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hush: randomconfig fixes

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This commit is contained in:
Denis Vlasenko 2009-04-05 08:43:57 +00:00
parent cc4c693ec5
commit d85a5df159
1 changed files with 28 additions and 21 deletions
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49
shell/hush.c
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@ -2359,12 +2359,13 @@ static void re_execute_shell(const char *s)
if (!cur->flg_export || cur->flg_read_only)
cnt += 2;
}
//TODO: need to free these strings in parent!
G.argv_for_re_execing = pp = xmalloc(sizeof(argv[0]) * cnt);
G.argv_for_re_execing = pp = xzalloc(sizeof(argv[0]) * cnt);
*pp++ = (char *) applet_name;
*pp++ = xasprintf("-$%u", G.root_pid);
*pp++ = xasprintf("-?%u", G.last_return_code);
#if ENABLE_HUSH_LOOPS
*pp++ = xasprintf("-D%u", G.depth_of_loop);
#endif
for (cur = G.top_var; cur; cur = cur->next) {
if (cur->varstr == hush_version_str)
continue;
@ -2381,7 +2382,7 @@ static void re_execute_shell(const char *s)
pp2 = G.global_argv;
while (*pp2)
*pp++ = *pp2++;
*pp = NULL;
/* *pp = NULL; - is already there */
//TODO: pass traps and functions
debug_printf_exec("re_execute_shell pid:%d cmd:'%s'\n", getpid(), s);
@ -2398,7 +2399,9 @@ static void clean_up_after_re_execute(void)
/* Must match re_execute_shell's allocations */
free(pp[1]);
free(pp[2]);
#if ENABLE_HUSH_LOOPS
free(pp[3]);
#endif
free(pp);
G.argv_for_re_execing = NULL;
}
@ -4281,56 +4284,58 @@ static int handle_dollar(struct parse_context *ctx,
o_addchr(dest, SPECIAL_VAR_SYMBOL);
break;
}
#if (ENABLE_SH_MATH_SUPPORT || ENABLE_HUSH_TICK)
case '(': {
#if !BB_MMU
# if !BB_MMU
int pos;
#endif
# endif
ch = i_getch(input);
#if !BB_MMU
# if !BB_MMU
if (ctx) o_addchr(&ctx->as_string, ch);
#endif
#if ENABLE_SH_MATH_SUPPORT
# endif
# if ENABLE_SH_MATH_SUPPORT
if (i_peek(input) == '(') {
ch = i_getch(input);
#if !BB_MMU
# if !BB_MMU
if (ctx) o_addchr(&ctx->as_string, ch);
#endif
# endif
o_addchr(dest, SPECIAL_VAR_SYMBOL);
o_addchr(dest, /*quote_mask |*/ '+');
#if !BB_MMU
# if !BB_MMU
pos = dest->length;
#endif
# endif
add_till_closing_paren(dest, input, true);
#if !BB_MMU
# if !BB_MMU
if (ctx) {
o_addstr(&ctx->as_string, dest->data + pos);
o_addchr(&ctx->as_string, ')');
o_addchr(&ctx->as_string, ')');
}
#endif
# endif
o_addchr(dest, SPECIAL_VAR_SYMBOL);
break;
}
#endif
#if ENABLE_HUSH_TICK
# endif
# if ENABLE_HUSH_TICK
//int pos = dest->length;
o_addchr(dest, SPECIAL_VAR_SYMBOL);
o_addchr(dest, quote_mask | '`');
#if !BB_MMU
# if !BB_MMU
pos = dest->length;
#endif
# endif
add_till_closing_paren(dest, input, false);
#if !BB_MMU
# if !BB_MMU
if (ctx) {
o_addstr(&ctx->as_string, dest->data + pos);
o_addchr(&ctx->as_string, '`');
}
#endif
# endif
//debug_printf_subst("SUBST RES2 '%s'\n", dest->data + pos);
o_addchr(dest, SPECIAL_VAR_SYMBOL);
#endif
# endif
break;
}
#endif
case '_':
ch = i_getch(input);
#if !BB_MMU
@ -5075,9 +5080,11 @@ int hush_main(int argc, char **argv)
case '?':
G.last_return_code = xatoi_u(optarg);
break;
#if ENABLE_HUSH_LOOPS
case 'D':
G.depth_of_loop = xatoi_u(optarg);
break;
#endif
case 'R':
case 'V':
set_local_var(xstrdup(optarg), 0, opt == 'R');