$NetBSD: patch-Makefile,v 1.1 2025/11/28 20:07:22 dkazankov Exp $

Fix DESTDIR usage
Fix var name to comply with project file
Add options for gprbuild and gprinstall

--- Makefile.orig	2024-04-15 14:52:10.000000000 +0300
+++ Makefile
@@ -1,5 +1,4 @@
-prefix = /usr
-DESTDIR = $(prefix)
+prefix ?= /usr
 
 LIBRARY_TYPES = static static-pic relocatable
 BUILD_MODE = prod
@@ -11,25 +10,25 @@
 build: build-static build-static-pic build-relocatable
 build-%:
 	gprbuild -Pada_toml \
-		-XBUILD_MODE=$(BUILD_MODE) \
+		-XADA_TOML_BUILD_MODE=$(BUILD_MODE) \
 		-XLIBRARY_TYPE=$* \
-		-p -j$(PROCESSORS)
+		-p -j$(PROCESSORS) $(GPRBUILD_OPTIONS)
 
 install: install-static install-static-pic install-relocatable
 install-%: build-%
 	gprinstall -Pada_toml \
-		-XBUILD_MODE=$(BUILD_MODE) \
+		-XADA_TOML_BUILD_MODE=$(BUILD_MODE) \
 		-XLIBRARY_TYPE=$* \
 		--sources-subdir=include/ada-toml \
-		--prefix="$(DESTDIR)" \
+		--prefix="$(DESTDIR)$(prefix)" \
 		--build-name=$* \
 		--build-var=LIBRARY_TYPE \
 		--build-var=ADA_TOML_LIBRARY_TYPE \
-		-p
+		-p $(GPRINSTALL_OPTIONS)
 
 clean: clean-static clean-static-pic clean-relocatable
 clean-%:
 	gprclean -Pada_toml \
-		-XBUILD_MODE=$(BUILD_MODE) \
+		-XADA_TOML_BUILD_MODE=$(BUILD_MODE) \
 		-XLIBRARY_TYPE=$* \
 		-p