Nullability check for fcntl module.
Bugs: b/245972273
Test: adb shell
Change-Id: I8a60f54dfc0d3104f848cbb78d05aa0f96cd783a
diff --git a/libc/include/bits/fortify/fcntl.h b/libc/include/bits/fortify/fcntl.h
index 1f6ebad..ce600ff 100644
--- a/libc/include/bits/fortify/fcntl.h
+++ b/libc/include/bits/fortify/fcntl.h
@@ -30,13 +30,13 @@
#error "Never include this file directly; instead, include <fcntl.h>"
#endif
-int __open_2(const char*, int) __INTRODUCED_IN(17);
-int __openat_2(int, const char*, int) __INTRODUCED_IN(17);
+int __open_2(const char* _Nonnull, int) __INTRODUCED_IN(17);
+int __openat_2(int, const char* _Nonnull, int) __INTRODUCED_IN(17);
/*
* These are the easiest way to call the real open even in clang FORTIFY.
*/
-int __open_real(const char*, int, ...) __RENAME(open);
-int __openat_real(int, const char*, int, ...) __RENAME(openat);
+int __open_real(const char* _Nonnull, int, ...) __RENAME(open);
+int __openat_real(int, const char* _Nonnull, int, ...) __RENAME(openat);
#if defined(__BIONIC_FORTIFY)
#define __open_too_many_args_error "too many arguments"
@@ -46,7 +46,7 @@
#define __open_modes_useful(flags) (((flags) & O_CREAT) || ((flags) & O_TMPFILE) == O_TMPFILE)
__BIONIC_ERROR_FUNCTION_VISIBILITY
-int open(const char* pathname, int flags, mode_t modes, ...) __overloadable
+int open(const char* _Nonnull pathname, int flags, mode_t modes, ...) __overloadable
__errorattr(__open_too_many_args_error);
/*
@@ -56,7 +56,7 @@
* open(const char *, int, ...).
*/
__BIONIC_FORTIFY_INLINE
-int open(const char* const __pass_object_size pathname, int flags)
+int open(const char* _Nonnull const __pass_object_size pathname, int flags)
__overloadable
__clang_error_if(__open_modes_useful(flags), "'open' " __open_too_few_args_error) {
#if __BIONIC_FORTIFY_RUNTIME_CHECKS_ENABLED
@@ -67,7 +67,7 @@
}
__BIONIC_FORTIFY_INLINE
-int open(const char* const __pass_object_size pathname, int flags, mode_t modes)
+int open(const char* _Nonnull const __pass_object_size pathname, int flags, mode_t modes)
__overloadable
__clang_warning_if(!__open_modes_useful(flags) && modes,
"'open' " __open_useless_modes_warning) {
@@ -75,12 +75,12 @@
}
__BIONIC_ERROR_FUNCTION_VISIBILITY
-int openat(int dirfd, const char* pathname, int flags, mode_t modes, ...)
+int openat(int dirfd, const char* _Nonnull pathname, int flags, mode_t modes, ...)
__overloadable
__errorattr(__open_too_many_args_error);
__BIONIC_FORTIFY_INLINE
-int openat(int dirfd, const char* const __pass_object_size pathname, int flags)
+int openat(int dirfd, const char* _Nonnull const __pass_object_size pathname, int flags)
__overloadable
__clang_error_if(__open_modes_useful(flags), "'openat' " __open_too_few_args_error) {
#if __BIONIC_FORTIFY_RUNTIME_CHECKS_ENABLED
@@ -91,7 +91,7 @@
}
__BIONIC_FORTIFY_INLINE
-int openat(int dirfd, const char* const __pass_object_size pathname, int flags, mode_t modes)
+int openat(int dirfd, const char* _Nonnull const __pass_object_size pathname, int flags, mode_t modes)
__overloadable
__clang_warning_if(!__open_modes_useful(flags) && modes,
"'openat' " __open_useless_modes_warning) {
@@ -101,18 +101,18 @@
/* Note that open == open64, so we reuse those bits in the open64 variants below. */
__BIONIC_ERROR_FUNCTION_VISIBILITY
-int open64(const char* pathname, int flags, mode_t modes, ...) __overloadable
+int open64(const char* _Nonnull pathname, int flags, mode_t modes, ...) __overloadable
__errorattr(__open_too_many_args_error);
__BIONIC_FORTIFY_INLINE
-int open64(const char* const __pass_object_size pathname, int flags)
+int open64(const char* _Nonnull const __pass_object_size pathname, int flags)
__overloadable
__clang_error_if(__open_modes_useful(flags), "'open64' " __open_too_few_args_error) {
return open(pathname, flags);
}
__BIONIC_FORTIFY_INLINE
-int open64(const char* const __pass_object_size pathname, int flags, mode_t modes)
+int open64(const char* _Nonnull const __pass_object_size pathname, int flags, mode_t modes)
__overloadable
__clang_warning_if(!__open_modes_useful(flags) && modes,
"'open64' " __open_useless_modes_warning) {
@@ -120,19 +120,19 @@
}
__BIONIC_ERROR_FUNCTION_VISIBILITY
-int openat64(int dirfd, const char* pathname, int flags, mode_t modes, ...)
+int openat64(int dirfd, const char* _Nonnull pathname, int flags, mode_t modes, ...)
__overloadable
__errorattr(__open_too_many_args_error);
__BIONIC_FORTIFY_INLINE
-int openat64(int dirfd, const char* const __pass_object_size pathname, int flags)
+int openat64(int dirfd, const char* _Nonnull const __pass_object_size pathname, int flags)
__overloadable
__clang_error_if(__open_modes_useful(flags), "'openat64' " __open_too_few_args_error) {
return openat(dirfd, pathname, flags);
}
__BIONIC_FORTIFY_INLINE
-int openat64(int dirfd, const char* const __pass_object_size pathname, int flags, mode_t modes)
+int openat64(int dirfd, const char* _Nonnull const __pass_object_size pathname, int flags, mode_t modes)
__overloadable
__clang_warning_if(!__open_modes_useful(flags) && modes,
"'openat64' " __open_useless_modes_warning) {
