Function foreach

gpcontrib/gpcloud/src/gpcloud.cpp:139–146

        ListCell *option;

        foreach (option, fmtopts) {
            DefElem *defel = (DefElem *)lfirst(option);
            if (strcmp(defel->defname, "header") == 0) {
                hasHeader = defGetBoolean(defel);
            } else if (strcmp(defel->defname, "newline") == 0) {
                newline_str = defGetString(defel);
            }
        }

        // default end-of-line terminator
        eolString[0] = '\n';