2
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1 /*
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2 * Copyright 1992 by Jutta Degener and Carsten Bormann, Technische
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3 * Universitaet Berlin. See the accompanying file "COPYRIGHT" for
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4 * details. THERE IS ABSOLUTELY NO WARRANTY FOR THIS SOFTWARE.
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5 *
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6 * Updated by KIRCHHERR (FI/DBP Telekom) for Alpha VMS/Apx: included unixio.h
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7 */
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8
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9 /* $Header: /home/kbs/jutta/src/gsm/gsm-1.0/add-test/RCS/add_test.c,v 1.1 1992/10/28 00:09:10 jutta Exp $ */
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10
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11 #include <stdio.h>
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12 #include <stdlib.h>
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13 #include <string.h>
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14
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15 #ifdef VMS
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16 #include <unixio.h>
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17 #endif
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18
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19 #define GSM_IMPLEMENTATION
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20 #include "private.h"
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21 #include "gsm.h"
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22
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23 #include "add.c"
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24
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25 int interactive = 1;
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26
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27 char *opname;
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28 longword L_op1, L_op2, L_expect;
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29 word op1, op2, expect;
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30 int do_expect;
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31
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32 void help()
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33 {
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34 puts(" add a b sub a b mult a b div a b");
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35 puts("L_add A B L_sub A B L_mult A B mult_r a b");
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36 puts("");
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37 puts("abs a norm a >> a b << a b");
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38 puts(" L_>> A B L_<< A B");
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39
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40 }
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41
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42 char *strtek P2((str, sep), char *str, char *sep)
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43 {
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44
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45 static char *S = (char *) 0;
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46 char *c, *base;
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47
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48 if (str)
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49 S = str;
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50
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51 if (!S || !*S)
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52 return (char *) 0;
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53
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54 /* Skip delimiters.
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55 */
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56 while (*S) {
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57 for (c = sep; *c && *c != *S; c++);
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58 if (*c)
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59 *S++ = 0;
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60 else
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61 break;
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62 }
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63
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64 base = S;
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65
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66 /* Skip non-delimiters.
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67 */
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68 for (base = S; *S; S++) {
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69
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70 for (c = sep; *c; c++)
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71 if (*c == *S) {
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72 *S++ = 0;
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73 return base;
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74 }
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75 }
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76
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77 return base == S ? (char *) 0 : base;
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78 }
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79
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80 long value P1((s), char *s)
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81 {
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82 switch (*s) {
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83 case '-':
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84 switch (s[1]) {
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85 case '\0':
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86 return MIN_WORD;
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87 case '-':
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88 return MIN_LONGWORD;
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89 default:
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90 break;
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91 }
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92 break;
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93
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94 case '+':
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95 switch (s[1]) {
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96 case '\0':
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97 return MAX_WORD;
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98 case '+':
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99 return MAX_LONGWORD;
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100 default:
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101 break;
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102 }
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103 default:
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104 break;
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105 }
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106
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107 return strtol(s, (char **) 0, 0);
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108 }
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109
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110 char *parse P1((buf), char *buf)
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111 {
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112 char *s, *a;
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113 long l;
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114
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115 if ((a = strchr(buf, '=')) != NULL)
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116 *a++ = 0;
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117
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118 opname = s = strtek(buf, " \t(");
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119 if (!s)
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120 return (char *) 0;
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121
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122 op1 = op2 = L_op1 = L_op2 = 0;
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123
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124 if ((s = strtek((char *) 0, "( \t,")) != NULL) {
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125 op1 = L_op1 = value(s);
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126 if ((s = strtek((char *) 0, ", \t)")) != NULL)
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127 op2 = L_op2 = value(s);
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128 }
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129
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130 if (a) {
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131 do_expect = 1;
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132 while (*a == ' ' || *a == '\t')
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133 a++;
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134 expect = L_expect = value(a);
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135 }
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136
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137 return opname;
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138 }
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139
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140 void fprint_word P2((f, w), FILE * f, word w)
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141 {
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142 if (!w)
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143 putc('0', f);
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144 else
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145 fprintf(f, "0x%4.4x (%d%s)",
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146 (unsigned int) w,
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147 (int) w, w == MIN_WORD ? "/-" : (w == MAX_WORD ? "/+" : ""));
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148 }
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149
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150 void print_word P1((w), word w)
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151 {
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152 fprint_word(stdout, w);
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153 }
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154
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155 void fprint_longword P2((f, w), FILE * f, longword w)
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156 {
