commit 0f2220634dcbb2248134d4dc3b4b61d3eed0c016
Author: Oswald Buddenhagen <o...@users.sf.net>
Date:   Sat Jan 8 14:12:18 2022 +0100

    coding style: add "superfluous" braces
    
    - wrap flow-controlled statements that contain blocks into blocks
      themselves
    - wrap bodies of do-while()s into blocks
    - use braces on 'else' symmetrically (this obviously has a cascading
      effect, so this patch touches lots of lines)
    - attach braces
    
    unavoidably, the rules are sometimes broken around #ifdef-ery.

 src/config.c      | 112 +++++++++++++++++++++-------------------------
 src/drv_imap.c    |  96 ++++++++++++++++++++-------------------
 src/drv_maildir.c |  30 +++++++------
 src/main.c        |  58 +++++++++++++-----------
 src/mdconvert.c   |   3 +-
 src/sync.c        |  60 ++++++++++++++-----------
 src/util.c        |   6 ++-
 7 files changed, 189 insertions(+), 176 deletions(-)

diff --git a/src/config.c b/src/config.c
index 1c2f627b..d7eac087 100644
--- a/src/config.c
+++ b/src/config.c
@@ -46,14 +46,15 @@ get_arg( conffile_t *cfile, int required, int *comment )
                        if (escaped && c >= 32) {
                                escaped = 0;
                                *t++ = c;
-                       } else if (c == '\\')
+                       } else if (c == '\\') {
                                escaped = 1;
-                       else if (c == '"')
+                       } else if (c == '"') {
                                quoted ^= 1;
-                       else if (!quoted && isspace( (uchar)c ))
+                       } else if (!quoted && isspace( (uchar)c )) {
                                break;
-                       else
+                       } else {
                                *t++ = c;
+                       }
                }
                *t = 0;
                if (escaped) {
@@ -145,53 +146,53 @@ getopt_helper( conffile_t *cfile, int *cops, 
channel_conf_t *conf )
 
        if (!strcasecmp( "Sync", cfile->cmd )) {
                arg = cfile->val;
-               do
-                       if (!strcasecmp( "Push", arg ))
+               do {
+                       if (!strcasecmp( "Push", arg )) {
                                *cops |= XOP_PUSH;
-                       else if (!strcasecmp( "Pull", arg ))
+                       } else if (!strcasecmp( "Pull", arg )) {
                                *cops |= XOP_PULL;
-                       else if (!strcasecmp( "ReNew", arg ))
+                       } else if (!strcasecmp( "ReNew", arg )) {
                                *cops |= OP_RENEW;
-                       else if (!strcasecmp( "New", arg ))
+                       } else if (!strcasecmp( "New", arg )) {
                                *cops |= OP_NEW;
-                       else if (!strcasecmp( "Delete", arg ))
+                       } else if (!strcasecmp( "Delete", arg )) {
                                *cops |= OP_DELETE;
-                       else if (!strcasecmp( "Flags", arg ))
+                       } else if (!strcasecmp( "Flags", arg )) {
                                *cops |= OP_FLAGS;
-                       else if (!strcasecmp( "PullReNew", arg ))
+                       } else if (!strcasecmp( "PullReNew", arg )) {
                                conf->ops[N] |= OP_RENEW;
-                       else if (!strcasecmp( "PullNew", arg ))
+                       } else if (!strcasecmp( "PullNew", arg )) {
                                conf->ops[N] |= OP_NEW;
-                       else if (!strcasecmp( "PullDelete", arg ))
+                       } else if (!strcasecmp( "PullDelete", arg )) {
                                conf->ops[N] |= OP_DELETE;
-                       else if (!strcasecmp( "PullFlags", arg ))
+                       } else if (!strcasecmp( "PullFlags", arg )) {
                                conf->ops[N] |= OP_FLAGS;
-                       else if (!strcasecmp( "PushReNew", arg ))
+                       } else if (!strcasecmp( "PushReNew", arg )) {
                                conf->ops[F] |= OP_RENEW;
-                       else if (!strcasecmp( "PushNew", arg ))
+                       } else if (!strcasecmp( "PushNew", arg )) {
                                conf->ops[F] |= OP_NEW;
-                       else if (!strcasecmp( "PushDelete", arg ))
+                       } else if (!strcasecmp( "PushDelete", arg )) {
                                conf->ops[F] |= OP_DELETE;
-                       else if (!strcasecmp( "PushFlags", arg ))
+                       } else if (!strcasecmp( "PushFlags", arg )) {
                                conf->ops[F] |= OP_FLAGS;
-                       else if (!strcasecmp( "All", arg ) || !strcasecmp( 
"Full", arg ))
+                       } else if (!strcasecmp( "All", arg ) || !strcasecmp( 
"Full", arg )) {
                                *cops |= XOP_PULL|XOP_PUSH;
-                       else if (strcasecmp( "None", arg ) && strcasecmp( 
"Noop", arg )) {
+                       } else if (strcasecmp( "None", arg ) && strcasecmp( 
"Noop", arg )) {
                                error( "%s:%d: invalid Sync arg '%s'\n",
                                       cfile->file, cfile->line, arg );
                                cfile->err = 1;
                        }
-               while ((arg = get_arg( cfile, ARG_OPTIONAL, NULL )));
+               } while ((arg = get_arg( cfile, ARG_OPTIONAL, NULL )));
                conf->ops[F] |= XOP_HAVE_TYPE;
-       } else if (!strcasecmp( "SyncState", cfile->cmd ))
+       } else if (!strcasecmp( "SyncState", cfile->cmd )) {
                conf->sync_state = expand_strdup( cfile->val );
-       else if (!strcasecmp( "CopyArrivalDate", cfile->cmd ))
+       } else if (!strcasecmp( "CopyArrivalDate", cfile->cmd )) {
                conf->use_internal_date = parse_bool( cfile );
-       else if (!strcasecmp( "MaxMessages", cfile->cmd ))
+       } else if (!strcasecmp( "MaxMessages", cfile->cmd )) {
                conf->max_messages = parse_int( cfile );
-       else if (!strcasecmp( "ExpireUnread", cfile->cmd ))
+       } else if (!strcasecmp( "ExpireUnread", cfile->cmd )) {
                conf->expire_unread = parse_bool( cfile );
-       else {
+       } else {
                for (i = 0; i < as(boxOps); i++) {
                        if (!strcasecmp( boxOps[i].name, cfile->cmd )) {
                                int op = boxOps[i].op;
@@ -320,8 +321,9 @@ load_config( const char *where )
        if (!where) {
                nfsnprintf( path, sizeof(path), "%s/." EXE "rc", Home );
                cfile.file = path;
-       } else
+       } else {
                cfile.file = where;
+       }
 
