claws-mail/src/procmsg.c

850 lines
19 KiB
C
Raw Normal View History

2001-04-19 14:21:46 +02:00
/*
* Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
* Copyright (C) 1999-2001 Hiroyuki Yamamoto
*
* 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.
*/
#include "defs.h"
#include <glib.h>
#include <stdio.h>
#include <stdlib.h>
#include <sys/stat.h>
2001-04-19 14:21:46 +02:00
#include "intl.h"
#include "main.h"
#include "utils.h"
#include "procmsg.h"
#include "procheader.h"
#include "send.h"
#include "procmime.h"
#include "statusbar.h"
#include "folder.h"
typedef struct _FlagInfo FlagInfo;
struct _FlagInfo
{
guint msgnum;
MsgFlags flags;
};
static void mark_sum_func (gpointer key,
gpointer value,
gpointer data);
static GHashTable *procmsg_read_mark_file (const gchar *folder);
static gint procmsg_cmp_msgnum (gconstpointer a,
gconstpointer b);
static gint procmsg_cmp_flag_msgnum (gconstpointer a,
gconstpointer b);
GHashTable *procmsg_msg_hash_table_create(GSList *mlist)
{
GHashTable *msg_table;
if (mlist == NULL) return NULL;
msg_table = g_hash_table_new(NULL, g_direct_equal);
procmsg_msg_hash_table_append(msg_table, mlist);
return msg_table;
}
void procmsg_msg_hash_table_append(GHashTable *msg_table, GSList *mlist)
{
GSList *cur;
MsgInfo *msginfo;
if (msg_table == NULL || mlist == NULL) return;
for (cur = mlist; cur != NULL; cur = cur->next) {
msginfo = (MsgInfo *)cur->data;
g_hash_table_insert(msg_table,
GUINT_TO_POINTER(msginfo->msgnum),
msginfo);
}
}
GHashTable *procmsg_to_folder_hash_table_create(GSList *mlist)
{
GHashTable *msg_table;
GSList *cur;
MsgInfo *msginfo;
if (mlist == NULL) return NULL;
msg_table = g_hash_table_new(NULL, g_direct_equal);
for (cur = mlist; cur != NULL; cur = cur->next) {
msginfo = (MsgInfo *)cur->data;
g_hash_table_insert(msg_table, msginfo->to_folder, msginfo);
}
return msg_table;
}
static gint procmsg_read_cache_data_str(FILE *fp, gchar **str)
{
gchar buf[BUFFSIZE];
gint ret = 0;
size_t len;
if (fread(&len, sizeof(len), 1, fp) == 1) {
if (len < 0)
ret = -1;
else {
gchar *tmp = NULL;
while (len > 0) {
size_t size = MIN(len, BUFFSIZE - 1);
if (fread(buf, size, 1, fp) != 1) {
ret = -1;
if (tmp) g_free(tmp);
*str = NULL;
break;
}
buf[size] = '\0';
if (tmp) {
*str = g_strconcat(tmp, buf, NULL);
g_free(tmp);
tmp = *str;
} else
tmp = *str = g_strdup(buf);
len -= size;
}
}
} else
ret = -1;
if (ret < 0)
g_warning(_("Cache data is corrupted\n"));
return ret;
}
#define READ_CACHE_DATA(data, fp) \
{ \
if (procmsg_read_cache_data_str(fp, &data) < 0) { \
procmsg_msginfo_free(msginfo); \
break; \
} \
}
#define READ_CACHE_DATA_INT(n, fp) \
{ \
if (fread(&n, sizeof(n), 1, fp) != 1) { \
g_warning(_("Cache data is corrupted\n")); \
procmsg_msginfo_free(msginfo); \
break; \
} \
}
GSList *procmsg_read_cache(FolderItem *item, gboolean scan_file)
{
GSList *mlist = NULL;
GSList *last = NULL;
gchar *cache_file;
FILE *fp;
MsgInfo *msginfo;
MsgFlags default_flags;
gchar file_buf[BUFFSIZE];
gint ver;
guint num;
FolderType type;
g_return_val_if_fail(item != NULL, NULL);
