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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-04 18:00:34 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-04 18:00:34 +0000
commit3f619478f796eddbba6e39502fe941b285dd97b1 (patch)
treee2c7b5777f728320e5b5542b6213fd3591ba51e2 /mysys/my_port.c
parentInitial commit. (diff)
downloadmariadb-upstream.tar.xz
mariadb-upstream.zip
Adding upstream version 1:10.11.6.upstream/1%10.11.6upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'mysys/my_port.c')
-rw-r--r--mysys/my_port.c40
1 files changed, 40 insertions, 0 deletions
diff --git a/mysys/my_port.c b/mysys/my_port.c
new file mode 100644
index 00000000..c0e36eaf
--- /dev/null
+++ b/mysys/my_port.c
@@ -0,0 +1,40 @@
+/* Copyright (C) 2002 MySQL AB
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public
+ License as published by the Free Software Foundation; version 2
+ of the License.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with this library; if not, write to the Free
+ Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ MA 02110-1335 USA */
+
+/*
+ Small functions to make code portable
+*/
+
+#include "mysys_priv.h"
+
+#ifdef _AIX
+
+/*
+ On AIX, at least with gcc 3.1, the expression
+ '(double) (ulonglong) var' doesn't always work for big unsigned
+ integers like '18446744073709551615'. The end result is that the
+ high bit is simply dropped. (probably bug in gcc optimizations)
+ Handling the conversion in a sub function seems to work.
+
+ It doesn't work to make this function inline.
+*/
+
+double my_ulonglong2double(unsigned long long nr)
+{
+ return (double) nr;
+}
+#endif /* _AIX */