Mercurial > ecos
annotate packages/language/c/libc/stdlib/current/tests/getenv.c @ 2724:9ab1839abc2c
The getenv test is N/A if the configuration does not have an environ
variable.
| author | bartv |
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| date | Wed, 28 Jan 2009 14:50:20 +0000 |
| parents | ceb6ac6f0ec1 |
| children | 74dbf4c3f2e1 |
| rev | line source |
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1 //================================================================= |
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2 // |
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3 // getenv.c |
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4 // |
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5 // Testcase for C library getenv() |
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6 // |
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7 //================================================================= |
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8 //####ECOSGPLCOPYRIGHTBEGIN#### |
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9 // ------------------------------------------- |
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10 // This file is part of eCos, the Embedded Configurable Operating System. |
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11 // Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc. |
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12 // |
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13 // eCos is free software; you can redistribute it and/or modify it under |
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14 // the terms of the GNU General Public License as published by the Free |
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15 // Software Foundation; either version 2 or (at your option) any later version. |
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16 // |
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17 // eCos is distributed in the hope that it will be useful, but WITHOUT ANY |
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18 // WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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19 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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20 // for more details. |
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21 // |
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22 // You should have received a copy of the GNU General Public License along |
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23 // with eCos; if not, write to the Free Software Foundation, Inc., |
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24 // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. |
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25 // |
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26 // As a special exception, if other files instantiate templates or use macros |
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27 // or inline functions from this file, or you compile this file and link it |
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28 // with other works to produce a work based on this file, this file does not |
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29 // by itself cause the resulting work to be covered by the GNU General Public |
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30 // License. However the source code for this file must still be made available |
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31 // in accordance with section (3) of the GNU General Public License. |
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32 // |
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33 // This exception does not invalidate any other reasons why a work based on |
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34 // this file might be covered by the GNU General Public License. |
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35 // |
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36 // Alternative licenses for eCos may be arranged by contacting Red Hat, Inc. |
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37 // at http://sources.redhat.com/ecos/ecos-license/ |
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38 // ------------------------------------------- |
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39 //####ECOSGPLCOPYRIGHTEND#### |
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40 //================================================================= |
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41 //#####DESCRIPTIONBEGIN#### |
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42 // |
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43 // Author(s): jlarmour |
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44 // Contributors: |
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45 // Date: 2000-04-30 |
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46 // Description: Contains testcode for C library getenv() function |
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47 // |
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48 // |
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49 //####DESCRIPTIONEND#### |
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50 |
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51 // INCLUDES |
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52 |
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53 #include <pkgconf/system.h> |
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54 #include <stdlib.h> // Main header for stdlib functions |
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55 #include <cyg/infra/testcase.h> // Testcase API |
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56 |
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57 #ifdef CYGPKG_ISOINFRA |
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58 # include <pkgconf/isoinfra.h> |
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59 #endif |
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60 #if !defined(CYGINT_ISO_ENVIRON) || (CYGINT_ISO_ENVIRON == 0) |
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61 # define N_A_MSG "There is no implementation of the environ variable" |
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62 #endif |
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63 |
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64 #ifndef N_A_MSG |
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65 // GLOBALS |
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66 |
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67 extern char **environ; // Standard environment definition |
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68 |
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69 // FUNCTIONS |
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70 |
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71 static int |
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72 my_strcmp(const char *s1, const char *s2) |
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73 { |
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74 for ( ; *s1 == *s2 ; s1++,s2++ ) |
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75 { |
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76 if ( *s1 == '\0' ) |
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77 break; |
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78 } // for |
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79 |
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80 return (*s1 - *s2); |
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81 } // my_strcmp() |
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82 |
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83 #ifndef CYGPKG_LIBC_STARTUP |
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84 void cyg_user_start(void) |
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85 #else |
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86 int |
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87 main( int argc, char *argv[] ) |
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88 #endif |
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89 { |
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90 char *str; |
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91 |
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92 char *env1[] = { NULL }; |
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93 char *env2[] = { "WIBBLE=fred", NULL }; |
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94 char *env3[] = { "PATH=/usr/local/bin:/usr/bin", |
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95 "HOME=/home/fred", |
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96 "TEST=1234=5678", |
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97 "home=hatstand", |
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98 NULL }; |
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99 |
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100 CYG_TEST_INIT(); |
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101 |
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102 CYG_TEST_INFO("Starting tests from testcase " __FILE__ " for C " |
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103 "library getenv() function"); |
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104 |
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105 |
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106 // Check 1 |
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107 str = getenv("ThisIsAVeryUnlikelyName"); |
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108 CYG_TEST_PASS_FAIL( str==NULL, "Simple getenv() default environ" ); |
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109 |
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110 // Check 2 |
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111 environ = (char **)&env1; |
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112 str = getenv("wibble"); |
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113 CYG_TEST_PASS_FAIL( str==NULL, "Simple getenv() with empty environ" ); |
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114 |
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115 // Check 3 |
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116 environ = (char **)&env2; |
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117 str = getenv("WIBBLE"); |
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118 CYG_TEST_PASS_FAIL( (str != NULL) && !my_strcmp(str, "fred"), |
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119 "Simple getenv()" ); |
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120 |
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121 // Check 4 |
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122 str = getenv("wibble"); |
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123 CYG_TEST_PASS_FAIL( str==NULL, |
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124 "Simple getenv() for something not in the " |
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125 "environment" ); |
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126 |
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127 // Check 5 |
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128 environ = (char **)&env3; |
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129 str = getenv("PATH"); |
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130 CYG_TEST_PASS_FAIL( (str!= NULL) && |
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131 !my_strcmp(str,"/usr/local/bin:/usr/bin"), |
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132 "Multiple string environment" ); |
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133 |
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134 // Check 6 |
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135 str = getenv("PATh"); |
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136 CYG_TEST_PASS_FAIL( str==NULL, "getenv() for something not in the " |
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137 "environment for multiple string environment" ); |
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138 |
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139 // Check 7 |
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140 str = getenv("home"); |
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141 CYG_TEST_PASS_FAIL( (str != NULL) && !my_strcmp(str, "hatstand"), |
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142 "Case-sensitive environment names" ); |
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143 |
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144 // Check 8 |
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145 str = getenv("TEST"); |
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146 CYG_TEST_PASS_FAIL( (str != NULL) && !my_strcmp(str, "1234=5678"), |
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147 "environment value containing '='" ); |
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148 |
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149 // CYG_TEST_NA("Testing is not applicable to this configuration"); |
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150 |
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151 CYG_TEST_FINISH("Finished tests from testcase " __FILE__ " for C " |
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152 "library getenv() function"); |
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153 |
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154 } // main() |
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155 |
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156 #else // N_A_MSG |
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157 externC void |
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158 cyg_start( void ) |
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159 { |
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160 CYG_TEST_INIT(); |
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161 CYG_TEST_NA( N_A_MSG); |
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162 } |
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163 #endif |
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164 |
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165 // EOF getenv.c |
