1 files changed, 86 insertions, 0 deletions
diff --git a/source4/heimdal_build/replace.c b/source4/heimdal_build/replace.c
new file mode 100644
index 0000000000..41309fea6e
--- /dev/null
+++ b/source4/heimdal_build/replace.c
@@ -0,0 +1,86 @@
+/* 
+   Unix SMB/CIFS implementation.
+
+   some replacement functions for parts of roken that don't fit easily into 
+   our build system
+
+   Copyright (C) Andrew Tridgell 2005
+   
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
+   
+   This program 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 General Public License for more details.
+   
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "config.h"
+#include <stdio.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include "err.h"
+#include "roken.h"
+
+#ifndef HAVE_ERR
+ void err(int eval, const char *format, ...)
+{
+	va_list ap;
+	va_start(ap, format);
+	vfprintf(stderr, format, ap);
+	perror("");
+	va_end(ap);
+	exit(eval);
+}
+#endif
+
+#ifndef HAVE_ERRX
+ void errx(int eval, const char *format, ...)
+{
+	va_list ap;
+	va_start(ap, format);
+	vfprintf(stderr, format, ap);
+	va_end(ap);
+	exit(eval);
+}
+#endif
+
+#ifndef HAVE_WARNX
+ void warnx(const char *format, ...)
+{
+	va_list ap;
+	va_start(ap, format);
+	vfprintf(stderr, format, ap);
+	va_end(ap);
+}
+#endif
+
+#ifndef HAVE_FLOCK
+ int flock(int fd, int op)
+{
+	struct flock lock;
+	lock.l_whence = 0;
+	lock.l_start = 0;
+	lock.l_len = 0;
+	lock.l_pid = 0;
+
+	switch (op & (LOCK_UN|LOCK_SH|LOCK_EX)) {
+	case LOCK_UN:
+		lock.l_type = F_UNLCK;
+		return fcntl(fd, F_SETLK, &lock);
+	case LOCK_SH:
+		lock.l_type = F_RDLCK;
+		return fcntl(fd, (op&LOCK_NB)?F_SETLK:F_SETLKW, &lock);
+	case LOCK_EX:
+		lock.l_type = F_WRLCK;
+		return fcntl(fd, (op&LOCK_NB)?F_SETLK:F_SETLKW, &lock);
+	}
+	errno = EINVAL;
+	return -1;
+}
+#endif