My attempt at handling GCC warnings, everything but incorrect pointer types, #pragma warnings, " is deprecated etc.

git-svn-id: https://svn.code.sf.net/p/fteqw/code/branches/wip@3787 fc73d0e0-1445-4013-8a0c-d673dee63da5

engine/client/cd_sdl.c

@@ -268,7 +268,7 @@ static void CD_f (void)
 	}
 }
 
-/*
+
 LONG CDAudio_MessageHandler(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
 {
 	if (lParam != wDeviceID)
@@ -302,7 +302,7 @@ LONG CDAudio_MessageHandler(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
 
 	return 0;
 }
-*/
+
 
 void BGMVolume_Callback(struct cvar_s *var, char *oldvalue)
 {

engine/client/cl_screen.c

@@ -1409,7 +1409,7 @@ void SCR_DrawLoading (void)
 	char *s;
 	int qdepth;
 	int h2depth;
-	int mtype = M_GameType();
+	//int mtype = M_GameType(); //unused variable
 	y = vid.height/2;
 
 	qdepth = COM_FDepthFile("gfx/loading.lmp", true);
@@ -1636,7 +1636,7 @@ SCR_SetUpToDrawConsole
 void SCR_SetUpToDrawConsole (void)
 {
 #ifdef TEXTEDITOR
-	extern qboolean editoractive;
+	//extern qboolean editoractive; //unused variable
 #endif
 	if (scr_drawloading)
 		return;         // never a console with loading plaque

engine/client/clq3_parse.c

@@ -601,7 +601,7 @@ void CLQ3_ParseGameState(void)
 		char buffer[2048];
 		strcpy(buffer, va("cp %i ", cl.servercount));
 		FSQ3_GenerateClientPacksList(buffer, sizeof(buffer), ccs.fs_key);
-		CLQ3_SendClientCommand(buffer);
+		CLQ3_SendClientCommand("%s", buffer); // warning: format not a string literal and no format arguments
 	}
 
 	// load cgame, etc

engine/client/console.c

@@ -1527,7 +1527,7 @@ void Con_NotifyBox (char *text)
 // during startup for sound / cd warnings
 	Con_Printf("\n\n\35\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\37\n");
 
-	Con_Printf (text);
+	Con_Printf ("%s", text);
 
 	Con_Printf ("Press a key.\n");
 	Con_Printf("\35\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\37\n");

engine/client/in_sdl.c

@@ -294,6 +294,10 @@ void IN_ReInit (void)
 
 void IN_Init (void)
 {
+	#ifdef IN_XFLIP
+	cvar_t	in_xflip = SCVAR("in_xflip", "0");
+	#endif
+
 #ifdef IN_XFLIP
 	Cvar_Register (&in_xflip, "Input Controls");
 #endif
@@ -349,4 +353,24 @@ void IN_Commands (void)	//used to Cbuf_AddText joystick button events in windows
 }
 
 
+/*
+===========
+IN_UpdateClipCursor
+===========
+*/
+void IN_UpdateClipCursor (void)
+{
 
+	if (mouseinitialized && mouseactive && !dinput)
+	{
+		ClipCursor (&window_rect);
+	}
+}
+
+void IN_RawInput_Read(HANDLE in_device_handle)
+{
+}
+
+static int MapKey (int vkey)
+{
+}

engine/client/m_options.c

@@ -260,7 +260,7 @@ void M_Menu_Audio_f (void)
 {
 	menu_t *menu;
 	int cursorpositionY;
-	extern cvar_t nosound, precache, snd_leftisright, snd_khz, snd_eax, snd_speakers, ambient_level, bgmvolume, snd_playersoundvolume, ambient_fade, cl_staticsounds, snd_inactive, _snd_mixahead, snd_usemultipledevices, snd_noextraupdate, snd_show, bgmbuffer;
+	extern cvar_t nosound, precache, snd_leftisright, snd_khz, snd_eax, snd_speakers, ambient_level, bgmvolume, snd_playersoundvolume, ambient_fade, cl_staticsounds, snd_inactive, _snd_mixahead, snd_usemultipledevices, snd_noextraupdate, bgmbuffer;
 	extern cvar_t cl_voip_play, cl_voip_send;
 
 	static const char *soundqualityoptions[] = {
@@ -1128,6 +1128,7 @@ void M_Menu_Shadow_Lighting_f (void)
 		MC_AddWhiteText(menu, 16, y,		"     €<><E282AC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>‚ ", false); y+=8;
 		y+=8;
 
+		MC_AddSlider(menu,	16, y,							"                          Shadows", &r_shadows,0,2,1);	y+=8;
 		//MC_AddSlider(menu,	16, y,						"                   Light Map Mode", &gl_lightmapmode,0,2,1);	y+=8;
 		MC_AddSlider(menu,	16, y,							"             Light Map Saturation", &r_lightmap_saturation,0,1,0.1);	y+=8;
 		MC_AddCheckBox(menu,	16, y,						"                 Dynamic Lighting", &r_dynamic,0);	y+=8;

