HuntnGather – Blame information for rev 5
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Rev | Author | Line No. | Line |
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1 | office | 1 | /////////////////////////////////////////////////////////////////////////// |
2 | // Copyright (C) 2021 Wizardry and Steamworks - License: MIT // |
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3 | /////////////////////////////////////////////////////////////////////////// |
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4 | |||
5 | #include <stdio.h> |
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6 | #include <stdlib.h> |
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7 | #include <string.h> |
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8 | #include <dirent.h> |
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9 | #include <signal.h> |
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10 | |||
11 | #include <sys/types.h> |
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12 | #include <sys/stat.h> |
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13 | |||
14 | #include <proto/dos.h> |
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15 | #include <proto/exec.h> |
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16 | |||
17 | #include "StringStack.h" |
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18 | |||
5 | office | 19 | #if !defined ___HAVE_GETOPT___ |
1 | office | 20 | #include "getopt.h" |
21 | #endif |
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22 | |||
5 | office | 23 | #if defined ___AmigaOS___ |
24 | #include <dos/dos.h> |
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25 | #include <dos/rdargs.h> |
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26 | #define TEMPLATE "Q=Quiet/S,D=Database/K,P=Path/A/F" |
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27 | #define OPT_QUIET 0 |
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28 | #define OPT_DATABASE 1 |
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29 | #define OPT_PATH 2 |
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30 | #define OPT_COUNT 3 |
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31 | LONG result[OPT_COUNT]; |
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32 | /*************************************************************************/ |
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33 | /* Version string used for querrying the program version. */ |
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34 | /*************************************************************************/ |
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35 | TEXT version_string[] = |
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36 | "\0$VER: Gather 1.4 "__DATE__" by Wizardry and Steamworks"; |
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37 | #endif |
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1 | office | 38 | |
39 | #if !defined TRUE |
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40 | #define TRUE 1; |
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41 | #endif |
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42 | |||
43 | #if !defined FALSE |
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44 | #define FALSE 0; |
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45 | #endif |
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46 | |||
2 | office | 47 | #define MAX_MEM 262144 |
48 | #define DEFAULT_DATABASE_FILE "S:gather.db" |
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1 | office | 49 | |
50 | typedef struct { |
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51 | unsigned int dirs; |
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52 | unsigned int files; |
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53 | } stats; |
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54 | |||
55 | int run = TRUE; |
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56 | int verbose = TRUE; |
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57 | |||
58 | void SignalHandler(int sig) { |
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59 | // Toggle the run flag to stop execution. |
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60 | run = FALSE; |
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61 | } |
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62 | |||
63 | int compare(const void *a, const void *b) { |
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64 | const char **p = (const char **)a; |
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65 | const char **q = (const char **)b; |
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66 | return strcmp(*p, *q); |
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67 | } |
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68 | |||
69 | /* |
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70 | * |
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71 | * Sorts a database file lexicographically. |
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72 | */ |
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73 | void SortDatabase(char *dbFile) { |
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74 | FILE *fp; |
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75 | char *name = NULL; |
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76 | char *path = NULL; |
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77 | char **database; |
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78 | char c; |
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79 | int i; |
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80 | int side; |
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81 | unsigned int line; |
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82 | |||
83 | // Open database file for reading. |
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84 | if((fp = fopen(dbFile, "r")) == NULL) { |
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85 | fprintf(stderr, "Unable to open gather database for reading.\n"); |
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86 | return; |
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87 | } |
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88 | |||
89 | database = (char **) malloc(sizeof(char *)); |
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90 | name = (char *) malloc(sizeof(char)); |
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91 | path = (char *) malloc(sizeof(char)); |
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92 | line = 0; |
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93 | side = 0; |
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94 | i = 0; |
