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depcomp revision 1.1.1.1
      1  1.1  mrg #! /bin/sh
      2  1.1  mrg # depcomp - compile a program generating dependencies as side-effects
      3  1.1  mrg 
      4  1.1  mrg scriptversion=2012-03-27.16; # UTC
      5  1.1  mrg 
      6  1.1  mrg # Copyright (C) 1999-2012 Free Software Foundation, Inc.
      7  1.1  mrg 
      8  1.1  mrg # This program is free software; you can redistribute it and/or modify
      9  1.1  mrg # it under the terms of the GNU General Public License as published by
     10  1.1  mrg # the Free Software Foundation; either version 2, or (at your option)
     11  1.1  mrg # any later version.
     12  1.1  mrg 
     13  1.1  mrg # This program is distributed in the hope that it will be useful,
     14  1.1  mrg # but WITHOUT ANY WARRANTY; without even the implied warranty of
     15  1.1  mrg # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     16  1.1  mrg # GNU General Public License for more details.
     17  1.1  mrg 
     18  1.1  mrg # You should have received a copy of the GNU General Public License
     19  1.1  mrg # along with this program.  If not, see <http://www.gnu.org/licenses/>.
     20  1.1  mrg 
     21  1.1  mrg # As a special exception to the GNU General Public License, if you
     22  1.1  mrg # distribute this file as part of a program that contains a
     23  1.1  mrg # configuration script generated by Autoconf, you may include it under
     24  1.1  mrg # the same distribution terms that you use for the rest of that program.
     25  1.1  mrg 
     26  1.1  mrg # Originally written by Alexandre Oliva <oliva (at] dcc.unicamp.br>.
     27  1.1  mrg 
     28  1.1  mrg case $1 in
     29  1.1  mrg   '')
     30  1.1  mrg      echo "$0: No command.  Try '$0 --help' for more information." 1>&2
     31  1.1  mrg      exit 1;
     32  1.1  mrg      ;;
     33  1.1  mrg   -h | --h*)
     34  1.1  mrg     cat <<\EOF
     35  1.1  mrg Usage: depcomp [--help] [--version] PROGRAM [ARGS]
     36  1.1  mrg 
     37  1.1  mrg Run PROGRAMS ARGS to compile a file, generating dependencies
     38  1.1  mrg as side-effects.
     39  1.1  mrg 
     40  1.1  mrg Environment variables:
     41  1.1  mrg   depmode     Dependency tracking mode.
     42  1.1  mrg   source      Source file read by 'PROGRAMS ARGS'.
     43  1.1  mrg   object      Object file output by 'PROGRAMS ARGS'.
     44  1.1  mrg   DEPDIR      directory where to store dependencies.
     45  1.1  mrg   depfile     Dependency file to output.
     46  1.1  mrg   tmpdepfile  Temporary file to use when outputting dependencies.
     47  1.1  mrg   libtool     Whether libtool is used (yes/no).
     48  1.1  mrg 
     49  1.1  mrg Report bugs to <bug-automake@gnu.org>.
     50  1.1  mrg EOF
     51  1.1  mrg     exit $?
     52  1.1  mrg     ;;
     53  1.1  mrg   -v | --v*)
     54  1.1  mrg     echo "depcomp $scriptversion"
     55  1.1  mrg     exit $?
     56  1.1  mrg     ;;
     57  1.1  mrg esac
     58  1.1  mrg 
     59  1.1  mrg # A tabulation character.
     60  1.1  mrg tab='	'
     61  1.1  mrg # A newline character.
     62  1.1  mrg nl='
     63  1.1  mrg '
     64  1.1  mrg 
     65  1.1  mrg if test -z "$depmode" || test -z "$source" || test -z "$object"; then
     66  1.1  mrg   echo "depcomp: Variables source, object and depmode must be set" 1>&2
     67  1.1  mrg   exit 1
     68  1.1  mrg fi
     69  1.1  mrg 
     70  1.1  mrg # Dependencies for sub/bar.o or sub/bar.obj go into sub/.deps/bar.Po.
     71  1.1  mrg depfile=${depfile-`echo "$object" |
     72  1.1  mrg   sed 's|[^\\/]*$|'${DEPDIR-.deps}'/&|;s|\.\([^.]*\)$|.P\1|;s|Pobj$|Po|'`}
     73  1.1  mrg tmpdepfile=${tmpdepfile-`echo "$depfile" | sed 's/\.\([^.]*\)$/.T\1/'`}
     74  1.1  mrg 
     75  1.1  mrg rm -f "$tmpdepfile"
     76  1.1  mrg 
     77  1.1  mrg # Some modes work just like other modes, but use different flags.  We
     78  1.1  mrg # parameterize here, but still list the modes in the big case below,
     79  1.1  mrg # to make depend.m4 easier to write.  Note that we *cannot* use a case
     80  1.1  mrg # here, because this file can only contain one case statement.
     81  1.1  mrg if test "$depmode" = hp; then
     82  1.1  mrg   # HP compiler uses -M and no extra arg.
     83  1.1  mrg   gccflag=-M
     84  1.1  mrg   depmode=gcc
     85  1.1  mrg fi
     86  1.1  mrg 
     87  1.1  mrg if test "$depmode" = dashXmstdout; then
     88  1.1  mrg    # This is just like dashmstdout with a different argument.
