1*89a1d03eSRichard // RUN: %check_clang_tidy %s android-cloexec-fopen %t
2*89a1d03eSRichard
3*89a1d03eSRichard #define FILE_OPEN_RO "r"
4*89a1d03eSRichard
5*89a1d03eSRichard typedef int FILE;
6*89a1d03eSRichard
7*89a1d03eSRichard extern "C" FILE *fopen(const char *filename, const char *mode, ...);
8*89a1d03eSRichard extern "C" FILE *open(const char *filename, const char *mode, ...);
9*89a1d03eSRichard
f()10*89a1d03eSRichard void f() {
11*89a1d03eSRichard fopen("filename", "r");
12*89a1d03eSRichard // CHECK-MESSAGES: :[[@LINE-1]]:21: warning: use 'fopen' mode 'e' to set O_CLOEXEC [android-cloexec-fopen]
13*89a1d03eSRichard // CHECK-FIXES: fopen("filename", "re");
14*89a1d03eSRichard
15*89a1d03eSRichard fopen("filename", FILE_OPEN_RO);
16*89a1d03eSRichard // CHECK-MESSAGES: :[[@LINE-1]]:21: warning: use 'fopen' mode 'e'
17*89a1d03eSRichard // CHECK-FIXES: fopen("filename", FILE_OPEN_RO "e");
18*89a1d03eSRichard
19*89a1d03eSRichard fopen("filename", "er");
20*89a1d03eSRichard // CHECK-MESSAGES-NOT: warning:
21*89a1d03eSRichard fopen("filename", "re");
22*89a1d03eSRichard // CHECK-MESSAGES-NOT: warning:
23*89a1d03eSRichard fopen("filename", "e");
24*89a1d03eSRichard // CHECK-MESSAGES-NOT: warning:
25*89a1d03eSRichard open("filename", "e");
26*89a1d03eSRichard // CHECK-MESSAGES-NOT: warning:
27*89a1d03eSRichard
28*89a1d03eSRichard char *str = "r";
29*89a1d03eSRichard fopen("filename", str);
30*89a1d03eSRichard // CHECK-MESSAGES-NOT: warning:
31*89a1d03eSRichard str = "re";
32*89a1d03eSRichard fopen("filename", str);
33*89a1d03eSRichard // CHECK-MESSAGES-NOT: warning:
34*89a1d03eSRichard char arr[2] = "r";
35*89a1d03eSRichard fopen("filename", arr);
36*89a1d03eSRichard // CHECK-MESSAGES-NOT: warning:
37*89a1d03eSRichard char arr2[3] = "re";
38*89a1d03eSRichard fopen("filename", arr2);
39*89a1d03eSRichard // CHECK-MESSAGES-NOT: warning:
40*89a1d03eSRichard }
41*89a1d03eSRichard
42*89a1d03eSRichard namespace i {
43*89a1d03eSRichard int *fopen(const char *filename, const char *mode, ...);
g()44*89a1d03eSRichard void g() {
45*89a1d03eSRichard fopen("filename", "e");
46*89a1d03eSRichard // CHECK-MESSAGES-NOT: warning:
47*89a1d03eSRichard }
48*89a1d03eSRichard } // namespace i
49*89a1d03eSRichard
50*89a1d03eSRichard class C {
51*89a1d03eSRichard public:
52*89a1d03eSRichard int *fopen(const char *filename, const char *mode, ...);
h()53*89a1d03eSRichard void h() {
54*89a1d03eSRichard fopen("filename", "e");
55*89a1d03eSRichard // CHECK-MESSAGES-NOT: warning:
56*89a1d03eSRichard }
57*89a1d03eSRichard };
58