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1 // Copyright (c) 2006, Google Inc. |
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2 // All rights reserved. |
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3 // |
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4 // Redistribution and use in source and binary forms, with or without |
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5 // modification, are permitted provided that the following conditions are |
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6 // met: |
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7 // |
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8 // * Redistributions of source code must retain the above copyright |
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9 // notice, this list of conditions and the following disclaimer. |
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10 // * Redistributions in binary form must reproduce the above |
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11 // copyright notice, this list of conditions and the following disclaimer |
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12 // in the documentation and/or other materials provided with the |
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13 // distribution. |
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14 // * Neither the name of Google Inc. nor the names of its |
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15 // contributors may be used to endorse or promote products derived from |
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16 // this software without specific prior written permission. |
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17 // |
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18 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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19 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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20 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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21 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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22 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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23 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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24 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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25 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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26 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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27 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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28 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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29 |
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30 #import <Breakpad/Breakpad.h> |
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31 |
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32 #import "Controller.h" |
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33 #import "TestClass.h" |
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34 #import "GTMDefines.h" |
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35 #include <unistd.h> |
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36 #include <mach/mach.h> |
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37 |
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38 @implementation Controller |
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39 |
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40 - (void)causeCrash { |
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41 float *aPtr = nil; |
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42 NSLog(@"Crash!"); |
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43 NSLog(@"Bad programmer: %f", *aPtr); |
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44 } |
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45 |
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46 - (void)generateReportWithoutCrash:(id)sender { |
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47 BreakpadGenerateAndSendReport(breakpad_); |
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48 } |
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49 |
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50 - (IBAction)showForkTestWindow:(id) sender { |
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51 [forkTestOptions_ setIsVisible:YES]; |
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52 } |
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53 |
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54 - (IBAction)forkTestOptions:(id)sender { |
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55 NSInteger tag = [[sender selectedCell] tag]; |
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56 NSLog(@"sender tag: %d", tag); |
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57 if (tag <= 2) { |
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58 bpForkOption = tag; |
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59 } |
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60 |
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61 if (tag == 3) { |
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62 useVFork = NO; |
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63 } |
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64 |
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65 if (tag == 4) { |
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66 useVFork = YES; |
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67 } |
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68 |
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69 if (tag >= 5 && tag <= 7) { |
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70 progCrashPoint = tag; |
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71 } |
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72 |
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73 } |
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74 |
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75 - (IBAction)forkTestGo:(id)sender { |
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76 |
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77 NSString *resourcePath = [[NSBundle bundleForClass: |
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78 [self class]] resourcePath]; |
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79 NSString *execProgname = nil; |
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80 if (progCrashPoint == DURINGLAUNCH) { |
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81 execProgname = [resourcePath stringByAppendingString:@"/crashduringload"]; |
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82 } else if (progCrashPoint == AFTERLAUNCH) { |
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83 execProgname = [resourcePath stringByAppendingString:@"/crashInMain"]; |
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84 } |
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85 |
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86 const char *progName = NULL; |
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87 if (progCrashPoint != BETWEENFORKEXEC) { |
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88 progName = [execProgname UTF8String]; |
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89 } |
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90 |
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91 int pid; |
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92 |
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93 if (bpForkOption == UNINSTALL) { |
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94 BreakpadRelease(breakpad_); |
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95 } |
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96 |
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97 if (useVFork) { |
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98 pid = vfork(); |
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99 } else { |
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100 pid = fork(); |
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101 } |
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102 |
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103 if (pid == 0) { |
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104 sleep(3); |
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105 NSLog(@"Child continuing"); |
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106 FILE *fd = fopen("/tmp/childlog.txt","wt"); |
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107 kern_return_t kr; |
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108 if (bpForkOption == RESETEXCEPTIONPORT) { |
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109 kr = task_set_exception_ports(mach_task_self(), |
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110 EXC_MASK_BAD_ACCESS | EXC_MASK_BAD_INSTRUCTION | |
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111 EXC_MASK_ARITHMETIC | EXC_MASK_BREAKPOINT, |
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112 MACH_PORT_NULL, |
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113 EXCEPTION_DEFAULT, |
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114 THREAD_STATE_NONE); |
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115 fprintf(fd,"task_set_exception_ports returned %d\n", kr); |
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116 } |
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117 |
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118 if (progCrashPoint == BETWEENFORKEXEC) { |
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119 fprintf(fd,"crashing post-fork\n"); |
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120 int *a = NULL; |
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121 printf("%d\n",*a++); |
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122 } |
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123 |
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124 fprintf(fd,"about to call exec with %s\n", progName); |
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125 fclose(fd); |
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126 int i = execl(progName, progName, NULL); |
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127 fprintf(fd, "exec returned! %d\n", i); |
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128 fclose(fd); |
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129 } |
