| 1 | // |
| 2 | // open.cocci (based on kmalloc 7) |
| 3 | // |
| 4 | // |
| 5 | |
| 6 | virtual diff,org |
| 7 | |
| 8 | @r exists@ |
| 9 | local idexpression x; |
| 10 | statement S; |
| 11 | expression E; |
| 12 | identifier f,l; |
| 13 | position p1,p2,p3; |
| 14 | expression *ptr != NULL; |
| 15 | @@ |
| 16 | |
| 17 | ( |
| 18 | if ((x@p1 = \(open\|fopen\)(...)) == NULL) S |
| 19 | | |
| 20 | x@p1 = \(open\|fopen\)(...); |
| 21 | ... |
| 22 | if (x == NULL) S |
| 23 | ) |
| 24 | <... when != x |
| 25 | when != if (...) { <+...x...+> } |
| 26 | ( |
| 27 | goto@p3 l; |
| 28 | | |
| 29 | x->f = E |
| 30 | ) |
| 31 | ...> |
| 32 | ( |
| 33 | return \(0\|<+...x...+>\|ptr\); |
| 34 | | |
| 35 | return@p2 ...; |
| 36 | ) |
| 37 | |
| 38 | @script:python depends on org@ |
| 39 | p1 << r.p1; |
| 40 | p2 << r.p2; |
| 41 | p3 << r.p3; |
| 42 | @@ |
| 43 | |
| 44 | cocci.print_main("",p1) |
| 45 | cocci.print_secs("", p2) |
| 46 | cocci.print_secs("goto", p3) |
| 47 | cocci.include_match(False) |
| 48 | |
| 49 | @script:python depends on org@ |
| 50 | p1 << r.p1; |
| 51 | p2 << r.p2; |
| 52 | @@ |
| 53 | |
| 54 | cocci.print_main("",p1) |
| 55 | cocci.print_secs("", p2) |
| 56 | |
| 57 | @with_goto depends on diff@ |
| 58 | expression x; |
| 59 | identifier l; |
| 60 | position r.p1, r.p2, r.p3; |
| 61 | @@ |
| 62 | |
| 63 | *x@p1 |
| 64 | <... |
| 65 | *goto@p3 l; |
| 66 | ...> |
| 67 | *return@p2 ...; |