diff options
Diffstat (limited to 'help.c')
| -rw-r--r-- | help.c | 219 |
1 files changed, 105 insertions, 114 deletions
@@ -1,4 +1,4 @@ - /********************************************************************\ +/********************************************************************\ * BitlBee -- An IRC to other IM-networks gateway * * * * Copyright 2002-2010 Wilmer van der Gaast and others * @@ -26,188 +26,179 @@ #define BITLBEE_CORE #include "bitlbee.h" #include "help.h" -#undef read +#undef read #undef write #define BUFSIZE 1100 -help_t *help_init( help_t **help, const char *helpfile ) +help_t *help_init(help_t **help, const char *helpfile) { int i, buflen = 0; help_t *h; char *s, *t; time_t mtime; struct stat stat[1]; - - *help = h = g_new0 ( help_t, 1 ); - - h->fd = open( helpfile, O_RDONLY ); - - if( h->fd == -1 ) - { - g_free( h ); - return( *help = NULL ); + + *help = h = g_new0(help_t, 1); + + h->fd = open(helpfile, O_RDONLY); + + if (h->fd == -1) { + g_free(h); + return(*help = NULL); } - - if( fstat( h->fd, stat ) != 0 ) - { - g_free( h ); - return( *help = NULL ); + + if (fstat(h->fd, stat) != 0) { + g_free(h); + return(*help = NULL); } mtime = stat->st_mtime; - - s = g_new (char, BUFSIZE + 1 ); + + s = g_new(char, BUFSIZE + 1); s[BUFSIZE] = 0; - - while( ( ( i = read( h->fd, s + buflen, BUFSIZE - buflen ) ) > 0 ) || - ( i == 0 && strstr( s, "\n%\n" ) ) ) - { + + while (((i = read(h->fd, s + buflen, BUFSIZE - buflen)) > 0) || + (i == 0 && strstr(s, "\n%\n"))) { buflen += i; - memset( s + buflen, 0, BUFSIZE - buflen ); - if( !( t = strstr( s, "\n%\n" ) ) || s[0] != '?' ) - { + memset(s + buflen, 0, BUFSIZE - buflen); + if (!(t = strstr(s, "\n%\n")) || s[0] != '?') { /* FIXME: Clean up */ - help_free( help ); - g_free( s ); + help_free(help); + g_free(s); return NULL; } - i = strchr( s, '\n' ) - s; - - if( h->title ) - { - h = h->next = g_new0( help_t, 1 ); + i = strchr(s, '\n') - s; + + if (h->title) { + h = h->next = g_new0(help_t, 1); } - h->title = g_new ( char, i ); - - strncpy( h->title, s + 1, i - 1 ); - h->title[i-1] = 0; + h->title = g_new(char, i); + + strncpy(h->title, s + 1, i - 1); + h->title[i - 1] = 0; h->fd = (*help)->fd; - h->offset.file_offset = lseek( h->fd, 0, SEEK_CUR ) - buflen + i + 1; + h->offset.file_offset = lseek(h->fd, 0, SEEK_CUR) - buflen + i + 1; h->length = t - s - i - 1; h->mtime = mtime; - - buflen -= ( t + 3 - s ); - t = g_strdup( t + 3 ); - g_free( s ); - s = g_renew( char, t, BUFSIZE + 1 ); + + buflen -= (t + 3 - s); + t = g_strdup(t + 3); + g_free(s); + s = g_renew(char, t, BUFSIZE + 1); s[BUFSIZE] = 0; } - - g_free( s ); - - return( *help ); + + g_free(s); + + return(*help); } -void help_free( help_t **help ) +void help_free(help_t **help) { help_t *h, *oh; int last_fd = -1; /* Weak de-dupe */ - - if( help == NULL || *help == NULL ) + + if (help == NULL || *help == NULL) { return; - + } + h = *help; - while( h ) - { - if( h->fd != last_fd ) - { - close( h->fd ); + while (h) { + if (h->fd != last_fd) { + close(h->fd); last_fd = h->fd; } - g_free( h->title ); - h = (oh=h)->next; - g_free( oh ); + g_free(h->title); + h = (oh = h)->next; + g_free(oh); } - + *help = NULL; } -char *help_get( help_t **help, char *title ) +char *help_get(help_t **help, char *title) { time_t mtime; struct stat stat[1]; help_t *h; - for( h = *help; h; h = h->next ) - { - if( h->title != NULL && g_strcasecmp( h->title, title ) == 0 ) + for (h = *help; h; h = h->next) { + if (h->title != NULL && g_strcasecmp(h->title, title) == 0) { break; + } } - if( h && h->length > 0 ) - { - char *s = g_new( char, h->length + 1 ); - + if (h && h->length > 0) { + char *s = g_new(char, h->length + 1); + s[h->length] = 0; - if( h->fd >= 0 ) - { - if( fstat( h->fd, stat ) != 0 ) - { - g_free( s ); + if (h->fd >= 0) { + if (fstat(h->fd, stat) != 0) { + g_free(s); return NULL; } mtime = stat->st_mtime; - - if( mtime > h->mtime ) - { - g_free( s ); + + if (mtime > h->mtime) { + g_free(s); return NULL; } - - if( lseek( h->fd, h->offset.file_offset, SEEK_SET ) == -1 || - read( h->fd, s, h->length ) != h->length ) + + if (lseek(h->fd, h->offset.file_offset, SEEK_SET) == -1 || + read(h->fd, s, h->length) != h->length) { return NULL; - } - else - { - strncpy( s, h->offset.mem_offset, h->length ); + } + } else { + strncpy(s, h->offset.mem_offset, h->length); } return s; } - + return NULL; } -int help_add_mem( help_t **help, const char *title, const char *content ) +int help_add_mem(help_t **help, const char *title, const char *content) { help_t *h, *l = NULL; - - for( h = *help; h; h = h->next ) - { - if( g_strcasecmp( h->title, title ) == 0 ) + + for (h = *help; h; h = h->next) { + if (g_strcasecmp(h->title, title) == 0) { return 0; - + } + l = h; } - - if( l ) - h = l->next = g_new0( struct help, 1 ); - else - *help = h = g_new0( struct help, 1 ); + + if (l) { + h = l->next = g_new0(struct help, 1); + } else { + *help = h = g_new0(struct help, 1); + } h->fd = -1; - h->title = g_strdup( title ); - h->length = strlen( content ); - h->offset.mem_offset = g_strdup( content ); - + h->title = g_strdup(title); + h->length = strlen(content); + h->offset.mem_offset = g_strdup(content); + return 1; } -char *help_get_whatsnew( help_t **help, int old ) +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 ); + + 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; + } + + return ret ? g_string_free(ret, FALSE) : NULL; } |