     89  1.1  mrg    dashmflag=-xM
     90  1.1  mrg    depmode=dashmstdout
     91  1.1  mrg fi
     92  1.1  mrg 
     93  1.1  mrg cygpath_u="cygpath -u -f -"
     94  1.1  mrg if test "$depmode" = msvcmsys; then
     95  1.1  mrg    # This is just like msvisualcpp but w/o cygpath translation.
     96  1.1  mrg    # Just convert the backslash-escaped backslashes to single forward
     97  1.1  mrg    # slashes to satisfy depend.m4
     98  1.1  mrg    cygpath_u='sed s,\\\\,/,g'
     99  1.1  mrg    depmode=msvisualcpp
    100  1.1  mrg fi
    101  1.1  mrg 
    102  1.1  mrg if test "$depmode" = msvc7msys; then
    103  1.1  mrg    # This is just like msvc7 but w/o cygpath translation.
    104  1.1  mrg    # Just convert the backslash-escaped backslashes to single forward
    105  1.1  mrg    # slashes to satisfy depend.m4
    106  1.1  mrg    cygpath_u='sed s,\\\\,/,g'
    107  1.1  mrg    depmode=msvc7
    108  1.1  mrg fi
    109  1.1  mrg 
    110  1.1  mrg if test "$depmode" = xlc; then
    111  1.1  mrg    # IBM C/C++ Compilers xlc/xlC can output gcc-like dependency informations.
    112  1.1  mrg    gccflag=-qmakedep=gcc,-MF
    113  1.1  mrg    depmode=gcc
    114  1.1  mrg fi
    115  1.1  mrg 
    116  1.1  mrg case "$depmode" in
    117  1.1  mrg gcc3)
    118  1.1  mrg ## gcc 3 implements dependency tracking that does exactly what
    119  1.1  mrg ## we want.  Yay!  Note: for some reason libtool 1.4 doesn't like
    120  1.1  mrg ## it if -MD -MP comes after the -MF stuff.  Hmm.
    121  1.1  mrg ## Unfortunately, FreeBSD c89 acceptance of flags depends upon
    122  1.1  mrg ## the command line argument order; so add the flags where they
    123  1.1  mrg ## appear in depend2.am.  Note that the slowdown incurred here
    124  1.1  mrg ## affects only configure: in makefiles, %FASTDEP% shortcuts this.
    125  1.1  mrg   for arg
    126  1.1  mrg   do
    127  1.1  mrg     case $arg in
    128  1.1  mrg     -c) set fnord "$@" -MT "$object" -MD -MP -MF "$tmpdepfile" "$arg" ;;
    129  1.1  mrg     *)  set fnord "$@" "$arg" ;;
    130  1.1  mrg     esac
    131  1.1  mrg     shift # fnord
    132  1.1  mrg     shift # $arg
    133  1.1  mrg   done
    134  1.1  mrg   "$@"
    135  1.1  mrg   stat=$?
    136  1.1  mrg   if test $stat -eq 0; then :
    137  1.1  mrg   else
    138  1.1  mrg     rm -f "$tmpdepfile"
    139  1.1  mrg     exit $stat
    140  1.1  mrg   fi
    141  1.1  mrg   mv "$tmpdepfile" "$depfile"
    142  1.1  mrg   ;;
    143  1.1  mrg 
    144  1.1  mrg gcc)
    145  1.1  mrg ## There are various ways to get dependency output from gcc.  Here's
    146  1.1  mrg ## why we pick this rather obscure method:
    147  1.1  mrg ## - Don't want to use -MD because we'd like the dependencies to end
    148  1.1  mrg ##   up in a subdir.  Having to rename by hand is ugly.
    149  1.1  mrg ##   (We might end up doing this anyway to support other compilers.)
    150  1.1  mrg ## - The DEPENDENCIES_OUTPUT environment variable makes gcc act like
    151  1.1  mrg ##   -MM, not -M (despite what the docs say).
    152  1.1  mrg ## - Using -M directly means running the compiler twice (even worse
    153  1.1  mrg ##   than renaming).
    154  1.1  mrg   if test -z "$gccflag"; then
    155  1.1  mrg     gccflag=-MD,
    156  1.1  mrg   fi
    157  1.1  mrg   "$@" -Wp,"$gccflag$tmpdepfile"
    158  1.1  mrg   stat=$?
    159  1.1  mrg   if test $stat -eq 0; then :
    160  1.1  mrg   else
    161  1.1  mrg     rm -f "$tmpdepfile"
    162  1.1  mrg     exit $stat
    163  1.1  mrg   fi
    164  1.1  mrg   rm -f "$depfile"
    165  1.1  mrg   echo "$object : \\" > "$depfile"
    166  1.1  mrg   alpha=ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz
    167  1.1  mrg ## The second -e expression handles DOS-style file names with drive letters.
    168  1.1  mrg   sed -e 's/^[^:]*: / /' \
    169  1.1  mrg       -e 's/^['$alpha']:\/[^:]*: / /' < "$tmpdepfile" >> "$depfile"
    170  1.1  mrg ## This next piece of magic avoids the "deleted header file" problem.
    171  1.1  mrg ## The problem is that when a header file which appears in a .P file
    172  1.1  mrg ## is deleted, the dependency causes make to die (because there is
    173  1.1  mrg ## typically no way to rebuild the header).  We avoid this by adding
    174  1.1  mrg ## dummy dependencies for each header file.  Too bad gcc doesn't do
    175  1.1  mrg ## this for us directly.
