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<div class="title">SDL_assert.h</div> </div>
</div><!--header-->
<div class="contents">
<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> Simple DirectMedia Layer</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> Copyright (C) 1997-2014 Sam Lantinga <slouken@libsdl.org></span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"></span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> This software is provided 'as-is', without any express or implied</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> warranty. In no event will the authors be held liable for any damages</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> arising from the use of this software.</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"></span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> Permission is granted to anyone to use this software for any purpose,</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> including commercial applications, and to alter it and redistribute it</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> freely, subject to the following restrictions:</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"></span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> 1. The origin of this software must not be misrepresented; you must not</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> claim that you wrote the original software. If you use this software</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> in a product, an acknowledgment in the product documentation would be</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> appreciated but is not required.</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> 2. Altered source versions must be plainly marked as such, and must not be</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> misrepresented as being the original software.</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> 3. This notice may not be removed or altered from any source distribution.</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment">*/</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> </div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#ifndef _SDL_assert_h</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#define _SDL_assert_h</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> </div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include "SDL_config.h"</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> </div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include "<a class="code" href="begin__code_8h.html">begin_code.h</a>"</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment">/* Set up for C function definitions, even when using C++ */</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#ifdef __cplusplus</span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="keyword">extern</span> <span class="stringliteral">"C"</span> {</div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> </div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#ifndef SDL_ASSERT_LEVEL</span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#ifdef SDL_DEFAULT_ASSERT_LEVEL</span></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor">#define SDL_ASSERT_LEVEL SDL_DEFAULT_ASSERT_LEVEL</span></div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor">#elif defined(_DEBUG) || defined(DEBUG) || \</span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="preprocessor"> (defined(__GNUC__) && !defined(__OPTIMIZE__))</span></div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor">#define SDL_ASSERT_LEVEL 2</span></div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor">#else</span></div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor">#define SDL_ASSERT_LEVEL 1</span></div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="preprocessor">#endif </span><span class="comment">/* SDL_ASSERT_LEVEL */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> </div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="comment">These are macros and not first class functions so that the debugger breaks</span></div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="comment">on the assertion line and not in some random guts of SDL, and so each</span></div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="comment">assert can have unique static variables associated with it.</span></div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="comment">*/</span></div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> </div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="preprocessor">#if defined(_MSC_VER)</span></div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="comment">/* Don't include intrin.h here because it contains C++ code */</span></div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keyword">extern</span> <span class="keywordtype">void</span> __cdecl __debugbreak(<span class="keywordtype">void</span>);</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="preprocessor"> #define SDL_TriggerBreakpoint() __debugbreak()</span></div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="preprocessor">#elif (defined(__GNUC__) && (defined(__i386__) || defined(__x86_64__)))</span></div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="preprocessor"> #define SDL_TriggerBreakpoint() __asm__ __volatile__ ( "int $3\n\t" )</span></div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="preprocessor">#elif defined(HAVE_SIGNAL_H)</span></div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="preprocessor"> #include <signal.h></span></div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="preprocessor"> #define SDL_TriggerBreakpoint() raise(SIGTRAP)</span></div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="preprocessor">#else</span></div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="comment">/* How do we trigger breakpoints on this platform? */</span></div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="preprocessor"> #define SDL_TriggerBreakpoint()</span></div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> </div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="preprocessor">#if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) </span><span class="comment">/* C99 supports __func__ as a standard. */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="preprocessor"># define SDL_FUNCTION __func__</span></div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="preprocessor">#elif ((__GNUC__ >= 2) || defined(_MSC_VER))</span></div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="preprocessor"># define SDL_FUNCTION __FUNCTION__</span></div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="preprocessor">#else</span></div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="preprocessor"># define SDL_FUNCTION "???"</span></div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="preprocessor">#define SDL_FILE __FILE__</span></div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="preprocessor">#define SDL_LINE __LINE__</span></div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span> </div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="comment">sizeof (x) makes the compiler still parse the expression even without</span></div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span> <span class="comment">assertions enabled, so the code is always checked at compile time, but</span></div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="comment">doesn't actually generate code for it, so there are no side effects or</span></div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span> <span class="comment">expensive checks at run time, just the constant size of what x WOULD be,</span></div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="comment">which presumably gets optimized out as unused.</span></div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="comment">This also solves the problem of...