        info( "Reading configuration file %s\n", cfile.file );
 
@@ -344,7 +346,7 @@ load_config( const char *where )
        while (getcline( &cfile )) {
                if (!cfile.cmd)
                        continue;
-               for (i = 0; i < N_DRIVERS; i++)
+               for (i = 0; i < N_DRIVERS; i++) {
                        if (drivers[i]->parse_store( &cfile, &store )) {
                                if (store) {
                                        if (!store->max_size)
@@ -358,8 +360,8 @@ load_config( const char *where )
                                glob_ok = 0;
                                goto reloop;
                        }
-               if (!strcasecmp( "Channel", cfile.cmd ))
-               {
+               }
+               if (!strcasecmp( "Channel", cfile.cmd )) {
                        channel = nfcalloc( sizeof(*channel) );
                        channel->name = nfstrdup( cfile.val );
                        channel->max_messages = global_conf.max_messages;
@@ -368,17 +370,15 @@ load_config( const char *where )
                        cops = 0;
                        max_size = UINT_MAX;
                        while (getcline( &cfile ) && cfile.cmd) {
-                               if (!strcasecmp( "MaxSize", cfile.cmd ))
+                               if (!strcasecmp( "MaxSize", cfile.cmd )) {
                                        max_size = parse_size( &cfile );
-                               else if (!strcasecmp( "Pattern", cfile.cmd ) ||
-                                        !strcasecmp( "Patterns", cfile.cmd ))
-                               {
+                               } else if (!strcasecmp( "Pattern", cfile.cmd ) 
||
+                                          !strcasecmp( "Patterns", cfile.cmd 
)) {
                                        arg = cfile.val;
-                                       do
+                                       do {
                                                add_string_list( 
&channel->patterns, arg );
-                                       while ((arg = get_arg( &cfile, 
ARG_OPTIONAL, NULL )));
-                               }
-                               else if (!strcasecmp( "Far", cfile.cmd )) {
+                                       } while ((arg = get_arg( &cfile, 
ARG_OPTIONAL, NULL )));
+                               } else if (!strcasecmp( "Far", cfile.cmd )) {
                                        fn = F;
                                        goto linkst;
                                } else if (!strcasecmp( "Master", cfile.cmd )) 
{  // Pre-1.4 legacy
@@ -399,11 +399,12 @@ load_config( const char *where )
                                                continue;
                                        }
                                        *p = 0;
-                                       for (store = stores; store; store = 
store->next)
+                                       for (store = stores; store; store = 
store->next) {
                                                if (!strcmp( store->name, 
cfile.val + 1 )) {
                                                        channel->stores[fn] = 
store;
                                                        goto stpcom;
                                                }
+                                       }
                                        error( "%s:%d: unknown store '%s'\n",
                                               cfile.file, cfile.line, 
cfile.val + 1 );
                                        cfile.err = 1;
@@ -423,9 +424,9 @@ load_config( const char *where )
                        } else if (!channel->stores[N]) {
                                error( "channel '%s' refers to no near side 
store\n", channel->name );
                                cfile.err = 1;
-                       } else if (merge_ops( cops, channel->ops ))
+                       } else if (merge_ops( cops, channel->ops )) {
                                cfile.err = 1;
-                       else {
+                       } else {
                                if (max_size != UINT_MAX) {
                                        if (!max_size)
                                                max_size = UINT_MAX;
@@ -436,9 +437,7 @@ load_config( const char *where )
                        }
                        glob_ok = 0;
                        goto reloop;
-               }
-               else if (!strcasecmp( "Group", cfile.cmd ))
-               {
+               } else if (!strcasecmp( "Group", cfile.cmd )) {
                        group = nfmalloc( sizeof(*group) );
                        group->name = nfstrdup( cfile.val );
                        *groupapp = group;
@@ -457,13 +456,10 @@ load_config( const char *where )