    176  1.1  mrg   tr ' ' "$nl" < "$tmpdepfile" |
    177  1.1  mrg ## Some versions of gcc put a space before the ':'.  On the theory
    178  1.1  mrg ## that the space means something, we add a space to the output as
    179  1.1  mrg ## well.  hp depmode also adds that space, but also prefixes the VPATH
    180  1.1  mrg ## to the object.  Take care to not repeat it in the output.
    181  1.1  mrg ## Some versions of the HPUX 10.20 sed can't process this invocation
    182  1.1  mrg ## correctly.  Breaking it into two sed invocations is a workaround.
    183  1.1  mrg     sed -e 's/^\\$//' -e '/^$/d' -e "s|.*$object$||" -e '/:$/d' \
    184  1.1  mrg       | sed -e 's/$/ :/' >> "$depfile"
    185  1.1  mrg   rm -f "$tmpdepfile"
    186  1.1  mrg   ;;
    187  1.1  mrg 
    188  1.1  mrg hp)
    189  1.1  mrg   # This case exists only to let depend.m4 do its work.  It works by
    190  1.1  mrg   # looking at the text of this script.  This case will never be run,
    191  1.1  mrg   # since it is checked for above.
    192  1.1  mrg   exit 1
    193  1.1  mrg   ;;
    194  1.1  mrg 
    195  1.1  mrg sgi)
    196  1.1  mrg   if test "$libtool" = yes; then
    197  1.1  mrg     "$@" "-Wp,-MDupdate,$tmpdepfile"
    198  1.1  mrg   else
    199  1.1  mrg     "$@" -MDupdate "$tmpdepfile"
    200  1.1  mrg   fi
    201  1.1  mrg   stat=$?
    202  1.1  mrg   if test $stat -eq 0; then :
    203  1.1  mrg   else
    204  1.1  mrg     rm -f "$tmpdepfile"
    205  1.1  mrg     exit $stat
    206  1.1  mrg   fi
    207  1.1  mrg   rm -f "$depfile"
    208  1.1  mrg 
    209  1.1  mrg   if test -f "$tmpdepfile"; then  # yes, the sourcefile depend on other files
    210  1.1  mrg     echo "$object : \\" > "$depfile"
    211  1.1  mrg 
    212  1.1  mrg     # Clip off the initial element (the dependent).  Don't try to be
    213  1.1  mrg     # clever and replace this with sed code, as IRIX sed won't handle
    214  1.1  mrg     # lines with more than a fixed number of characters (4096 in
    215  1.1  mrg     # IRIX 6.2 sed, 8192 in IRIX 6.5).  We also remove comment lines;
    216  1.1  mrg     # the IRIX cc adds comments like '#:fec' to the end of the
    217  1.1  mrg     # dependency line.
    218  1.1  mrg     tr ' ' "$nl" < "$tmpdepfile" \
    219  1.1  mrg     | sed -e 's/^.*\.o://' -e 's/#.*$//' -e '/^$/ d' | \
    220  1.1  mrg     tr "$nl" ' ' >> "$depfile"
    221  1.1  mrg     echo >> "$depfile"
    222  1.1  mrg 
    223  1.1  mrg     # The second pass generates a dummy entry for each header file.
    224  1.1  mrg     tr ' ' "$nl" < "$tmpdepfile" \
    225  1.1  mrg    | sed -e 's/^.*\.o://' -e 's/#.*$//' -e '/^$/ d' -e 's/$/:/' \
    226  1.1  mrg    >> "$depfile"
    227  1.1  mrg   else
    228  1.1  mrg     # The sourcefile does not contain any dependencies, so just
    229  1.1  mrg     # store a dummy comment line, to avoid errors with the Makefile
    230  1.1  mrg     # "include basename.Plo" scheme.
    231  1.1  mrg     echo "#dummy" > "$depfile"
    232  1.1  mrg   fi
    233  1.1  mrg   rm -f "$tmpdepfile"
    234  1.1  mrg   ;;
    235  1.1  mrg 
    236  1.1  mrg xlc)
    237  1.1  mrg   # This case exists only to let depend.m4 do its work.  It works by
    238  1.1  mrg   # looking at the text of this script.  This case will never be run,
    239  1.1  mrg   # since it is checked for above.
    240  1.1  mrg   exit 1
    241  1.1  mrg   ;;
    242  1.1  mrg 
    243  1.1  mrg aix)
    244  1.1  mrg   # The C for AIX Compiler uses -M and outputs the dependencies
    245  1.1  mrg   # in a .u file.  In older versions, this file always lives in the
    246  1.1  mrg   # current directory.  Also, the AIX compiler puts '$object:' at the
    247  1.1  mrg   # start of each line; $object doesn't have directory information.
    248  1.1  mrg   # Version 6 uses the directory in both cases.
    249  1.1  mrg   dir=`echo "$object" | sed -e 's|/[^/]*$|/|'`
    250  1.1  mrg   test "x$dir" = "x$object" && dir=
    251  1.1  mrg   base=`echo "$object" | sed -e 's|^.*/||' -e 's/\.o$//' -e 's/\.lo$//'`
    252  1.1  mrg   if test "$libtool" = yes; then
    253  1.1  mrg     tmpdepfile1=$dir$base.u
    254  1.1  mrg     tmpdepfile2=$base.u
    255  1.1  mrg     tmpdepfile3=$dir.libs/$base.u
    256  1.1  mrg     "$@" -Wc,-M
    257  1.1  mrg   else
    258  1.1  mrg     tmpdepfile1=$dir$base.u
    259  1.1  mrg     tmpdepfile2=$dir$base.u
    260  1.1  mrg     tmpdepfile3=$dir$base.u
    261  1.1  mrg     "$@" -M
    262  1.1  mrg   fi
    263  1.1  mrg   stat=$?
