diff options
Diffstat (limited to 'shell/hush.c')
| -rw-r--r-- | shell/hush.c | 45 |
1 files changed, 24 insertions, 21 deletions
diff --git a/shell/hush.c b/shell/hush.c index 087636b..2bca9aa 100644 --- a/shell/hush.c +++ b/shell/hush.c @@ -7013,27 +7013,30 @@ static int run_list(struct pipe *pi) #if ENABLE_HUSH_LOOPS /* Check syntax for "for" */ - for (struct pipe *cpipe = pi; cpipe; cpipe = cpipe->next) { - if (cpipe->res_word != RES_FOR && cpipe->res_word != RES_IN) - continue; - /* current word is FOR or IN (BOLD in comments below) */ - if (cpipe->next == NULL) { - syntax_error("malformed for"); - debug_leave(); - debug_printf_exec("run_list lvl %d return 1\n", G.run_list_level); - return 1; - } - /* "FOR v; do ..." and "for v IN a b; do..." are ok */ - if (cpipe->next->res_word == RES_DO) - continue; - /* next word is not "do". It must be "in" then ("FOR v in ...") */ - if (cpipe->res_word == RES_IN /* "for v IN a b; not_do..."? */ - || cpipe->next->res_word != RES_IN /* FOR v not_do_and_not_in..."? */ - ) { - syntax_error("malformed for"); - debug_leave(); - debug_printf_exec("run_list lvl %d return 1\n", G.run_list_level); - return 1; + { + struct pipe *cpipe; + for (cpipe = pi; cpipe; cpipe = cpipe->next) { + if (cpipe->res_word != RES_FOR && cpipe->res_word != RES_IN) + continue; + /* current word is FOR or IN (BOLD in comments below) */ + if (cpipe->next == NULL) { + syntax_error("malformed for"); + debug_leave(); + debug_printf_exec("run_list lvl %d return 1\n", G.run_list_level); + return 1; + } + /* "FOR v; do ..." and "for v IN a b; do..." are ok */ + if (cpipe->next->res_word == RES_DO) + continue; + /* next word is not "do". It must be "in" then ("FOR v in ...") */ + if (cpipe->res_word == RES_IN /* "for v IN a b; not_do..."? */ + || cpipe->next->res_word != RES_IN /* FOR v not_do_and_not_in..."? */ + ) { + syntax_error("malformed for"); + debug_leave(); + debug_printf_exec("run_list lvl %d return 1\n", G.run_list_level); + return 1; + } } } #endif |