@ static int run_pipeline(struct pipeline *line)
                         run_applet_and_exit(cmd->argv[0],cmd->argc,cmd->argv);
                         execvp(cmd->argv[0],cmd->argv);
                         printf("No %s",cmd->argv[0]);
-                        exit(1);
+                        exit(EXIT_FAILURE);
                 } else waitpid(pid, &status, 0);
         }
 
diff --git a/shell/hush.c b/shell/hush.c
index aa740f1b4..26d113b17 100644
--- a/shell/hush.c
+++ b/shell/hush.c
@@ -1480,7 +1480,7 @@ static void pseudo_exec_argv(char **argv)
         debug_printf_exec("execing '%s'\n", argv[0]);
         execvp(argv[0], argv);
         bb_perror_msg("cannot exec '%s'", argv[0]);
-        _exit(1);
+        _exit(EXIT_FAILURE);
 }
 
 /* Called after [v]fork() in run_pipe()
diff --git a/shell/msh.c b/shell/msh.c
index aa6fb1d26..48fa56eb7 100644
--- a/shell/msh.c
+++ b/shell/msh.c
@@ -2855,7 +2855,7 @@ static int forkexec(struct op *t, int *pin, int *pout, int no_fork, char **wp)
         if (t->op_type == TPAREN)
                 _exit(execute(t->left, NOPIPE, NOPIPE, /* no_fork: */ 1));
         if (wp[0] == NULL)
-                _exit(0);
+                _exit(EXIT_SUCCESS);
 
         cp = rexecve(wp[0], wp, makenv(0, NULL));
         prs(wp[0]);
@@ -4207,7 +4207,7 @@ static int grave(int quoted)
         prs(argument_list[0]);
         prs(": ");
         err(cp);
-        _exit(1);
+        _exit(EXIT_FAILURE);
 }
 
 
@@ -4733,7 +4733,7 @@ static int filechar(struct ioarg *ap)
                 while (size == 0 || position >= size) {
                         size = read_line_input(current_prompt, filechar_cmdbuf, BUFSIZ, line_input_state);
                         if (size < 0) /* Error/EOF */
-                                exit(0);
+                                exit(EXIT_SUCCESS);
                         position = 0;
                         /* if Ctrl-C, size == 0 and loop will repeat */
                 }
@@ -5212,7 +5212,7 @@ int msh_main(int argc, char **argv)
 
                         name = *++argv;
                         if (newfile(name))
-                                exit(1);                /* Exit on error */
+                                exit(EXIT_FAILURE);             /* Exit on error */
                 }
         }