This commit was manufactured by cvs2svn to create tag 'GDM_2_2_5_4'.GDM_2_2_5_4

svn path=/tags/GDM_2_2_5_4/; revision=14012

1 files changed, 0 insertions, 1279 deletions

diff --git a/camel/providers/local/camel-spool-summary.c b/camel/providers/local/camel-spool-summary.c
deleted file mode 100644
index 9f6833ef93..0000000000
--- a/camel/providers/local/camel-spool-summary.c
+++ /dev/null
@@ -1,1279 +0,0 @@
-/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8; fill-column: 160 -*-
- *
- *  Copyright (C) 2001 Ximian Inc. (www.ximian.com)
- *
- *  Authors: Michael Zucchi <notzed@ximian.com>
- *
- *  This program is free software; you can redistribute it and/or 
- *  modify it under the terms of the GNU General Public License as 
- *  published by the Free Software Foundation; either version 2 of the
- *  License, or (at your option) any later version.
- *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License
- *  along with this program; if not, write to the Free Software
- *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
- *  USA
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-
-#include <ctype.h>
-#include <sys/stat.h>
-#include <sys/uio.h>
-#include <unistd.h>
-#include <errno.h>
-#include <string.h>
-#include <stdlib.h>
-
-#include "camel-spool-summary.h"
-#include "camel-mime-message.h"
-#include "camel-file-utils.h"
-#include "camel-operation.h"
-
-#define io(x)
-#define d(x) /*(printf("%s(%d): ", __FILE__, __LINE__),(x))*/
-
-#define CAMEL_SPOOL_SUMMARY_VERSION (0x400)
-
-struct _CamelSpoolSummaryPrivate {
-};
-
-#define _PRIVATE(o) (((CamelSpoolSummary *)(o))->priv)
-
-static int summary_header_load (CamelFolderSummary *, FILE *);
-static int summary_header_save (CamelFolderSummary *, FILE *);
-
-static CamelMessageInfo * message_info_new (CamelFolderSummary *, struct _header_raw *);
-static CamelMessageInfo * message_info_new_from_parser(CamelFolderSummary *s, CamelMimeParser *mp);
-static CamelMessageInfo * message_info_load (CamelFolderSummary *, FILE *);
-static int		  message_info_save (CamelFolderSummary *, FILE *, CamelMessageInfo *);
-
-static int spool_summary_decode_x_evolution(CamelSpoolSummary *cls, const char *xev, CamelMessageInfo *mi);
-static char *spool_summary_encode_x_evolution(CamelSpoolSummary *cls, const CamelMessageInfo *mi);
-
-static int spool_summary_load(CamelSpoolSummary *cls, int forceindex, CamelException *ex);
-static int spool_summary_check(CamelSpoolSummary *cls, CamelFolderChangeInfo *changeinfo, CamelException *ex);
-static int spool_summary_sync(CamelSpoolSummary *cls, gboolean expunge, CamelFolderChangeInfo *changeinfo, CamelException *ex);
-static CamelMessageInfo *spool_summary_add(CamelSpoolSummary *cls, CamelMimeMessage *msg, const CamelMessageInfo *info, CamelFolderChangeInfo *, CamelException *ex);
-
-static int spool_summary_sync_full(CamelSpoolSummary *cls, gboolean expunge, CamelFolderChangeInfo *changeinfo, CamelException *ex);
-
-static void camel_spool_summary_class_init (CamelSpoolSummaryClass *klass);
-static void camel_spool_summary_init       (CamelSpoolSummary *obj);
-static void camel_spool_summary_finalise   (CamelObject *obj);
-static CamelFolderSummaryClass *camel_spool_summary_parent;
-
-CamelType
-camel_spool_summary_get_type(void)
-{
-	static CamelType type = CAMEL_INVALID_TYPE;
-	
-	if (type == CAMEL_INVALID_TYPE) {
-		type = camel_type_register(camel_folder_summary_get_type(), "CamelSpoolSummary",
-					   sizeof (CamelSpoolSummary),
-					   sizeof (CamelSpoolSummaryClass),
-					   (CamelObjectClassInitFunc) camel_spool_summary_class_init,
-					   NULL,
-					   (CamelObjectInitFunc) camel_spool_summary_init,
-					   (CamelObjectFinalizeFunc) camel_spool_summary_finalise);
-	}
-	
-	return type;
-}
-
-static void
-camel_spool_summary_class_init(CamelSpoolSummaryClass *klass)
-{
-	CamelFolderSummaryClass *sklass = (CamelFolderSummaryClass *) klass;
-	
-	camel_spool_summary_parent = CAMEL_FOLDER_SUMMARY_CLASS(camel_type_get_global_classfuncs(camel_folder_summary_get_type()));
-
-	sklass->summary_header_load = summary_header_load;
-	sklass->summary_header_save = summary_header_save;
-
-	sklass->message_info_new  = message_info_new;
-	sklass->message_info_new_from_parser  = message_info_new_from_parser;
-	sklass->message_info_load = message_info_load;
-	sklass->message_info_save = message_info_save;
-
-	klass->load = spool_summary_load;
-	klass->check = spool_summary_check;
-	klass->sync = spool_summary_sync;
-	klass->add = spool_summary_add;
-
-	klass->encode_x_evolution = spool_summary_encode_x_evolution;
-	klass->decode_x_evolution = spool_summary_decode_x_evolution;
-}
-
-static void
-camel_spool_summary_init(CamelSpoolSummary *obj)
-{
-	struct _CamelSpoolSummaryPrivate *p;
