4 #if defined (__GNUC__) || defined (__clang__) || defined (__TINYC__)
5 #define DP_GCC_COMPATIBLE
8 #if (__GNUC__ > 2) || defined (__clang__) || (__TINYC__)
9 #define DP_FUNC_PRINTF(n) __attribute__ ((format (printf, n, n+1)))
10 #define DP_FUNC_PURE __attribute__ ((pure))
11 #define DP_FUNC_NORETURN __attribute__ ((noreturn))
13 #define DP_FUNC_PRINTF(n)
15 #define DP_FUNC_NORETURN
18 #ifdef DP_GCC_COMPATIBLE
19 #define Q_typeof(var) typeof(var)
21 #define Q_typeof(var) decltype(var)
24 #define MAX_NUM_ARGVS 50
27 #define MAX_INPUTLINE 1024
28 #define CON_TEXTSIZE 16384
29 #define CON_MAXLINES 256
30 #define HIST_TEXTSIZE 2048
31 #define HIST_MAXLINES 16
32 #define MAX_ALIAS_NAME 32
33 #define CMDBUFSIZE 131072
36 #define NET_MAXMESSAGE 65536
37 #define MAX_PACKETFRAGMENT 1024
38 #define MAX_EDICTS 4096
39 #define MAX_MODELS 1024
40 #define MAX_SOUNDS 1024
41 #define MAX_LIGHTSTYLES 64
42 #define MAX_STYLESTRING 16
43 #define MAX_SCOREBOARD 32
44 #define MAX_SCOREBOARDNAME 128
45 #define MAX_USERINFO_STRING 196
46 #define MAX_SERVERINFO_STRING 512
47 #define MAX_LOCALINFO_STRING 1 // not actually used by DP servers
48 #define CL_MAX_USERCMDS 32
49 #define CVAR_HASHSIZE 1024
50 #define M_MAX_EDICTS 4096
52 #define MAX_DEMONAME 16
53 #define MAX_SAVEGAMES 12
54 #define SAVEGAME_COMMENT_LENGTH 39
55 #define MAX_CLIENTNETWORKEYES 2
56 #define MAX_LEVELNETWORKEYES 0 // no portal support
57 #define MAX_OCCLUSION_QUERIES 256
59 #define CRYPTO_HOSTKEY_HASHSIZE 256
60 #define MAX_NETWM_ICON 1026 // one 32x32
62 #define MAX_WATERPLANES 2
63 #define MAX_CUBEMAPS 1024
64 #define MAX_EXPLOSIONS 8
65 #define MAX_DLIGHTS 16
66 #define MAX_CACHED_PICS 2048 // this is 144 bytes each (or 152 on 64bit)
67 #define CACHEPICHASHSIZE 256
68 #define MAX_PARTICLEEFFECTNAME 256
69 #define MAX_PARTICLEEFFECTINFO 1024
70 #define MAX_PARTICLETEXTURES 256
72 #define MAX_DYNAMIC_TEXTURE_COUNT 2
73 #define MAX_MAP_LEAFS 8192
76 #define MAX_DYNAMIC_CHANNELS 64
77 #define MAX_CHANNELS 260
78 #define MODLIST_TOTALSIZE 32
79 #define MAX_FAVORITESERVERS 32
80 #define MAX_DECALSYSTEM_QUEUE 64
81 #define PAINTBUFFER_SIZE 512
82 #define MAX_BINDMAPS 8
83 #define MAX_PARTICLES_INITIAL 8192
84 #define MAX_PARTICLES 8192
85 #define MAX_ENTITIES_INITIAL 256
86 #define MAX_STATICENTITIES 256
87 #define MAX_EFFECTS 16
89 #define MAX_TEMPENTITIES 256
90 #define SERVERLIST_TOTALSIZE 1024
91 #define SERVERLIST_ANDMASKCOUNT 5
92 #define SERVERLIST_ORMASKCOUNT 5
94 #define MAX_INPUTLINE 16384 ///< maximum length of console commandline, QuakeC strings, and many other text processing buffers
95 #define CON_TEXTSIZE 1048576 ///< max scrollback buffer characters in console
96 #define CON_MAXLINES 16384 ///< max scrollback buffer lines in console
97 #define HIST_TEXTSIZE 262144 ///< max command history buffer characters in console
98 #define HIST_MAXLINES 4096 ///< max command history buffer lines in console
99 #define MAX_ALIAS_NAME 32
100 #define CMDBUFSIZE 655360 ///< maximum script size that can be loaded by the exec command (8192 in Quake)
101 #define MAX_ARGS 80 ///< maximum number of parameters to a console command or alias
103 #define NET_MAXMESSAGE 65536 ///< max reliable packet size (sent as multiple fragments of MAX_PACKETFRAGMENT)
104 #define MAX_PACKETFRAGMENT 1024 ///< max length of packet fragment
105 #define MAX_EDICTS 32768 ///< max number of objects in game world at once (32768 protocol limit)
106 #define MAX_MODELS 8192 ///< max number of models loaded at once (including during level transitions)
107 #define MAX_SOUNDS 4096 ///< max number of sounds loaded at once
108 #define MAX_LIGHTSTYLES 256 ///< max flickering light styles in level (note: affects savegame format)