engine/client/net_master.c

@@ -220,6 +220,16 @@ qboolean Master_ServerIsGreater(serverinfo_t *a, serverinfo_t *b)
 		return Master_CompareInteger(a->tl, b->tl, SLIST_TEST_LESS);
 	case SLKEY_TOOMANY:
 		break;
+
+	// warning: enumeration value ‘SLKEY_*’ not handled in switch
+	case SLKEY_MOD:
+	case SLKEY_PROTOCOL:
+	case SLKEY_NUMBOTS:
+	case SLKEY_NUMHUMANS:
+	case SLKEY_QCSTATUS:
+	case SLKEY_ISFAVORITE:
+		break;
+
 	}
 	return false;
 }
@@ -1149,7 +1159,7 @@ void MasterInfo_ProcessHTTPQW(struct dl_download *dl)
 //don't try sending to servers we don't support
 void MasterInfo_Request(master_t *mast, qboolean evenifwedonthavethefiles)
 {
-	static int mastersequence;
+	//static int mastersequence; // warning: unused variable âmastersequenceâ
 	if (!mast)
 		return;
 	switch(mast->type)
@@ -1844,6 +1854,17 @@ void CL_MasterListParse(netadrtype_t adrtype, int type, qboolean slashpad)
 			for (i = 0; i < adrlen; i++)
 				((qbyte *)&info->adr.address)[i] = MSG_ReadByte();
 			break;
+
+		// warning: enumeration value ‘NA_*’ not handled in switch
+		case NA_INVALID:
+		case NA_LOOPBACK:
+		case NA_BROADCAST_IP:
+		case NA_BROADCAST_IP6:
+		case NA_BROADCAST_IPX:
+		case NA_TCP:
+		case NA_TCPV6:
+		case NA_IRC:
+			break;
 		}
 
 		p1 = MSG_ReadByte();

engine/client/p_script.c

@@ -280,9 +280,9 @@ static void PScript_DrawParticleTypes (void (*texturedparticles)(int count, part
 
 #ifndef TYPESONLY
 
-//triangle fan sparks use these.
+//triangle fan sparks use these. // defined but not used
-static double sint[7] = {0.000000, 0.781832,  0.974928,  0.433884, -0.433884, -0.974928, -0.781832};
+//static double sint[7] = {0.000000, 0.781832,  0.974928,  0.433884, -0.433884, -0.974928, -0.781832};
-static double cost[7] = {1.000000, 0.623490, -0.222521, -0.900969, -0.900969, -0.222521,  0.623490};
+//static double cost[7] = {1.000000, 0.623490, -0.222521, -0.900969, -0.900969, -0.222521,  0.623490};
 
 #define crand() (rand()%32767/16383.5f-1)
 

engine/client/r_surf.c

@@ -399,6 +399,8 @@ static void Surf_AddDynamicLights (msurface_t *surf)
 	}
 }
 
+// warning: ‘Surf_AddDynamicLightNorms’ defined but not used
+/*
 static void Surf_AddDynamicLightNorms (msurface_t *surf)
 {
 	int			lnum;
@@ -470,6 +472,7 @@ static void Surf_AddDynamicLightNorms (msurface_t *surf)
 		}
 	}
 }
+*/
 
 #ifdef PEXT_LIGHTSTYLECOL
 static void Surf_AddDynamicLightsColours (msurface_t *surf)
@@ -882,7 +885,7 @@ static void Surf_BuildLightMap (msurface_t *surf, qbyte *dest, qbyte *deluxdest,
 	int			maps;
 	unsigned	*bl;
 
-	int stride = LMBLOCK_WIDTH*lightmap_bytes;
+	//int stride = LMBLOCK_WIDTH*lightmap_bytes; //warning: unused variable ‘stride’
 
 	shift += 7; // increase to base value
 	surf->cached_dlight = (surf->dlightframe == r_framecount);
@@ -2519,13 +2522,13 @@ void Surf_BuildLightmaps (void)
 
 	switch(qrenderer)
 	{
-#ifdef D3DQUAKE
 	case QR_DIRECT3D:
+#ifdef D3DQUAKE
 		/*always bgra, hope your card supports it*/
 		lightmap_bytes = 4;
 		lightmap_bgra = true;
-		break;
 #endif
+		break;
 #ifdef GLQUAKE
 	case QR_OPENGL:
 		/*favour bgra if the gpu supports it, otherwise use rgb only if it'll be used*/
@@ -2550,6 +2553,8 @@ void Surf_BuildLightmaps (void)
 			lightmap_bytes = 1;
 		break;
 #endif
+	case QR_NONE:
+		break;
 	}
 
 	for (j=1 ; j<MAX_MODELS ; j++)

engine/client/renderer.c

@@ -1026,13 +1026,14 @@ void M_Menu_Video_f (void)
 		"32",
 		NULL
 	};
-	static const char *texturefilternames[] =
+	//unused
+	/*static const char *texturefilternames[] =
 	{
 		"Nearest",
 		"Bilinear",
 		"Trilinear",
 		NULL
-	};
+	};*/
 
 	static const char *refreshrates[] =
 	{

engine/client/sbar.c

@@ -1971,7 +1971,7 @@ void Sbar_Hexen2DrawExtra (int pnum)
 	unsigned int i, slot;
 	unsigned int pclass;
 	int ringpos[] = {6, 44, 81, 119};
-	char *ringimages[] = {"gfx/ring_f.lmp", "gfx/ring_w.lmp", "gfx/ring_t.lmp", "gfx/ring_r.lmp"};
+	//char *ringimages[] = {"gfx/ring_f.lmp", "gfx/ring_w.lmp", "gfx/ring_t.lmp", "gfx/ring_r.lmp"}; //unused variable
 	float val;
 	char *pclassname[] = {
 		"Unknown",

engine/client/snd_mem.c

@@ -768,6 +768,7 @@ sfxcache_t *S_LoadSound (sfx_t *s)
 	qbyte	*data;
 	sfxcache_t	*sc;
 	int i;
+	size_t result;
 
 	char *name = s->name;
 
@@ -804,7 +805,7 @@ sfxcache_t *S_LoadSound (sfx_t *s)
 		{
 			com_filesize = COM_filelength(f);
 			data = Hunk_TempAlloc (com_filesize);
-			fread(data, 1, com_filesize, f);
+			result = fread(data, 1, com_filesize, f); //do something with result
 			fclose(f);
 		}
 		else

engine/client/snd_sdl.c

@@ -14,6 +14,30 @@
 //FIXME: One thing I saw in quakeforge was that quakeforge basically leaves the audio locked except for a really short period of time.
 //An interesting idea, which ensures the driver can only paint in a small time-frame. this would possibly allow lower latency painting.
 
