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-rw-r--r--shell/hush.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/shell/hush.c b/shell/hush.c
index 579950f..1ff7b0d 100644
--- a/shell/hush.c
+++ b/shell/hush.c
@@ -427,13 +427,15 @@ enum { run_list_level = 0 };
/* Normal */
static void syntax(const char *msg)
{
- bb_error_msg(msg ? "%s: %s" : "syntax error", "syntax error", msg);
+ (interactive_fd ? bb_error_msg : bb_error_msg_and_die)
+ (msg ? "%s: %s" : "syntax error", "syntax error", msg);
}
#else
/* Debug */
static void syntax_lineno(int line)
{
- bb_error_msg("syntax error hush.c:%d", line);
+ (interactive_fd ? bb_error_msg : bb_error_msg_and_die)
+ ("syntax error hush.c:%d", line);
}
#define syntax(str) syntax_lineno(__LINE__)
#endif
@@ -3309,13 +3311,13 @@ static int handle_dollar(o_string *dest, struct p_context *ctx, struct in_str *i
/* XXX maybe someone will try to escape the '}' */
while (1) {
ch = b_getch(input);
- if (ch == EOF) {
+ if (ch == '}')
+ break;
+ if (!isalnum(ch) && ch != '_') {
syntax("unterminated ${name}");
debug_printf_parse("handle_dollar return 1: unterminated ${name}\n");
return 1;
}
- if (ch == '}')
- break;
debug_printf_parse(": '%c'\n", ch);
b_addchr(dest, ch | quote_mask);
quote_mask = 0;