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annotate src/content.c @ 269:b3a2f710fe2c noffle

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[svn] * src/server.c: Fix post 1.0 bug where the article cursor was lost if the server yielded the lock to another server.
author bears
date Fri, 25 Oct 2002 12:04:57 +0100
parents 52f467c7213b
children 5eece4dfd945
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
43
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1 /*
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2 content.c
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3
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52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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4 $Id: content.c 387 2002-06-26 13:15:44Z bears $
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5 */
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6
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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
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11 #include <stdio.h>
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12 #include <dirent.h>
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13 #include <errno.h>
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14 #include <fcntl.h>
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15 #include <sys/types.h>
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16 #include <sys/stat.h>
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17 #include <unistd.h>
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18 #include "common.h"
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19 #include "configfile.h"
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24d4cd032da5 [svn] * AUTHORS,INSTALL,NEWS,README,TODO,docs/NOTES,src/client.c,src/protocol.c,
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20 #include "content.h"
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21 #include "group.h"
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22 #include "log.h"
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23 #include "over.h"
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24 #include "pseudo.h"
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25 #include "util.h"
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26 #include "portable.h"
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27
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28 struct
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29 {
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30 DIR *dir; /* Directory for browsing through all
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31 groups */
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32 int vecFirst; /* First article number in vector */
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33 int first; /* First live article number */
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34 int last; /* Last article number */
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35 int size; /* Number of overviews. */
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36 int max; /* Size of elem. */
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37 Over **elem; /* Ptr to array with ptrs to overviews.
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38 NULL entries for non-existing article numbers
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39 in group. */
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40 Str name;
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41 Str file;
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42 Bool dirty; /* Needs writing? */
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43 } cont = { NULL, 1, 1, 0, 0, 0, NULL, "", "", FALSE };
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44
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45 void
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46 Cont_app( Over *ov )
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47 {
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48 if ( cont.max < cont.size + 1 )
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49 {
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50 if ( ! ( cont.elem = realloc( cont.elem,
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51 ( cont.max + 500 )
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52 * sizeof( cont.elem[ 0 ] ) ) ) )
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53 {
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54 Log_err( "Could not realloc overview list" );
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55 exit( EXIT_FAILURE );
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56 }
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57 cont.max += 500;
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58 }
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59 ASSERT( cont.vecFirst > 0 );
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60 if ( ov )
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61 Ov_setNumb( ov, cont.vecFirst + cont.size );
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62 cont.elem[ cont.size++ ] = ov;
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63 cont.last = cont.vecFirst + cont.size - 1;
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64 cont.dirty = TRUE;
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65 }
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66
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67 Bool
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68 Cont_validNumb( int n )
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69 {
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70 return ( n != 0 && n >= cont.first && n <= cont.last
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71 && cont.elem[ n - cont.vecFirst ] );
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72 }
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73
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74 void
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75 Cont_delete( int n )
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76 {
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77 Over **ov;
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78
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79 if ( ! Cont_validNumb( n ) )
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80 return;
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81 ov = &cont.elem[ n - cont.vecFirst ];
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82 free( *ov );
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83 *ov = NULL;
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84 cont.dirty = TRUE;
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85 }
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86
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87 /* Remove all overviews from content. */
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88 static void
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89 clearCont( void )
43
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90 {
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91 int i;
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92
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93 for ( i = 0; i < cont.size; ++i )
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94 del_Over( cont.elem[ i ] );
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95 cont.size = 0;
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96 }
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97
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98 static void
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99 setupEmpty( const char *name )
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100 {
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101 cont.last = Grp_last( name );
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102 cont.first = cont.vecFirst = cont.last + 1;
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103 ASSERT( cont.first > 0 );
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104 }
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105
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106 /* Extend content list to size "cnt" and append NULL entries. */
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107 static void
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108 extendCont( int cnt )
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109 {
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110 int i, n;
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111
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112 if ( cont.size < cnt )
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113 {
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114 n = cnt - cont.size;
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115 for ( i = 0; i < n; ++i )
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116 Cont_app( NULL );
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117 }
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118 }
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119
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120 /* Discard all cached overviews, and read in the overviews of a new group
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121 from its overviews file. */
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122 void
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123 Cont_read( const char *name )
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124 {
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125 FILE *f;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
126 Over *ov;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
127 int numb;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
128 Str line;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
129
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
130 /* Delete old overviews and make room for new ones. */
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
131 cont.vecFirst = 0;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
132 cont.first = 0;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
133 cont.last = 0;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
134 Utl_cpyStr( cont.name, name );
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
135 clearCont();
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
136
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
137 /* read overviews from overview file and store them in the overviews
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
138 list */
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
139 snprintf( cont.file, MAXCHAR, "%s/overview/%s", Cfg_spoolDir(), name );
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
140 f = fopen( cont.file, "r" );
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
141 if ( ! f )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
142 {
185
fed1334d766b [svn] * src/client.c: Change variable only used on constant to 'const'.
