GNU Radio C++ API Reference: constants.h File Reference

| GNU Radio C++ API Reference 3.10.12.0 The Free & Open Software Radio Ecosystem |

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constants.h File Reference
`#include <gnuradio/api.h>`
`#include <string>`

Go to the source code of this file.

## Namespaces
namespace | gr
| GNU Radio logging wrapper.

## Functions
GR_RUNTIME_API const std::string | gr::prefix ()
| return SYSCONFDIR. Typically ${CMAKE_INSTALL_PREFIX}/etc or /etc
GR_RUNTIME_API const std::string | gr::sysconfdir ()
| return SYSCONFDIR. Typically ${CMAKE_INSTALL_PREFIX}/etc or /etc
GR_RUNTIME_API const std::string | gr::prefsdir ()
| return preferences file directory. Typically ${SYSCONFDIR}/etc/conf.d
GR_RUNTIME_API const std::string | gr::build_date ()
| return date/time of build, as set when 'cmake' is run
GR_RUNTIME_API const std::string | gr::version ()
| return version string defined by cmake (GrVersion.cmake)
GR_RUNTIME_API const std::string | gr::major_version ()
| return just the major version defined by cmake
GR_RUNTIME_API const std::string | gr::api_version ()
| return just the api version defined by cmake
GR_RUNTIME_API const std::string | gr::minor_version ()
| returnjust the minor version defined by cmake
GR_RUNTIME_API const std::string | gr::c_compiler ()
| return C compiler used to build this version of GNU Radio
GR_RUNTIME_API const std::string | gr::cxx_compiler ()
| return C++ compiler used to build this version of GNU Radio
GR_RUNTIME_API const std::string | gr::compiler_flags ()
| return C and C++ compiler flags used to build this version of GNU Radio
GR_RUNTIME_API const std::string | gr::build_time_enabled_components ()
| return build-time enabled components
GR_RUNTIME_API const std::string | gr::pybind_version ()
| return the pybind11 version used to build this version of GNU Radio