g_return_val_if_fail(item->folder != NULL, NULL);
type = item->folder->type;
default_flags = MSG_NEW|MSG_UNREAD|MSG_CACHED;
if (type == F_MH) {
if (item->stype == F_QUEUE) {
MSG_SET_FLAGS(default_flags, MSG_QUEUED);
} else if (item->stype == F_DRAFT) {
MSG_SET_FLAGS(default_flags, MSG_DRAFT);
}
} else if (type == F_IMAP) {
MSG_SET_FLAGS(default_flags, MSG_IMAP);
} else if (type == F_NEWS) {
MSG_SET_FLAGS(default_flags, MSG_NEWS);
}
if (type == F_MH) {
gchar *path;
path = folder_item_get_path(item);
if (change_dir(path) < 0) {
g_free(path);
return NULL;
}
g_free(path);
}
cache_file = folder_item_get_cache_file(item);
if ((fp = fopen(cache_file, "r")) == NULL) {
debug_print(_("\tNo cache file\n"));
g_free(cache_file);
return NULL;
}
setvbuf(fp, file_buf, _IOFBF, sizeof(file_buf));
g_free(cache_file);
debug_print(_("\tReading summary cache..."));
/* compare cache version */
if (fread(&ver, sizeof(ver), 1, fp) != 1 ||
CACHE_VERSION != ver) {
debug_print(_("Cache version is different. Discarding it.\n"));
fclose(fp);
return NULL;
}
while (fread(&num, sizeof(num), 1, fp) == 1) {
msginfo = g_new0(MsgInfo, 1);
msginfo->msgnum = num;
READ_CACHE_DATA_INT(msginfo->size, fp);
READ_CACHE_DATA_INT(msginfo->mtime, fp);
READ_CACHE_DATA_INT(msginfo->date_t, fp);
READ_CACHE_DATA_INT(msginfo->flags, fp);
READ_CACHE_DATA(msginfo->fromname, fp);
READ_CACHE_DATA(msginfo->date, fp);
READ_CACHE_DATA(msginfo->from, fp);
READ_CACHE_DATA(msginfo->to, fp);
READ_CACHE_DATA(msginfo->cc, fp);
2001-04-19 14:21:46 +02:00
READ_CACHE_DATA(msginfo->newsgroups, fp);
READ_CACHE_DATA(msginfo->subject, fp);
READ_CACHE_DATA(msginfo->msgid, fp);
READ_CACHE_DATA(msginfo->inreplyto, fp);
2001-05-13 04:57:01 +02:00
READ_CACHE_DATA(msginfo->references, fp);
2001-04-19 14:21:46 +02:00
MSG_SET_FLAGS(msginfo->flags, default_flags);
/* if the message file doesn't exist or is changed,
don't add the data */
if (type == F_MH && scan_file &&
folder_item_is_msg_changed(item, msginfo))
procmsg_msginfo_free(msginfo);
else {
msginfo->folder = item;
if (!mlist)
last = mlist = g_slist_append(NULL, msginfo);
else {
last = g_slist_append(last, msginfo);
last = last->next;
}
}
}
fclose(fp);
debug_print(_("done.\n"));
return mlist;
}
#undef READ_CACHE_DATA
#undef READ_CACHE_DATA_INT
void procmsg_set_flags(GSList *mlist, FolderItem *item)
{
GSList *cur, *tmp;
gint newmsg = 0;
gint lastnum = 0;
gchar *markdir;
MsgInfo *msginfo;
GHashTable *mark_table;
MsgFlags flags;
if (!mlist) return;
g_return_if_fail(item != NULL);
g_return_if_fail(item->folder != NULL);
debug_print(_("\tMarking the messages..."));
markdir = folder_item_get_path(item);
if (!is_dir_exist(markdir))
make_dir_hier(markdir);
2001-04-19 14:21:46 +02:00
mark_table = procmsg_read_mark_file(markdir);
g_free(markdir);
if (!mark_table) return;
for (cur = mlist; cur != NULL; cur = cur->next) {
msginfo = (MsgInfo *)cur->data;
if (lastnum < msginfo->msgnum)
lastnum = msginfo->msgnum;
flags = GPOINTER_TO_UINT(g_hash_table_lookup(mark_table,
GUINT_TO_POINTER(msginfo->msgnum)));
