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hush: fix build breakage (variable declared in for())

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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2010-12-18 01:34:49 +01:00
parent a6041860f8
commit 0d6a4ecb30
1 changed files with 24 additions and 21 deletions
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45
shell/hush.c
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@ -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