commit 64e5f07ad3371fa5e10fc0ad715a68205f4effb7
parent e2d3b4d55b36b252d19d0c8b77e2ea59db7e4cd3
Author: Oswald Buddenhagen <ossi@users.sf.net>
Date: Sun, 28 Jul 2019 20:50:31 +0200
consistently use NULL for null pointers
makes the code noisier, but also somewhat more expressive.
Diffstat:
11 files changed, 151 insertions(+), 151 deletions(-)
diff --git a/src/common.h b/src/common.h
@@ -191,7 +191,7 @@ int map_name( const char *arg, char **result, uint reserve, const char *in, cons
}
#define ARRAY_INIT(arr) \
- do { (arr)->array.data = 0; (arr)->array.size = (arr)->alloc = 0; } while (0)
+ do { (arr)->array.data = NULL; (arr)->array.size = (arr)->alloc = 0; } while (0)
#define ARRAY_SQUEEZE(arr) \
do { \
@@ -245,7 +245,7 @@ typedef struct {
void init_wakeup( wakeup_t *tmr, void (*cb)( void * ), void *aux );
void conf_wakeup( wakeup_t *tmr, int timeout );
void wipe_wakeup( wakeup_t *tmr );
-static INLINE int ATTR_UNUSED pending_wakeup( wakeup_t *tmr ) { return tmr->links.next != 0; }
+static INLINE int ATTR_UNUSED pending_wakeup( wakeup_t *tmr ) { return tmr->links.next != NULL; }
void main_loop( void );
diff --git a/src/config.c b/src/config.c
@@ -54,7 +54,7 @@ get_arg( conffile_t *cfile, int required, int *comment )
error( "%s:%d: parameter missing\n", cfile->file, cfile->line );
cfile->err = 1;
}
- ret = 0;
+ ret = NULL;
} else {
for (escaped = 0, quoted = 0, ret = t = p; c; c = *p) {
p++;
@@ -74,12 +74,12 @@ get_arg( conffile_t *cfile, int required, int *comment )
if (escaped) {
error( "%s:%d: unterminated escape sequence\n", cfile->file, cfile->line );
cfile->err = 1;
- ret = 0;
+ ret = NULL;
}
if (quoted) {
error( "%s:%d: missing closing quote\n", cfile->file, cfile->line );
cfile->err = 1;
- ret = 0;
+ ret = NULL;
}
}
cfile->rest = p;
@@ -196,7 +196,7 @@ getopt_helper( conffile_t *cfile, int *cops, channel_conf_t *conf )
cfile->file, cfile->line, arg );
cfile->err = 1;
}
- while ((arg = get_arg( cfile, ARG_OPTIONAL, 0 )));
+ while ((arg = get_arg( cfile, ARG_OPTIONAL, NULL )));
conf->ops[M] |= XOP_HAVE_TYPE;
} else if (!strcasecmp( "SyncState", cfile->cmd ))
conf->sync_state = expand_strdup( cfile->val );
@@ -223,7 +223,7 @@ getopt_helper( conffile_t *cfile, int *cops, channel_conf_t *conf )
cfile->file, cfile->line, boxOps[i].name, arg );
cfile->err = 1;
}
- } while ((arg = get_arg( cfile, ARG_OPTIONAL, 0 )));
+ } while ((arg = get_arg( cfile, ARG_OPTIONAL, NULL )));
conf->ops[M] |= op * (XOP_HAVE_EXPUNGE / OP_EXPUNGE);
return 1;
}
@@ -239,7 +239,7 @@ getcline( conffile_t *cfile )
char *arg;
int comment;
- if (cfile->rest && (arg = get_arg( cfile, ARG_OPTIONAL, 0 ))) {
+ if (cfile->rest && (arg = get_arg( cfile, ARG_OPTIONAL, NULL ))) {
error( "%s:%d: excess token '%s'\n", cfile->file, cfile->line, arg );
cfile->err = 1;
}
@@ -251,7 +251,7 @@ getcline( conffile_t *cfile )
continue;
return 1;
}
- if (!(cfile->val = get_arg( cfile, ARG_REQUIRED, 0 )))
+ if (!(cfile->val = get_arg( cfile, ARG_REQUIRED, NULL )))
continue;
return 1;
}
@@ -343,7 +343,7 @@ load_config( const char *where, int pseudo )
cfile.bufl = sizeof(buf) - 1;
cfile.line = 0;
cfile.err = 0;
- cfile.rest = 0;
+ cfile.rest = NULL;
gcops = 0;
global_conf.expire_unread = -1;
@@ -360,7 +360,7 @@ load_config( const char *where, int pseudo )
store->flat_delim = "";
*storeapp = store;
storeapp = &store->next;
- *storeapp = 0;
+ *storeapp = NULL;
}
goto reloop;
}
@@ -382,7 +382,7 @@ load_config( const char *where, int pseudo )
arg = cfile.val;
do
add_string_list( &channel->patterns, arg );
- while ((arg = get_arg( &cfile, ARG_OPTIONAL, 0 )));
+ while ((arg = get_arg( &cfile, ARG_OPTIONAL, NULL )));
}
else if (!strcasecmp( "Master", cfile.cmd )) {
ms = M;
@@ -438,17 +438,17 @@ load_config( const char *where, int pseudo )
group->name = nfstrdup( cfile.val );
*groupapp = group;
groupapp = &group->next;
- *groupapp = 0;
+ *groupapp = NULL;
chanlistapp = &group->channels;
- *chanlistapp = 0;
- while ((arg = get_arg( &cfile, ARG_OPTIONAL, 0 ))) {
+ *chanlistapp = NULL;
+ while ((arg = get_arg( &cfile, ARG_OPTIONAL, NULL ))) {
addone:
len = strlen( arg );
chanlist = nfmalloc( sizeof(*chanlist) + len );
memcpy( chanlist->string, arg, len + 1 );
*chanlistapp = chanlist;
chanlistapp = &chanlist->next;
- *chanlistapp = 0;
+ *chanlistapp = NULL;
}
while (getcline( &cfile )) {
if (!cfile.cmd)
diff --git a/src/drv_imap.c b/src/drv_imap.c
@@ -336,7 +336,7 @@ DIAG_POP
iov[1].buf = cmd->param.data;
iov[1].len = cmd->param.data_len;
iov[1].takeOwn = GiveOwn;
- cmd->param.data = 0;
+ cmd->param.data = NULL;
ctx->buffer_mem -= cmd->param.data_len;
iov[2].buf = "\r\n";
iov[2].len = 2;
@@ -346,7 +346,7 @@ DIAG_POP
socket_write( &ctx->conn, iov, iovcnt );
if (cmd->param.to_trash && ctx->trashnc == TrashUnknown)
ctx->trashnc = TrashChecking;
- cmd->next = 0;
+ cmd->next = NULL;
*ctx->in_progress_append = cmd;
