1 files changed, 47 insertions, 0 deletions
diff --git a/cmake/Modules/FindGMP.cmake b/cmake/Modules/FindGMP.cmake
new file mode 100644
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+++ b/cmake/Modules/FindGMP.cmake
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+#[=======================================================================[.rst:
+FindGMP
+-------
+
+Find the GNU MP bignum library
+
+Result variables
+^^^^^^^^^^^^^^^^
+
+This module will set the following variables if found:
+
+``GMP_INCLUDE_DIRS``
+  where to find gmp.h, etc.
+``GMP_LIBRARIES``
+  the libraries to link against to use GMP.
+``GMP_FOUND``
+  TRUE if found
+
+#]=======================================================================]
+
+find_package(PkgConfig QUIET)
+if(PKG_CONFIG_FOUND)
+  pkg_check_modules(PC_GMP QUIET gmp)
+endif()
+
+find_path(GMP_INCLUDE_DIR NAMES gmp.h
+  HINTS
+    ${PC_GMP_INCLUDE_DIRS}
+)
+mark_as_advanced(GMP_INCLUDE_DIR)
+
+find_library(GMP_LIBRARY NAMES gmp
+  HINTS
+    ${PC_GMP_LIBRARY_DIRS}
+)
+mark_as_advanced(GMP_LIBRARY)
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(GMP
+  REQUIRED_VARS
+    GMP_LIBRARY GMP_INCLUDE_DIR
+)
+
+if(GMP_FOUND)
+  set(GMP_INCLUDE_DIRS ${GMP_INCLUDE_DIR})
+  set(GMP_LIBRARIES ${GMP_LIBRARY})
+endif()