bears
parents: 167
diff changeset
143 Log_dbg( LOG_DBG_NEWSBASE, "No group overview file: %s", cont.file );
43
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
144 setupEmpty( name );
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
145 return;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
146 }
185
fed1334d766b [svn] * src/client.c: Change variable only used on constant to 'const'.
bears
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diff changeset
147 Log_dbg( LOG_DBG_NEWSBASE, "Reading %s", cont.file );
43
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
148 while ( fgets( line, MAXCHAR, f ) )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
149 {
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
150 if ( ! ( ov = Ov_read( line ) ) )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
151 {
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
152 Log_err( "Overview corrupted in %s: %s", name, line );
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
153 continue;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
154 }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
155 numb = Ov_numb( ov );
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
156 if ( numb < cont.first )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
157 {
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
158 Log_err( "Wrong ordering in %s: %s", name, line );
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
159 continue;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
160 }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
161 if ( cont.first == 0 )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
162 cont.first = cont.vecFirst = numb;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
163 cont.last = numb;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
164 extendCont( numb - cont.first + 1 );
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
165 cont.elem[ numb - cont.first ] = ov;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
166 }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
167 fclose( f );
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
168
196
60a70c16d79c [svn] * src/content.c: When generating temp file to write new content to, make
bears
parents: 188
diff changeset
169
43
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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parents:
diff changeset
170 if ( cont.first == 0 )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
171 setupEmpty( name ); /* Corrupt overview file recovery */
96
988cacc01470 [svn] Preserve group last number if last article(s) cancelled
bears
parents: 75
diff changeset
172 else
988cacc01470 [svn] Preserve group last number if last article(s) cancelled
bears
parents: 75
diff changeset
173 {
988cacc01470 [svn] Preserve group last number if last article(s) cancelled
bears
parents: 75
diff changeset
174 int grpLast;
988cacc01470 [svn] Preserve group last number if last article(s) cancelled
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diff changeset
175
988cacc01470 [svn] Preserve group last number if last article(s) cancelled
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parents: 75
diff changeset
176 /*
988cacc01470 [svn] Preserve group last number if last article(s) cancelled
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diff changeset
177 Check for end article(s) being cancelled. Need to ensure we
988cacc01470 [svn] Preserve group last number if last article(s) cancelled
bears
parents: 75
diff changeset
178 don't re-use and article number.