ctx->in_progress_append = &cmd->next;
ctx->num_in_progress++;
@@ -435,7 +435,7 @@ submit_imap_cmd( imap_store_t *ctx, imap_cmd_t *cmd )
cmd->next = ctx->pending;
ctx->pending = cmd;
} else {
- cmd->next = 0;
+ cmd->next = NULL;
*ctx->pending_append = cmd;
ctx->pending_append = &cmd->next;
}
@@ -649,7 +649,7 @@ imap_strchr( const char *s, char tc )
if (c == '\\')
c = *++s;
if (!c)
- return 0;
+ return NULL;
if (c == tc)
return s;
}
@@ -664,12 +664,12 @@ next_arg( char **ps )
assert( ps );
s = *ps;
if (!s)
- return 0;
+ return NULL;
while (isspace( (uchar)*s ))
s++;
if (!*s) {
- *ps = 0;
- return 0;
+ *ps = NULL;
+ return NULL;
}
if (*s == '"') {
s++;
@@ -678,8 +678,8 @@ next_arg( char **ps )
if (c == '\\')
c = *s++;
if (!c) {
- *ps = 0;
- return 0;
+ *ps = NULL;
+ return NULL;
}
*d++ = c;
}
@@ -695,7 +695,7 @@ next_arg( char **ps )
}
}
if (!*s)
- s = 0;
+ s = NULL;
*ps = s;
return ret;
@@ -772,9 +772,9 @@ parse_imap_list( imap_store_t *ctx, char **sp, parse_list_state_t *sts )
goto next;
}
*curp = cur = nfmalloc( sizeof(*cur) );
- cur->val = 0; /* for clean bail */
+ cur->val = NULL; /* for clean bail */
curp = &cur->next;
- *curp = 0; /* ditto */
+ *curp = NULL; /* ditto */
if (*s == '(') {
/* sublist */
if (sts->level == MAX_LIST_DEPTH)
@@ -783,7 +783,7 @@ parse_imap_list( imap_store_t *ctx, char **sp, parse_list_state_t *sts )
cur->val = LIST;
sts->stack[sts->level++] = curp;
curp = &cur->child;
- *curp = 0; /* for clean bail */
+ *curp = NULL; /* for clean bail */
goto next2;
} else if (ctx && *s == '{') {
/* literal */
@@ -873,7 +873,7 @@ parse_list_init( parse_list_state_t *sts )
{
sts->need_bytes = -1;
sts->level = 1;
- sts->head = 0;
+ sts->head = NULL;
sts->stack[0] = &sts->head;
}
@@ -883,8 +883,8 @@ parse_list_continue( imap_store_t *ctx, char *s )
list_t *list;
int resp;
if ((resp = parse_imap_list( ctx, &s, &ctx->parse_list_sts )) != LIST_PARTIAL) {
- list = (resp == LIST_BAD) ? 0 : ctx->parse_list_sts.head;
- ctx->parse_list_sts.head = 0;
+ list = (resp == LIST_BAD) ? NULL : ctx->parse_list_sts.head;
+ ctx->parse_list_sts.head = NULL;
resp = ctx->parse_list_sts.callback( ctx, list, s );
}
return resp;
@@ -971,7 +971,7 @@ static int
parse_fetch_rsp( imap_store_t *ctx, list_t *list, char *s ATTR_UNUSED )
{
list_t *tmp, *flags;
- char *body = 0, *tuid = 0, *msgid = 0, *ep;
+ char *body = NULL, *tuid = NULL, *msgid = NULL, *ep;
imap_message_t *cur;
msg_data_t *msgdata;
imap_cmd_t *cmdp;
@@ -1034,7 +1034,7 @@ parse_fetch_rsp( imap_store_t *ctx, list_t *list, char *s ATTR_UNUSED )
tmp = tmp->next;
if (is_atom( tmp )) {
body = tmp->val;
- tmp->val = 0; /* don't free together with list */
+ tmp->val = NULL; /* don't free together with list */
size = tmp->len;
} else
error( "IMAP error: unable to parse BODY[]\n" );
@@ -1117,12 +1117,12 @@ parse_fetch_rsp( imap_store_t *ctx, list_t *list, char *s ATTR_UNUSED )
cur = nfcalloc( sizeof(*cur) );
*ctx->msgapp = &cur->gen;
ctx->msgapp = &cur->gen.next;
- cur->gen.next = 0;
+ cur->gen.next = NULL;
cur->gen.uid = uid;
cur->gen.flags = mask;
cur->gen.status = status;
cur->gen.size = size;
- cur->gen.srec = 0;
+ cur->gen.srec = NULL;
cur->gen.msgid = msgid;
if (tuid)
memcpy( cur->gen.tuid, tuid, TUIDL );
@@ -1141,7 +1141,7 @@ parse_capability( imap_store_t *ctx, char *cmd )
uint i;
free_string_list( ctx->auth_mechs );
- ctx->auth_mechs = 0;
+ ctx->auth_mechs = NULL;
ctx->caps = 0x80000000;
while ((arg = next_arg( &cmd ))) {
if (starts_with( arg, -1, "AUTH=", 5 )) {
@@ -1393,7 +1393,7 @@ imap_socket_read( void *aux )
for (;;) {
if (ctx->parse_list_sts.level) {
- resp = parse_list_continue( ctx, 0 );
+ resp = parse_list_continue( ctx, NULL );
listret:
if (resp == LIST_PARTIAL)
return;
@@ -1427,7 +1427,7 @@ imap_socket_read( void *aux )
}
if (ctx->greeting == GreetingPending && !strcmp( "PREAUTH", arg )) {
- parse_response_code( ctx, 0, cmd );
+ parse_response_code( ctx, NULL, cmd );
ctx->greeting = GreetingPreauth;
dogreet:
imap_ref( ctx );
@@ -1435,7 +1435,7 @@ imap_socket_read( void *aux )
if (imap_deref( ctx ))
return;
} else if (!strcmp( "OK", arg )) {
- parse_response_code( ctx, 0, cmd );
+ parse_response_code( ctx, NULL, cmd );
if (ctx->greeting == GreetingPending) {
ctx->greeting = GreetingOk;
goto dogreet;
@@ -1499,7 +1499,7 @@ imap_socket_read( void *aux )
iov[0].buf = cmdp->param.data;
iov[0].len = cmdp->param.data_len;
iov[0].takeOwn = GiveOwn;
- cmdp->param.data = 0;
+ cmdp->param.data = NULL;
ctx->buffer_mem -= cmdp->param.data_len;
iov[1].buf = "\r\n";
iov[1].len = 2;
@@ -1667,7 +1667,7 @@ imap_free_store( store_t *gctx )
imap_store_t *ctx = (imap_store_t *)gctx;
free_generic_messages( ctx->msgs );
- ctx->msgs = 0;
+ ctx->msgs = NULL;
imap_set_bad_callback( gctx, imap_cancel_unowned, gctx );
gctx->next = unowned;
unowned = gctx;
@@ -1687,7 +1687,7 @@ imap_cleanup( void )
imap_set_bad_callback( ctx, (void (*)(void *))imap_cancel_store, ctx );