</span></div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="comment"></span></div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span> <span class="comment"> int somevalue = blah();</span></div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span> <span class="comment"> SDL_assert(somevalue == 1);</span></div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="comment"></span></div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span> <span class="comment">...which would cause compiles to complain that somevalue is unused if we</span></div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span> <span class="comment">disable assertions.</span></div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span> <span class="comment">*/</span></div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span> </div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span> <span class="preprocessor">#ifdef _MSC_VER </span><span class="comment">/* stupid /W4 warnings. */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span> <span class="preprocessor">#define SDL_NULL_WHILE_LOOP_CONDITION (-1 == __LINE__)</span></div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="preprocessor">#else</span></div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span> <span class="preprocessor">#define SDL_NULL_WHILE_LOOP_CONDITION (0)</span></div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span> </div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span> <span class="preprocessor">#define SDL_disabled_assert(condition) \</span></div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span> <span class="preprocessor"> do { (void) sizeof ((condition)); } while (SDL_NULL_WHILE_LOOP_CONDITION)</span></div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span> </div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span> <span class="keyword">typedef</span> <span class="keyword">enum</span></div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span> {</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  SDL_ASSERTION_RETRY, </div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  SDL_ASSERTION_BREAK, </div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  SDL_ASSERTION_ABORT, </div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  SDL_ASSERTION_IGNORE, </div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  SDL_ASSERTION_ALWAYS_IGNORE </div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span> } SDL_assert_state;</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span> </div>
<div class="line"><a name="l00107"></a><span class="lineno"><a class="line" href="structSDL__assert__data.html"> 107</a></span> <span class="keyword">typedef</span> <span class="keyword">struct </span><a class="code" href="structSDL__assert__data.html">SDL_assert_data</a></div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span> {</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="keywordtype">int</span> always_ignore;</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> trigger_count;</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="keyword">const</span> <span class="keywordtype">char</span> *condition;</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keyword">const</span> <span class="keywordtype">char</span> *filename;</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <span class="keywordtype">int</span> linenum;</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <span class="keyword">const</span> <span class="keywordtype">char</span> *<span class="keyword">function</span>;</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="keyword">const</span> <span class="keyword">struct </span><a class="code" href="structSDL__assert__data.html">SDL_assert_data</a> *next;</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span> } <a class="code" href="structSDL__assert__data.html">SDL_assert_data</a>;</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span> </div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span> <span class="preprocessor">#if (SDL_ASSERT_LEVEL > 0)</span></div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span> </div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span> <span class="comment">/* Never call this directly. Use the SDL_assert* macros. */</span></div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span> <span class="keyword">extern</span> DECLSPEC SDL_assert_state SDLCALL SDL_ReportAssertion(<a class="code" href="structSDL__assert__data.html">SDL_assert_data</a> *,</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keyword">const</span> <span class="keywordtype">char</span> *,</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="keyword">const</span> <span class="keywordtype">char</span> *, <span class="keywordtype">int</span>)</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span> <span class="preprocessor">#if defined(__clang__)</span></div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span> <span class="preprocessor">#if __has_feature(attribute_analyzer_noreturn)</span></div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span> <span class="comment">/* this tells Clang's static analysis that we're a custom assert function,</span></div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span> <span class="comment"> and that the analyzer should assume the condition was always true past this</span></div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span> <span class="comment"> SDL_assert test. */</span></div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  __attribute__((analyzer_noreturn))</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span> ;</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span> </div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span> <span class="comment">/* the do {} while(0) avoids dangling else problems:</span></div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span> <span class="comment"> if (x) SDL_assert(y); else blah();</span></div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span> <span class="comment"> ... without the do/while, the "else" could attach to this macro's "if".</span></div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span> <span class="comment"> We try to handle just the minimum we need here in a macro...the loop,</span></div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span> <span class="comment"> the static vars, and break points. The heavy lifting is handled in</span></div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span> <span class="comment"> SDL_ReportAssertion(), in SDL_assert.c.</span></div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span> <span class="comment">*/</span></div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span> <span class="preprocessor">#define SDL_enabled_assert(condition) \</span></div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span> <span class="preprocessor"> do { \</span></div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span> <span class="preprocessor"> while ( !