Merge pull request #8524 from rouault/workaround_8497

ogr_proj_p.cpp: disable pthread_atfork() optimization on MacOS (fixes #8497)
OSGeo · Oct 19, 2023 · 61e5616 · 61e5616
2 parents bfea252 + 84717b5
commit 61e5616
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/ogr/ogr_proj_p.cpp b/ogr/ogr_proj_p.cpp
@@ -35,6 +35,14 @@
 
 #include "proj.h"
 
+#if defined(__MACH__) && defined(__APPLE__) && defined(HAVE_PTHREAD_ATFORK)
+// Works around a weird issue with GDAL, numpy and python threading on
+// Mac. There is definitely something not understood, but as using pthread_atfork()
+// is just an optimization, just disable it.
+// Cf https://github.com/OSGeo/gdal/issues/8497 for details
+#undef HAVE_PTHREAD_ATFORK
+#endif
+
 #ifndef _WIN32
 #include <sys/types.h>
 #include <unistd.h>