if (((imap_store_t *)ctx)->state != SST_BAD) {
((imap_store_t *)ctx)->expectBYE = 1;
- imap_exec( (imap_store_t *)ctx, 0, imap_cleanup_p2, "LOGOUT" );
+ imap_exec( (imap_store_t *)ctx, NULL, imap_cleanup_p2, "LOGOUT" );
} else {
imap_cancel_store( ctx );
}
@@ -1832,7 +1832,7 @@ imap_open_store_greeted( imap_store_t *ctx )
{
socket_expect_activity( &ctx->conn, 0 );
if (!ctx->caps)
- imap_exec( ctx, 0, imap_open_store_p2, "CAPABILITY" );
+ imap_exec( ctx, NULL, imap_open_store_p2, "CAPABILITY" );
else
imap_open_store_authenticate( ctx );
}
@@ -1858,7 +1858,7 @@ imap_open_store_authenticate( imap_store_t *ctx )
#ifdef HAVE_LIBSSL
if (srvc->ssl_type == SSL_STARTTLS) {
if (CAP(STARTTLS)) {
- imap_exec( ctx, 0, imap_open_store_authenticate_p2, "STARTTLS" );
+ imap_exec( ctx, NULL, imap_open_store_authenticate_p2, "STARTTLS" );
return;
} else {
error( "IMAP error: SSL support not available\n" );
@@ -1898,7 +1898,7 @@ imap_open_store_tlsstarted2( int ok, void *aux )
if (!ok)
imap_open_store_ssl_bail( ctx );
else
- imap_exec( ctx, 0, imap_open_store_authenticate_p3, "CAPABILITY" );
+ imap_exec( ctx, NULL, imap_open_store_authenticate_p3, "CAPABILITY" );
}
static void
@@ -1916,7 +1916,7 @@ ensure_user( imap_server_conf_t *srvc )
{
if (!srvc->user) {
error( "Skipping account %s, no user\n", srvc->name );
- return 0;
+ return NULL;
}
return srvc->user;
}
@@ -1938,7 +1938,7 @@ ensure_password( imap_server_conf_t *srvc )
if (!(fp = popen( cmd, "r" ))) {
pipeerr:
sys_error( "Skipping account %s, password command failed", srvc->name );
- return 0;
+ return NULL;
}
if (!fgets( buffer, sizeof(buffer), fp ))
buffer[0] = 0;
@@ -1949,11 +1949,11 @@ ensure_password( imap_server_conf_t *srvc )
error( "Skipping account %s, password command crashed\n", srvc->name );
else
error( "Skipping account %s, password command exited with status %d\n", srvc->name, WEXITSTATUS( ret ) );
- return 0;
+ return NULL;
}
if (!buffer[0]) {
error( "Skipping account %s, password command produced no output\n", srvc->name );
- return 0;
+ return NULL;
}
buffer[strcspn( buffer, "\n" )] = 0; /* Strip trailing newline */
free( srvc->pass ); /* From previous runs */
@@ -1970,7 +1970,7 @@ ensure_password( imap_server_conf_t *srvc )
}
if (!*pass) {
error( "Skipping account %s, no password\n", srvc->name );
- return 0;
+ return NULL;
}
/* getpass() returns a pointer to a static buffer. Make a copy for long term storage. */
srvc->pass = nfstrdup( pass );
@@ -2254,7 +2254,7 @@ imap_open_store_authenticate2( imap_store_t *ctx )
if (!ctx->conn.ssl)
#endif
warn( "*** IMAP Warning *** Password is being sent in the clear\n" );
- imap_exec( ctx, 0, imap_open_store_authenticate2_p2,
+ imap_exec( ctx, NULL, imap_open_store_authenticate2_p2,
"LOGIN \"%\\s\" \"%\\s\"", srvc->user, srvc->pass );
return;
}
@@ -2284,7 +2284,7 @@ imap_open_store_compress( imap_store_t *ctx )
{
#ifdef HAVE_LIBZ
if (CAP(COMPRESS_DEFLATE)) {
- imap_exec( ctx, 0, imap_open_store_compress_p2, "COMPRESS DEFLATE" );
+ imap_exec( ctx, NULL, imap_open_store_compress_p2, "COMPRESS DEFLATE" );
return;
}
#endif
@@ -2316,7 +2316,7 @@ imap_open_store_namespace( imap_store_t *ctx )
if (((!ctx->prefix && cfg->use_namespace) || !cfg->delimiter) && CAP(NAMESPACE)) {
/* get NAMESPACE info */
if (!ctx->got_namespace)
- imap_exec( ctx, 0, imap_open_store_namespace_p2, "NAMESPACE" );
+ imap_exec( ctx, NULL, imap_open_store_namespace_p2, "NAMESPACE" );
else
imap_open_store_namespace2( ctx );
return;
@@ -2390,7 +2390,7 @@ imap_select_box( store_t *gctx, const char *name )
imap_store_t *ctx = (imap_store_t *)gctx;
free_generic_messages( ctx->msgs );
- ctx->msgs = 0;
+ ctx->msgs = NULL;
ctx->msgapp = &ctx->msgs;
ctx->name = name;
@@ -2400,7 +2400,7 @@ imap_select_box( store_t *gctx, const char *name )
static const char *
imap_get_box_path( store_t *gctx ATTR_UNUSED )
{
- return 0;
+ return NULL;
}
typedef struct {
@@ -2623,7 +2623,7 @@ imap_load_box( store_t *gctx, uint minuid, uint maxuid, uint newuid, uint seenui
if (!ctx->total_msgs) {
free( excs.data );
- cb( DRV_OK, 0, 0, 0, aux );
+ cb( DRV_OK, NULL, 0, 0, aux );
} else {
INIT_REFCOUNTED_STATE(imap_load_box_state_t, sts, cb, aux)
for (uint i = 0; i < excs.size; ) {
@@ -2751,7 +2751,7 @@ imap_fetch_msg( store_t *ctx, message_t *msg, msg_data_t *data,
INIT_IMAP_CMD_X(imap_cmd_fetch_msg_t, cmd, cb, aux)
cmd->gen.gen.param.uid = msg->uid;
cmd->msg_data = data;
- data->data = 0;
+ data->data = NULL;
imap_exec( (imap_store_t *)ctx, &cmd->gen.gen, imap_fetch_msg_p2,
"UID FETCH %u (%s%sBODY.PEEK[])", msg->uid,
!(msg->status & M_FLAGS) ? "FLAGS " : "",
@@ -3208,8 +3208,8 @@ imap_parse_store( conffile_t *cfg, store_conf_t **storep )
server->name = nfstrdup( cfg->val );
*serverapp = server;
serverapp = &server->next;
- store = 0;
- *storep = 0;
+ store = NULL;
+ *storep = NULL;
} else if (!strcasecmp( "IMAPStore", cfg->cmd )) {