+/*
+==================
+S_BlockSound
+==================
+*/
+//all devices
+void S_BlockSound (void)
+{
+	soundcardinfo_t *sc;
+	wavhandle_t *wh;
+
+	snd_blocked++;
+
+	for (sc = sndcardinfo; sc; sc=sc->next)
+	{
+		if (sc->Submit == WAV_Submit && !sc->inactive_sound)
+		{
+			wh = sc->handle;
+			if (snd_blocked == 1)
+				waveOutReset (wh->hWaveOut);
+		}
+	}
+}
+
 static void SSDL_Shutdown(soundcardinfo_t *sc)
 {
 Con_Printf("Shutdown SDL sound\n");

engine/client/sys_linux.c

@@ -341,6 +341,7 @@ int Sys_DebugLog(char *file, char *fmt, ...)
 	va_list argptr;
 	static char data[1024];
 	int fd;
+	size_t result;
 
 	va_start(argptr, fmt);
 	_vsnprintf (data,sizeof(data)-1, fmt, argptr);
@@ -353,7 +354,7 @@ int Sys_DebugLog(char *file, char *fmt, ...)
 	fd = open(file, O_WRONLY | O_CREAT | O_APPEND, 0666);
 	if (fd)
 	{
-		write(fd, data, strlen(data));
+		result = write(fd, data, strlen(data)); // do something with result
 		close(fd);
 		return 0;
 	}
@@ -477,10 +478,11 @@ void *Sys_GetGameAPI(void *parms)
 	char curpath[MAX_OSPATH];
 	char *searchpath;
 	const char *gamename = "gamei386.so";
+	size_t result;
 
 	void *ret;
 
-	getcwd(curpath, sizeof(curpath));
+	result = getcwd(curpath, sizeof(curpath)); // do something with result?
 
 	Con_DPrintf("Searching for %s\n", gamename);
 

engine/client/view.c

@@ -23,6 +23,8 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 
 #include "winquake.h"
 
+#include <ctype.h> // for isdigit();
+
 #ifdef FISH
 void R_RenderView_fisheye(void);
 cvar_t ffov = SCVAR("ffov", "0");

engine/client/zqtp.c

@@ -765,6 +765,8 @@ static char *Macro_demoplayback (void)
 {
 	switch (cls.demoplayback)
 	{
+	case DPB_EZTV: // warning: enumeration value ‘DPB_EZTV’ not handled in switch
+		break;
 	case DPB_NONE:
 		return "0";
 	case DPB_QUAKEWORLD:

engine/common/cmd.c

@@ -1100,6 +1100,7 @@ char *Cmd_ExpandCvar(char *cvarname, int maxaccesslevel, int *len)
 	char *fixup = NULL, fixval=0;
 	cvar_t	*var;
 	static char temp[12];
+	size_t result;
 
 	namestart = cvarname;
 	if (*cvarname == '{')
@@ -1117,7 +1118,7 @@ char *Cmd_ExpandCvar(char *cvarname, int maxaccesslevel, int *len)
 		fixval = *fixup;
 	}
 
-	strtol(cvarname, &end, 10);
+	result = strtol(cvarname, &end, 10); // do something with result
 	if (fixval && *end == '\0') //only expand $0 if its actually ${0} - this avoids conflicting with the $0 macro
 	{	//purely numerical
 		ret = Cmd_Argv(atoi(cvarname));

engine/common/com_mesh.c

@@ -767,7 +767,7 @@ float *Alias_GetBonePositions(galiasinfo_t *inf, framestate_t *fstate, float *bu
 
 		galiasgroup_t *g1, *g2;
 
-		galiasbone_t *bones = (galiasbone_t *)((char*)inf+inf->ofsbones);
+		//galiasbone_t *bones = (galiasbone_t *)((char*)inf+inf->ofsbones); //unsed variable
 
 		if (buffersize < inf->numbones)
 			return NULL;
@@ -897,7 +897,7 @@ vec3_t *tempNormals;
 
 void R_LightArraysByte_BGR(vecV_t *coords, byte_vec4_t *colours, int vertcount, vec3_t *normals)
 {
-	extern cvar_t r_vertexdlights;
+	//extern cvar_t r_vertexdlights; //unused
 	int i;
 	int c;
 	float l;
@@ -948,7 +948,7 @@ void R_LightArrays(vecV_t *coords, avec4_t *colours, int vertcount, vec3_t *norm
 	int i;
 	float l;
 
-	float *lightdir = currententity->light_dir;
+	//float *lightdir = currententity->light_dir; //unused variable
 
 	if (!currententity->light_range[0] && !currententity->light_range[1] && !currententity->light_range[2])
 	{
@@ -1031,7 +1031,7 @@ void R_LightArrays(vecV_t *coords, avec4_t *colours, int vertcount, vec3_t *norm
 
 static void R_LerpFrames(mesh_t *mesh, galiaspose_t *p1, galiaspose_t *p2, float lerp, qbyte alpha, float expand, qboolean nolightdir)
 {
-	extern cvar_t r_nolerp, r_nolightdir;
+	extern cvar_t r_nolerp; // r_nolightdir is unused
 	float blerp = 1-lerp;
 	int i;
 	vecV_t *p1v, *p2v;
@@ -1880,7 +1880,9 @@ static void *Alias_LoadFrameGroup (daliasframetype_t *pframetype, int *seamremap
 	daliasinterval_t *intervals;
 	float sinter;
 
