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authorValentin Popov <valentin@popov.link>2024-07-19 15:37:58 +0300
committerValentin Popov <valentin@popov.link>2024-07-19 15:37:58 +0300
commita990de90fe41456a23e58bd087d2f107d321f3a1 (patch)
tree15afc392522a9e85dc3332235e311b7d39352ea9 /vendor/libc/src/unix/solarish/compat.rs
parent3d48cd3f81164bbfc1a755dc1d4a9a02f98c8ddd (diff)
downloadfparkan-a990de90fe41456a23e58bd087d2f107d321f3a1.tar.xz
fparkan-a990de90fe41456a23e58bd087d2f107d321f3a1.zip
Deleted vendor folder
Diffstat (limited to 'vendor/libc/src/unix/solarish/compat.rs')
-rw-r--r--vendor/libc/src/unix/solarish/compat.rs220
1 files changed, 0 insertions, 220 deletions
diff --git a/vendor/libc/src/unix/solarish/compat.rs b/vendor/libc/src/unix/solarish/compat.rs
deleted file mode 100644
index cbf955a..0000000
--- a/vendor/libc/src/unix/solarish/compat.rs
+++ /dev/null
@@ -1,220 +0,0 @@
-// Common functions that are unfortunately missing on illumos and
-// Solaris, but often needed by other crates.
-
-use core::cmp::min;
-use unix::solarish::*;
-
-const PTEM: &[u8] = b"ptem\0";
-const LDTERM: &[u8] = b"ldterm\0";
-
-pub unsafe fn cfmakeraw(termios: *mut ::termios) {
- (*termios).c_iflag &=
- !(IMAXBEL | IGNBRK | BRKINT | PARMRK | ISTRIP | INLCR | IGNCR | ICRNL | IXON);
- (*termios).c_oflag &= !OPOST;
- (*termios).c_lflag &= !(ECHO | ECHONL | ICANON | ISIG | IEXTEN);
- (*termios).c_cflag &= !(CSIZE | PARENB);
- (*termios).c_cflag |= CS8;
-
- // By default, most software expects a pending read to block until at
- // least one byte becomes available. As per termio(7I), this requires
- // setting the MIN and TIME parameters appropriately.
- //
- // As a somewhat unfortunate artefact of history, the MIN and TIME slots
- // in the control character array overlap with the EOF and EOL slots used
- // for canonical mode processing. Because the EOF character needs to be
- // the ASCII EOT value (aka Control-D), it has the byte value 4. When
- // switching to raw mode, this is interpreted as a MIN value of 4; i.e.,
- // reads will block until at least four bytes have been input.
- //
- // Other platforms with a distinct MIN slot like Linux and FreeBSD appear
- // to default to a MIN value of 1, so we'll force that value here:
- (*termios).c_cc[VMIN] = 1;
- (*termios).c_cc[VTIME] = 0;
-}
-
-pub unsafe fn cfsetspeed(termios: *mut ::termios, speed: ::speed_t) -> ::c_int {
- // Neither of these functions on illumos or Solaris actually ever
- // return an error
- ::cfsetispeed(termios, speed);
- ::cfsetospeed(termios, speed);
- 0
-}
-
-unsafe fn bail(fdm: ::c_int, fds: ::c_int) -> ::c_int {
- let e = *___errno();
- if fds >= 0 {
- ::close(fds);
- }
- if fdm >= 0 {
- ::close(fdm);
- }
- *___errno() = e;
- return -1;
-}
-
-pub unsafe fn openpty(
- amain: *mut ::c_int,
- asubord: *mut ::c_int,
- name: *mut ::c_char,
- termp: *const termios,
- winp: *const ::winsize,
-) -> ::c_int {
- // Open the main pseudo-terminal device, making sure not to set it as the
- // controlling terminal for this process:
- let fdm = ::posix_openpt(O_RDWR | O_NOCTTY);
- if fdm < 0 {
- return -1;
- }
-
- // Set permissions and ownership on the subordinate device and unlock it:
- if ::grantpt(fdm) < 0 || ::unlockpt(fdm) < 0 {
- return bail(fdm, -1);
- }
-
- // Get the path name of the subordinate device:
- let subordpath = ::ptsname(fdm);
- if subordpath.is_null() {
- return bail(fdm, -1);
- }
-
- // Open the subordinate device without setting it as the controlling
- // terminal for this process:
- let fds = ::open(subordpath, O_RDWR | O_NOCTTY);
- if fds < 0 {
- return bail(fdm, -1);
- }
-
- // Check if the STREAMS modules are already pushed:
- let setup = ::ioctl(fds, I_FIND, LDTERM.as_ptr());
- if setup < 0 {
- return bail(fdm, fds);
- } else if setup == 0 {
- // The line discipline is not present, so push the appropriate STREAMS
- // modules for the subordinate device:
- if ::ioctl(fds, I_PUSH, PTEM.as_ptr()) < 0 || ::ioctl(fds, I_PUSH, LDTERM.as_ptr()) < 0 {
- return bail(fdm, fds);
- }
- }
-
- // If provided, set the terminal parameters:
- if !termp.is_null() && ::tcsetattr(fds, TCSAFLUSH, termp) != 0 {
- return bail(fdm, fds);
- }
-
- // If provided, set the window size:
- if !winp.is_null() && ::ioctl(fds, TIOCSWINSZ, winp) < 0 {
- return bail(fdm, fds);
- }
-
- // If the caller wants the name of the subordinate device, copy it out.
