| 1 | #! /bin/sh
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| 2 |
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| 3 | # depcomp - compile a program generating dependencies as side-effects
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| 4 | # Copyright 1999, 2000 Free Software Foundation, Inc.
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| 5 |
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| 6 | # This program is free software; you can redistribute it and/or modify
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| 7 | # it under the terms of the GNU General Public License as published by
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| 8 | # the Free Software Foundation; either version 2, or (at your option)
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| 9 | # any later version.
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| 10 |
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| 11 | # This program is distributed in the hope that it will be useful,
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| 12 | # but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 13 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 14 | # GNU General Public License for more details.
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| 15 |
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| 16 | # You should have received a copy of the GNU General Public License
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| 17 | # along with this program; if not, write to the Free Software
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| 18 | # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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| 19 | # 02111-1307, USA.
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| 20 |
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| 21 | # As a special exception to the GNU General Public License, if you
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| 22 | # distribute this file as part of a program that contains a
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| 23 | # configuration script generated by Autoconf, you may include it under
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| 24 | # the same distribution terms that you use for the rest of that program.
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| 25 |
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| 26 | # Originally written by Alexandre Oliva <oliva@dcc.unicamp.br>.
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| 27 |
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| 28 | if test -z "$depmode" || test -z "$source" || test -z "$object"; then
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| 29 | echo "depcomp: Variables source, object and depmode must be set" 1>&2
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| 30 | exit 1
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| 31 | fi
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| 32 | # `libtool' can also be set to `yes' or `no'.
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| 33 |
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| 34 | if test -z "$depfile"; then
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| 35 | base=`echo "$object" | sed -e 's,^.*/,,' -e 's,\.\([^.]*\)$,.P\1,'`
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| 36 | dir=`echo "$object" | sed 's,/.*$,/,'`
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| 37 | if test "$dir" = "$object"; then
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| 38 | dir=
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| 39 | fi
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| 40 | # FIXME: should be _deps on DOS.
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| 41 | depfile="$dir.deps/$base"
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| 42 | fi
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| 43 |
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| 44 | tmpdepfile=${tmpdepfile-`echo "$depfile" | sed 's/\.\([^.]*\)$/.T\1/'`}
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| 45 |
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| 46 | rm -f "$tmpdepfile"
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| 47 |
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| 48 | # Some modes work just like other modes, but use different flags. We
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| 49 | # parameterize here, but still list the modes in the big case below,
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| 50 | # to make depend.m4 easier to write. Note that we *cannot* use a case
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| 51 | # here, because this file can only contain one case statement.
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| 52 | if test "$depmode" = hp; then
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| 53 | # HP compiler uses -M and no extra arg.
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| 54 | gccflag=-M
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| 55 | depmode=gcc
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| 56 | fi
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| 57 |
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| 58 | if test "$depmode" = dashXmstdout; then
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| 59 | # This is just like dashmstdout with a different argument.
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| 60 | dashmflag=-xM
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| 61 | depmode=dashmstdout
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| 62 | fi
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| 63 |
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| 64 | case "$depmode" in
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| 65 | gcc3)
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| 66 | ## gcc 3 implements dependency tracking that does exactly what
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| 67 | ## we want. Yay! Note: for some reason libtool 1.4 doesn't like
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| 68 | ## it if -MD -MP comes after the -MF stuff. Hmm.
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| 69 | "$@" -MT "$object" -MD -MP -MF "$tmpdepfile"
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| 70 | stat=$?
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| 71 | if test $stat -eq 0; then :
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| 72 | else
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| 73 | rm -f "$tmpdepfile"
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| 74 | exit $stat
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| 75 | fi
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| 76 | mv "$tmpdepfile" "$depfile"
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| 77 | ;;
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| 78 |
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| 79 | gcc)
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| 80 | ## There are various ways to get dependency output from gcc. Here's
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| 81 | ## why we pick this rather obscure method:
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| 82 | ## - Don't want to use -MD because we'd like the dependencies to end
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| 83 | ## up in a subdir. Having to rename by hand is ugly.
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| 84 | ## (We might end up doing this anyway to support other compilers.)
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| 85 | ## - The DEPENDENCIES_OUTPUT environment variable makes gcc act like
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| 86 | ## -MM, not -M (despite what the docs say).
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| 87 | ## - Using -M directly means running the compiler twice (even worse
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| 88 | ## than renaming).
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| 89 | if test -z "$gccflag"; then
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| 90 | gccflag=-MD,
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| 91 | fi
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| 92 | "$@" -Wp,"$gccflag$tmpdepfile"
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| 93 | stat=$?