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95 | |||
96 | if(verbose) { |
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97 | fprintf(stdout, "Sorting database: '%s'\n", dbFile); |
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98 | } |
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99 | |||
100 | while(run && fscanf(fp, "%c", &c) == 1) { |
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101 | #if defined ___AmigaOS___ |
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102 | // Check if CTRL+C was pressed and abort the program. |
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103 | if(SetSignal(0L, SIGBREAKF_CTRL_C) & SIGBREAKF_CTRL_C) { |
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104 | run = FALSE; |
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105 | continue; |
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106 | } |
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107 | #endif |
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108 | switch(c) { |
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109 | case '\n': |
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110 | // Load up the name and path into the database variable. |
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111 | database = (char **) realloc(database, (line + 1) * sizeof(char *)); |
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112 | database[line] = (char *) malloc((strlen(name) + strlen(path) + 1 + 1) * sizeof(char)); |
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113 | sprintf(database[line], "%s\t%s", name, path); |
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114 | ++line; |
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115 | |||
116 | free(name); |
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117 | name = (char *) malloc(sizeof(char)); |
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118 | --side; |
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119 | i = 0; |
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120 | |||
121 | break; |
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122 | case '\t': |
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123 | free(path); |
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124 | path = (char *) malloc(sizeof(char)); |
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125 | ++side; |
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126 | i = 0; |
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127 | break; |
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128 | default: |
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129 | switch(side) { |
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130 | case 0: |
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131 | name = (char *) realloc(name, (i + 1 + 1) * sizeof(char)); |
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132 | name[i] = c; |
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133 | name[i + 1] = '\0'; |
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134 | break; |
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135 | case 1: |
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136 | path = (char *) realloc(path, (i + 1 + 1) * sizeof(char)); |
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137 | path[i] = c; |
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138 | path[i + 1] = '\0'; |
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139 | break; |
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140 | default: |
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141 | fprintf(stderr, "Database corrupted.\n"); |
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142 | break; |
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143 | } |
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144 | ++i; |
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145 | break; |
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146 | } |
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147 | } |
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148 | |||
149 | fclose(fp); |
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150 | |||
151 | // Sort the database. |
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152 | qsort(database, line, sizeof(char *), compare); |
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153 | |||
154 | // Write the database lines back to the database. |
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155 | if((fp = fopen(dbFile, "w+")) == NULL) { |
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156 | fprintf(stderr, "Unable to open gather database for writing.\n"); |
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157 | return; |
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158 | } |
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159 | |||
160 | for(i = 0; i < line; ++i) { |
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161 | fprintf(fp, "%s\n", database[i]); |
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162 | } |
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163 | |||
164 | free(database); |
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165 | fclose(fp); |
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166 | } |
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167 | |||
168 | /* |
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169 | * |
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170 | * Updates a database file "dbFile". |
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171 | */ |
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172 | void UpdateDatabase(char *dbFile, stringStack *dirStack, stats *stats) { |
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173 | FILE *fp; |
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174 | DIR *dir; |
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175 | struct dirent *dirEntry; |
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176 | struct stat dirStat; |
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177 | unsigned int size; |
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178 | char *path; |
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179 | char *subPath; |
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180 | |||
181 | if((fp = fopen(dbFile, "w+")) == NULL) { |
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182 | fprintf(stderr, "Unable to open gather database for writing.\n"); |
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183 | return; |
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184 | } |
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185 | |||
186 | while(run && !stringStackIsEmpty(dirStack)) { |
