Add special implementation for raw_fallocate for OpenBSD

mvieth · Feb 8, 2024 · 6a0cb35 · 6a0cb35
1 parent 2fd6558
commit 6a0cb35
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/io/include/pcl/io/low_level_io.h b/io/include/pcl/io/low_level_io.h
@@ -181,6 +181,12 @@ namespace pcl
       // All other errors are passed up.
       if (errno != EINVAL)
         return -1;
+#  elif defined(__OpenBSD__)
+      // OpenBSD does not have neither posix_fallocate nor fallocate
+      if (::ftruncate(fd, length) == 0)
+        return 0;
+      if (errno != EINVAL)
+        return -1;
 #  else
       // Conforming POSIX systems have posix_fallocate.
       const int res = ::posix_fallocate(fd, 0, length);