Mercurial > dovecot > original-hg > dovecot-1.2
view src/lib-index/mbox/mbox-rebuild.c @ 363:567e932cdc66 HEAD
Added autoclose_fd-flag for io_buffer_create_file() and
io_buffer_create_mmap().
author | Timo Sirainen <tss@iki.fi> |
---|---|
date | Sun, 06 Oct 2002 06:09:36 +0300 |
parents | 0dc59fd3faed |
children | ea958a5b9de1 |
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/* Copyright (C) 2002 Timo Sirainen */ #include "lib.h" #include "iobuffer.h" #include "mbox-index.h" #include "mbox-lock.h" #include "mail-index-data.h" #include "mail-index-util.h" #include <unistd.h> #include <fcntl.h> #include <sys/stat.h> #include <sys/mman.h> int mbox_index_rebuild(MailIndex *index) { IOBuffer *inbuf; struct stat st; int fd, failed; i_assert(index->lock_type != MAIL_LOCK_SHARED); if (!mail_index_set_lock(index, MAIL_LOCK_EXCLUSIVE)) return FALSE; /* reset the header */ mail_index_init_header(index->header); index->mmap_used_length = index->header->used_file_size; /* we require MD5 to be cached */ index->header->cache_fields |= FIELD_TYPE_MD5; /* update indexid, which also means that our state has completely changed */ index->indexid = index->header->indexid; index->inconsistent = TRUE; if (msync(index->mmap_base, sizeof(MailIndexHeader), MS_SYNC) < 0) return index_set_syscall_error(index, "msync()"); /* reset data file */ if (!mail_index_data_reset(index->data)) return FALSE; /* open the mbox file. we don't really need to open it read-write, but fcntl() locking requires it. */ fd = open(index->mbox_path, O_RDWR); if (fd == -1) return mbox_set_syscall_error(index, "open()"); /* lock the mailbox so we can be sure no-one interrupts us. */ if (!mbox_lock(index, index->mbox_path, fd, FALSE)) { if (close(fd) < 0) mbox_set_syscall_error(index, "close()"); return FALSE; } inbuf = io_buffer_create_mmap(fd, default_pool, MAIL_MMAP_BLOCK_SIZE, 0, TRUE); mbox_skip_empty_lines(inbuf); failed = !mbox_index_append(index, inbuf); (void)mbox_unlock(index, index->mbox_path, fd); io_buffer_destroy(inbuf); if (failed) return FALSE; /* update sync stamp */ if (stat(index->mbox_path, &st) < 0) return mbox_set_syscall_error(index, "fstat()"); index->file_sync_stamp = st.st_mtime; /* rebuild is complete - remove the flag */ index->header->flags &= ~(MAIL_INDEX_FLAG_REBUILD|MAIL_INDEX_FLAG_FSCK); return TRUE; }