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

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Should provide system call failure information to the user.
This commit is contained in:
Yukihiro "Matz" Matsumoto
2022-11-27 23:55:26 +09:00
parent 551d603d9c
commit 3fa029b079
1 changed files with 4 additions and 4 deletions
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mrbgems/mruby-io/src/io.c
+4 -4
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@@ -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