+#ifndef SERVERONLY
 	vec3_t *normals, *svec, *tvec;
+#endif
 	vecV_t *verts;
 	int aliasframesize;
 
@@ -3603,7 +3605,7 @@ qboolean Mod_LoadQ3Model(model_t *mod, void *buffer)
 			externalskins = LittleLong(surf->numShaders);
 		if (externalskins)
 		{
-			extern int gl_bumpmappingpossible;
+			//extern int gl_bumpmappingpossible; // unused variable
 			char shadname[1024];
 
 			skin = Hunk_Alloc((LittleLong(surf->numShaders)+externalskins)*((sizeof(galiasskin_t)+sizeof(texnums_t))));
@@ -4200,7 +4202,7 @@ qboolean Mod_LoadPSKModel(model_t *mod, void *buffer)
 	unsigned int num_animinfo=0, num_animkeys=0;
 
 	int hunkstart, hunkend, hunktotal;
-	extern cvar_t temp1;
+	//extern cvar_t temp1; //unused variable
 
 	/*load the psk*/
 	while (pos < com_filesize && !fail)

engine/common/common.c

@@ -3015,6 +3015,7 @@ void COM_InitArgv (int argc, const char **argv)	//not allowed to tprint
 {
 	qboolean	safe;
 	int			i;
+	size_t result;
 
 	FILE *f;
 
@@ -3028,7 +3029,7 @@ void COM_InitArgv (int argc, const char **argv)	//not allowed to tprint
 		fseek(f, 0, SEEK_SET);
 
 		buffer = (char*)malloc(len+1);
-		fread(buffer, 1, len, f);
+		result = fread(buffer, 1, len, f); // do something with result
 		buffer[len] = '\0';
 
 		while (*buffer && (argc < MAX_NUM_ARGVS))

engine/common/cvar.c

@@ -172,6 +172,22 @@ void Cvar_List_f (void)
 	int gnum, i, num = 0;
 	int listflags = 0, cvarflags = 0;
 	char strtmp[512];
+	static char *cvarlist_help =
+"cvarlist list all cvars matching given parameters\n"
+"Syntax: cvarlist [-FLdhlrv] [-f flag] [-g group] [cvar]\n"
+"  -F shows cvar flags\n"
+"  -L shows latched values\n"
+"  -a shows cvar alternate names\n"
+"  -d shows default cvar values\n"
+"  -f shows only cvars with a matching flag, more than one -f can be used\n"
+"  -g shows only cvar groups using wildcards in group\n"
+"  -h shows this help message\n"
+"  -l shows cvar restriction levels\n"
+"  -r removes group and list headers\n"
+"  -v shows current values\n"
+"  cvar indicates the cvar to show, wildcards (*,?) accepted\n"
+"Cvar flags are:"
+;
 
 	gsearch = search = NULL;
 	for (i = 1; i < Cmd_Argc(); i++)
@@ -253,20 +269,7 @@ void Cvar_List_f (void)
 					break;
 				case 'h':
 					// list options
-					Con_Printf("cvarlist list all cvars matching given parameters\n"
+					Con_Printf("%s", cvarlist_help);
-						"Syntax: cvarlist [-FLdhlrv] [-f flag] [-g group] [cvar]\n"
-						"  -F shows cvar flags\n"
-						"  -L shows latched values\n"
-						"  -a shows cvar alternate names\n"
-						"  -d shows default cvar values\n"
-						"  -f shows only cvars with a matching flag, more than one -f can be used\n"
-						"  -g shows only cvar groups using wildcards in group\n"
-						"  -h shows this help message\n"
-						"  -l shows cvar restriction levels\n"
-						"  -r removes group and list headers\n"
-						"  -v shows current values\n"
-						"  cvar indicates the cvar to show, wildcards (*,?) accepted\n"
-						"Cvar flags are:");
 
 					for (num = 1; num <= CVAR_LASTFLAG; num <<= 1)
 					{
@@ -353,7 +356,7 @@ void Cvar_List_f (void)
 				Con_Printf("(%i) ", cmd->restriction);
 
 			// print cvar name
-			Con_Printf(cmd->name);
+			Con_Printf("%s", cmd->name);
 
 			// print current value
 			if (listflags & CLF_VALUES)

engine/common/fs_stdio.c

@@ -214,11 +214,13 @@ static qboolean FSSTDIO_FLocate(void *handle, flocation_t *loc, const char *file
 static void FSSTDIO_ReadFile(void *handle, flocation_t *loc, char *buffer)
 {
 	FILE *f;
+	size_t result;
+
 	f = fopen(loc->rawname, "rb");
 	if (!f)	//err...
 		return;
 	fseek(f, loc->offset, SEEK_SET);
-	fread(buffer, 1, loc->len, f);
+	result = fread(buffer, 1, loc->len, f); // do soemthing with result
 	fclose(f);
 }
 static int FSSTDIO_EnumerateFiles (void *handle, const char *match, int (*func)(const char *, int, void *), void *parm)

engine/common/fs_zip.c

@@ -2,7 +2,10 @@
 #include "fs.h"
 
