uhd: Replace include guards with pragma once

Pragma once is the more modern version of include guards, eliminating
any potential problems with mistyping include guards. Let's use those.

13 files changed, 14 insertions, 53 deletions

diff --git a/host/lib/include/uhdlib/utils/atomic.hpp b/host/lib/include/uhdlib/utils/atomic.hpp
index 98b1cfa7b..33bc78fed 100644
--- a/host/lib/include/uhdlib/utils/atomic.hpp
+++ b/host/lib/include/uhdlib/utils/atomic.hpp
@@ -5,8 +5,7 @@
 // SPDX-License-Identifier: GPL-3.0-or-later
 //
 
-#ifndef INCLUDED_UHD_UTILS_ATOMIC_HPP
-#define INCLUDED_UHD_UTILS_ATOMIC_HPP
+#pragma once
 
 #include <uhd/config.hpp>
 #include <uhd/types/time_spec.hpp>
@@ -74,5 +73,3 @@ private:
 };
 
 } // namespace uhd
-
-#endif /* INCLUDED_UHD_UTILS_ATOMIC_HPP */
diff --git a/host/lib/include/uhdlib/utils/auto_timer.hpp b/host/lib/include/uhdlib/utils/auto_timer.hpp
index 5d1c88911..f57b95d36 100644
--- a/host/lib/include/uhdlib/utils/auto_timer.hpp
+++ b/host/lib/include/uhdlib/utils/auto_timer.hpp
@@ -10,8 +10,7 @@
 // It should not be used in production code.
 //
 
-#ifndef INCLUDED_UHD_UTILS_AUTO_TIMER_HPP
-#define INCLUDED_UHD_UTILS_AUTO_TIMER_HPP
+#pragma once
 
 // for now, only implemented for windows
 #ifdef UHD_PLATFORM_WIN32
@@ -131,5 +130,3 @@ private:
 #    define PROFILE_TIMING_WITH_THRESHOLD_AND_SCALE(context, threshold, unitScale)
 
 #endif
-
-#endif /* INCLUDED_UHD_UTILS_AUTO_TIMER_HPP */
diff --git a/host/lib/include/uhdlib/utils/compat_check.hpp b/host/lib/include/uhdlib/utils/compat_check.hpp
index 708c5ab16..852307fb2 100644
--- a/host/lib/include/uhdlib/utils/compat_check.hpp
+++ b/host/lib/include/uhdlib/utils/compat_check.hpp
@@ -4,8 +4,7 @@
 // SPDX-License-Identifier: GPL-3.0-or-later
 //
 
-#ifndef INCLUDED_UHDLIB_UTILS_COMPATCHECK_HPP
-#define INCLUDED_UHDLIB_UTILS_COMPATCHECK_HPP
+#pragma once
 
 #include <cstddef>
 #include <string>
@@ -35,5 +34,3 @@ void assert_fpga_compat(const size_t uhd_major,
     const bool fail_on_minor_behind = false);
 
 } /* namespace uhd */
-
-#endif /* INCLUDED_UHDLIB_UTILS_COMPATCHECK_HPP */
diff --git a/host/lib/include/uhdlib/utils/config_parser.hpp b/host/lib/include/uhdlib/utils/config_parser.hpp
index 13a6346e8..6d17b4154 100644
--- a/host/lib/include/uhdlib/utils/config_parser.hpp
+++ b/host/lib/include/uhdlib/utils/config_parser.hpp
@@ -4,8 +4,7 @@
 // SPDX-License-Identifier: GPL-3.0-or-later
 //
 
-#ifndef INCLUDED_LIBUHD_CONFIG_PARSER_HPP
-#define INCLUDED_LIBUHD_CONFIG_PARSER_HPP
+#pragma once
 
 #include <uhd/exception.hpp>
 #include <boost/property_tree/ptree.hpp>
@@ -107,5 +106,3 @@ private:
 };
 