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| 94 | if test $stat -eq 0; then :
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| 95 | else
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| 96 | rm -f "$tmpdepfile"
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| 97 | exit $stat
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| 98 | fi
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| 99 | rm -f "$depfile"
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| 100 | echo "$object : \\" > "$depfile"
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| 101 | alpha=ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz
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| 102 | ## The second -e expression handles DOS-style file names with drive letters.
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| 103 | sed -e 's/^[^:]*: / /' \
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| 104 | -e 's/^['$alpha']:\/[^:]*: / /' < "$tmpdepfile" >> "$depfile"
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| 105 | ## This next piece of magic avoids the `deleted header file' problem.
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| 106 | ## The problem is that when a header file which appears in a .P file
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| 107 | ## is deleted, the dependency causes make to die (because there is
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| 108 | ## typically no way to rebuild the header). We avoid this by adding
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| 109 | ## dummy dependencies for each header file. Too bad gcc doesn't do
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| 110 | ## this for us directly.
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| 111 | tr ' ' '
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| 112 | ' < "$tmpdepfile" |
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| 113 | ## Some versions of gcc put a space before the `:'. On the theory
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| 114 | ## that the space means something, we add a space to the output as
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| 115 | ## well.
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| 116 | ## Some versions of the HPUX 10.20 sed can't process this invocation
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| 117 | ## correctly. Breaking it into two sed invocations is a workaround.
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| 118 | sed -e 's/^\\$//' -e '/^$/d' -e '/:$/d' | sed -e 's/$/ :/' >> "$depfile"
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| 119 | rm -f "$tmpdepfile"
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| 120 | ;;
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| 121 |
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| 122 | hp)
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| 123 | # This case exists only to let depend.m4 do its work. It works by
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| 124 | # looking at the text of this script. This case will never be run,
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| 125 | # since it is checked for above.
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| 126 | exit 1
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| 127 | ;;
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| 128 |
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| 129 | sgi)
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| 130 | if test "$libtool" = yes; then
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| 131 | "$@" "-Wp,-MDupdate,$tmpdepfile"
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| 132 | else
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| 133 | "$@" -MDupdate "$tmpdepfile"
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| 134 | fi
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| 135 | stat=$?
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| 136 | if test $stat -eq 0; then :
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| 137 | else
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| 138 | rm -f "$tmpdepfile"
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| 139 | exit $stat
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| 140 | fi
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| 141 | rm -f "$depfile"
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| 142 |
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| 143 | if test -f "$tmpdepfile"; then # yes, the sourcefile depend on other files
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| 144 | echo "$object : \\" > "$depfile"
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| 145 |
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| 146 | # Clip off the initial element (the dependent). Don't try to be
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| 147 | # clever and replace this with sed code, as IRIX sed won't handle
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| 148 | # lines with more than a fixed number of characters (4096 in
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| 149 | # IRIX 6.2 sed, 8192 in IRIX 6.5). We also remove comment lines;
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| 150 | # the IRIX cc adds comments like `#:fec' to the end of the
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| 151 | # dependency line.
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| 152 | tr ' ' '
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| 153 | ' < "$tmpdepfile" \
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| 154 | | sed -e 's/^.*\.o://' -e 's/#.*$//' -e '/^$/ d' | \
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| 155 | tr '
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| 156 | ' ' ' >> $depfile
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| 157 | echo >> $depfile
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| 158 |
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| 159 | # The second pass generates a dummy entry for each header file.
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| 160 | tr ' ' '
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| 161 | ' < "$tmpdepfile" \
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| 162 | | sed -e 's/^.*\.o://' -e 's/#.*$//' -e '/^$/ d' -e 's/$/:/' \
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| 163 | >> $depfile
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| 164 | else
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| 165 | # The sourcefile does not contain any dependencies, so just
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| 166 | # store a dummy comment line, to avoid errors with the Makefile
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| 167 | # "include basename.Plo" scheme.
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| 168 | echo "#dummy" > "$depfile"
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| 169 | fi
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| 170 | rm -f "$tmpdepfile"
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| 171 | ;;
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| 172 |
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| 173 | aix)
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| 174 | # The C for AIX Compiler uses -M and outputs the dependencies
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| 175 | # in a .u file. This file always lives in the current directory.
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| 176 | # Also, the AIX compiler puts `$object:' at the start of each line;
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| 177 | # $object doesn't have directory information.
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| 178 | stripped=`echo "$object" | sed -e 's,^.*/,,' -e 's/\(.*\)\..*$/\1/'`
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| 179 | tmpdepfile="$stripped.u"
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| 180 | outname="$stripped.o"
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| 181 | if test "$libtool" = yes; then
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| 182 | "$@" -Wc,-M
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| 183 | else
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| 184 | "$@" -M
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| 185 | fi
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| 186 |
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| 187 | stat=$?
