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Rev | Author | Line No. | Line |
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1200 | giacomo | 1 | #include <kernel/kern.h> |
1199 | giacomo | 2 | #include <stdlib.h> |
3 | #include <string.h> |
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4 | #include <stdio.h> |
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5 | #include "parser.h" |
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6 | |||
1207 | giacomo | 7 | //#define PARSER_DEBUG |
1199 | giacomo | 8 | |
9 | static int find_break(char **buf, int find_type, struct timespec *time, int *val) |
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10 | { |
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11 | |||
12 | int i; |
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13 | char str[20]; |
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14 | |||
15 | i = 0; |
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1206 | giacomo | 16 | while (((char *)(*buf))[i] == ' ' || ((char *)(*buf))[i] == ':' || |
17 | ((char *)(*buf))[i] == '\n' || ((char *)(*buf))[i] == '\r') i++; |
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1199 | giacomo | 18 | *buf += i; |
1206 | giacomo | 19 | |
20 | if (!strncmp(*buf,"END",3) && find_type == PAR_NOTHING) { |
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21 | *buf += 5; |
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22 | return PAR_END; |
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23 | } |
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1199 | giacomo | 24 | |
1206 | giacomo | 25 | i = 0; |
26 | if (((char *)(*buf))[0] == '#' && find_type == PAR_NOTHING) { |
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27 | while (((char *)(*buf))[i] != '\n' && ((char *)(*buf))[i] != '\r') i++; |
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28 | *buf += i; |
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29 | return PAR_FOUND; |
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30 | } |
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31 | |||
1199 | giacomo | 32 | switch (find_type) { |
1200 | giacomo | 33 | |
34 | case PAR_NOTHING: |
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1206 | giacomo | 35 | if (((char *)(*buf))[0] == ';' || |
36 | ((char *)(*buf))[0] < 32) { |
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37 | *buf += 1; |
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38 | return PAR_FOUND; |
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39 | } |
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40 | break; |
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1199 | giacomo | 41 | |
42 | case PAR_TOTAL_EXEC_TIME: |
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43 | if (!strncmp(*buf, "TOTAL_EXEC_TIME:",16)) { |
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44 | *buf += 16; |
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45 | return PAR_FOUND; |
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46 | } |
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47 | break; |
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48 | |||
49 | case PAR_TIME: |
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50 | if (((char *)(*buf))[0] != '[') return PAR_ERROR; |
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51 | *buf += 1; |
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52 | i = 0; |
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53 | while (((char *)(*buf))[i] >= '0' && ((char *)(*buf))[i] <= '9') { |
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54 | str[i] = ((char *)(*buf))[i]; |
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55 | i++; |
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56 | } |
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57 | if (((char *)(*buf))[i] != ']') return PAR_ERROR; |
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58 | str[i] = 0; |
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59 | time->tv_sec = atoi(str); |
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60 | i += 2; |
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61 | *buf += i; |
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62 | i = 0; |
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63 | while (((char *)(*buf))[i] >= '0' && ((char *)(*buf))[i] <= '9') { |
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64 | str[i] = ((char *)(*buf))[i]; |
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65 | i++; |
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66 | } |
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67 | if (((char *)(*buf))[i] != ']') return PAR_ERROR; |
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68 | str[i] = 0; |
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69 | time->tv_nsec = atoi(str) * 1000; |
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70 | i += 2; |
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71 | *buf += i; |
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72 | return PAR_FOUND; |
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73 | break; |
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74 | |||
75 | case PAR_TASK_TYPE: |
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76 | if (!strncmp(*buf, "NRT:",4)) { |
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77 | *val = PAR_TASK_NRT; |
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78 | *buf += 4; |
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79 | return PAR_FOUND; |
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80 | } |
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81 | if (!strncmp(*buf, "HARD:",5)) { |