988cacc01470 [svn] Preserve group last number if last article(s) cancelled
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parents: 75
diff changeset
179 */
988cacc01470 [svn] Preserve group last number if last article(s) cancelled
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parents: 75
diff changeset
180 grpLast = Grp_last( name );
988cacc01470 [svn] Preserve group last number if last article(s) cancelled
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parents: 75
diff changeset
181 if ( cont.last < grpLast )
988cacc01470 [svn] Preserve group last number if last article(s) cancelled
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parents: 75
diff changeset
182 extendCont( grpLast - cont.first + 1 );
988cacc01470 [svn] Preserve group last number if last article(s) cancelled
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parents: 75
diff changeset
183 }
43
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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parents:
diff changeset
184 }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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parents:
diff changeset
185
223
ffb1848a39db [svn] * src/util.c: Improve (correct) error detection when updating
bears
parents: 219
diff changeset
186 Bool
43
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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parents:
diff changeset
187 Cont_write( void )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
188 {
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
189 Bool anythingWritten;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
190 int i;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
191 FILE *f;
75
22b3e3dfc8c2 [svn] Preserve gen info sometimes
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parents: 59
diff changeset
192 const Over *ov, *ov_next;
188
f1bacee93ca6 [svn] * src/client.c,src/client.h,src/fetch.c,src/noffle.c,src/server.c:
bears
parents: 185
diff changeset
193 Str tmpfname;
f1bacee93ca6 [svn] * src/client.c,src/client.h,src/fetch.c,src/noffle.c,src/server.c:
bears
parents: 185
diff changeset
194 Bool writeErr;
223
ffb1848a39db [svn] * src/util.c: Improve (correct) error detection when updating
bears
parents: 219
diff changeset
195 int first;
43
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
196
167
7ba337dafb2c [svn] * TODO,content.c,lock.c,server.c,server.h: Remove bug notice re:
bears
parents: 96
diff changeset
197 /* If nowt has changed, do nowt. */
7ba337dafb2c [svn] * TODO,content.c,lock.c,server.c,server.h: Remove bug notice re:
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parents: 96
diff changeset
198 if ( ! cont.dirty )
223
ffb1848a39db [svn] * src/util.c: Improve (correct) error detection when updating
bears
parents: 219
diff changeset
199 return TRUE;
167
7ba337dafb2c [svn] * TODO,content.c,lock.c,server.c,server.h: Remove bug notice re:
bears
parents: 96
diff changeset
200
188
f1bacee93ca6 [svn] * src/client.c,src/client.h,src/fetch.c,src/noffle.c,src/server.c:
bears
parents: 185
diff changeset
201 /* Save the overview to temporary file in same dir. */
213
f0acb9366e4f [svn] minor bugfix in Conf_write()
mirkol
parents: 197
diff changeset
202 /* old tmpfnames will be expired at noffle.c:expireContents() */
196
60a70c16d79c [svn] * src/content.c: When generating temp file to write new content to, make
bears
parents: 188
diff changeset
203 snprintf( tmpfname, MAXCHAR, "%s/overview/.#%d.%s",
60a70c16d79c [svn] * src/content.c: When generating temp file to write new content to, make
bears
parents: 188
diff changeset
204 Cfg_spoolDir(), (int) getpid(), cont.name );
188
f1bacee93ca6 [svn] * src/client.c,src/client.h,src/fetch.c,src/noffle.c,src/server.c:
bears
parents: 185
diff changeset
205 if ( ! ( f = fopen( tmpfname, "w" ) ) )
43
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
206 {
188
f1bacee93ca6 [svn] * src/client.c,src/client.h,src/fetch.c,src/noffle.c,src/server.c:
bears
parents: 185
diff changeset
207 Log_err( "Could not open %s for writing", tmpfname );
223
ffb1848a39db [svn] * src/util.c: Improve (correct) error detection when updating
bears
parents: 219
diff changeset
208 return FALSE;
43
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
209 }
188
f1bacee93ca6 [svn] * src/client.c,src/client.h,src/fetch.c,src/noffle.c,src/server.c:
