diff options
Diffstat (limited to 'help.c')
| -rw-r--r-- | help.c | 29 |
1 files changed, 26 insertions, 3 deletions
@@ -1,7 +1,7 @@ /********************************************************************\ * BitlBee -- An IRC to other IM-networks gateway * * * - * Copyright 2002-2009 Wilmer van der Gaast and others * + * Copyright 2002-2010 Wilmer van der Gaast and others * \********************************************************************/ /* Help file control */ @@ -25,6 +25,7 @@ #define BITLBEE_CORE #include "bitlbee.h" +#include "help.h" #undef read #undef write @@ -156,8 +157,9 @@ char *help_get( help_t **help, char *title ) return NULL; } - lseek( h->fd, h->offset.file_offset, SEEK_SET ); - read( h->fd, s, h->length ); + if( lseek( h->fd, h->offset.file_offset, SEEK_SET ) == -1 || + read( h->fd, s, h->length ) != h->length ) + return NULL; } else { @@ -192,3 +194,24 @@ int help_add_mem( help_t **help, const char *title, const char *content ) return 1; } + +char *help_get_whatsnew( help_t **help, int old ) +{ + GString *ret = NULL; + help_t *h; + int v; + + for( h = *help; h; h = h->next ) + if( h->title != NULL && strncmp( h->title, "whatsnew", 8 ) == 0 && + sscanf( h->title + 8, "%x", &v ) == 1 && v > old ) + { + char *s = help_get( &h, h->title ); + if( ret == NULL ) + ret = g_string_new( s ); + else + g_string_append_printf( ret, "\n\n%s", s ); + g_free( s ); + } + + return ret ? g_string_free( ret, FALSE ) : NULL; +} |