-	struct _CamelFolderSummary *s = (CamelFolderSummary *)obj;
-
-	p = _PRIVATE(obj) = g_malloc0(sizeof(*p));
-
-	/* subclasses need to set the right instance data sizes */
-	s->message_info_size = sizeof(CamelSpoolMessageInfo);
-	s->content_info_size = sizeof(CamelMessageContentInfo);
-
-	/* and a unique file version */
-	s->version += CAMEL_SPOOL_SUMMARY_VERSION;
-}
-
-static void
-camel_spool_summary_finalise(CamelObject *obj)
-{
-	CamelSpoolSummary *mbs = CAMEL_SPOOL_SUMMARY(obj);
-
-	g_free(mbs->folder_path);
-}
-
-CamelSpoolSummary *
-camel_spool_summary_new(const char *filename)
-{
-	CamelSpoolSummary *new = (CamelSpoolSummary *)camel_object_new(camel_spool_summary_get_type());
-
-	camel_folder_summary_set_build_content(CAMEL_FOLDER_SUMMARY(new), FALSE);
-	new->folder_path = g_strdup(filename);
-
-	return new;
-}
-
-static int
-spool_summary_load(CamelSpoolSummary *cls, int forceindex, CamelException *ex)
-{
-	g_warning("spool_summary_load() should nto b e called\n");
-
-	return camel_folder_summary_load((CamelFolderSummary *)cls);
-}
-
-/* load/check the summary */
-int
-camel_spool_summary_load(CamelSpoolSummary *cls, int forceindex, CamelException *ex)
-{
-	struct stat st;
-	CamelFolderSummary *s = (CamelFolderSummary *)cls;
-
-	g_warning("spool_summary_load() should nto b e called\n");
-
-	d(printf("Loading summary ...\n"));
-
-	if (forceindex
-	    || stat(s->summary_path, &st) == -1
-	    || ((CamelSpoolSummaryClass *)(CAMEL_OBJECT_GET_CLASS(cls)))->load(cls, forceindex, ex) == -1) {
-		camel_folder_summary_clear((CamelFolderSummary *)cls);
-	}
-
-	return camel_spool_summary_check(cls, NULL, ex);
-}
-
-char *
-camel_spool_summary_encode_x_evolution(CamelSpoolSummary *cls, const CamelMessageInfo *info)
-{
-	return ((CamelSpoolSummaryClass *)(CAMEL_OBJECT_GET_CLASS(cls)))->encode_x_evolution(cls, info);
-}
-
-int
-camel_spool_summary_decode_x_evolution(CamelSpoolSummary *cls, const char *xev, CamelMessageInfo *info)
-{
-	return ((CamelSpoolSummaryClass *)(CAMEL_OBJECT_GET_CLASS(cls)))->decode_x_evolution(cls, xev, info);
-}
-
-int
-camel_spool_summary_check(CamelSpoolSummary *cls, CamelFolderChangeInfo *changeinfo, CamelException *ex)
-{
-	int ret;
-
-	ret = ((CamelSpoolSummaryClass *)(CAMEL_OBJECT_GET_CLASS(cls)))->check(cls, changeinfo, ex);
-
-	return ret;
-}
-
-int
-camel_spool_summary_sync(CamelSpoolSummary *cls, gboolean expunge, CamelFolderChangeInfo *changeinfo, CamelException *ex)
-{
-	return ((CamelSpoolSummaryClass *)(CAMEL_OBJECT_GET_CLASS(cls)))->sync(cls, expunge, changeinfo, ex);
-}
-
-CamelMessageInfo *
-camel_spool_summary_add(CamelSpoolSummary *cls, CamelMimeMessage *msg, const CamelMessageInfo *info, CamelFolderChangeInfo *ci, CamelException *ex)
-{
-	return ((CamelSpoolSummaryClass *)(CAMEL_OBJECT_GET_CLASS(cls)))->add(cls, msg, info, ci, ex);
-}
-
-/**
- * camel_spool_summary_write_headers:
- * @fd: 
- * @header: 
- * @xevline: 
- * 
- * Write a bunch of headers to the file @fd.  IF xevline is non NULL, then
- * an X-Evolution header line is created at the end of all of the headers.
- * The headers written are termianted with a blank line.
- * 
- * Return value: -1 on error, otherwise the number of bytes written.
- **/
-int
-camel_spool_summary_write_headers(int fd, struct _header_raw *header, char *xevline)
-{
-	int outlen = 0, len;
-	int newfd;
-	FILE *out;
-
-	/* dum de dum, maybe the whole sync function should just use stdio for output */
-	newfd = dup(fd);
-	if (newfd == -1)
-		return -1;
-
-	out = fdopen(newfd, "w");
-	if (out == NULL) {
-		close(newfd);
-		errno = EINVAL;
-		return -1;
-	}
-
-	while (header) {
-		if (strcmp(header->name, "X-Evolution")) {
-			len = fprintf(out, "%s:%s\n", header->name, header->value);
-			if (len == -1) {
-				fclose(out);
-				return -1;
-			}
-			outlen += len;
-		}
-		header = header->next;
-	}
-
-	if (xevline) {
-		len = fprintf(out, "X-Evolution: %s\n\n", xevline);
-		if (len == -1) {
-			fclose(out);
-			return -1;
-		}
-		outlen += len;
-	}
-
-	if (fclose(out) == -1)
-		return -1;
-
-	return outlen;
-}
-
-static int
-summary_header_load(CamelFolderSummary *s, FILE *in)
-{
-	CamelSpoolSummary *mbs = CAMEL_SPOOL_SUMMARY(s);
-
-	if (((CamelFolderSummaryClass *)camel_spool_summary_parent)->summary_header_load(s, in) == -1)
-		return -1;
-
-	return camel_file_util_decode_uint32(in, &mbs->folder_size);
-}
-
-static int
-summary_header_save(CamelFolderSummary *s, FILE *out)
-{
-	CamelSpoolSummary *mbs = CAMEL_SPOOL_SUMMARY(s);
-
-	if (((CamelFolderSummaryClass *)camel_spool_summary_parent)->summary_header_save(s, out) == -1)
-		return -1;
-
-	return camel_file_util_encode_uint32(out, mbs->folder_size);
-}
-
-static CamelMessageInfo *
-message_info_new(CamelFolderSummary *s, struct _header_raw *h)
-{
-	CamelMessageInfo *mi;