bears
parents: 185
diff changeset
210 Log_dbg( LOG_DBG_NEWSBASE, "Writing %s (%lu)", tmpfname, cont.size );
43
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
211 anythingWritten = FALSE;
223
ffb1848a39db [svn] * src/util.c: Improve (correct) error detection when updating
bears
parents: 219
diff changeset
212 first = -1;
188
f1bacee93ca6 [svn] * src/client.c,src/client.h,src/fetch.c,src/noffle.c,src/server.c:
bears
parents: 185
diff changeset
213 writeErr = FALSE;
f1bacee93ca6 [svn] * src/client.c,src/client.h,src/fetch.c,src/noffle.c,src/server.c:
bears
parents: 185
diff changeset
214
43
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
215 for ( i = 0; i < cont.size; ++i )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
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diff changeset
216 {
75
22b3e3dfc8c2 [svn] Preserve gen info sometimes
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parents: 59
diff changeset
217 ov = cont.elem[ i ];
22b3e3dfc8c2 [svn] Preserve gen info sometimes
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parents: 59
diff changeset
218 if ( ov )
43
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
219 {
75
22b3e3dfc8c2 [svn] Preserve gen info sometimes
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parents: 59
diff changeset
220 if ( i + 1 < cont.size )
22b3e3dfc8c2 [svn] Preserve gen info sometimes
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parents: 59
diff changeset
221 ov_next = cont.elem[ i + 1 ];
22b3e3dfc8c2 [svn] Preserve gen info sometimes
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parents: 59
diff changeset
222 else
22b3e3dfc8c2 [svn] Preserve gen info sometimes
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parents: 59
diff changeset
223 ov_next = NULL;
22b3e3dfc8c2 [svn] Preserve gen info sometimes
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parents: 59
diff changeset
224
22b3e3dfc8c2 [svn] Preserve gen info sometimes
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parents: 59
diff changeset
225 /*
22b3e3dfc8c2 [svn] Preserve gen info sometimes
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diff changeset
226 Preserve gen info if it is followed immediately by an
22b3e3dfc8c2 [svn] Preserve gen info sometimes
bears
parents: 59
diff changeset
227 article with the next number. In practice, this means
22b3e3dfc8c2 [svn] Preserve gen info sometimes
bears
parents: 59
diff changeset
228 that when in auto-subscribed mode, the gen info will
22b3e3dfc8c2 [svn] Preserve gen info sometimes
bears
parents: 59
diff changeset
229 remain until the 'group now subscribed' message is
22b3e3dfc8c2 [svn] Preserve gen info sometimes
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parents: 59
diff changeset
230 expired.
22b3e3dfc8c2 [svn] Preserve gen info sometimes
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parents: 59
diff changeset
231 */
22b3e3dfc8c2 [svn] Preserve gen info sometimes
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parents: 59
diff changeset
232 if ( ! Pseudo_isGeneralInfo( Ov_msgId( ov ) )
22b3e3dfc8c2 [svn] Preserve gen info sometimes
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parents: 59
diff changeset
233 || ( ov_next != NULL &&
22b3e3dfc8c2 [svn] Preserve gen info sometimes
bears
parents: 59
diff changeset
234 Ov_numb( ov_next ) - Ov_numb( ov ) == 1 ) )
43
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
235 {
223
ffb1848a39db [svn] * src/util.c: Improve (correct) error detection when updating
bears
parents: 219
diff changeset
236 anythingWritten = TRUE;
43
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
237 if ( ! Ov_write( ov, f ) )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
238 {
188
f1bacee93ca6 [svn] * src/client.c,src/client.h,src/fetch.c,src/noffle.c,src/server.c:
bears
parents: 185
diff changeset
239 Log_err( "Writing of overview line to %s failed: %s",
f1bacee93ca6 [svn] * src/client.c,src/client.h,src/fetch.c,src/noffle.c,src/server.c:
bears
parents: 185
diff changeset
240 tmpfname, strerror( errno ) );
f1bacee93ca6 [svn] * src/client.c,src/client.h,src/fetch.c,src/noffle.c,src/server.c:
bears
parents: 185
diff changeset
241 writeErr = TRUE;
43
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
242 break;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
