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2 | // cfperl.h perl interface |
2 | // cfperl.h perl interface |
3 | // |
3 | // |
4 | #ifndef CFPERL_H__ |
4 | #ifndef CFPERL_H__ |
5 | #define CFPERL_H__ |
5 | #define CFPERL_H__ |
6 | |
6 | |
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7 | #include <cstdarg> |
7 | #include <cstdio> |
8 | #include <cstdio> |
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9 | #include <bitset> |
8 | |
10 | |
9 | using namespace std; |
11 | using namespace std; |
10 | |
12 | |
11 | #include <EXTERN.h> |
13 | #include <EXTERN.h> |
12 | #include <perl.h> |
14 | #include <perl.h> |
13 | #include <XSUB.h> |
15 | #include <XSUB.h> |
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16 | |
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17 | #include <EventAPI.h> |
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18 | #include <CoroAPI.h> |
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19 | |
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20 | #include "util.h" |
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21 | #include "keyword.h" |
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22 | #include "dynbuf.h" |
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23 | #include "callback.h" |
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24 | |
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25 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
14 | |
26 | |
15 | // optimisations/workaround for functions requiring my_perl in scope (anti-bloat) |
27 | // optimisations/workaround for functions requiring my_perl in scope (anti-bloat) |
16 | #undef localtime |
28 | #undef localtime |
17 | #undef srand48 |
29 | #undef srand48 |
18 | #undef drand48 |
30 | #undef drand48 |
… | |
… | |
21 | #undef getprotobyname |
33 | #undef getprotobyname |
22 | #undef gethostbyname |
34 | #undef gethostbyname |
23 | #undef ctime |
35 | #undef ctime |
24 | #undef strerror |
36 | #undef strerror |
25 | |
37 | |
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38 | // same here, massive symbol spamming |
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39 | #undef do_open |
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40 | #undef do_close |
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41 | #undef ref |
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42 | #undef seed |
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43 | |
26 | // perl bug #40256: perl does overwrite those with reentrant versions |
44 | // perl bug #40256: perl does overwrite those with reentrant versions |
27 | // but does not initialise their state structures. |
45 | // but does not initialise their state structures. |
28 | #undef random |
46 | #undef random |
29 | #undef crypt |
47 | #undef crypt |
30 | |
48 | |
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49 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
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50 | |
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51 | // some macros to simplify perl in-calls |
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52 | |
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53 | #define CHECK_ERROR \ |
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54 | if (SvTRUE (ERRSV)) \ |
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55 | LOG (llevError, "runtime error in %s: %s\n", __func__, SvPVutf8_nolen (ERRSV)); |
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56 | |
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57 | #define CALL_BEGIN(args) dSP; ENTER; SAVETMPS; PUSHMARK (SP); EXTEND (SP, args) |
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58 | #define CALL_ARG_SV(sv) PUSHs (sv_2mortal (sv)) // separate because no refcount inc |
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59 | #define CALL_ARG(expr) PUSHs (sv_2mortal (to_sv (expr))) |
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60 | #define CALL_CALL(name, flags) PUTBACK; int count = call_pv (name, (flags) | G_EVAL); SPAGAIN; |
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61 | #define CALL_END CHECK_ERROR; FREETMPS; LEAVE |
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62 | |
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63 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
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64 | |
31 | void cfperl_init (); |
65 | void cfperl_init (); |
32 | void cfperl_main (); |
66 | void cfperl_main (); |
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67 | void cfperl_emergency_save (); |
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68 | void cfperl_cleanup (int make_core); |
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69 | void cfperl_make_book (object *book, int level); |
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70 | |
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71 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
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72 | |
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73 | // virtual server time, excluding time jumps and lag |
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74 | extern double runtime; |
33 | |
75 | |
34 | enum event_klass |
76 | enum event_klass |