 #ifdef AVAIL_ZLIB
-#define ZEXPORT VARGS
+
+#ifndef ZEXPORT
+	#define ZEXPORT VARGS
+#endif
 #include <zlib.h>
 
 typedef struct {

engine/common/gl_q2bsp.c

@@ -5660,7 +5660,9 @@ and recalculates the area connections
 */
 void	CM_ReadPortalState (FILE *f)
 {
-	fread (portalopen, 1, sizeof(portalopen), f);
+	size_t result;
+
+	result = fread (portalopen, 1, sizeof(portalopen), f); // do something with result
 	FloodAreaConnections ();
 }
 

engine/common/log.c

@@ -311,7 +311,7 @@ void Log_Logfile_f (void)
 		if (log_name[LOG_CONSOLE].string[0])
 			f = log_name[LOG_CONSOLE].string;
 
-		Con_Printf(va("Logging to %s/%s.log.\n", d, f));
+		Con_Printf("%s", va("Logging to %s/%s.log.\n", d, f));
 		Cvar_SetValue(&log_enable[LOG_CONSOLE], 1);
 	}
 

engine/common/net_wins.c

@@ -861,9 +861,9 @@ void NET_IntegerToMask (netadr_t *a, netadr_t *amask, int bits)
 		}
 #endif
 		break;
-#ifdef USEIPX
 	case NA_IPX:
 	case NA_BROADCAST_IPX:
+#ifdef USEIPX
 		n = amask->address.ipx;
 		if (i > 80)
 			i = 80;
@@ -884,6 +884,12 @@ void NET_IntegerToMask (netadr_t *a, netadr_t *amask, int bits)
 		break;
 	case NA_LOOPBACK:
 		break;
+	// warning: enumeration value âNA_*â not handled in switch
+	case NA_TCP:
+	case NA_TCPV6:
+	case NA_IRC:
+		break;
+
 	}
 }
 
@@ -2134,7 +2140,7 @@ qboolean FTENET_IRCConnect_GetPacket(ftenet_generic_connection_t *gcon)
 			cvar_t *ircuser = Cvar_Get("ircuser", "none", 0, "IRC Connect");
 			cvar_t *irchost = Cvar_Get("irchost", "none", 0, "IRC Connect");
 			cvar_t *ircnick = Cvar_Get("ircnick", "ftesv", 0, "IRC Connect");
-			cvar_t *ircchannel = Cvar_Get("ircchannel", "#ftetest", 0, "IRC Connect");
+			//cvar_t *ircchannel = Cvar_Get("ircchannel", "#ftetest", 0, "IRC Connect"); //warning: unused variable ‘ircchannel’
 			cvar_t *ircsomething = Cvar_Get("ircsomething", "moo", 0, "IRC Connect");
 			cvar_t *ircclientaddr = Cvar_Get("ircclientaddr", "127.0.0.1", 0, "IRC Connect");
 
@@ -3203,11 +3209,11 @@ void SVNET_AddPort(void)
 		FTENET_AddToCollection(svs.sockets, NULL, s, FTENET_UDP6_EstablishConnection, true);
 		break;
 #endif
-#ifdef USEIPX
 	case NA_IPX:
+#ifdef USEIPX
 		FTENET_AddToCollection(svs.sockets, NULL, s, FTENET_IPX_EstablishConnection, true);
-		break;
 #endif
+		break;
 #ifdef IRCCONNECT
 	case NA_IRC:
 		FTENET_AddToCollection(svs.sockets, NULL, s, FTENET_IRCConnect_EstablishConnection, true);
@@ -3223,6 +3229,13 @@ void SVNET_AddPort(void)
 		break;
 #endif
 #endif
+	// warning: enumeration value ‘NA_*’ not handled in switch
+	case NA_INVALID:
+	case NA_LOOPBACK:
+	case NA_BROADCAST_IP:
+	case NA_BROADCAST_IP6:
+	case NA_BROADCAST_IPX:
+		break;
 	}
 }
 #endif

engine/common/translate.c

@@ -571,6 +571,7 @@ void TL_LoadLanguage (char *name, char *shortname, int num)	//this is one of the
 	FILE *f;
 	int size;
 	char *buffer;
+	size_t result;
 
 	f = fopen(va("%s.trl", shortname), "rb");
 	if (!f)
@@ -580,7 +581,7 @@ void TL_LoadLanguage (char *name, char *shortname, int num)	//this is one of the
 	fseek(f, 0, SEEK_SET);
 	buffer = malloc(size+1);
 	buffer[size] = '\0';
-	fread(buffer, 1, size, f);
+	result = fread(buffer, 1, size, f); // do something with result
 	fclose(f);
 
 	TL_ParseLanguage(name, buffer, num);

engine/d3d/d3d_image.c

@@ -370,6 +370,24 @@ texid_t D3D9_LoadTexture (char *identifier, int width, int height, enum uploadfm
 				return r_nulltex;
 		}
 		break;
+	case TF_INVALID:
+	case TF_RGBA32:
+	case TF_BGRA32:
+	case TF_RGBX32:
+	case TF_RGB24:
+	case TF_BGR24_FLIP:
+	case TF_SOLID8:
+	case TF_TRANS8:
+	case TF_HEIGHT8:
+	case TF_HEIGHT8PAL:
+	case TF_H2_T7G1:
+	case TF_H2_TRANS8_0:
+	case TF_H2_T4A4:
+	case TF_PALETTES:
+	case TF_8PAL24:
+	case TF_8PAL32:
+		break;
+
 	}
 	tex = d3d_lookup_texture(identifier);
 