if (flags != 0) {
/* add the permanent flags only */
MSG_UNSET_FLAGS(msginfo->flags,
MSG_PERMANENT_FLAG_MASK);
MSG_SET_FLAGS(msginfo->flags,
flags & MSG_PERMANENT_FLAG_MASK);
if (item->folder->type == F_IMAP) {
MSG_SET_FLAGS(msginfo->flags, MSG_IMAP);
} else if (item->folder->type == F_NEWS) {
MSG_SET_FLAGS(msginfo->flags, MSG_NEWS);
}
} else {
/* not found (new message) */
if (newmsg == 0) {
for (tmp = mlist; tmp != cur; tmp = tmp->next)
MSG_UNSET_FLAGS
(((MsgInfo *)tmp->data)->flags,
MSG_NEW);
}
newmsg++;
}
}
item->last_num = lastnum;
debug_print(_("done.\n"));
if (newmsg)
debug_print(_("\t%d new message(s)\n"), newmsg);
g_hash_table_destroy(mark_table);
}
gint procmsg_get_last_num_in_cache(GSList *mlist)
{
GSList *cur;
MsgInfo *msginfo;
gint last = 0;
if (mlist == NULL) return 0;
for (cur = mlist; cur != NULL; cur = cur->next) {
msginfo = (MsgInfo *)cur->data;
if (msginfo && msginfo->msgnum > last)
last = msginfo->msgnum;
}
return last;
}
2001-06-16 17:08:14 +02:00
void procmsg_msg_list_free(GSList *mlist)
{
2001-06-17 11:52:09 +02:00
GSList *cur;
2001-06-16 17:08:14 +02:00
MsgInfo *msginfo;
2001-06-17 11:52:09 +02:00
for (cur = mlist; cur != NULL; cur = cur->next) {
msginfo = (MsgInfo *)cur->data;
2001-06-16 17:08:14 +02:00
procmsg_msginfo_free(msginfo);
}
g_slist_free(mlist);
}
2001-04-19 14:21:46 +02:00
void procmsg_write_cache(MsgInfo *msginfo, FILE *fp)
{
MsgFlags flags = msginfo->flags & MSG_CACHED_FLAG_MASK;
WRITE_CACHE_DATA_INT(msginfo->msgnum, fp);
WRITE_CACHE_DATA_INT(msginfo->size, fp);
WRITE_CACHE_DATA_INT(msginfo->mtime, fp);
WRITE_CACHE_DATA_INT(msginfo->date_t, fp);
WRITE_CACHE_DATA_INT(flags, fp);
WRITE_CACHE_DATA(msginfo->fromname, fp);
WRITE_CACHE_DATA(msginfo->date, fp);
WRITE_CACHE_DATA(msginfo->from, fp);
WRITE_CACHE_DATA(msginfo->to, fp);
WRITE_CACHE_DATA(msginfo->cc, fp);
2001-04-19 14:21:46 +02:00
WRITE_CACHE_DATA(msginfo->newsgroups, fp);
WRITE_CACHE_DATA(msginfo->subject, fp);
WRITE_CACHE_DATA(msginfo->msgid, fp);
WRITE_CACHE_DATA(msginfo->inreplyto, fp);
2001-05-13 04:57:01 +02:00
WRITE_CACHE_DATA(msginfo->references, fp);
2001-04-19 14:21:46 +02:00
}
void procmsg_write_flags(MsgInfo *msginfo, FILE *fp)
{
MsgFlags flags;
flags = msginfo->flags & MSG_PERMANENT_FLAG_MASK;
WRITE_CACHE_DATA_INT(msginfo->msgnum, fp);
WRITE_CACHE_DATA_INT(flags, fp);
}
struct MarkSum {
gint *new;
gint *unread;
gint *total;
};
static void mark_sum_func(gpointer key, gpointer value, gpointer data)
{
MsgFlags flags = GPOINTER_TO_UINT(value);
struct MarkSum *marksum = data;
2001-07-02 21:50:23 +02:00
if (MSG_IS_NEW(flags) && !MSG_IS_IGNORE_THREAD(flags)) (*marksum->new)++;
if (MSG_IS_UNREAD(flags) && !MSG_IS_IGNORE_THREAD(flags)) (*marksum->unread)++;
2001-04-19 14:21:46 +02:00
(*marksum->total)++;
}
void procmsg_get_mark_sum(const gchar *folder,
gint *new, gint *unread, gint *total)
{
GHashTable *mark_table;
struct MarkSum marksum;
*new = *unread = *total = 0;
marksum.new = new;
marksum.unread = unread;
marksum.total = total;
mark_table = procmsg_read_mark_file(folder);
