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49 lines
1.1 KiB
49 lines
1.1 KiB
5 years ago
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/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
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file Copyright.txt or https://cmake.org/licensing for details. */
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#include "cmGetPipes.h"
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#include "cm_uv.h"
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#include <fcntl.h>
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#if defined(_WIN32) && !defined(__CYGWIN__)
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# include <io.h>
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int cmGetPipes(int* fds)
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{
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SECURITY_ATTRIBUTES attr;
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HANDLE readh, writeh;
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attr.nLength = sizeof(attr);
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attr.lpSecurityDescriptor = nullptr;
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attr.bInheritHandle = FALSE;
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if (!CreatePipe(&readh, &writeh, &attr, 0))
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return uv_translate_sys_error(GetLastError());
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fds[0] = _open_osfhandle((intptr_t)readh, 0);
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fds[1] = _open_osfhandle((intptr_t)writeh, 0);
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if (fds[0] == -1 || fds[1] == -1) {
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CloseHandle(readh);
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CloseHandle(writeh);
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return uv_translate_sys_error(GetLastError());
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}
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return 0;
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}
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#else
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# include <errno.h>
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# include <unistd.h>
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int cmGetPipes(int* fds)
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{
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if (pipe(fds) == -1) {
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return uv_translate_sys_error(errno);
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}
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if (fcntl(fds[0], F_SETFD, FD_CLOEXEC) == -1 ||
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fcntl(fds[1], F_SETFD, FD_CLOEXEC) == -1) {
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close(fds[0]);
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close(fds[1]);
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return uv_translate_sys_error(errno);
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}
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return 0;
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}
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#endif
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