From eaa830d50efa44988ecaf7cd057e32154b70b094 Mon Sep 17 00:00:00 2001
From: Ozkan Sezer <sezeroz@gmail.com>
Date: Tue, 3 Oct 2023 11:51:50 +0300
Subject: [PATCH] option to build without curl (download) support

---
 Quake/Makefile     | 7 +++++++
 Quake/Makefile.w32 | 7 +++++++
 Quake/Makefile.w64 | 7 +++++++
 Quake/host_cmd.c   | 9 ++++++++-
 Quake/net_main.c   | 7 ++++++-
 5 files changed, 35 insertions(+), 2 deletions(-)

diff --git a/Quake/Makefile b/Quake/Makefile
index e0eabc087..ad73a3f77 100644
--- a/Quake/Makefile
+++ b/Quake/Makefile
@@ -10,6 +10,9 @@ DO_USERDIRS=0
 ### Enable/Disable SDL2
 USE_SDL2=1
 
+### Enable/Disable Curl
+USE_CURL=1
+
 ### Enable/Disable codecs for streaming music support
 USE_CODEC_WAVE=1
 USE_CODEC_FLAC=0
@@ -114,8 +117,12 @@ else
 NET_LIBS   :=
 endif
 
+ifeq ($(USE_CURL),1)
 NET_LIBS   += -lcurl
 CFLAGS     += $(shell $(PKG_CONFIG) --cflags libcurl)
+else
+CFLAGS     += -DWITHOUT_CURL
+endif
 
 ifneq ($(VORBISLIB),vorbis)
 ifneq ($(VORBISLIB),tremor)
diff --git a/Quake/Makefile.w32 b/Quake/Makefile.w32
index 379f2a844..80cee15f7 100644
--- a/Quake/Makefile.w32
+++ b/Quake/Makefile.w32
@@ -8,6 +8,9 @@
 ### Enable/disable SDL2
 USE_SDL2=1
 
+### Enable/Disable Curl
+USE_CURL=1
+
 ### Enable/disable codecs for streaming music support
 USE_CODEC_WAVE=1
 USE_CODEC_FLAC=1
@@ -93,9 +96,13 @@ endif
 CFLAGS     += $(DEFWINSOCK)
 NET_LIBS   := $(LIBWINSOCK)
 
+ifeq ($(USE_CURL),1)
 NET_LIBS   += -lcurl
 CFLAGS     += -I../Windows/curl/include
 LDFLAGS    += -L../Windows/curl/lib/x86
+else
+CFLAGS     += -DWITHOUT_CURL
+endif
 
 ifneq ($(VORBISLIB),vorbis)
 ifneq ($(VORBISLIB),tremor)
diff --git a/Quake/Makefile.w64 b/Quake/Makefile.w64
index 1a4b09a53..f1c28245f 100644
--- a/Quake/Makefile.w64
+++ b/Quake/Makefile.w64
@@ -7,6 +7,9 @@
 ### Enable/disable SDL2
 USE_SDL2=1
 
+### Enable/Disable Curl
+USE_CURL=1
+
 ### Enable/disable codecs for streaming music support
 USE_CODEC_WAVE=1
 USE_CODEC_FLAC=1
@@ -86,9 +89,13 @@ LIBWINSOCK := -lws2_32
 CFLAGS     += $(DEFWINSOCK)
 NET_LIBS   := $(LIBWINSOCK)
 
+ifeq ($(USE_CURL),1)
 NET_LIBS   += -lcurl
 CFLAGS     += -I../Windows/curl/include
 LDFLAGS    += -L../Windows/curl/lib/x64
+else
+CFLAGS     += -DWITHOUT_CURL
+endif
 
 ifneq ($(VORBISLIB),vorbis)
 ifneq ($(VORBISLIB),tremor)
diff --git a/Quake/host_cmd.c b/Quake/host_cmd.c
index 180bd8d3b..5c1b400ba 100644
--- a/Quake/host_cmd.c
+++ b/Quake/host_cmd.c
@@ -24,8 +24,10 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 #include "quakedef.h"
 #include "q_ctype.h"
 #include "json.h"
-
+#include <time.h>
+#ifndef WITHOUT_CURL
 #include <curl/curl.h>
+#endif
 #define MAX_URL	2048
 
 extern cvar_t	pausable;
@@ -569,6 +571,10 @@ typedef struct download_s
 
 static qboolean Download (const char *url, download_t *download)
 {
+#ifdef WITHOUT_CURL
+	download->error = "download support disabled at compile time.";
+	return false;
+#else
 	CURL				*curl;
 	CURLM				*multi_handle;
 	CURLMcode			mc;
@@ -647,6 +653,7 @@ static qboolean Download (const char *url, download_t *download)
 	curl_multi_cleanup (multi_handle);
 
 	return !download->error && !still_running && download->response == 200;
+#endif
 }
 
 typedef struct
diff --git a/Quake/net_main.c b/Quake/net_main.c
index 4c7184b14..4a090399b 100644
--- a/Quake/net_main.c
+++ b/Quake/net_main.c
@@ -25,7 +25,9 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 #include "net_sys.h"
 #include "net_defs.h"
 
+#ifndef WITHOUT_CURL
 #include <curl/curl.h>
+#endif
 
 qsocket_t	*net_activeSockets = NULL;
 qsocket_t	*net_freeSockets = NULL;
@@ -835,7 +837,9 @@ void NET_Init (void)
 		Con_DPrintf("TCP/IP address %s\n", my_tcpip_address);
 	}
 
+#ifndef WITHOUT_CURL
 	curl_global_init (CURL_GLOBAL_DEFAULT);
+#endif
 }
 
 /*
@@ -848,8 +852,9 @@ void NET_Shutdown (void)
 {
 	qsocket_t	*sock;
 
+#ifndef WITHOUT_CURL
 	curl_global_cleanup ();
-
+#endif
 	SetNetTime();
 
 	for (sock = net_activeSockets; sock; sock = sock->next)