 } /* namespace uhd */
-
-#endif /* INCLUDED_LIBUHD_CONFIG_PARSER_HPP */
diff --git a/host/lib/include/uhdlib/utils/ihex.hpp b/host/lib/include/uhdlib/utils/ihex.hpp
index 58e4d5637..687b1276c 100644
--- a/host/lib/include/uhdlib/utils/ihex.hpp
+++ b/host/lib/include/uhdlib/utils/ihex.hpp
@@ -5,8 +5,7 @@
 // SPDX-License-Identifier: GPL-3.0-or-later
 //
 
-#ifndef INCLUDED_IHEX_READER_HPP
-#define INCLUDED_IHEX_READER_HPP
+#pragma once
 
 #include <stdint.h>
 #include <functional>
@@ -64,5 +63,3 @@ private:
 };
 
 }; /* namespace uhd */
-
-#endif /* INCLUDED_IHEX_READER_HPP */
diff --git a/host/lib/include/uhdlib/utils/interpolation.hpp b/host/lib/include/uhdlib/utils/interpolation.hpp
index 10fc06559..6105dedc9 100644
--- a/host/lib/include/uhdlib/utils/interpolation.hpp
+++ b/host/lib/include/uhdlib/utils/interpolation.hpp
@@ -6,8 +6,7 @@
 
 // Various interpolation functions used within UHD
 
-#ifndef INCLUDED_UHD_UTILS_INTERP_HPP
-#define INCLUDED_UHD_UTILS_INTERP_HPP
+#pragma once
 
 #include <uhd/utils/math.hpp>
 #include <uhd/utils/interpolation.hpp>
@@ -136,5 +135,3 @@ typename map_type::mapped_type at_lin_interp(
 }
 
 }} // namespace uhd::math
-
-#endif /* INCLUDED_UHD_UTILS_INTERP_HPP */
diff --git a/host/lib/include/uhdlib/utils/isatty.hpp b/host/lib/include/uhdlib/utils/isatty.hpp
index 03ca23893..2942e2600 100644
--- a/host/lib/include/uhdlib/utils/isatty.hpp
+++ b/host/lib/include/uhdlib/utils/isatty.hpp
@@ -4,8 +4,7 @@
 // SPDX-License-Identifier: GPL-3.0-or-later
 //
 
-#ifndef INCLUDED_UHDLIB_UTILS_ISATTY_HPP
-#define INCLUDED_UHDLIB_UTILS_ISATTY_HPP
+#pragma once
 
 #include <uhd/config.hpp>
 #include <uhdlib/utils/narrow.hpp>
@@ -52,5 +51,3 @@ bool is_a_tty(const int fd)
 #endif
 
 } /* namespace uhd */
-
-#endif /* INCLUDED_UHDLIB_UTILS_ISATTY_HPP */
diff --git a/host/lib/include/uhdlib/utils/math.hpp b/host/lib/include/uhdlib/utils/math.hpp
index 924459ec9..9b11a3eab 100644
--- a/host/lib/include/uhdlib/utils/math.hpp
+++ b/host/lib/include/uhdlib/utils/math.hpp
@@ -6,8 +6,7 @@
 
 // More math, but not meant for public API
 
-#ifndef INCLUDED_UHDLIB_UTILS_MATH_HPP
-#define INCLUDED_UHDLIB_UTILS_MATH_HPP
+#pragma once
 
 #include <uhdlib/utils/narrow.hpp>
 #include <cmath>
@@ -97,5 +96,3 @@ std::pair<IntegerType, IntegerType> rational_approximation(
 
 
 }} /* namespace uhd::math */
-
-#endif /* INCLUDED_UHDLIB_UTILS_MATH_HPP */
diff --git a/host/lib/include/uhdlib/utils/narrow.hpp b/host/lib/include/uhdlib/utils/narrow.hpp
index daedd55db..396170e5b 100644
--- a/host/lib/include/uhdlib/utils/narrow.hpp
+++ b/host/lib/include/uhdlib/utils/narrow.hpp
@@ -41,8 +41,7 @@
 // [End of GSL license]
 ///////////////////////////////////////////////////////////////////////////////
 
-#ifndef INCLUDED_UHDLIB_UTILS_NARROW_HPP
-#define INCLUDED_UHDLIB_UTILS_NARROW_HPP
+#pragma once
 