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187 | #if defined ___AmigaOS___ |
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188 | // Check if CTRL+C was pressed and abort the program. |
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189 | if(SetSignal(0L, SIGBREAKF_CTRL_C) & SIGBREAKF_CTRL_C) { |
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190 | run = FALSE; |
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191 | } |
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192 | #endif |
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193 | if((path = stringStackPop(dirStack)) == NULL) { |
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194 | return; |
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195 | } |
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196 | |||
197 | if((dir = opendir(path)) == NULL) { |
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198 | return; |
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199 | } |
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200 | |||
201 | while(run && (dirEntry = readdir(dir)) != NULL) { |
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202 | #if defined ___AmigaOS___ |
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203 | // Check if CTRL+C was pressed and abort the program. |
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204 | if(SetSignal(0L, SIGBREAKF_CTRL_C) & SIGBREAKF_CTRL_C) { |
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205 | run = FALSE; |
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206 | } |
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207 | #endif |
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208 | size = sizeof(path) + sizeof(dirEntry->d_name) + 1; |
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209 | switch(path[strlen(path) - 1]) { |
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210 | case '/': |
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211 | case ':': // This is a drive path. |
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212 | subPath = (char *) malloc(size); |
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213 | sprintf(subPath, "%s%s", path, dirEntry->d_name); |
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214 | break; |
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215 | default: |
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216 | subPath = (char *) malloc(size + 1); |
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217 | sprintf(subPath, "%s/%s", path, dirEntry->d_name); |
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218 | break; |
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219 | } |
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220 | stat(subPath, &dirStat); |
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221 | if(S_ISDIR(dirStat.st_mode)) { |
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222 | stringStackPush(dirStack, subPath); |
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223 | |||
224 | ++stats->dirs; |
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225 | |||
226 | if(verbose) { |
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227 | fprintf(stdout, |
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228 | "Gathered %d directories and %d files.\r", |
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229 | stats->dirs, |
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230 | stats->files); |
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231 | } |
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232 | |||
233 | free(subPath); |
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234 | continue; |
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235 | } |
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236 | |||
237 | // Write to database file. |
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238 | fprintf(fp, "%s\t%s\n", dirEntry->d_name, subPath); |
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239 | |||
240 | ++stats->files; |
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241 | |||
242 | if(verbose) { |
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243 | fprintf(stdout, |
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244 | "Gathered %d directories and %d files.\r", |
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245 | stats->dirs, |
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246 | stats->files); |
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247 | } |
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248 | |||
249 | free(subPath); |
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250 | } |
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251 | |||
252 | closedir(dir); |
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253 | free(path); |
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254 | } |
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255 | |||
256 | if(verbose) { |
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257 | fprintf(stdout, "\n"); |
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258 | } |
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259 | |||
260 | fclose(fp); |
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261 | |||
262 | } |
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263 | |||
264 | /* |
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265 | * |
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266 | * Gets the size of a database "dbFle". |
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267 | */ |
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268 | int GetDatabaseSize(char *dbFile) { |
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269 | FILE *fp; |
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270 | int size; |
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271 | |||
272 | if((fp = fopen(dbFile, "r")) == NULL) { |
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273 | fprintf(stderr, "Unable to open gather database for reading.\n"); |
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274 | fclose(fp); |
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275 | return 0; |
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276 | } |
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277 | |||
278 | fseek(fp, 0L, SEEK_END); |
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279 | size = ftell(fp); |
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280 | |||
281 | fclose(fp); |
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282 | return size; |
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283 | } |
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284 | |||
285 | /* |