                        }
                        while (getcline( &cfile ) && cfile.cmd) {
                                if (!strcasecmp( "Channel", cfile.cmd ) ||
-                                   !strcasecmp( "Channels", cfile.cmd ))
-                               {
+                                   !strcasecmp( "Channels", cfile.cmd )) {
                                        arg = cfile.val;
                                        goto addone;
-                               }
-                               else
-                               {
+                               } else {
                                        error( "%s:%d: keyword '%s' is not 
recognized in Group sections\n",
                                               cfile.file, cfile.line, 
cfile.cmd );
                                        cfile.err = 1;
@@ -471,13 +467,9 @@ load_config( const char *where )
                        }
                        glob_ok = 0;
                        goto reloop;
-               }
-               else if (!strcasecmp( "FSync", cfile.cmd ))
-               {
+               } else if (!strcasecmp( "FSync", cfile.cmd )) {
                        UseFSync = parse_bool( &cfile );
-               }
-               else if (!strcasecmp( "FieldDelimiter", cfile.cmd ))
-               {
+               } else if (!strcasecmp( "FieldDelimiter", cfile.cmd )) {
                        if (strlen( cfile.val ) != 1) {
                                error( "%s:%d: Field delimiter must be exactly 
one character long\n", cfile.file, cfile.line );
                                cfile.err = 1;
@@ -488,17 +480,13 @@ load_config( const char *where )
                                        cfile.err = 1;
                                }
                        }
-               }
-               else if (!strcasecmp( "BufferLimit", cfile.cmd ))
-               {
+               } else if (!strcasecmp( "BufferLimit", cfile.cmd )) {
                        BufferLimit = parse_size( &cfile );
                        if (!BufferLimit) {
                                error( "%s:%d: BufferLimit cannot be zero\n", 
cfile.file, cfile.line );
                                cfile.err = 1;
                        }
-               }
-               else if (!getopt_helper( &cfile, &gcops, &global_conf ))
-               {
+               } else if (!getopt_helper( &cfile, &gcops, &global_conf )) {
                        error( "%s:%d: '%s' is not a recognized 
section-starting or global keyword\n",
                               cfile.file, cfile.line, cfile.cmd );
                        cfile.err = 1;
diff --git a/src/drv_imap.c b/src/drv_imap.c
index a74f8f44..f8b1301a 100644
--- a/src/drv_imap.c
+++ b/src/drv_imap.c
@@ -1628,13 +1628,13 @@ imap_socket_read( void *aux )
                                resp = parse_list( ctx, cmd, 
parse_namespace_rsp );
                                goto listret;
                        } else if ((arg1 = next_arg( &cmd ))) {
-                               if (!strcmp( "EXISTS", arg1 ))
+                               if (!strcmp( "EXISTS", arg1 )) {
                                        ctx->total_msgs = atoi( arg );
-                               else if (!strcmp( "EXPUNGE", arg1 ))
+                               } else if (!strcmp( "EXPUNGE", arg1 )) {
                                        ctx->total_msgs--;
-                               else if (!strcmp( "RECENT", arg1 ))
+                               } else if (!strcmp( "RECENT", arg1 )) {
                                        ctx->recent_msgs = atoi( arg );
-                               else if(!strcmp ( "FETCH", arg1 )) {
+                               } else if (!strcmp( "FETCH", arg1 )) {
                                        resp = parse_list( ctx, cmd, 
parse_fetch_rsp );
                                        goto listret;
                                }
@@ -1714,8 +1714,9 @@ imap_socket_read( void *aux )
                                        resp = RESP_NO;
                                        if (cmdp->param.failok)  // SELECT
                                                goto doresp;
-                               } else /*if (!strcmp( "BAD", arg ))*/
+                               } else /*if (!strcmp( "BAD", arg ))*/ {
                                        resp = RESP_CANCEL;
+                               }
                                error( "IMAP command '%s' returned an error: %s 
%s\n",
                                       starts_with( cmdp->cmd, -1, "LOGIN", 5 ) 
?
                                           "LOGIN <user> <pass>" :
@@ -1824,11 +1825,12 @@ imap_cancel_unowned( void *gctx )
 {
        imap_store_t *store, **storep;
 