engine/gl/gl_alias.c

@@ -1938,6 +1938,11 @@ void BE_GenModelBatches(batch_t **batches)
 			case mod_sprite:
 				R_Sprite_GenerateBatch(ent, batches, R_DB_Sprite);
 				break;
+			// warning: enumeration value ‘mod_*’ not handled in switch
+			case mod_dummy:
+			case mod_halflife:
+			case mod_heightmap:
+				break;
 			}
 			break;
 		case RT_SPRITE:

engine/gl/gl_shader.c

@@ -2543,7 +2543,7 @@ static void Shader_MakeCache ( char *path )
 		cache->hash_next = shader_hash[key];
 		cache->path = path;
 		cache->offset = ptr - buf;
-		Com_sprintf ( cache->name, MAX_QPATH, token );
+		Com_sprintf ( cache->name, MAX_QPATH, "%s", token ); // warning: format not a string literal and no format arguments
 		shader_hash[key] = cache;
 
 		ptr = Shader_Skip ( ptr );
@@ -4012,7 +4012,7 @@ static qboolean Shader_ParseShader(char *shortname, char *usename, shader_t *s)
 
 		Shader_Free(s);
 		memset ( s, 0, sizeof( shader_t ) );
-		Com_sprintf ( s->name, MAX_QPATH, usename );
+		Com_sprintf ( s->name, MAX_QPATH, "%s",usename ); // warning: format not a string literal and no format arguments
 		Hash_Add(&shader_active_hash, s->name, s, &s->bucket);
 
 		Shader_ReadShader(s, file);
@@ -4131,7 +4131,7 @@ static int R_LoadShader ( char *name, shader_gen_t *defaultgen, const char *gena
 	if (defaultgen)
 	{
 		memset(s, 0, sizeof(shader_t));
-		Com_sprintf(s->name, MAX_QPATH, shortname);
+		Com_sprintf(s->name, MAX_QPATH, "%s", shortname); // warning: format not a string literal and no format arguments
 		if (!strcmp(shortname, "textures/common/clip"))
 			Shader_DefaultScript(shortname, s,
 				"{\n"
@@ -4218,7 +4218,7 @@ void Shader_DoReload(void)
 
 			s->generator = defaultgen;
 			s->genargs = genargs;
-			Com_sprintf ( s->name, MAX_QPATH, shortname );
+			Com_sprintf ( s->name, MAX_QPATH, "%s", shortname ); // warning: format not a string literal and no format arguments
 			Hash_Add(&shader_active_hash, s->name, s, &s->bucket);
 			R_BuildDefaultTexnums(&oldtn, s);
 		}

engine/gl/gl_shadow.c

@@ -1564,7 +1564,8 @@ static void Sh_DrawShadowMapLight(dlight_t *l, vec3_t colour, qbyte *vvis)
 
 
 
-
+// warning: ‘Sh_WorldLightingPass’ defined but not used
+/*
 static void Sh_WorldLightingPass(void)
 {
 	msurface_t *s;
@@ -1590,6 +1591,7 @@ static void Sh_WorldLightingPass(void)
 		RQuantAdd(RQUANT_LITFACES, s->mesh->numindexes);
 	}
 }
+*/
 
 /*
 draws faces facing the light

engine/gl/gl_warp.c

@@ -459,7 +459,7 @@ static void R_DrawSkyMesh(batch_t *batch, mesh_t *m, shader_t *shader)
 {
 	static entity_t skyent;
 	batch_t b;
-	float time = cl.gametime+realtime-cl.gametimemark;
+	//float time = cl.gametime+realtime-cl.gametimemark; //warning: unused variable ‘time’
 
 	float skydist = gl_skyboxdist.value;
 	if (skydist<1)

engine/qclib/pr_edict.c

@@ -1055,7 +1055,7 @@ pbool	ED_ParseEpair (progfuncs_t *progfuncs, void *base, ddefXX_t *key, char *s,
 	string_t st;
 	dfunction_t	*func;
 
-	int type;
+	int type = 0; // warning about beign used without initializing it
 
 	switch(structtype)
 	{

engine/qclib/pr_exec.c

@@ -624,7 +624,7 @@ int PR_ToggleBreakpoint(progfuncs_t *progfuncs, char *filename, int linenum, int
 	unsigned int i;
 	int pn = pr_typecurrent;
 	dfunction_t *f;
-	int op;
+	int op = 0; //warning about not being initialized before use
 
 	for (pn = 0; (unsigned)pn < maxprogs; pn++)
 	{
@@ -843,7 +843,7 @@ void PR_ExecuteCode (progfuncs_t *progfuncs, int s)
 {
 	eval_t	*t, *swtch=NULL;
 
-	int swtchtype;
+	int swtchtype = 0; //warning about not being initialized before use
 	dstatement16_t	*st16;
 	dstatement32_t	*st32;
 	dfunction_t	*newf;

engine/qclib/qcc_pr_comp.c

@@ -3034,7 +3034,7 @@ PR_ParseFunctionCall
 */
 QCC_def_t *QCC_PR_ParseFunctionCall (QCC_def_t *func)	//warning, the func could have no name set if it's a field call.
 {
-	QCC_def_t		*e, *d, *old, *oself, *out;
+	QCC_def_t		*e, *d, *old = {0}, *oself, *out; // warning: ‘old’ may be used uninitialized in this function
 	int			arg;
 	QCC_type_t		*t, *p;
 	int extraparms=false;
@@ -8333,7 +8333,7 @@ void QCC_PR_ParseDefs (char *classname)
 	QCC_def_t		*def, *d;
 	QCC_function_t	*f;
 	QCC_dfunction_t	*df;
-	int			i;
+	int			i = 0; // warning: ‘i’ may be used uninitialized in this function
 	pbool shared=false;
 	pbool isstatic=defaultstatic;
 	pbool externfnc=false;