35 | { |
77 | { |
36 | KLASS_NONE, |
78 | KLASS_NONE, |
37 | KLASS_GLOBAL, |
79 | KLASS_GLOBAL, |
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80 | KLASS_ATTACHABLE, |
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81 | KLASS_CLIENT, |
38 | KLASS_PLAYER, |
82 | KLASS_PLAYER, |
39 | KLASS_OBJECT, |
83 | KLASS_OBJECT, |
40 | KLASS_MAP, |
84 | KLASS_MAP, |
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85 | KLASS_COMMAND, |
41 | }; |
86 | }; |
42 | |
87 | |
43 | enum event_type |
88 | enum event_type |
44 | { |
89 | { |
45 | # define def(klass,name) EVENT_ ## klass ## _ ## name, |
90 | # define def(klass,name) EVENT_ ## klass ## _ ## name, |
46 | # include "eventinc.h" |
91 | # include "eventinc.h" |
47 | # undef def |
92 | # undef def |
48 | NUM_EVENT_TYPES |
93 | NUM_EVENT_TYPES |
49 | }; |
94 | }; |
50 | |
95 | |
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96 | // in which global events or per-type events are we interested |
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97 | extern bitset<NUM_EVENT_TYPES> ev_want_event; |
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98 | extern bitset<NUM_TYPES> ev_want_type; |
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99 | |
51 | #define ARG_AV(o) DT_AV , static_cast<AV *> (o) |
100 | #define ARG_AV(o) DT_AV , static_cast<AV *> (o) |
52 | #define ARG_INT(v) DT_INT , static_cast<int> (v) |
101 | #define ARG_INT(v) DT_INT , static_cast<int> (v) |
53 | #define ARG_INT64(v) DT_INT64 , static_cast<sint64> (v) |
102 | #define ARG_INT64(v) DT_INT64 , static_cast<sint64> (v) |
54 | #define ARG_DOUBLE(v) DT_DOUBLE, static_cast<double> (v) |
103 | #define ARG_DOUBLE(v) DT_DOUBLE, static_cast<double> (v) |
55 | #define ARG_STRING(v) DT_STRING, static_cast<const char *> (v) |
104 | #define ARG_STRING(v) DT_STRING, static_cast<const char *> (v) |
56 | #define ARG_DATA(s,l) DT_DATA , static_cast<const void *> (s), (l) |
105 | #define ARG_DATA(s,l) DT_DATA , static_cast<const void *> (s), int (l) |
57 | #define ARG_OBJECT(o) DT_OBJECT, (void *)static_cast<struct object *> (o) |
106 | #define ARG_OBJECT(o) DT_OBJECT, (void *)(static_cast<object *> (o)) |
58 | #define ARG_MAP(o) DT_MAP , (void *)static_cast<struct mapstruct *> (o) |
107 | #define ARG_MAP(o) DT_MAP , (void *)(static_cast<maptile *> (o)) |
59 | #define ARG_PLAYER(o) DT_PLAYER, (void *)static_cast<struct pl *> (o) |
108 | #define ARG_PLAYER(o) DT_PLAYER, (void *)(static_cast<player *> (o)) |
60 | #define ARG_ARCH(o) DT_ARCH , (void *)static_cast<struct archetype *> (o) |
109 | #define ARG_ARCH(o) DT_ARCH , (void *)(static_cast<archetype *> (o)) |
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110 | #define ARG_CLIENT(o) DT_CLIENT, (void *)(static_cast<client *> (o)) |
61 | #define ARG_PARTY(o) DT_PARTY , (void *)static_cast<struct party *> (o) |
111 | #define ARG_PARTY(o) DT_PARTY , (void *)(static_cast<party *> (o)) |
62 | #define ARG_REGION(o) DT_REGION, (void *)static_cast<struct region *> (o) |
112 | #define ARG_REGION(o) DT_REGION, (void *)(static_cast<region *> (o)) |
63 | |
113 | |
64 | // the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension |
114 | // the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension |
65 | |
115 | #define INVOKE(obj,event, ...) (expect_false ((obj)->should_invoke (event)) ? (obj)->invoke (event, ## __VA_ARGS__, DT_END) : 0) |
66 | // all these return true when the normal event processing should be skipped (if any) |
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67 | #define INVOKE_(event, ...) cfperl_invoke (event, ## __VA_ARGS__, DT_END) |
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68 | |
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69 | #define INVOKE(klass, event, ...) INVOKE_(EVENT_ ## klass ## _ ## event, ## __VA_ARGS__) |
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70 | #define INVOKE_GLOBAL(event, ...) INVOKE_(EVENT_ ## GLOBAL ## _ ## event, ## __VA_ARGS__) |
116 | #define INVOKE_GLOBAL(event, ...) INVOKE (&gbl_ev, EVENT_ ## GLOBAL ## _ ## event, ## __VA_ARGS__) |
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117 | #define INVOKE_ATTACHABLE(event, obj, ...) INVOKE (obj , EVENT_ ## ATTACHABLE ## _ ## event, ## __VA_ARGS__) |
71 | #define INVOKE_OBJECT(event, op, ...) INVOKE_(EVENT_ ## OBJECT ## _ ## event, ARG_OBJECT (op), ## __VA_ARGS__) |
118 | #define INVOKE_OBJECT(event, obj, ...) INVOKE (obj , EVENT_ ## OBJECT ## _ ## event, ## __VA_ARGS__) |
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119 | #define INVOKE_CLIENT(event, obj, ...) INVOKE (obj , EVENT_ ## CLIENT ## _ ## event, ## __VA_ARGS__) |
72 | #define INVOKE_PLAYER(event, pl, ...) INVOKE_(EVENT_ ## PLAYER ## _ ## event, ARG_PLAYER (pl), ## __VA_ARGS__) |
120 | #define INVOKE_PLAYER(event, obj, ...) INVOKE (obj , EVENT_ ## PLAYER ## _ ## event, ## __VA_ARGS__) |
73 | #define INVOKE_MAP(event, map, ...) INVOKE_(EVENT_ ## MAP ## _ ## event, ARG_MAP (map) , ## __VA_ARGS__) |
121 | #define INVOKE_MAP(event, obj, ...) INVOKE (obj , EVENT_ ## MAP ## _ ## event, ## __VA_ARGS__) |
74 | |
122 | |
75 | //TODO should index into @result |
123 | //TODO should index into @result |
76 | #define RESULT(idx,type) cfperl_result_ ## type (idx) |
124 | #define RESULT(idx,type) cfperl_result_ ## type (idx) |
