The Android Open Source Project | 2949f58 | 2009-03-03 19:30:46 -0800 | [diff] [blame] | 1 | #!/bin/sh - |
| 2 | # |
| 3 | # Copyright (c) 1994, 1996 |
| 4 | # The Regents of the University of California. All rights reserved. |
| 5 | # |
| 6 | # Redistribution and use in source and binary forms are permitted |
| 7 | # provided that this notice is preserved and that due credit is given |
| 8 | # to the University of California at Berkeley. The name of the University |
| 9 | # may not be used to endorse or promote products derived from this |
| 10 | # software without specific prior written permission. This software |
| 11 | # is provided ``as is'' without express or implied warranty. |
| 12 | # |
| 13 | # @(#)mkdep.sh 5.11 (Berkeley) 5/5/88 |
| 14 | # |
| 15 | |
| 16 | PATH=/bin:/usr/bin:/usr/ucb:/usr/local:/usr/local/bin |
| 17 | export PATH |
| 18 | |
| 19 | MAKE=Makefile # default makefile name is "Makefile" |
| 20 | CC=cc # default C compiler is "cc" |
JP Abgrall | 53f17a9 | 2014-02-12 14:02:41 -0800 | [diff] [blame] | 21 | DEPENDENCY_CFLAG=-M # default dependency-generation flag is -M |
The Android Open Source Project | 2949f58 | 2009-03-03 19:30:46 -0800 | [diff] [blame] | 22 | |
| 23 | while : |
| 24 | do case "$1" in |
| 25 | # -c allows you to specify the C compiler |
| 26 | -c) |
| 27 | CC=$2 |
| 28 | shift; shift ;; |
| 29 | |
| 30 | # -f allows you to select a makefile name |
| 31 | -f) |
| 32 | MAKE=$2 |
| 33 | shift; shift ;; |
| 34 | |
JP Abgrall | 53f17a9 | 2014-02-12 14:02:41 -0800 | [diff] [blame] | 35 | # -m allows you to specify the dependency-generation flag |
| 36 | -m) |
| 37 | DEPENDENCY_CFLAG=$2 |
| 38 | shift; shift ;; |
| 39 | |
The Android Open Source Project | 2949f58 | 2009-03-03 19:30:46 -0800 | [diff] [blame] | 40 | # the -p flag produces "program: program.c" style dependencies |
| 41 | # so .o's don't get produced |
| 42 | -p) |
| 43 | SED='s;\.o;;' |
| 44 | shift ;; |
| 45 | *) |
| 46 | break ;; |
| 47 | esac |
| 48 | done |
| 49 | |
| 50 | if [ $# = 0 ] ; then |
JP Abgrall | 53f17a9 | 2014-02-12 14:02:41 -0800 | [diff] [blame] | 51 | echo 'usage: mkdep [-p] [-c cc] [-f makefile] [-m dependency-cflag] [flags] file ...' |
The Android Open Source Project | 2949f58 | 2009-03-03 19:30:46 -0800 | [diff] [blame] | 52 | exit 1 |
| 53 | fi |
| 54 | |
| 55 | if [ ! -w $MAKE ]; then |
| 56 | echo "mkdep: no writeable file \"$MAKE\"" |
| 57 | exit 1 |
| 58 | fi |
| 59 | |
| 60 | TMP=/tmp/mkdep$$ |
| 61 | |
| 62 | trap 'rm -f $TMP ; exit 1' 1 2 3 13 15 |
| 63 | |
| 64 | cp $MAKE ${MAKE}.bak |
| 65 | |
| 66 | sed -e '/DO NOT DELETE THIS LINE/,$d' < $MAKE > $TMP |
| 67 | |
| 68 | cat << _EOF_ >> $TMP |
| 69 | # DO NOT DELETE THIS LINE -- mkdep uses it. |
| 70 | # DO NOT PUT ANYTHING AFTER THIS LINE, IT WILL GO AWAY. |
| 71 | |
| 72 | _EOF_ |
| 73 | |
| 74 | # If your compiler doesn't have -M, add it. If you can't, the next two |
| 75 | # lines will try and replace the "cc -M". The real problem is that this |
| 76 | # hack can't deal with anything that requires a search path, and doesn't |
| 77 | # even try for anything using bracket (<>) syntax. |
| 78 | # |
| 79 | # egrep '^#include[ ]*".*"' /dev/null $* | |
| 80 | # sed -e 's/:[^"]*"\([^"]*\)".*/: \1/' -e 's/\.c/.o/' | |
| 81 | |
| 82 | # XXX this doesn't work with things like "-DDECLWAITSTATUS=union\ wait" |
JP Abgrall | 53f17a9 | 2014-02-12 14:02:41 -0800 | [diff] [blame] | 83 | $CC $DEPENDENCY_CFLAG $* | |
The Android Open Source Project | 2949f58 | 2009-03-03 19:30:46 -0800 | [diff] [blame] | 84 | sed " |
| 85 | s; \./; ;g |
| 86 | $SED" | |
| 87 | awk '{ |
| 88 | if ($1 != prev) { |
| 89 | if (rec != "") |
| 90 | print rec; |
| 91 | rec = $0; |
| 92 | prev = $1; |
| 93 | } |
| 94 | else { |
| 95 | if (length(rec $2) > 78) { |
| 96 | print rec; |
| 97 | rec = $0; |
| 98 | } |
| 99 | else |
| 100 | rec = rec " " $2 |
| 101 | } |
| 102 | } |
| 103 | END { |
| 104 | print rec |
| 105 | }' >> $TMP |
| 106 | |
| 107 | cat << _EOF_ >> $TMP |
| 108 | |
| 109 | # IF YOU PUT ANYTHING HERE IT WILL GO AWAY |
| 110 | _EOF_ |
| 111 | |
| 112 | # copy to preserve permissions |
| 113 | cp $TMP $MAKE |
| 114 | rm -f ${MAKE}.bak $TMP |
| 115 | exit 0 |