store = nfcalloc( sizeof(*store) );
store->gen.driver = &imap_driver;
@@ -3283,7 +3283,7 @@ imap_parse_store( conffile_t *cfg, store_conf_t **storep )
error( "%s:%d: Unrecognized IMAP extension '%s'\n", cfg->file, cfg->line, arg );
cfg->err = 1;
gotcap: ;
- } while ((arg = get_arg( cfg, ARG_OPTIONAL, 0 )));
+ } while ((arg = get_arg( cfg, ARG_OPTIONAL, NULL )));
}
#ifdef HAVE_LIBSSL
else if (!strcasecmp( "CertificateFile", cfg->cmd )) {
@@ -3343,7 +3343,7 @@ imap_parse_store( conffile_t *cfg, store_conf_t **storep )
error( "%s:%d: Unrecognized SSL version\n", cfg->file, cfg->line );
cfg->err = 1;
}
- } while ((arg = get_arg( cfg, ARG_OPTIONAL, 0 )));
+ } while ((arg = get_arg( cfg, ARG_OPTIONAL, NULL )));
} else if (!strcasecmp( "RequireSSL", cfg->cmd ))
require_ssl = parse_bool( cfg );
else if (!strcasecmp( "UseIMAPS", cfg->cmd ))
@@ -3366,7 +3366,7 @@ imap_parse_store( conffile_t *cfg, store_conf_t **storep )
arg = cfg->val;
do
add_string_list( &server->auth_mechs, arg );
- while ((arg = get_arg( cfg, ARG_OPTIONAL, 0 )));
+ while ((arg = get_arg( cfg, ARG_OPTIONAL, NULL )));
} else if (!strcasecmp( "RequireCRAM", cfg->cmd ))
require_cram = parse_bool( cfg );
else if (!strcasecmp( "Tunnel", cfg->cmd ))
diff --git a/src/drv_maildir.c b/src/drv_maildir.c
@@ -152,7 +152,7 @@ maildir_join_path( maildir_store_conf_t *conf, int in_inbox, const char *box )
prefix = conf->inbox;
} else {
if (maildir_ensure_path( conf ) < 0)
- return 0;
+ return NULL;
prefix = conf->gen.path;
}
pl = strlen( prefix );
@@ -161,13 +161,13 @@ maildir_join_path( maildir_store_conf_t *conf, int in_inbox, const char *box )
if (conf->sub_style == SUB_UNSET) {
error( "Maildir error: accessing subfolder '%s', but store '%s' does not specify SubFolders style\n",
box, conf->gen.name );
- return 0;
+ return NULL;
}
n++;
} else if (c == '.' && conf->sub_style == SUB_MAILDIRPP) {
error( "Maildir error: store '%s', folder '%s': SubFolders style Maildir++ does not support dots in mailbox names\n",
conf->gen.name, box );
- return 0;
+ return NULL;
}
switch (conf->sub_style) {
case SUB_VERBATIM:
@@ -419,13 +419,13 @@ maildir_list_recurse( maildir_store_t *ctx, int isBox, int flags,
pl += pathLen;
if (inbox && equals( path, pl, inbox, inboxLen )) {
// Inbox nested into Path.
- if (maildir_list_inbox( ctx, flags, 0 ) < 0) {
+ if (maildir_list_inbox( ctx, flags, NULL ) < 0) {
closedir( dir );
return -1;
}
} else if (basePath && equals( path, pl, basePath, basePathLen )) {
// Path nested into Inbox.
- if (maildir_list_path( ctx, flags, 0 ) < 0) {
+ if (maildir_list_path( ctx, flags, NULL ) < 0) {
closedir( dir );
return -1;
}
@@ -477,7 +477,7 @@ maildir_list_inbox( maildir_store_t *ctx, int flags, const char *basePath )
add_string_list( &ctx->boxes, "INBOX" );
return maildir_list_recurse(
- ctx, 1, flags, 0, 0, basePath, basePath ? strlen( basePath ) - 1 : 0,
+ ctx, 1, flags, NULL, 0, basePath, basePath ? strlen( basePath ) - 1 : 0,
path, nfsnprintf( path, _POSIX_PATH_MAX, "%s/", ((maildir_store_conf_t *)ctx->gen.conf)->inbox ),
name, nfsnprintf( name, _POSIX_PATH_MAX, "INBOX/" ) );
}
@@ -494,7 +494,7 @@ maildir_list_path( maildir_store_t *ctx, int flags, const char *inbox )
if (maildir_ensure_path( (maildir_store_conf_t *)ctx->gen.conf ) < 0)
return -1;
return maildir_list_recurse(
- ctx, 0, flags, inbox, inbox ? strlen( inbox ) : 0, 0, 0,
+ ctx, 0, flags, inbox, inbox ? strlen( inbox ) : 0, NULL, 0,
path, nfsnprintf( path, _POSIX_PATH_MAX, "%s", ctx->gen.conf->path ),
name, 0 );
}
@@ -513,7 +513,7 @@ maildir_list_store( store_t *gctx, int flags,
((flags & LIST_INBOX)
&& maildir_list_inbox( ctx, flags, gctx->conf->path ) < 0))) {
maildir_invoke_bad_callback( ctx );
- cb( DRV_CANCELED, 0, aux );
+ cb( DRV_CANCELED, NULL, aux );
} else {
cb( DRV_OK, ctx->boxes, aux );
}
@@ -674,7 +674,7 @@ maildir_store_uidval( maildir_store_t *ctx )
uv[1] = ctx->nuid;
value.data = uv;
value.size = sizeof(uv);
- if ((ret = ctx->db->put( ctx->db, 0, &key, &value, 0 ))) {
+ if ((ret = ctx->db->put( ctx->db, NULL, &key, &value, 0 ))) {
ctx->db->err( ctx->db, ret, "Maildir error: db->put()" );
return DRV_BOX_BAD;
}
@@ -699,13 +699,13 @@ maildir_store_uidval( maildir_store_t *ctx )
static int
maildir_init_uidval( maildir_store_t *ctx )
{
- ctx->uidvalidity = (uint)time( 0 );
+ ctx->uidvalidity = (uint)time( NULL );
ctx->nuid = 0;
ctx->uvok = 0;
#ifdef USE_DB
if (ctx->db) {
u_int32_t count;
- ctx->db->truncate( ctx->db, 0, &count, 0 );
+ ctx->db->truncate( ctx->db, NULL, &count, 0 );
}
#endif /* USE_DB */
return maildir_store_uidval( ctx );
@@ -749,18 +749,18 @@ maildir_uidval_lock( maildir_store_t *ctx )
sys_error( "Maildir error: cannot fstat UID database" );
return DRV_BOX_BAD;
}
- if (db_create( &ctx->db, 0, 0 )) {
+ if (db_create( &ctx->db, NULL, 0 )) {
fputs( "Maildir error: db_create() failed\n", stderr );
