| #include <fcntl.h> | |
| #include <string.h> | |
| int __fmodeflags(const char *mode) | |
| { | |
| int flags; | |
| if (strchr(mode, '+')) flags = O_RDWR; | |
| else if (*mode == 'r') flags = O_RDONLY; | |
| else flags = O_WRONLY; | |
| if (strchr(mode, 'x')) flags |= O_EXCL; | |
| if (strchr(mode, 'e')) flags |= O_CLOEXEC; | |
| if (*mode != 'r') flags |= O_CREAT; | |
| if (*mode == 'w') flags |= O_TRUNC; | |
| if (*mode == 'a') flags |= O_APPEND; | |
| return flags; | |
| } |