engine/qclib/qcc_pr_lex.c

@@ -231,8 +231,8 @@ pbool QCC_PR_SimpleGetToken (void);
 int ParsePrecompilerIf(void)
 {
 	CompilerConstant_t *c;
-	int eval;
+	int eval = 0;
-	char *start = pr_file_p;
+	//char *start = pr_file_p; //warning: unused variable âstartâ
 	if (!QCC_PR_SimpleGetToken())
 	{
 		if (*pr_file_p == '(')
@@ -830,7 +830,7 @@ pbool QCC_PR_Precompiler(void)
 			{
 	#define MAXSOURCEFILESLIST 8
 	extern char sourcefileslist[MAXSOURCEFILESLIST][1024];
-	extern int currentsourcefile;
+	//extern int currentsourcefile; // warning: unused variable âcurrentsourcefileâ
 	extern int numsourcefiles;
 
 				int i;

engine/qclib/qccmain.c

@@ -278,6 +278,7 @@ void QCC_BspModels (void)
 	char	*m;
 	char	cmd[1024];
 	char	name[256];
+	size_t result;
 
 	p = QCC_CheckParm ("-bspmodels");
 	if (!p)
@@ -294,7 +295,7 @@ void QCC_BspModels (void)
 		strcpy (name, m);
 		name[strlen(m)-4] = 0;
 		sprintf (cmd, "qbsp %s/%s ; light -extra %s/%s", gamedir, name, gamedir, name);
-		system (cmd);
+		result = system (cmd); // do something with the result
 	}
 }
 

engine/server/pr_cmds.c

@@ -520,7 +520,7 @@ void PR_LoadGlabalStruct(void)
 	static float writeonly;
 	static float dimension_send_default;
 	static float zero_default;
-	static vec3_t vecwriteonly;
+	//static vec3_t vecwriteonly; // 523:16: warning: unused variable ‘vecwriteonly’
 	int i;
 	int *v;
 	nqglobalvars_t *pr_globals = pr_nqglobal_struct;
@@ -3580,6 +3580,8 @@ void QCBUILTIN PF_precache_vwep_model (progfuncs_t *prinst, struct globalvars_s
 	}
 }
 
+// warning: ‘PF_svcoredump’ defined but not used
+/*
 static void QCBUILTIN PF_svcoredump (progfuncs_t *prinst, struct globalvars_s *pr_globals)
 {
 	int size = 1024*1024*8;
@@ -3588,6 +3590,7 @@ static void QCBUILTIN PF_svcoredump (progfuncs_t *prinst, struct globalvars_s *p
 	COM_WriteFile("ssqccore.txt", buffer, size);
 	BZ_Free(buffer);
 }
+*/
 
 static void QCBUILTIN PF_sv_movetogoal (progfuncs_t *prinst, struct globalvars_s *pr_globals)
 {
@@ -5044,6 +5047,8 @@ static void QCBUILTIN PF_newstring(progfuncs_t *prinst, struct globalvars_s *pr_
 	RETURN_SSTRING(s+8);
 }
 
+// warning: ‘PF_strcatp’ defined but not used
+/*
 static void QCBUILTIN PF_strcatp(progfuncs_t *prinst, struct globalvars_s *pr_globals)
 {
 	char *buf = PR_GetStringOfs(prinst, OFS_PARM0); char *add = PR_GetStringOfs(prinst, OFS_PARM1);
@@ -5066,7 +5071,10 @@ static void QCBUILTIN PF_strcatp(progfuncs_t *prinst, struct globalvars_s *pr_gl
 
 	G_INT(OFS_RETURN) = G_INT(OFS_PARM0);
 }
+*/
 
+// warning: ‘PF_redstring’ defined but not used
+/*
 static void QCBUILTIN PF_redstring(progfuncs_t *prinst, struct globalvars_s *pr_globals)
 {
 	char *string = PR_GetStringOfs(prinst, OFS_PARM0), *s;
@@ -5078,6 +5086,7 @@ static void QCBUILTIN PF_redstring(progfuncs_t *prinst, struct globalvars_s *pr_
 
 	RETURN_TSTRING(buf);
 }
+*/
 
 #ifdef SVCHAT
 void SV_Chat(char *filename, float starttag, edict_t *edict);

engine/server/sv_phys.c

@@ -75,11 +75,12 @@ extern cvar_t sv_nomsec;
 
 static void SV_Physics_Toss (edict_t *ent);
 
+// warning: ‘SV_CheckAllEnts’ defined but not used
 /*
 ================
 SV_CheckAllEnts
 ================
-*/
+
 static void SV_CheckAllEnts (void)
 {
 	int			e;
@@ -102,6 +103,7 @@ static void SV_CheckAllEnts (void)
 			Con_Printf ("entity in invalid position\n");
 	}
 }
+*/
 
 /*
 ================
@@ -1376,6 +1378,7 @@ static void SV_WallFriction (edict_t *ent, trace_t *trace)
 	ent->v->velocity[1] = side[1] * (1 + d);
 }
 
+// warning: ‘SV_TryUnstick’ defined but not used
 /*
 =====================
 SV_TryUnstick
@@ -1387,7 +1390,7 @@ Try fixing by pushing one pixel in each direction.
 
