From d546009254535dae4c35b68405c101ff76fd1829 Mon Sep 17 00:00:00 2001
From: igor725 <gvaldovigor@gmail.com>
Date: Sat, 6 Apr 2019 10:44:53 +0300
Subject: [PATCH] Makefile BSD support

---
 src/Makefile | 64 ++++++++++++++++++++++++++++++++--------------------
 1 file changed, 39 insertions(+), 25 deletions(-)

diff --git a/src/Makefile b/src/Makefile
index 4c4a102f5..02401536f 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -2,24 +2,14 @@ SOURCES=$(wildcard *.c)
 OBJECTS=$(patsubst %.c, %.o, $(SOURCES))
 COMMITSHA=$(shell git rev-parse --short HEAD)
 ENAME=ClassiCube
-PLAT=ns
 DEL=rm
 JOBS=1
 
-ifeq ($(PLAT),ns)
+ifndef $(PLAT)
 	ifeq ($(OS),Windows_NT)
 		PLAT=mingw
 	else
-		UNAME=$(shell uname -s)
-		ifeq ($(UNAME),Linux)
-			PLAT=linux
-		endif
-		ifeq ($(UNAME),Darwin)
-			PLAT=osx
-		endif
-		ifeq ($(UNAME),SunOS)
-			PLAT=solaris
-		endif
+		PLAT=$(shell uname -s | tr -s '[:upper:]' '[:lower:]')
 	endif
 endif
 
@@ -37,14 +27,31 @@ CC_linux=gcc
 LIBS_linux=-lX11 -lpthread -lGL -lm -lopenal -ldl -lcurl
 CFLAGS_linux=-w -g -pipe
 
-CC_solaris=gcc
-LIBS_solaris=-lm -lsocket -lX11 -lGL -lcurl -lopenal
-CFLAGS_solaris=-w -g -pipe
+CC_sunos=gcc
+LIBS_sunos=-lm -lsocket -lX11 -lGL -lcurl -lopenal
+CFLAGS_sunos=-w -g -pipe
 
-CC_osx=gcc
-LIBS_osx=-lcurl
-LDFLAGS_osx=-framework Carbon -framework AGL -framework OpenAL -framework OpenGL
-CFLAGS_osx=-w -g -pipe
+CC_darwin=gcc
+LIBS_darwin=-lcurl
+LDFLAGS_darwin=-framework Carbon -framework AGL -framework OpenAL -framework OpenGL
+CFLAGS_darwin=-w -g -pipe
+
+BSDLIBS=-lcurl -lexecinfo -lopenal -lGL -lX11
+
+CC_freebsd=gcc
+LIBS_freebsd=$(BSDLIBS) -lm -lpthread
+INCDIRS_freebsd=-I /usr/local/include -L /usr/Xlocal/lib
+CFLAGS_freebsd=-w -g -pipe
+
+CC_openbsd=gcc
+LIBS_openbsd=$(BSDLIBS)
+INCDIRS_openbsd=-isystem /usr/X11R6/include -isystem /usr/local/include
+LDFLAGS_openbsd=-L /usr/X11R6/lib -L /usr/local/lib
+
+CC_netbsd=gcc
+LIBS_netbsd=$(BSDLIBS)
+INCDIRS_netbsd=-I /usr/X11R7/include -I /usr/pkg/include
+LDFLAGS_netbsd=-L /usr/X11R7/lib -L /usr/pkg/lib
 
 ifeq ($(OS),Windows_NT)
 DEL=del
@@ -62,25 +69,32 @@ mingw:
 	$(MAKE) $(ENAME) PLAT=mingw -j$(JOBS)
 
 solaris:
-	$(MAKE) $(ENAME) PLAT=solaris -j$(JOBS)
+	$(MAKE) $(ENAME) PLAT=sunos -j$(JOBS)
 
 osx:
-	$(MAKE) $(ENAME) PLAT=osx -j$(JOBS)
+	$(MAKE) $(ENAME) PLAT=darwin -j$(JOBS)
+
+freebsd:
+	$(MAKE) $(ENAME) PLAT=freebsd -j$(JOBS)
+
+openbsd:
+	$(MAKE) $(ENAME) PLAT=openbsd -j$(JOBS)
+
+netbsd:
+	$(MAKE) $(ENAME) PLAT=netbsd -j$(JOBS)
 
 clean:
 	$(DEL) $(OBJECTS)
 
-ns:
-	$(error Target platform not selected)
-
 CC=$(CC_$(PLAT))
 LIBS=$(LIBS_$(PLAT))
 OEXT=$(OEXT_$(PLAT))
 CFLAGS=$(CFLAGS_$(PLAT))
 LDFLAGS=$(LDFLAGS_$(PLAT))
+INCDIRS=$(INCDIRS_$(PLAT))
 
 $(ENAME): $(OBJECTS)
 	$(CC) $(LDFLAGS) -o $@$(OEXT) $(OBJECTS) $(LIBS)
 
 $(OBJECTS): %.o : %.c
-	$(CC) $(CFLAGS) -DCC_COMMIT_SHA=\"$(COMMITSHA)\" -c $< $(LIBS) -o $@
+	$(CC) $(CFLAGS) $(INCDIRS) -DCC_COMMIT_SHA=\"$(COMMITSHA)\" -c $< -o $@