1570af302Sopenharmony_ci#include "stdio_impl.h" 2570af302Sopenharmony_ci#include <fcntl.h> 3570af302Sopenharmony_ci#include <string.h> 4570af302Sopenharmony_ci#include <errno.h> 5570af302Sopenharmony_ci 6570af302Sopenharmony_ciFILE *fopen(const char *restrict filename, const char *restrict mode) 7570af302Sopenharmony_ci{ 8570af302Sopenharmony_ci FILE *f = NULL; 9570af302Sopenharmony_ci int fd = -1; 10570af302Sopenharmony_ci int file_flags = 0; 11570af302Sopenharmony_ci int mode_flags = 0; 12570af302Sopenharmony_ci 13570af302Sopenharmony_ci /* Compute the flags to pass to open() */ 14570af302Sopenharmony_ci mode_flags = __fmodeflags(mode, &file_flags); 15570af302Sopenharmony_ci if (mode_flags < 0) { 16570af302Sopenharmony_ci return NULL; 17570af302Sopenharmony_ci } 18570af302Sopenharmony_ci 19570af302Sopenharmony_ci fd = sys_open(filename, mode_flags, 0666); 20570af302Sopenharmony_ci if (fd < 0) return 0; 21570af302Sopenharmony_ci if (mode_flags & O_CLOEXEC) 22570af302Sopenharmony_ci __syscall(SYS_fcntl, fd, F_SETFD, FD_CLOEXEC); 23570af302Sopenharmony_ci 24570af302Sopenharmony_ci f = __fdopenx(fd, file_flags); 25570af302Sopenharmony_ci if (f) { 26570af302Sopenharmony_ci return f; 27570af302Sopenharmony_ci } 28570af302Sopenharmony_ci 29570af302Sopenharmony_ci __syscall(SYS_close, fd); 30570af302Sopenharmony_ci return 0; 31570af302Sopenharmony_ci} 32570af302Sopenharmony_ci 33570af302Sopenharmony_ciweak_alias(fopen, fopen64); 34