243 }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
244 else
49
5ecb646acf97 [svn] Article numbering bug fixes
bears
parents: 45
diff changeset
245 {
223
ffb1848a39db [svn] * src/util.c: Improve (correct) error detection when updating
bears
parents: 219
diff changeset
246 if ( first < 0 )
ffb1848a39db [svn] * src/util.c: Improve (correct) error detection when updating
bears
parents: 219
diff changeset
247 first = cont.vecFirst + i;
49
5ecb646acf97 [svn] Article numbering bug fixes
bears
parents: 45
diff changeset
248 }
43
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
249 }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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parents:
diff changeset
250 }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
251 }
188
f1bacee93ca6 [svn] * src/client.c,src/client.h,src/fetch.c,src/noffle.c,src/server.c:
bears
parents: 185
diff changeset
252 if ( fclose( f ) != 0 )
f1bacee93ca6 [svn] * src/client.c,src/client.h,src/fetch.c,src/noffle.c,src/server.c:
bears
parents: 185
diff changeset
253 {
f1bacee93ca6 [svn] * src/client.c,src/client.h,src/fetch.c,src/noffle.c,src/server.c:
bears
parents: 185
diff changeset
254 Log_err( "Close of content file %s failed: %s",
f1bacee93ca6 [svn] * src/client.c,src/client.h,src/fetch.c,src/noffle.c,src/server.c:
bears
parents: 185
diff changeset
255 tmpfname, strerror( errno ) );
f1bacee93ca6 [svn] * src/client.c,src/client.h,src/fetch.c,src/noffle.c,src/server.c:
bears
parents: 185
diff changeset
256 writeErr = TRUE;
f1bacee93ca6 [svn] * src/client.c,src/client.h,src/fetch.c,src/noffle.c,src/server.c:
bears
parents: 185
diff changeset
257 }
43
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
258
223
ffb1848a39db [svn] * src/util.c: Improve (correct) error detection when updating
bears
parents: 219
diff changeset
259 if ( writeErr )
ffb1848a39db [svn] * src/util.c: Improve (correct) error detection when updating
bears
parents: 219
diff changeset
260 {
ffb1848a39db [svn] * src/util.c: Improve (correct) error detection when updating
bears
parents: 219
diff changeset
261 /* Write error - leave everything as at present */
ffb1848a39db [svn] * src/util.c: Improve (correct) error detection when updating
bears
parents: 219
diff changeset
262 return FALSE;
ffb1848a39db [svn] * src/util.c: Improve (correct) error detection when updating
bears
parents: 219
diff changeset
263 }
ffb1848a39db [svn] * src/util.c: Improve (correct) error detection when updating
bears
parents: 219
diff changeset
264
43
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
265 /*
223
ffb1848a39db [svn] * src/util.c: Improve (correct) error detection when updating
bears
parents: 219
diff changeset
266 If empty, remove the overview file and set first to one
43
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
267 beyond last to flag said emptiness.
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
268 */
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
269 if ( ! anythingWritten )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
270 {
213
f0acb9366e4f [svn] minor bugfix in Conf_write()
mirkol
parents: 197
diff changeset
271 if ( unlink( tmpfname ) < 0 )
f0acb9366e4f [svn] minor bugfix in Conf_write()
mirkol
parents: 197
diff changeset
272 Log_err( "Unlink of %s failed: %s", tmpfname, strerror( errno ) );
218
411b6ab1acb7 [svn] *src/content.c,src/noffle.c: Correct bugfix in Conf_write().
bears
parents: 213
diff changeset
273 if ( unlink( cont.file ) < 0 )
223
ffb1848a39db [svn] * src/util.c: Improve (correct) error detection when updating
bears
parents: 219
diff changeset
274 {
218
411b6ab1acb7 [svn] *src/content.c,src/noffle.c: Correct bugfix in Conf_write().
bears
parents: 213
diff changeset
275 Log_err( "Unlink of %s failed: %s", cont.file, strerror( errno ) );
223
ffb1848a39db [svn] * src/util.c: Improve (correct) error detection when updating
bears
parents: 219
diff changeset
276 return FALSE;
ffb1848a39db [svn] * src/util.c: Improve (correct) error detection when updating
bears
parents: 219
diff changeset
277 }
188
f1bacee93ca6 [svn] * src/client.c,src/client.h,src/fetch.c,src/noffle.c,src/server.c:
bears
parents: 185
diff changeset
278 else
f1bacee93ca6 [svn] * src/client.c,src/client.h,src/fetch.c,src/noffle.c,src/server.c:
bears
parents: 185
diff changeset
279 {
