lowercase PREFIX and PKGCONFIGDIR

This is a convention among build systems, eg Termux.

ci_build.sh

@@ -19,7 +19,7 @@ INST=$(pwd)/${DIR_INSTALLED_FDPP}
 
 if false ; then
   # Old Makefile based build
-  make clean all PREFIX=${INST}
+  make clean all prefix=${INST}
 else
   # Ubuntu 22.04 has too old a Meson, so pip install it
   sudo apt install ninja-build pipx

ci_setup_test.sh

@@ -21,7 +21,7 @@ git clone --depth 1 --no-single-branch https://github.com/dosemu2/dosemu2.git ${
 
 # Install fdpp into local directory
 if false ; then
-  make install PREFIX="${DIR_ROOT}/${DIR_INSTALLED_FDPP}"
+  make install prefix="${DIR_ROOT}/${DIR_INSTALLED_FDPP}"
 else
   meson install -C ${DIR_ROOT}/build
 fi

debian/rules

@@ -4,8 +4,8 @@
 	dh $@ --parallel --builddirectory=build
 
 override_dh_auto_build:
-	dh_auto_build $@ -- PREFIX=/usr
+	dh_auto_build $@ -- prefix=/usr
 
 override_dh_auto_install:
-	dh_auto_install $@ -- PREFIX=/usr \
-		PKGCONFIGDIR=/usr/lib/${DEB_HOST_MULTIARCH}/pkgconfig
+	dh_auto_install $@ -- prefix=/usr \
+		pkgconfdir=/usr/lib/${DEB_HOST_MULTIARCH}/pkgconfig

fdpp/defs.mak

@@ -9,14 +9,14 @@ XCPU=186
 # XFAT=16
 XFAT=32
 
-PREFIX ?= /usr/local
-LIBDIR ?= $(PREFIX)/lib
-DATADIR ?= $(PREFIX)/share
-INCLUDEDIR ?= $(PREFIX)/include
-PKGCONFIGDIR ?= $(LIBDIR)/pkgconfig
-export PKG_CONFIG_PATH = $(PKGCONFIGDIR):$(DATADIR)/pkgconfig
+prefix ?= /usr/local
+LIBDIR ?= $(prefix)/lib
+DATADIR ?= $(prefix)/share
+INCLUDEDIR ?= $(prefix)/include
+pkgconfdir ?= $(LIBDIR)/pkgconfig
+export PKG_CONFIG_PATH = $(pkgconfdir):$(DATADIR)/pkgconfig
 # for nasm-segelf
-export PATH := $(PATH):$(PREFIX)/bin
+export PATH := $(PATH):$(prefix)/bin
 
 DIRSEP = /
 RM = rm -f

fdpp/makefile

@@ -180,16 +180,16 @@ install: $(ALL)
 	$(INSTALL) -d $(DESTDIR)$(DATADIR)/fdpp
 	$(INSTALL) -m 0644 $(TARGET).elf $(DESTDIR)$(DATADIR)/fdpp
 	$(INSTALL) -m 0644 $(TARGET).map $(DESTDIR)$(DATADIR)/fdpp
-	$(INSTALL) -d $(DESTDIR)$(PKGCONFIGDIR)
-	$(INSTALL) -m 0644 fdpp.pc $(DESTDIR)$(PKGCONFIGDIR)
-	$(INSTALL) -d $(DESTDIR)$(PREFIX)/include/fdpp
-	$(INSTALL) -m 0644 $(EXT_H) $(DESTDIR)$(PREFIX)/include/fdpp
+	$(INSTALL) -d $(DESTDIR)$(pkgconfdir)
+	$(INSTALL) -m 0644 fdpp.pc $(DESTDIR)$(pkgconfdir)
+	$(INSTALL) -d $(DESTDIR)$(prefix)/include/fdpp
+	$(INSTALL) -m 0644 $(EXT_H) $(DESTDIR)$(prefix)/include/fdpp
 
 uninstall:
 	$(RM) -r $(DESTDIR)$(LIBDIR)/fdpp
 	$(RM) -r $(DESTDIR)$(DATADIR)/fdpp
-	$(RM) -r $(DESTDIR)$(PKGCONFIGDIR)/fdpp.pc
-	$(RM) -r $(DESTDIR)$(PREFIX)/include/fdpp
+	$(RM) -r $(DESTDIR)$(pkgconfdir)/fdpp.pc
+	$(RM) -r $(DESTDIR)$(prefix)/include/fdpp
 
 $(TGZ):
 	cd $(TOP) && git archive -o $(TOP)/$(TAR) --prefix=$(PKG)/ HEAD
@@ -200,7 +200,7 @@ tar: $(TGZ)
 
 $(GEN_EXT): %: $(srcdir)/%.in makefile
 	sed \
-		-e 's!@PREFIX[@]!$(PREFIX)!g' \
+		-e 's!@PREFIX[@]!$(prefix)!g' \
 		-e 's!@INCLUDEDIR[@]!$(INCLUDEDIR)!g' \
 		-e 's!@LIBDIR[@]!$(LIBDIR)!g' \
 		-e 's!@VERSION[@]!$(VERSION)!g' \