    264  1.1  mrg 
    265  1.1  mrg   if test $stat -eq 0; then :
    266  1.1  mrg   else
    267  1.1  mrg     rm -f "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3"
    268  1.1  mrg     exit $stat
    269  1.1  mrg   fi
    270  1.1  mrg 
    271  1.1  mrg   for tmpdepfile in "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3"
    272  1.1  mrg   do
    273  1.1  mrg     test -f "$tmpdepfile" && break
    274  1.1  mrg   done
    275  1.1  mrg   if test -f "$tmpdepfile"; then
    276  1.1  mrg     # Each line is of the form 'foo.o: dependent.h'.
    277  1.1  mrg     # Do two passes, one to just change these to
    278  1.1  mrg     # '$object: dependent.h' and one to simply 'dependent.h:'.
    279  1.1  mrg     sed -e "s,^.*\.[a-z]*:,$object:," < "$tmpdepfile" > "$depfile"
    280  1.1  mrg     sed -e 's,^.*\.[a-z]*:['"$tab"' ]*,,' -e 's,$,:,' < "$tmpdepfile" >> "$depfile"
    281  1.1  mrg   else
    282  1.1  mrg     # The sourcefile does not contain any dependencies, so just
    283  1.1  mrg     # store a dummy comment line, to avoid errors with the Makefile
    284  1.1  mrg     # "include basename.Plo" scheme.
    285  1.1  mrg     echo "#dummy" > "$depfile"
    286  1.1  mrg   fi
    287  1.1  mrg   rm -f "$tmpdepfile"
    288  1.1  mrg   ;;
    289  1.1  mrg 
    290  1.1  mrg icc)
    291  1.1  mrg   # Intel's C compiler anf tcc (Tiny C Compiler) understand '-MD -MF file'.
    292  1.1  mrg   # However on
    293  1.1  mrg   #    $CC -MD -MF foo.d -c -o sub/foo.o sub/foo.c
    294  1.1  mrg   # ICC 7.0 will fill foo.d with something like
    295  1.1  mrg   #    foo.o: sub/foo.c
    296  1.1  mrg   #    foo.o: sub/foo.h
    297  1.1  mrg   # which is wrong.  We want
    298  1.1  mrg   #    sub/foo.o: sub/foo.c
    299  1.1  mrg   #    sub/foo.o: sub/foo.h
    300  1.1  mrg   #    sub/foo.c:
    301  1.1  mrg   #    sub/foo.h:
    302  1.1  mrg   # ICC 7.1 will output
    303  1.1  mrg   #    foo.o: sub/foo.c sub/foo.h
    304  1.1  mrg   # and will wrap long lines using '\':
    305  1.1  mrg   #    foo.o: sub/foo.c ... \
    306  1.1  mrg   #     sub/foo.h ... \
    307  1.1  mrg   #     ...
    308  1.1  mrg   # tcc 0.9.26 (FIXME still under development at the moment of writing)
    309  1.1  mrg   # will emit a similar output, but also prepend the continuation lines
    310  1.1  mrg   # with horizontal tabulation characters.
    311  1.1  mrg   "$@" -MD -MF "$tmpdepfile"
    312  1.1  mrg   stat=$?
    313  1.1  mrg   if test $stat -eq 0; then :
    314  1.1  mrg   else
    315  1.1  mrg     rm -f "$tmpdepfile"
    316  1.1  mrg     exit $stat
    317  1.1  mrg   fi
    318  1.1  mrg   rm -f "$depfile"
    319  1.1  mrg   # Each line is of the form 'foo.o: dependent.h',
    320  1.1  mrg   # or 'foo.o: dep1.h dep2.h \', or ' dep3.h dep4.h \'.
    321  1.1  mrg   # Do two passes, one to just change these to
    322  1.1  mrg   # '$object: dependent.h' and one to simply 'dependent.h:'.
    323  1.1  mrg   sed -e "s/^[ $tab][ $tab]*/  /" -e "s,^[^:]*:,$object :," \
    324  1.1  mrg     < "$tmpdepfile" > "$depfile"
    325  1.1  mrg   sed '
    326  1.1  mrg     s/[ '"$tab"'][ '"$tab"']*/ /g
    327  1.1  mrg     s/^ *//
    328  1.1  mrg     s/ *\\*$//
    329  1.1  mrg     s/^[^:]*: *//
    330  1.1  mrg     /^$/d
    331  1.1  mrg     /:$/d
    332  1.1  mrg     s/$/ :/
    333  1.1  mrg   ' < "$tmpdepfile" >> "$depfile"
    334  1.1  mrg   rm -f "$tmpdepfile"
    335  1.1  mrg   ;;
    336  1.1  mrg 
    337  1.1  mrg hp2)
    338  1.1  mrg   # The "hp" stanza above does not work with aCC (C++) and HP's ia64
    339  1.1  mrg   # compilers, which have integrated preprocessors.  The correct option
    340  1.1  mrg   # to use with these is +Maked; it writes dependencies to a file named
    341  1.1  mrg   # 'foo.d', which lands next to the object file, wherever that
    342  1.1  mrg   # happens to be.