(condition) ) { \</span></div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span> <span class="preprocessor"> static struct SDL_assert_data assert_data = { \</span></div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span> <span class="preprocessor"> 0, 0, #condition, 0, 0, 0, 0 \</span></div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span> <span class="preprocessor"> }; \</span></div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span> <span class="preprocessor"> const SDL_assert_state state = SDL_ReportAssertion(&assert_data, \</span></div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span> <span class="preprocessor"> SDL_FUNCTION, \</span></div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span> <span class="preprocessor"> SDL_FILE, \</span></div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span> <span class="preprocessor"> SDL_LINE); \</span></div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span> <span class="preprocessor"> if (state == SDL_ASSERTION_RETRY) { \</span></div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span> <span class="preprocessor"> continue; </span><span class="comment">/* go again. */</span><span class="preprocessor"> \</span></div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span> <span class="preprocessor"> } else if (state == SDL_ASSERTION_BREAK) { \</span></div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span> <span class="preprocessor"> SDL_TriggerBreakpoint(); \</span></div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span> <span class="preprocessor"> } \</span></div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span> <span class="preprocessor"> break; </span><span class="comment">/* not retrying. */</span><span class="preprocessor"> \</span></div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span> <span class="preprocessor"> } \</span></div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span> <span class="preprocessor"> } while (SDL_NULL_WHILE_LOOP_CONDITION)</span></div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span> </div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span> <span class="preprocessor">#endif </span><span class="comment">/* enabled assertions support code */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span> </div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span> <span class="comment">/* Enable various levels of assertions. */</span></div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span> <span class="preprocessor">#if SDL_ASSERT_LEVEL == 0 </span><span class="comment">/* assertions disabled */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span> <span class="preprocessor"># define SDL_assert(condition) SDL_disabled_assert(condition)</span></div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span> <span class="preprocessor"># define SDL_assert_release(condition) SDL_disabled_assert(condition)</span></div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span> <span class="preprocessor"># define SDL_assert_paranoid(condition) SDL_disabled_assert(condition)</span></div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span> <span class="preprocessor">#elif SDL_ASSERT_LEVEL == 1 </span><span class="comment">/* release settings. */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span> <span class="preprocessor"># define SDL_assert(condition) SDL_disabled_assert(condition)</span></div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span> <span class="preprocessor"># define SDL_assert_release(condition) SDL_enabled_assert(condition)</span></div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span> <span class="preprocessor"># define SDL_assert_paranoid(condition) SDL_disabled_assert(condition)</span></div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span> <span class="preprocessor">#elif SDL_ASSERT_LEVEL == 2 </span><span class="comment">/* normal settings. */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span> <span class="preprocessor"># define SDL_assert(condition) SDL_enabled_assert(condition)</span></div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span> <span class="preprocessor"># define SDL_assert_release(condition) SDL_enabled_assert(condition)</span></div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span> <span class="preprocessor"># define SDL_assert_paranoid(condition) SDL_disabled_assert(condition)</span></div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span> <span class="preprocessor">#elif SDL_ASSERT_LEVEL == 3 </span><span class="comment">/* paranoid settings. */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span> <span class="preprocessor"># define SDL_assert(condition) SDL_enabled_assert(condition)</span></div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span> <span class="preprocessor"># define SDL_assert_release(condition) SDL_enabled_assert(condition)</span></div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span> <span class="preprocessor"># define SDL_assert_paranoid(condition) SDL_enabled_assert(condition)</span></div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span> <span class="preprocessor">#else</span></div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span> <span class="preprocessor"># error Unknown assertion level.</span></div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span> </div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span> <span class="comment">/* this assertion is never disabled at any level. */</span></div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span> <span class="preprocessor">#define SDL_assert_always(condition) SDL_enabled_assert(condition)</span></div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span> </div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span> </div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span> <span class="keyword">typedef</span> SDL_assert_state (SDLCALL *SDL_AssertionHandler)(</div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <span class="keyword">const</span> <a class="code" href="structSDL__assert__data.html">SDL_assert_data</a>* data, <span class="keywordtype">void</span>* userdata);</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span> </div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span> <span class="keyword">extern</span> DECLSPEC <span class="keywordtype">void</span> SDLCALL SDL_SetAssertionHandler(</div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  SDL_AssertionHandler handler,</div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  <span class="keywordtype">void</span> *userdata);</div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span> </div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span> <span class="keyword">extern</span> DECLSPEC SDL_AssertionHandler SDLCALL SDL_GetDefaultAssertionHandler(<span class="keywordtype">void</span>);</div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span> </div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span> <span class="keyword">extern</span> DECLSPEC SDL_AssertionHandler SDLCALL SDL_GetAssertionHandler(<span class="keywordtype">void</span> **puserdata);</div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span> </div>
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span> <span class="keyword">extern</span> DECLSPEC <span class="keyword">const</span> <a class="code" href="structSDL__assert__data.html">SDL_assert_data</a> * SDLCALL SDL_GetAssertionReport(<span class="keywordtype">void</span>);</div>
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span> </div>
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span> <span class="keyword">extern</span> DECLSPEC <span class="keywordtype">void</span> SDLCALL SDL_ResetAssertionReport(<span class="keywordtype">void</span>);</div>
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span> </div>
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span> <span class="comment">/* Ends C function definitions when using C++ */</span></div>
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span> <span class="preprocessor">#ifdef __cplusplus</span></div>
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span> }</div>
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span> <span class="preprocessor">#include "<a class="code" href="close__code_8h.html">close_code.h</a>"</span></div>
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span> </div>
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span> <span class="preprocessor">#endif </span><span class="comment">/* _SDL_assert_h */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span> </div>
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span> <span class="comment">/* vi: set ts=4 sw=4 expandtab: */</span></div>
<div class="ttc" id="structSDL__assert__data_html"><div class="ttname"><a href="structSDL__assert__data.html">SDL_assert_data</a></div><div class="ttdef"><b>Definition:</b> SDL_assert.h:107</div></div>
<div class="ttc" id="begin__code_8h_html"><div class="ttname"><a href="begin__code_8h.html">begin_code.h</a></div></div>
<div class="ttc" id="close__code_8h_html"><div class="ttname"><a href="close__code_8h.html">close_code.h</a></div></div>
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