1 | /* |
1 | /* |
2 | * This file is part of Deliantra, the Roguelike Realtime MMORPG. |
2 | * This file is part of Deliantra, the Roguelike Realtime MMORPG. |
3 | * |
3 | * |
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4 | * Copyright (©) 2017,2018 Marc Alexander Lehmann / the Deliantra team |
4 | * Copyright (©) 2005,2006,2007,2008,2009,2010,2011,2012,2013,2014,2015,2016 Marc Alexander Lehmann / Robin Redeker / the Deliantra team |
5 | * Copyright (©) 2005,2006,2007,2008,2009,2010,2011,2012,2013,2014,2015,2016 Marc Alexander Lehmann / Robin Redeker / the Deliantra team |
5 | * |
6 | * |
6 | * Deliantra is free software: you can redistribute it and/or modify it under |
7 | * Deliantra is free software: you can redistribute it and/or modify it under |
7 | * the terms of the Affero GNU General Public License as published by the |
8 | * the terms of the Affero GNU General Public License as published by the |
8 | * Free Software Foundation, either version 3 of the License, or (at your |
9 | * Free Software Foundation, either version 3 of the License, or (at your |
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36 | #include <new> |
37 | #include <new> |
37 | #include <vector> |
38 | #include <vector> |
38 | |
39 | |
39 | #include <glib.h> |
40 | #include <glib.h> |
40 | |
41 | |
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42 | #include <flat_hash_map.hpp> |
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43 | |
41 | #include <shstr.h> |
44 | #include <shstr.h> |
42 | #include <traits.h> |
45 | #include <traits.h> |
43 | |
46 | |
44 | #if DEBUG_SALLOC |
47 | #if DEBUG_SALLOC |
45 | # define g_slice_alloc0(s) debug_slice_alloc0(s) |
48 | # define g_slice_alloc0(s) debug_slice_alloc0(s) |
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81 | |
84 | |
82 | // in range excluding end |
85 | // in range excluding end |
83 | #define IN_RANGE_EXC(val,beg,end) \ |
86 | #define IN_RANGE_EXC(val,beg,end) \ |
84 | ((unsigned int)(val) - (unsigned int)(beg) < (unsigned int)(end) - (unsigned int)(beg)) |
87 | ((unsigned int)(val) - (unsigned int)(beg) < (unsigned int)(end) - (unsigned int)(beg)) |
85 | |
88 | |
86 | void cleanup (const char *cause, bool make_core = false); |
89 | ecb_cold void cleanup (const char *cause, bool make_core = false); |
87 | void fork_abort (const char *msg); |
90 | ecb_cold void fork_abort (const char *msg); |
88 | |
91 | |
89 | // rationale for using (U) not (T) is to reduce signed/unsigned issues, |
92 | // rationale for using (U) not (T) is to reduce signed/unsigned issues, |
90 | // as a is often a constant while b is the variable. it is still a bug, though. |
93 | // as a is often a constant while b is the variable. it is still a bug, though. |
91 | template<typename T, typename U> static inline T min (T a, U b) { return a < (T)b ? a : (T)b; } |
94 | template<typename T, typename U> static inline T min (T a, U b) { return a < (T)b ? a : (T)b; } |
92 | template<typename T, typename U> static inline T max (T a, U b) { return a > (T)b ? a : (T)b; } |
95 | template<typename T, typename U> static inline T max (T a, U b) { return a > (T)b ? a : (T)b; } |
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283 | absdir (int d) |
286 | absdir (int d) |
284 | { |
287 | { |
285 | return ((d - 1) & 7) + 1; |
288 | return ((d - 1) & 7) + 1; |
286 | } |
289 | } |
287 | |
290 | |
288 | // avoid ctz name because netbsd or freebsd spams it's namespace with it |
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289 | #if GCC_VERSION(3,4) |
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290 | static inline int least_significant_bit (uint32_t x) |
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291 | { |
