From b877e24ced1a2c699e1aa9d37a998e0340d3b3f0 Mon Sep 17 00:00:00 2001
From: Johan Dahlin <jdahlin@litl.com>
Date: Sat, 21 Feb 2009 02:32:26 +0000
Subject: Use shave to reduce compiling output

Which let's us focus on the important warnings.
---
diff --git a/.gitignore b/.gitignore
index 2b98c86..dbc2d61 100644
--- a/.gitignore
+++ b/.gitignore
@@ -61,6 +61,8 @@ m4/ltoptions.m4
 m4/ltsugar.m4
 m4/ltversion.m4
 m4/lt~obsolete.m4
+scripts/shave
+scripts/shave-libtool
 tests/everything/Everything-1.0.gir
 tests/everything/Everything-1.0.tgir
 tests/everything/Everything-1.0.typelib
diff --git a/configure.ac b/configure.ac
index 2996286..c81b00e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -46,6 +46,7 @@ if test "$YACC" = :; then
 	AC_MSG_ERROR([bison not found but required])
 fi
 
+
 changequote(,)dnl
 ensureflag() {
   flag="$1"; shift
@@ -190,6 +191,7 @@ case "$host" in
 esac
 AM_CHECK_PYTHON_HEADERS(,AC_MSG_ERROR([Python headers not found]))
 
+SHAVE_INIT([scripts])
 AC_CONFIG_FILES([
 Makefile
 gir/Makefile
@@ -197,6 +199,8 @@ girepository/Makefile
 giscanner/Makefile
 giscanner/config.py
 m4/Makefile
+scripts/shave
+scripts/shave-libtool
 tools/Makefile
 tests/Makefile
 tests/invoke/Makefile
diff --git a/gir/Makefile.am b/gir/Makefile.am
index f2dee10..00e3acc 100644
--- a/gir/Makefile.am
+++ b/gir/Makefile.am
@@ -31,7 +31,7 @@ GLib-2.0.gir: $(SCANNER_BIN) $(SCANNER_LIBS) Makefile glib-2.0.c
 	    --noclosure \
 	    --output $@ \
 	    --strip-prefix=g \
-	    --libtool="$(LIBTOOL)" \
+	    --libtool="$(SHAVE_SAVED_LIBTOOL)" \
 	    --c-include="glib.h" \
 	    --library=$(GLIB_LIBRARY) \
 	    --pkg glib-2.0 \
@@ -64,7 +64,7 @@ GObject-2.0.gir: GLib-2.0.gir $(SCANNER_BIN) $(SCANNER_LIBS) Makefile
 	    --noclosure \
 	    --output $@ \
 	    --strip-prefix=g \
-	    --libtool="$(LIBTOOL)" \
+	    --libtool="$(SHAVE_SAVED_LIBTOOL)" \
 	    --c-include="glib-object.h" \
 	    --include=GLib-2.0 \
 	    --library=$(GOBJECT_LIBRARY) \
@@ -94,7 +94,7 @@ GModule-2.0.gir: GLib-2.0.gir $(SCANNER_BIN) $(SCANNER_LIBS)
 	    --noclosure \
 	    --output $@ \
 	    --strip-prefix=g \
-	    --libtool="$(LIBTOOL)" \
+	    --libtool="$(SHAVE_SAVED_LIBTOOL)" \
 	    --c-include="gmodule.h" \
 	    --include=GLib-2.0 \
 	    --library=$(GMODULE_LIBRARY) \
@@ -127,7 +127,7 @@ Gio-2.0.gir: GObject-2.0.gir $(SCANNER_BIN) $(SCANNER_LIBS) Makefile $(srcdir)/g
 	    --noclosure \
 	    --output $@ \
 	    --strip-prefix=g \
-		--libtool="$(LIBTOOL)" \
+		--libtool="$(SHAVE_SAVED_LIBTOOL)" \
 		--c-include="gio/gio.h" \
 		--include=GObject-2.0 \
 	    --library=$(GIO_LIBRARY) \
@@ -152,7 +152,7 @@ GIRepository-2.0.gir: GObject-2.0.gir $(SCANNER_BIN) $(SCANNER_LIBS) $(GIREPOSIT
 	    --noclosure \
 	    --output $@ \
 	    --strip-prefix=g \
-		--libtool="$(LIBTOOL)" \
+		--libtool="$(SHAVE_SAVED_LIBTOOL)" \
 		--c-include="girepository.h" \
 		--include=GObject-2.0 \
 	    --library=girepository-1.0 \
diff --git a/giscanner/dumper.py b/giscanner/dumper.py
index e487c12..c0a895d 100644
--- a/giscanner/dumper.py
+++ b/giscanner/dumper.py
@@ -147,12 +147,13 @@ class DumpCompiler(object):
         if not libtool_infection:
             return None
 
