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annotate packages/hal/common/current/tests/vaargs.c @ 177:4c750ce71ae3

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Merge from eCos master repository on 2001-08-10-19:22:57-BST
author jlarmour
date Fri, 10 Aug 2001 19:27:55 +0000
parents
children 022f1e506033
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1 //=================================================================
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2 //
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3 // vaargs.c
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4 //
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5 // HAL variable argument calls test
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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 Red Hat eCos Public License
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12 // Version 1.1 (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://www.redhat.com/
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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 Configurable Operating System,
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22 // released September 30, 1998.
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23 //
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24 // The Initial Developer of the Original Code is Red Hat.
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25 // Portions created by Red Hat are
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26 // Copyright (C) 1998, 1999, 2000, 2001 Red Hat, Inc.
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27 // All Rights Reserved.
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28 // -------------------------------------------
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29 //
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30 //####COPYRIGHTEND####
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31 //==========================================================================
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32 //#####DESCRIPTIONBEGIN####
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33 //
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34 // Author(s): jskov
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35 // Contributors: jskov
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36 // Date: 2001-08-03
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37 //####DESCRIPTIONEND####
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38 //==========================================================================
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39
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40 #include <cyg/infra/testcase.h> // test case macros
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41 #include <cyg/infra/diag.h> // diag_printf
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42 #include <cyg/infra/cyg_ass.h> // assertions
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43
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44 #include <cyg/hal/hal_arch.h> // context macros
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45
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46 #include <stdarg.h> // vaargs magic
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47
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48 // -------------------------------------------------------------------------
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49
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50 int
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51 function(int n, ...)
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52 {
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53 va_list args;
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54 int c = 11 * n;
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55 int i = 1;
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56 int res = 1;
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57
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58 CYG_ASSERT(n >= 0 && n < 8, "Invalid count argument");
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59
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60 va_start(args, n);
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61
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62 for (i = 1; i <= n; c++, i++) {
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63 int v = va_arg(args, int);
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64 if (v != c) {
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65 diag_printf("FAIL:<Bad argument: index %d expected %d got %d>\n", i, c, v);
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66 res = 0;
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67 }
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68 }
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69
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70 va_end(args);
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71
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72 return res;
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73 }
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74
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75 int
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76 function_proxy(int n, va_list args)
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77 {
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78 int c = 11 * n;
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79 int i = 1;
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80 int res = 1;
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81
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82 CYG_ASSERT(n >= 0 && n < 8, "Invalid count argument");
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83
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84 for (i = 1; i <= n; c++, i++) {
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85 int v = va_arg(args, int);
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86 if (v != c) {
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87 diag_printf("FAIL:<Bad argument: index %d expected %d got %d>\n", i, c, v);
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88 res = 0;
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89 }
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90 }
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91
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92 return res;
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93 }
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94
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95 int
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96 proxy(int n, ...)
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97 {
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98 int res;
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99 va_list args;
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100
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101 va_start(args, n);
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102 res = function_proxy(n, args);
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103 va_end(args);
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104
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105 return res;
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106 }
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107
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108
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109 void
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110 entry(void)
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111 {
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112 int res;
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113
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114 res = function(0);
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115 res &= function(1, 11);
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116 res &= function(2, 22, 23);
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117 res &= function(3, 33, 34, 35);
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118 res &= function(4, 44, 45, 46, 47);
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119 res &= function(5, 55, 56, 57, 58, 59);
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120 res &= function(6, 66, 67, 68, 69, 70, 71);
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121 res &= function(7, 77, 78, 79, 80, 81, 82, 83);
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122 CYG_TEST_PASS_FAIL(res, "Direct vaargs calls");
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123
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124 res = proxy(0);
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125 res &= proxy(1, 11);
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126 res &= proxy(2, 22, 23);
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127 res &= proxy(3, 33, 34, 35);
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128 res &= proxy(4, 44, 45, 46, 47);
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129 res &= proxy(5, 55, 56, 57, 58, 59);
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130 res &= proxy(6, 66, 67, 68, 69, 70, 71);
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131 res &= proxy(7, 77, 78, 79, 80, 81, 82, 83);
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132 CYG_TEST_PASS_FAIL(res, "Proxy vaargs calls");
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133
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134 CYG_TEST_FINISH("HAL vaargs test");
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135 }
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136
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137 // -------------------------------------------------------------------------
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138
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139 externC void
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140 cyg_start( void )
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141 {
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142 entry();
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143 }
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144
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145 // -------------------------------------------------------------------------
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146 // EOF vaargs.c