if (mark_table) {
g_hash_table_foreach(mark_table, mark_sum_func, &marksum);
g_hash_table_destroy(mark_table);
}
}
static GHashTable *procmsg_read_mark_file(const gchar *folder)
{
FILE *fp;
GHashTable *mark_table = NULL;
gint num;
MsgFlags flags;
gchar *msgfile;
struct stat s;
2001-04-19 14:21:46 +02:00
if ((fp = procmsg_open_mark_file(folder, FALSE)) == NULL)
return NULL;
mark_table = g_hash_table_new(NULL, g_direct_equal);
while (fread(&num, sizeof(num), 1, fp) == 1) {
if (fread(&flags, sizeof(flags), 1, fp) != 1) break;
msgfile = g_strdup_printf("%s%c%d", folder, G_DIR_SEPARATOR, num);
if(stat(msgfile, &s) == 0 && S_ISREG(s.st_mode)) {
MSG_SET_FLAGS(flags, MSG_CACHED);
g_hash_table_insert(mark_table,
GUINT_TO_POINTER(num),
GUINT_TO_POINTER(flags));
}
free(msgfile);
2001-04-19 14:21:46 +02:00
}
fclose(fp);
return mark_table;
}
FILE *procmsg_open_mark_file(const gchar *folder, gboolean append)
{
gchar *markfile;
FILE *fp;
gint ver;
markfile = g_strconcat(folder, G_DIR_SEPARATOR_S, MARK_FILE, NULL);
if ((fp = fopen(markfile, "r")) == NULL)
debug_print(_("Mark file not found.\n"));
else if (fread(&ver, sizeof(ver), 1, fp) != 1 || MARK_VERSION != ver) {
debug_print(_("Mark version is different (%d != %d). "
"Discarding it.\n"), ver, MARK_VERSION);
fclose(fp);
fp = NULL;
}
/* read mode */
if (append == FALSE) {
g_free(markfile);
return fp;
}
if (fp) {
/* reopen with append mode */
fclose(fp);
if ((fp = fopen(markfile, "a")) == NULL)
g_warning(_("Can't open mark file with append mode.\n"));
} else {
/* open with overwrite mode if mark file doesn't exist or
version is different */
if ((fp = fopen(markfile, "w")) == NULL)
g_warning(_("Can't open mark file with write mode.\n"));
else {
ver = MARK_VERSION;
WRITE_CACHE_DATA_INT(ver, fp);
}
}
g_free(markfile);
return fp;
}
void procmsg_move_messages(GSList *mlist)
{
GSList *cur, *movelist = NULL;
MsgInfo *msginfo;
FolderItem *dest = NULL;
GHashTable *hash;
if (!mlist) return;
hash = procmsg_to_folder_hash_table_create(mlist);
folder_item_scan_foreach(hash);
g_hash_table_destroy(hash);
for (cur = mlist; cur != NULL; cur = cur->next) {
msginfo = (MsgInfo *)cur->data;
if (!dest) {
dest = msginfo->to_folder;
movelist = g_slist_append(movelist, msginfo);
} else if (dest == msginfo->to_folder) {
movelist = g_slist_append(movelist, msginfo);
} else {
folder_item_move_msgs_with_dest(dest, movelist);
g_slist_free(movelist);
movelist = NULL;
dest = msginfo->to_folder;
movelist = g_slist_append(movelist, msginfo);
}
}
if (movelist) {
folder_item_move_msgs_with_dest(dest, movelist);
g_slist_free(movelist);
}
}
void procmsg_copy_messages(GSList *mlist)
{
GSList *cur, *copylist = NULL;
MsgInfo *msginfo;
FolderItem *dest = NULL;
GHashTable *hash;
if (!mlist) return;
hash = procmsg_to_folder_hash_table_create(mlist);
folder_item_scan_foreach(hash);
g_hash_table_destroy(hash);
for (cur = mlist; cur != NULL; cur = cur->next) {
msginfo = (MsgInfo *)cur->data;
if (!dest) {
dest = msginfo->to_folder;
copylist = g_slist_append(copylist, msginfo);
