1.\" $OpenBSD: mkdep.1,v 1.5 2000/11/10 05:10:36 aaron Exp $ 2.\" $NetBSD: mkdep.1,v 1.3 1994/12/23 07:34:56 jtc Exp $ 3.\" 4.\" Copyright (c) 1987, 1990, 1993 5.\" The Regents of the University of California. All rights reserved. 6.\" 7.\" Redistribution and use in source and binary forms, with or without 8.\" modification, are permitted provided that the following conditions 9.\" are met: 10.\" 1. Redistributions of source code must retain the above copyright 11.\" notice, this list of conditions and the following disclaimer. 12.\" 2. Redistributions in binary form must reproduce the above copyright 13.\" notice, this list of conditions and the following disclaimer in the 14.\" documentation and/or other materials provided with the distribution. 15.\" 3. All advertising materials mentioning features or use of this software 16.\" must display the following acknowledgement: 17.\" This product includes software developed by the University of 18.\" California, Berkeley and its contributors. 19.\" 4. Neither the name of the University nor the names of its contributors 20.\" may be used to endorse or promote products derived from this software 21.\" without specific prior written permission. 22.\" 23.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 24.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 27.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33.\" SUCH DAMAGE. 34.\" 35.\" @(#)mkdep.1 8.1 (Berkeley) 6/6/93 36.\" 37.Dd June 6, 1993 38.Dt MKDEP 1 39.Os 40.Sh NAME 41.Nm mkdep 42.Nd construct Makefile dependency list 43.Sh SYNOPSIS 44.Nm mkdep 45.Op Fl ap 46.Op Fl f Ar file 47.Op Ar flags 48.Ar file Op Ar ... 49.Sh DESCRIPTION 50.Nm 51takes a set of flags for the C compiler and a list 52of C source files as arguments and constructs a set of include 53file dependencies which are written into the file 54.Pa .depend . 55An example of its use in a Makefile might be: 56.Bd -literal -offset indent 57CFLAGS= -O -I../include 58SRCS= file1.c file2.c 59 60depend: 61 mkdep ${CFLAGS} ${SRCS} 62.Ed 63.Pp 64where the macro SRCS is the list of C source files and the macro 65CFLAGS is the list of flags for the C compiler. 66.Pp 67The options are as follows: 68.Bl -tag -width Ds 69.It Fl a 70Append to the output file, 71so that multiple 72.Nm mkdep Ns 's 73may be run from a single Makefile. 74.It Fl f Ar file 75Write the include file dependencies to 76.Ar file , 77instead of the default 78.Pa .depend . 79.It Fl p 80Cause 81.Nm 82to produce dependencies of the form: 83.Bd -literal -offset indent 84program: program.c 85.Ed 86.Pp 87so that subsequent makes will produce 88.Ar program 89directly from its C module rather than using an intermediate 90.Pa \&.o 91module. 92This is useful for programs whose source is contained in a single 93module. 94.El 95.Sh FILES 96.Bl -tag -width .depend -compact 97.It Pa .depend 98file containing list of dependencies 99.El 100.Sh SEE ALSO 101.Xr cc 1 , 102.Xr cpp 1 , 103.Xr make 1 104.Sh HISTORY 105The 106.Nm 107command appeared in 108.Bx 4.3 Tahoe . 109