 This is a hack, but in the interest of good gameplay...
 ======================
-*/
+
 static int SV_TryUnstick (edict_t *ent, vec3_t oldvel)
 {
 	int		i;
@@ -1436,6 +1439,7 @@ static int SV_TryUnstick (edict_t *ent, vec3_t oldvel)
 	VectorClear (ent->v->velocity);
 	return 7;		// still not moving
 }
+*/
 
 /*
 =====================
@@ -1797,7 +1801,7 @@ SV_RunEntity
 void SV_RunEntity (edict_t *ent)
 {
 	edict_t	*movechain;
-	vec3_t	initial_origin,initial_angle;
+	vec3_t	initial_origin = {0},initial_angle = {0}; // warning: ‘initial_?[?]’ may be used uninitialized in this function
 
 	if (ent->entnum > 0 && ent->entnum <= sv.allocated_client_slots)
 	{	//a client woo.

engine/server/sv_rankin.c

@@ -36,9 +36,14 @@ char rank_cvargroup[] = "server rankings";
 void inline READ_PLAYERSTATS(int x, rankstats_t *os)
 {
 	int i;
+	size_t result;
 
 	fseek(rankfile, sizeof(rankfileheader_t)+sizeof(rankheader_t)+((x-1)*sizeof(rankinfo_t)), SEEK_SET);
-	fread(os, sizeof(rankstats_t), 1, rankfile);
+	result = fread(os, sizeof(rankstats_t), 1, rankfile);
+
+	// ignoring return value of ‘fread’, declared with attribute warn_unused_result
+	if (result != 1)
+		fprintf(stderr, "fread() error in READ_PLAYERSTATS\n");
 
 	os->kills = swaplong(os->kills);
 	os->deaths = swaplong(os->deaths);
@@ -73,9 +78,15 @@ void inline WRITE_PLAYERSTATS(int x, rankstats_t *os)
 
 void inline READ_PLAYERHEADER(int x, rankheader_t *oh)
 {
+	size_t result;
+
 	fseek(rankfile, sizeof(rankfileheader_t)+((x-1)*sizeof(rankinfo_t)), SEEK_SET);
 
-	fread(oh, sizeof(rankheader_t), 1, rankfile);
+	result = fread(oh, sizeof(rankheader_t), 1, rankfile);
+
+	// ignoring return value of ‘fread’, declared with attribute warn_unused_result
+	if (result != 1)
+		fprintf(stderr, "fread() error in WRITE_PLAYERSTATS\n");
 
 	oh->prev = swaplong(oh->prev);		//score is held for convineance.
 	oh->next = swaplong(oh->next);
@@ -125,6 +136,7 @@ void inline WRITEHEADER(void)
 qboolean Rank_OpenRankings(void)
 {
 	char syspath[MAX_OSPATH];
+	size_t result;
 	qboolean created;
 	if (!rankfile)
 	{
@@ -150,7 +162,11 @@ qboolean Rank_OpenRankings(void)
 		memset(&rankfileheader, 0, sizeof(rankfileheader));
 
 		fseek(rankfile, 0, SEEK_SET);
-		fread(&rankfileheader, sizeof(rankfileheader_t), 1, rankfile);
+		result = fread(&rankfileheader, sizeof(rankfileheader_t), 1, rankfile);
+
+		// ignoring return value of ‘fread’, declared with attribute warn_unused_result
+		if (result != 1)
+			fprintf(stderr, "fread() error in Rank_OpenRankings\n");
 
 		rankfileheader.version		= swaplong(rankfileheader.version);
 		rankfileheader.usedslots	= swaplong(rankfileheader.usedslots);

engine/server/sv_sys_unix.c

@@ -104,6 +104,7 @@ int Sys_DebugLog(char *file, char *fmt, ...)
 	va_list argptr;
 	char data[1024];
 	int fd;
+	size_t result;
 
 	va_start(argptr, fmt);
 	_vsnprintf (data,sizeof(data)-1, fmt, argptr);
@@ -115,7 +116,7 @@ int Sys_DebugLog(char *file, char *fmt, ...)
 	fd = open(file, O_WRONLY | O_CREAT | O_APPEND, 0666);
 	if (fd)
 	{
-		write(fd, data, strlen(data));
+		result = write(fd, data, strlen(data)); // do something with the result
 		close(fd);
 		return 0;
 	}
@@ -825,10 +826,11 @@ void *Sys_GetGameAPI(void *parms)
 	char curpath[MAX_OSPATH];
 	char *searchpath;
 	const char *gamename = "gamei386.so";
+	size_t result;
 
 	void *ret;
 
-	getcwd(curpath, sizeof(curpath));
+	result = getcwd(curpath, sizeof(curpath)); // do soemthing with the result
 
 	searchpath = 0;
 	while((searchpath = COM_NextPath(searchpath)))

engine/server/sv_user.c

@@ -968,7 +968,7 @@ void SV_Modellist_f (void)
 	{
 		char mname[MAX_QPATH];
 		char vweaplist[1024] = "//vwep";
-		int pos = strlen(vweaplist);
+		//int pos = strlen(vweaplist); // warning: unused variable ‘pos’
 
 		for (i = 0; sv.strings.vw_model_precache[i]; i++)
 		{

engine/server/svq3_game.c

@@ -2573,6 +2573,11 @@ void SVQ3_SendGameState(client_t *client)
 			}
 		}
 		break;
+	// warning: enumeration value GT_? not handled in switch
+	case GT_HALFLIFE:
+	case GT_QUAKE2:
+	case GT_MAX:
+		break;
 	}
 
 	// write svc_eom command