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82 | *val = PAR_TASK_HARD; |
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83 | *buf += 5; |
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84 | return PAR_FOUND; |
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85 | } |
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86 | if (!strncmp(*buf, "SOFT:",5)) { |
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87 | *val = PAR_TASK_SOFT; |
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88 | *buf += 5; |
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89 | return PAR_FOUND; |
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90 | } |
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1208 | giacomo | 91 | if (!strncmp(*buf, "BACK:",5)) { |
92 | *val = PAR_TASK_BACK; |
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93 | *buf += 5; |
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94 | return PAR_FOUND; |
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95 | } |
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1199 | giacomo | 96 | break; |
97 | |||
98 | case PAR_TASK_NUMBER: |
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99 | if (((char *)(*buf))[0] != '[') return PAR_ERROR; |
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100 | *buf += 1; |
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101 | i = 0; |
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102 | while (((char *)(*buf))[i] >= '0' && ((char *)(*buf))[i] <= '9') { |
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103 | str[i] = ((char *)(*buf))[i]; |
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104 | i++; |
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105 | } |
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106 | if (((char *)(*buf))[i] != ']') return PAR_ERROR; |
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107 | str[i] = 0; |
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108 | *val = atoi(str); |
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109 | i += 2; |
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110 | *buf += i; |
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111 | return PAR_FOUND; |
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112 | break; |
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113 | |||
114 | case PAR_ACT_TYPE: |
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115 | if (!strncmp(*buf,"ACT_SINGLE(",11)) { |
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116 | *buf += 11; |
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117 | *val = PAR_ACT_SINGLE; |
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118 | return PAR_FOUND; |
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119 | } |
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120 | if (!strncmp(*buf,"ACT_PERIODIC(",13)) { |
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121 | *buf += 13; |
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122 | *val = PAR_ACT_PERIODIC; |
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123 | return PAR_FOUND; |
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124 | } |
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125 | if (!strncmp(*buf,"ACT_MEAN(",9)) { |
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126 | *buf += 9; |
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127 | *val = PAR_ACT_MEAN; |
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128 | return PAR_FOUND; |
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129 | } |
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1203 | giacomo | 130 | if (!strncmp(*buf,"ACT_GAUSS(",10)) { |
131 | *buf += 10; |
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132 | *val = PAR_ACT_GAUSS; |
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1199 | giacomo | 133 | return PAR_FOUND;; |
134 | } |
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1203 | giacomo | 135 | if (!strncmp(*buf,"ACT_GAUSS_MAX(",14)) { |
136 | *buf += 14; |
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137 | *val = PAR_ACT_GAUSS_MAX; |
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1199 | giacomo | 138 | return PAR_FOUND; |
139 | } |
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140 | return PAR_ERROR; |
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141 | break; |
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142 | |||
143 | case PAR_EXEC_TYPE: |
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144 | if (!strncmp(*buf,"EXEC_CONST(",11)) { |
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145 | *buf += 11; |
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146 | *val = PAR_EXEC_CONST; |
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147 | return PAR_FOUND; |
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148 | } |
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149 | if (!strncmp(*buf,"EXEC_MEAN(",10)) { |
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150 | *buf += 10; |
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151 | *val = PAR_EXEC_MEAN; |
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152 | return PAR_FOUND; |
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153 | } |
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1203 | giacomo | 154 | if (!strncmp(*buf,"EXEC_GAUSS(",11)) { |
155 | *buf += 11; |
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156 | *val = PAR_EXEC_GAUSS; |
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1199 | giacomo | 157 | return PAR_FOUND; |
158 | } |
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1203 | giacomo | 159 | if (!strncmp(*buf,"EXEC_GAUSS_MAX(",15)) { |