    343  1.1  mrg   # Much of this is similar to the tru64 case; see comments there.
    344  1.1  mrg   dir=`echo "$object" | sed -e 's|/[^/]*$|/|'`
    345  1.1  mrg   test "x$dir" = "x$object" && dir=
    346  1.1  mrg   base=`echo "$object" | sed -e 's|^.*/||' -e 's/\.o$//' -e 's/\.lo$//'`
    347  1.1  mrg   if test "$libtool" = yes; then
    348  1.1  mrg     tmpdepfile1=$dir$base.d
    349  1.1  mrg     tmpdepfile2=$dir.libs/$base.d
    350  1.1  mrg     "$@" -Wc,+Maked
    351  1.1  mrg   else
    352  1.1  mrg     tmpdepfile1=$dir$base.d
    353  1.1  mrg     tmpdepfile2=$dir$base.d
    354  1.1  mrg     "$@" +Maked
    355  1.1  mrg   fi
    356  1.1  mrg   stat=$?
    357  1.1  mrg   if test $stat -eq 0; then :
    358  1.1  mrg   else
    359  1.1  mrg      rm -f "$tmpdepfile1" "$tmpdepfile2"
    360  1.1  mrg      exit $stat
    361  1.1  mrg   fi
    362  1.1  mrg 
    363  1.1  mrg   for tmpdepfile in "$tmpdepfile1" "$tmpdepfile2"
    364  1.1  mrg   do
    365  1.1  mrg     test -f "$tmpdepfile" && break
    366  1.1  mrg   done
    367  1.1  mrg   if test -f "$tmpdepfile"; then
    368  1.1  mrg     sed -e "s,^.*\.[a-z]*:,$object:," "$tmpdepfile" > "$depfile"
    369  1.1  mrg     # Add 'dependent.h:' lines.
    370  1.1  mrg     sed -ne '2,${
    371  1.1  mrg 	       s/^ *//
    372  1.1  mrg 	       s/ \\*$//
    373  1.1  mrg 	       s/$/:/
    374  1.1  mrg 	       p
    375  1.1  mrg 	     }' "$tmpdepfile" >> "$depfile"
    376  1.1  mrg   else
    377  1.1  mrg     echo "#dummy" > "$depfile"
    378  1.1  mrg   fi
    379  1.1  mrg   rm -f "$tmpdepfile" "$tmpdepfile2"
    380  1.1  mrg   ;;
    381  1.1  mrg 
    382  1.1  mrg tru64)
    383  1.1  mrg    # The Tru64 compiler uses -MD to generate dependencies as a side
    384  1.1  mrg    # effect.  'cc -MD -o foo.o ...' puts the dependencies into 'foo.o.d'.
    385  1.1  mrg    # At least on Alpha/Redhat 6.1, Compaq CCC V6.2-504 seems to put
    386  1.1  mrg    # dependencies in 'foo.d' instead, so we check for that too.
    387  1.1  mrg    # Subdirectories are respected.
    388  1.1  mrg    dir=`echo "$object" | sed -e 's|/[^/]*$|/|'`
    389  1.1  mrg    test "x$dir" = "x$object" && dir=
    390  1.1  mrg    base=`echo "$object" | sed -e 's|^.*/||' -e 's/\.o$//' -e 's/\.lo$//'`
    391  1.1  mrg 
    392  1.1  mrg    if test "$libtool" = yes; then
    393  1.1  mrg       # With Tru64 cc, shared objects can also be used to make a
    394  1.1  mrg       # static library.  This mechanism is used in libtool 1.4 series to
    395  1.1  mrg       # handle both shared and static libraries in a single compilation.
    396  1.1  mrg       # With libtool 1.4, dependencies were output in $dir.libs/$base.lo.d.
    397  1.1  mrg       #
    398  1.1  mrg       # With libtool 1.5 this exception was removed, and libtool now
    399  1.1  mrg       # generates 2 separate objects for the 2 libraries.  These two
    400  1.1  mrg       # compilations output dependencies in $dir.libs/$base.o.d and
    401  1.1  mrg       # in $dir$base.o.d.  We have to check for both files, because
    402  1.1  mrg       # one of the two compilations can be disabled.  We should prefer
    403  1.1  mrg       # $dir$base.o.d over $dir.libs/$base.o.d because the latter is
    404  1.1  mrg       # automatically cleaned when .libs/ is deleted, while ignoring
    405  1.1  mrg       # the former would cause a distcleancheck panic.
    406  1.1  mrg       tmpdepfile1=$dir.libs/$base.lo.d   # libtool 1.4
    407  1.1  mrg       tmpdepfile2=$dir$base.o.d          # libtool 1.5
    408  1.1  mrg       tmpdepfile3=$dir.libs/$base.o.d    # libtool 1.5
    409  1.1  mrg       tmpdepfile4=$dir.libs/$base.d      # Compaq CCC V6.2-504
    410  1.1  mrg       "$@" -Wc,-MD
    411  1.1  mrg    else
    412  1.1  mrg       tmpdepfile1=$dir$base.o.d
    413  1.1  mrg       tmpdepfile2=$dir$base.d
    414  1.1  mrg       tmpdepfile3=$dir$base.d
    415  1.1  mrg       tmpdepfile4=$dir$base.d
    416  1.1  mrg       "$@" -MD
    417  1.1  mrg    fi
    418  1.1  mrg 
    419  1.1  mrg    stat=$?
