Implement -D and -U options (preprocessor control).

* Makefile.am (dist-hook,alpha,alphacheck): New rules.
(ChangeLog): Be silent.
* NEWS: Update.
* doc/pies.texi: Update.
* gnulib.modules: Add quote and quotearg
* src/pies.c: Implement -D and -U options. Improve --help
output.
* src/pies.h: Include quotearg.h

1 files changed, 17 insertions, 1 deletions

diff --git a/Makefile.am b/Makefile.am
index 67e64f3..0f97a90 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -2,6 +2,22 @@ ACLOCAL_AMFLAGS = -I m4 -I am -I grecs/am
 
 SUBDIRS=gnu grecs lib src doc po
 
+dist-hook:
+        @PATCHLEV=`echo "$(PACKAGE_VERSION)" | \
+                   sed -r "s/[0-9]+\.[0-9]+\.?//"`; \
+        if test $${PATCHLEV:-0} -lt 50; then \
+                if grep -q FIXME NEWS; then \
+                        echo >&2 "NEWS file contains FIXMEs"; \
+                        exit 1; \
+                fi; \
+        fi
+
+alpha:
+        $(MAKE) dist distdir=$(PACKAGE)-$(VERSION)-`date +"%Y%m%d"`
+
+alphacheck:
+        $(MAKE) distcheck distdir=$(PACKAGE)-$(VERSION)-`date +"%Y%m%d"`
+
 # Define the following variables in order to use the ChangeLog rule below:
 #  prev_change_log  [optional]  Name of the previous ChangeLog file.
 #  gen_start_date   [optional]  Start ChangeLog from this date. 
@@ -12,7 +28,7 @@ changelog_dir = .
 
 .PHONY: ChangeLog
 ChangeLog: 
-        if test -d .git; then                                              \
+        @if test -d .git; then                                              \
           cmd=$(top_srcdir)/build-aux/gitlog-to-changelog;                 \
           if test -n "$(gen_start_date)"; then                             \
             cmd="$$cmd --since=\"$(gen_start_date)\"";                     \