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| 188 | if test $stat -eq 0; then :
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| 189 | else
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| 190 | rm -f "$tmpdepfile"
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| 191 | exit $stat
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| 192 | fi
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| 193 |
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| 194 | if test -f "$tmpdepfile"; then
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| 195 | # Each line is of the form `foo.o: dependent.h'.
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| 196 | # Do two passes, one to just change these to
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| 197 | # `$object: dependent.h' and one to simply `dependent.h:'.
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| 198 | sed -e "s,^$outname:,$object :," < "$tmpdepfile" > "$depfile"
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| 199 | sed -e "s,^$outname: \(.*\)$,\1:," < "$tmpdepfile" >> "$depfile"
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| 200 | else
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| 201 | # The sourcefile does not contain any dependencies, so just
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| 202 | # store a dummy comment line, to avoid errors with the Makefile
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| 203 | # "include basename.Plo" scheme.
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| 204 | echo "#dummy" > "$depfile"
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| 205 | fi
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| 206 | rm -f "$tmpdepfile"
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| 207 | ;;
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| 208 |
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| 209 | icc)
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| 210 | # Must come before tru64.
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| 211 |
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| 212 | # Intel's C compiler understands `-MD -MF file'. However
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| 213 | # icc -MD -MF foo.d -c -o sub/foo.o sub/foo.c
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| 214 | # will fill foo.d with something like
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| 215 | # foo.o: sub/foo.c
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| 216 | # foo.o: sub/foo.h
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| 217 | # which is wrong. We want:
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| 218 | # sub/foo.o: sub/foo.c
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| 219 | # sub/foo.o: sub/foo.h
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| 220 | # sub/foo.c:
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| 221 | # sub/foo.h:
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| 222 |
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| 223 | "$@" -MD -MF "$tmpdepfile"
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| 224 | stat=$?
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| 225 | if test $stat -eq 0; then :
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| 226 | else
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| 227 | rm -f "$tmpdepfile"
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| 228 | exit $stat
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| 229 | fi
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| 230 | rm -f "$depfile"
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| 231 | # Each line is of the form `foo.o: dependent.h'.
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| 232 | # Do two passes, one to just change these to
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| 233 | # `$object: dependent.h' and one to simply `dependent.h:'.
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| 234 | sed -e "s,^[^:]*:,$object :," < "$tmpdepfile" > "$depfile"
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| 235 | sed -e "s,^[^:]*: \(.*\)$,\1:," < "$tmpdepfile" >> "$depfile"
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| 236 | rm -f "$tmpdepfile"
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| 237 | ;;
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| 238 |
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| 239 | tru64)
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| 240 | # The Tru64 compiler uses -MD to generate dependencies as a side
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| 241 | # effect. `cc -MD -o foo.o ...' puts the dependencies into `foo.o.d'.
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| 242 | # At least on Alpha/Redhat 6.1, Compaq CCC V6.2-504 seems to put
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| 243 | # dependencies in `foo.d' instead, so we check for that too.
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| 244 | # Subdirectories are respected.
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| 245 | dir=`echo "$object" | sed -e 's|/[^/]*$|/|'`
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| 246 | test "x$dir" = "x$object" && dir=
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| 247 | base=`echo "$object" | sed -e 's|^.*/||' -e 's/\.o$//' -e 's/\.lo$//'`
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| 248 |
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| 249 | if test "$libtool" = yes; then
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| 250 | tmpdepfile1="$dir.libs/$base.lo.d"
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| 251 | tmpdepfile2="$dir.libs/$base.d"
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| 252 | "$@" -Wc,-MD
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| 253 | else
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| 254 | tmpdepfile1="$dir$base.o.d"
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| 255 | tmpdepfile2="$dir$base.d"
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| 256 | "$@" -MD
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| 257 | fi
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| 258 |
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| 259 | stat=$?
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| 260 | if test $stat -eq 0; then :
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| 261 | else
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| 262 | rm -f "$tmpdepfile1" "$tmpdepfile2"
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| 263 | exit $stat
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| 264 | fi
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| 265 |
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| 266 | if test -f "$tmpdepfile1"; then
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| 267 | tmpdepfile="$tmpdepfile1"
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| 268 | else
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| 269 | tmpdepfile="$tmpdepfile2"
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| 270 | fi
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| 271 | if test -f "$tmpdepfile"; then
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| 272 | sed -e "s,^.*\.[a-z]*:,$object:," < "$tmpdepfile" > "$depfile"
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| 273 | # That's a space and a tab in the [].
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| 274 | sed -e 's,^.*\.[a-z]*:[ ]*,,' -e 's,$,:,' < "$tmpdepfile" >> "$depfile"
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| 275 | else
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| 276 | echo "#dummy" > "$depfile"
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| 277 | fi
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| 278 | rm -f "$tmpdepfile"
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| 279 | ;;
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| 280 |
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| 281 | #nosideeffect)
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| 282 | # This comment above is used by automake to tell side-effect
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| 283 | # dependency tracking mechanisms from slower ones.
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| 284 |
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| 285 | dashmstdout)
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| 286 | # Important note: in order to support this mode, a compiler *must*
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| 287 | # always write the proprocessed file to stdout, regardless of -o.
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| 288 | "$@" || exit $?
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| 289 |
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| 290 | # Remove the call to Libtool.
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| 291 | if test "$libtool" = yes; then
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| 292 | while test $1 != '--mode=compile'; do
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| 293 | shift
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| 294 | done
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| 295 | shift
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| 296 | fi
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| 297 |
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| 298 | # Remove `-o $object'.
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| 299 | IFS=" "
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| 300 | for arg
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| 301 | do
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| 302 | case $arg in
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| 303 | -o)
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| 304 | shift
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| 305 | ;;
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| 306 | $object)
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| 307 | shift
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| 308 | ;;
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| 309 | *)
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| 310 | set fnord "$@" "$arg"
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| 311 | shift # fnord
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| 312 | shift # $arg
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| 313 | ;;
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| 314 | esac
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| 315 | done
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| 316 |
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| 317 | test -z "$dashmflag" && dashmflag=-M
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| 318 | # Require at least two characters before searching for `:'
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| 319 | # in the target name. This is to cope with DOS-style filenames:
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| 320 | # a dependency such as `c:/foo/bar' could be seen as target `c' otherwise.
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| 321 | "$@" $dashmflag |
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| 322 | sed 's:^[ ]*[^: ][^:][^:]*\:[ ]*:'"$object"'\: :' > "$tmpdepfile"
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| 323 | rm -f "$depfile"
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| 324 | cat < "$tmpdepfile" > "$depfile"
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| 325 | tr ' ' '
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| 326 | ' < "$tmpdepfile" | \
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| 327 | ## Some versions of the HPUX 10.20 sed can't process this invocation
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| 328 | ## correctly. Breaking it into two sed invocations is a workaround.
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| 329 | sed -e 's/^\\$//' -e '/^$/d' -e '/:$/d' | sed -e 's/$/ :/' >> "$depfile"
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| 330 | rm -f "$tmpdepfile"
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| 331 | ;;
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| 332 |
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| 333 | dashXmstdout)
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| 334 | # This case only exists to satisfy depend.m4. It is never actually
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| 335 | # run, as this mode is specially recognized in the preamble.
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| 336 | exit 1
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| 337 | ;;
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| 338 |
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| 339 | makedepend)
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| 340 | "$@" || exit $?
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| 341 | # Remove any Libtool call
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| 342 | if test "$libtool" = yes; then
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| 343 | while test $1 != '--mode=compile'; do
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| 344 | shift
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| 345 | done
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| 346 | shift
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| 347 | fi
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| 348 | # X makedepend
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| 349 | shift
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| 350 | cleared=no
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| 351 | for arg in "$@"; do
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| 352 | case $cleared in
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| 353 | no)
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| 354 | set ""; shift
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| 355 | cleared=yes ;;
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| 356 | esac
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| 357 | case "$arg" in
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| 358 | -D*|-I*)
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| 359 | set fnord "$@" "$arg"; shift ;;
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| 360 | # Strip any option that makedepend may not understand. Remove
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| 361 | # the object too, otherwise makedepend will parse it as a source file.
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| 362 | -*|$object)
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| 363 | ;;
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| 364 | *)
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| 365 | set fnord "$@" "$arg"; shift ;;
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| 366 | esac
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| 367 | done
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| 368 | obj_suffix="`echo $object | sed 's/^.*\././'`"
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| 369 | touch "$tmpdepfile"
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| 370 | ${MAKEDEPEND-makedepend} -o"$obj_suffix" -f"$tmpdepfile" "$@"
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| 371 | rm -f "$depfile"
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| 372 | cat < "$tmpdepfile" > "$depfile"
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| 373 | sed '1,2d' "$tmpdepfile" | tr ' ' '
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| 374 | ' | \
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| 375 | ## Some versions of the HPUX 10.20 sed can't process this invocation
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| 376 | ## correctly. Breaking it into two sed invocations is a workaround.
