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authorRoland McGrath <roland@gnu.org>1999-06-08 09:07:31 +0000
committerRoland McGrath <roland@gnu.org>1999-06-08 09:07:31 +0000
commit8a0e55c3ee831ef5d3599ddb9f94bc55fca5f93d (patch)
tree7aa8dd020598639d9aa3b53eaed7b7afd5e0f6d8 /db2
parent54fe45dc7c6c5e16d4f4ba600868e17c942aa6ed (diff)
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1999-06-07 Roland McGrath <roland@baalperazim.frob.com>
* db2/os/os_oflags.c (__db_oflags): Fix checking of O_ACCMODE bits to be POSIX compliant. Prior definition was broken for Hurd. Reported by Mark Kettenis <kettenis@gnu.org>.
Diffstat (limited to 'db2')
-rw-r--r--db2/os/os_oflags.c17
1 files changed, 11 insertions, 6 deletions
diff --git a/db2/os/os_oflags.c b/db2/os/os_oflags.c
index 388c1c6faa..976b84d709 100644
--- a/db2/os/os_oflags.c
+++ b/db2/os/os_oflags.c
@@ -33,16 +33,21 @@ __db_oflags(oflags)
u_int32_t dbflags;
/*
- * XXX
- * Convert POSIX 1003.1 open(2) flags to DB flags. Not an exact
- * science as most POSIX implementations don't have a flag value
- * for O_RDONLY, it's simply the lack of a write flag.
+ * Convert POSIX 1003.1 open(2) flags to DB flags.
*/
dbflags = 0;
+ switch (oflags & O_ACCMODE) {
+ case O_RDONLY:
+ dbflags |= DB_RDONLY;
+ break;
+ case O_WRONLY:
+ case O_RDWR:
+ break;
+ default: /* Bogus flags value from user. */
+ /* XXX no way to return error from here */
+ }
if (oflags & O_CREAT)
dbflags |= DB_CREATE;
- if (!(oflags & (O_RDWR | O_WRONLY)) || oflags & O_RDONLY)
- dbflags |= DB_RDONLY;
if (oflags & O_TRUNC)
dbflags |= DB_TRUNCATE;
return (dbflags);