| 1 | #!/bin/sh - |
| 2 | # |
| 3 | # Copyright (c) 1987 Regents of the University of California. |
| 4 | # All rights reserved. |
| 5 | # |
| 6 | # Redistribution and use in source and binary forms are permitted |
| 7 | # provided that the above copyright notice and this paragraph are |
| 8 | # duplicated in all such forms and that any documentation, |
| 9 | # advertising materials, and other materials related to such |
| 10 | # distribution and use acknowledge that the software was developed |
| 11 | # by the University of California, Berkeley. The name of the |
| 12 | # University may not be used to endorse or promote products derived |
| 13 | # from this software without specific prior written permission. |
| 14 | # THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR |
| 15 | # IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED |
| 16 | # WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. |
| 17 | # |
| 18 | # @(#)mkdep.sh 5.18 (Berkeley) %G% |
| 19 | # |
| 20 | PATH=/bin:/usr/bin:/usr/ucb |
| 21 | export PATH |
| 22 | |
| 23 | D=.depend # default dependency file is .depend |
| 24 | append=0 |
| 25 | |
| 26 | while : |
| 27 | do case "$1" in |
| 28 | # -a appends to the depend file |
| 29 | -a) |
| 30 | append=1 |
| 31 | shift ;; |
| 32 | |
| 33 | # -f allows you to select a makefile name |
| 34 | -f) |
| 35 | D=$2 |
| 36 | shift; shift ;; |
| 37 | |
| 38 | # the -p flag produces "program: program.c" style dependencies |
| 39 | # so .o's don't get produced |
| 40 | -p) |
| 41 | SED='s;\.o;;' |
| 42 | shift ;; |
| 43 | *) |
| 44 | break ;; |
| 45 | esac |
| 46 | done |
| 47 | |
| 48 | if [ $# = 0 ] ; then |
| 49 | echo 'usage: mkdep [-p] [-f depend_file] [cc_flags] file ...' |
| 50 | exit 1 |
| 51 | fi |
| 52 | |
| 53 | TMP=/tmp/mkdep$$ |
| 54 | |
| 55 | trap 'rm -f $TMP ; exit 1' 1 2 3 13 15 |
| 56 | |
| 57 | cc -M $* | |
| 58 | sed " |
| 59 | s; \./; ;g |
| 60 | /\.c:$/d |
| 61 | $SED" | |
| 62 | awk '{ |
| 63 | if ($1 != prev) { |
| 64 | if (rec != "") |
| 65 | print rec; |
| 66 | rec = $0; |
| 67 | prev = $1; |
| 68 | } |
| 69 | else { |
| 70 | if (length(rec $2) > 78) { |
| 71 | print rec; |
| 72 | rec = $0; |
| 73 | } |
| 74 | else |
| 75 | rec = rec " " $2 |
| 76 | } |
| 77 | } |
| 78 | END { |
| 79 | print rec |
| 80 | }' > $TMP |
| 81 | |
| 82 | if [ $? != 0 ]; then |
| 83 | echo 'mkdep: compile failed.' |
| 84 | rm -f $TMP |
| 85 | exit 1 |
| 86 | fi |
| 87 | |
| 88 | if [ $append = 1 ]; then |
| 89 | cat $TMP >> $D |
| 90 | rm -f $TMP |
| 91 | else |
| 92 | mv $TMP $D |
| 93 | fi |
| 94 | exit 0 |