return DRV_BOX_BAD;
}
- if ((ret = (ctx->db->open)( ctx->db, 0, ctx->usedb, 0, DB_HASH,
+ if ((ret = (ctx->db->open)( ctx->db, NULL, ctx->usedb, NULL, DB_HASH,
st.st_size ? 0 : DB_CREATE | DB_TRUNCATE, 0 ))) {
ctx->db->err( ctx->db, ret, "Maildir error: db->open(%s)", ctx->usedb );
return DRV_BOX_BAD;
}
key.data = (void *)"UIDVALIDITY";
key.size = 11;
- if ((ret = ctx->db->get( ctx->db, 0, &key, &value, 0 ))) {
+ if ((ret = ctx->db->get( ctx->db, NULL, &key, &value, 0 ))) {
if (ret != DB_NOTFOUND) {
ctx->db->err( ctx->db, ret, "Maildir error: db->get()" );
return DRV_BOX_BAD;
@@ -798,7 +798,7 @@ maildir_uidval_unlock( maildir_store_t *ctx )
#ifdef USE_DB
if (ctx->db) {
ctx->db->close( ctx->db, 0 );
- ctx->db = 0;
+ ctx->db = NULL;
}
#endif /* USE_DB */
lck.l_type = F_UNLCK;
@@ -835,7 +835,7 @@ maildir_set_uid( maildir_store_t *ctx, const char *name, uint *uid )
make_key( ((maildir_store_conf_t *)ctx->gen.conf)->info_stop, &key, name );
value.data = uid;
value.size = sizeof(*uid);
- if ((ret = ctx->db->put( ctx->db, 0, &key, &value, 0 ))) {
+ if ((ret = ctx->db->put( ctx->db, NULL, &key, &value, 0 ))) {
ctx->db->err( ctx->db, ret, "Maildir error: db->put()" );
return DRV_BOX_BAD;
}
@@ -932,11 +932,11 @@ maildir_scan( maildir_store_t *ctx, msg_t_array_alloc_t *msglist )
if (ctx->uvok || ctx->maxuid == UINT_MAX) {
#ifdef USE_DB
if (ctx->usedb) {
- if (db_create( &tdb, 0, 0 )) {
+ if (db_create( &tdb, NULL, 0 )) {
fputs( "Maildir error: db_create() failed\n", stderr );
return DRV_BOX_BAD;
}
- if ((tdb->open)( tdb, 0, 0, 0, DB_HASH, DB_CREATE, 0 )) {
+ if ((tdb->open)( tdb, NULL, NULL, NULL, DB_HASH, DB_CREATE, 0 )) {
fputs( "Maildir error: tdb->open() failed\n", stderr );
bork:
tdb->close( tdb, 0 );
@@ -946,7 +946,7 @@ maildir_scan( maildir_store_t *ctx, msg_t_array_alloc_t *msglist )
#endif /* USE_DB */
bl = nfsnprintf( buf, sizeof(buf) - 4, "%s/", ctx->path );
restat:
- now = time( 0 );
+ now = time( NULL );
for (i = 0; i < 2; i++) {
memcpy( buf + bl, subdirs[i], 4 );
if (stat( buf, &st )) {
@@ -987,7 +987,7 @@ maildir_scan( maildir_store_t *ctx, msg_t_array_alloc_t *msglist )
if (maildir_uidval_lock( ctx ) != DRV_OK)
goto mbork;
make_key( conf->info_stop, &key, e->d_name );
- if ((ret = ctx->db->get( ctx->db, 0, &key, &value, 0 ))) {
+ if ((ret = ctx->db->get( ctx->db, NULL, &key, &value, 0 ))) {
if (ret != DB_NOTFOUND) {
ctx->db->err( ctx->db, ret, "Maildir error: db->get()" );
mbork:
@@ -998,7 +998,7 @@ maildir_scan( maildir_store_t *ctx, msg_t_array_alloc_t *msglist )
uid = UINT_MAX;
} else {
value.size = 0;
- if ((ret = tdb->put( tdb, 0, &key, &value, 0 ))) {
+ if ((ret = tdb->put( tdb, NULL, &key, &value, 0 ))) {
tdb->err( tdb, ret, "Maildir error: tdb->put()" );
goto mbork;
}
@@ -1016,7 +1016,7 @@ maildir_scan( maildir_store_t *ctx, msg_t_array_alloc_t *msglist )
continue;
entry = msg_t_array_append( msglist );
entry->base = nfstrdup( e->d_name );
- entry->msgid = 0;
+ entry->msgid = NULL;
entry->uid = uid;
entry->recent = (uchar)i;
entry->size = 0;
@@ -1045,7 +1045,7 @@ maildir_scan( maildir_store_t *ctx, msg_t_array_alloc_t *msglist )
if (ctx->usedb) {
if (maildir_uidval_lock( ctx ) != DRV_OK)
;
- else if ((ret = ctx->db->cursor( ctx->db, 0, &dbc, 0 )))
+ else if ((ret = ctx->db->cursor( ctx->db, NULL, &dbc, 0 )))
ctx->db->err( ctx->db, ret, "Maildir error: db->cursor()" );
else {
for (;;) {
@@ -1055,7 +1055,7 @@ maildir_scan( maildir_store_t *ctx, msg_t_array_alloc_t *msglist )
break;
}
if (!equals( key.data, (int)key.size, "UIDVALIDITY", 11 ) &&
- (ret = tdb->get( tdb, 0, &key, &value, 0 ))) {
+ (ret = tdb->get( tdb, NULL, &key, &value, 0 ))) {
if (ret != DB_NOTFOUND) {
tdb->err( tdb, ret, "Maildir error: tdb->get()" );
break;
@@ -1217,11 +1217,11 @@ static void
maildir_init_msg( maildir_store_t *ctx, maildir_message_t *msg, msg_t *entry )
{
msg->base = entry->base;
- entry->base = 0; /* prevent deletion */
+ entry->base = NULL; /* prevent deletion */
msg->gen.msgid = entry->msgid;
- entry->msgid = 0; /* prevent deletion */
+ entry->msgid = NULL; /* prevent deletion */
msg->gen.size = entry->size;
- msg->gen.srec = 0;
+ msg->gen.srec = NULL;
memcpy( msg->gen.tuid, entry->tuid, TUIDL );
if (entry->recent)
msg->gen.status |= M_RECENT;
@@ -1251,12 +1251,12 @@ maildir_select_box( store_t *gctx, const char *name )
maildir_store_t *ctx = (maildir_store_t *)gctx;
maildir_cleanup( gctx );
- ctx->msgs = 0;
- ctx->excs.data = 0;
+ ctx->msgs = NULL;
+ ctx->excs.data = NULL;
ctx->uvfd = -1;
#ifdef USE_DB
- ctx->db = 0;
- ctx->usedb = 0;
+ ctx->db = NULL;
+ ctx->usedb = NULL;
#endif /* USE_DB */
ctx->fresh[0] = ctx->fresh[1] = 0;
if (starts_with( name, -1, "INBOX", 5 ) && (!name[5] || name[5] == '/')) {
@@ -1300,7 +1300,7 @@ maildir_open_box( store_t *gctx,
return;
}
#else
- ctx->usedb = 0;
+ ctx->usedb = NULL;
if ((ctx->uvfd = open( uvpath, O_RDWR, 0600 )) < 0) {
