c3-lang/libbsd

diff --git a/Makefile b/Makefile
index 553b464..05771b7 100644
--- a/Makefile
+++ b/Makefile
@@ -71,6 +71,9 @@ LIB_INCLUDES := \
 	bsd/stdlib.h \
 	bsd/readpassphrase.h \
 	bsd/unistd.h \
+	bsd/nlist.h \
+	bsd/vis.h \
+	bsd/libutil.h \
 	nlist.h \
 	vis.h \
 	libutil.h
diff --git a/include/bsd/libutil.h b/include/bsd/libutil.h
new file mode 100644
index 0000000..21a22cd
--- /dev/null
+++ b/include/bsd/libutil.h
@@ -0,0 +1,74 @@
+/*
+ * Copyright (c) 1996  Peter Wemm <peter@FreeBSD.org>.
+ * All rights reserved.
+ * Copyright (c) 2002 Networks Associates Technology, Inc.
+ * All rights reserved.
+ *
+ * Portions of this software were developed for the FreeBSD Project by
+ * ThinkSec AS and NAI Labs, the Security Research Division of Network
+ * Associates, Inc.  under DARPA/SPAWAR contract N66001-01-C-8035
+ * ("CBOSS"), as part of the DARPA CHATS research program.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, is permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote
+ *    products derived from this software without specific prior written
+ *    permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * $FreeBSD: src/lib/libutil/libutil.h,v 1.47 2008/04/23 00:49:12 scf Exp $
+ */
+
+#ifndef _LIBUTIL_H_
+#define _LIBUTIL_H_
+
+#include <features.h>
+#include <sys/types.h>
+
+/* for pidfile.c */
+struct pidfh {
+	int	pf_fd;
+	char	*pf_path;
+	dev_t	pf_dev;
+	ino_t	pf_ino;
+};
+
+__BEGIN_DECLS
+int humanize_number(char *buf, size_t len, int64_t bytes,
+    const char *suffix, int scale, int flags);
+
+int flopen(const char *_path, int _flags, ...);
+
+struct pidfh *pidfile_open(const char *path, mode_t mode, pid_t *pidptr);
+int pidfile_write(struct pidfh *pfh);
+int pidfile_close(struct pidfh *pfh);
+int pidfile_remove(struct pidfh *pfh);
+__END_DECLS
+
+/* humanize_number(3) */
+#define HN_DECIMAL              0x01
+#define HN_NOSPACE              0x02
+#define HN_B                    0x04
+#define HN_DIVISOR_1000         0x08
+
+#define HN_GETSCALE             0x10
+#define HN_AUTOSCALE            0x20
+
+#endif /* !_LIBUTIL_H_ */
diff --git a/include/bsd/nlist.h b/include/bsd/nlist.h
new file mode 100644
index 0000000..84fbc33
--- /dev/null
+++ b/include/bsd/nlist.h
@@ -0,0 +1,38 @@
+/*
+ * Copyright © 2009 Guillem Jover
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL
+ * THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+ * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef LIBBSD_NLIST_H
+#define LIBBSD_NLIST_H
+
+#include <sys/cdefs.h>
+#include <a.out.h>
+
+__BEGIN_DECLS
+extern int nlist(const char *filename, struct nlist *list);
+__END_DECLS
+
+#endif
+
diff --git a/include/bsd/vis.h b/include/bsd/vis.h
new file mode 100644
index 0000000..835d2d6
--- /dev/null
+++ b/include/bsd/vis.h
@@ -0,0 +1,88 @@
+/*-
+ * Copyright (c) 1990, 1993
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *	@(#)vis.h	8.1 (Berkeley) 6/2/93
+ * $FreeBSD: src/include/vis.h,v 1.11 2003/10/30 10:40:49 phk Exp $
+ */
+
+#ifndef _VIS_H_
+#define	_VIS_H_
+
+#include <sys/types.h>
+
+/*
+ * to select alternate encoding format
+ */
+#define	VIS_OCTAL	0x01	/* use octal \ddd format */
+#define	VIS_CSTYLE	0x02	/* use \[nrft0..] where appropriate */
+
+/*
+ * to alter set of characters encoded (default is to encode all
