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1 | /*----------------------------------------------------------------------* |
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2 | * File: rxvtutil.C |
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3 | *----------------------------------------------------------------------* |
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4 | * |
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5 | * All portions of code are copyright by their respective author/s. |
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6 | * Copyright (c) 2004-2006 Marc Lehmann <schmorp@schmorp.de> |
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7 | * |
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8 | * This program is free software; you can redistribute it and/or modify |
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9 | * it under the terms of the GNU General Public License as published by |
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10 | * the Free Software Foundation; either version 3 of the License, or |
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11 | * (at your option) any later version. |
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12 | * |
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13 | * This program is distributed in the hope that it will be useful, |
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14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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16 | * GNU General Public License for more details. |
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17 | * |
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18 | * You should have received a copy of the GNU General Public License |
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19 | * along with this program; if not, write to the Free Software |
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20 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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21 | *----------------------------------------------------------------------*/ |
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22 | |
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23 | // we include emman.c here to avoid relying on a C compiler, or |
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24 | // on the c++ compiler not complaining about .c, which is unlikely, |
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25 | // but... |
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26 | // This must be the first include, because the _GNU_SOURCE and |
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27 | // _XOPEN_SOURCE macros, used by emman.c, must be defined before |
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28 | // inclusion of any header. |
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29 | #include "emman.c" |
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30 | |
| 1 | #include <cstdlib> |
31 | #include <stdlib.h> |
| 2 | #include <cstring> |
32 | #include <string.h> |
| 3 | #include <inttypes.h> |
33 | #include <inttypes.h> |
| 4 | |
34 | |
| 5 | #include "rxvtutil.h" |
35 | #include "rxvtutil.h" |
| 6 | |
36 | |
| 7 | class byteorder byteorder; |
37 | void * |
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38 | zero_initialized::operator new (size_t s) |
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39 | { |
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40 | void *p = malloc (s); |
| 8 | |
41 | |
| 9 | byteorder::byteorder () |
42 | memset (p, 0, s); |
| 10 | { |
43 | return p; |
| 11 | union { |
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| 12 | uint32_t u; |
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| 13 | uint8_t b[4]; |
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| 14 | } w; |
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| 15 | |
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| 16 | w.b[0] = 0x11; |
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| 17 | w.b[1] = 0x22; |
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| 18 | w.b[2] = 0x33; |
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| 19 | w.b[3] = 0x44; |
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| 20 | |
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| 21 | e = w.u; |
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| 22 | } |
44 | } |
| 23 | |
45 | |
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46 | void |
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47 | zero_initialized::operator delete (void *p, size_t s) |
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48 | { |
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49 | free (p); |
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50 | } |
| 24 | |
51 | |
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52 | void * |
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53 | operator new (size_t s) throw (std::bad_alloc) |
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54 | { |
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55 | // TODO: use rxvt_malloc |
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56 | return malloc (s); |
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57 | } |
| 25 | |
58 | |
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59 | void |
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60 | operator delete (void *p) throw () |
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61 | { |
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62 | free (p); |
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63 | } |
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64 | |
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65 | static void *temp_buf; |
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66 | static uint32_t temp_len; |
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67 | |
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68 | void * |
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69 | rxvt_temp_buf (int len) |
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70 | { |
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71 | if (len > temp_len) |
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72 | { |
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73 | free (temp_buf); |
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74 | temp_buf = malloc (len); |
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75 | temp_len = len; |
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76 | } |
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77 | |
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78 | return temp_buf; |
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79 | } |
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80 | |
