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71141bb6 ILT |
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 5.12 (Berkeley) 6/30/88 | |
19 | # | |
20 | ||
21 | MAKE=Makefile # default makefile name is "Makefile" | |
22 | ||
23 | while : | |
24 | do case "$1" in | |
25 | # -f allows you to select a makefile name | |
26 | -f) | |
27 | MAKE=$2 | |
28 | shift; shift ;; | |
29 | ||
30 | # the -p flag produces "program: program.c" style dependencies | |
31 | # so .o's don't get produced | |
32 | -p) | |
33 | SED='s;\.o;;' | |
34 | shift ;; | |
35 | *) | |
36 | break ;; | |
37 | esac | |
38 | done | |
39 | ||
40 | if [ $# = 0 ] ; then | |
41 | echo 'usage: mkdep [-p] [-f makefile] [flags] file ...' | |
42 | exit 1 | |
43 | fi | |
44 | ||
45 | if [ ! -w $MAKE ]; then | |
46 | echo "mkdep: no writeable file \"$MAKE\"" | |
47 | exit 1 | |
48 | fi | |
49 | ||
50 | TMP=/tmp/mkdep$$ | |
51 | ||
52 | trap 'rm -f $TMP ; exit 1' 1 2 3 13 15 | |
53 | ||
54 | cp $MAKE ${MAKE}.bak | |
55 | ||
56 | sed -e '/DO NOT DELETE THIS LINE/,$d' < $MAKE > $TMP | |
57 | ||
58 | cat << _EOF_ >> $TMP | |
59 | # DO NOT DELETE THIS LINE -- mkdep uses it. | |
60 | # DO NOT PUT ANYTHING AFTER THIS LINE, IT WILL GO AWAY. | |
61 | ||
62 | _EOF_ | |
63 | ||
64 | # If your compiler doesn't have -M, add it. If you can't, the next two | |
65 | # lines will try and replace the "cc -M". The real problem is that this | |
66 | # hack can't deal with anything that requires a search path, and doesn't | |
67 | # even try for anything using bracket (<>) syntax. | |
68 | # | |
69 | # egrep '^#include[ ]*".*"' /dev/null $* | | |
70 | # sed -e 's/:[^"]*"\([^"]*\)".*/: \1/' -e 's/\.c/.o/' | | |
71 | ||
72 | gcc -MM $* | | |
73 | sed " | |
74 | s; \./; ;g | |
75 | $SED" >> $TMP | |
76 | ||
77 | cat << _EOF_ >> $TMP | |
78 | ||
79 | # IF YOU PUT ANYTHING HERE IT WILL GO AWAY | |
80 | _EOF_ | |
81 | ||
82 | # copy to preserve permissions | |
83 | cp $TMP $MAKE | |
84 | rm -f ${MAKE}.bak $TMP | |
85 | exit 0 | |
86 | ||
87 |