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authorKitware Robot <kwrobot@kitware.com>2020-08-29 16:27:37 -0400
committerKyle Edwards <kyle.edwards@kitware.com>2020-09-03 09:30:21 -0400
commitbdca8b01d2d96d63e685e7eca03e0f51f5410fdf (patch)
treef7e14aa6967bd3981b0bff21c4f0e113de275fb3 /Source/cmGetPipes.h
parent093ba4061da68d8c86a09b3631767912ffb183e2 (diff)
downloadcmake-bdca8b01d2d96d63e685e7eca03e0f51f5410fdf.tar.gz
Modernize: Use #pragma once in all header files
#pragma once is a widely supported compiler pragma, even though it is not part of the C++ standard. Many of the issues keeping #pragma once from being standardized (distributed filesystems, build farms, hard links, etc.) do not apply to CMake - it is easy to build CMake on a single machine. CMake also does not install any header files which can be consumed by other projects (though cmCPluginAPI.h has been deliberately omitted from this conversion in case anyone is still using it.) Finally, #pragma once has been required to build CMake since at least August 2017 (7f29bbe6 enabled server mode unconditionally, which had been using #pragma once since September 2016 (b13d3e0d)). The fact that we now require C++11 filters out old compilers, and it is unlikely that there is a compiler which supports C++11 but does not support #pragma once.
Diffstat (limited to 'Source/cmGetPipes.h')
-rw-r--r--Source/cmGetPipes.h5
1 files changed, 1 insertions, 4 deletions
diff --git a/Source/cmGetPipes.h b/Source/cmGetPipes.h
index 2a46b51b3a..6b1b4951da 100644
--- a/Source/cmGetPipes.h
+++ b/Source/cmGetPipes.h
@@ -1,8 +1,5 @@
/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
file Copyright.txt or https://cmake.org/licensing for details. */
-#ifndef cmGetPipes_h
-#define cmGetPipes_h
+#pragma once
int cmGetPipes(int* fds);
-
-#endif