f1bacee93ca6 [svn] * src/client.c,src/client.h,src/fetch.c,src/noffle.c,src/server.c:
bears
parents: 185
diff changeset
280 cont.dirty = FALSE;
f1bacee93ca6 [svn] * src/client.c,src/client.h,src/fetch.c,src/noffle.c,src/server.c:
bears
parents: 185
diff changeset
281 cont.first = cont.last + 1;
f1bacee93ca6 [svn] * src/client.c,src/client.h,src/fetch.c,src/noffle.c,src/server.c:
bears
parents: 185
diff changeset
282 }
43
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
283 }
223
ffb1848a39db [svn] * src/util.c: Improve (correct) error detection when updating
bears
parents: 219
diff changeset
284 else
188
f1bacee93ca6 [svn] * src/client.c,src/client.h,src/fetch.c,src/noffle.c,src/server.c:
bears
parents: 185
diff changeset
285 {
f1bacee93ca6 [svn] * src/client.c,src/client.h,src/fetch.c,src/noffle.c,src/server.c:
bears
parents: 185
diff changeset
286 if ( rename( tmpfname, cont.file ) < 0 )
223
ffb1848a39db [svn] * src/util.c: Improve (correct) error detection when updating
bears
parents: 219
diff changeset
287 {
188
f1bacee93ca6 [svn] * src/client.c,src/client.h,src/fetch.c,src/noffle.c,src/server.c:
bears
parents: 185
diff changeset
288 Log_err( "Rename of content file %s to %s failed: %s",
f1bacee93ca6 [svn] * src/client.c,src/client.h,src/fetch.c,src/noffle.c,src/server.c:
bears
parents: 185
diff changeset
289 tmpfname, cont.file, strerror( errno ) );
223
ffb1848a39db [svn] * src/util.c: Improve (correct) error detection when updating
bears
parents: 219
diff changeset
290 return FALSE;
ffb1848a39db [svn] * src/util.c: Improve (correct) error detection when updating
bears
parents: 219
diff changeset
291 }
188
f1bacee93ca6 [svn] * src/client.c,src/client.h,src/fetch.c,src/noffle.c,src/server.c:
bears
parents: 185
diff changeset
292 else
223
ffb1848a39db [svn] * src/util.c: Improve (correct) error detection when updating
bears
parents: 219
diff changeset
293 {
ffb1848a39db [svn] * src/util.c: Improve (correct) error detection when updating
bears
parents: 219
diff changeset
294 ASSERT( first != -1 );
188
f1bacee93ca6 [svn] * src/client.c,src/client.h,src/fetch.c,src/noffle.c,src/server.c:
bears
parents: 185
diff changeset
295 cont.dirty = FALSE;
223
ffb1848a39db [svn] * src/util.c: Improve (correct) error detection when updating
bears
parents: 219
diff changeset
296 cont.first = first;
ffb1848a39db [svn] * src/util.c: Improve (correct) error detection when updating
bears
parents: 219
diff changeset
297 }
188
f1bacee93ca6 [svn] * src/client.c,src/client.h,src/fetch.c,src/noffle.c,src/server.c:
bears
parents: 185
diff changeset
298 }
223
ffb1848a39db [svn] * src/util.c: Improve (correct) error detection when updating
bears
parents: 219
diff changeset
299
ffb1848a39db [svn] * src/util.c: Improve (correct) error detection when updating
bears
parents: 219
diff changeset
300 return TRUE;
43
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
301 }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
302
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
303 const Over *
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
304 Cont_get( int numb )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
305 {
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
306 if ( ! Cont_validNumb( numb ) )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
307 return NULL;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
308 return cont.elem[ numb - cont.vecFirst ];
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
309 }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
310
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
311 int
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
312 Cont_first( void ) { return cont.first; }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
313
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
314 int
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
315 Cont_last( void ) { return cont.last; }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
316
49
5ecb646acf97 [svn] Article numbering bug fixes
bears
parents: 45
diff changeset
317 int
5ecb646acf97 [svn] Article numbering bug fixes
bears
parents: 45
diff changeset
318 Cont_find( const char *msgId )
5ecb646acf97 [svn] Article numbering bug fixes
bears
parents: 45
diff changeset
319 {
5ecb646acf97 [svn] Article numbering bug fixes
bears
parents: 45
diff changeset
320 int i;
5ecb646acf97 [svn] Article numbering bug fixes
