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hush: fix strcpy of potentially overlapping strings
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@ -2801,7 +2801,7 @@ static char *expand_string_to_string(const char *str)
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if (!list[0] || list[1])
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bb_error_msg_and_die("BUG in varexp2");
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/* actually, just move string 2*sizeof(char*) bytes back */
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strcpy((char*)list, list[0]);
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overlapping_strcpy((char*)list, list[0]);
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debug_printf_expand("string_to_string='%s'\n", (char*)list);
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return (char*)list;
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}
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@ -2823,7 +2823,7 @@ static char* expand_strvec_to_string(char **argv)
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n++;
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}
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}
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strcpy((char*)list, list[0]);
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overlapping_strcpy((char*)list, list[0]);
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debug_printf_expand("strvec_to_string='%s'\n", (char*)list);
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return (char*)list;
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}
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