} else if (dest == msginfo->to_folder) {
copylist = g_slist_append(copylist, msginfo);
} else {
folder_item_copy_msgs_with_dest(dest, copylist);
g_slist_free(copylist);
copylist = NULL;
dest = msginfo->to_folder;
copylist = g_slist_append(copylist, msginfo);
}
}
if (copylist) {
folder_item_copy_msgs_with_dest(dest, copylist);
g_slist_free(copylist);
}
}
gchar *procmsg_get_message_file_path(MsgInfo *msginfo)
{
gchar *path, *file;
g_return_val_if_fail(msginfo != NULL, NULL);
if (msginfo->plaintext_file)
file = g_strdup(msginfo->plaintext_file);
else {
path = folder_item_get_path(msginfo->folder);
2001-04-19 14:21:46 +02:00
file = g_strconcat(path, G_DIR_SEPARATOR_S,
itos(msginfo->msgnum), NULL);
g_free(path);
}
return file;
}
gchar *procmsg_get_message_file(MsgInfo *msginfo)
{
gchar *filename = NULL;
g_return_val_if_fail(msginfo != NULL, NULL);
filename = folder_item_fetch_msg(msginfo->folder, msginfo->msgnum);
if (!filename)
g_warning(_("can't fetch message %d\n"), msginfo->msgnum);
return filename;
}
FILE *procmsg_open_message(MsgInfo *msginfo)
{
FILE *fp;
gchar *file;
g_return_val_if_fail(msginfo != NULL, NULL);
file = procmsg_get_message_file_path(msginfo);
g_return_val_if_fail(file != NULL, NULL);
if ((fp = fopen(file, "r")) == NULL) {
FILE_OP_ERROR(file, "fopen");
g_free(file);
return NULL;
}
g_free(file);
if (MSG_IS_QUEUED(msginfo->flags)) {
gchar buf[BUFFSIZE];
while (fgets(buf, sizeof(buf), fp) != NULL)
if (buf[0] == '\r' || buf[0] == '\n') break;
}
return fp;
}
gboolean procmsg_msg_exist(MsgInfo *msginfo)
{
gchar *path;
gboolean ret;
if (!msginfo) return FALSE;
path = procmsg_get_message_file_path(msginfo);
change_dir(path);
ret = !folder_item_is_msg_changed(msginfo->folder, msginfo);
g_free(path);
return ret;
}
void procmsg_empty_trash(void)
{
FolderItem *trash;
GList *cur;
for (cur = folder_get_list(); cur != NULL; cur = cur->next) {
trash = FOLDER(cur->data)->trash;
if (trash) folder_item_remove_all_msg(trash);
}
}
gint procmsg_send_queue(void)
{
FolderItem *queue;
gint i;
queue = folder_get_default_queue();
g_return_val_if_fail(queue != NULL, -1);
folder_item_scan(queue);
if (queue->last_num < 0) return -1;
else if (queue->last_num == 0) return 0;
for (i = 1; i <= queue->last_num; i++) {
gchar *file;
file = folder_item_fetch_msg(queue, i);
if (file) {
if (send_message_queue(file) < 0) {
g_warning(_("Sending queued message failed.\n"));
g_free(file);
return -1;
}
folder_item_remove_msg(queue, i);
g_free(file);
}
}
return 0;
}
void procmsg_print_message(MsgInfo *msginfo, const gchar *cmdline)
{
static const gchar *def_cmd = "lpr %s";
static guint id = 0;
gchar *prtmp;
FILE *tmpfp, *prfp;
gchar buf[1024];
gchar *p;
g_return_if_fail(msginfo);
if ((tmpfp = procmime_get_text_part(msginfo)) == NULL) {
g_warning(_("Can't get text part\n"));
return;
}
prtmp = g_strdup_printf("%s%cprinttmp.%08x",
get_mime_tmp_dir(), G_DIR_SEPARATOR, id++);
if ((prfp = fopen(prtmp, "w")) == NULL) {
FILE_OP_ERROR(prtmp, "fopen");
g_free(prtmp);
fclose(tmpfp);
return;
}
