From 17ebe2080050d8855070d05bba1a580e54251d0d Mon Sep 17 00:00:00 2001
From: Mike Frysinger <vapier@gentoo.org>
Date: Fri, 3 Dec 2021 00:31:02 -0500
Subject: bfd: unify header generation rules

The logic between these rules are extremely similar, so unify them
into a single variable.
---
 bfd/Makefile.am | 59 +++++++++++++++------------------------------------------
 1 file changed, 15 insertions(+), 44 deletions(-)

(limited to 'bfd/Makefile.am')

diff --git a/bfd/Makefile.am b/bfd/Makefile.am
index bfe8d93..4960cb5 100644
--- a/bfd/Makefile.am
+++ b/bfd/Makefile.am
@@ -930,69 +930,40 @@ headers: stmp-bin2-h stmp-lbfd-h stmp-lcoff-h
 # We only rebuild the header files automatically if we have been
 # configured with --enable-maintainer-mode.
 
-$(srcdir)/bfd-in2.h: @MAINT@ stmp-bin2-h ; @true
-stmp-bin2-h: $(BFD_H_FILES) $(BFD64_H_FILES) $(MKDOC)
-	$(AM_V_GEN)( \
+REGEN_HEADER = \
+	( \
 	set -e; \
-	echo "$(BFD_H_FILES)" | sed -f $(srcdir)/doc/header.sed; \
-	for file in $(BFD_H_FILES); do \
+	echo "$$H_FILES" | sed -f $(srcdir)/doc/header.sed; \
+	for file in $$H_FILES; do \
 	  file="$(srcdir)/$$file"; \
 	  case $$file in \
 	    *-in.h) cat $$file;; \
 	    *)	echo $$file | sed -e 's,.*/,,' -e 's,^,/* Extracted from ,' \
 				-e 's,$$,.  */,'; \
-		$(MKDOC) -f $(srcdir)/doc/proto.str < $$file;; \
+		$(MKDOC) $$CHEW_FLAGS -f $(srcdir)/doc/proto.str < $$file;; \
 	  esac; \
 	done; \
-	echo "#ifdef __cplusplus"; \
+	echo "\#ifdef __cplusplus"; \
 	echo "}"; \
-	echo "#endif"; \
-	echo "#endif"; \
-	) > bfd-in2.h-new
+	echo "\#endif"; \
+	echo "\#endif"; \
+	)
+
+$(srcdir)/bfd-in2.h: @MAINT@ stmp-bin2-h ; @true
+stmp-bin2-h: $(BFD_H_FILES) $(BFD64_H_FILES) $(MKDOC)
+	$(AM_V_GEN)H_FILES="$(BFD_H_FILES)" CHEW_FLAGS= ; $(REGEN_HEADER) > bfd-in2.h-new
 	$(AM_V_at)$(SHELL) $(srcdir)/../move-if-change bfd-in2.h-new $(srcdir)/bfd-in2.h
 	$(AM_V_at)touch stmp-bin2-h
 
 $(srcdir)/libbfd.h: @MAINT@ stmp-lbfd-h ; @true
 stmp-lbfd-h: $(LIBBFD_H_FILES) $(MKDOC)
-	$(AM_V_GEN)( \
-	set -e; \
-	echo "$(LIBBFD_H_FILES)" | sed -f $(srcdir)/doc/header.sed; \
-	for file in $(LIBBFD_H_FILES); do \
-	  file="$(srcdir)/$$file"; \
-	  case $$file in \
-	    *-in.h) cat $$file;; \
-	    *)	echo $$file | sed -e 's,.*/,,' -e 's,^,/* Extracted from ,' \
-				-e 's,$$,.  */,'; \
-		$(MKDOC) -i -f $(srcdir)/doc/proto.str < $$file;; \
-	  esac; \
-	done; \
-	echo "#ifdef __cplusplus"; \
-	echo "}"; \
-	echo "#endif"; \
-	echo "#endif"; \
-	) > libbfd.h-new
+	$(AM_V_GEN)H_FILES="$(LIBBFD_H_FILES)" CHEW_FLAGS=-i ; $(REGEN_HEADER) > libbfd.h-new
 	$(AM_V_at)$(SHELL) $(srcdir)/../move-if-change libbfd.h-new $(srcdir)/libbfd.h
 	$(AM_V_at)touch stmp-lbfd-h
 
 $(srcdir)/libcoff.h: @MAINT@ stmp-lcoff-h ; @true
 stmp-lcoff-h: $(LIBCOFF_H_FILES) $(MKDOC)
-	$(AM_V_GEN)( \
-	set -e; \
-	echo "$(LIBCOFF_H_FILES)" | sed -f $(srcdir)/doc/header.sed; \
-	for file in $(LIBCOFF_H_FILES); do \
-	  file="$(srcdir)/$$file"; \
-	  case $$file in \
-	    *-in.h) cat $$file;; \
-	    *)	echo $$file | sed -e 's,.*/,,' -e 's,^,/* Extracted from ,' \
-				-e 's,$$,.  */,'; \
-		$(MKDOC) -i -f $(srcdir)/doc/proto.str < $$file;; \
-	  esac; \
-	done; \
-	echo "#ifdef __cplusplus"; \
-	echo "}"; \
-	echo "#endif"; \
-	echo "#endif"; \
-	) > libcoff.h-new
+	$(AM_V_GEN)H_FILES="$(LIBCOFF_H_FILES)" CHEW_FLAGS=-i ; $(REGEN_HEADER) > libcoff.h-new
 	$(AM_V_at)$(SHELL) $(srcdir)/../move-if-change libcoff.h-new $(srcdir)/libcoff.h
 	$(AM_V_at)touch stmp-lcoff-h
 
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