    420  1.1  mrg    if test $stat -eq 0; then :
    421  1.1  mrg    else
    422  1.1  mrg       rm -f "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3" "$tmpdepfile4"
    423  1.1  mrg       exit $stat
    424  1.1  mrg    fi
    425  1.1  mrg 
    426  1.1  mrg    for tmpdepfile in "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3" "$tmpdepfile4"
    427  1.1  mrg    do
    428  1.1  mrg      test -f "$tmpdepfile" && break
    429  1.1  mrg    done
    430  1.1  mrg    if test -f "$tmpdepfile"; then
    431  1.1  mrg       sed -e "s,^.*\.[a-z]*:,$object:," < "$tmpdepfile" > "$depfile"
    432  1.1  mrg       sed -e 's,^.*\.[a-z]*:['"$tab"' ]*,,' -e 's,$,:,' < "$tmpdepfile" >> "$depfile"
    433  1.1  mrg    else
    434  1.1  mrg       echo "#dummy" > "$depfile"
    435  1.1  mrg    fi
    436  1.1  mrg    rm -f "$tmpdepfile"
    437  1.1  mrg    ;;
    438  1.1  mrg 
    439  1.1  mrg msvc7)
    440  1.1  mrg   if test "$libtool" = yes; then
    441  1.1  mrg     showIncludes=-Wc,-showIncludes
    442  1.1  mrg   else
    443  1.1  mrg     showIncludes=-showIncludes
    444  1.1  mrg   fi
    445  1.1  mrg   "$@" $showIncludes > "$tmpdepfile"
    446  1.1  mrg   stat=$?
    447  1.1  mrg   grep -v '^Note: including file: ' "$tmpdepfile"
    448  1.1  mrg   if test "$stat" = 0; then :
    449  1.1  mrg   else
    450  1.1  mrg     rm -f "$tmpdepfile"
    451  1.1  mrg     exit $stat
    452  1.1  mrg   fi
    453  1.1  mrg   rm -f "$depfile"
    454  1.1  mrg   echo "$object : \\" > "$depfile"
    455  1.1  mrg   # The first sed program below extracts the file names and escapes
    456  1.1  mrg   # backslashes for cygpath.  The second sed program outputs the file
    457  1.1  mrg   # name when reading, but also accumulates all include files in the
    458  1.1  mrg   # hold buffer in order to output them again at the end.  This only
    459  1.1  mrg   # works with sed implementations that can handle large buffers.
    460  1.1  mrg   sed < "$tmpdepfile" -n '
    461  1.1  mrg /^Note: including file:  *\(.*\)/ {
    462  1.1  mrg   s//\1/
    463  1.1  mrg   s/\\/\\\\/g
    464  1.1  mrg   p
    465  1.1  mrg }' | $cygpath_u | sort -u | sed -n '
    466  1.1  mrg s/ /\\ /g
    467  1.1  mrg s/\(.*\)/'"$tab"'\1 \\/p
    468  1.1  mrg s/.\(.*\) \\/\1:/
    469  1.1  mrg H
    470  1.1  mrg $ {
    471  1.1  mrg   s/.*/'"$tab"'/
    472  1.1  mrg   G
    473  1.1  mrg   p
    474  1.1  mrg }' >> "$depfile"
    475  1.1  mrg   rm -f "$tmpdepfile"
    476  1.1  mrg   ;;
    477  1.1  mrg 
    478  1.1  mrg msvc7msys)
    479  1.1  mrg   # This case exists only to let depend.m4 do its work.  It works by
    480  1.1  mrg   # looking at the text of this script.  This case will never be run,
    481  1.1  mrg   # since it is checked for above.
    482  1.1  mrg   exit 1
    483  1.1  mrg   ;;
    484  1.1  mrg 
    485  1.1  mrg #nosideeffect)
    486  1.1  mrg   # This comment above is used by automake to tell side-effect
    487  1.1  mrg   # dependency tracking mechanisms from slower ones.
    488  1.1  mrg 
    489  1.1  mrg dashmstdout)
    490  1.1  mrg   # Important note: in order to support this mode, a compiler *must*
    491  1.1  mrg   # always write the preprocessed file to stdout, regardless of -o.
    492  1.1  mrg   "$@" || exit $?
    493  1.1  mrg 
    494  1.1  mrg   # Remove the call to Libtool.
    495  1.1  mrg   if test "$libtool" = yes; then
    496  1.1  mrg     while test "X$1" != 'X--mode=compile'; do
    497  1.1  mrg       shift
    498  1.1  mrg     done
    499  1.1  mrg     shift
    500  1.1  mrg   fi
    501  1.1  mrg 
    502  1.1  mrg   # Remove '-o $object'.
    503  1.1  mrg   IFS=" "
    504  1.1  mrg   for arg
    505  1.1  mrg   do
    506  1.1  mrg     case $arg in
    507  1.1  mrg     -o)
    508  1.1  mrg       shift
    509  1.1  mrg       ;;
    510  1.1  mrg     $object)
    511  1.1  mrg       shift
    512  1.1  mrg       ;;
    513  1.1  mrg     *)
    514  1.1  mrg       set fnord "$@" "$arg"
    515  1.1  mrg       shift # fnord
    516  1.1  mrg       shift # $arg
    517  1.1  mrg       ;;
    518  1.1  mrg     esac
    519  1.1  mrg   done
    520  1.1  mrg 
    521  1.1  mrg   test -z "$dashmflag" && dashmflag=-M
    522  1.1  mrg   # Require at least two characters before searching for ':'
    523  1.1  mrg   # in the target name.  This is to cope with DOS-style filenames:
    524  1.1  mrg   # a dependency such as 'c:/foo/bar' could be seen as target 'c' otherwise.
