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1 /*
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2 * Author: SeanHalle@yahoo.com
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3 *
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4 * Created on June 15, 2009, 10:12 AM
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5 */
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6
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7 #include <stdio.h>
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8 #include <stdlib.h>
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9 #include <string.h>
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10
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11 #include "Param.h"
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12
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13 ParamStruc * makeParamFromStrs( char * type, char *value );
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14
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15 #define _GNU_SOURCE
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16
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17 /*Copied from gnu's win32 lib
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18 */
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19 ssize_t
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20 getline( char **lineptr, size_t *n, FILE *stream )
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21 {
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22 if ( lineptr == NULL || n == NULL) return -1;
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23 if (*lineptr == NULL || *n == 0)
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24 { *n = 500; //max length of line in a config file
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25 *lineptr = (char *) malloc( *n );
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26 if (*lineptr == NULL) return -1;
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27 }
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28 if( fgets( *lineptr, *n, stream ) )
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29 return *n;
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30 else
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31 return -1;
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32 }
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33
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34 void
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35 readParamFileIntoBag( char *paramFileName, ParamBag * bag )
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36 {
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37 size_t lineSz = 0;
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38 FILE* paramFile;
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39 char* line = NULL;
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40
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41 char* paramType;// = malloc( 12 ); //"double" is the longest type
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42 char* paramName;// = malloc( 500 ); //max of 500 chars in name
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43 char* paramValue;// = malloc( 500 ); //max of 500 chars in value
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44
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45 lineSz = 500; //max length of line in a config file
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46 line = (char *) malloc( lineSz );
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47 if( line == NULL )
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48 { printf( "\nIn readParamFileIntoBag: no mem for line\n" );
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49 return;
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50 }
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51
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52
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53 paramFile = fopen( paramFileName, "r" );
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54 if( paramFile == NULL )
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55 { printf("\ncouldn't open param file: %s\n", paramFileName); exit(0); }
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56 fseek( paramFile, 0, SEEK_SET );
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57 while( !feof( paramFile ) )
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58 { while( getline( &line, &lineSz, paramFile ) != -1 )
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59 {
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60 char *lineEnd = line + strlen(line) +1;
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61 char *searchPos = line;
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62
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63 if( *line == '\n') continue; //blank line
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64 if( *line == '/' ) continue; //comment line
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65
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66 //read the param type
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67 paramType = line; //start of string
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68 int foundIt = 0;
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69 for( ; searchPos < lineEnd && !foundIt; searchPos++)
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70 { if( *searchPos == ',' )
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71 { foundIt = 1;
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72 *searchPos = 0; //mark end of string
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73 }
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74 }
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75 //get rid of leading spaces
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76 for( ; searchPos < lineEnd; searchPos++)
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77 { if( *searchPos != ' ' ) break;
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78 }
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79 //read the param name
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80 paramName = searchPos;
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81 foundIt = 0;
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82 for( ; searchPos < lineEnd && !foundIt; searchPos++)
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83 { if( *searchPos == ',' )
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84 { foundIt = 1;
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85 *searchPos = 0; //mark end
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86 }
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87 }
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88 //get rid of leading spaces
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89 for( ; searchPos < lineEnd; searchPos++)
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90 { if( *searchPos != ' ' ) break;
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91 }
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92 //read the param value
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93 paramValue = searchPos;
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94 foundIt = 0;
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95 for( ; searchPos < lineEnd && !foundIt; searchPos++)
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96 { if( *searchPos == '\n' )
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97 { foundIt = 1;
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98 *searchPos = 0; //mark end
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99 }
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100 }
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101 if( foundIt )
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102 { printf("Found: %s, %s, %s\n", paramType, paramName, paramValue );
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103 ParamStruc *
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104 paramStruc = makeParamFromStrs( paramType, paramValue );
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105 addParamToBag( paramName, paramStruc, bag );
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106 }
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107 }
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108 }
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109 free( line );
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110 }
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111
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