109 #define MAX_STYLESTRING 64 ///< max length of flicker pattern for light style
110 #define MAX_SCOREBOARD 255 ///< max number of players in game at once (255 protocol limit)
111 #define MAX_SCOREBOARDNAME 128 ///< max length of player name in game
112 #define MAX_USERINFO_STRING 1280 ///< max length of infostring for PROTOCOL_QUAKEWORLD (196 in QuakeWorld)
113 #define MAX_SERVERINFO_STRING 1280 ///< max length of server infostring for PROTOCOL_QUAKEWORLD (512 in QuakeWorld)
114 #define MAX_LOCALINFO_STRING 32768 ///< max length of server-local infostring for PROTOCOL_QUAKEWORLD (32768 in QuakeWorld)
115 #define CL_MAX_USERCMDS 128 ///< max number of predicted input packets in queue
116 #define CVAR_HASHSIZE 65536 ///< number of hash buckets for accelerating cvar name lookups
117 #define M_MAX_EDICTS 32768 ///< max objects in menu vm
118 #define MAX_DEMOS 8 ///< max demos provided to demos command
119 #define MAX_DEMONAME 16 ///< max demo name length for demos command
120 #define MAX_SAVEGAMES 12 ///< max savegames listed in savegame menu
121 #define SAVEGAME_COMMENT_LENGTH 39 ///< max comment length of savegame in menu
122 #define MAX_CLIENTNETWORKEYES 16 ///< max number of locations that can be added to pvs when culling network entities (must be at least 2 for prediction)
123 #define MAX_LEVELNETWORKEYES 512 ///< max number of locations that can be added to pvs when culling network entities (must be at least 2 for prediction)
124 #define MAX_OCCLUSION_QUERIES 4096 ///< max number of query objects that can be used in one frame
126 #define CRYPTO_HOSTKEY_HASHSIZE 8192 ///< number of hash buckets for accelerating host key lookups
127 #define MAX_NETWM_ICON 352822 // 16x16, 22x22, 24x24, 32x32, 48x48, 64x64, 128x128, 256x256, 512x512
129 #define MAX_WATERPLANES 16 ///< max number of water planes visible (each one causes additional view renders)
130 #define MAX_CUBEMAPS 1024 ///< max number of cubemap textures loaded for light filters
131 #define MAX_EXPLOSIONS 64 ///< max number of explosion shell effects active at once (not particle related)
132 #define MAX_DLIGHTS 256 ///< max number of dynamic lights (rocket flashes, etc) in scene at once
133 #define MAX_CACHED_PICS 2048 ///< max number of 2D pics loaded at once
134 #define CACHEPICHASHSIZE 256 ///< number of hash buckets for accelerating 2D pic name lookups
135 #define MAX_PARTICLEEFFECTNAME 4096 ///< maximum number of unique names of particle effects (for particleeffectnum)
136 #define MAX_PARTICLEEFFECTINFO 8192 ///< maximum number of unique particle effects (each name may associate with several of these)
137 #define MAX_PARTICLETEXTURES 256 ///< maximum number of unique particle textures in the particle font
138 #define MAXCLVIDEOS 65 ///< maximum number of video streams being played back at once (1 is reserved for the playvideo command)
139 #define MAX_DYNAMIC_TEXTURE_COUNT 64 ///< maximum number of dynamic textures (web browsers, playvideo, etc)
140 #define MAX_MAP_LEAFS 65536 ///< maximum number of BSP leafs in world (8192 in Quake)
142 #define MAXTRACKS 256 ///< max CD track index
143 // 0 to NUM_AMBIENTS - 1 = water, etc
144 // NUM_AMBIENTS to NUM_AMBIENTS + MAX_DYNAMIC_CHANNELS - 1 = normal entity sounds
145 // NUM_AMBIENTS + MAX_DYNAMIC_CHANNELS to total_channels = static sounds
146 #define MAX_DYNAMIC_CHANNELS 512
147 #define MAX_CHANNELS (8192 + 4)
148 #define MODLIST_TOTALSIZE 256
149 #define MAX_FAVORITESERVERS 256
150 #define MAX_DECALSYSTEM_QUEUE 1024
151 #define PAINTBUFFER_SIZE 2048
152 #define MAX_BINDMAPS 8
153 #define MAX_PARTICLES_INITIAL 8192 ///< initial allocation for cl.particles