-	CamelSpoolSummary *cls = (CamelSpoolSummary *)s;
-
-	mi = ((CamelFolderSummaryClass *)camel_spool_summary_parent)->message_info_new(s, h);
-	if (mi) {
-		CamelSpoolMessageInfo *mbi = (CamelSpoolMessageInfo *)mi;
-		const char *xev;
-
-		xev = header_raw_find(&h, "X-Evolution", NULL);
-		if (xev==NULL || camel_spool_summary_decode_x_evolution(cls, xev, mi) == -1) {
-			/* to indicate it has no xev header */
-			mi->flags |= CAMEL_MESSAGE_FOLDER_FLAGGED | CAMEL_MESSAGE_FOLDER_NOXEV;
-			camel_message_info_set_uid(mi, camel_folder_summary_next_uid_string(s));
-		}
-
-		mbi->frompos = -1;
-	}
-	
-	return mi;
-}
-
-static CamelMessageInfo *
-message_info_new_from_parser(CamelFolderSummary *s, CamelMimeParser *mp)
-{
-	CamelMessageInfo *mi;
-
-	mi = ((CamelFolderSummaryClass *)camel_spool_summary_parent)->message_info_new_from_parser(s, mp);
-	if (mi) {
-		CamelSpoolMessageInfo *mbi = (CamelSpoolMessageInfo *)mi;
-
-		mbi->frompos = camel_mime_parser_tell_start_from(mp);
-	}
-	
-	return mi;
-}
-
-static CamelMessageInfo *
-message_info_load(CamelFolderSummary *s, FILE *in)
-{
-	CamelMessageInfo *mi;
-
-	io(printf("loading spool message info\n"));
-
-	mi = ((CamelFolderSummaryClass *)camel_spool_summary_parent)->message_info_load(s, in);
-	if (mi) {
-		CamelSpoolMessageInfo *mbi = (CamelSpoolMessageInfo *)mi;
-		
-		if (camel_file_util_decode_off_t(in, &mbi->frompos) == -1)
-			goto error;
-	}
-	
-	return mi;
-error:
-	camel_folder_summary_info_free(s, mi);
-	return NULL;
-}
-
-static int
-message_info_save(CamelFolderSummary *s, FILE *out, CamelMessageInfo *mi)
-{
-	CamelSpoolMessageInfo *mbi = (CamelSpoolMessageInfo *)mi;
-
-	io(printf("saving spool message info\n"));
-
-	if (((CamelFolderSummaryClass *)camel_spool_summary_parent)->message_info_save(s, out, mi) == -1
-	    || camel_file_util_encode_off_t(out, mbi->frompos) == -1)
-		return -1;
-
-	return 0;
-}
-
-static int
-summary_rebuild(CamelSpoolSummary *cls, off_t offset, CamelException *ex)
-{
-	CamelFolderSummary *s = (CamelFolderSummary *)cls;
-	CamelMimeParser *mp;
-	int fd;
-	int ok = 0;
-	struct stat st;
-	off_t size = 0;
-
-	/* FIXME: If there is a failure, it shouldn't clear the summary and restart,
-	   it should try and merge the summary info's.  This is a bit tricky. */
-
-	camel_operation_start(NULL, _("Storing folder"));
-
-	fd = open(cls->folder_path, O_RDONLY);
-	if (fd == -1) {
-		d(printf("%s failed to open: %s\n", cls->folder_path, strerror(errno)));
-		camel_exception_setv(ex, 1, _("Could not open folder: %s: %s"),
-				     cls->folder_path, offset, strerror(errno));
-		camel_operation_end(NULL);
-		return -1;
-	}
-	
-	if (fstat(fd, &st) == 0)
-		size = st.st_size;
-
-	mp = camel_mime_parser_new();
-	camel_mime_parser_init_with_fd(mp, fd);
-	camel_mime_parser_scan_from(mp, TRUE);
-	camel_mime_parser_seek(mp, offset, SEEK_SET);
-
-	if (offset > 0) {
-		if (camel_mime_parser_step(mp, NULL, NULL) == HSCAN_FROM) {
-			if (camel_mime_parser_tell_start_from(mp) != offset) {
-				g_warning("The next message didn't start where I expected, building summary from start");
-				camel_mime_parser_drop_step(mp);
-				offset = 0;
-				camel_mime_parser_seek(mp, offset, SEEK_SET);
-				camel_folder_summary_clear(s);
-			} else {
-				camel_mime_parser_unstep(mp);
-			}
-		} else {
-			d(printf("mime parser state ran out? state is %d\n", camel_mime_parser_state(mp)));
-			camel_object_unref(CAMEL_OBJECT(mp));
-			/* end of file - no content? no error either */
-			camel_operation_end(NULL);
-			return 0;
-		}
-	}
-
-	while (camel_mime_parser_step(mp, NULL, NULL) == HSCAN_FROM) {
-		CamelMessageInfo *info;
-		off_t pc = camel_mime_parser_tell_start_from (mp) + 1;
-		
-		camel_operation_progress (NULL, (int) (((float) pc / size) * 100));
-		
-		info = camel_folder_summary_add_from_parser(s, mp);
-		if (info == NULL) {
-			camel_exception_setv(ex, 1, _("Fatal mail parser error near position %ld in folder %s"),
-					     camel_mime_parser_tell(mp), cls->folder_path);
-			ok = -1;
-			break;
-		}
-
-		g_assert(camel_mime_parser_step(mp, NULL, NULL) == HSCAN_FROM_END);
-	}
-
-	camel_object_unref(CAMEL_OBJECT (mp));
-	
-	/* update the file size/mtime in the summary */
-	if (ok != -1) {
-		if (stat(cls->folder_path, &st) == 0) {
-			camel_folder_summary_touch(s);
-			cls->folder_size = st.st_size;
-			s->time = st.st_mtime;
-		}
-	}
-
-	camel_operation_end(NULL);
-
-	return ok;
-}
-
-/* like summary_rebuild, but also do changeinfo stuff (if supplied) */
-static int
-summary_update(CamelSpoolSummary *cls, off_t offset, CamelFolderChangeInfo *changeinfo, CamelException *ex)
-{
-	int ret, i, count;
-	CamelFolderSummary *s = (CamelFolderSummary *)cls;
-
-	d(printf("Calling summary update, from pos %d\n", (int)offset));
-
-	if (changeinfo) {
