1 | /* $Id: dll-c.c,v 1.1 2002-05-16 11:37:06 bird Exp $
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2 | *
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3 | * Test DLL.
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4 | *
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5 | * Copyright (c) 2002 knut st. osmundsen (bird@anduin.net)
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6 | *
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7 | * GPL
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8 | *
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9 | */
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10 |
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11 | /*******************************************************************************
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12 | * Defined Constants And Macros *
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13 | *******************************************************************************/
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14 | #ifdef DEBUG
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15 | #define _STR "\"DEBUG\" "
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16 | #else
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17 | #define _STR ""
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18 | #endif
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19 |
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20 | #ifdef __cplusplus
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21 | extern "C" {
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22 | #endif
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23 |
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24 | #if (defined(__IBMCPP__) || defined(__IBMC__))
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25 |
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26 | #define DLLENTRYPOINT_CCONV _System
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27 | #define DLLENTRYPOINT_NAME _DLL_InitTerm
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28 |
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29 | #if (__IBMCPP__ == 300) || (__IBMC__ == 300)
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30 | void _Optlink __ctordtorInit( void );
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31 | #define ctordtorInit() __ctordtorInit()
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32 |
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33 | void _Optlink __ctordtorTerm( void );
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34 | #define ctordtorTerm() __ctordtorTerm()
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35 |
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36 | #elif (__IBMCPP__ == 360) || (__IBMC__ == 360)
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37 | void _Optlink __ctordtorInit( int flag );
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38 | #define ctordtorInit() __ctordtorInit(0)
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39 |
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40 | void _Optlink __ctordtorTerm( int flag );
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41 | #define ctordtorTerm() __ctordtorTerm(0)
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42 |
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43 | #else
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44 | #error "Unknown compiler!"
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45 | #endif
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46 |
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47 | int _Optlink _CRT_init(void);
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48 | void _Optlink _CRT_term(void);
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49 |
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50 | #elif defined(__WATCOMC__)
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51 |
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52 | #define DLLENTRYPOINT_CCONV _syscall
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53 | #define DLLENTRYPOINT_NAME LibMain
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54 |
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55 | #define ctordtorInit() ((void)0)
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56 | #define ctordtorTerm() ((void)0)
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57 |
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58 | #define _CRT_init() ((void)0)
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59 | #define _CRT_term() ((void)0)
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60 |
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61 | #endif
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62 |
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63 | #ifdef __cplusplus
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64 | }
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65 | #endif
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66 |
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67 |
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68 |
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69 |
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70 | /*******************************************************************************
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71 | * Header Files *
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72 | *******************************************************************************/
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73 | #include <stdio.h>
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74 | #include <math.h>
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75 |
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76 | #ifdef OS2
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77 | #include <os2.h>
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78 | #define OSCALL APIENTRY
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79 | #endif
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80 |
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81 | /**
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82 | * Testprogram.
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83 | * @returns 0 on success.
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84 | */
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85 | int OSCALL FOO42(void)
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86 | {
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87 | long double lrd = asin(cos(0));
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88 | lrd = lrd;
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89 |
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90 | #if !defined(DLLENTRYPOINT_NAME)
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91 | puts("DLLInit");
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92 | #endif
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93 |
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94 | #ifdef __cplusplus
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95 | puts("Hello \"C++\" "_STR"World!");
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96 | #else
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97 | puts("Hello \"C\" "_STR"World!");
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98 | #endif
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99 |
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100 | /*
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101 | * Define assertions.
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102 | */
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103 | #ifdef __32BIT__
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104 | # ifdef __16BIT__
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105 | puts("error: __16BIT__ && __32BIT__ is defined!");
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106 | # else
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107 | puts("__32BIT__");
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108 | # endif
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109 | #else
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110 | # ifdef __16BIT__
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111 | puts("__16BIT__");
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112 | # else
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113 | puts("error: __16BIT__ nor __32BIT__ is defined!");
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114 | # endif
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115 |
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116 | #endif
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117 |
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118 | #if !defined(OS2) && !defined(WIN32) && !defined(LINUX)
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119 | puts("error: OS is not defined!");
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120 | #endif
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121 |
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122 | return 0;
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123 | }
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124 |
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125 |
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126 | int OSCALL FOONAME(void)
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127 | {
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128 | puts("FOOName");
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129 | #if !defined(DLLENTRYPOINT_NAME)
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130 | puts("DLLTerm");
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131 | #endif
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132 | return 0;
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133 | }
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134 |
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135 |
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136 | #if defined(DLLENTRYPOINT_NAME) && defined(OS2)
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137 | int DLLENTRYPOINT_CCONV DLLENTRYPOINT_NAME(int hmod, int fFlags)
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138 | {
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139 | switch (fFlags)
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140 | {
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141 | case 0:
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142 | {
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143 | ctordtorInit();
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144 | _CRT_init();
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145 | puts("DLLInit");
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146 | break;
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147 | }
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148 |
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149 | case 1:
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150 | {
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151 | #ifdef __WATCOMC__
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152 | /* probably already terminated by now. */
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153 | #ifdef __16BIT__
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154 | USHORT Dummy;
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155 | #else
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156 | ULONG Dummy;
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157 | #endif
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158 | DosWrite((HFILE)1 /*HF_STDOUT*/, "DLLTerm\r\n", 9, &Dummy);
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159 | #else
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160 | puts("DLLTerm");
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161 | #endif
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162 | ctordtorTerm();
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163 | _CRT_term();
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164 | break;
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165 | }
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166 |
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167 | default:
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168 | return 0;
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169 | }
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170 | return 1;
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171 | }
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172 | #endif
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