154 #define MAX_PARTICLES 1048576 ///< upper limit on cl.particles size
155 #define MAX_ENTITIES_INITIAL 256 ///< initial size of cl.entities
156 #define MAX_STATICENTITIES 4096 ///< limit on size of cl.static_entities
157 #define MAX_EFFECTS 256 ///< limit on size of cl.effects
158 #define MAX_BEAMS 256 ///< limit on size of cl.beams
159 #define MAX_TEMPENTITIES 4096 ///< max number of temporary models visible per frame (certain sprite effects, certain types of CSQC entities also use this)
160 #define SERVERLIST_TOTALSIZE 2048 ///< max servers in the server list
161 #define SERVERLIST_ANDMASKCOUNT 16 ///< max items in server list AND mask
162 #define SERVERLIST_ORMASKCOUNT 16 ///< max items in server list OR mask
166 #define CMD_TOKENIZELENGTH (MAX_INPUTLINE + MAX_ARGS) ///< maximum tokenizable commandline length (counting trailing 0)
169 #define MAX_QPATH 128 ///< max length of a quake game pathname
171 #define MAX_OSPATH PATH_MAX
173 #define MAX_OSPATH MAX_PATH
175 #define MAX_OSPATH 1024 ///< max length of a filesystem pathname
178 #define ON_EPSILON 0.1 ///< point on plane side epsilon
180 #define NET_MINRATE 1000 ///< limits "rate" and "sv_maxrate" cvars
182 // In Quake, any char in 0..32 counts as whitespace
183 //#define ISWHITESPACE(ch) ((unsigned char) ch <= (unsigned char) ' ')
184 #define ISWHITESPACE(ch) (!(ch) || (ch) == ' ' || (ch) == '\t' || (ch) == '\r' || (ch) == '\n')
185 #define ISCOMMENT(ch, pos) ch[pos] == '/' && ch[pos + 1] == '/' && (pos == 0 || ISWHITESPACE(ch[pos - 1]))
186 // This also includes extended characters, and ALL control chars
187 #define ISWHITESPACEORCONTROL(ch) ((signed char) (ch) <= (signed char) ' ')
190 #define FLOAT_IS_TRUE_FOR_INT(x) ((x) & 0x7FFFFFFFFFFFFFFF) // also match "negative zero" doubles of value 0x8000000000000000
191 #define FLOAT_LOSSLESS_FORMAT "%.17g"
192 #define VECTOR_LOSSLESS_FORMAT "%.17g %.17g %.17g"
194 #define FLOAT_IS_TRUE_FOR_INT(x) ((x) & 0x7FFFFFFF) // also match "negative zero" floats of value 0x80000000
195 #define FLOAT_LOSSLESS_FORMAT "%.9g"
196 #define VECTOR_LOSSLESS_FORMAT "%.9g %.9g %.9g"
199 // originally this was _MSC_VER
200 // but here we want to test the system libc, which on win32 is borked, and NOT the compiler
202 #define INT_LOSSLESS_FORMAT_SIZE "I64"
203 #define INT_LOSSLESS_FORMAT_CONVERT_S(x) ((__int64)(x))
204 #define INT_LOSSLESS_FORMAT_CONVERT_U(x) ((unsigned __int64)(x))
206 #define INT_LOSSLESS_FORMAT_SIZE "j"
207 #define INT_LOSSLESS_FORMAT_CONVERT_S(x) ((intmax_t)(x))
208 #define INT_LOSSLESS_FORMAT_CONVERT_U(x) ((uintmax_t)(x))
211 // simple safe library to handle integer overflows when doing buffer size calculations
213 // - calculate data size using INTOVERFLOW_??? macros
214 // - compare: calculated-size <= INTOVERFLOW_NORMALIZE(buffersize)
216 // - all overflows (values > INTOVERFLOW_MAX) and errors are mapped to INTOVERFLOW_MAX
217 // - if any input of an operation is INTOVERFLOW_MAX, INTOVERFLOW_MAX will be returned
218 // - otherwise, regular arithmetics apply
220 #define INTOVERFLOW_MAX 2147483647
222 #define INTOVERFLOW_ADD(a,b) (((a) < INTOVERFLOW_MAX && (b) < INTOVERFLOW_MAX && (a) < INTOVERFLOW_MAX - (b)) ? ((a) + (b)) : INTOVERFLOW_MAX)
223 #define INTOVERFLOW_SUB(a,b) (((a) < INTOVERFLOW_MAX && (b) < INTOVERFLOW_MAX && (b) <= (a)) ? ((a) - (b)) : INTOVERFLOW_MAX)
224 #define INTOVERFLOW_MUL(a,b) (((a) < INTOVERFLOW_MAX && (b) < INTOVERFLOW_MAX && (a) < INTOVERFLOW_MAX / (b)) ? ((a) * (b)) : INTOVERFLOW_MAX)
225 #define INTOVERFLOW_DIV(a,b) (((a) < INTOVERFLOW_MAX && (b) < INTOVERFLOW_MAX && (b) > 0) ? ((a) / (b)) : INTOVERFLOW_MAX)
227 #define INTOVERFLOW_NORMALIZE(a) (((a) < INTOVERFLOW_MAX) ? (a) : (INTOVERFLOW_MAX - 1))