1 | #include <stdlib.h> |
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2 | #include <stdio.h> |
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3 | #include <string.h> |
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4 | |
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5 | #include <errno.h> |
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6 | #include <signal.h> |
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7 | |
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8 | extern "C" { |
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9 | #include <sys/types.h> |
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10 | #include <sys/wait.h> |
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11 | #include <unistd.h> |
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12 | } |
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13 | |
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14 | #include <parseargs.hfa> |
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15 | #include <fstream.hfa> |
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16 | |
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17 | int true_main(const char * exec); |
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18 | |
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19 | int main(int argc, char * argv[]) { |
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20 | if(!getenv("CFATEST_FORK_EXEC_TEXT")) return true_main(argv[0]); |
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21 | |
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22 | bool YN = false; |
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23 | bool Yn = false; |
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24 | bool yn = false; |
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25 | bool tf = false; |
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26 | bool st = false; |
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27 | bool sf = true; |
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28 | |
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29 | cfa_option options[] = { |
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30 | {'e', "yesno", "test yes/no", YN, parse_yesno}, |
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31 | {'y', "YN", "test yes/no", Yn, parse_yesno}, |
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32 | {'n', "yn", "test yes/no", yn, parse_yesno}, |
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33 | {'t', "truefalse", "test true/false", tf, parse_truefalse}, |
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34 | {'s', "settrue", "test set true", st, parse_settrue}, |
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35 | {'u', "setfalse", "test set false", sf, parse_setfalse}, |
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36 | }; |
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37 | int options_cnt = sizeof(options) / sizeof(cfa_option); |
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38 | |
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39 | char **left; |
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40 | parse_args( options, options_cnt, "[OPTIONS]...\ntesting bool parameters", left); |
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41 | |
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42 | sout | "yes/no :" | YN; |
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43 | sout | "Y/N :" | Yn; |
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44 | sout | "y/n :" | yn; |
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45 | sout | "true/false :" | tf; |
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46 | sout | "set true :" | st; |
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47 | sout | "set false :" | sf; |
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48 | } |
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49 | |
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50 | int do_wait(pid_t pid) { |
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51 | int wstatus; |
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52 | int options = 0; |
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53 | pid_t ret = waitpid(pid, &wstatus, options); |
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54 | fflush(stdout); |
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55 | if(ret < 0) { |
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56 | fprintf(stderr, "Fork returned with error: %d '%s'\n", errno, strerror(errno)); |
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57 | exit(1); |
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58 | } |
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59 | return wstatus; |
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60 | } |
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61 | |
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62 | pid_t strict_fork(void) { |
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63 | fflush(stdout); |
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64 | pid_t ret = fork(); |
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65 | if(ret < 0) { |
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66 | fprintf(stderr, "Fork returned with error: %d '%s'\n", errno, strerror(errno)); |
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67 | exit(1); |
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68 | } |
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69 | return ret; |
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70 | } |
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71 | |
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72 | void print_status(int wstatus) { |
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73 | printf("Child status:\n"); |
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74 | printf(" WIFEXITED : %d", WIFEXITED(wstatus)); |
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75 | printf(" WEXITSTATUS : %d", WEXITSTATUS(wstatus)); |
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76 | printf(" WIFSIGNALED : %d", WIFSIGNALED(wstatus)); |
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77 | printf(" WTERMSIG : %d", WTERMSIG(wstatus)); |
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78 | printf(" WCOREDUMP : %d", WCOREDUMP(wstatus)); |
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79 | printf(" WIFSTOPPED : %d", WIFSTOPPED(wstatus)); |
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80 | printf(" WSTOPSIG : %d", WSTOPSIG(wstatus)); |
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81 | printf(" WIFCONTINUED: %d\n", WIFCONTINUED(wstatus)); |
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82 | } |
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83 | |
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84 | int true_main(const char * path) { |
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85 | char * env[] = { "CFATEST_FORK_EXEC_TEXT=1", 0p }; |
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86 | |
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87 | printf("no arg:\n"); |
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88 | if(pid_t child = strict_fork(); child == 0) { |
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89 | int ret = execle(path, "parsebools", (const char*)0p, env); |
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90 | if(ret < 0) { |
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91 | fprintf(stderr, "Execl 2 returned with error: %d '%s'\n", errno, strerror(errno)); |
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92 | exit(1); |
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93 | } |
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94 | } |
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95 | else { |
