# Library functions for debhelper programs.
+#
+# Joey Hess, GPL copyright 1997, 1998.
# Run a command, and display the command to stdout if verbose mode is on.
# All commands that modifiy files in $TMP should be ran via this
# function.
-# Unfortunatly, this function doesn't work if your command uses redirection,
-# you will have to call verbose_echo by hand then.
+# Note that this cannot handle complex commands, especially anything
+# involving redirection. Use complex_doit instead.
doit() {
- verbose_echo "$*"
- $*
+ verbose_echo "$@"
+ if [ ! "$DH_NO_ACT" ]; then
+ eval '$@'
+ fi
+}
+
+
+# This is an identical command to doit, except the parameter passed to it
+# are evaled with double quotes. This version can handle compound commands.
+complex_doit() {
+ verbose_echo "$@"
+ if [ ! "$DH_NO_ACT" ]; then
+ eval "$@"
+ fi
}
# Echo something if the verbose flag is on.
verbose_echo() {
if [ "$DH_VERBOSE" ]; then
- echo " $*"
+ echo " $@"
fi
}
exit 1
}
+# Output a warning.
+warning() {
+ echo `basename $0`": $1" >&2
+}
+
# Pass it a name of a binary package, it returns the name of the tmp dir to
# use, for that package.
# This is for back-compatability with the debian/tmp tradition.
fi
}
+# Pass this the name of a binary package, and the name of the file wanted
+# for the package, and it will return the actual filename to use. For
+# example if the package is foo, and the file is somefile, it will look for
+# debian/somefile, and if found return that, otherwise, if the package is
+# the main package, it will look for debian/foo, and if found, return that.
+# Failing that, it will return nothing.
+pkgfile() {
+ if [ -e "debian/$1.$2" ]; then
+ echo "debian/$1.$2"
+ elif [ "$1" = "$MAINPACKAGE" -a -e "debian/$2" ]; then
+ echo "debian/$2"
+ fi
+}
+
# Pass it a name of a binary package, it returns the name to prefix to files
# in debian for this package.
pkgext() {
if [ "$1" != "$MAINPACKAGE" ]; then
- echo "$PACKAGE."
+ echo "$PACKAGE."
fi
}
+# Returns 1 if the package is a native debian package, null otherwise.
+# As a side effect, sets $VERSION to the version of this package.
+# Caches return code so it only needs to run dpkg-parsechangelog once.
+isnative() {
+ if [ -z "$DH_ISNATIVE" ]; then
+ # Make sure we look at the correct changelog.
+ isnative_changelog=`pkgfile $PACKAGE changelog`
+ if [ ! "$isnative_changelog" ]; then
+ isnative_changelog=debian/changelog
+ fi
+ # Get the package version.
+ # Note that the 2>/dev/null is because a bug in dpkg-parsechangelog makes it
+ # output a bogus error message to stderr.
+ # If it actually has a real error, then the expr will fail, and this whole
+ # script will come crashing to a halt, which is good enough to inform
+ # the user something's wrong. :-)
+ VERSION=`expr "\`dpkg-parsechangelog -l$isnative_changelog 2>/dev/null\`" : \
+ '.*Version: \(.*\).*Distribution:'`
+ # Is this a native Debian package?
+ if expr "$VERSION" : '.*-' >/dev/null; then
+ DH_ISNATIVE=1
+ else
+ DH_ISNATIVE=0
+ fi
+ fi
+
+ return "$DH_ISNATIVE"
+}
+
# Automatically add a shell script snippet to a debian script.
# Only works if the script has #DEBHELPER# in it.
#
fi
fi
- # Running doit doesn't cut it here.
- verbose_echo echo "# Automatically added by `basename $0` on `822-date`" ">>" $autoscript_debscript
- echo "# Automatically added by `basename $0` on `822-date`" >> $autoscript_debscript
- verbose_echo sed "$autoscript_sed" $autoscript_filename ">>" $autoscript_debscript
- sed "$autoscript_sed" $autoscript_filename >> $autoscript_debscript
- verbose_echo echo "# End automatically added section" ">>" $autoscript_debscript
- echo "# End automatically added section" >> $autoscript_debscript
+ complex_doit "echo \"# Automatically added by `basename $0`\" >> $autoscript_debscript"
+ complex_doit "sed \"$autoscript_sed\" $autoscript_filename >> $autoscript_debscript"
+ complex_doit "echo '# End automatically added section' >> $autoscript_debscript"
}
# Argument processing and global variable initialization is below.
-# Parse command line.
-set -- `getopt xvianp:P: $*`
-
-for i; do
- case "$i"
- in
- -v)
- DH_VERBOSE=1
- shift
- ;;
- -i)
- DH_DOINDEP=1
- shift
- ;;
- -a)
- DH_DOARCH=1
- shift
- ;;
- -p)
- DH_DOPACKAGES="$DH_DOPACKAGES $2"
- shift
- shift
- ;;
- -n)
- DH_NOSCRIPTS=1
- shift
- ;;
- -x)
- DH_EXCLUDE=1
- shift
- ;;
- -P)
- DH_TMPDIR="$2"
- shift
- shift
- ;;
- --)
- shift
- break
- ;;
- esac
-done
-
-# Get the package version from the changelog.