bears
parents: 45
diff changeset
321 const Over *ov;
5ecb646acf97 [svn] Article numbering bug fixes
bears
parents: 45
diff changeset
322
5ecb646acf97 [svn] Article numbering bug fixes
bears
parents: 45
diff changeset
323 for ( i = 0; i < cont.size; i++ )
5ecb646acf97 [svn] Article numbering bug fixes
bears
parents: 45
diff changeset
324 {
5ecb646acf97 [svn] Article numbering bug fixes
bears
parents: 45
diff changeset
325 if ( ( ov = cont.elem[ i ] )
5ecb646acf97 [svn] Article numbering bug fixes
bears
parents: 45
diff changeset
326 && strcmp( Ov_msgId( ov ), msgId ) == 0 )
5ecb646acf97 [svn] Article numbering bug fixes
bears
parents: 45
diff changeset
327 return i + cont.vecFirst;
5ecb646acf97 [svn] Article numbering bug fixes
bears
parents: 45
diff changeset
328 }
5ecb646acf97 [svn] Article numbering bug fixes
bears
parents: 45
diff changeset
329
5ecb646acf97 [svn] Article numbering bug fixes
bears
parents: 45
diff changeset
330 return -1;
5ecb646acf97 [svn] Article numbering bug fixes
bears
parents: 45
diff changeset
331 }
5ecb646acf97 [svn] Article numbering bug fixes
bears
parents: 45
diff changeset
332
43
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
333 const char *
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
334 Cont_grp( void ) { return cont.name; }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
335
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
336 Bool
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
337 Cont_nextGrp( Str result )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
338 {
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
339 struct dirent *d;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
340
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
341 ASSERT( cont.dir );
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
342 if ( ! ( d = readdir( cont.dir ) ) )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
343 {
219
d9f314014f7a [svn] * src/content.c: Remove spurious temporary files and add a closedir()
bears
parents: 218
diff changeset
344 closedir( cont.dir );
43
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
345 cont.dir = NULL;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
346 return FALSE;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
347 }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
348 if ( ! d->d_name )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
349 return FALSE;
218
411b6ab1acb7 [svn] *src/content.c,src/noffle.c: Correct bugfix in Conf_write().
bears
parents: 213
diff changeset
350 if ( d->d_name[0] == '.' )
411b6ab1acb7 [svn] *src/content.c,src/noffle.c: Correct bugfix in Conf_write().
bears
parents: 213
diff changeset
351 {
227
c48d7e881a21 [svn] fixed expiration of temp overview files, once again.
mirkol
parents: 223
diff changeset
352 Str tmpfname;
219
d9f314014f7a [svn] * src/content.c: Remove spurious temporary files and add a closedir()
bears
parents: 218
diff changeset
353
218
411b6ab1acb7 [svn] *src/content.c,src/noffle.c: Correct bugfix in Conf_write().
bears
parents: 213
diff changeset
354 /*
411b6ab1acb7 [svn] *src/content.c,src/noffle.c: Correct bugfix in Conf_write().
bears
parents: 213
diff changeset
355 * If it is '.' or '..', skip.
411b6ab1acb7 [svn] *src/content.c,src/noffle.c: Correct bugfix in Conf_write().
bears
parents: 213
diff changeset
356 * If it starts '.#', treat as a temporary file that didn't
219
d9f314014f7a [svn] * src/content.c: Remove spurious temporary files and add a closedir()
bears
parents: 218
diff changeset
357 * get deleted for some reason and flag an error and delete it.
218
411b6ab1acb7 [svn] *src/content.c,src/noffle.c: Correct bugfix in Conf_write().
bears
parents: 213
diff changeset
358 */
411b6ab1acb7 [svn] *src/content.c,src/noffle.c: Correct bugfix in Conf_write().
bears
parents: 213
diff changeset
359 switch( d->d_name[1] )
411b6ab1acb7 [svn] *src/content.c,src/noffle.c: Correct bugfix in Conf_write().
bears
parents: 213
diff changeset
360 {
411b6ab1acb7 [svn] *src/content.c,src/noffle.c: Correct bugfix in Conf_write().
bears
parents: 213
diff changeset
361 case '\0':
411b6ab1acb7 [svn] *src/content.c,src/noffle.c: Correct bugfix in Conf_write().
bears
parents: 213
diff changeset
362 case '.':
411b6ab1acb7 [svn] *src/content.c,src/noffle.c: Correct bugfix in Conf_write().