+ * non-graphic except space, tab, and newline).
+ */
+#define	VIS_SP		0x04	/* also encode space */
+#define	VIS_TAB		0x08	/* also encode tab */
+#define	VIS_NL		0x10	/* also encode newline */
+#define	VIS_WHITE	(VIS_SP | VIS_TAB | VIS_NL)
+#define	VIS_SAFE	0x20	/* only encode "unsafe" characters */
+
+/*
+ * other
+ */
+#define	VIS_NOSLASH	0x40	/* inhibit printing '\' */
+#define	VIS_HTTPSTYLE	0x80	/* http-style escape % HEX HEX */
+#define	VIS_GLOB	0x100	/* encode glob(3) magics */
+
+/*
+ * unvis return codes
+ */
+#define	UNVIS_VALID	 1	/* character valid */
+#define	UNVIS_VALIDPUSH	 2	/* character valid, push back passed char */
+#define	UNVIS_NOCHAR	 3	/* valid sequence, no character produced */
+#define	UNVIS_SYNBAD	-1	/* unrecognized escape sequence */
+#define	UNVIS_ERROR	-2	/* decoder in unknown state (unrecoverable) */
+
+/*
+ * unvis flags
+ */
+#define	UNVIS_END	1	/* no more characters */
+
+#include <sys/cdefs.h>
+
+__BEGIN_DECLS
+char	*vis(char *, int, int, int);
+int	strvis(char *, const char *, int);
+int	strvisx(char *, const char *, size_t, int);
+int	strnvis(char *, const char *, size_t, int);
+int	strunvis(char *, const char *);
+int	strunvisx(char *, const char *, int);
+ssize_t strnunvis(char *, const char *, size_t);
+int	unvis(char *, int, int *, int);
+__END_DECLS
+
+#endif /* !_VIS_H_ */
diff --git a/include/libutil.h b/include/libutil.h
index 21a22cd..1d5f03a 100644
--- a/include/libutil.h
+++ b/include/libutil.h
@@ -1,74 +1,34 @@
 /*
- * Copyright (c) 1996  Peter Wemm <peter@FreeBSD.org>.
- * All rights reserved.
- * Copyright (c) 2002 Networks Associates Technology, Inc.
- * All rights reserved.
- *
- * Portions of this software were developed for the FreeBSD Project by
- * ThinkSec AS and NAI Labs, the Security Research Division of Network
- * Associates, Inc.  under DARPA/SPAWAR contract N66001-01-C-8035
- * ("CBOSS"), as part of the DARPA CHATS research program.
+ * Copyright © 2011 Guillem Jover
  *
  * Redistribution and use in source and binary forms, with or without
- * modification, is permitted provided that the following conditions
+ * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
- * 3. The name of the author may not be used to endorse or promote
- *    products derived from this software without specific prior written
- *    permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
+ * 3. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
  *
- * $FreeBSD: src/lib/libutil/libutil.h,v 1.47 2008/04/23 00:49:12 scf Exp $
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL
+ * THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+ * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#ifndef _LIBUTIL_H_
-#define _LIBUTIL_H_
-
-#include <features.h>
-#include <sys/types.h>
-
-/* for pidfile.c */
-struct pidfh {
-	int	pf_fd;
-	char	*pf_path;
-	dev_t	pf_dev;
-	ino_t	pf_ino;
-};
-
-__BEGIN_DECLS
-int humanize_number(char *buf, size_t len, int64_t bytes,
-    const char *suffix, int scale, int flags);
-
-int flopen(const char *_path, int _flags, ...);
-
-struct pidfh *pidfile_open(const char *path, mode_t mode, pid_t *pidptr);
-int pidfile_write(struct pidfh *pfh);
-int pidfile_close(struct pidfh *pfh);
-int pidfile_remove(struct pidfh *pfh);
-__END_DECLS
+#ifndef LIBBSD_LIBUTIL_H
+#define LIBBSD_LIBUTIL_H
 