    525  1.1  mrg   "$@" $dashmflag |
    526  1.1  mrg     sed 's:^['"$tab"' ]*[^:'"$tab"' ][^:][^:]*\:['"$tab"' ]*:'"$object"'\: :' > "$tmpdepfile"
    527  1.1  mrg   rm -f "$depfile"
    528  1.1  mrg   cat < "$tmpdepfile" > "$depfile"
    529  1.1  mrg   tr ' ' "$nl" < "$tmpdepfile" | \
    530  1.1  mrg ## Some versions of the HPUX 10.20 sed can't process this invocation
    531  1.1  mrg ## correctly.  Breaking it into two sed invocations is a workaround.
    532  1.1  mrg     sed -e 's/^\\$//' -e '/^$/d' -e '/:$/d' | sed -e 's/$/ :/' >> "$depfile"
    533  1.1  mrg   rm -f "$tmpdepfile"
    534  1.1  mrg   ;;
    535  1.1  mrg 
    536  1.1  mrg dashXmstdout)
    537  1.1  mrg   # This case only exists to satisfy depend.m4.  It is never actually
    538  1.1  mrg   # run, as this mode is specially recognized in the preamble.
    539  1.1  mrg   exit 1
    540  1.1  mrg   ;;
    541  1.1  mrg 
    542  1.1  mrg makedepend)
    543  1.1  mrg   "$@" || exit $?
    544  1.1  mrg   # Remove any Libtool call
    545  1.1  mrg   if test "$libtool" = yes; then
    546  1.1  mrg     while test "X$1" != 'X--mode=compile'; do
    547  1.1  mrg       shift
    548  1.1  mrg     done
    549  1.1  mrg     shift
    550  1.1  mrg   fi
    551  1.1  mrg   # X makedepend
    552  1.1  mrg   shift
    553  1.1  mrg   cleared=no eat=no
    554  1.1  mrg   for arg
    555  1.1  mrg   do
    556  1.1  mrg     case $cleared in
    557  1.1  mrg     no)
    558  1.1  mrg       set ""; shift
    559  1.1  mrg       cleared=yes ;;
    560  1.1  mrg     esac
    561  1.1  mrg     if test $eat = yes; then
    562  1.1  mrg       eat=no
    563  1.1  mrg       continue
    564  1.1  mrg     fi
    565  1.1  mrg     case "$arg" in
    566  1.1  mrg     -D*|-I*)
    567  1.1  mrg       set fnord "$@" "$arg"; shift ;;
    568  1.1  mrg     # Strip any option that makedepend may not understand.  Remove
    569  1.1  mrg     # the object too, otherwise makedepend will parse it as a source file.
    570  1.1  mrg     -arch)
    571  1.1  mrg       eat=yes ;;
    572  1.1  mrg     -*|$object)
    573  1.1  mrg       ;;
    574  1.1  mrg     *)
    575  1.1  mrg       set fnord "$@" "$arg"; shift ;;
    576  1.1  mrg     esac
    577  1.1  mrg   done
    578  1.1  mrg   obj_suffix=`echo "$object" | sed 's/^.*\././'`
    579  1.1  mrg   touch "$tmpdepfile"
    580  1.1  mrg   ${MAKEDEPEND-makedepend} -o"$obj_suffix" -f"$tmpdepfile" "$@"
    581  1.1  mrg   rm -f "$depfile"
    582  1.1  mrg   # makedepend may prepend the VPATH from the source file name to the object.
    583  1.1  mrg   # No need to regex-escape $object, excess matching of '.' is harmless.
    584  1.1  mrg   sed "s|^.*\($object *:\)|\1|" "$tmpdepfile" > "$depfile"
    585  1.1  mrg   sed '1,2d' "$tmpdepfile" | tr ' ' "$nl" | \
    586  1.1  mrg ## Some versions of the HPUX 10.20 sed can't process this invocation
    587  1.1  mrg ## correctly.  Breaking it into two sed invocations is a workaround.
    588  1.1  mrg     sed -e 's/^\\$//' -e '/^$/d' -e '/:$/d' | sed -e 's/$/ :/' >> "$depfile"
    589  1.1  mrg   rm -f "$tmpdepfile" "$tmpdepfile".bak
    590  1.1  mrg   ;;
    591  1.1  mrg 
    592  1.1  mrg cpp)
    593  1.1  mrg   # Important note: in order to support this mode, a compiler *must*
    594  1.1  mrg   # always write the preprocessed file to stdout.
    595  1.1  mrg   "$@" || exit $?
    596  1.1  mrg 
    597  1.1  mrg   # Remove the call to Libtool.
    598  1.1  mrg   if test "$libtool" = yes; then
    599  1.1  mrg     while test "X$1" != 'X--mode=compile'; do
    600  1.1  mrg       shift
    601  1.1  mrg     done
    602  1.1  mrg     shift
    603  1.1  mrg   fi
    604  1.1  mrg 
    605  1.1  mrg   # Remove '-o $object'.