-        if self._options.libtool_path:
+        libtool_path = self._options.libtool_path
+        if libtool_path:
             # Automake by default sets:
             # LIBTOOL = $(SHELL) $(top_builddir)/libtool
             # To be strictly correct we would have to parse shell.  For now
             # we simply split().
-            return self._options.libtool_path.split()
+            return libtool_path.split(' ')
 
         try:
             subprocess.check_call(['libtool', '--version'])
@@ -188,6 +189,7 @@ class DumpCompiler(object):
             args.extend(libtool)
             args.append('--mode=link')
             args.append('--tag=CC')
+            args.append('--silent')
 
         args.extend([self._linker_cmd, '-o', output])
 
diff --git a/m4/shave.m4 b/m4/shave.m4
new file mode 100644
index 0000000..5b1f675
--- /dev/null
+++ b/m4/shave.m4
@@ -0,0 +1,40 @@
+dnl Make automake/libtool output more friendly to humans
+dnl
+dnl SHAVE_INIT([shavedir])
+dnl
+dnl shavedir: the directory where the shave script is, it defaults to
+dnl           $(top_builddir)
+dnl
+dnl * SHAVE_INIT should be called late in your configure.(ac|in) file (just
+dnl   before AC_CONFIG_FILE/AC_OUTPUT is perfect.  This macro rewrite CC and
+dnl   LIBTOOL, you don't want the configure tests to have these variables
+dnl   re-defined.
+dnl * This macro requires GNU make's -s option.
+
+AC_DEFUN([SHAVE_INIT], [
+dnl where can we find the shave scripts?
+m4_if([$1],,
+  [shavedir='$(top_builddir)'],
+  [shavedir='$(top_builddir)'/$1])
+AC_SUBST(shavedir)
+dnl make is now quiet
+AC_SUBST([MAKEFLAGS], [-s])
+AC_SUBST([AM_MAKEFLAGS], ['`test -z $V && echo -s`'])
+dnl we need sed
+AC_CHECK_PROG(SED,sed,sed,false)
+dnl substitute libtool
+SHAVE_SAVED_LIBTOOL=$LIBTOOL
+AC_SUBST(SHAVE_SAVED_LIBTOOL)
+LIBTOOL="\$(SHELL) \$(shavedir)/shave-libtool '\$(SHAVE_SAVED_LIBTOOL)'"
+AC_SUBST(LIBTOOL)
+dnl substitute cc
+SHAVE_SAVED_CC=$CC
+SHAVE_SAVED_CXX=$CXX
+AC_SUBST(SHAVE_SAVED_CC)
+AC_SUBST(SHAVE_SAVED_CXX)
+CC="\$(SHELL) \$(shavedir)/shave cc '\$(SHAVE_SAVED_CC)'"
+CXX="\$(SHELL) \$(shavedir)/shave cxx '\$(SHAVE_SAVED_CXX)'"
+AC_SUBST(CC)
+AC_SUBST(CXX)
+])
+
diff --git a/scripts/shave-libtool.in b/scripts/shave-libtool.in
new file mode 100644
index 0000000..02de5ad
--- /dev/null
+++ b/scripts/shave-libtool.in
@@ -0,0 +1,70 @@
+#!/bin/sh
+
+# we need sed
+SED=@SED@
+if test -z "$SED" ; then
+SED=sed
+fi
+Xsed="$SED -e s/^X//"
+
+lt_unmangle ()
+{
+   last_result=`echo -n X$1 | $Xsed -e 's#.libs/##' -e 's#[^0-9a-zA-Z_]\+_la##'`
+}
+
+# the real libtool to use
+LIBTOOL="$1"
+shift
+
+# if 1, don't print anything, the underlaying wrapper will do it
+pass_though=0
+
+# scan the arguments, keep the right ones for libtool, and discover the mode
+preserved_args=
+while test "$#" -gt 0; do
+    opt="$1"
+    shift
+
+    case $opt in
+    --mode=*)