nfsnprintf( uvpath, sizeof(uvpath), "%s/.isyncuidmap.db", ctx->path );
if ((ctx->uvfd = open( uvpath, O_RDWR, 0600 )) < 0) {
@@ -1451,7 +1451,7 @@ maildir_load_box( store_t *gctx, uint minuid, uint maxuid, uint newuid, uint see
ctx->excs = excs;
if (maildir_scan( ctx, &msglist ) != DRV_OK) {
- cb( DRV_BOX_BAD, 0, 0, 0, aux );
+ cb( DRV_BOX_BAD, NULL, 0, 0, aux );
return;
}
msgapp = &ctx->msgs;
@@ -1592,7 +1592,7 @@ maildir_store_msg( store_t *gctx, msg_data_t *data, int to_trash,
uint uid;
char buf[_POSIX_PATH_MAX], nbuf[_POSIX_PATH_MAX], fbuf[NUM_FLAGS + 3], base[128];
- bl = nfsnprintf( base, sizeof(base), "%lld.%d_%d.%s", (long long)time( 0 ), Pid, ++MaildirCount, Hostname );
+ bl = nfsnprintf( base, sizeof(base), "%lld.%d_%d.%s", (long long)time( NULL ), Pid, ++MaildirCount, Hostname );
if (!to_trash) {
#ifdef USE_DB
if (ctx->usedb) {
@@ -1744,7 +1744,7 @@ maildir_purge_msg( maildir_store_t *ctx, const char *name )
if ((ret = maildir_uidval_lock( ctx )) != DRV_OK)
return ret;
make_key( ((maildir_store_conf_t *)ctx->gen.conf)->info_stop, &key, name );
- if ((ret = ctx->db->del( ctx->db, 0, &key, 0 ))) {
+ if ((ret = ctx->db->del( ctx->db, NULL, &key, 0 ))) {
ctx->db->err( ctx->db, ret, "Maildir error: db->del()" );
return DRV_BOX_BAD;
}
@@ -1767,7 +1767,7 @@ maildir_trash_msg( store_t *gctx, message_t *gmsg,
nfsnprintf( buf, sizeof(buf), "%s/%s/%s", ctx->path, subdirs[gmsg->status & M_RECENT], msg->base );
s = strstr( msg->base, ((maildir_store_conf_t *)gctx->conf)->info_prefix );
nfsnprintf( nbuf, sizeof(nbuf), "%s/%s/%lld.%d_%d.%s%s", ctx->trash,
- subdirs[gmsg->status & M_RECENT], (long long)time( 0 ), Pid, ++MaildirCount, Hostname, s ? s : "" );
+ subdirs[gmsg->status & M_RECENT], (long long)time( NULL ), Pid, ++MaildirCount, Hostname, s ? s : "" );
if (!rename( buf, nbuf ))
break;
if (!stat( buf, &st )) {
diff --git a/src/drv_proxy_gen.pl b/src/drv_proxy_gen.pl
@@ -128,7 +128,7 @@ for (@ptypes) {
/^([\w* ]+)\(\*(\w+)\)\( (.*) \)$/ or die("Cannot parse prototype '$_'\n");
my ($cmd_type, $cmd_name, $cmd_args) = ($1, $2, $3);
if (defined($excluded{$cmd_name})) {
- push @cmd_table, "0";
+ push @cmd_table, "NULL";
next;
}
push @cmd_table, "proxy_$cmd_name";
diff --git a/src/main.c b/src/main.c
@@ -175,7 +175,7 @@ crashHandler( int n )
close( pip[1] );
close( pip[0] );
#endif
- waitpid( dpid, 0, 0 );
+ waitpid( dpid, NULL, 0 );
break;
}
exit( 3 );
@@ -262,7 +262,7 @@ static char **
filter_boxes( string_list_t *boxes, const char *prefix, string_list_t *patterns )
{
string_list_t *cpat;
- char **boxarr = 0;
+ char **boxarr = NULL;
const char *ps;
uint not, fnot, pfxl, num = 0, rnum = 0;
@@ -287,7 +287,7 @@ filter_boxes( string_list_t *boxes, const char *prefix, string_list_t *patterns
if (num + 1 >= rnum)
boxarr = nfrealloc( boxarr, (rnum = (rnum + 10) * 2) * sizeof(*boxarr) );
boxarr[num++] = nfstrdup( boxes->string + pfxl );
- boxarr[num] = 0;
+ boxarr[num] = NULL;
}
}
qsort( boxarr, num, sizeof(*boxarr), cmp_box_names );
@@ -348,7 +348,7 @@ add_named_channel( chan_ent_t ***chanapp, char *channame, int ops[] )
{
channel_conf_t *chan;
chan_ent_t *ce;
- box_ent_t *boxes = 0, **mboxapp = &boxes, *mbox;
+ box_ent_t *boxes = NULL, **mboxapp = &boxes, *mbox;
char *boxp, *nboxp;
size_t boxl;
char boxlist = 0;
@@ -359,12 +359,12 @@ add_named_channel( chan_ent_t ***chanapp, char *channame, int ops[] )
if (!strcmp( chan->name, channame ))
goto gotchan;
error( "No channel or group named '%s' defined.\n", channame );
- return 0;
+ return NULL;
gotchan:
if (boxp) {
if (!chan->patterns) {
error( "Cannot override mailbox in channel '%s' - no Patterns.\n", channame );
- return 0;
+ return NULL;
}
boxlist = 1;
do {
@@ -381,7 +381,7 @@ add_named_channel( chan_ent_t ***chanapp, char *channame, int ops[] )
else
mbox->name = nfstrndup( "INBOX", 5 );
mbox->present[M] = mbox->present[S] = BOX_POSSIBLE;
- mbox->next = 0;
+ mbox->next = NULL;
*mboxapp = mbox;
mboxapp = &mbox->next;
boxes_total++;
@@ -426,11 +426,11 @@ int
main( int argc, char **argv )
{
main_vars_t mvars[1];
- chan_ent_t *chans = 0, **chanapp = &chans;
+ chan_ent_t *chans = NULL, **chanapp = &chans;
group_conf_t *group;
channel_conf_t *chan;
string_list_t *channame;
- char *config = 0, *opt, *ochar;
+ char *config = NULL, *opt, *ochar;
int oind, cops = 0, op, ops[2] = { 0, 0 }, pseudo = 0;
tzset();
@@ -447,7 +447,7 @@ main( int argc, char **argv )
memset( mvars, 0, sizeof(*mvars) );
mvars->t[1] = 1;
- for (oind = 1, ochar = 0; ; ) {
+ for (oind = 1, ochar = NULL; ; ) {
if (!ochar || !*ochar) {
if (oind >= argc)
break;
@@ -846,7 +846,7 @@ sync_chans( main_vars_t *mvars, int ent )
if (mvars->skip)
goto next2;
mvars->state[M] = mvars->state[S] = ST_FRESH;
- if ((DFlags & DEBUG_DRV) || (mvars->chan->stores[M]->driver->get_caps( 0 ) & mvars->chan->stores[S]->driver->get_caps( 0 ) & DRV_VERBOSE))
