From 22f36885bc5e2227fc194d3b64745631054fb175 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?John=20Ankarstr=C3=B6m?= <john@ankarstrom.se>
Date: Fri, 15 Jul 2022 21:58:40 +0200
Subject: Add showdeps script.

---
 Makefile | 21 ++++++++++++++-------
 1 file changed, 14 insertions(+), 7 deletions(-)

(limited to 'Makefile')

diff --git a/Makefile b/Makefile
index 8a50d02..505b8f1 100644
--- a/Makefile
+++ b/Makefile
@@ -7,8 +7,8 @@ CFLAGS += -Wall -Wpedantic -O -cc-options,-std=c++17 -ld-options,-mwindows
 CFLAGS += -DUNICODE -D_UNICODE
 LDFLAGS += -lcomctl32 -luxtheme
 
-all: b/$(EXE)
-	cp $< "C:\Users\John\Desktop\Delat"
+all: showdeps b/$(EXE)
+	cp b/$(EXE) "C:\Users\John\Desktop\Delat"
 
 clean:
 	rm -fr b/$(EXE) b/*.obj
@@ -16,10 +16,7 @@ clean:
 TAGS: c/*.cpp c/*.h pl/*.pl
 	etags c/*.cpp c/*.h -lprolog pl/*.pl
 
-deps.mk: c/*.cpp
-	perl makedeps
-
-b/$(EXE): Makefile deps.mk c/main.cpp $(OBJ) $(PL)
+b/$(EXE): Makefile c/main.cpp $(OBJ) $(PL)
 	$(CC) -v $(CFLAGS) $(LDFLAGS) -goal true -o $@ c/main.cpp $(OBJ) $(PL)
 
 b/resource.obj: c/resource.h c/resource.rc c/application.manifest
@@ -28,6 +25,16 @@ b/resource.obj: c/resource.h c/resource.rc c/application.manifest
 b/%.obj: c/%.cpp
 	$(CC) -c $(CFLAGS) -o $@ $<
 
+# showdeps prints a short summary of which dependencies have changed,
+# causing which targets to be rebuilt. It is run by the `all' target
+# by default.
+.PHONY: showdeps
+showdeps:
+	@perl showdeps
+
 # deps.mk includes additional, dynamically generated dependencies for
-# b/*.obj and b/EpisodeBrowser.exe.
+# b/*.obj and b/EpisodeBrowser.exe. Because it is included below, GNU
+# make should build deps.mk automatically.
+deps.mk: c/*.cpp
+	perl makedeps
 -include deps.mk
-- 
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