+        mode=`echo "X$opt" | $Xsed -e 's/[-_a-zA-Z0-9]*=//'`
+        preserved_args="$preserved_args $opt"
+        ;;
+    -o)
+        lt_output="$1"
+        preserved_args="$preserved_args $opt"
+	;;
+    *)
+        preserved_args="$preserved_args $opt"
+        ;;
+      esac
+done
+
+case "$mode" in
+compile)
+    # shave will be called and print the actual CC/CXX/LINK line
+    preserved_args="$preserved_args --shave-mode=$mode"
+    pass_though=1
+    ;;
+link)
+    preserved_args="$preserved_args --shave-mode=$mode"
+    Q="  LINK  "
+    ;;
+*)
+    # let's u
+    # echo "*** libtool: Unimplemented mode: $mode, fill a bug report"
+    ;;
+esac
+
+lt_unmangle "$lt_output"
+output=$last_result
+
+if test -z $V; then
+    if test $pass_though -eq 0; then
+        echo "$Q$output"
+    fi
+    $LIBTOOL --silent $preserved_args
+else
+    echo $LIBTOOL $preserved_args
+    $LIBTOOL $preserved_args
+fi
diff --git a/scripts/shave.in b/scripts/shave.in
new file mode 100644
index 0000000..487596e
--- /dev/null
+++ b/scripts/shave.in
@@ -0,0 +1,70 @@
+#!/bin/sh
+
+# we need sed
+SED=@SED@
+if test -z "$SED" ; then
+SED=sed
+fi
+Xsed="$SED -e s/^X//"
+
+lt_unmangle ()
+{
+   last_result=`echo -n X$1 | $Xsed -e 's#.libs/##' -e 's#[^0-9a-zA-Z_]\+_la##'`
+}
+
+# the tool to wrap (cc, cxx, ar, ranlib, ..)
+tool="$1"
+shift
+
+# the reel tool (to call)
+REEL_TOOL="$1"
+shift
+
+pass_through=0
+preserved_args=
+while test "$#" -gt 0; do
+    opt="$1"
+    shift
+
+    case $opt in
+    --shave-mode=*)
+        mode=`echo "X$opt" | $Xsed -e 's/[-_a-zA-Z0-9]*=//'`
+	;;
+    -o)
+        lt_output="$1"
+        preserved_args="$preserved_args $opt"
+	;;
+    *)
+        preserved_args="$preserved_args $opt"
+        ;;
+      esac
+done
+
+# mode=link is handled in the libtool wrapper
+case "$mode,$tool" in
+link,*)
+    pass_through=1
+    ;;
+compile,cxx)
+    Q="  CXX   "
+    ;;
+compile,cc|*,*)
+    # no "libtool" mode has been given, we are called by the Makefile:
+    # -> assume compilation
+    mode=compile
+    Q="  CC    "
+    ;;
+esac
+
+lt_unmangle "$lt_output"
+output=$last_result
+
+if test -z $V; then
+    if test $pass_through -eq 0; then
+        echo "$Q$output"
+    fi
+    $REEL_TOOL $preserved_args
+else
+    echo $REEL_TOOL $preserved_args
+    $REEL_TOOL $preserved_args
+fi
diff --git a/tests/everything/Makefile.am b/tests/everything/Makefile.am
index adda322..5632fed 100644
--- a/tests/everything/Makefile.am
+++ b/tests/everything/Makefile.am
@@ -33,7 +33,7 @@ BUILT_SOURCES = $(TYPELIBS) $(TXMLS) $(GIRS)
 Everything-$(TYPELIB_VERSION).gir: libgirepository-everything-1.0.la everything.c everything.h $(SCANNER_BIN) $(SCANNER_LIBS)
 	$(CHECK_DEBUG) $(SCANNER) \
 	--include=GObject-2.0 \
-        --libtool="$(LIBTOOL)" \
+        --libtool="$(SHAVE_SAVED_LIBTOOL)" \
 	--library=girepository-everything-1.0 \