-       for (storep = &unowned; (store = *storep); storep = &store->next)
+       for (storep = &unowned; (store = *storep); storep = &store->next) {
                if (store == gctx) {
                        *storep = store->next;
                        break;
                }
+       }
        imap_cancel_store( gctx );
 }
 
@@ -1917,14 +1919,15 @@ imap_alloc_store( store_conf_t *conf, const char *label 
)
        imap_store_t *ctx, **ctxp;
 
        /* First try to recycle a whole store. */
-       for (ctxp = &unowned; (ctx = *ctxp); ctxp = &ctx->next)
+       for (ctxp = &unowned; (ctx = *ctxp); ctxp = &ctx->next) {
                if (ctx->state == SST_GOOD && ctx->conf == cfg) {
                        *ctxp = ctx->next;
                        goto gotstore;
                }
+       }
 
        /* Then try to recycle a server connection. */
-       for (ctxp = &unowned; (ctx = *ctxp); ctxp = &ctx->next)
+       for (ctxp = &unowned; (ctx = *ctxp); ctxp = &ctx->next) {
                if (ctx->conf->server == srvc) {
                        *ctxp = ctx->next;
                        free_string_list( ctx->boxes );
@@ -1935,6 +1938,7 @@ imap_alloc_store( store_conf_t *conf, const char *label )
                        ctx->state = SST_HALF;
                        goto gotsrv;
                }
+       }
 
        /* Finally, schedule opening a new server connection. */
        ctx = nfcalloc( sizeof(*ctx) );
@@ -3039,12 +3043,13 @@ imap_make_flags( int flags, char *buf )
        const char *s;
        uint i, d;
 
-       for (i = d = 0; i < as(Flags); i++)
+       for (i = d = 0; i < as(Flags); i++) {
                if (flags & (1 << i)) {
                        buf[d++] = ' ';
                        for (s = Flags[i]; *s; s++)
                                buf[d++] = *s;
                }
+       }
        buf[0] = '(';
        buf[d++] = ')';
        return d;
@@ -3521,8 +3526,9 @@ imap_parse_store( conffile_t *cfg, store_conf_t **storep )
                memset( &sserver, 0, sizeof(sserver) );
                server = &sserver;
                type = "IMAP store";
-       } else
+       } else {
                return 0;
+       }
 