bears
parents: 213
diff changeset
363 break;
411b6ab1acb7 [svn] *src/content.c,src/noffle.c: Correct bugfix in Conf_write().
bears
parents: 213
diff changeset
364
411b6ab1acb7 [svn] *src/content.c,src/noffle.c: Correct bugfix in Conf_write().
bears
parents: 213
diff changeset
365 case '#':
227
c48d7e881a21 [svn] fixed expiration of temp overview files, once again.
mirkol
parents: 223
diff changeset
366 snprintf( tmpfname, MAXCHAR, "%s/overview/%s",
c48d7e881a21 [svn] fixed expiration of temp overview files, once again.
mirkol
parents: 223
diff changeset
367 Cfg_spoolDir(), d->d_name );
c48d7e881a21 [svn] fixed expiration of temp overview files, once again.
mirkol
parents: 223
diff changeset
368 Log_err( "Bad temporary file %s - deleting.",
c48d7e881a21 [svn] fixed expiration of temp overview files, once again.
mirkol
parents: 223
diff changeset
369 tmpfname );
219
d9f314014f7a [svn] * src/content.c: Remove spurious temporary files and add a closedir()
bears
parents: 218
diff changeset
370 if ( unlink( tmpfname ) < 0 )
d9f314014f7a [svn] * src/content.c: Remove spurious temporary files and add a closedir()
bears
parents: 218
diff changeset
371 Log_err( "Unlink of %s failed: %s",
d9f314014f7a [svn] * src/content.c: Remove spurious temporary files and add a closedir()
bears
parents: 218
diff changeset
372 tmpfname, strerror(errno) );
218
411b6ab1acb7 [svn] *src/content.c,src/noffle.c: Correct bugfix in Conf_write().
bears
parents: 213
diff changeset
373 break;
411b6ab1acb7 [svn] *src/content.c,src/noffle.c: Correct bugfix in Conf_write().
bears
parents: 213
diff changeset
374
411b6ab1acb7 [svn] *src/content.c,src/noffle.c: Correct bugfix in Conf_write().
bears
parents: 213
diff changeset
375 default:
411b6ab1acb7 [svn] *src/content.c,src/noffle.c: Correct bugfix in Conf_write().
bears
parents: 213
diff changeset
376 Log_err( "Unknown file %s in %s/overview - please delete",
411b6ab1acb7 [svn] *src/content.c,src/noffle.c: Correct bugfix in Conf_write().
bears
parents: 213
diff changeset
377 d->d_name, Cfg_spoolDir() );
411b6ab1acb7 [svn] *src/content.c,src/noffle.c: Correct bugfix in Conf_write().
bears
parents: 213
diff changeset
378 break;
411b6ab1acb7 [svn] *src/content.c,src/noffle.c: Correct bugfix in Conf_write().
bears
parents: 213
diff changeset
379 }
411b6ab1acb7 [svn] *src/content.c,src/noffle.c: Correct bugfix in Conf_write().
bears
parents: 213
diff changeset
380 return Cont_nextGrp( result );
411b6ab1acb7 [svn] *src/content.c,src/noffle.c: Correct bugfix in Conf_write().
bears
parents: 213
diff changeset
381 }
43
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
382 Utl_cpyStr( result, d->d_name );
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
383 result[ MAXCHAR - 1 ] = '\0';
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
384 return TRUE;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
385 }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
386
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
387 Bool
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
388 Cont_firstGrp( Str result )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
389 {
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
390 Str name;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
391
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
392 snprintf( name, MAXCHAR, "%s/overview", Cfg_spoolDir() );
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
393 if ( ! ( cont.dir = opendir( name ) ) )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
394 {
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
395 Log_err( "Cannot open %s", name );
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
396 return FALSE;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
397 }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
398 return Cont_nextGrp( result );
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
399 }
255
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400
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401 Bool
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402 Cont_exists( const char *grp )
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403 {
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404 Str fname;
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405
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406 /* Do we have a content/overview file for this group? */
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407 snprintf( fname, MAXCHAR, "%s/overview/%s", Cfg_spoolDir(), grp );
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408 return ( access( fname, R_OK ) == 0 );
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409 }
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410