-		/* we use the diff function of the change_info to build the update list. */
-		for (i = 0; i < camel_folder_summary_count(s); i++) {
-			CamelMessageInfo *mi = camel_folder_summary_index(s, i);
-
-			camel_folder_change_info_add_source(changeinfo, camel_message_info_uid(mi));
-			camel_folder_summary_info_free(s, mi);
-		}
-	}
-
-	/* do the actual work */
-	ret = summary_rebuild(cls, offset, ex);
-
-	if (changeinfo) {
-		count = camel_folder_summary_count(s);
-		for (i = 0; i < count; i++) {
-			CamelMessageInfo *mi = camel_folder_summary_index(s, i);
-			camel_folder_change_info_add_update(changeinfo, camel_message_info_uid(mi));
-			camel_folder_summary_info_free(s, mi);
-		}
-		camel_folder_change_info_build_diff(changeinfo);
-	}
-
-	return ret;
-}
-
-static int
-spool_summary_check(CamelSpoolSummary *cls, CamelFolderChangeInfo *changeinfo, CamelException *ex)
-{
-	CamelFolderSummary *s = (CamelFolderSummary *)cls;
-	struct stat st;
-	int ret = 0;
-
-	d(printf("Checking summary\n"));
-
-	/* check if the summary is up-to-date */
-	if (stat(cls->folder_path, &st) == -1) {
-		camel_folder_summary_clear(s);
-		camel_exception_setv(ex, 1, _("Cannot check folder: %s: %s"), cls->folder_path, strerror(errno));
-		return -1;
-	}
-
-	if (st.st_size == 0) {
-		/* empty?  No need to scan at all */
-		d(printf("Empty spool, clearing summary\n"));
-		camel_folder_summary_clear(s);
-		ret = 0;
-	} else if (s->messages->len == 0) {
-		/* if we are empty, then we rebuilt from scratch */
-		d(printf("Empty summary, rebuilding from start\n"));
-		ret = summary_update(cls, 0, changeinfo, ex);
-	} else {
-		/* is the summary uptodate? */
-		if (st.st_size != cls->folder_size || st.st_mtime != s->time) {
-			if (cls->folder_size < st.st_size) {
-				/* this will automatically rescan from 0 if there is a problem */
-				d(printf("folder grew, attempting to rebuild from %d\n", cls->folder_size));
-				ret = summary_update(cls, cls->folder_size, changeinfo, ex);
-			} else {
-				d(printf("folder shrank!  rebuilding from start\n"));
-				camel_folder_summary_clear(s);
-				ret = summary_update(cls, 0, changeinfo, ex);
-			}
-		}
-	}
-
-	if (ret != -1) {
-		int i, work, count;
-
-		/* check to see if we need to copy/update the file; missing xev headers prompt this */
-		work = FALSE;
-		count = camel_folder_summary_count(s);
-		for (i=0;!work && i<count; i++) {
-			CamelMessageInfo *info = camel_folder_summary_index(s, i);
-			g_assert(info);
-			work = (info->flags & (CAMEL_MESSAGE_FOLDER_NOXEV)) != 0;
-			camel_folder_summary_info_free(s, info);
-		}
-
-		/* if we do, then write out the headers using sync_full, etc */
-		if (work) {
-			d(printf("Have to add new headers, re-syncing from the start to accomplish this\n"));
-			ret = spool_summary_sync_full(cls, FALSE, changeinfo, ex);
-
-			if (stat(cls->folder_path, &st) == -1) {
-				camel_exception_setv(ex, CAMEL_EXCEPTION_SYSTEM, _("Unknown error: %s"), strerror(errno));
-				return -1;
-			}
-		}
-		cls->folder_size = st.st_size;
-		s->time = st.st_mtime;
-	}
-
-	return ret;
-}
-
-static char *tz_months[] = {
-	"Jan", "Feb", "Mar", "Apr", "May", "Jun",
-	"Jul", "Aug", "Sep", "Oct", "Nov", "Dec"
-};
-
-static char *tz_days[] = {
-	"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"
-};
-
-/* tries to build a From line, based on message headers */
-char *
-camel_spool_summary_build_from(struct _header_raw *header)
-{
-	GString *out = g_string_new("From ");
-	char *ret;
-	const char *tmp;
-	time_t thetime;
-	int offset;
-	struct tm tm;
-
-	tmp = header_raw_find(&header, "Sender", NULL);
-	if (tmp == NULL)
-		tmp = header_raw_find(&header, "From", NULL);
-	if (tmp != NULL) {
-		struct _header_address *addr = header_address_decode(tmp);
-
-		tmp = NULL;
-		if (addr) {
-			if (addr->type == HEADER_ADDRESS_NAME) {
-				g_string_append(out, addr->v.addr);
-				tmp = "";
-			}
-			header_address_unref(addr);
-		}
-	}
-	if (tmp == NULL) {
-		g_string_append(out, "unknown@nodomain.now.au");
-	}
-
-	/* try use the received header to get the date */
-	tmp = header_raw_find(&header, "Received", NULL);
-	if (tmp) {
-		tmp = strrchr(tmp, ';');
-		if (tmp)
-			tmp++;
-	}
-
-	/* if there isn't one, try the Date field */
-	if (tmp == NULL)
-		tmp = header_raw_find(&header, "Date", NULL);
-
-	thetime = header_decode_date(tmp, &offset);
-
-	thetime += ((offset / 100) * (60 * 60)) + (offset % 100) * 60;
-
-	/* a pseudo, but still bogus attempt at thread safing the function */
-	/*memcpy(&tm, gmtime(&thetime), sizeof(tm));*/
-	gmtime_r(&thetime, &tm);
-
-	g_string_sprintfa(out, " %s %s %d %02d:%02d:%02d %4d\n",
-			  tz_days[tm.tm_wday],
-			  tz_months[tm.tm_mon], tm.tm_mday, tm.tm_hour, tm.tm_min, tm.tm_sec, tm.tm_year + 1900);
-
-	ret = out->str;
-	g_string_free(out, FALSE);
-	return ret;