- //
- // Note that this is a terrible interface: there appears to be no standard
- // upper bound on the copy length for this pointer. Nobody should pass
- // anything but NULL here, preferring instead to use ptsname(3C) directly.
- if !name.is_null() {
- ::strcpy(name, subordpath);
- }
-
- *amain = fdm;
- *asubord = fds;
- 0
-}
-
-pub unsafe fn forkpty(
- amain: *mut ::c_int,
- name: *mut ::c_char,
- termp: *const termios,
- winp: *const ::winsize,
-) -> ::pid_t {
- let mut fds = -1;
-
- if openpty(amain, &mut fds, name, termp, winp) != 0 {
- return -1;
- }
-
- let pid = ::fork();
- if pid < 0 {
- return bail(*amain, fds);
- } else if pid > 0 {
- // In the parent process, we close the subordinate device and return the
- // process ID of the new child:
- ::close(fds);
- return pid;
- }
-
- // The rest of this function executes in the child process.
-
- // Close the main side of the pseudo-terminal pair:
- ::close(*amain);
-
- // Use TIOCSCTTY to set the subordinate device as our controlling
- // terminal. This will fail (with ENOTTY) if we are not the leader in
- // our own session, so we call setsid() first. Finally, arrange for
- // the pseudo-terminal to occupy the standard I/O descriptors.
- if ::setsid() < 0
- || ::ioctl(fds, TIOCSCTTY, 0) < 0
- || ::dup2(fds, 0) < 0
- || ::dup2(fds, 1) < 0
- || ::dup2(fds, 2) < 0
- {
- // At this stage there are no particularly good ways to handle failure.
- // Exit as abruptly as possible, using _exit() to avoid messing with any
- // state still shared with the parent process.
- ::_exit(EXIT_FAILURE);
- }
- // Close the inherited descriptor, taking care to avoid closing the standard
- // descriptors by mistake:
- if fds > 2 {
- ::close(fds);
- }
-
- 0
-}
-
-pub unsafe fn getpwent_r(
- pwd: *mut passwd,
- buf: *mut ::c_char,
- buflen: ::size_t,
- result: *mut *mut passwd,
-) -> ::c_int {
- let old_errno = *::___errno();
- *::___errno() = 0;
- *result = native_getpwent_r(
- pwd,
- buf,
- min(buflen, ::c_int::max_value() as ::size_t) as ::c_int,
- );
-
- let ret = if (*result).is_null() {
- *::___errno()
- } else {
- 0
- };
- *::___errno() = old_errno;
-
- ret
-}
-
-pub unsafe fn getgrent_r(
- grp: *mut ::group,
- buf: *mut ::c_char,
- buflen: ::size_t,
- result: *mut *mut ::group,
-) -> ::c_int {
- let old_errno = *::___errno();
- *::___errno() = 0;
- *result = native_getgrent_r(
- grp,
- buf,
- min(buflen, ::c_int::max_value() as ::size_t) as ::c_int,
- );
-
- let ret = if (*result).is_null() {
- *::___errno()
- } else {
- 0
- };
- *::___errno() = old_errno;
-
- ret
-}