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(_krb5_xlock): catch EINVAL and assume that it means that the

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filesystem doesn't support locking


git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@13279 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Love Hörnquist Åstrand
2004-01-21 13:20:06 +00:00
parent b18ecb3e09
commit 9c3fc6f67f
1 changed files with 10 additions and 2 deletions
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12
lib/krb5/fcache.c
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@@ -85,12 +85,20 @@ _krb5_xlock(krb5_context context, int fd, krb5_boolean exclusive,
ret = errno; ret = errno;
if(ret == EACCES) /* fcntl can return EACCES instead of EAGAIN */ if(ret == EACCES) /* fcntl can return EACCES instead of EAGAIN */
ret = EAGAIN; ret = EAGAIN;
if(ret == EAGAIN)
switch (ret) {
case EINVAL: /* filesystem doesn't support locking, let the user have it */
ret = 0;
break;
case EAGAIN:
krb5_set_error_string(context, "timed out locking cache file %s", krb5_set_error_string(context, "timed out locking cache file %s",
filename); filename);
else if(ret != 0) break;
default:
krb5_set_error_string(context, "error locking cache file %s: %s", krb5_set_error_string(context, "error locking cache file %s: %s",
filename, strerror(ret)); filename, strerror(ret));
break;
}
return ret; return ret;
} }