-}
-
-/* perform a full sync */
-static int
-spool_summary_sync_full(CamelSpoolSummary *cls, gboolean expunge, CamelFolderChangeInfo *changeinfo, CamelException *ex)
-{
-	CamelFolderSummary *s = (CamelFolderSummary *)cls;
-	CamelMimeParser *mp = NULL;
-	int i, count;
-	CamelSpoolMessageInfo *info = NULL;
-	int fd = -1, fdout = -1;
-	char *tmpname = NULL;
-	char *buffer, *xevnew = NULL, *p;
-	int len;
-	const char *fromline;
-	int lastdel = FALSE;
-	off_t spoollen, outlen;
-	int size, sizeout;
-	struct stat st;
-
-	d(printf("performing full summary/sync\n"));
-
-	camel_operation_start(NULL, _("Storing folder"));
-
-	fd = open(cls->folder_path, O_RDWR);
-	if (fd == -1) {
-		camel_exception_setv(ex, CAMEL_EXCEPTION_SYSTEM,
-				     _("Could not open file: %s: %s"),
-				     cls->folder_path, strerror(errno));
-		camel_operation_end(NULL);
-		return -1;
-	}
-
-	mp = camel_mime_parser_new();
-	camel_mime_parser_scan_from(mp, TRUE);
-	camel_mime_parser_scan_pre_from(mp, TRUE);
-	camel_mime_parser_init_with_fd(mp, fd);
-
-#ifdef HAVE_MKSTEMP
-	tmpname = alloca(64);
-	sprintf(tmpname, "/tmp/spool.camel.XXXXXX");
-	fdout = mkstemp(tmpname);
-#else
-#warning "Your system has no mkstemp(3), spool updating may be insecure"
-	tmpname = alloca(L_tmpnam);
-	tmpnam(tmpname);
-	fdout = open(tmpname, O_RDWR|O_CREAT|O_EXCL, 0600);
-#endif
-	d(printf("Writing tmp file to %s\n", tmpname));
-	if (fdout == -1) {
-		camel_exception_setv(ex, CAMEL_EXCEPTION_SYSTEM,
-				     _("Cannot open temporary mailbox: %s"), strerror(errno));
-		goto error;
-	}
-
-	count = camel_folder_summary_count(s);
-	for (i = 0; i < count; i++) {
-		int pc = (i + 1) * 100 / count;
-
-		camel_operation_progress(NULL, pc);
-
-		info = (CamelSpoolMessageInfo *)camel_folder_summary_index(s, i);
-
-		g_assert(info);
-
-		d(printf("Looking at message %s\n", camel_message_info_uid(info)));
-
-		/* only need to seek past deleted messages, otherwise we should be at the right spot/state already */
-		if (lastdel) {
-			d(printf("seeking to %d\n", (int)info->frompos));
-			camel_mime_parser_seek(mp, info->frompos, SEEK_SET);
-		}
-
-		if (camel_mime_parser_step(mp, &buffer, &len) != HSCAN_FROM) {
-			g_warning("Expected a From line here, didn't get it");
-			camel_exception_setv(ex, CAMEL_EXCEPTION_SYSTEM,
-					     _("Summary and folder mismatch, even after a sync"));
-			goto error;
-		}
-
-		if (camel_mime_parser_tell_start_from(mp) != info->frompos) {
-			g_warning("Didn't get the next message where I expected (%d) got %d instead",
-				  (int)info->frompos, (int)camel_mime_parser_tell_start_from(mp));
-			camel_exception_setv(ex, CAMEL_EXCEPTION_SYSTEM,
-					     _("Summary and folder mismatch, even after a sync"));
-			goto error;
-		}
-
-		lastdel = FALSE;
-		if (expunge && info->info.flags & CAMEL_MESSAGE_DELETED) {
-			const char *uid = camel_message_info_uid(info);
-
-			d(printf("Deleting %s\n", uid));
-
-#if 0
-			if (cls->index)
-				ibex_unindex(cls->index, (char *)uid);
-#endif
-			/* remove it from the change list */
-			camel_folder_change_info_remove_uid(changeinfo, uid);
-			camel_folder_summary_remove(s, (CamelMessageInfo *)info);
-			camel_folder_summary_info_free(s, (CamelMessageInfo *)info);
-			count--;
-			i--;
-			info = NULL;
-			lastdel = TRUE;
-		} else {
-			/* otherwise, the message is staying, copy its From_ line across */
-			if (i>0) {
-				write(fdout, "\n", 1);
-			}
-			info->frompos = lseek(fdout, 0, SEEK_CUR);
-			fromline = camel_mime_parser_from_line(mp);
-			write(fdout, fromline, strlen(fromline));
-		}
-
-		if (info && info->info.flags & (CAMEL_MESSAGE_FOLDER_NOXEV | CAMEL_MESSAGE_FOLDER_FLAGGED)) {
-			d(printf("Updating header for %s flags = %08x\n", camel_message_info_uid(info), info->info.flags));
-
-			if (camel_mime_parser_step(mp, &buffer, &len) == HSCAN_FROM_END) {
-				g_warning("camel_mime_parser_step failed (2)");
-				goto error;
-			}
-
-			xevnew = camel_spool_summary_encode_x_evolution(cls, (CamelMessageInfo *)info);
-			if (camel_spool_summary_write_headers(fdout, camel_mime_parser_headers_raw(mp), xevnew) == -1) {
-				d(printf("Error writing to tmp mailbox\n"));
-				camel_exception_setv(ex, CAMEL_EXCEPTION_SYSTEM,
-						     _("Error writing to temp mailbox: %s"),
-						     strerror(errno));
-				goto error;
-			}
-
-			/* mark this message as recent */
-			if (info->info.flags & CAMEL_MESSAGE_FOLDER_NOXEV)
-				camel_folder_change_info_recent_uid(changeinfo, camel_message_info_uid(info));
-
-			info->info.flags &= 0xffff;
-			g_free(xevnew);
-			xevnew = NULL;
-			camel_mime_parser_drop_step(mp);
-		}
-
-		camel_mime_parser_drop_step(mp);
-		if (info) {
-			d(printf("looking for message content to copy across from %d\n", (int)camel_mime_parser_tell(mp)));
