Merge pull request #25630 from snogge/fallocate64-1.26

charris · web-flow · commit dc12cf1deba0 · 2024-01-24T13:20:50.000-07:00
BUG: Use large file fallocate on 32 bit linux platforms
diff --git a/numpy/core/feature_detection_stdio.h b/numpy/core/feature_detection_stdio.h
@@ -1,6 +1,9 @@
+#define _GNU_SOURCE
 #include <stdio.h>
 #include <fcntl.h>
 
+#if 0 /* Only for setup_common.py, not the C compiler */
 off_t ftello(FILE *stream);
 int fseeko(FILE *stream, off_t offset, int whence);
 int fallocate(int, int, off_t, off_t);
+#endif
diff --git a/numpy/core/src/multiarray/convert.c b/numpy/core/src/multiarray/convert.c
@@ -23,8 +23,9 @@
 #include "array_coercion.h"
 #include "refcount.h"
 
-int
-fallocate(int fd, int mode, off_t offset, off_t len);
+#if defined(HAVE_FALLOCATE) && defined(__linux__)
+#include <fcntl.h>
+#endif
 
 /*
  * allocate nbytes of diskspace for file fp
