1 files changed, 147 insertions, 0 deletions
diff --git a/t/silent-nested-vars.sh b/t/silent-nested-vars.sh
new file mode 100755
index 000000000..c579e2cd7
--- /dev/null
+++ b/t/silent-nested-vars.sh
@@ -0,0 +1,147 @@
+#!/bin/sh
+# Copyright (C) 2011-2012 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
+# the Free Software Foundation; either version 2, or (at your option)
+# any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+# Check silent-rules mode, on 'make' implementations that do not
+# support nested variables (Bug#9928, Bug#10237).
+
+. ./defs || Exit 1
+
+cat >>configure.ac <<'EOF'
+AM_SILENT_RULES
+AC_PROG_CC
+AM_PROG_CC_C_O
+AC_OUTPUT
+EOF
+
+cat > Makefile.am <<'EOF'
+# Need generic and non-generic rules.
+bin_PROGRAMS = foo bar
+bar_CFLAGS = $(AM_CFLAGS)
+
+# Check that AM_V and AM_DEFAULT_V work as advertised.
+pkg_verbose = $(pkg_verbose_@AM_V@)
+pkg_verbose_ = $(pkg_verbose_@AM_DEFAULT_V@)
+pkg_verbose_0 = @echo PKG-GEN $@;
+
+bin_SCRIPTS = oop
+oop:
+	$(pkg_verbose)echo $@ >$@
+
+mostlyclean-local:
+	rm -f oop
+EOF
+
+cat > foo.c <<'EOF'
+int main ()
+{
+  return 0;
+}
+EOF
+cp foo.c bar.c
+
+cat >mymake <<'EOF'
+#! /bin/sh
+makerules=
+
+case $1 in
+  -f)
+    makefile=$2
+    case $2 in
+      -) makerules=`cat` || exit ;;
+    esac ;;
+  *)
+    for makefile in makefile Makefile; do
+      test -f $makefile && break
+    done ;;
+esac
+
+nested_var_pat='^[^#].*\$([^)]*\$'
+if
+  case $makefile in
+    -) printf '%s\n' "$makerules" | grep "$nested_var_pat";;
+    *) grep "$nested_var_pat" $makefile;;
+  esac
+then
+  echo >&2 "mymake: $makefile contains nested variables"
+  exit 1
+fi
+
+case $makefile in
+  -) printf '%s\n' "$makerules" | $mymake_MAKE "$@";;
+  *) exec $mymake_MAKE "$@";;
+esac
+EOF
+chmod a+x mymake
+mymake_MAKE=${MAKE-make}
+MAKE=./mymake
+export MAKE mymake_MAKE
+
+# As a sanity check, verify that 'mymake' rejects Makefiles that
+# use nested variables.
+cat > Makefile <<'END'
+a = $(b$(c))
+all:
+	touch bar
+END
+$MAKE && Exit 99
+mv -f Makefile foo.mk
+$MAKE -f foo.mk && Exit 99
+cat foo.mk | $MAKE -f - && Exit 99
+test -f bar && Exit 99
+sed '/a =/d' foo.mk > Makefile
+$MAKE && test -f bar || Exit 99
+rm -f bar Makefile foo.mk
+
+$ACLOCAL
+$AUTOMAKE --add-missing
+$AUTOCONF
+
+./configure --enable-silent-rules >stdout || { cat stdout; Exit 1; }
+cat stdout
+grep '^checking whether \./mymake supports nested variables\.\.\. no *$' \
+  stdout
+$EGREP 'CC|AM_V|GEN' Makefile # For debugging.
+grep '^AM_V_CC =  *\$(am__v_CC_0) *$' Makefile
+grep '^AM_V_GEN =  *\$(am__v_GEN_0) *$' Makefile
+$MAKE >stdout || { cat stdout; Exit 1; }
+cat stdout
+$EGREP ' (-c|-o)' stdout && Exit 1
+grep 'mv ' stdout && Exit 1
+grep 'echo .*oop' stdout && Exit 1
+grep 'CC .*foo\.' stdout
+grep 'CC .*bar\.' stdout
+grep 'CCLD .*foo' stdout
+grep 'CCLD .*bar' stdout
+grep 'PKG-GEN .*oop' stdout
+$MAKE distclean
+
+./configure --disable-silent-rules > stdout || { cat stdout; Exit 1; }
+cat stdout
+grep '^checking whether \./mymake supports nested variables\.\.\. no *$' \
+  stdout
+$EGREP 'CC|AM_V|GEN' Makefile # For debugging.
+grep '^AM_V_CC =  *\$(am__v_CC_1) *$' Makefile
+grep '^AM_V_GEN =  *\$(am__v_GEN_1) *$' Makefile
+
+$MAKE >stdout || { cat stdout; Exit 1; }
+cat stdout
+grep ' -c' stdout
+grep ' -o foo' stdout
+grep ' -o bar' stdout
+grep 'echo .*>oop' stdout
+$EGREP '(CC|LD) ' stdout && Exit 1
+
+: