Mercurial > gnulib
view tests/test-pipe.c @ 40163:b89f4c441767
Avoid build errors due to wrong references between modules.
* lib/uninorm/canonical-decomposition.c: Include
"uninorm/decomposition-table.h", not "decomposition-table.h".
* lib/uninorm/decomposition.c: Likewise.
* lib/uninorm/u8-normalize.c: Include "uninorm/decompose-internal.h",
not "decompose-internal.h".
* lib/uninorm/u16-normalize.c: Likewise.
* lib/uninorm/u32-normalize.c: Likewise.
* lib/uninorm/uninorm-filter.c: Likewise.
* lib/uninorm/nfkc.c: Likewise.
* lib/uninorm/nfkd.c: Likewise.
* lib/unicase/u8-casemap.c: Include "unicase/caseprop.h", not
"caseprop.h".
* lib/unicase/u8-ct-totitle.c: Likewise.
* lib/unicase/u8-prefix-context.c: Likewise.
* lib/unicase/u8-suffix-context.c: Likewise.
* lib/unicase/u16-casemap.c: Likewise.
* lib/unicase/u16-ct-totitle.c: Likewise.
* lib/unicase/u16-prefix-context.c: Likewise.
* lib/unicase/u16-suffix-context.c: Likewise.
* lib/unicase/u32-casemap.c: Likewise.
* lib/unicase/u32-ct-totitle.c: Likewise.
* lib/unicase/u32-prefix-context.c: Likewise.
* lib/unicase/u32-suffix-context.c: Likewise.
* lib/unicase/u8-tolower.c: Include "unicase/unicasemap.h", not
"unicasemap.h".
* lib/unicase/u8-toupper.c: Likewise.
* lib/unicase/u8-ct-tolower.c: Likewise.
* lib/unicase/u8-ct-toupper.c: Likewise.
* lib/unicase/u16-tolower.c: Likewise.
* lib/unicase/u16-toupper.c: Likewise.
* lib/unicase/u16-ct-tolower.c: Likewise.
* lib/unicase/u16-ct-toupper.c: Likewise.
* lib/unicase/u32-tolower.c: Likewise.
* lib/unicase/u32-toupper.c: Likewise.
* lib/unicase/u32-ct-tolower.c: Likewise.
* lib/unicase/u32-ct-toupper.c: Likewise.
* lib/unicase/u8-ct-casefold.c: Include "unicase/unicasemap.h", not
"unicasemap.h", and "unicase/casefold.h", not "casefold.h".
* lib/unicase/u16-ct-casefold.c: Likewise.
* lib/unicase/u32-ct-casefold.c: Likewise.
author | Bruno Haible <bruno@clisp.org> |
---|---|
date | Mon, 28 Jan 2019 01:20:11 +0100 |
parents | b06060465f09 |
children |
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/* Test of pipe. Copyright (C) 2009-2019 Free Software Foundation, Inc. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, see <https://www.gnu.org/licenses/>. */ #include <config.h> #include <unistd.h> #include "signature.h" SIGNATURE_CHECK (pipe, int, (int[2])); #include <fcntl.h> #include <stdbool.h> #if defined _WIN32 && ! defined __CYGWIN__ /* Get declarations of the native Windows API functions. */ # define WIN32_LEAN_AND_MEAN # include <windows.h> /* Get _get_osfhandle. */ # if GNULIB_MSVC_NOTHROW # include "msvc-nothrow.h" # else # include <io.h> # endif #endif #include "binary-io.h" #include "macros.h" /* Return true if FD is open. */ static bool is_open (int fd) { #if defined _WIN32 && ! defined __CYGWIN__ /* On native Windows, the initial state of unassigned standard file descriptors is that they are open but point to an INVALID_HANDLE_VALUE, and there is no fcntl. */ return (HANDLE) _get_osfhandle (fd) != INVALID_HANDLE_VALUE; #else # ifndef F_GETFL # error Please port fcntl to your platform # endif return 0 <= fcntl (fd, F_GETFL); #endif } /* Return true if FD is not inherited to child processes. */ static bool is_cloexec (int fd) { #if defined _WIN32 && ! defined __CYGWIN__ HANDLE h = (HANDLE) _get_osfhandle (fd); DWORD flags; ASSERT (GetHandleInformation (h, &flags)); return (flags & HANDLE_FLAG_INHERIT) == 0; #else int flags; ASSERT ((flags = fcntl (fd, F_GETFD)) >= 0); return (flags & FD_CLOEXEC) != 0; #endif } /* Return true if FD is in non-blocking mode. */ static bool is_nonblocking (int fd) { #if defined _WIN32 && ! defined __CYGWIN__ /* We don't use the non-blocking mode for sockets here. */ return 0; #else int flags; ASSERT ((flags = fcntl (fd, F_GETFL)) >= 0); return (flags & O_NONBLOCK) != 0; #endif } int main () { int fd[2]; fd[0] = -1; fd[1] = -1; ASSERT (pipe (fd) >= 0); ASSERT (fd[0] >= 0); ASSERT (fd[1] >= 0); ASSERT (fd[0] != fd[1]); ASSERT (is_open (fd[0])); ASSERT (is_open (fd[1])); ASSERT (!is_cloexec (fd[0])); ASSERT (!is_cloexec (fd[1])); ASSERT (!is_nonblocking (fd[0])); ASSERT (!is_nonblocking (fd[1])); return 0; }