-			while (camel_mime_parser_step(mp, &buffer, &len) == HSCAN_PRE_FROM) {
-				d(printf("copying spool contents to tmp: '%.*s'\n", len, buffer));
-				if (write(fdout, buffer, len) != len) {
-					camel_exception_setv(ex, CAMEL_EXCEPTION_SYSTEM,
-							     _("Writing to tmp mailbox failed: %s: %s"),
-							     cls->folder_path, strerror(errno));
-					goto error;
-				}
-			}
-			d(printf("we are now at %d, from = %d\n", (int)camel_mime_parser_tell(mp),
-				 (int)camel_mime_parser_tell_start_from(mp)));
-			camel_mime_parser_unstep(mp);
-			camel_folder_summary_info_free(s, (CamelMessageInfo *)info);
-			info = NULL;
-		}
-	}
-
-	/* sync out content */
-	if (fsync(fdout) == -1) {
-		g_warning("Cannot sync temporary folder: %s", strerror(errno));
-		camel_exception_setv(ex, CAMEL_EXCEPTION_SYSTEM,
-				     _("Could not sync temporary folder %s: %s"),
-				     cls->folder_path, strerror(errno));
-		goto error;
-	}
-
-	/* see if we can write this much to the spool file */
-	if (fstat(fd, &st) == -1) {
-		g_warning("Cannot sync temporary folder: %s", strerror(errno));
-		camel_exception_setv(ex, CAMEL_EXCEPTION_SYSTEM,
-				     _("Could not sync temporary folder %s: %s"),
-				     cls->folder_path, strerror(errno));
-		goto error;
-	}
-	spoollen = st.st_size;
-
-	if (fstat(fdout, &st) == -1) {
-		g_warning("Cannot sync temporary folder: %s", strerror(errno));
-		camel_exception_setv(ex, CAMEL_EXCEPTION_SYSTEM,
-				     _("Could not sync temporary folder %s: %s"),
-				     cls->folder_path, strerror(errno));
-		goto error;
-	}
-	outlen = st.st_size;
-
-	/* I think this is the right way to do this */
-	if (outlen>0
-	    && (lseek(fd, outlen-1, SEEK_SET) == -1
-		|| write(fd, "", 1) != 1
-		|| fsync(fd) == -1
-		|| lseek(fd, 0, SEEK_SET) == -1
-		|| lseek(fdout, 0, SEEK_SET) == -1)) {
-		g_warning("Cannot sync spool folder: %s", strerror(errno));
-		camel_exception_setv(ex, CAMEL_EXCEPTION_SYSTEM,
-				     _("Could not sync spool folder %s: %s"),
-				     cls->folder_path, strerror(errno));
-		/* incase we ran out of room, remove any trailing space first */
-		ftruncate(fd, spoollen);
-		goto error;
-	}
-
-
-	/* now copy content back */
-	buffer = g_malloc(8192);
-	size = 1;
-	while (size>0) {
-		do {
-			size = read(fdout, buffer, 8192);
-		} while (size == -1 && errno == EINTR);
-
-		if (size > 0) {
-			p = buffer;
-			do {
-				sizeout = write(fd, p, size);
-				if (sizeout > 0) {
-					p+= sizeout;
-					size -= sizeout;
-				}
-			} while ((sizeout == -1 && errno == EINTR) && size > 0);
-			size = sizeout;
-		}
-
-		if (size == -1) {
-			camel_exception_setv(ex, CAMEL_EXCEPTION_SYSTEM,
-					     _("Could not sync spool folder %s: %s\n"
-					       "Folder may be corrupt, copy saved in `%s'"),
-					     cls->folder_path, strerror(errno), tmpnam);
-			/* so we dont delete it */
-			close(fdout);
-			tmpname = NULL;
-			fdout = -1;
-			g_free(buffer);
-			goto error;
-		}
-	}
-
-	g_free(buffer);
-
-	d(printf("Closing folders\n"));
-
-	if (ftruncate(fd, outlen) == -1) {
-		camel_exception_setv(ex, CAMEL_EXCEPTION_SYSTEM,
-				     _("Could not sync spool folder %s: %s\n"
-				       "Folder may be corrupt, copy saved in `%s'"),
-				     cls->folder_path, strerror(errno), tmpnam);
-		close(fdout);
-		tmpname = NULL;
-		fdout = -1;
-		goto error;
-	}
-
-	if (close(fd) == -1) {
-		g_warning("Cannot close source folder: %s", strerror(errno));
-		camel_exception_setv(ex, CAMEL_EXCEPTION_SYSTEM,
-				     _("Could not sync spool folder %s: %s\n"
-				       "Folder may be corrupt, copy saved in `%s'"),
-				     cls->folder_path, strerror(errno), tmpnam);
-		close(fdout);
-		tmpname = NULL;
-		fdout = -1;
-		fd = -1;
-		goto error;
-	}
-
-	close(fdout);
-	unlink(tmpname);
-
-	camel_object_unref((CamelObject *)mp);
-	camel_operation_end(NULL);
-		
-	return 0;
- error:
-	if (fd != -1)
-		close(fd);
-	
-	if (fdout != -1)
-		close(fdout);
-	
-	g_free(xevnew);
-	
-	if (tmpname)
-		unlink(tmpname);
-	if (mp)
-		camel_object_unref((CamelObject *)mp);
-	if (info)
-		camel_folder_summary_info_free(s, (CamelMessageInfo *)info);
-
-	camel_operation_end(NULL);
-
-	return -1;
-}
-
-/* perform a quick sync - only system flags have changed */
-static int
-spool_summary_sync_quick(CamelSpoolSummary *cls, gboolean expunge, CamelFolderChangeInfo *changeinfo, CamelException *ex)
-{
-	CamelFolderSummary *s = (CamelFolderSummary *)cls;
-	CamelMimeParser *mp = NULL;
-	int i, count;
-	CamelSpoolMessageInfo *info = NULL;
-	int fd = -1;
-	char *xevnew, *xevtmp;
-	const char *xev;
-	int len;
-	off_t lastpos;
-
-	d(printf("Performing quick summary sync\n"));
-
-	camel_operation_start(NULL, _("Storing folder"));
-
-	fd = open(cls->folder_path, O_RDWR);
-	if (fd == -1) {
-		camel_exception_setv(ex, CAMEL_EXCEPTION_SYSTEM,