160 | *buf += 15; |
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161 | *val = PAR_EXEC_GAUSS_MAX; |
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1199 | giacomo | 162 | return PAR_FOUND; |
163 | } |
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164 | return PAR_ERROR; |
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165 | break; |
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166 | |||
1206 | giacomo | 167 | case PAR_CRIT_SESSION: |
168 | if (!strncmp(*buf,"NO_CRIT",7)) { |
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169 | *buf += 7; |
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170 | *val = PAR_NO_CRIT; |
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171 | return PAR_FOUND; |
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172 | } |
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173 | if (!strncmp(*buf,"CRIT(",5)) { |
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174 | *buf += 5; |
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175 | *val = PAR_CRIT; |
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176 | return PAR_FOUND; |
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177 | } |
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178 | return PAR_ERROR; |
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179 | break; |
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180 | |||
1199 | giacomo | 181 | } |
182 | |||
183 | return PAR_ERROR; |
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184 | |||
185 | } |
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186 | |||
187 | void par_error(int line_num) |
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188 | { |
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189 | |||
190 | cprintf("\nParser error: line [%d]\n",line_num); |
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1200 | giacomo | 191 | sys_end(); |
1199 | giacomo | 192 | |
193 | } |
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194 | |||
1200 | giacomo | 195 | /* result: |
196 | * 0 -> nothing |
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197 | * 1 -> total |
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198 | * 2 -> new task-loader |
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1206 | giacomo | 199 | * 3 -> end file |
1200 | giacomo | 200 | */ |
1206 | giacomo | 201 | int line_parser(char **pbuf, int line_num, struct timespec *total, struct loader_task **last) |
1199 | giacomo | 202 | { |
1200 | giacomo | 203 | struct timespec time; |
204 | struct loader_task *ld = NULL; |
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1199 | giacomo | 205 | int val, res; |
206 | |||
1206 | giacomo | 207 | res = find_break(pbuf, PAR_NOTHING, &time, &val); |
1200 | giacomo | 208 | if (res == PAR_FOUND) return 0; |
1206 | giacomo | 209 | if (res == PAR_END) return 3; |
1200 | giacomo | 210 | |
1206 | giacomo | 211 | res = find_break(pbuf,PAR_TOTAL_EXEC_TIME, &time, &val); |
1199 | giacomo | 212 | if (res == PAR_FOUND) { |
1200 | giacomo | 213 | NULL_TIMESPEC(total); |
1206 | giacomo | 214 | res = find_break(pbuf, PAR_TIME, &time, &val); |
1199 | giacomo | 215 | if (res == PAR_FOUND) { |
1200 | giacomo | 216 | TIMESPEC_ASSIGN(total,&time); |
1199 | giacomo | 217 | #ifdef PARSER_DEBUG |
1200 | giacomo | 218 | cprintf("TOTAL EXEC TIME SEC = %ld NSEC = %ld\n",total->tv_sec,total->tv_nsec); |
1199 | giacomo | 219 | #endif |
1200 | giacomo | 220 | return 1; |
221 | } else par_error(line_num); |
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1199 | giacomo | 222 | } |
223 | |||
1206 | giacomo | 224 | res = find_break(pbuf,PAR_TASK_TYPE, &time, &val); |
1199 | giacomo | 225 | if (res == PAR_FOUND) { |
226 | #ifdef PARSER_DEBUG |
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227 | cprintf("TASK TYPE = %d\n",val); |
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228 | #endif |
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229 | |||
1200 | giacomo | 230 | ld = malloc(sizeof(struct loader_task)); |
231 | if (ld == NULL) par_error(line_num); |
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232 | |||
233 | ld->next = NULL; |
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1201 | giacomo | 234 | *last = ld; |
1200 | giacomo | 235 | |
236 | ld->task_type = val; |
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237 | |||
238 | } else par_error(line_num); |
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239 | |||
1206 | giacomo | 240 | res = find_break(pbuf,PAR_TASK_NUMBER, &time, &val); |
1199 | giacomo | 241 | if (res == PAR_FOUND) { |
242 | #ifdef PARSER_DEBUG |
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243 | cprintf("TASK LEVEL = %d\n",val); |
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244 | #endif |
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245 | |||
1200 | giacomo | 246 | ld->task_level = val; |
247 | |||
248 | } else par_error(line_num); |
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249 | |||
1206 | giacomo | 250 | res = find_break(pbuf,PAR_TASK_NUMBER, &time, &val); |
1199 | giacomo | 251 | if (res == PAR_FOUND) { |
252 | #ifdef PARSER_DEBUG |
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253 | cprintf("TASK NUMBER = %d\n",val); |
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254 | #endif |
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255 | |||
1200 | giacomo | 256 | ld->number = val; |
257 | |||
258 | } else par_error(line_num); |
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259 | |||
1206 | giacomo | 260 | res = find_break(pbuf,PAR_ACT_TYPE, &time, &val); |
1199 | giacomo | 261 | if (res == PAR_FOUND) { |
