Move init of a bunch of globals into main so we are at least

a bit more reentrant.
 -Erik


git-svn-id: svn://busybox.net/trunk/busybox@2652 69ca8d6d-28ef-0310-b511-8ec308f3f277

1 files changed, 16 insertions, 7 deletions

diff --git a/shell/hush.c b/shell/hush.c
index 5a4966b07..c938fb1e3 100644
--- a/shell/hush.c
+++ b/shell/hush.c
@@ -239,17 +239,17 @@ unsigned int shell_context;  /* Used in cmdedit.c to reset the
                               * context when someone hits ^C */
 
 /* "globals" within this file */
-static char *ifs=NULL;
+static char *ifs;
 static char map[256];
-static int fake_mode=0;
-static int interactive=0;
-static struct close_me *close_me_head = NULL;
+static int fake_mode;
+static int interactive;
+static struct close_me *close_me_head;
 static const char *cwd;
 static struct jobset *job_list;
-static unsigned int last_bg_pid=0;
+static unsigned int last_bg_pid;
 static char *PS1;
-static char *PS2 = "> ";
-static char **__shell_local_env = 0;
+static char *PS2;
+static char **__shell_local_env;
 
 #define B_CHUNK (100)
 #define B_NOSPAC 1
@@ -2511,7 +2511,16 @@ int shell_main(int argc, char **argv)
         int opt;
         FILE *input;
         struct jobset joblist_end = { NULL, NULL };
+
+        /* (re?) initialize globals */
+        ifs=NULL;
+        fake_mode=0;
+        interactive=0;
+        close_me_head = NULL;
         job_list = &joblist_end;
+        last_bg_pid=0;
+        PS2 = "> ";
+        __shell_local_env = 0;
 
         last_return_code=EXIT_SUCCESS;