 #include <uhd/exception.hpp>
 #include <utility>
@@ -96,5 +95,3 @@ inline T narrow(U u)
 #if defined(_MSC_VER)
 #    pragma warning(pop)
 #endif // _MSC_VER
-
-#endif /* INCLUDED_UHDLIB_UTILS_NARROW_HPP */
diff --git a/host/lib/include/uhdlib/utils/paths.hpp b/host/lib/include/uhdlib/utils/paths.hpp
index cff9299d6..9475e6174 100644
--- a/host/lib/include/uhdlib/utils/paths.hpp
+++ b/host/lib/include/uhdlib/utils/paths.hpp
@@ -4,8 +4,7 @@
 // SPDX-License-Identifier: GPL-3.0+
 //
 
-#ifndef INCLUDED_UHDLIB_UTILS_PATHS_HPP
-#define INCLUDED_UHDLIB_UTILS_PATHS_HPP
+#pragma once
 
 #include <boost/filesystem.hpp>
 #include <string>
@@ -43,5 +42,3 @@ boost::filesystem::path get_xdg_config_home();
 boost::filesystem::path get_legacy_config_home();
 
 } /* namespace uhd */
-
-#endif /* INCLUDED_UHDLIB_UTILS_PATHS_HPP */
diff --git a/host/lib/include/uhdlib/utils/prefs.hpp b/host/lib/include/uhdlib/utils/prefs.hpp
index 6d75ac7ea..0395842a1 100644
--- a/host/lib/include/uhdlib/utils/prefs.hpp
+++ b/host/lib/include/uhdlib/utils/prefs.hpp
@@ -4,8 +4,7 @@
 // SPDX-License-Identifier: GPL-3.0+
 //
 
-#ifndef INCLUDED_LIBUHD_UTILS_PREFS_HPP
-#define INCLUDED_LIBUHD_UTILS_PREFS_HPP
+#pragma once
 
 #include <uhd/types/device_addr.hpp>
 #include <uhdlib/utils/config_parser.hpp>
@@ -83,5 +82,3 @@ uhd::device_addr_t get_dpdk_args(const uhd::device_addr_t& user_args);
  */
 uhd::device_addr_t get_dpdk_nic_args(const uhd::device_addr_t& user_args);
 }} /* namespace uhd::prefs */
-
-#endif /* INCLUDED_LIBUHD_UTILS_PREFS_HPP */
diff --git a/host/lib/include/uhdlib/utils/rpc.hpp b/host/lib/include/uhdlib/utils/rpc.hpp
index 6a45ba61f..e87a2ee32 100644
--- a/host/lib/include/uhdlib/utils/rpc.hpp
+++ b/host/lib/include/uhdlib/utils/rpc.hpp
@@ -5,8 +5,7 @@
 // SPDX-License-Identifier: GPL-3.0-or-later
 //
 
-#ifndef INCLUDED_UTILS_RPC_HPP
-#define INCLUDED_UTILS_RPC_HPP
+#pragma once
 
 #include <uhd/exception.hpp>
 #include <uhd/utils/log.hpp>
@@ -326,5 +325,3 @@ private:
 };
 
 } /* namespace uhd */
-
-#endif /* INCLUDED_UTILS_RPC_HPP */
diff --git a/host/lib/include/uhdlib/utils/semaphore.hpp b/host/lib/include/uhdlib/utils/semaphore.hpp
index fc869d64a..c497dcc23 100644
--- a/host/lib/include/uhdlib/utils/semaphore.hpp
+++ b/host/lib/include/uhdlib/utils/semaphore.hpp
@@ -4,13 +4,12 @@
 // SPDX-License-Identifier: GPL-3.0-or-later
 //
 
+#pragma once
+
 #include <condition_variable>
 #include <chrono>
 #include <mutex>
 
-#ifndef INCLUDED_UHDLIB_UTILS_SEMAPHORE_HPP
-#    define INCLUDED_UHDLIB_UTILS_SEMAPHORE_HPP
-
 namespace uhd {
 
 /*!
@@ -67,5 +66,3 @@ private:
 };
 
 } // namespace uhd
-
-#endif /* INCLUDED_UHDLIB_UTILS_SEMAPHORE_HPP */