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125 | #define RESULT_DOUBLE(idx) RESULT(idx, DOUBLE) |
77 | #define RESULT_INT(idx) RESULT(idx, INT) |
126 | #define RESULT_INT(idx) RESULT(idx, INT) |
78 | |
127 | |
79 | bool cfperl_invoke (event_type event, ...); |
128 | double cfperl_result_DOUBLE (int idx); |
80 | int cfperl_result_INT (int idx); |
129 | int cfperl_result_INT (int idx); |
81 | |
130 | |
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131 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
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132 | |
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133 | INTERFACE_CLASS (attachable) |
82 | struct attachable_base |
134 | struct attachable |
83 | { |
135 | { |
84 | SV *self; |
136 | static MGVTBL vtbl; |
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137 | |
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138 | static unordered_vector<attachable *> mortals; |
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139 | MTH static void check_mortals (); |
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140 | |
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141 | enum { |
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142 | F_DESTROYED = 0x01, |
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143 | F_DEBUG_TRACE = 0x02, |
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144 | }; |
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145 | |
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146 | // object is delete'd after the refcount reaches 0 |
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147 | int ACC (RW, flags); |
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148 | mutable int ACC (RW, refcnt); |
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149 | |
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150 | MTH void refcnt_inc () const { ++refcnt; } |
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151 | MTH void refcnt_dec () const { --refcnt; } |
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152 | |
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153 | MTH int refcnt_cnt () const; |
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154 | // check wether the object has died and destroy |
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155 | MTH void refcnt_chk () { if (refcnt <= 0) do_check (); } |
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156 | |
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157 | // destroy the object unless it was already destroyed |
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158 | // this politely asks everybody interested the reduce |
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159 | // the refcount to 0 as soon as possible. |
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160 | MTH void destroy (); |
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161 | |
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162 | // return wether an object was destroyed already |
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163 | MTH bool destroyed () const { return flags & F_DESTROYED; } |
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164 | |
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165 | virtual void gather_callbacks (AV *&callbacks, event_type event) const; |
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166 | |
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167 | #if 0 |
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168 | private: |
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169 | static refcounted *rc_first; |
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170 | refcounted *rc_next; |
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171 | #endif |
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172 | |
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173 | HV *self; // CF+ perl self |
85 | AV *cb; // CF+ perl self and callback |
174 | AV *cb; // CF+ callbacks |
86 | shstr attach; // generic extension attachment information |
175 | shstr attach; // generic extension attachment information |
87 | |
176 | |
88 | void clear (); // called when free'ing objects |
177 | void sever_self (); // sever this object from its self, if it has one. |
89 | void optimise (); // possibly save some memory by destroying unneeded data |
178 | void optimise (); // possibly save some memory by destroying unneeded data |
90 | void instantiate (data_type type, void *obj); |
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91 | |
179 | |
92 | void attachable_clear () |
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93 | { |
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94 | self = 0; |
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95 | cb = 0; |
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96 | attach = 0; |
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97 | } |
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98 | |
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99 | attachable_base () |
180 | attachable () |
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181 | : flags (0), refcnt (0), self (0), cb (0), attach (0) |
100 | { |
182 | { |
101 | attachable_clear (); |
