From f0a05bebbea8f123070d0da60d781c8ca07ecb4f Mon Sep 17 00:00:00 2001
From: Xavier Del Campo Romero <xavi92@disroot.org>
Date: Sun, 5 Apr 2026 12:15:36 +0200
Subject: Makefile: support user CFLAGS/LDFLAGS

Users should be able to append their own CFLAGS/LDFLAGS to those defined
by the project by default. This is usually required by software
distributions. [1]

[1]: https://wiki.debian.org/HardeningWalkthrough#Handwritten_Makefiles
---
 Makefile | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

(limited to 'Makefile')

diff --git a/Makefile b/Makefile
index 3342638..6a34874 100644
--- a/Makefile
+++ b/Makefile
@@ -28,8 +28,10 @@ PROJECT_A = $(PROJECT).a
 PROJECT_SO = $(PROJECT).so.$(VERSION)
 PROJECT_SO_FQ = $(PROJECT).so.$(MAJOR_VERSION)
 PROJECT_SO_NV = $(PROJECT).so
-CFLAGS = -Iinclude -fPIC -O1
-LDFLAGS = -shared
+DEFAULT_CFLAGS = -Iinclude -fPIC
+PROJ_CFLAGS = $(DEFAULT_CFLAGS) $(CFLAGS)
+DEFAULT_LDFLAGS = -shared
+PROJ_LDFLAGS = $(DEFAULT_LDFLAGS) $(LDFLAGS)
 DEPS = \
 	dynstr.o
 
@@ -55,9 +57,12 @@ $(PROJECT_A): $(DEPS)
 	$(AR) $(ARFLAGS) $@ $(DEPS)
 
 $(PROJECT_SO): $(DEPS)
-	$(CC) $(LDFLAGS) $(DEPS) -o $@
+	$(CC) $(PROJ_LDFLAGS) $(DEPS) -o $@
 
 $(pkgcfgdir)/dynstr.pc: dynstr.pc
 	mkdir -p $(DESTDIR)$(pkgcfgdir)
 	sed -e 's,/usr/local,$(DESTDIR)$(prefix),' $< > $@
 	chmod 0644 $@
+
+.c.o:
+	$(CC) $(PROJ_CFLAGS) -c $< -o $@
-- 
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