    606  1.1  mrg   IFS=" "
    607  1.1  mrg   for arg
    608  1.1  mrg   do
    609  1.1  mrg     case $arg in
    610  1.1  mrg     -o)
    611  1.1  mrg       shift
    612  1.1  mrg       ;;
    613  1.1  mrg     $object)
    614  1.1  mrg       shift
    615  1.1  mrg       ;;
    616  1.1  mrg     *)
    617  1.1  mrg       set fnord "$@" "$arg"
    618  1.1  mrg       shift # fnord
    619  1.1  mrg       shift # $arg
    620  1.1  mrg       ;;
    621  1.1  mrg     esac
    622  1.1  mrg   done
    623  1.1  mrg 
    624  1.1  mrg   "$@" -E |
    625  1.1  mrg     sed -n -e '/^# [0-9][0-9]* "\([^"]*\)".*/ s:: \1 \\:p' \
    626  1.1  mrg        -e '/^#line [0-9][0-9]* "\([^"]*\)".*/ s:: \1 \\:p' |
    627  1.1  mrg     sed '$ s: \\$::' > "$tmpdepfile"
    628  1.1  mrg   rm -f "$depfile"
    629  1.1  mrg   echo "$object : \\" > "$depfile"
    630  1.1  mrg   cat < "$tmpdepfile" >> "$depfile"
    631  1.1  mrg   sed < "$tmpdepfile" '/^$/d;s/^ //;s/ \\$//;s/$/ :/' >> "$depfile"
    632  1.1  mrg   rm -f "$tmpdepfile"
    633  1.1  mrg   ;;
    634  1.1  mrg 
    635  1.1  mrg msvisualcpp)
    636  1.1  mrg   # Important note: in order to support this mode, a compiler *must*
    637  1.1  mrg   # always write the preprocessed file to stdout.
    638  1.1  mrg   "$@" || exit $?
    639  1.1  mrg 
    640  1.1  mrg   # Remove the call to Libtool.
    641  1.1  mrg   if test "$libtool" = yes; then
    642  1.1  mrg     while test "X$1" != 'X--mode=compile'; do
    643  1.1  mrg       shift
    644  1.1  mrg     done
    645  1.1  mrg     shift
    646  1.1  mrg   fi
    647  1.1  mrg 
    648  1.1  mrg   IFS=" "
    649  1.1  mrg   for arg
    650  1.1  mrg   do
    651  1.1  mrg     case "$arg" in
    652  1.1  mrg     -o)
    653  1.1  mrg       shift
    654  1.1  mrg       ;;
    655  1.1  mrg     $object)
    656  1.1  mrg       shift
    657  1.1  mrg       ;;
    658  1.1  mrg     "-Gm"|"/Gm"|"-Gi"|"/Gi"|"-ZI"|"/ZI")
    659  1.1  mrg 	set fnord "$@"
    660  1.1  mrg 	shift
    661  1.1  mrg 	shift
    662  1.1  mrg 	;;
    663  1.1  mrg     *)
    664  1.1  mrg 	set fnord "$@" "$arg"
    665  1.1  mrg 	shift
    666  1.1  mrg 	shift
    667  1.1  mrg 	;;
    668  1.1  mrg     esac
    669  1.1  mrg   done
    670  1.1  mrg   "$@" -E 2>/dev/null |
    671  1.1  mrg   sed -n '/^#line [0-9][0-9]* "\([^"]*\)"/ s::\1:p' | $cygpath_u | sort -u > "$tmpdepfile"
    672  1.1  mrg   rm -f "$depfile"
    673  1.1  mrg   echo "$object : \\" > "$depfile"
    674  1.1  mrg   sed < "$tmpdepfile" -n -e 's% %\\ %g' -e '/^\(.*\)$/ s::'"$tab"'\1 \\:p' >> "$depfile"
    675  1.1  mrg   echo "$tab" >> "$depfile"
    676  1.1  mrg   sed < "$tmpdepfile" -n -e 's% %\\ %g' -e '/^\(.*\)$/ s::\1\::p' >> "$depfile"
    677  1.1  mrg   rm -f "$tmpdepfile"
    678  1.1  mrg   ;;
    679  1.1  mrg 
    680  1.1  mrg msvcmsys)
    681  1.1  mrg   # This case exists only to let depend.m4 do its work.  It works by
    682  1.1  mrg   # looking at the text of this script.  This case will never be run,
    683  1.1  mrg   # since it is checked for above.
    684  1.1  mrg   exit 1
    685  1.1  mrg   ;;
    686  1.1  mrg 
    687  1.1  mrg none)
    688  1.1  mrg   exec "$@"
    689  1.1  mrg   ;;
    690  1.1  mrg 
    691  1.1  mrg *)
    692  1.1  mrg   echo "Unknown depmode $depmode" 1>&2
    693  1.1  mrg   exit 1
    694  1.1  mrg   ;;
    695  1.1  mrg esac
    696  1.1  mrg 
    697  1.1  mrg exit 0
    698  1.1  mrg 
    699  1.1  mrg # Local Variables:
    700  1.1  mrg # mode: shell-script
    701  1.1  mrg # sh-indentation: 2
    702  1.1  mrg # eval: (add-hook 'write-file-hooks 'time-stamp)
    703  1.1  mrg # time-stamp-start: "scriptversion="
    704  1.1  mrg # time-stamp-format: "%:y-%02m-%02d.%02H"
    705  1.1  mrg # time-stamp-time-zone: "UTC"
    706  1.1  mrg # time-stamp-end: "; # UTC"
    707  1.1  mrg # End:
    708