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102 | } |
183 | } |
103 | |
184 | |
104 | ~attachable_base () |
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105 | { |
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106 | clear (); |
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107 | } |
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108 | |
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109 | attachable_base (const attachable_base &src) |
185 | attachable (const attachable &src) |
110 | : self (0), cb (0), attach (src.attach) |
186 | : flags (0), refcnt (0), self (0), cb (0), attach (src.attach) |
111 | { |
187 | { |
112 | } |
188 | } |
113 | |
189 | |
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190 | virtual ~attachable (); |
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191 | |
114 | attachable_base &operator = (const attachable_base &src) |
192 | attachable &operator =(const attachable &src); |
115 | { |
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116 | clear (); |
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117 | attach = src.attach; |
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118 | return *this; |
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119 | } |
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120 | }; |
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121 | |
193 | |
122 | // objects attachable from perl (or any other extension) should include or |
194 | // used to _quickly_ device wether to shortcut the evaluation |
123 | // derive using the curiously recurring template pattern, to avoid |
195 | bool should_invoke (event_type event) |
124 | // virtual method calls etc. |
196 | { |
125 | template<class subclass> |
197 | return ev_want_event [event] || cb; |
126 | struct attachable : attachable_base |
198 | } |
127 | { |
199 | |
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200 | bool invoke (event_type event, ...); |
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201 | |
128 | void instantiate () |
202 | MTH void instantiate (); |
129 | { |
203 | void reattach (); |
130 | if (attach) |
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131 | attachable_base::instantiate ((data_type) cftype<subclass>::dt, static_cast<subclass *>(this)); |
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132 | } |
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133 | }; |
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134 | |
204 | |
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205 | protected: |
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206 | // do the real refcount checking work |
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207 | void do_check (); |
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208 | |
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209 | // the method that does the real destroy work |
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210 | virtual void do_destroy (); |
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211 | }; |
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212 | |
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213 | // the global object is a pseudo object that cares for the global events |
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214 | struct global : attachable |
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215 | { |
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216 | void gather_callbacks (AV *&callbacks, event_type event) const; |
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217 | }; |
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218 | |
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219 | extern struct global gbl_ev; |
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220 | |
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221 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
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222 | |
135 | struct object_freezer : dynbuf |
223 | struct object_freezer : dynbuf_text |
136 | { |
224 | { |
137 | AV *av; |
225 | AV *av; |
138 | |
226 | |
139 | object_freezer (); |
227 | object_freezer (); |
140 | ~object_freezer (); |
228 | ~object_freezer (); |
141 | |
229 | |
142 | void put (attachable_base *ext); |
230 | void put (attachable *ext); |
143 | |
231 | |
144 | template<class subclass> |
232 | // used only for user-defined key-value pairs |
145 | void put (attachable<subclass> *obj) |
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146 | { |
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147 | put ((attachable_base *)obj); |
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148 | } |
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149 | |
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150 | //TODO//temporary |
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151 | void put (const char *k, const char *v) |
233 | void put (const shstr &k, const shstr &v) |
152 | { |
234 | { |
153 | add (k); |
235 | add (k); |
154 | |
236 | |
155 | if (v) |
237 | if (expect_true (v)) |
156 | add (' '), add (v); |
238 | add (' '), add (v); |
157 | |
239 | |
158 | add ('\n'); |
240 | add ('\n'); |
159 | } |
241 | } |
160 | |
242 | |
161 | //TODO//temporary |
243 | template<typename T> |
