cmake: detect `getentropy`

Look for `getentropy` and flag its existence.

cmake: detect `getentropy`
Look for `getentropy` and flag its existence.
9bc82c8f · Edward Thomson · 7eb7edd4 · 9bc82c8f
Commit 9bc82c8f authored Jun 13, 2022 by Edward Thomson
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src/CMakeLists.txt
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--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -68,6 +68,10 @@ check_prototype_definition(qsort_r

 check_function_exists(qsort_s GIT_QSORT_S)

+# random / entropy data
+
+check_function_exists(getentropy GIT_RAND_GETENTROPY)
+
 # determine architecture of the machine

 if(CMAKE_SIZEOF_VOID_P EQUAL 8)