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| 377 | sed -e 's/^\\$//' -e '/^$/d' -e '/:$/d' | sed -e 's/$/ :/' >> "$depfile"
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| 378 | rm -f "$tmpdepfile" "$tmpdepfile".bak
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| 379 | ;;
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| 380 |
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| 381 | cpp)
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| 382 | # Important note: in order to support this mode, a compiler *must*
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| 383 | # always write the proprocessed file to stdout.
|
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| 384 | "$@" || exit $?
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| 385 |
|
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| 386 | # Remove the call to Libtool.
|
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| 387 | if test "$libtool" = yes; then
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| 388 | while test $1 != '--mode=compile'; do
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| 389 | shift
|
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| 390 | done
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| 391 | shift
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| 392 | fi
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| 393 |
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| 394 | # Remove `-o $object'.
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| 395 | IFS=" "
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| 396 | for arg
|
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| 397 | do
|
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| 398 | case $arg in
|
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| 399 | -o)
|
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| 400 | shift
|
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| 401 | ;;
|
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| 402 | $object)
|
|---|
| 403 | shift
|
|---|
| 404 | ;;
|
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| 405 | *)
|
|---|
| 406 | set fnord "$@" "$arg"
|
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| 407 | shift # fnord
|
|---|
| 408 | shift # $arg
|
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| 409 | ;;
|
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| 410 | esac
|
|---|
| 411 | done
|
|---|
| 412 |
|
|---|
| 413 | "$@" -E |
|
|---|
| 414 | sed -n '/^# [0-9][0-9]* "\([^"]*\)".*/ s:: \1 \\:p' |
|
|---|
| 415 | sed '$ s: \\$::' > "$tmpdepfile"
|
|---|
| 416 | rm -f "$depfile"
|
|---|
| 417 | echo "$object : \\" > "$depfile"
|
|---|
| 418 | cat < "$tmpdepfile" >> "$depfile"
|
|---|
| 419 | sed < "$tmpdepfile" '/^$/d;s/^ //;s/ \\$//;s/$/ :/' >> "$depfile"
|
|---|
| 420 | rm -f "$tmpdepfile"
|
|---|
| 421 | ;;
|
|---|
| 422 |
|
|---|
| 423 | msvisualcpp)
|
|---|
| 424 | # Important note: in order to support this mode, a compiler *must*
|
|---|
| 425 | # always write the proprocessed file to stdout, regardless of -o,
|
|---|
| 426 | # because we must use -o when running libtool.
|
|---|
| 427 | "$@" || exit $?
|
|---|
| 428 | IFS=" "
|
|---|
| 429 | for arg
|
|---|
| 430 | do
|
|---|
| 431 | case "$arg" in
|
|---|
| 432 | "-Gm"|"/Gm"|"-Gi"|"/Gi"|"-ZI"|"/ZI")
|
|---|
| 433 | set fnord "$@"
|
|---|
| 434 | shift
|
|---|
| 435 | shift
|
|---|
| 436 | ;;
|
|---|
| 437 | *)
|
|---|
| 438 | set fnord "$@" "$arg"
|
|---|
| 439 | shift
|
|---|
| 440 | shift
|
|---|
| 441 | ;;
|
|---|
| 442 | esac
|
|---|
| 443 | done
|
|---|
| 444 | "$@" -E |
|
|---|
| 445 | sed -n '/^#line [0-9][0-9]* "\([^"]*\)"/ s::echo "`cygpath -u \\"\1\\"`":p' | sort | uniq > "$tmpdepfile"
|
|---|
| 446 | rm -f "$depfile"
|
|---|
| 447 | echo "$object : \\" > "$depfile"
|
|---|
| 448 | . "$tmpdepfile" | sed 's% %\\ %g' | sed -n '/^\(.*\)$/ s:: \1 \\:p' >> "$depfile"
|
|---|
| 449 | echo " " >> "$depfile"
|
|---|
| 450 | . "$tmpdepfile" | sed 's% %\\ %g' | sed -n '/^\(.*\)$/ s::\1\::p' >> "$depfile"
|
|---|
| 451 | rm -f "$tmpdepfile"
|
|---|
| 452 | ;;
|
|---|
| 453 |
|
|---|
| 454 | none)
|
|---|
| 455 | exec "$@"
|
|---|
| 456 | ;;
|
|---|
| 457 |
|
|---|
| 458 | *)
|
|---|
| 459 | echo "Unknown depmode $depmode" 1>&2
|
|---|
| 460 | exit 1
|
|---|
| 461 | ;;
|
|---|
| 462 | esac
|
|---|
| 463 |
|
|---|
| 464 | exit 0
|
|---|