162 | void put (const char *k, int v) |
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163 | { |
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164 | add (k); |
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165 | add (' '); |
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166 | add (sint32 (v)); |
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167 | add ('\n'); |
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168 | } |
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169 | |
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170 | #if 1 |
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171 | void put (keyword k, const char *v) |
244 | void put_string (keyword k, const T &v) |
172 | { |
245 | { |
173 | int klen = keyword_len [k]; |
246 | int klen = keyword_len [k]; |
174 | int vlen = v ? strlen (v) + 1 : 0; |
247 | int vlen = v ? strlen (v) + 1 : 0; |
175 | |
248 | |
176 | char *p = (char *)alloc (klen + vlen + 1); |
249 | char *p = (char *)alloc (klen + vlen + 1); |
177 | |
250 | |
178 | memcpy (p, keyword_str [k], klen); p += klen; |
251 | memcpy (p, keyword_str [k], klen); p += klen; |
179 | |
252 | |
180 | if (v) |
253 | if (expect_true (v)) |
181 | { |
254 | { |
182 | *p++ = ' '; vlen--; //TODO//cf compatibility always add space |
255 | *p++ = ' '; vlen--; |
183 | memcpy (p, v, vlen); p += vlen; |
256 | memcpy (p, v, vlen); p += vlen; |
184 | } |
257 | } |
185 | |
258 | |
186 | *p = '\n'; |
259 | *p = '\n'; |
187 | } |
260 | } |
188 | #endif |
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189 | |
261 | |
190 | #if 0 |
262 | void put (keyword k, const char *v = 0) |
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263 | { |
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264 | put_string (k, v); |
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265 | } |
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266 | |
191 | void put (keyword k, const shstr &v) |
267 | void put (keyword k, const shstr &v) |
192 | { |
268 | { |
193 | int klen = keyword_len [k]; |
269 | put_string (k, v); |
194 | int vlen = v ? v.length () + 1 : 0; |
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195 | |
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196 | char *p = (char *)alloc (klen + vlen + 1); |
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197 | |
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198 | memcpy (p, keyword_str [k], klen); p += klen; |
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199 | |
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200 | if (v) |
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201 | { |
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202 | *p++ = ' '; vlen--; //TODO//cf compatibility always add space |
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203 | memcpy (p, v, vlen); p += vlen; |
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204 | } |
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205 | |
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206 | *p = '\n'; |
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207 | } |
270 | } |
208 | #endif |
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209 | |
271 | |
210 | void put (keyword k, double v) |
272 | void put (keyword k, double v) |
211 | { |
273 | { |
212 | char buf [128]; |
274 | force (MAX_KEYWORD_LEN + 2 + 32); |
213 | |
275 | fadd (keyword_str [k], keyword_len [k]); |
214 | snprintf (buf, 128, "%.7g", v); |
276 | fadd (' '); |
215 | |
277 | falloc (sprintf (ptr, "%.7g", v)); |
216 | put (k, (const char *)buf); |
278 | fadd ('\n'); |
217 | } |
279 | } |
218 | |
280 | |
219 | void put_(keyword k, sint64 v) |
281 | void put_(keyword k, sint64 v) |
220 | { |
282 | { |
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283 | force (MAX_KEYWORD_LEN + 2 + sint64_digits); |
221 | add (keyword_str [k], keyword_len [k]); |
284 | fadd (keyword_str [k], keyword_len [k]); |
222 | add (' '); |
285 | fadd (' '); |
223 | add (v); |
286 | add (v); |
224 | add ('\n'); |
287 | fadd ('\n'); |
225 | } |
288 | } |
226 | |
289 | |
227 | void put_(keyword k, sint32 v) |
290 | void put_(keyword k, sint32 v) |
228 | { |
291 | { |
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292 | force (MAX_KEYWORD_LEN + 2 + sint32_digits); |
229 | add (keyword_str [k], keyword_len [k]); |
293 | fadd (keyword_str [k], keyword_len [k]); |
230 | add (' '); |
294 | fadd (' '); |
231 | add (v); |
295 | add (v); |
232 | add ('\n'); |
296 | fadd ('\n'); |
233 | } |
297 | } |
234 | |
298 | |
235 | void put (keyword kbeg, keyword kend, const shstr &v) |
299 | void put (keyword kbeg, keyword kend, const shstr &v) |
236 | { |
300 | { |
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301 | force (MAX_KEYWORD_LEN + 1); |
237 | add (keyword_str [kbeg], keyword_len [kbeg]); add ('\n'); |
302 | fadd (keyword_str [kbeg], keyword_len [kbeg]); fadd ('\n'); |
238 | |
303 | |
239 | if (v) |
304 | if (expect_true (v)) |
240 | { |
305 | { |
241 | add (v); |
306 | add (v); |
242 | add ('\n'); |
307 | add ('\n'); |
243 | } |
308 | } |
244 | |
309 | |
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310 | force (MAX_KEYWORD_LEN + 1); |
245 | add (keyword_str [kend], keyword_len [kend]); add ('\n'); |
311 | fadd (keyword_str [kend], keyword_len [kend]); fadd ('\n'); |