+ if ((DFlags & DEBUG_DRV) || (mvars->chan->stores[M]->driver->get_caps( NULL ) & mvars->chan->stores[S]->driver->get_caps( NULL ) & DRV_VERBOSE))
labels[M] = "M: ", labels[S] = "S: ";
else
labels[M] = labels[S] = "";
@@ -881,8 +881,8 @@ sync_chans( main_vars_t *mvars, int ent )
boxes[S] = filter_boxes( mvars->boxes[S], mvars->chan->boxes[S], mvars->chan->patterns );
mboxapp = &mvars->chanptr->boxes;
for (mb = sb = 0; ; ) {
- char *mname = boxes[M] ? boxes[M][mb] : 0;
- char *sname = boxes[S] ? boxes[S][sb] : 0;
+ char *mname = boxes[M] ? boxes[M][mb] : NULL;
+ char *sname = boxes[S] ? boxes[S][sb] : NULL;
if (!mname && !sname)
break;
mbox = nfmalloc( sizeof(*mbox) );
@@ -903,7 +903,7 @@ sync_chans( main_vars_t *mvars, int ent )
mbox->present[S] = BOX_PRESENT;
sb++;
}
- mbox->next = 0;
+ mbox->next = NULL;
*mboxapp = mbox;
mboxapp = &mbox->next;
boxes_total++;
@@ -945,7 +945,7 @@ sync_chans( main_vars_t *mvars, int ent )
mvars->cben = 0;
for (t = 0; t < 2; t++) {
free_string_list( mvars->boxes[t] );
- mvars->boxes[t] = 0;
+ mvars->boxes[t] = NULL;
if (mvars->state[t] == ST_FRESH) {
/* An unconnected store may be only cancelled. */
mvars->state[t] = ST_CLOSED;
@@ -966,7 +966,7 @@ sync_chans( main_vars_t *mvars, int ent )
free( mbox->name );
free( mbox );
}
- mvars->chanptr->boxes = 0;
+ mvars->chanptr->boxes = NULL;
mvars->chanptr->boxlist = 0;
}
next2:
diff --git a/src/mdconvert.c b/src/mdconvert.c
@@ -117,11 +117,11 @@ convert( const char *box, int altmap )
sys_error( "Cannot create %s", tdpath );
goto sbork;
}
- if (db_create( &db, 0, 0 )) {
+ if (db_create( &db, NULL, 0 )) {
fputs( "Error: db_create() failed\n", stderr );
goto tbork;
}
- if ((ret = (db->open)( db, 0, dbpath, 0, DB_HASH, altmap ? DB_CREATE|DB_TRUNCATE : 0, 0 ))) {
+ if ((ret = (db->open)( db, NULL, dbpath, NULL, DB_HASH, altmap ? DB_CREATE|DB_TRUNCATE : 0, 0 ))) {
db->err( db, ret, "Error: db->open(%s)", dbpath );
dbork:
db->close( db, 0 );
@@ -143,12 +143,12 @@ convert( const char *box, int altmap )
}
value.data = uv;
value.size = sizeof(uv);
- if ((ret = db->put( db, 0, &key, &value, 0 ))) {
+ if ((ret = db->put( db, NULL, &key, &value, 0 ))) {
db->err( db, ret, "Error: cannot write UIDVALIDITY for '%s'", box );
goto dbork;
}
} else {
- if ((ret = db->get( db, 0, &key, &value, 0 ))) {
+ if ((ret = db->get( db, NULL, &key, &value, 0 ))) {
db->err( db, ret, "Error: cannot read UIDVALIDITY of '%s'", box );
goto dbork;
}
@@ -188,7 +188,7 @@ convert( const char *box, int altmap )
uid = atoi( p + 3 );
value.data = &uid;
value.size = sizeof(uid);
- if ((ret = db->put( db, 0, &key, &value, 0 ))) {
+ if ((ret = db->put( db, NULL, &key, &value, 0 ))) {
db->err( db, ret, "Error: cannot write UID for '%s'", box );
goto ebork;
}
@@ -197,7 +197,7 @@ convert( const char *box, int altmap )
s = strpbrk( e->d_name, ",:" );
key.data = e->d_name;
key.size = s ? (size_t)(s - e->d_name) : strlen( e->d_name );
- if ((ret = db->get( db, 0, &key, &value, 0 ))) {
+ if ((ret = db->get( db, NULL, &key, &value, 0 ))) {
if (ret != DB_NOTFOUND) {
db->err( db, ret, "Error: cannot read UID for '%s'", box );
goto ebork;
diff --git a/src/socket.c b/src/socket.c
@@ -74,7 +74,7 @@ print_ssl_errors( const char *fmt, ... )
nfvasprintf( &action, fmt, va );
va_end( va );
while ((err = ERR_get_error()))
- error( "Error while %s: %s\n", action, ERR_error_string( err, 0 ) );
+ error( "Error while %s: %s\n", action, ERR_error_string( err, NULL ) );
free( action );
}
@@ -85,7 +85,7 @@ print_ssl_socket_errors( const char *func, conn_t *conn )
int num = 0;
while ((err = ERR_get_error())) {
- error( "Socket error: secure %s %s: %s\n", func, conn->name, ERR_error_string( err, 0 ) );
+ error( "Socket error: secure %s %s: %s\n", func, conn->name, ERR_error_string( err, NULL ) );
num++;
}
return num;
@@ -273,7 +273,7 @@ DIAG_POP
return 0;
}
- if (conf->cert_file && !SSL_CTX_load_verify_locations( mconf->SSLContext, conf->cert_file, 0 )) {
+ if (conf->cert_file && !SSL_CTX_load_verify_locations( mconf->SSLContext, conf->cert_file, NULL )) {
print_ssl_errors( "loading certificate file '%s'", conf->cert_file );
return 0;
}
@@ -281,7 +281,7 @@ DIAG_POP
if (mconf->system_certs && !SSL_CTX_set_default_verify_paths( mconf->SSLContext )) {
ulong err;
while ((err = ERR_get_error()))
- warn( "Warning: Unable to load default certificate files: %s\n", ERR_error_string( err, 0 ) );
+ warn( "Warning: Unable to load default certificate files: %s\n", ERR_error_string( err, NULL ) );
}
SSL_CTX_set_verify( mconf->SSLContext, SSL_VERIFY_NONE, NULL );
@@ -602,7 +602,7 @@ socket_connect_next( conn_t *conn )
{
sys_error( "Cannot connect to %s", conn->name );
free( conn->name );
- conn->name = 0;
+ conn->name = NULL;
conn->curr_addr = conn->curr_addr->ai_next;
socket_connect_one( conn );
}
@@ -619,7 +619,7 @@ socket_connected( conn_t *conn )
{
if (conn->addrs) {
freeaddrinfo( conn->addrs );
