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1 //================================================================= |
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2 // |
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3 // memchr.c |
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4 // |
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5 // Testcase for C library memchr() |
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6 // |
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7 //================================================================= |
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8 //####COPYRIGHTBEGIN#### |
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9 // |
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10 // ------------------------------------------- |
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11 // The contents of this file are subject to the Cygnus eCos Public License |
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12 // Version 1.0 (the "License"); you may not use this file except in |
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13 // compliance with the License. You may obtain a copy of the License at |
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14 // http://sourceware.cygnus.com/ecos |
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15 // |
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16 // Software distributed under the License is distributed on an "AS IS" |
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17 // basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the |
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18 // License for the specific language governing rights and limitations under |
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19 // the License. |
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20 // |
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21 // The Original Code is eCos - Embedded Cygnus Operating System, released |
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22 // September 30, 1998. |
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23 // |
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24 // The Initial Developer of the Original Code is Cygnus. Portions created |
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25 // by Cygnus are Copyright (C) 1998,1999 Cygnus Solutions. All Rights Reserved. |
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26 // ------------------------------------------- |
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27 // |
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28 //####COPYRIGHTEND#### |
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29 //================================================================= |
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30 //#####DESCRIPTIONBEGIN#### |
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31 // |
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32 // Author(s): ctarpy, jlarmour |
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33 // Contributors: jlarmour |
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34 // Date: 1998/6/3 |
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35 // Description: Contains testcode for C library memchr() function |
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36 // |
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37 // |
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38 //####DESCRIPTIONEND#### |
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39 |
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40 // Declarations for test system: |
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41 // |
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42 // TESTCASE_TYPE=CYG_TEST_MODULE |
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43 // COMPOUND_TESTCASE |
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44 |
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45 |
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46 // CONFIGURATION |
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47 |
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48 #include <pkgconf/libc.h> // Configuration header |
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49 |
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50 // INCLUDES |
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51 |
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52 #include <string.h> |
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53 #include <cyg/infra/testcase.h> |
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54 #include <sys/cstartup.h> // C library initialisation |
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55 |
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56 |
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57 // FUNCTIONS |
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58 |
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59 |
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60 externC void |
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61 cyg_package_start( void ) |
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62 { |
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63 #ifdef CYGPKG_LIBC |
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64 cyg_iso_c_start(); |
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65 #else |
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66 (void)main(0, NULL); |
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67 #endif |
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68 } // cyg_package_start() |
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69 |
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70 |
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71 // Functions to avoid having to use libc strings |
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72 |
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73 #ifdef CYGPKG_LIBC |
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74 static int my_strcmp(const char *s1, const char *s2) |
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75 { |
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76 for ( ; *s1 == *s2 ; s1++,s2++ ) |
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77 { |
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78 if ( *s1 == '\0' ) |
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79 break; |
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80 } // for |
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81 |
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82 return (*s1 - *s2); |
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83 } // my_strcmp() |
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84 #endif |
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85 |
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86 |
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87 int main( int argc, char *argv[] ) |
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88 { |
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89 #ifdef CYGPKG_LIBC |
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90 char x[] = "Your feeble skills are no match for the power of " |
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91 "the dark side!"; |
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92 void *ret; |
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93 #endif |
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94 |
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95 CYG_TEST_INIT(); |
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96 |
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97 CYG_TEST_INFO("Starting tests from testcase " __FILE__ " for C library " |
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98 "memchr() function"); |
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99 |
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100 #ifdef CYGPKG_LIBC |
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101 // Check 1 |
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102 ret = memchr(x, (int)'k', sizeof(x)); |
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103 CYG_TEST_PASS_FAIL( (my_strcmp(ret, x+13) == 0), "Simple test 1" ); |
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104 |
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105 // Check 2 |
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106 ret = memchr(x, (int)'p', sizeof(x)); |
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107 CYG_TEST_PASS_FAIL( (my_strcmp(ret, x+40) == 0), "Simple test 2" ); |
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108 |
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109 // Check 3 |
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110 ret = memchr(x, (int)'z', sizeof(x)); |
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111 CYG_TEST_PASS_FAIL( (ret == NULL), "Simple test 3" ); |
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112 |
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113 // Check 4 (boundary condition) |
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114 ret = memchr(x, (int)'\0', sizeof(x)); |
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115 CYG_TEST_PASS_FAIL( ret == (x+sizeof(x)-1), "Boundary test 1" ); |
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116 |
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117 // Check 5 (boundary condition) |
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118 ret = memchr(x, (int)'\0', sizeof(x)-1); |
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119 CYG_TEST_PASS_FAIL( ret == NULL, "Boundary test 2" ); |
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120 |
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121 // Check 6 (boundary condition) |
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122 ret = memchr( (void *)"", (int)'\0', 0 ); |
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123 CYG_TEST_PASS_FAIL( ret == NULL, "Boundary test 3" ); |
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124 |
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125 #else // ifndef CYGPKG_LIBC |
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126 CYG_TEST_NA("Testing is not applicable to this configuration"); |
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127 #endif // ifndef CYGPKG_LIBC |
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128 |
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129 CYG_TEST_FINISH("Finished tests from testcase " __FILE__ " for C library " |
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130 "memchr() function"); |
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131 } // main() |
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132 |
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133 // EOF memchr.c |
