diff options
Diffstat (limited to 'depcomp')
| -rwxr-xr-x | depcomp | 96 |
1 files changed, 76 insertions, 20 deletions
@@ -1,7 +1,9 @@ #! /bin/sh - # depcomp - compile a program generating dependencies as side-effects -# Copyright 1999, 2000 Free Software Foundation, Inc. + +scriptversion=2003-11-08.23 + +# Copyright (C) 1999, 2000, 2003 Free Software Foundation, Inc. # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by @@ -25,6 +27,36 @@ # Originally written by Alexandre Oliva <oliva@dcc.unicamp.br>. +case $1 in + '') + echo "$0: No command. Try \`$0 --help' for more information." 1>&2 + exit 1; + ;; + -h | --h*) + cat <<\EOF +Usage: depcomp [--help] [--version] PROGRAM [ARGS] + +Run PROGRAMS ARGS to compile a file, generating dependencies +as side-effects. + +Environment variables: + depmode Dependency tracking mode. + source Source file read by `PROGRAMS ARGS'. + object Object file output by `PROGRAMS ARGS'. + depfile Dependency file to output. + tmpdepfile Temporary file to use when outputing dependencies. + libtool Whether libtool is used (yes/no). + +Report bugs to <bug-automake@gnu.org>. +EOF + exit 0 + ;; + -v | --v*) + echo "depcomp $scriptversion" + exit 0 + ;; +esac + if test -z "$depmode" || test -z "$source" || test -z "$object"; then echo "depcomp: Variables source, object and depmode must be set" 1>&2 exit 1 @@ -172,19 +204,25 @@ sgi) aix) # The C for AIX Compiler uses -M and outputs the dependencies - # in a .u file. This file always lives in the current directory. - # Also, the AIX compiler puts `$object:' at the start of each line; - # $object doesn't have directory information. - stripped=`echo "$object" | sed -e 's,^.*/,,' -e 's/\(.*\)\..*$/\1/'` + # in a .u file. In older versions, this file always lives in the + # current directory. Also, the AIX compiler puts `$object:' at the + # start of each line; $object doesn't have directory information. + # Version 6 uses the directory in both cases. + stripped=`echo "$object" | sed 's/\(.*\)\..*$/\1/'` tmpdepfile="$stripped.u" - outname="$stripped.o" if test "$libtool" = yes; then "$@" -Wc,-M else "$@" -M fi - stat=$? + + if test -f "$tmpdepfile"; then : + else + stripped=`echo "$stripped" | sed 's,^.*/,,'` + tmpdepfile="$stripped.u" + fi + if test $stat -eq 0; then : else rm -f "$tmpdepfile" @@ -192,6 +230,7 @@ aix) fi if test -f "$tmpdepfile"; then + outname="$stripped.o" # Each line is of the form `foo.o: dependent.h'. # Do two passes, one to just change these to # `$object: dependent.h' and one to simply `dependent.h:'. @@ -207,11 +246,9 @@ aix) ;; icc) - # Must come before tru64. - - # Intel's C compiler understands `-MD -MF file'. However + # Intel's C compiler understands `-MD -MF file'. However on # icc -MD -MF foo.d -c -o sub/foo.o sub/foo.c - # will fill foo.d with something like + # ICC 7.0 will fill foo.d with something like # foo.o: sub/foo.c # foo.o: sub/foo.h # which is wrong. We want: @@ -219,6 +256,12 @@ icc) # sub/foo.o: sub/foo.h # sub/foo.c: # sub/foo.h: + # ICC 7.1 will output + # foo.o: sub/foo.c sub/foo.h + # and will wrap long lines using \ : + # foo.o: sub/foo.c ... \ + # sub/foo.h ... \ + # ... "$@" -MD -MF "$tmpdepfile" stat=$? @@ -228,11 +271,15 @@ icc) exit $stat fi rm -f "$depfile" - # Each line is of the form `foo.o: dependent.h'. + # Each line is of the form `foo.o: dependent.h', + # or `foo.o: dep1.h dep2.h \', or ` dep3.h dep4.h \'. # Do two passes, one to just change these to # `$object: dependent.h' and one to simply `dependent.h:'. - sed -e "s,^[^:]*:,$object :," < "$tmpdepfile" > "$depfile" - sed -e "s,^[^:]*: \(.*\)$,\1:," < "$tmpdepfile" >> "$depfile" + sed "s,^[^:]*:,$object :," < "$tmpdepfile" > "$depfile" + # Some versions of the HPUX 10.20 sed can't process this invocation + # correctly. Breaking it into two sed invocations is a workaround. + sed 's,^[^:]*: \(.*\)$,\1,;s/^\\$//;/^$/d;/:$/d' < "$tmpdepfile" | + sed -e 's/$/ :/' >> "$depfile" rm -f "$tmpdepfile" ;; @@ -270,8 +317,8 @@ tru64) fi if test -f "$tmpdepfile"; then sed -e "s,^.*\.[a-z]*:,$object:," < "$tmpdepfile" > "$depfile" - # That's a space and a tab in the []. - sed -e 's,^.*\.[a-z]*:[ ]*,,' -e 's,$,:,' < "$tmpdepfile" >> "$depfile" + # That's a tab and a space in the []. + sed -e 's,^.*\.[a-z]*:[ ]*,,' -e 's,$,:,' < "$tmpdepfile" >> "$depfile" else echo "#dummy" > "$depfile" fi @@ -284,7 +331,7 @@ tru64) dashmstdout) # Important note: in order to support this mode, a compiler *must* - # always write the proprocessed file to stdout, regardless of -o. + # always write the preprocessed file to stdout, regardless of -o. "$@" || exit $? # Remove the call to Libtool. @@ -380,7 +427,7 @@ makedepend) cpp) # Important note: in order to support this mode, a compiler *must* - # always write the proprocessed file to stdout. + # always write the preprocessed file to stdout. "$@" || exit $? # Remove the call to Libtool. @@ -422,7 +469,7 @@ cpp) msvisualcpp) # Important note: in order to support this mode, a compiler *must* - # always write the proprocessed file to stdout, regardless of -o, + # always write the preprocessed file to stdout, regardless of -o, # because we must use -o when running libtool. "$@" || exit $? IFS=" " @@ -462,3 +509,12 @@ none) esac exit 0 + +# Local Variables: +# mode: shell-script +# sh-indentation: 2 +# eval: (add-hook 'write-file-hooks 'time-stamp) +# time-stamp-start: "scriptversion=" +# time-stamp-format: "%:y-%02m-%02d.%02H" +# time-stamp-end: "$" +# End: |