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LibCore: Add a wrapper for poll()

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This commit is contained in:
Lucas CHOLLET 2022-12-11 23:40:25 +01:00 • committed by Sam Atkins
parent 0049dfd717
commit 5532640b71
2 changed files with 10 additions and 0 deletions
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8
Userland/Libraries/LibCore/System.cpp
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@ -1410,6 +1410,14 @@ ErrorOr<DeprecatedString> readlink(StringView pathname)
#endif #endif
} }
ErrorOr<int> poll(Span<struct pollfd> poll_fds, int timeout)
{
auto const rc = ::poll(poll_fds.data(), poll_fds.size(), timeout);
if (rc < 0)
return Error::from_syscall("poll"sv, -errno);
return { rc };
}
#ifdef AK_OS_SERENITY #ifdef AK_OS_SERENITY
ErrorOr<void> posix_fallocate(int fd, off_t offset, off_t length) ErrorOr<void> posix_fallocate(int fd, off_t offset, off_t length)
{ {

2
Userland/Libraries/LibCore/System.h
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@ -13,6 +13,7 @@
#include <dirent.h> #include <dirent.h>
#include <fcntl.h> #include <fcntl.h>
#include <grp.h> #include <grp.h>
#include <poll.h>
#include <pwd.h> #include <pwd.h>
#include <signal.h> #include <signal.h>
#include <spawn.h> #include <spawn.h>
@ -205,6 +206,7 @@ ErrorOr<void> grantpt(int fildes);
ErrorOr<void> unlockpt(int fildes); ErrorOr<void> unlockpt(int fildes);
ErrorOr<void> access(StringView pathname, int mode); ErrorOr<void> access(StringView pathname, int mode);
ErrorOr<DeprecatedString> readlink(StringView pathname); ErrorOr<DeprecatedString> readlink(StringView pathname);
ErrorOr<int> poll(Span<struct pollfd>, int timeout);
#ifdef AK_OS_SERENITY #ifdef AK_OS_SERENITY
ErrorOr<void> posix_fallocate(int fd, off_t offset, off_t length); ErrorOr<void> posix_fallocate(int fd, off_t offset, off_t length);