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annotate src/itemlist.c @ 43:2842f50feb55 noffle

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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h, control.c, control.h, database.c, database.h, dynamicstring.c, dynamicstring.h, fetch.c, fetch.h, fetchlist.c, fetchlist.h, group.c, group.h, itemlist.c, itemlist.h, lock.c, lock.h, log.c, log.h, noffle.c, online.c, online.h, outgoing.c, outgoing.h, over.c, over.h, post.c, post.h, protocol.c, protocol.h, pseudo.c, pseudo.h, request.c, request.h, server.c, server.h, util.c, util.h, wildmat.c, wildmat.h: Moved files to the subdirectory src/ * Makefile.am, acconfig.h, configure.in, docs/Makefile.am, src/Makefile.am, Makefile.in, aclocal.m4, config.h.in, configure, install-sh, missing, mkinstalldirs, stamp-h.in, docs/Makefile.in, src/Makefile.in: Added files. They are used by aclocal, autoheader, autoconf and automake. * src/config.c, src/config.h: Renamed to configfile.c and configfile.h, because configure will generate a config.h file itself. * src/client.c, src/content.c, src/database.c, src/fetch.c, src/fetchlist.c, src/group.c, src/lock.c, src/noffle.c, src/online.c, src/outgoing.c, src/over.c, src/pseudo.c, src/request.c, src/server.c, src/util.c: Changed '#include "config.h"' to '#include "configfile.h"'. * src/client.c, src/content.c, src/database.c, src/fetch.c, src/fetchlist.c, src/group.c, src/lock.c, src/online.c, src/outgoing.c, src/post.c, src/protocol.c, src/request.c, src/server.c: Files now #include <config.h>. Added missing <stdio.h>. This removes the warnings about snprintf() not being declared. * Makefile: Removed. This is now generated by configure.
author uh1763
date Fri, 05 May 2000 22:45:56 +0100
parents
children 32ba1198c6fa
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
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4 $Id: itemlist.c 49 2000-05-05 21:45:56Z uh1763 $
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5 */
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6
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7 #include "itemlist.h"
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8 #include <ctype.h>
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9 #include <string.h>
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10 #include <stdlib.h>
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11 #include "common.h"
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12 #include "log.h"
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13
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14 struct ItemList
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15 {
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16 char *list;
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17 char *separators;
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18 char *next;
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19 size_t count;
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20 };
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21
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22 /* Make a new item list. */
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23 ItemList *
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24 new_Itl( const char *list, const char *separators )
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25 {
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26 ItemList * res;
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27 char *p;
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28 Bool inItem;
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29
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30 res = (ItemList *) malloc( sizeof( ItemList ) );
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31 if ( res == NULL )
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32 {
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33 Log_err( "Malloc of ItemList failed." );
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34 exit( EXIT_FAILURE );
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35 }
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36
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37 res->list = (char *) malloc ( strlen(list) + 2 );
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38 if ( res->list == NULL )
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39 {
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40 Log_err( "Malloc of ItemList.list failed." );
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41 exit( EXIT_FAILURE );
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42 }
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43 strcpy( res->list, list );
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44
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45 if ( ( res->separators = strdup( separators ) ) == NULL )
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46 {
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47 Log_err( "Malloc of ItemList.separators failed." );
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48 exit( EXIT_FAILURE );
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49 }
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50
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51 res->count = 0;
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52 res->next = res->list;
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53
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54 /* Separate items into strings and have final zero-length string. */
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55 for( p = res->list, inItem = FALSE; *p != '\0'; p++ )
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56 {
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57 Bool isSep = ( strchr( separators, p[ 0 ] ) != NULL );
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58
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59 if ( inItem )
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60 {
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61 if ( isSep )
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62 {
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63 p[ 0 ] = '\0';
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64 inItem = FALSE;
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65 res->count++;
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66 }
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67 }
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68 else
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69 {
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70 if ( ! isSep )
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71 inItem = TRUE;
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72 }
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73 }
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74 if ( inItem )
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75 res->count++;
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76 p[ 1 ] = '\0';
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77 return res;
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78 }
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79
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80 /* Delete an item list. */
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81 void
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82 del_Itl( ItemList *self )
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83 {
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84 if ( self == NULL )
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85 return;
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86 free( self->list );
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87 free( self->separators );
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88 free( self );
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89 }
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90
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91 /* Get first item. */
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92 const char *
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93 Itl_first( ItemList *self)
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94 {
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95 self->next = self->list;
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96 return Itl_next( self );
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97 }
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98
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99 /* Get next item or NULL. */
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100 const char *
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101 Itl_next( ItemList *self )
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102 {
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103 const char *res = self->next;
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104
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105 if ( res[ 0 ] == '\0' )
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106 return NULL;
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107
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108 while ( strchr( self->separators, res[ 0 ] ) != NULL )
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109 res++;
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110
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111 if ( res[ 0 ] == '\0' && res[ 1 ] == '\0' )
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112 return NULL;
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113
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114 self->next += strlen( res ) + 1;
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115 return res;
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116 }
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117
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118 /* Get count of items in list. */
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119 size_t
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120 Itl_count( const ItemList *self )
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121 {
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122 return self->count;
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123 }