hush: trivial size optimization
diff --git a/shell/hush.c b/shell/hush.c
index 9c7fc86..0d260a7 100644
--- a/shell/hush.c
+++ b/shell/hush.c
@@ -229,14 +229,15 @@
pid_t pid; /* 0 if exited */
char **argv; /* program name and arguments */
struct pipe *group; /* if non-NULL, first in group or subshell */
- int subshell; /* flag, non-zero if group must be forked */
+ smallint subshell; /* flag, non-zero if group must be forked */
+ smallint is_stopped; /* is the program currently running? */
struct redir_struct *redirects; /* I/O redirections */
glob_t glob_result; /* result of parameter globbing */
- int is_stopped; /* is the program currently running? */
struct pipe *family; /* pointer back to the child's parent pipe */
//sp counting seems to be broken... so commented out, grep for '//sp:'
//sp: int sp; /* number of SPECIAL_VAR_SYMBOL */
- int type;
+ //seems to be unused, grep for '//pt:'
+ //pt: int parse_type;
};
/* argv vector may contain variable references (^Cvar^C, ^C0^C etc)
* and on execution these are substituted with their values.
@@ -2969,7 +2970,7 @@
/*child->glob_result.gl_pathv = NULL;*/
child->family = pi;
//sp: /*child->sp = 0;*/
- child->type = ctx->parse_type;
+ //pt: child->parse_type = ctx->parse_type;
ctx->child = child;
/* but ctx->pipe and ctx->list_head remain unchanged */
@@ -3125,7 +3126,7 @@
debug_printf("done reading from pipe, pclose()ing\n");
/* This is the step that wait()s for the child. Should be pretty
* safe, since we just read an EOF from its stdout. We could try
- * to better, by using wait(), and keeping track of background jobs
+ * to do better, by using wait(), and keeping track of background jobs
* at the same time. That would be a lot of work, and contrary
* to the KISS philosophy of this program. */
mark_closed(fileno(p));