-/* humanize_number(3) */
-#define HN_DECIMAL              0x01
-#define HN_NOSPACE              0x02
-#define HN_B                    0x04
-#define HN_DIVISOR_1000         0x08
+#warning "This header is deprecated, use the one in bsd/libutil.h instead."
 
-#define HN_GETSCALE             0x10
-#define HN_AUTOSCALE            0x20
+#include <bsd/libutil.h>
 
-#endif /* !_LIBUTIL_H_ */
+#endif
diff --git a/include/nlist.h b/include/nlist.h
index 84fbc33..61be513 100644
--- a/include/nlist.h
+++ b/include/nlist.h
@@ -1,5 +1,5 @@
 /*
- * Copyright © 2009 Guillem Jover
+ * Copyright © 2011 Guillem Jover
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
@@ -27,12 +27,8 @@
 #ifndef LIBBSD_NLIST_H
 #define LIBBSD_NLIST_H
 
-#include <sys/cdefs.h>
-#include <a.out.h>
+#warning "This header is deprecated, use the one in bsd/nlist.h instead."
 
-__BEGIN_DECLS
-extern int nlist(const char *filename, struct nlist *list);
-__END_DECLS
+#include <bsd/nlist.h>
 
 #endif
-
diff --git a/include/vis.h b/include/vis.h
index 835d2d6..2d46fab 100644
--- a/include/vis.h
+++ b/include/vis.h
@@ -1,6 +1,5 @@
-/*-
- * Copyright (c) 1990, 1993
- *	The Regents of the University of California.  All rights reserved.
+/*
+ * Copyright © 2011 Guillem Jover
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
@@ -10,79 +9,26 @@
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
- * 3. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
+ * 3. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
  *
- *	@(#)vis.h	8.1 (Berkeley) 6/2/93
- * $FreeBSD: src/include/vis.h,v 1.11 2003/10/30 10:40:49 phk Exp $
- */
-
-#ifndef _VIS_H_
-#define	_VIS_H_
-
-#include <sys/types.h>
-
-/*
- * to select alternate encoding format
- */
-#define	VIS_OCTAL	0x01	/* use octal \ddd format */
-#define	VIS_CSTYLE	0x02	/* use \[nrft0..] where appropriate */
-
-/*
- * to alter set of characters encoded (default is to encode all
- * non-graphic except space, tab, and newline).
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL
+ * THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+ * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
-#define	VIS_SP		0x04	/* also encode space */
-#define	VIS_TAB		0x08	/* also encode tab */
-#define	VIS_NL		0x10	/* also encode newline */
-#define	VIS_WHITE	(VIS_SP | VIS_TAB | VIS_NL)
-#define	VIS_SAFE	0x20	/* only encode "unsafe" characters */
 
-/*
- * other
- */
-#define	VIS_NOSLASH	0x40	/* inhibit printing '\' */
-#define	VIS_HTTPSTYLE	0x80	/* http-style escape % HEX HEX */
-#define	VIS_GLOB	0x100	/* encode glob(3) magics */
-
-/*
- * unvis return codes
- */
-#define	UNVIS_VALID	 1	/* character valid */
-#define	UNVIS_VALIDPUSH	 2	/* character valid, push back passed char */
-#define	UNVIS_NOCHAR	 3	/* valid sequence, no character produced */
-#define	UNVIS_SYNBAD	-1	/* unrecognized escape sequence */
-#define	UNVIS_ERROR	-2	/* decoder in unknown state (unrecoverable) */
-
-/*
- * unvis flags
- */
-#define	UNVIS_END	1	/* no more characters */
+#ifndef LIBBSD_VIS_H
+#define LIBBSD_VIS_H
 
-#include <sys/cdefs.h>
+#warning "This header is deprecated, use the one in bsd/vis.h instead."
 
-__BEGIN_DECLS
-char	*vis(char *, int, int, int);
-int	strvis(char *, const char *, int);
-int	strvisx(char *, const char *, size_t, int);
-int	strnvis(char *, const char *, size_t, int);
-int	strunvis(char *, const char *);
-int	strunvisx(char *, const char *, int);
-ssize_t strnunvis(char *, const char *, size_t);
-int	unvis(char *, int, int *, int);
-__END_DECLS
+#include <bsd/vis.h>
 
-#endif /* !_VIS_H_ */
+#endif