-				     _("Could not file: %s: %s"),
-				     cls->folder_path, strerror(errno));
-
-		camel_operation_end(NULL);
-		return -1;
-	}
-
-	mp = camel_mime_parser_new();
-	camel_mime_parser_scan_from(mp, TRUE);
-	camel_mime_parser_scan_pre_from(mp, TRUE);
-	camel_mime_parser_init_with_fd(mp, fd);
-
-	count = camel_folder_summary_count(s);
-	for (i = 0; i < count; i++) {
-		int xevoffset;
-		int pc = (i+1)*100/count;
-
-		camel_operation_progress(NULL, pc);
-
-		info = (CamelSpoolMessageInfo *)camel_folder_summary_index(s, i);
-
-		g_assert(info);
-
-		d(printf("Checking message %s %08x\n", camel_message_info_uid(info), info->info.flags));
-
-		if ((info->info.flags & CAMEL_MESSAGE_FOLDER_FLAGGED) == 0) {
-			camel_folder_summary_info_free(s, (CamelMessageInfo *)info);
-			info = NULL;
-			continue;
-		}
-
-		d(printf("Updating message %s\n", camel_message_info_uid(info)));
-
-		camel_mime_parser_seek(mp, info->frompos, SEEK_SET);
-
-		if (camel_mime_parser_step(mp, 0, 0) != HSCAN_FROM) {
-			g_warning("Expected a From line here, didn't get it");
-			camel_exception_setv(ex, CAMEL_EXCEPTION_SYSTEM,
-					     _("Summary and folder mismatch, even after a sync"));
-			goto error;
-		}
-
-		if (camel_mime_parser_tell_start_from(mp) != info->frompos) {
-			g_warning("Didn't get the next message where I expected (%d) got %d instead",
-				  (int)info->frompos, (int)camel_mime_parser_tell_start_from(mp));
-			camel_exception_setv(ex, CAMEL_EXCEPTION_SYSTEM,
-					     _("Summary and folder mismatch, even after a sync"));
-			goto error;
-		}
-
-		if (camel_mime_parser_step(mp, 0, 0) == HSCAN_FROM_END) {
-			g_warning("camel_mime_parser_step failed (2)");
-			goto error;
-		}
-
-		xev = camel_mime_parser_header(mp, "X-Evolution", &xevoffset);
-		if (xev == NULL || camel_spool_summary_decode_x_evolution(cls, xev, NULL) == -1) {
-			g_warning("We're supposed to have a valid x-ev header, but we dont");
-			goto error;
-		}
-		xevnew = camel_spool_summary_encode_x_evolution(cls, (CamelMessageInfo *)info);
-		/* SIGH: encode_param_list is about the only function which folds headers by itself.
-		   This should be fixed somehow differently (either parser doesn't fold headers,
-		   or param_list doesn't, or something */
-		xevtmp = header_unfold(xevnew);
-		/* the raw header contains a leading ' ', so (dis)count that too */
-		if (strlen(xev)-1 != strlen(xevtmp)) {
-			g_free(xevnew);
-			g_free(xevtmp);
-			g_warning("Hmm, the xev headers shouldn't have changed size, but they did");
-			goto error;
-		}
-		g_free(xevtmp);
-
-		/* we write out the xevnew string, assuming its been folded identically to the original too! */
-
-		lastpos = lseek(fd, 0, SEEK_CUR);
-		lseek(fd, xevoffset+strlen("X-Evolution: "), SEEK_SET);
-		do {
-			len = write(fd, xevnew, strlen(xevnew));
-		} while (len == -1 && errno == EINTR);
-		lseek(fd, lastpos, SEEK_SET);
-		g_free(xevnew);
-
-		camel_mime_parser_drop_step(mp);
-		camel_mime_parser_drop_step(mp);
-
-		info->info.flags &= 0xffff;
-		camel_folder_summary_info_free(s, (CamelMessageInfo *)info);
-	}
-
-	d(printf("Closing folders\n"));
-
-	if (close(fd) == -1) {
-		g_warning("Cannot close source folder: %s", strerror(errno));
-		camel_exception_setv(ex, CAMEL_EXCEPTION_SYSTEM,
-				     _("Could not close source folder %s: %s"),
-				     cls->folder_path, strerror(errno));
-		fd = -1;
-		goto error;
-	}
-
-	camel_object_unref((CamelObject *)mp);
-
-	camel_operation_end(NULL);
-	
-	return 0;
- error:
-	if (fd != -1)
-		close(fd);
-	if (mp)
-		camel_object_unref((CamelObject *)mp);
-	if (info)
-		camel_folder_summary_info_free(s, (CamelMessageInfo *)info);
-
-	camel_operation_end(NULL);
-
-	return -1;
-}
-
-static int
-spool_summary_sync(CamelSpoolSummary *cls, gboolean expunge, CamelFolderChangeInfo *changeinfo, CamelException *ex)
-{
-	struct stat st;
-	CamelFolderSummary *s = (CamelFolderSummary *)cls;
-	int i, count;
-	int quick = TRUE, work=FALSE;
-	int ret;
-
-	/* first, sync ourselves up, just to make sure */
-	summary_update(cls, cls->folder_size, changeinfo, ex);
-	if (camel_exception_is_set(ex))
-		return -1;
-
-	count = camel_folder_summary_count(s);
-	if (count == 0)
-		return 0;
-
-	/* check what work we have to do, if any */
-	for (i=0;quick && i<count; i++) {
-		CamelMessageInfo *info = camel_folder_summary_index(s, i);
-		g_assert(info);
-		if ((expunge && (info->flags & CAMEL_MESSAGE_DELETED)) ||
-		    (info->flags & (CAMEL_MESSAGE_FOLDER_NOXEV|CAMEL_MESSAGE_FOLDER_XEVCHANGE)))
-			quick = FALSE;
-		else
-			work |= (info->flags & CAMEL_MESSAGE_FOLDER_FLAGGED) != 0;
-		camel_folder_summary_info_free(s, info);
-	}
-
-	/* yuck i hate this logic, but its to simplify the 'all ok, update summary' and failover cases */
-	ret = -1;
-	if (quick) {
-		if (work) {