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157 if (!w)
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158 putc('0', f);
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159 else
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160 fprintf(f, "0x%8.8x (%ld%s)",
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161 w, w, w == MIN_WORD ? "/-"
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162 : (w == MAX_WORD ? "/+"
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163 : (w == (longword) MIN_LONGWORD ? "/--"
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164 : (w == (longword) MAX_LONGWORD ? "/++" : ""))));
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165 }
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166
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167 void print_longword P1((w), longword w)
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168 {
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169 fprint_longword(stdout, w);
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170 }
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171
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172 void do_longword P1((w), longword w)
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173 {
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174 if (interactive)
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175 print_longword(w);
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176 if (do_expect) {
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177 if (w != L_expect) {
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178 if (!interactive)
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179 fprint_longword(stderr, w);
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180 fprintf(stderr, " != %s (%ld, %ld) -- expected ",
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181 opname, L_op1, L_op2);
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182 fprint_longword(stderr, L_expect);
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183 putc('\n', stderr);
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184 }
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185 } else if (interactive)
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186 putchar('\n');
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187 }
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188
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189 void do_word P1((w), word w)
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190 {
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191 if (interactive)
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192 print_word(w);
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193 if (do_expect) {
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194 if (w != expect) {
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195 if (!interactive)
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196 fprint_word(stderr, w);
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197 fprintf(stderr, " != %s (%ld, %ld) -- expected ",
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198 opname, L_op1, L_op2);
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199 fprint_word(stderr, expect);
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200 putc('\n', stderr);
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201 }
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202 } else if (interactive)
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203 putchar('\n');
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204 }
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205
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206 int main(argc, argv)
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207 int argc;
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208 char *argv[];
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209 {
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210 char buf[299];
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211 char *c;
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212 FILE *datain;
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213
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214 if (argc > 1)
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215 datain = fopen(argv[1], "r");
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216 else
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217 datain = stdin;
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218
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219 if (datain == NULL) {
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220 perror("Invalid input file!\n");
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221 exit(1);
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222 }
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223
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224 interactive = isatty(fileno(datain));
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225
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226 for (;;) {
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227 if (interactive)
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228 fprintf(stderr, "? ");
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229
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230 if (!fgets(buf, sizeof(buf), datain))
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231 exit(0);
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232 if ((c = strchr(buf, '\n')) != NULL)
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233 *c = 0;
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234
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235 if (*buf == ';' || *buf == '#')
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236 continue;
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237 if (*buf == '\'') {
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238 puts(buf + 1);
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239 continue;
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240 }
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241 if (*buf == '\"') {
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242 fprintf(stderr, "%s\n", buf + 1);
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243 continue;
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244 }
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245
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246 c = parse(buf);
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247
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248 if (!c)
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249 continue;
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250 if (!strcmp(c, "add")) {
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251 do_word(gsm_add(op1, op2));
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252 continue;
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253 }
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254 if (!strcmp(c, "sub")) {
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255 do_word(gsm_sub(op1, op2));
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256 continue;
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257 }
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258 if (!strcmp(c, "mult")) {
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259 do_word(gsm_mult(op1, op2));
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260 continue;
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261 }
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262 if (!strcmp(c, "mult_r")) {
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263 do_word(gsm_mult_r(op1, op2));
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264 continue;
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265 }
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266 if (!strcmp(c, "abs")) {
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267 do_word(gsm_abs(op1));
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268 continue;
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269 }
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270 if (!strcmp(c, "div")) {
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271 do_word(gsm_div(op1, op2));
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272 continue;
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273 }
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274 if (!strcmp(c, "norm")) {
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275 do_word(gsm_norm(L_op1));
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276 continue;
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277 }
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278 if (!strcmp(c, "<<")) {
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279 do_word(gsm_asl(op1, op2));
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280 continue;
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281 }
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282 if (!strcmp(c, ">>")) {
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283 do_word(gsm_asr(op1, op2));
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284 continue;
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285 }
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286 if (!strcmp(c, "L_mult")) {
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287 do_longword(gsm_L_mult(op1, op2));
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288 continue;
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289 }
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290 if (!strcmp(c, "L_add")) {
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291 do_longword(gsm_L_add(L_op1, L_op2));
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292 continue;
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293 }
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294 if (!strcmp(c, "L_sub")) {
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295 do_longword(gsm_L_sub(L_op1, L_op2));
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296 continue;
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297 }
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298 if (!strcmp(c, "L_<<")) {
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299 do_longword(gsm_L_asl(L_op1, L_op2));
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300 continue;
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301 }
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302 if (!strcmp(c, "L_>>")) {
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303 do_longword(gsm_L_asr(L_op1, L_op2));
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304 continue;
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305 }
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306 help();
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307 }
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308 }
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