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annotate src/fake_glib.c @ 2:d9e0d0500a78

find changesets by author, revision, files, or words in the commit message
added COPYING and README
author John Tsiombikas <nuclear@member.fsf.org>
date Thu, 26 Jan 2012 15:51:53 +0200
parents 8e535ca4bb86
children
rev   line source
nuclear@2 1 /* reimplementation of the subset of glib used by libsmf
nuclear@2 2 *
nuclear@2 3 * Copyright (C) 2012 John Tsiombikas <nuclear@mutantstargoat.com>
nuclear@2 4 * All rights reserved.
nuclear@2 5 *
nuclear@2 6 * Redistribution and use in source and binary forms, with or without
nuclear@2 7 * modification, are permitted provided that the following conditions are met:
nuclear@2 8 *
nuclear@2 9 * 1. Redistributions of source code must retain the above copyright notice, this
nuclear@2 10 * list of conditions and the following disclaimer.
nuclear@2 11 * 2. Redistributions in binary form must reproduce the above copyright notice,
nuclear@2 12 * this list of conditions and the following disclaimer in the documentation
nuclear@2 13 * and/or other materials provided with the distribution.
nuclear@2 14 *
nuclear@2 15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
nuclear@2 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
nuclear@2 17 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
nuclear@2 18 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
nuclear@2 19 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
nuclear@2 20 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
nuclear@2 21 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
nuclear@2 22 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
nuclear@2 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
nuclear@2 24 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
nuclear@2 25 */
nuclear@2 26
nuclear@0 27 #include <stdio.h>
nuclear@0 28 #include <stdlib.h>
nuclear@0 29 #include <string.h>
nuclear@0 30 #include <stdarg.h>
nuclear@0 31 #include <assert.h>
nuclear@0 32 #include "fake_glib.h"
nuclear@0 33
nuclear@0 34 FakeGPtrArray *fg_ptr_array_new(void)
nuclear@0 35 {
nuclear@0 36 FakeGPtrArray *arr;
nuclear@0 37
nuclear@0 38 if(!(arr = malloc(sizeof *arr))) {
nuclear@0 39 return 0;
nuclear@0 40 }
nuclear@0 41 arr->pdata = 0;
nuclear@0 42 arr->len = 0;
nuclear@0 43 return arr;
nuclear@0 44 }
nuclear@0 45
nuclear@0 46 void **fg_ptr_array_free(FakeGPtrArray *arr, int free_seg)
nuclear@0 47 {
nuclear@0 48 void **res;
nuclear@0 49
nuclear@0 50 if(!arr) {
nuclear@0 51 return 0;
nuclear@0 52 }
nuclear@0 53
nuclear@0 54 if(free_seg) {
nuclear@0 55 free(arr->pdata);
nuclear@0 56 res = 0;
nuclear@0 57 } else {
nuclear@0 58 res = arr->pdata;
nuclear@0 59 }
nuclear@0 60 free(arr);
nuclear@0 61 return res;
nuclear@0 62 }
nuclear@0 63
nuclear@0 64 void fg_ptr_array_add(FakeGPtrArray *arr, void *data)
nuclear@0 65 {
nuclear@0 66 int idx = arr->len++;
nuclear@0 67
nuclear@0 68 arr->pdata = realloc(arr->pdata, arr->len * sizeof *arr->pdata);
nuclear@0 69 assert(arr->pdata);
nuclear@0 70
nuclear@0 71 arr->pdata[idx] = data;
nuclear@0 72 }
nuclear@0 73
nuclear@0 74 int fg_ptr_array_remove(FakeGPtrArray *arr, void *data)
nuclear@0 75 {
nuclear@0 76 int i;
nuclear@0 77
nuclear@0 78 for(i=0; i<arr->len; i++) {
nuclear@0 79 if(arr->pdata[i] == data) {
nuclear@0 80 fg_ptr_array_remove_index(arr, i);
nuclear@0 81 return 1;
nuclear@0 82 }
nuclear@0 83 }
nuclear@0 84
nuclear@0 85 return 0;
nuclear@0 86 }
nuclear@0 87
nuclear@0 88 void *fg_ptr_array_remove_index(FakeGPtrArray *arr, unsigned int idx)
nuclear@0 89 {
nuclear@0 90 void *data = arr->pdata[idx];
nuclear@0 91 int rest = --arr->len - idx;
nuclear@0 92 if(rest > 0) {
nuclear@0 93 memmove(arr->pdata + idx, arr->pdata + idx + 1, rest * sizeof *arr->pdata);
nuclear@0 94 }
nuclear@0 95 return data;
nuclear@0 96 }
nuclear@0 97
nuclear@0 98 void fg_ptr_array_sort(FakeGPtrArray *arr, FakeGCompareFunc cmp)
nuclear@0 99 {
nuclear@0 100 qsort(arr->pdata, arr->len, sizeof *arr->pdata, cmp);
nuclear@0 101 }
nuclear@0 102
nuclear@0 103 /* -- logging -- */
nuclear@0 104
nuclear@1 105 void fg_message(const char *fmt, ...)
nuclear@1 106 {
nuclear@1 107 va_list ap;
nuclear@1 108
nuclear@1 109 va_start(ap, fmt);
nuclear@1 110 vprintf(fmt, ap);
nuclear@1 111 va_end(ap);
nuclear@1 112 putchar('\n');
nuclear@1 113 }
nuclear@1 114
nuclear@0 115 void fg_warning(const char *fmt, ...)
nuclear@0 116 {
nuclear@0 117 va_list ap;
nuclear@0 118
nuclear@0 119 printf("warning: ");
nuclear@0 120
nuclear@0 121 va_start(ap, fmt);
nuclear@0 122 vprintf(fmt, ap);
nuclear@0 123 va_end(ap);
nuclear@1 124 putchar('\n');
nuclear@0 125 }
nuclear@0 126
nuclear@0 127 void fg_critical(const char *fmt, ...)
nuclear@0 128 {
nuclear@0 129 va_list ap;
nuclear@0 130
nuclear@0 131 printf("critical: ");
nuclear@0 132
nuclear@0 133 va_start(ap, fmt);
nuclear@0 134 vfprintf(stderr, fmt, ap);
nuclear@0 135 va_end(ap);
nuclear@1 136 putchar('\n');
nuclear@0 137
nuclear@0 138 if(getenv("G_DEBUG")) {
nuclear@0 139 abort();
nuclear@0 140 }
nuclear@0 141 }
nuclear@0 142
nuclear@0 143 void fg_error(const char *fmt, ...)
nuclear@0 144 {
nuclear@0 145 va_list ap;
nuclear@0 146
nuclear@0 147 printf("error: ");
nuclear@0 148
nuclear@0 149 va_start(ap, fmt);
nuclear@0 150 vfprintf(stderr, fmt, ap);
nuclear@0 151 va_end(ap);
nuclear@1 152 putchar('\n');
nuclear@0 153 abort();
nuclear@0 154 }
nuclear@0 155
nuclear@0 156 void fg_debug(const char *fmt, ...)
nuclear@0 157 {
nuclear@0 158 va_list ap;
nuclear@0 159
nuclear@0 160 printf("debug: ");
nuclear@0 161
nuclear@0 162 va_start(ap, fmt);
nuclear@0 163 vprintf(fmt, ap);
nuclear@0 164 va_end(ap);
nuclear@1 165 putchar('\n');
nuclear@0 166 }