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286 | * |
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287 | * Counts the lines in a database file "dbFile". |
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288 | */ |
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289 | int CountDatabaseLines(char *dbFile) { |
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290 | FILE *fp; |
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291 | int lines; |
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292 | char c; |
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293 | |||
294 | if((fp = fopen(dbFile, "r")) == NULL) { |
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295 | fprintf(stderr, "Unable to open gather database for reading.\n"); |
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296 | fclose(fp); |
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297 | return 0; |
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298 | } |
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299 | |||
300 | lines = 0; |
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301 | while(fscanf(fp, "%c", &c) == 1) { |
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302 | switch(c) { |
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303 | case '\n': |
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304 | ++lines; |
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305 | break; |
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306 | } |
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307 | } |
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308 | |||
309 | fclose(fp); |
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310 | |||
311 | return lines; |
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312 | } |
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313 | |||
314 | /* |
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315 | * |
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316 | * Creates "files" temporary filenames. |
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317 | */ |
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318 | char **CreateTempFiles(int files) { |
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319 | char **tmpNames; |
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320 | int count; |
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321 | |||
322 | tmpNames = (char **) malloc(files * sizeof(char *)); |
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323 | |||
324 | if(verbose) { |
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325 | fprintf(stdout, "Creating temporary files.\r"); |
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326 | } |
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327 | |||
328 | count = files; |
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329 | while(--count > -1) { |
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330 | #if defined ___AmigaOS___ |
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331 | // Check if CTRL+C was pressed and abort the program. |
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332 | if(SetSignal(0L, SIGBREAKF_CTRL_C) & SIGBREAKF_CTRL_C) { |
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333 | run = FALSE; |
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334 | } |
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335 | #endif |
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336 | tmpNames[count] = tmpnam(NULL); |
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337 | |||
338 | if(verbose) { |
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339 | fprintf(stdout, "Creating temporary files: %d%%\r", 100 - (int)(((float)count / files) * 100.0)); |
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340 | } |
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341 | } |
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342 | |||
343 | if(verbose) { |
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344 | fprintf(stdout, "\n"); |
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345 | } |
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346 | |||
347 | return tmpNames; |
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348 | } |
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349 | |||
350 | /* |
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351 | * |
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352 | * Writes lines from the database "dbFile" to temporary filenames "tmpNames". |
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353 | */ |
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354 | void WriteTempFiles(char *dbFile, char **tmpNames, int tmpFiles, int tmpLines, int total) { |
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355 | FILE *fp, *tp; |
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356 | char c; |
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357 | int lines; |
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358 | int linesWritten; |
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359 | |||
360 | if((fp = fopen(dbFile, "r")) == NULL) { |
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361 | fprintf(stderr, "Unable to open gather database for reading.\n"); |
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362 | return; |
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363 | } |
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364 | |||
365 | if((tp = fopen(tmpNames[--tmpFiles], "w+")) == NULL) { |
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366 | fprintf(stderr, "Unable to open temporary file '%s' for writing.\n", tmpNames[tmpFiles]); |
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367 | fclose(fp); |
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368 | return; |
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369 | } |
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370 | |||
371 | if(verbose) { |
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372 | fprintf(stdout, "Writing to temporary files.\r"); |
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373 | } |
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374 | |||
375 | linesWritten = 0; |
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376 | lines = 0; |
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377 | while(run && fscanf(fp, "%c", &c) == 1) { |
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378 | #if defined ___AmigaOS___ |
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379 | // Check if CTRL+C was pressed and abort the program. |
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380 | if(SetSignal(0L, SIGBREAKF_CTRL_C) & SIGBREAKF_CTRL_C) { |