 	--namespace=Everything --nsversion=$(TYPELIB_VERSION) \
 	--pkg gobject-2.0 \
diff --git a/tests/offsets/Makefile.am b/tests/offsets/Makefile.am
index 400d32a..75dba3c 100644
--- a/tests/offsets/Makefile.am
+++ b/tests/offsets/Makefile.am
@@ -21,7 +21,7 @@ liboffsets_la_LDFLAGS = -avoid-version -rpath $(libdir)
 offsets-1.0.gir: liboffsets.la offsets.h $(SCANNER_BIN) $(SCANNER_LIBS) Makefile
 	$(CHECK_DEBUG) $(SCANNER) \
 	--include=GObject-2.0 \
-        --libtool="$(LIBTOOL)" \
+        --libtool="$(SHAVE_SAVED_LIBTOOL)" \
 	--library=offsets \
 	--namespace=offsets \
 	--nsversion=1.0 \
diff --git a/tests/scanner/Makefile.am b/tests/scanner/Makefile.am
index e3c0393..4ec15f8 100644
--- a/tests/scanner/Makefile.am
+++ b/tests/scanner/Makefile.am
@@ -42,7 +42,7 @@ annotation-1.0.gir: libannotation.la annotation.c annotation.h utility-1.0.gir $
 	 $(CHECK_DEBUG) $(SCANNER) \
 	--include=GObject-2.0 \
 	--include=utility-1.0 \
-        --libtool="$(LIBTOOL)" \
+        --libtool="$(SHAVE_SAVED_LIBTOOL)" \
 	--library=annotation \
 	--namespace=annotation \
 	--nsversion=1.0 \
@@ -55,7 +55,7 @@ drawable-1.0.gir: libdrawable.la drawable.c drawable.h utility-1.0.gir $(SCANNER
 	$(CHECK_DEBUG) $(SCANNER) \
 	--include=GObject-2.0 \
 	--include=utility-1.0 \
-        --libtool="$(LIBTOOL)" \
+        --libtool="$(SHAVE_SAVED_LIBTOOL)" \
 	--library=drawable \
 	--namespace=drawable \
 	--nsversion=1.0 \
@@ -69,7 +69,7 @@ foo-1.0.gir: libfoo.la foo.c foo.h utility-1.0.gir $(SCANNER_BIN) $(SCANNER_LIBS
 	--include=GObject-2.0 \
 	--include=utility-1.0 \
 	--c-include="foo.h" \
-        --libtool="$(LIBTOOL)" \
+        --libtool="$(SHAVE_SAVED_LIBTOOL)" \
 	--library=foo \
 	--namespace=foo \
 	--nsversion=1.0 \
@@ -81,7 +81,7 @@ GIRS += foo-1.0.gir
 utility-1.0.gir: libutility.la utility.h $(SCANNER_BIN) $(SCANNER_LIBS) Makefile
 	$(CHECK_DEBUG) $(SCANNER) \
 	--include=GObject-2.0 \
-        --libtool="$(LIBTOOL)" \
+        --libtool="$(SHAVE_SAVED_LIBTOOL)" \
 	--library=utility \
 	--namespace=utility \
 	--nsversion=1.0 \
@@ -94,7 +94,7 @@ GIRS += utility-1.0.gir
 GtkFrob-1.0.gir: libgtkfrob.la gtkfrob.h $(SCANNER_BIN) $(SCANNER_LIBS) Makefile
 	$(CHECK_DEBUG) $(SCANNER) \
 	--include=GObject-2.0 \
-        --libtool="$(LIBTOOL)" \
+        --libtool="$(SHAVE_SAVED_LIBTOOL)" \
 	--library=gtkfrob \
 	--namespace=GtkFrob \
 	--strip-prefix=Gtk \
@@ -112,7 +112,7 @@ barapp_LDFLAGS = -export-dynamic
 BarApp-1.0.gir: barapp $(SCANNER_BIN) $(SCANNER_LIBS) Makefile
 	LD_LIBRARY_PATH=$${LD_LIBRARY_PATH:+$$LD_LIBRARY_PATH:}:$(top_builddir)/girepository/.libs $(SCANNER) \
 	--include=GObject-2.0 \
-        --libtool="$(LIBTOOL)" \
+        --libtool="$(SHAVE_SAVED_LIBTOOL)" \
 	--program=./barapp \
 	--namespace=BarApp \
 	--strip-prefix=Bar \
--
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