262 | #ifdef PARSER_DEBUG |
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263 | cprintf("ACTIVATION TYPE: %d (",val); |
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264 | #endif |
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1200 | giacomo | 265 | |
266 | ld->act_type = val; |
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1199 | giacomo | 267 | |
1206 | giacomo | 268 | res = find_break(pbuf,PAR_TIME, &time, &val); |
1199 | giacomo | 269 | if (res == PAR_FOUND) { |
270 | #ifdef PARSER_DEBUG |
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271 | cprintf("[%ld][%ld]",time.tv_sec,time.tv_nsec/1000); |
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272 | #endif |
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1200 | giacomo | 273 | TIMESPEC_ASSIGN(&ld->act_par_1,&time); |
274 | } else par_error(line_num); |
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1199 | giacomo | 275 | |
1200 | giacomo | 276 | if (ld->act_type != PAR_ACT_SINGLE) { |
1206 | giacomo | 277 | res = find_break(pbuf,PAR_TIME, &time, &val); |
1199 | giacomo | 278 | if (res == PAR_FOUND) { |
279 | #ifdef PARSER_DEBUG |
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280 | cprintf(",[%ld][%ld]",time.tv_sec,time.tv_nsec/1000); |
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281 | #endif |
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1200 | giacomo | 282 | TIMESPEC_ASSIGN(&ld->act_par_2,&time); |
283 | } else par_error(line_num); |
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1199 | giacomo | 284 | } |
285 | |||
1200 | giacomo | 286 | if (ld->act_type != PAR_ACT_SINGLE && ld->act_type != PAR_ACT_PERIODIC) { |
1206 | giacomo | 287 | res = find_break(pbuf,PAR_TIME, &time, &val); |
1199 | giacomo | 288 | if (res == PAR_FOUND) { |
289 | #ifdef PARSER_DEBUG |
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290 | cprintf(",[%ld][%ld]",time.tv_sec,time.tv_nsec/1000); |
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291 | #endif |
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1200 | giacomo | 292 | TIMESPEC_ASSIGN(&ld->act_par_3,&time); |
293 | } else par_error(line_num); |
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1199 | giacomo | 294 | } |
295 | |||
1200 | giacomo | 296 | if (ld->act_type != PAR_ACT_SINGLE && ld->act_type != PAR_ACT_PERIODIC && |
1203 | giacomo | 297 | ld->act_type != PAR_ACT_MEAN && ld->act_type != PAR_ACT_GAUSS) { |
1206 | giacomo | 298 | res = find_break(pbuf,PAR_TIME, &time, &val); |
1199 | giacomo | 299 | if (res == PAR_FOUND) { |
300 | #ifdef PARSER_DEBUG |
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301 | cprintf(",[%ld][%ld]",time.tv_sec,time.tv_nsec/1000); |
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302 | #endif |
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1200 | giacomo | 303 | TIMESPEC_ASSIGN(&ld->act_par_4,&time); |
304 | } else par_error(line_num); |
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1199 | giacomo | 305 | } |
306 | |||
307 | #ifdef PARSER_DEBUG |
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308 | cprintf(")\n"); |
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309 | #endif |
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310 | |||
1200 | giacomo | 311 | } else par_error(line_num); |
1199 | giacomo | 312 | |
1206 | giacomo | 313 | res = find_break(pbuf,PAR_TIME, &time, &val); |
1199 | giacomo | 314 | if (res == PAR_FOUND) { |
315 | #ifdef PARSER_DEBUG |
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1203 | giacomo | 316 | cprintf("DEADLINE: [%ld][%ld]\n",time.tv_sec,time.tv_nsec/1000); |
317 | #endif |
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318 | TIMESPEC_ASSIGN(&ld->deadline,&time); |
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319 | } else par_error(line_num); |
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320 | |||
1206 | giacomo | 321 | res = find_break(pbuf,PAR_TIME, &time, &val); |
1203 | giacomo | 322 | if (res == PAR_FOUND) { |
323 | #ifdef PARSER_DEBUG |
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1199 | giacomo | 324 | cprintf("WCET: [%ld][%ld]\n",time.tv_sec,time.tv_nsec/1000); |
325 | #endif |
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1200 | giacomo | 326 | TIMESPEC_ASSIGN(&ld->wcet,&time); |
327 | } else par_error(line_num); |
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1199 | giacomo | 328 | |
1206 | giacomo | 329 | res = find_break(pbuf,PAR_EXEC_TYPE, &time, &val); |
1199 | giacomo | 330 | if (res == PAR_FOUND) { |
331 | #ifdef PARSER_DEBUG |
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332 | cprintf("EXEC TYPE: %d (",val); |
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333 | #endif |
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1200 | giacomo | 334 | ld->exec_type = val; |
1206 | giacomo | 335 | res = find_break(pbuf,PAR_TIME, &time, &val); |
1199 | giacomo | 336 | if (res == PAR_FOUND) { |
337 | #ifdef PARSER_DEBUG |
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338 | cprintf("[%ld][%ld]",time.tv_sec,time.tv_nsec/1000); |
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339 | #endif |
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1200 | giacomo | 340 | TIMESPEC_ASSIGN(&ld->exec_par_1,&time); |
341 | } else par_error(line_num); |
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1199 | giacomo | 342 | |
1200 | giacomo | 343 | if (ld->exec_type != PAR_EXEC_CONST) { |
1206 | giacomo | 344 | res = find_break(pbuf,PAR_TIME, &time, &val); |
1199 | giacomo | 345 | if (res == PAR_FOUND) { |
346 | #ifdef PARSER_DEBUG |
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347 | cprintf(",[%ld][%ld]",time.tv_sec,time.tv_nsec/1000); |
