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unix: improve uv_guess_handle() implementation

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Make it understand FIFOs, character devices and sockets.
This commit is contained in:
Ben Noordhuis 2013-03-14 13:36:05 +01:00
parent 9f714a1d25
commit 7b66ea18ff
1 changed files with 35 additions and 8 deletions
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43
src/unix/tty.c
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@ -118,25 +118,52 @@ int uv_tty_get_winsize(uv_tty_t* tty, int* width, int* height) {
uv_handle_type uv_guess_handle(uv_file file) {
struct sockaddr sa;
struct stat s;
socklen_t len;
int type;
if (file < 0) {
if (file < 0)
return UV_UNKNOWN_HANDLE;
}
if (isatty(file)) {
if (isatty(file))
return UV_TTY;
}
if (fstat(file, &s)) {
if (fstat(file, &s))
return UV_UNKNOWN_HANDLE;
}
if (!S_ISSOCK(s.st_mode) && !S_ISFIFO(s.st_mode)) {
if (S_ISREG(s.st_mode))
return UV_FILE;
if (S_ISCHR(s.st_mode))
return UV_FILE; /* XXX UV_NAMED_PIPE? */
if (S_ISFIFO(s.st_mode))
return UV_NAMED_PIPE;
if (!S_ISSOCK(s.st_mode))
return UV_UNKNOWN_HANDLE;
len = sizeof(type);
if (getsockopt(file, SOL_SOCKET, SO_TYPE, &type, &len))
return UV_UNKNOWN_HANDLE;
len = sizeof(sa);
if (getsockname(file, &sa, &len))
return UV_UNKNOWN_HANDLE;
if (type == SOCK_DGRAM)
if (sa.sa_family == AF_INET || sa.sa_family == AF_INET6)
return UV_UDP;
if (type == SOCK_STREAM) {
if (sa.sa_family == AF_INET || sa.sa_family == AF_INET6)
return UV_TCP;
if (sa.sa_family == AF_UNIX)
return UV_NAMED_PIPE;
}
return UV_NAMED_PIPE;
return UV_UNKNOWN_HANDLE;
}