From 76db5adbf70046dec92309a9785da08d1acf4e9d Mon Sep 17 00:00:00 2001 From: Denis Vlasenko Date: Thu, 12 Jun 2008 12:58:20 +0000 Subject: hush: fix for nested $()s with escapes + testsuite --- shell/hush.c | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) (limited to 'shell/hush.c') diff --git a/shell/hush.c b/shell/hush.c index 735526a1d..77a305191 100644 --- a/shell/hush.c +++ b/shell/hush.c @@ -3498,6 +3498,13 @@ static void add_till_closing_curly_brace(o_string *dest, struct in_str *input) o_addqchr(dest, ch, 1); continue; } + if (ch == '\\') { /* \x. Copy verbatim. Important for \(, \) */ + ch = i_getch(input); + if (ch == EOF) + break; + o_addqchr(dest, ch, 1); + continue; + } } } #endif /* ENABLE_HUSH_TICK */ @@ -3556,13 +3563,16 @@ static int handle_dollar(o_string *dest, struct in_str *input) o_addchr(dest, SPECIAL_VAR_SYMBOL); break; #if ENABLE_HUSH_TICK - case '(': + case '(': { + //int pos = dest->length; i_getch(input); o_addchr(dest, SPECIAL_VAR_SYMBOL); o_addchr(dest, quote_mask | '`'); add_till_closing_curly_brace(dest, input); + //bb_error_msg("RES '%s'", dest->data + pos); o_addchr(dest, SPECIAL_VAR_SYMBOL); break; + } #endif case '-': case '_': -- cgit v1.2.3