-LINE=`head -1 debian/changelog`
-VERSION=`expr "$LINE" : '.* (\(.*\))'`
-
-# Get the name of the main binary package.
-MAINPACKAGE=`grep ^Package: debian/control | cut -d " " -f 2 | head -1`
-
-# Is this a native Debian package?
-if ! expr "$VERSION" : '.*-' >/dev/null; then
- NATIVE=1
+# If DH_OPTIONS is set, prepend it to the command line.
+if [ "$DH_OPTIONS" ]; then
+ set -- $DH_OPTIONS $@
fi
-if [ "$DH_DOINDEP" -o "$DH_DOARCH" ]; then
- # Figure out all the binary packages to be produced, by looking at the
- # control file. Break it into 2 lists, INDEP_PACKAGES and ARCH_PACKAGES.
- #
- # First, get the list of all binary packages.
- PACKAGES=`grep ^Package: debian/control | cut -d " " -f 2 | tr "\n" " "`
- # Remove trailing space.
- PACKAGES=`expr "$PACKAGES" : '\(.*\) '`
- # Loop on the list of architectures. Note that we tac the result to reverse
- # it, becuase we are going through the list of packages in reverse.
- for ARCH in `grep ^Architecture: debian/control | tac | cut -d " " -f 2` ; do
- THISPKG=`expr "$PACKAGES" : '.* \(.*\)'` || true
- if [ ! "$THISPKG" ]; then
- THISPKG=$PACKAGES
- fi
- PACKAGES=`expr "$PACKAGES" : '\(.*\) .*'` || true
- if [ ! "$THISPKG" ]; then
- error "debian/control invalid - too many Architecture lines or too few Package lines"
- fi
- if [ "$ARCH" = "all" ]; then
- INDEP_PACKAGES="$INDEP_PACKAGES $THISPKG"
- else
- ARCH_PACKAGES="$ARCH_PACKAGES $THISPKG"
- fi
- done
-
- if [ "$PACKAGES" ]; then
- error "debian/control invalid - too many Architecure lines or too few Package lines"
+# Check to see if an argument on the command line starts with a dash.
+# if so, we need to pass this off to the resource intensive perl.
+for arg; do
+ if expr "$arg" : '-' >/dev/null ; then
+ parseopt=1
+ break
fi
- if [ "$DH_DOINDEP" ]; then
- DH_DOPACKAGES="$DH_DOPACKAGES $INDEP_PACKAGES"
- fi
- if [ "$DH_DOARCH" ]; then
- DH_DOPACKAGES="$DH_DOPACKAGES $ARCH_PACKAGES"
+done
+if [ "$parseopt" ]; then
+ parseopt=""
+ # Parse command line. I wrote a perl program to do this becuase
+ # getopt(1) is so broken. Note: the quotes around $@ are very
+ # important!
+ eval `dh_getopt.pl "$@"`
+ if [ "$DH_PARSE_ERROR" ]; then
+ error "$DH_PARSE_ERROR"
fi
fi
+# Get the name of the main binary package (first one listed in
+# debian/control).
+MAINPACKAGE=`grep ^Package: debian/control | cut -d " " -f 2 | head -1`
+
# Check if packages to build have been specified, if not, fall back to
-# the default, doing them all. Note that DH_DOPACKAGES may have a leading
-# space and be empty otherwise.
-if [ ! "$DH_DOPACKAGES" -o "$DH_DOPACKAGES" = " " ]; then
- if [ "$DH_DOINDEP" -o "$DH_DOARCH" ]; then
+# the default, doing them all.
+if [ ! "$DH_DOPACKAGES" ]; then
+ if [ "$DH_DOINDEP" -o "$DH_DOARCH" -o "$DH_DOSAME" ]; then
error "I have no package to build."
fi
- DH_DOPACKAGES=`grep ^Package: debian/control | cut -d " " -f 2`
+ DH_DOPACKAGES=`grep ^Package: debian/control | cut -d " " -f 2 | tr "\n" " "`
fi
# Check to see if -P was specified. If so, we can only act on a single
# package.
-if [ "$DH_TMPDIR" ] && echo "$DH_DOPACKAGES" | grep -q " "; then
+if [ "$DH_TMPDIR" ] && echo "$DH_DOPACKAGES" | egrep -q '.+ .+' ; then
error "-P was specified, but multiple packages would be acted on."
fi
+
+# Figure out which package is the first one we were instructed to build.
+# This package gets special treatement, files and directories specified on
+# the command line may effect it.
+for PACKAGE in $DH_DOPACKAGES ; do
+ DH_FIRSTPACKAGE="$PACKAGE"
+ break
+done