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381 | run = FALSE; |
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382 | } |
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383 | #endif |
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384 | switch(c) { |
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385 | case '\n': |
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386 | // Increment the total written lines. |
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387 | ++linesWritten; |
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388 | |||
389 | if(verbose) { |
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390 | fprintf(stdout, "Writing to temporary files: %d%%.\r", (int)(((float)linesWritten / total) * 100.0)); |
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391 | } |
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392 | |||
393 | // Write the newline character back. |
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394 | if(fprintf(tp, "%c", c) != 1) { |
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395 | fprintf(stderr, "Unable to write to temporary file '%s'.\n", tmpNames[tmpFiles]); |
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396 | fclose(tp); |
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397 | fclose(fp); |
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398 | return; |
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399 | } |
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400 | // Switch to the next temporary file. |
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401 | if(++lines >= tmpLines) { |
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402 | // If there are no temporary files left then run till the end. |
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403 | if(tmpFiles - 1 < 0) { |
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404 | break; |
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405 | } |
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406 | |||
407 | // Close the previous temporary file and write to the next temporary file. |
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408 | fclose(tp); |
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409 | if((tp = fopen(tmpNames[--tmpFiles], "w+")) == NULL) { |
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410 | fprintf(stderr, "Unable to open temporary file '%s' for writing.\n", tmpNames[tmpFiles]); |
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411 | fclose(tp); |
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412 | fclose(fp); |
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413 | } |
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414 | lines = 0; |
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415 | break; |
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416 | } |
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417 | break; |
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418 | default: |
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419 | if(fprintf(tp, "%c", c) != 1) { |
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420 | fprintf(stderr, "Unable to write to temporary file '%s'.\n", tmpNames[tmpFiles]); |
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421 | fclose(tp); |
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422 | fclose(fp); |
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423 | return; |
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424 | } |
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425 | break; |
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426 | } |
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427 | } |
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428 | |||
429 | fprintf(stdout, "\n"); |
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430 | |||
431 | fclose(tp); |
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432 | fclose(fp); |
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433 | } |
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434 | |||
435 | /* |
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436 | * |
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437 | * Skips a line in a database file "fp". |
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438 | */ |
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439 | void SkipDatabaseLine(FILE *fp) { |
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440 | char c; |
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441 | |||
442 | while(fscanf(fp, "%c", &c) == 1) { |
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443 | if(c == '\n') { |
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444 | break; |
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445 | } |
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446 | } |
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447 | |||
448 | return; |
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449 | } |
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450 | |||
451 | /* |
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452 | * |
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453 | * Reads a line from the database file "fp". |
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454 | */ |
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455 | char *ReadDatabaseLine(FILE *fp) { |
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456 | char c; |
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457 | char *line; |
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458 | int chars; |
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459 | |||
460 | line = (char *) malloc(sizeof(char)); |
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461 | |||
462 | chars = 0; |
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463 | while(run && fscanf(fp, "%c", &c) == 1) { |
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464 | #if defined ___AmigaOS___ |
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465 | // Check if CTRL+C was pressed and abort the program. |
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466 | if(SetSignal(0L, SIGBREAKF_CTRL_C) & SIGBREAKF_CTRL_C) { |
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467 | run = FALSE; |
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468 | } |
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469 | #endif |
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470 | switch(c) { |
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471 | case '\n': |
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472 | // Rewind the file by the number of read characters. |
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473 | fseek(fp, -(chars + 1), SEEK_CUR); |