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96 | int status = do_wait(child); |
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97 | print_status(status); |
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98 | } |
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99 | printf("\n"); |
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100 | |
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101 | printf("all true/set arg:\n"); |
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102 | if(pid_t child = strict_fork(); child == 0) { |
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103 | int ret = execle(path, "parsebools", "-e=yes", "-y=Y", "-n=y", "-t=true", "-s", "-u", (const char*)0p, env); |
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104 | if(ret < 0) { |
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105 | fprintf(stderr, "Execl 2 returned with error: %d '%s'\n", errno, strerror(errno)); |
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106 | exit(1); |
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107 | } |
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108 | } |
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109 | else { |
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110 | int status = do_wait(child); |
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111 | print_status(status); |
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112 | } |
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113 | printf("\n"); |
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114 | |
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115 | printf("all false/unset arg:\n"); |
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116 | if(pid_t child = strict_fork(); child == 0) { |
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117 | int ret = execle(path, "parsebools", "-e=no", "-y=N", "-n=n", "-t=false", (const char*)0p, env); |
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118 | if(ret < 0) { |
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119 | fprintf(stderr, "Execl 2 returned with error: %d '%s'\n", errno, strerror(errno)); |
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120 | exit(1); |
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121 | } |
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122 | } |
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123 | else { |
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124 | int status = do_wait(child); |
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125 | print_status(status); |
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126 | } |
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127 | printf("\n"); |
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128 | |
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129 | printf("gibberish arg 1:\n"); |
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130 | if(pid_t child = strict_fork(); child == 0) { |
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131 | int ret = execle(path, "parsebools", "-y=true", (const char*)0p, env); |
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132 | if(ret < 0) { |
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133 | fprintf(stderr, "Execl 2 returned with error: %d '%s'\n", errno, strerror(errno)); |
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134 | exit(1); |
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135 | } |
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136 | } |
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137 | else { |
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138 | int status = do_wait(child); |
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139 | print_status(status); |
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140 | } |
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141 | printf("\n"); |
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142 | |
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143 | printf("gibberish arg 2:\n"); |
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144 | if(pid_t child = strict_fork(); child == 0) { |
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145 | int ret = execle(path, "parsebools", "-t=yes", (const char*)0p, env); |
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146 | if(ret < 0) { |
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147 | fprintf(stderr, "Execl 2 returned with error: %d '%s'\n", errno, strerror(errno)); |
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148 | exit(1); |
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149 | } |
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150 | } |
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151 | else { |
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152 | int status = do_wait(child); |
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153 | print_status(status); |
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154 | } |
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155 | printf("\n"); |
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156 | |
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157 | printf("gibberish arg 3:\n"); |
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158 | if(pid_t child = strict_fork(); child == 0) { |
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159 | int ret = execle(path, "parsebools", "-s=yes", (const char*)0p, env); |
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160 | if(ret < 0) { |
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161 | fprintf(stderr, "Execl 2 returned with error: %d '%s'\n", errno, strerror(errno)); |
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162 | exit(1); |
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163 | } |
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164 | } |
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165 | else { |
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166 | int status = do_wait(child); |
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167 | print_status(status); |
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168 | } |
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169 | printf("\n"); |
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170 | |
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171 | printf("gibberish arg 4:\n"); |
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172 | if(pid_t child = strict_fork(); child == 0) { |
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173 | int ret = execle(path, "parsebools", "-u=yes", (const char*)0p, env); |
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174 | if(ret < 0) { |
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175 | fprintf(stderr, "Execl 2 returned with error: %d '%s'\n", errno, strerror(errno)); |
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176 | exit(1); |
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177 | } |
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178 | } |
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179 | else { |
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180 | int status = do_wait(child); |
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181 | print_status(status); |
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182 | } |
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183 | printf("\n"); |
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184 | |
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185 | printf("All Done!\n"); |
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186 | |
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187 | return 0; |
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188 | } |
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