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292 | return __builtin_ctz (x); |
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293 | } |
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294 | #else |
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295 | int least_significant_bit (uint32_t x); |
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296 | #endif |
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297 | |
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298 | #define for_all_bits_sparse_32(mask, idxvar) \ |
291 | #define for_all_bits_sparse_32(mask, idxvar) \ |
299 | for (uint32_t idxvar, mask_ = mask; \ |
292 | for (uint32_t idxvar, mask_ = mask; \ |
300 | mask_ && ((idxvar = least_significant_bit (mask_)), mask_ &= ~(1 << idxvar), 1);) |
293 | mask_ && ((idxvar = ecb_ctz32 (mask_)), mask_ &= ~(1 << idxvar), 1);) |
301 | |
294 | |
302 | extern ssize_t slice_alloc; // statistics |
295 | extern ssize_t slice_alloc; // statistics |
303 | |
296 | |
304 | void *salloc_ (int n); |
297 | void *salloc_ (int n); |
305 | void *salloc_ (int n, void *src); |
298 | void *salloc_ (int n, void *src); |
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536 | // p if not null |
529 | // p if not null |
537 | refcnt_base::refcnt_t *refcnt_ref () { return p ? &p->refcnt : &refcnt_dummy; } |
530 | refcnt_base::refcnt_t *refcnt_ref () { return p ? &p->refcnt : &refcnt_dummy; } |
538 | |
531 | |
539 | void refcnt_dec () |
532 | void refcnt_dec () |
540 | { |
533 | { |
541 | if (!is_constant (p)) |
534 | if (!ecb_is_constant (p)) |
542 | --*refcnt_ref (); |
535 | --*refcnt_ref (); |
543 | else if (p) |
536 | else if (p) |
544 | --p->refcnt; |
537 | --p->refcnt; |
545 | } |
538 | } |
546 | |
539 | |
547 | void refcnt_inc () |
540 | void refcnt_inc () |
548 | { |
541 | { |
549 | if (!is_constant (p)) |
542 | if (!ecb_is_constant (p)) |
550 | ++*refcnt_ref (); |
543 | ++*refcnt_ref (); |
551 | else if (p) |
544 | else if (p) |
552 | ++p->refcnt; |
545 | ++p->refcnt; |
553 | } |
546 | } |
554 | |
547 | |
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626 | |
619 | |
627 | std::size_t operator ()(const shstr &s) const |
620 | std::size_t operator ()(const shstr &s) const |
628 | { |
621 | { |
629 | return strhsh (s); |
622 | return strhsh (s); |
630 | } |
623 | } |
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624 | |
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625 | typedef ska::power_of_two_hash_policy hash_policy; |
631 | }; |
626 | }; |
632 | |
627 | |
633 | struct str_equal |
628 | struct str_equal |
634 | { |
629 | { |
635 | bool operator ()(const char *a, const char *b) const |
630 | bool operator ()(const char *a, const char *b) const |
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814 | |
809 | |
815 | int similar_direction (int a, int b); |
810 | int similar_direction (int a, int b); |
816 | |
811 | |
817 | // like v?sprintf, but returns a "static" buffer |
812 | // like v?sprintf, but returns a "static" buffer |
818 | char *vformat (const char *format, va_list ap); |
813 | char *vformat (const char *format, va_list ap); |
819 | char *format (const char *format, ...) attribute ((format (printf, 1, 2))); |
814 | char *format (const char *format, ...) ecb_attribute ((format (printf, 1, 2))); |
820 | |
815 | |
821 | // safety-check player input which will become object->msg |
816 | // safety-check player input which will become object->msg |
822 | bool msg_is_safe (const char *msg); |
817 | bool msg_is_safe (const char *msg); |
823 | |
818 | |
824 | ///////////////////////////////////////////////////////////////////////////// |
819 | ///////////////////////////////////////////////////////////////////////////// |