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474 | return line; |
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475 | default: |
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476 | line = (char *) realloc(line, (chars + 1 + 1) * sizeof(char)); |
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477 | line[chars] = c; |
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478 | line[chars + 1] = '\0'; |
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479 | break; |
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480 | } |
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481 | ++chars; |
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482 | } |
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483 | |||
484 | return NULL; |
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485 | } |
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486 | |||
487 | /* |
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488 | * |
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489 | * Merges temporary files "tmpNames" into a database "dbFile". |
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490 | */ |
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491 | void MergeDatabase(char *dbFile, char **tmpNames, int files, int lines) { |
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492 | FILE *fp; |
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493 | FILE **tp; |
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494 | int i; |
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495 | char *tmp; |
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496 | char *tmpMin; |
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497 | int idxMin; |
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498 | int count; |
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499 | |||
500 | if((fp = fopen(dbFile, "w+")) == NULL) { |
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501 | fprintf(stderr, "Unable to open gather database for writing.\n"); |
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502 | return; |
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503 | } |
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504 | |||
505 | // Allocate as many file pointers as temporary files. |
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506 | tp = (FILE **) malloc(files * sizeof(FILE *)); |
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507 | |||
508 | // Open all temporary files for reading. |
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509 | for(i = 0; i < files; ++i) { |
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510 | if((tp[i] = fopen(tmpNames[i], "r")) == NULL) { |
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511 | fprintf(stderr, "Unable to open temporary file '%s' for reading.\n", tmpNames[i]); |
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512 | // Close all temporary files. |
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513 | --i; |
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514 | while(i >= 0) { |
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515 | fclose(tp[i]); |
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516 | } |
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517 | return; |
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518 | } |
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519 | } |
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520 | |||
521 | if(verbose) { |
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522 | fprintf(stdout, "Merging all database lines in temporary files.\r"); |
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523 | } |
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524 | |||
525 | count = lines; |
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526 | idxMin = 0; |
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527 | while(run && --count > -1) { |
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528 | #if defined ___AmigaOS___ |
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529 | // Check if CTRL+C was pressed and abort the program. |
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530 | if(SetSignal(0L, SIGBREAKF_CTRL_C) & SIGBREAKF_CTRL_C) { |
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531 | run = FALSE; |
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532 | } |
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533 | #endif |
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534 | // Find the smallest line in all temporary files. |
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535 | if(verbose) { |
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536 | fprintf(stdout, "Merging all database lines in temporary files: %d%%.\r", 100 - (int)(((float)count / lines) * 100.0)); |
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537 | } |
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538 | |||
539 | tmpMin = NULL; |
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540 | for(i = 0; i < files; ++i) { |
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541 | tmp = ReadDatabaseLine(tp[i]); |
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542 | if(tmp == NULL) { |
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543 | free(tmp); |
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544 | continue; |
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545 | } |
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546 | if(tmpMin == NULL || strcmp(tmp, tmpMin) < 0) { |
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2 | office | 547 | if(tmpMin != NULL) { |
548 | // Free previous instance. |
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549 | free(tmpMin); |
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550 | } |
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1 | office | 551 | tmpMin = (char *) malloc((strlen(tmp) + 1) * sizeof(char)); |
552 | sprintf(tmpMin, "%s", tmp); |
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553 | // Remember the index of the file where the smallest entry has been found. |
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554 | idxMin = i; |
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555 | free(tmp); |
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556 | continue; |
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557 | } |
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558 | free(tmp); |
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559 | } |
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560 | |||
561 | // Forward the file where the smallest line was found. |
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562 | SkipDatabaseLine(tp[idxMin]); |