246 | } |
312 | } |
247 | |
313 | |
248 | void put (keyword k, float v) { put (k, (double)v); } |
314 | void put (keyword k, float v) { put (k, (double)v); } |
249 | void put (keyword k, signed char v) { put_(k, (sint32)v); } |
315 | void put (keyword k, signed char v) { put_(k, (sint32)v); } |
250 | void put (keyword k, unsigned char v) { put_(k, (sint32)v); } |
316 | void put (keyword k, unsigned char v) { put_(k, (sint32)v); } |
… | |
… | |
256 | void put (keyword k, unsigned long v) { put_(k, (sint64)v); } |
322 | void put (keyword k, unsigned long v) { put_(k, (sint64)v); } |
257 | void put (keyword k, signed long long v) { put_(k, (sint64)v); } |
323 | void put (keyword k, signed long long v) { put_(k, (sint64)v); } |
258 | void put (keyword k, unsigned long long v) { put_(k, (sint64)v); } |
324 | void put (keyword k, unsigned long long v) { put_(k, (sint64)v); } |
259 | |
325 | |
260 | template<typename T> |
326 | template<typename T> |
261 | void put (keyword k, T *v) |
327 | void put (keyword k, const T *v) |
262 | { |
328 | { |
263 | if (v) |
329 | if (expect_true (v)) |
264 | put (k, v->name); |
330 | put (k, v->name); |
265 | else |
331 | else |
266 | put (k, (const char *)0); |
332 | put (k, (const char *)0); |
267 | } |
333 | } |
268 | |
334 | |
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335 | template<typename T> |
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336 | void put (keyword k, const refptr<T> &v) |
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337 | { |
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338 | put (k, (T *)v); |
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339 | } |
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340 | |
269 | bool save (const char *filename); |
341 | bool save (const char *path); |
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342 | char *as_string (); // like strdup |
270 | |
343 | |
271 | operator bool () { return !!av; } |
344 | operator bool () { return !!av; } |
272 | }; |
345 | }; |
273 | |
346 | |
274 | // compatibility support, should be removed when no longer needed |
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275 | int fprintf (object_freezer &freezer, const char *format, ...); |
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276 | int fputs (const char *s, object_freezer &freezer); |
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277 | |
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278 | struct object_thawer |
347 | struct object_thawer |
279 | { |
348 | { |
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349 | char *line; // current beginning of line |
280 | SV *text; // text part |
350 | SV *text; // text part |
281 | AV *av; // perl part |
351 | AV *av; // perl part |
282 | char *line; // current beginning of line |
352 | int linenum; |
283 | char *last_value; |
353 | keyword kw; |
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354 | char *kw_str; // the keyword parsed, as string |
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355 | char *value; // the value, or 0 if no value |
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356 | char *value_nn; // the value, or the empty string if no value |
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357 | const char *name; |
284 | |
358 | |
285 | operator bool () { return !!text; } |
359 | operator bool () { return !!text; } |
286 | |
360 | |
287 | object_thawer (const char *filename = 0); |
361 | object_thawer (const char *path = 0); |
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362 | object_thawer (const char *data, AV *perlav); |
288 | ~object_thawer (); |
363 | ~object_thawer (); |
289 | |
364 | |
290 | void get (data_type type, void *obj, attachable_base *ext, int oid); |
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291 | |
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292 | template<class subclass> |
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293 | void get (attachable<subclass> *obj, int oid) |
365 | void get (attachable *obj, int oid); |
294 | { |
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295 | if (av) |
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296 | get ((data_type) cftype<subclass>::dt, (subclass *)obj, obj, oid); |
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297 | } |
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298 | |
366 | |
299 | keyword get_kv (); // also parse value for later use |
367 | // parse next line |
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368 | void next (); |
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369 | // skip the current key-value (usually fetch next line, for |
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370 | // multiline-fields, skips untilt he corresponding end-kw |
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371 | void skip (); |
300 | |
372 | |
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373 | //TODO: remove, deprecated |
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374 | keyword get_kv () |
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375 | { |
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376 | next (); |
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377 | return kw; |
