mruby-io (mrb_fd_cloexec): instead of assertion call mrb_sys_fail()
Should provide system call failure information to the user.
MODIFY
mrbgems/mruby-io/src/io.c
mrbgems/mruby-io/src/io.c
@@ -228,8 +228,8 @@ mrb_fd_cloexec(mrb_state *mrb, int fd)
int flags, flags2;
flags = fcntl(fd, F_GETFD);
- if (flags == -1) {
- mrb_bug(mrb, "mrb_fd_cloexec: fcntl(%d, F_GETFD) failed: %d", fd, errno);
+ if (flags < 0) {
+ mrb_sys_fail(mrb, "cloexec GETFD");
}
if (fd <= 2) {
flags2 = flags & ~FD_CLOEXEC; /* Clear CLOEXEC for standard file descriptors: 0, 1, 2. */
@@ -238,8 +238,8 @@ mrb_fd_cloexec(mrb_state *mrb, int fd)
flags2 = flags | FD_CLOEXEC; /* Set CLOEXEC for non-standard file descriptors: 3, 4, 5, ... */
}
if (flags != flags2) {
- if (fcntl(fd, F_SETFD, flags2) == -1) {
- mrb_bug(mrb, "mrb_fd_cloexec: fcntl(%d, F_SETFD, %d) failed: %d", fd, flags2, errno);
+ if (fcntl(fd, F_SETFD, flags2) < 0) {
+ mrb_sys_fail(mrb, "cloexec SETFD");
}
}
#endif

mruby-io (mrb_fd_cloexec): instead of assertion call mrb_sys_fail()

Should provide system call failure information to the user.