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