if (msginfo->date) fprintf(prfp, "Date: %s\n", msginfo->date);
if (msginfo->from) fprintf(prfp, "From: %s\n", msginfo->from);
if (msginfo->to) fprintf(prfp, "To: %s\n", msginfo->to);
if (msginfo->cc) fprintf(prfp, "Cc: %s\n", msginfo->cc);
2001-04-19 14:21:46 +02:00
if (msginfo->newsgroups)
fprintf(prfp, "Newsgroups: %s\n", msginfo->newsgroups);
if (msginfo->subject) fprintf(prfp, "Subject: %s\n", msginfo->subject);
fputc('\n', prfp);
while (fgets(buf, sizeof(buf), tmpfp) != NULL)
fputs(buf, prfp);
fclose(prfp);
fclose(tmpfp);
if (cmdline && (p = strchr(cmdline, '%')) && *(p + 1) == 's' &&
!strchr(p + 2, '%'))
g_snprintf(buf, sizeof(buf) - 1, cmdline, prtmp);
else {
if (cmdline)
g_warning(_("Print command line is invalid: `%s'\n"),
cmdline);
g_snprintf(buf, sizeof(buf) - 1, def_cmd, prtmp);
}
g_free(prtmp);
g_strchomp(buf);
if (buf[strlen(buf) - 1] != '&') strcat(buf, "&");
system(buf);
}
MsgInfo *procmsg_msginfo_copy(MsgInfo *msginfo)
{
MsgInfo *newmsginfo;
if (msginfo == NULL) return NULL;
newmsginfo = g_new0(MsgInfo, 1);
#define MEMBCOPY(mmb) newmsginfo->mmb = msginfo->mmb
#define MEMBDUP(mmb) newmsginfo->mmb = msginfo->mmb ? \
g_strdup(msginfo->mmb) : NULL
MEMBCOPY(msgnum);
MEMBCOPY(size);
MEMBCOPY(mtime);
MEMBCOPY(date_t);
MEMBCOPY(flags);
MEMBDUP(fromname);
MEMBDUP(date);
MEMBDUP(from);
MEMBDUP(to);
MEMBDUP(cc);
2001-04-19 14:21:46 +02:00
MEMBDUP(newsgroups);
MEMBDUP(subject);
MEMBDUP(msgid);
MEMBDUP(inreplyto);
MEMBCOPY(folder);
MEMBCOPY(to_folder);
MEMBDUP(xface);
2001-05-02 16:16:51 +02:00
MEMBDUP(dispositionnotificationto);
MEMBDUP(returnreceiptto);
2001-05-13 04:57:01 +02:00
MEMBDUP(references);
2001-04-19 14:21:46 +02:00
2001-05-06 06:27:28 +02:00
MEMBCOPY(score);
MEMBCOPY(threadscore);
2001-05-06 06:27:28 +02:00
2001-04-19 14:21:46 +02:00
return newmsginfo;
}
void procmsg_msginfo_free(MsgInfo *msginfo)
{
if (msginfo == NULL) return;
2001-05-28 00:40:29 +02:00
g_free(msginfo->fromspace);
2001-05-13 04:57:01 +02:00
g_free(msginfo->references);
g_free(msginfo->returnreceiptto);
2001-05-02 16:16:51 +02:00
g_free(msginfo->dispositionnotificationto);
2001-04-19 14:21:46 +02:00
g_free(msginfo->xface);
g_free(msginfo->fromname);
g_free(msginfo->date);
g_free(msginfo->from);
g_free(msginfo->to);
g_free(msginfo->cc);
2001-04-19 14:21:46 +02:00
g_free(msginfo->newsgroups);
g_free(msginfo->subject);
g_free(msginfo->msgid);
g_free(msginfo->inreplyto);
g_free(msginfo);
}
static gint procmsg_cmp_msgnum(gconstpointer a, gconstpointer b)
{
const MsgInfo *msginfo = a;
const guint msgnum = GPOINTER_TO_UINT(b);
if (!msginfo)
return -1;
return msginfo->msgnum - msgnum;
}
gint procmsg_cmp_msgnum_for_sort(gconstpointer a, gconstpointer b)
{
const MsgInfo *msginfo1 = a;
const MsgInfo *msginfo2 = b;
if (!msginfo1)
return -1;
if (!msginfo2)
return -1;
return msginfo1->msgnum - msginfo2->msgnum;
}
static gint procmsg_cmp_flag_msgnum(gconstpointer a, gconstpointer b)
{
const FlagInfo *finfo = a;
const guint msgnum = GPOINTER_TO_UINT(b);
if (!finfo)
return -1;
return finfo->msgnum - msgnum;
}