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378 | } |
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379 | |
301 | const char *get_str () { return last_value; } // may be 0 |
380 | char *get_str () { return value; } // may be 0 |
302 | |
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303 | void get (shstr &sh) const; |
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304 | void get_ornull (shstr &sh) const { sh = last_value; } |
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305 | void get_ml (keyword kend, shstr &sh); |
381 | void get_ml (keyword kend, shstr &sh); |
306 | |
382 | |
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383 | void get_ornull (shstr &sh) const { sh = value; } |
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384 | void get (shstr &sh) const { sh = value; } // might want to check for non-null here |
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385 | |
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386 | bool get_bool () const { return *value_nn == '1'; } |
307 | sint32 get_sint32 () const; |
387 | sint32 get_sint32 () const; |
308 | sint64 get_sint64 () const; |
388 | sint64 get_sint64 () const { return strtoll (value_nn, 0, 10); } |
309 | double get_double () const; |
389 | double get_double () const { return strtod (value_nn, 0); } |
310 | |
390 | |
311 | void get (float &v) { v = get_double (); } |
391 | void get (float &v) { v = get_double (); } |
312 | void get (double &v) { v = get_double (); } |
392 | void get (double &v) { v = get_double (); } |
313 | |
393 | |
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394 | void get (bool &i) { i = get_bool (); } |
314 | void get (sint8 &i) { i = get_sint32 (); } |
395 | void get (sint8 &i) { i = get_sint32 (); } |
315 | void get (uint8 &i) { i = get_sint32 (); } |
396 | void get (uint8 &i) { i = get_sint32 (); } |
316 | void get (sint16 &i) { i = get_sint32 (); } |
397 | void get (sint16 &i) { i = get_sint32 (); } |
317 | void get (uint16 &i) { i = get_sint32 (); } |
398 | void get (uint16 &i) { i = get_sint32 (); } |
318 | void get (sint32 &i) { i = get_sint32 (); } |
399 | void get (sint32 &i) { i = get_sint32 (); } |
319 | |
400 | |
320 | void get (uint32 &i) { i = get_sint64 (); } |
401 | void get (uint32 &i) { i = get_sint64 (); } |
321 | void get (sint64 &i) { i = get_sint64 (); } |
402 | void get (sint64 &i) { i = get_sint64 (); } |
322 | }; |
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323 | |
403 | |
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404 | bool parse_error (const char *type = 0, const char *name = 0, bool skip = true); |
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405 | }; |
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406 | |
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407 | //TODO: remove |
324 | char *fgets (char *s, int n, object_thawer &thawer); |
408 | char *fgets (char *s, int n, object_thawer &thawer); |
325 | |
409 | |
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410 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
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411 | |
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412 | struct coroapi { |
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413 | static struct CoroAPI *GCoroAPI; |
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414 | |
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415 | static int nready () { return CORO_NREADY; } |
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416 | static int cede () { return CORO_CEDE ; } |
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417 | |
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418 | static double (*time)(); |
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419 | static double next_cede; |
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420 | static int cede_counter; |
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421 | |
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422 | static void do_cede_every (); |
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423 | static void do_cede_to_tick (); |
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424 | static void do_cede_to_tick_every (); |
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425 | |
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426 | static void cede_every (int count) |
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427 | { |
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428 | if (expect_false (++cede_counter >= count)) |
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429 | do_cede_every (); |
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430 | } |
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431 | |
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432 | static void cede_to_tick () |
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433 | { |
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434 | if (expect_false (time () >= next_cede)) |
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435 | do_cede_to_tick (); |
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436 | } |
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437 | |
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438 | static void cede_to_tick_every (int count) |
