attempt to autodetect homebrew and macports

If homebrew is detected, and if the homebrew ncurses package
is installed, the set things up to use it.

Hopefully, this works okay for everyone right away, but it may need
some tweaking.

diff --git a/sys/unix/hints/macOS.370 b/sys/unix/hints/macOS.370
index dd09b15c1a034883ce12759a176e136efc824aba..4fbbf2e0627cecd4b3f0730e6d5e66f17d079ae0 100755 (executable)
--- a/sys/unix/hints/macOS.370
+++ b/sys/unix/hints/macOS.370
@@ -22,7 +22,7 @@
 # 3. If you set WANT_WIN_QT, you need to
 #  A) set QTDIR either here or in the environment to point to the Qt5
 #     library installation root.  (Qt2, Qt3, Qt4 will not work)
-#  B) set XPMLIB to point to the Xpm library
+#  B) set LIBXPM to point to the Xpm library
 ifndef WANT_WIN_QT
 ifdef WANT_WIN_ALL
 WANT_WIN_QT=1
@@ -39,6 +39,10 @@ endif   # not WANT_WIN_QT
 endif   # WANT_WIN_QT6
 endif   # not WANT_WIN_QT
 
+#check for homebrew or macports
+HAVE_HOMEBREW := $(shell expr `which -s brew; echo $$?` = 0)
+HAVE_MACPORTS := $(shell expr `which -s port; echo $$?` = 0)
+
 ifdef WANT_WIN_QT
 ifndef WANT_WIN_QT5
 ifndef WANT_WIN_QT6
@@ -46,15 +50,20 @@ WANT_WIN_QT5=1
 endif   # not WANT_WIN_QT6
 endif   # not WANT_WIN_QT5
 #QTDIR=/Developer/Qt
+ifeq "$(HAVE_HOMEBREW)" "1"
 ifdef WANT_WIN_QT5
 # Qt5 installed via homebrew
-QTDIR=$(shell brew --prefix)/opt/qt@5
+QTDIR :=$(shell brew --prefix)/opt/qt@5
 endif   # WANT_WIN_QT5
 ifdef WANT_WIN_QT6
-QTDIR=$(shell brew --prefix)/opt/qt@6
+QTDIR :=$(shell brew --prefix)/opt/qt@6
 endif   # WANT_WIN_QT6
+else   # not HAVE_HOMEBREW
+ifeq "$(HAVE_MACPORTS)" "1"
 # Qt5 installed via macports
-#QTDIR=/opt/local/libexec/qt5
+QTDIR=/opt/local/libexec/qt5
+endif   # HAVE_MACPORTS
+endif   # HAVE_HOMEBREW
 endif  # WANT_WIN_QT
 
 ifndef LIBXPM
@@ -132,13 +141,23 @@ ifdef WANT_WIN_CURSES
 CURSESLIB = -lncurses
 endif
 
+ifdef MAKEFILE_SRC
 ifdef CURSESLIB
+ifeq "$(HAVE_HOMEBREW)" "1"
+HAVE_HOMEBREW_NCURSES := $(shell expr `brew ls --versions ncurses > /dev/null; echo $$?` = 0)
+#$(info HAVE_HOMEBREW_NCURSES=$(HAVE_HOMEBREW_NCURSES))
+ifeq "$(HAVE_HOMEBREW_NCURSES)" "1"
 # Newer versions of ncurses are commonly installed via homebrew, but intentionally unlinked.
-# Uncommenting the following two lines will compile nethack with it.
-# LFLAGS += -L$(shell brew --prefix)/opt/ncurses/lib
-# WINLIB += -I$(shell brew --prefix)/opt/ncurses/include
-WINLIB += $(CURSESLIB)
+HOMEBREW_LFLAGS := -L$(shell brew --prefix)/opt/ncurses/lib
+HOMEBREW_WINLIB := -I$(shell brew --prefix)/opt/ncurses/include
+endif   #HAVE_HOMEBREW_NCURSES
+endif   #HAVE_HOMEBREW
+ifdef HOMEBREW_LFLAGS
+LFLAGS += $(HOMEBREW_LFLAGS)
 endif
+WINLIB += $(HOMEBREW_WINLIB) $(CURSESLIB)
+endif   #CURSESLIB
+endif   #MAKEFILE_SRC
 
 ifdef WANT_WIN_X11
 USE_XPM=1