- conn->addrs = 0;
+ conn->addrs = NULL;
}
conf_notifier( &conn->notify, 0, POLLIN );
socket_expect_activity( conn, 0 );
@@ -632,10 +632,10 @@ socket_cleanup_names( conn_t *conn )
{
if (conn->addrs) {
freeaddrinfo( conn->addrs );
- conn->addrs = 0;
+ conn->addrs = NULL;
}
free( conn->name );
- conn->name = 0;
+ conn->name = NULL;
}
static void
@@ -656,7 +656,7 @@ socket_close( conn_t *sock )
#ifdef HAVE_LIBSSL
if (sock->ssl) {
SSL_free( sock->ssl );
- sock->ssl = 0;
+ sock->ssl = NULL;
wipe_wakeup( &sock->ssl_fake );
}
#endif
@@ -664,17 +664,17 @@ socket_close( conn_t *sock )
if (sock->in_z) {
inflateEnd( sock->in_z );
free( sock->in_z );
- sock->in_z = 0;
+ sock->in_z = NULL;
deflateEnd( sock->out_z );
free( sock->out_z );
- sock->out_z = 0;
+ sock->out_z = NULL;
wipe_wakeup( &sock->z_fake );
}
#endif
while (sock->write_buf)
dispose_chunk( sock );
free( sock->append_buf );
- sock->append_buf = 0;
+ sock->append_buf = NULL;
}
static int
@@ -822,7 +822,7 @@ socket_read_line( conn_t *b )
}
if (b->state == SCK_EOF)
return (void *)~0;
- return 0;
+ return NULL;
}
n = (uint)(p + 1 - s);
b->offset += n;
@@ -902,7 +902,7 @@ do_queued_write( conn_t *conn )
static void
do_append( conn_t *conn, buff_chunk_t *bc )
{
- bc->next = 0;
+ bc->next = NULL;
conn->buffer_mem += bc->len;
*conn->write_buf_append = bc;
conn->write_buf_append = &bc->next;
@@ -942,7 +942,7 @@ do_flush( conn_t *conn )
bc->len = (uint)((char *)conn->out_z->next_out - bc->data);
if (bc->len) {
do_append( conn, bc );
- bc = 0;
+ bc = NULL;
buf_avail = 0;
} else {
buf_avail = conn->out_z->avail_out;
@@ -955,7 +955,7 @@ do_flush( conn_t *conn )
#endif
if (bc) {
do_append( conn, bc );
- conn->append_buf = 0;
+ conn->append_buf = NULL;
#ifdef HAVE_LIBZ
conn->append_avail = 0;
#endif
@@ -1033,7 +1033,7 @@ socket_write( conn_t *conn, conn_iovec_t *iov, int iovcnt )
}
if (!buf_avail) {
do_append( conn, bc );
- bc = 0;
+ bc = NULL;
break;
}
}
diff --git a/src/socket.h b/src/socket.h
@@ -134,7 +134,7 @@ static INLINE void socket_init( conn_t *conn,
conn->write_callback = write_callback;
conn->callback_aux = aux;
conn->fd = -1;
- conn->name = 0;
+ conn->name = NULL;
conn->write_buf_append = &conn->write_buf;
}
void socket_connect( conn_t *conn, void (*cb)( int ok, void *aux ) );
diff --git a/src/sync.c b/src/sync.c
@@ -237,7 +237,7 @@ static void
match_tuids( sync_vars_t *svars, int t, message_t *msgs )
{
sync_rec_t *srec;
- message_t *tmsg, *ntmsg = 0;
+ message_t *tmsg, *ntmsg = NULL;
const char *diag;
int num_lost = 0;
@@ -870,7 +870,7 @@ load_state( sync_vars_t *svars )
"(got %s, expected " JOURNAL_VERSION ")\n", buf );
goto jbail;
}
- srec = 0;
+ srec = NULL;
line = 1;
while (fgets( buf, sizeof(buf), jfp )) {
line++;
@@ -1330,7 +1330,7 @@ box_opened2( sync_vars_t *svars, int t )
sync_ref( svars );
load_box( svars, M, minwuid, mexcs.array );
if (!check_cancel( svars ))
- load_box( svars, S, (svars->opts[S] & OPEN_OLD) ? 1 : UINT_MAX, (uint_array_t){ 0, 0 } );
+ load_box( svars, S, (svars->opts[S] & OPEN_OLD) ? 1 : UINT_MAX, (uint_array_t){ NULL, 0 } );
sync_deref( svars );
}
@@ -1748,7 +1748,7 @@ box_loaded( int sts, message_t *msgs, int total_msgs, int recent_msgs, void *aux
// but some are still propagated because they are important, we need to
// ensure explicitly that the bulk fetch limit is upped.
svars->mmaxxuid = srec->uid[M];
- srec->msg[M]->srec = 0;
+ srec->msg[M]->srec = NULL;
srec->status = S_DEAD;
}
}
@@ -2063,7 +2063,7 @@ msgs_flags_set( sync_vars_t *svars, int t )
cv = nfmalloc( sizeof(*cv) );
cv->cb = msg_rtrashed;
cv->aux = INV_AUX;
- cv->srec = 0;
+ cv->srec = NULL;
cv->msg = tmsg;
copy_msg( cv );
if (check_cancel( svars ))
diff --git a/src/util.c b/src/util.c
@@ -455,7 +455,7 @@ expand_strdup( const char *s )
if (*s == '~') {
s++;
if (!*s) {
- p = 0;
+ p = NULL;
q = Home;
} else if (*s == '/') {
p = s;
@@ -468,7 +468,7 @@ expand_strdup( const char *s )
} else
pw = getpwnam( s );
if (!pw)
- return 0;
+ return NULL;
q = pw->pw_dir;
}
nfasprintf( &r, "%s%s", q, p ? p : "" );
@@ -656,7 +656,7 @@ list_unlink( list_head_t *head )
assert( head->prev->next == head);
head->next->prev = head->prev;
head->prev->next = head->next;
- head->next = head->prev = 0;
+ head->next = head->prev = NULL;
}
static notifier_t *notifiers;
@@ -714,7 +714,7 @@ wipe_notifier( notifier_t *sn )
for (snp = ¬ifiers; *snp != sn; snp = &(*snp)->next)
assert( *snp );
*snp = sn->next;
- sn->next = 0;
+ sn->next = NULL;
changed = 1;
#ifdef HAVE_SYS_POLL_H
@@ -730,7 +730,7 @@ wipe_notifier( notifier_t *sn )
static time_t
get_now( void )
{
- return time( 0 );
+ return time( NULL );
}
static list_head_t timers = { &timers, &timers };
@@ -740,7 +740,7 @@ init_wakeup( wakeup_t *tmr, void (*cb)( void * ), void *aux )
{
tmr->cb = cb;
tmr->aux = aux;
- tmr->links.next = tmr->links.prev = 0;
+ tmr->links.next = tmr->links.prev = NULL;
}
void
