1 files changed, 109 insertions, 0 deletions
diff --git a/t/remake-gnulib-add-header.sh b/t/remake-gnulib-add-header.sh
new file mode 100755
index 000000000..97f0c037e
--- /dev/null
+++ b/t/remake-gnulib-add-header.sh
@@ -0,0 +1,109 @@
+#! /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/>.
+
+# Test remake rules when a new C header "guarded" by AC_SUBST'd
+# variables is added.
+# This test overlaps with others, and is not strictly necessary per se,
+# but it exercises a real use case (from gnulib, see:
+#  <http://lists.gnu.org/archive/html/bug-gnulib/2011-04/msg00005.html>
+# for more info).
+
+required=cc
+. ./defs || Exit 1
+
+cat >> configure.ac <<'END'
+AC_CONFIG_HEADERS([config.h])
+AC_PROG_CC
+MY_MACROS
+AC_OUTPUT
+END
+
+cat > Makefile.am <<'END'
+ACLOCAL_AMFLAGS = -I .
+noinst_PROGRAMS = foo
+foo_SOURCES = foo.c
+BUILT_SOURCES = $(STDIO_H)
+stdio.h: stdio.in.h
+	cp $(srcdir)/stdio.in.h $@
+MOSTLYCLEANFILES = stdio.h
+EXTRA_DIST = stdio.in.h
+check-local:
+	ls -l . $(srcdir)
+	if test -n '$(STDIO_H)'; then \
+	    test -f stdio.h || exit 1; \
+	else \
+	    test ! -f stdio.h || exit 1; \
+	fi
+END
+
+cat > macros.m4 <<'END'
+AC_DEFUN([MY_MACROS], [
+  override_stdio=false
+  if $override_stdio; then
+    STDIO_H=stdio.h
+    use_dummies=1
+  else
+    STDIO_H=
+    use_dummies=0
+  fi
+  AC_SUBST([STDIO_H])
+  AC_DEFINE_UNQUOTED([USE_DUMMIES], [$use_dummies],
+    [Whether to use dummy types.])
+])
+END
+
+cat > stdio.in.h <<'END'
+typedef struct dummyfile { void *p; } DUMMYFILE;
+END
+
+cat > foo.c <<'END'
+#include <config.h>
+#include <stdio.h>
+#if USE_DUMMIES
+DUMMYFILE *f;
+#else
+FILE *f;
+#endif
+int main () { return 0; }
+END
+
+$ACLOCAL -I .
+$AUTOHEADER
+$AUTOMAKE
+$AUTOCONF
+
+./configure
+
+$MAKE
+ls -l
+test ! -f stdio.h
+# Also try our build rules in a VPATH build.
+$MAKE distcheck
+
+# No need to sleep here: "./configure" and "make distcheck" above
+# have already slept enough.
+
+sed -e 's/^\( *override_stdio\)=.*$/\1=:/' macros.m4 > t
+mv -f t macros.m4
+
+using_gmake || $MAKE Makefile
+$MAKE
+ls -l
+test -f stdio.h
+# Also try our build rules in a VPATH build.
+$MAKE distcheck
+
+: