Mercurial > noffle

annotate src/itemlist.c @ 58:b4e6f7f96135 noffle

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[svn] Add some intermediate variables for easier debugging in needsMark(). It seems that thread mode is sometimes not working. Changed some variable types and used some casts to avoid compiler warnings about signedness. In general, int should be used for parameters for allowing a signedness assertion in the function.
author enz
date Fri, 12 May 2000 17:52:07 +0100
parents 125d79c9e586
children 78e2ae741240
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
43
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1 /*
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2 itemlist.c
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3
54
125d79c9e586 [svn] * src/client.c, src/configfile.c, src/content.c, src/control.c,
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4 $Id: itemlist.c 60 2000-05-09 22:28:38Z uh1763 $
43
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5 */
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6
45
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7 #if HAVE_CONFIG_H
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8 #include <config.h>
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9 #endif
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10
43
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11 #include "itemlist.h"
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12 #include <ctype.h>
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13 #include <string.h>
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14 #include <stdlib.h>
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15 #include "common.h"
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16 #include "log.h"
54
125d79c9e586 [svn] * src/client.c, src/configfile.c, src/content.c, src/control.c,
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17 #include "portable.h"
43
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18
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19 struct ItemList
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20 {
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21 char *list;
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22 char *separators;
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23 char *next;
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24 size_t count;
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25 };
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26
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27 /* Make a new item list. */
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28 ItemList *
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29 new_Itl( const char *list, const char *separators )
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30 {
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31 ItemList * res;
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32 char *p;
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33 Bool inItem;
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34
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35 res = malloc( sizeof( ItemList ) );
43
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36 if ( res == NULL )
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37 {
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38 Log_err( "Malloc of ItemList failed." );
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39 exit( EXIT_FAILURE );
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40 }
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41
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42 res->list = malloc ( strlen(list) + 2 );
43
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43 if ( res->list == NULL )
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44 {
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45 Log_err( "Malloc of ItemList.list failed." );
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46 exit( EXIT_FAILURE );
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47 }
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48 strcpy( res->list, list );
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49
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50 if ( ( res->separators = strdup( separators ) ) == NULL )
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51 {
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52 Log_err( "Malloc of ItemList.separators failed." );
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53 exit( EXIT_FAILURE );
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54 }
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55
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56 res->count = 0;
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57 res->next = res->list;
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58
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59 /* Separate items into strings and have final zero-length string. */
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60 for( p = res->list, inItem = FALSE; *p != '\0'; p++ )
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61 {
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62 Bool isSep = ( strchr( separators, p[ 0 ] ) != NULL );
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63
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64 if ( inItem )
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65 {
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66 if ( isSep )
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67 {
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68 p[ 0 ] = '\0';
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69 inItem = FALSE;
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70 res->count++;
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71 }
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72 }
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73 else
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74 {
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75 if ( ! isSep )
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76 inItem = TRUE;
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77 }
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78 }
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79 if ( inItem )
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80 res->count++;
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81 p[ 1 ] = '\0';
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82 return res;
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83 }
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84
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85 /* Delete an item list. */
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86 void
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87 del_Itl( ItemList *self )
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88 {
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89 if ( self == NULL )
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90 return;
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91 free( self->list );
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92 free( self->separators );
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93 free( self );
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94 }
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95
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96 /* Get first item. */
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97 const char *
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98 Itl_first( ItemList *self)
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99 {
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100 self->next = self->list;
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101 return Itl_next( self );
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102 }
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103
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104 /* Get next item or NULL. */
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105 const char *
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106 Itl_next( ItemList *self )
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107 {
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108 const char *res = self->next;
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109
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110 if ( res[ 0 ] == '\0' )
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111 return NULL;
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112
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113 while ( strchr( self->separators, res[ 0 ] ) != NULL )
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114 res++;
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115
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116 if ( res[ 0 ] == '\0' && res[ 1 ] == '\0' )
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117 return NULL;
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118
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119 self->next += strlen( res ) + 1;
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120 return res;
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121 }
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122
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123 /* Get count of items in list. */
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124 size_t
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125 Itl_count( const ItemList *self )
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126 {
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
127 return self->count;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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parents:
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128 }