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LibCore: Add syscall wrappers for tcgetattr() and tcsetattr()

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This commit is contained in:
Andreas Kling 2021-11-29 23:28:10 +01:00
parent 2b0c2360bb
commit 612eafea2c
2 changed files with 19 additions and 0 deletions
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16
Userland/Libraries/LibCore/System.cpp
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@ -13,6 +13,7 @@
#include <sys/ioctl.h> #include <sys/ioctl.h>
#include <sys/mman.h> #include <sys/mman.h>
#include <sys/socket.h> #include <sys/socket.h>
#include <termios.h>
#include <unistd.h> #include <unistd.h>
#define HANDLE_SYSCALL_RETURN_VALUE(syscall_name, rc, success_value) \ #define HANDLE_SYSCALL_RETURN_VALUE(syscall_name, rc, success_value) \
@ -241,4 +242,19 @@ ErrorOr<void> ioctl(int fd, unsigned request, ...)
return {}; return {};
} }
ErrorOr<struct termios> tcgetattr(int fd)
{
struct termios ios = {};
if (::tcgetattr(fd, &ios) < 0)
return Error::from_syscall("tcgetattr"sv, -errno);
return ios;
}
ErrorOr<void> tcsetattr(int fd, int optional_actions, struct termios const& ios)
{
if (::tcsetattr(fd, optional_actions, &ios) < 0)
return Error::from_syscall("tcsetattr"sv, -errno);
return {};
}
} }

3
Userland/Libraries/LibCore/System.h
View file

@ -9,6 +9,7 @@
#include <AK/Error.h> #include <AK/Error.h>
#include <signal.h> #include <signal.h>
#include <sys/stat.h> #include <sys/stat.h>
#include <termios.h>
namespace Core::System { namespace Core::System {
@ -37,5 +38,7 @@ ErrorOr<int> dup2(int source_fd, int destination_fd);
ErrorOr<String> ptsname(int fd); ErrorOr<String> ptsname(int fd);
ErrorOr<String> gethostname(); ErrorOr<String> gethostname();
ErrorOr<void> ioctl(int fd, unsigned request, ...); ErrorOr<void> ioctl(int fd, unsigned request, ...);
ErrorOr<struct termios> tcgetattr(int fd);
ErrorOr<void> tcsetattr(int fd, int optional_actions, struct termios const&);
} }