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hush: smaller code in !READONLY configs

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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2017-07-17 21:19:53 +02:00
parent 1e660422b1
commit b95ee96e75
1 changed files with 7 additions and 4 deletions
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11
shell/hush.c
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@ -9347,11 +9347,14 @@ static int helper_export_local(char **argv,
}
}
# if ENABLE_HUSH_LOCAL
if (exp == 0 && ro == 0 /* local? */
&& var && var->func_nest_level == lvl
/* Is this "local" bltin? */
if (exp == 0
IF_HUSH_READONLY(&& ro == 0) /* in !READONLY config, always true */
) {
/* "local x=abc; ...; local x" - ignore second local decl */
continue;
if (var && var->func_nest_level == lvl) {
/* "local x=abc; ...; local x" - ignore second local decl */
continue;
}
}
# endif
/* Exporting non-existing variable.