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563 | |||
564 | // Write the smallest line. |
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565 | if(tmpMin != NULL) { |
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566 | fprintf(fp, "%s\n", tmpMin); |
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567 | free(tmpMin); |
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568 | } |
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569 | } |
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570 | |||
571 | // Write out any remaining contents from the temporary files. |
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572 | for(i = 0; i < files; ++i) { |
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573 | tmp = ReadDatabaseLine(tp[i]); |
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574 | if(tmp == NULL) { |
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575 | continue; |
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576 | } |
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577 | fprintf(fp, "%s\n", tmp); |
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578 | } |
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579 | |||
580 | // Close and delete all temporary files. |
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581 | for(i = 0; i < files; ++i) { |
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582 | fclose(tp[i]); |
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583 | // Delete temporary file. |
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584 | remove(tmpNames[i]); |
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585 | } |
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586 | |||
587 | if(verbose) { |
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588 | fprintf(stdout, "\n"); |
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589 | } |
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590 | |||
591 | fclose(fp); |
||
592 | } |
||
593 | |||
594 | /* |
||
595 | * |
||
596 | * Indexes a "path" by creating a database "dbFile". |
||
597 | */ |
||
598 | void Gather(char *dbFile, char *path) { |
||
599 | stringStack *stack = stringStackCreate(1); |
||
600 | stats *stats = malloc(sizeof(stats)); |
||
601 | char **tmpNames; |
||
602 | int dbSize, dbLines, tmpFiles, tmpLines; |
||
603 | int i; |
||
604 | |||
605 | // Initialize metrics. |
||
606 | stats->dirs = 0; |
||
607 | stats->files = 0; |
||
608 | |||
609 | // Push the first path onto the stack. |
||
610 | stringStackPush(stack, path); |
||
611 | |||
612 | // Generate the database file. |
||
613 | UpdateDatabase(dbFile, stack, stats); |
||
614 | |||
615 | // Get the database metrics. |
||
616 | dbSize = GetDatabaseSize(dbFile); |
||
617 | dbLines = CountDatabaseLines(dbFile); |
||
618 | |||
619 | // Compute the amount of temporary files needed. |
||
620 | tmpFiles = dbSize / MAX_MEM; |
||
621 | |||
622 | // In case no temporary files are required, |
||
623 | // just sort the database and terminate. |
||
2 | office | 624 | if(tmpFiles <= 1) { |
1 | office | 625 | SortDatabase(dbFile); |
626 | return; |
||
627 | } |
||
628 | |||
629 | tmpLines = dbLines / tmpFiles; |
||
630 | |||
631 | // Create temporary files. |
||
632 | if((tmpNames = CreateTempFiles(tmpFiles)) == NULL) { |
||
633 | fprintf(stderr, "Unable to create temporary files.\n"); |
||
634 | return; |
||
635 | } |
||
636 | |||
637 | // Write "tmpLines" to temporary files in "tmpFiles" from "dbFile". |
||
638 | WriteTempFiles(dbFile, tmpNames, tmpFiles, tmpLines, dbLines); |
||
639 | |||
640 | // Sort the temporary files. |
||
641 | for(i = 0; i < tmpFiles; ++i) { |
||
642 | SortDatabase(tmpNames[i]); |
||
643 | } |
||
644 | |||
645 | MergeDatabase(dbFile, tmpNames, tmpFiles, dbLines); |
||
646 | } |
||
647 | |||
648 | /* |
||
649 | * |
||
650 | * Main entry point. |
||
651 | */ |
||
652 | int main(int argc, char **argv) { |
||
5 | office | 653 | #if defined ___AmigaOS___ |
654 | struct RDArgs *rdargs; |
||
655 | struct stat statPath; |
||
656 | UBYTE *dbFile; |
||
657 | UBYTE *argPath; |
||
658 | |||
659 | dbFile = DEFAULT_DATABASE_FILE; |
||
660 | argPath = NULL; |
||
661 | if(rdargs = (struct RDArgs *) AllocDosObject(DOS_RDARGS, NULL)) { |
||
662 | if(ReadArgs(TEMPLATE, result, rdargs) == NULL) { |
||
663 | FreeArgs(rdargs); |
||
664 | FreeDosObject(DOS_RDARGS, rdargs); |
||
665 | return 1; |
||
666 | } |
||
667 | |||
668 | if(result[OPT_DATABASE] != NULL) { |
||
669 | dbFile = (UBYTE *) result[OPT_DATABASE]; |
||
670 | } |
||
671 | |||
672 | if(result[OPT_QUIET]) { |
||
673 | verbose = FALSE; |
||
674 | } |
||
675 | |||
676 | argPath = (UBYTE *) result[OPT_PATH]; |
||
677 | |||
678 | FreeArgs(rdargs); |
||
679 | FreeDosObject(DOS_RDARGS, rdargs); |
||
680 | } |
||
681 | |||
682 | stat(argPath, &statPath); |
||
683 | if(!S_ISDIR(statPath.st_mode)) { |
||
684 | fprintf(stderr, "Path '%s' is not a directory.\n", argPath); |
||
685 | return 1; |
||
686 | } |
||
687 | |||
688 | if(verbose) { |
||
689 | fprintf(stdout, "Gathering to database file: %s\n", dbFile); |
||
690 | } |
||
691 | |||
692 | Gather(dbFile, argPath); |
||
693 | #else |
||
1 | office | 694 | int option; |
2 | office | 695 | char *dbFile; |
1 | office | 696 | struct stat path; |
697 | |||
698 | // Bind handler to SIGINT. |
||
699 | signal(SIGINT, SignalHandler); |
||
700 | |||
2 | office | 701 | dbFile = DEFAULT_DATABASE_FILE; |
702 | while((option = getopt(argc, argv, "hqd:")) != -1) { |
||
1 | office | 703 | switch(option) { |
2 | office | 704 | case 'd': |
705 | dbFile = optarg; |
||
706 | break; |
||
1 | office | 707 | case 'q': |
708 | verbose = FALSE; |
||
709 | break; |
||
710 | case 'h': |
||
2 | office | 711 | fprintf(stdout, "SYNTAX: %s [-q] [-d DATABASE] DIRECTORY\n", argv[0]); |
712 | return 0; |
||
1 | office | 713 | case '?': |
714 | fprintf(stderr, "Invalid option %ct.\n", optopt); |
||
2 | office | 715 | fprintf(stdout, "SYNTAX: %s [-q] [-d DATABASE] DIRECTORY\n", argv[0]); |
1 | office | 716 | return 1; |
717 | } |
||
718 | } |
||
719 | |||
720 | if(optind > argc) { |
||
2 | office | 721 | fprintf(stdout, "SYNTAX: %s [-q] [-d DATABASE] DIRECTORY\n", argv[0]); |
1 | office | 722 | return 1; |
723 | } |
||
724 | |||
725 | stat(argv[optind], &path); |
||
726 | if(!S_ISDIR(path.st_mode)) { |
||
5 | office | 727 | fprintf(stderr, "Path '%s' is not a directory.\n", argv[optind]); |
1 | office | 728 | return 1; |
729 | } |
||
730 | |||
2 | office | 731 | if(verbose) { |
732 | fprintf(stdout, "Gathering to database file: %s\n", dbFile); |
||
733 | } |
||
734 | |||
1 | office | 735 | // Gather. |
2 | office | 736 | Gather(dbFile, argv[optind]); |
5 | office | 737 | #endif |
1 | office | 738 | |
739 | return 0; |
||
740 | } |