#file-descriptor #polyfill #file-path #pal #open-file #env-var #platform-abstraction

palaver

Cross-platform polyfills. This library attempts to provide reliable polyfills for functionality that isn't implemented on all platforms

13 releases

0.3.0-alpha.3 Feb 11, 2020
0.3.0-alpha.2 Feb 6, 2020
0.3.0-alpha.1 Jan 28, 2020
0.2.8 Aug 20, 2019
0.1.0 Aug 3, 2018

#505 in Unix APIs

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4,671 downloads per month
Used in 18 crates (8 directly)

MIT/Apache

76KB
2K SLoC

palaver

Crates.io MIT / Apache 2.0 licensed Build Status

Docs

Cross-platform polyfills.

This library attempts to provide reliable polyfills for functionality that isn't implemented on all platforms.

palaver = "Platform Abstraction Layer" + pa·lav·er n. prolonged and tedious fuss.

Functionality

ThreadingDescriptionLinuxmacOSWindowsFreeBSDNetBSDiOSAndroid
gettid()Get thread ID
count()Number of threads in current process
FilesDescriptionLinuxmacOSWindowsFreeBSDNetBSDiOSAndroid
seal_fd()Make a file descriptor read-only
dup_fd()Duplicate a file descriptor
copy_fd()Copy a file descriptor to a specific offset
move_fd()Move a file descriptor to a specific offset
move_fds()Move file descriptors to specific offsets
fd_dir()Get a path to the file descriptor directory
fd_path()Get a path to a file descriptor
FdIterIterate all open file descriptors
memfd_create()Create an anonymous file
fexecve()Execute program specified via file descriptor
copy()Copy by looping io::copy
copy_sendfile()Copy using sendfile
copy_splice()Copy using splice
pipe()Create a pipe
SocketDescriptionLinuxmacOSWindowsFreeBSDNetBSDiOSAndroid
socket()Create a socket
accept()Accept a connection on a socket
is_connected()Get whether a pending connection is connected
unreceived()Get number of bytes readable
unsent()Get number of bytes that have yet to be acknowledged
EnvDescriptionLinuxmacOSWindowsFreeBSDNetBSDiOSAndroid
exe()Opens the current running executable
exe_path()Get a path to the current running executable
args()Get command line arguments
vars()Get environment variables
ProcessDescriptionLinuxmacOSWindowsFreeBSDNetBSDiOSAndroid
count()Count the processes visible to the current process
count_threads()Count the threads visible to the current process
fork()Fork a process, using process descriptors where available
ValgrindDescriptionLinuxmacOSWindowsFreeBSDNetBSDiOSAndroid
is()Check if running under Valgrind
start_fd()Get Valgrind's file descriptor range

License

Licensed under either of

at your option.

Unless you explicitly state otherwise, any contribution intentionally submitted for inclusion in the work by you, as defined in the Apache-2.0 license, shall be dual licensed as above, without any additional terms or conditions.

Dependencies

~3MB
~57K SLoC