| 158 | } |
| 159 | |
| 160 | static bool |
| 161 | db_mult_expr(db_expr_t *valuep) |
| 162 | { |
| 163 | db_expr_t lhs, rhs; |
| 164 | int t; |
| 165 | |
| 166 | if (!db_unary(&lhs)) |
| 167 | return (false); |
| 168 | |
| 169 | t = db_read_token(); |
| 170 | while (t == tSTAR || t == tSLASH || t == tPCT || t == tHASH || |
| 171 | t == tBIT_AND ) { |
| 172 | if (!db_term(&rhs)) { |
| 173 | db_printf("Expression syntax error after '%c'\n", |
| 174 | t == tSTAR ? '*' : t == tSLASH ? '/' : t == tPCT ? '%' : |
| 175 | t == tHASH ? '#' : '&'); |
| 176 | db_error(NULL); |
| 177 | /*NOTREACHED*/ |
| 178 | } |
| 179 | switch(t) { |
| 180 | case tSTAR: |
| 181 | lhs *= rhs; |
| 182 | break; |
| 183 | case tBIT_AND: |
| 184 | lhs &= rhs; |
| 185 | break; |
| 186 | default: |
| 187 | if (rhs == 0) { |
| 188 | db_error("Division by 0\n"); |
| 189 | /*NOTREACHED*/ |
| 190 | } |
| 191 | if (t == tSLASH) |
| 192 | lhs /= rhs; |
| 193 | else if (t == tPCT) |
| 194 | lhs %= rhs; |
| 195 | else |
| 196 | lhs = roundup(lhs, rhs); |
| 197 | } |
| 198 | t = db_read_token(); |
| 199 | } |
| 200 | db_unread_token(t); |
| 201 | *valuep = lhs; |
| 202 | return (true); |
| 203 | } |
| 204 | |
| 205 | static bool |
| 206 | db_add_expr(db_expr_t *valuep) |
no test coverage detected