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439 | { |
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440 | if (expect_false (++cede_counter >= count)) |
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441 | cede_to_tick (); |
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442 | } |
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443 | |
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444 | static void wait_for_tick (); |
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445 | static void wait_for_tick_begin (); |
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446 | }; |
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447 | |
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448 | struct watcher_base |
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449 | { |
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450 | static struct EventAPI *GEventAPI; |
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451 | }; |
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452 | |
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453 | template<class base> |
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454 | struct watcher : watcher_base |
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455 | { |
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456 | base *pe; |
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457 | |
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458 | void start (bool repeat = false) { GEventAPI->start ((pe_watcher *)pe, repeat); } |
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459 | void stop (bool cancel_events = false) { GEventAPI->stop ((pe_watcher *)pe, cancel_events); } |
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460 | void now () { GEventAPI->now ((pe_watcher *)pe); } |
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461 | void suspend () { GEventAPI->suspend ((pe_watcher *)pe); } |
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462 | void resume () { GEventAPI->resume ((pe_watcher *)pe); } |
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463 | |
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464 | void prio (int new_prio) { ((pe_watcher *)pe)->prio = new_prio; } |
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465 | |
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466 | ~watcher () |
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467 | { |
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468 | cancel (); |
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469 | } |
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470 | |
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471 | private: |
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472 | void cancel () { GEventAPI->cancel ((pe_watcher *)pe); } // private |
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473 | }; |
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474 | |
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475 | struct iw : watcher<pe_idle>, callback<void (iw &)> |
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476 | { |
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477 | template<class O, class M> |
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478 | iw (O object, M method) |
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479 | : callback<void (iw &)> (object, method) |
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480 | { |
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481 | alloc (); |
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482 | } |
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483 | |
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484 | private: |
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485 | void alloc (); |
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486 | }; |
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487 | |
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488 | struct iow : watcher<pe_io>, callback<void (iow &, int)> |
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489 | { |
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490 | template<class O, class M> |
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491 | iow (O object, M method) |
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492 | : callback<void (iow &, int)> (object, method) |
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493 | { |
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494 | alloc (); |
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495 | } |
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496 | |
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497 | void fd (int fd); |
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498 | int poll (); |
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499 | void poll (int events); |
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500 | |
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501 | private: |
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502 | void alloc (); |
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503 | }; |
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504 | |
326 | #endif |
505 | #endif |
327 | |
506 | |