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348 | #endif |
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1200 | giacomo | 349 | TIMESPEC_ASSIGN(&ld->exec_par_2,&time); |
350 | } else par_error(line_num); |
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1199 | giacomo | 351 | } |
352 | |||
1200 | giacomo | 353 | if (ld->exec_type != PAR_EXEC_CONST && ld->exec_type != PAR_EXEC_MEAN && |
1203 | giacomo | 354 | ld->exec_type != PAR_EXEC_GAUSS) { |
1206 | giacomo | 355 | res = find_break(pbuf,PAR_TIME, &time, &val); |
1199 | giacomo | 356 | if (res == PAR_FOUND) { |
357 | #ifdef PARSER_DEBUG |
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358 | cprintf(",[%ld][%ld]",time.tv_sec,time.tv_nsec/1000); |
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359 | #endif |
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1200 | giacomo | 360 | TIMESPEC_ASSIGN(&ld->exec_par_3,&time); |
361 | } else par_error(line_num); |
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1199 | giacomo | 362 | } |
363 | |||
364 | #ifdef PARSER_DEBUG |
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365 | cprintf(")\n"); |
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366 | #endif |
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367 | |||
1200 | giacomo | 368 | } else par_error(line_num); |
1199 | giacomo | 369 | |
1206 | giacomo | 370 | res = find_break(pbuf,PAR_CRIT_SESSION, &time, &val); |
371 | if (res == PAR_FOUND) { |
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372 | #ifdef PARSER_DEBUG |
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373 | cprintf("CRITITCAL SESSION: %d (",val); |
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374 | #endif |
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375 | ld->crit_type = val; |
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376 | if (ld->crit_type == PAR_CRIT) { |
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377 | res = find_break(pbuf,PAR_TASK_NUMBER, &time, &val); |
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378 | if (res == PAR_FOUND) { |
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379 | #ifdef PARSER_DEBUG |
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380 | cprintf("[%d]",val); |
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381 | #endif |
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382 | ld->resource = val; |
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383 | } else par_error(line_num); |
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384 | res = find_break(pbuf,PAR_TIME, &time, &val); |
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385 | if (res == PAR_FOUND) { |
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386 | #ifdef PARSER_DEBUG |
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387 | cprintf(",[%ld][%ld]",time.tv_sec,time.tv_nsec/1000); |
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388 | #endif |
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389 | TIMESPEC_ASSIGN(&ld->crit_par_1,&time); |
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390 | } else par_error(line_num); |
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391 | res = find_break(pbuf,PAR_TIME, &time, &val); |
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392 | if (res == PAR_FOUND) { |
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393 | #ifdef PARSER_DEBUG |
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394 | cprintf(",[%ld][%ld]",time.tv_sec,time.tv_nsec/1000); |
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395 | #endif |
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396 | TIMESPEC_ASSIGN(&ld->crit_par_2,&time); |
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397 | } else par_error(line_num); |
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398 | res = find_break(pbuf,PAR_TIME, &time, &val); |
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399 | if (res == PAR_FOUND) { |
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400 | #ifdef PARSER_DEBUG |
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401 | cprintf(",[%ld][%ld]",time.tv_sec,time.tv_nsec/1000); |
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402 | #endif |
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403 | TIMESPEC_ASSIGN(&ld->crit_par_3,&time); |
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404 | } else par_error(line_num); |
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405 | res = find_break(pbuf,PAR_TIME, &time, &val); |
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406 | if (res == PAR_FOUND) { |
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407 | #ifdef PARSER_DEBUG |
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408 | cprintf(",[%ld][%ld]",time.tv_sec,time.tv_nsec/1000); |
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409 | #endif |
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410 | TIMESPEC_ASSIGN(&ld->crit_par_4,&time); |
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411 | } else par_error(line_num); |
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412 | |||
413 | } |
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414 | |||
415 | #ifdef PARSER_DEBUG |
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416 | cprintf(")\n"); |
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417 | #endif |
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418 | |||
419 | } else par_error(line_num); |
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420 | |||
1200 | giacomo | 421 | return 2; |
1199 | giacomo | 422 | |
423 | } |
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1200 | giacomo | 424 |