-			ret = spool_summary_sync_quick(cls, expunge, changeinfo, ex);
-			if (ret == -1) {
-				g_warning("failed a quick-sync, trying a full sync");
-				camel_exception_clear(ex);
-			}
-		} else {
-			ret = 0;
-		}
-	}
-
-	if (ret == -1)
-		ret = spool_summary_sync_full(cls, expunge, changeinfo, ex);
-	if (ret == -1)
-		return -1;
-
-	if (stat(cls->folder_path, &st) == -1) {
-		camel_exception_setv(ex, CAMEL_EXCEPTION_SYSTEM, _("Unknown error: %s"), strerror(errno));
-		return -1;
-	}
-
-	camel_folder_summary_touch(s);
-	s->time = st.st_mtime;
-	cls->folder_size = st.st_size;
-	/*camel_folder_summary_save(s);*/
-
-	return 0;
-}
-
-
-static CamelMessageInfo *
-spool_summary_add(CamelSpoolSummary *cls, CamelMimeMessage *msg, const CamelMessageInfo *info, CamelFolderChangeInfo *ci, CamelException *ex)
-{
-	CamelMessageInfo *mi;
-	char *xev;
-
-	d(printf("Adding message to summary\n"));
-	
-	mi = camel_folder_summary_add_from_message((CamelFolderSummary *)cls, msg);
-	if (mi) {
-		d(printf("Added, uid = %s\n", camel_message_info_uid(mi)));
-		if (info) {
-			CamelTag *tag = info->user_tags;
-			CamelFlag *flag = info->user_flags;
-
-			while (flag) {
-				camel_flag_set(&mi->user_flags, flag->name, TRUE);
-				flag = flag->next;
-			}
-			
-			while (tag) {
-				camel_tag_set(&mi->user_tags, tag->name, tag->value);
-				tag = tag->next;
-			}
-
-			mi->flags = mi->flags | (info->flags & 0xffff);
-		}
-		mi->flags &= ~(CAMEL_MESSAGE_FOLDER_NOXEV|CAMEL_MESSAGE_FOLDER_FLAGGED);
-		xev = camel_spool_summary_encode_x_evolution(cls, mi);
-		camel_medium_set_header((CamelMedium *)msg, "X-Evolution", xev);
-		g_free(xev);
-		camel_folder_change_info_add_uid(ci, camel_message_info_uid(mi));
-	} else {
-		d(printf("Failed!\n"));
-		camel_exception_set(ex, 1, _("Unable to add message to summary: unknown reason"));
-	}
-	return mi;
-}
-
-static char *
-spool_summary_encode_x_evolution(CamelSpoolSummary *cls, const CamelMessageInfo *mi)
-{
-	GString *out = g_string_new("");
-	struct _header_param *params = NULL;
-	GString *val = g_string_new("");
-	CamelFlag *flag = mi->user_flags;
-	CamelTag *tag = mi->user_tags;
-	char *ret;
-	const char *p, *uidstr;
-	guint32 uid;
-
-	/* FIXME: work out what to do with uid's that aren't stored here? */
-	/* FIXME: perhaps make that a mbox folder only issue?? */
-	p = uidstr = camel_message_info_uid(mi);
-	while (*p && isdigit(*p))
-		p++;
-	if (*p == 0 && sscanf(uidstr, "%u", &uid) == 1) {
-		g_string_sprintf(out, "%08x-%04x", uid, mi->flags & 0xffff);
-	} else {
-		g_string_sprintf(out, "%s-%04x", uidstr, mi->flags & 0xffff);
-	}
-
-	if (flag || tag) {
-		val = g_string_new("");
-
-		if (flag) {
-			while (flag) {
-				g_string_append(val, flag->name);
-				if (flag->next)
-					g_string_append_c(val, ',');
-				flag = flag->next;
-			}
-			header_set_param(&params, "flags", val->str);
-			g_string_truncate(val, 0);
-		}
-		if (tag) {
-			while (tag) {
-				g_string_append(val, tag->name);
-				g_string_append_c(val, '=');
-				g_string_append(val, tag->value);
-				if (tag->next)
-					g_string_append_c(val, ',');
-				tag = tag->next;
-			}
-			header_set_param(&params, "tags", val->str);
-		}
-		g_string_free(val, TRUE);
-		header_param_list_format_append(out, params);
-		header_param_list_free(params);
-	}
-	ret = out->str;
-	g_string_free(out, FALSE);
-	return ret;
-}
-
-static int
-spool_summary_decode_x_evolution(CamelSpoolSummary *cls, const char *xev, CamelMessageInfo *mi)
-{
-	struct _header_param *params, *scan;
-	guint32 uid, flags;
-	char *header;
-	int i;
-
-	/* check for uid/flags */
-	header = header_token_decode(xev);
-	if (header && strlen(header) == strlen("00000000-0000")
-	    && sscanf(header, "%08x-%04x", &uid, &flags) == 2) {
-		char uidstr[20];
-		if (mi) {
-			sprintf(uidstr, "%u", uid);
-			camel_message_info_set_uid(mi, g_strdup(uidstr));
-			mi->flags = flags;
-		}
-	} else {
-		g_free(header);
-		return -1;
-	}
-	g_free(header);
-
-	if (mi == NULL)
-		return 0;
-
-	/* check for additional data */	
-	header = strchr(xev, ';');
-	if (header) {
-		params = header_param_list_decode(header+1);
-		scan = params;
-		while (scan) {
-			if (!strcasecmp(scan->name, "flags")) {
-				char **flagv = g_strsplit(scan->value, ",", 1000);
-
-				for (i=0;flagv[i];i++) {
-					camel_flag_set(&mi->user_flags, flagv[i], TRUE);
-				}
-				g_strfreev(flagv);
-			} else if (!strcasecmp(scan->name, "tags")) {
-				char **tagv = g_strsplit(scan->value, ",", 10000);
-				char *val;
-
-				for (i=0;tagv[i];i++) {
-					val = strchr(tagv[i], '=');
-					if (val) {
-						*val++ = 0;
-						camel_tag_set(&mi->user_tags, tagv[i], val);
-						val[-1]='=';
-					}
-				}
-				g_strfreev(tagv);
-			}
-			scan = scan->next;
-		}
-		header_param_list_free(params);
-	}
-	return 0;
-}
-