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130 } |
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131 |
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132 - (IBAction)crash:(id)sender { |
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133 NSInteger tag = [sender tag]; |
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134 |
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135 if (tag == 1) { |
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136 [NSObject cancelPreviousPerformRequestsWithTarget:self]; |
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137 [self performSelector:@selector(causeCrash) withObject:nil afterDelay:10.0]; |
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138 [sender setState:NSOnState]; |
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139 return; |
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140 } |
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141 |
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142 if (tag == 2 && breakpad_) { |
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143 BreakpadRelease(breakpad_); |
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144 breakpad_ = NULL; |
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145 return; |
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146 } |
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147 |
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148 [self causeCrash]; |
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149 } |
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150 |
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151 - (void)anotherThread { |
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152 NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init]; |
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153 TestClass *tc = [[TestClass alloc] init]; |
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154 |
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155 [tc wait]; |
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156 |
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157 [pool release]; |
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158 } |
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159 |
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160 - (void)awakeFromNib { |
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161 NSBundle *bundle = [NSBundle mainBundle]; |
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162 NSDictionary *info = [bundle infoDictionary]; |
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163 |
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164 |
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165 breakpad_ = BreakpadCreate(info); |
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166 |
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167 // Do some unit tests with keys |
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168 // first a series of bogus values |
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169 BreakpadSetKeyValue(breakpad_, nil, @"bad2"); |
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170 BreakpadSetKeyValue(nil, @"bad3", @"bad3"); |
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171 |
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172 // Now some good ones |
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173 BreakpadSetKeyValue(breakpad_,@"key1", @"value1"); |
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174 BreakpadSetKeyValue(breakpad_,@"key2", @"value2"); |
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175 BreakpadSetKeyValue(breakpad_,@"key3", @"value3"); |
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176 |
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177 // Look for a bogus one that we didn't try to set |
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178 NSString *test = BreakpadKeyValue(breakpad_, @"bad4"); |
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179 if (test) { |
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180 NSLog(@"Bad BreakpadKeyValue (bad4)"); |
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181 } |
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182 |
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183 // Look for a bogus one we did try to set |
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184 test = BreakpadKeyValue(breakpad_, @"bad1"); |
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185 if (test) { |
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186 NSLog(@"Bad BreakpadKeyValue (bad1)"); |
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187 } |
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188 |
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189 // Test some bad args for BreakpadKeyValue |
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190 test = BreakpadKeyValue(nil, @"bad5"); |
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191 if (test) { |
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192 NSLog(@"Bad BreakpadKeyValue (bad5)"); |
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193 } |
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194 |
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195 test = BreakpadKeyValue(breakpad_, nil); |
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196 if (test) { |
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197 NSLog(@"Bad BreakpadKeyValue (nil)"); |
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198 } |
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199 |
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200 // Find some we did set |
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201 test = BreakpadKeyValue(breakpad_, @"key1"); |
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202 if (![test isEqualToString:@"value1"]) { |
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203 NSLog(@"Can't find BreakpadKeyValue (key1)"); |
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204 } |
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205 test = BreakpadKeyValue(breakpad_, @"key2"); |
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206 if (![test isEqualToString:@"value2"]) { |
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207 NSLog(@"Can't find BreakpadKeyValue (key2)"); |
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208 } |
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209 test = BreakpadKeyValue(breakpad_, @"key3"); |
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210 if (![test isEqualToString:@"value3"]) { |
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211 NSLog(@"Can't find BreakpadKeyValue (key3)"); |
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212 } |
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213 |
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214 // Bad args for BreakpadRemoveKeyValue |
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215 BreakpadRemoveKeyValue(nil, @"bad6"); |
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216 BreakpadRemoveKeyValue(breakpad_, nil); |
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217 |
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218 // Remove one that is valid |
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219 BreakpadRemoveKeyValue(breakpad_, @"key3"); |
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220 |
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221 // Try and find it |
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222 test = BreakpadKeyValue(breakpad_, @"key3"); |
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223 if (test) { |
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224 NSLog(@"Shouldn't find BreakpadKeyValue (key3)"); |
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225 } |
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226 |
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227 // Try and remove it again |
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228 BreakpadRemoveKeyValue(breakpad_, @"key3"); |
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229 |
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230 // Try removal by setting to nil |
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231 BreakpadSetKeyValue(breakpad_,@"key2", nil); |
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232 // Try and find it |
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233 test = BreakpadKeyValue(breakpad_, @"key2"); |
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234 if (test) { |
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235 NSLog(@"Shouldn't find BreakpadKeyValue (key2)"); |
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236 } |
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237 |
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238 BreakpadAddUploadParameter(breakpad_, |
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239 @"MeaningOfLife", |
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240 @"42"); |
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241 [NSThread detachNewThreadSelector:@selector(anotherThread) |
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242 toTarget:self withObject:nil]; |
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243 |
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244 NSUserDefaults *args = [NSUserDefaults standardUserDefaults]; |
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245 |
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246 // If the user specified autocrash on the command line, toggle |
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247 // Breakpad to not confirm and crash immediately. This is for |
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248 // automated testing. |
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249 if ([args boolForKey:@"autocrash"]) { |
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250 BreakpadSetKeyValue(breakpad_, |
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251 @BREAKPAD_SKIP_CONFIRM, |
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252 @"YES"); |
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253 [self causeCrash]; |
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254 } |
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255 |
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256 progCrashPoint = DURINGLAUNCH; |
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257 [window_ center]; |
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258 [window_ makeKeyAndOrderFront:self]; |
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259 } |
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260 |
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261 @end |