        server->sconf.timeout = 20;
 #ifdef HAVE_LIBSSL
@@ -3536,35 +3542,34 @@ imap_parse_store( conffile_t *cfg, store_conf_t 
**storep )
                if (!strcasecmp( "Host", cfg->cmd )) {
                        /* The imap[s]: syntax is just a backwards compat hack. 
*/
                        arg = cfg->val;
+                       if (starts_with( arg, -1, "imap:", 5 ))
+                               arg += 5;
 #ifdef HAVE_LIBSSL
-                       if (starts_with( arg, -1, "imaps:", 6 )) {
+                       else if (starts_with( arg, -1, "imaps:", 6 )) {
                                arg += 6;
                                server->ssl_type = SSL_IMAPS;
                                if (server->sconf.ssl_versions == -1)
                                        server->sconf.ssl_versions = TLSv1 | 
TLSv1_1 | TLSv1_2 | TLSv1_3;
-                       } else
+                       }
 #endif
-                       if (starts_with( arg, -1, "imap:", 5 ))
-                               arg += 5;
                        if (starts_with( arg, -1, "//", 2 ))
                                arg += 2;
                        if (arg != cfg->val)
                                warn( "%s:%d: Notice: URL notation is 
deprecated; use a plain host name and possibly 'SSLType IMAPS' instead\n", 
cfg->file, cfg->line );
                        server->sconf.host = nfstrdup( arg );
-               }
-               else if (!strcasecmp( "User", cfg->cmd ))
+               } else if (!strcasecmp( "User", cfg->cmd )) {
                        server->user = nfstrdup( cfg->val );
-               else if (!strcasecmp( "UserCmd", cfg->cmd ))
+               } else if (!strcasecmp( "UserCmd", cfg->cmd )) {
                        server->user_cmd = nfstrdup( cfg->val );
-               else if (!strcasecmp( "Pass", cfg->cmd ))
+               } else if (!strcasecmp( "Pass", cfg->cmd )) {
                        server->pass = nfstrdup( cfg->val );
-               else if (!strcasecmp( "PassCmd", cfg->cmd ))
+               } else if (!strcasecmp( "PassCmd", cfg->cmd )) {
                        server->pass_cmd = nfstrdup( cfg->val );
 #ifdef HAVE_MACOS_KEYCHAIN
-               else if (!strcasecmp( "UseKeychain", cfg->cmd ))
+               } else if (!strcasecmp( "UseKeychain", cfg->cmd )) {
                        server->use_keychain = parse_bool( cfg );
 #endif
-               else if (!strcasecmp( "Port", cfg->cmd )) {
+               } else if (!strcasecmp( "Port", cfg->cmd )) {
                        int port = parse_int( cfg );
                        if ((unsigned)port > 0xffff) {
                                error( "%s:%d: Invalid port number\n", 
cfg->file, cfg->line );
@@ -3572,9 +3577,9 @@ imap_parse_store( conffile_t *cfg, store_conf_t **storep )
                        } else {
                                server->sconf.port = (ushort)port;
                        }
-               } else if (!strcasecmp( "Timeout", cfg->cmd ))
+               } else if (!strcasecmp( "Timeout", cfg->cmd )) {
                        server->sconf.timeout = parse_int( cfg );
-               else if (!strcasecmp( "PipelineDepth", cfg->cmd )) {
+               } else if (!strcasecmp( "PipelineDepth", cfg->cmd )) {
                        if ((server->max_in_progress = parse_int( cfg )) < 1) {
                                error( "%s:%d: PipelineDepth must be at least 
1\n", cfg->file, cfg->line );
                                cfg->err = 1;
@@ -3593,9 +3598,8 @@ imap_parse_store( conffile_t *cfg, store_conf_t **storep )
                                cfg->err = 1;
                          gotcap: ;
                        } while ((arg = get_arg( cfg, ARG_OPTIONAL, NULL )));
-               }
 #ifdef HAVE_LIBSSL
-               else if (!strcasecmp( "CertificateFile", cfg->cmd )) {
+               } else if (!strcasecmp( "CertificateFile", cfg->cmd )) {
                        server->sconf.cert_file = expand_strdup( cfg->val );
                        if (access( server->sconf.cert_file, R_OK )) {
                                sys_error( "%s:%d: CertificateFile '%s'",
@@ -3653,34 +3657,34 @@ imap_parse_store( conffile_t *cfg, store_conf_t 
**storep )
                                        cfg->err = 1;
                                }
                        } while ((arg = get_arg( cfg, ARG_OPTIONAL, NULL )));
-               } else if (!strcasecmp( "RequireSSL", cfg->cmd ))
+               } else if (!strcasecmp( "RequireSSL", cfg->cmd )) {
                        require_ssl = parse_bool( cfg );
-               else if (!strcasecmp( "UseIMAPS", cfg->cmd ))
+               } else if (!strcasecmp( "UseIMAPS", cfg->cmd )) {
                        use_imaps = parse_bool( cfg );
-               else if (!strcasecmp( "UseSSLv2", cfg->cmd ))
+               } else if (!strcasecmp( "UseSSLv2", cfg->cmd )) {
                        warn( "Warning: UseSSLv2 is no longer supported\n" );
-               else if (!strcasecmp( "UseSSLv3", cfg->cmd ))
+               } else if (!strcasecmp( "UseSSLv3", cfg->cmd )) {
                        warn( "Warning: UseSSLv3 is no longer supported\n" );
-               else if (!strcasecmp( "UseTLSv1", cfg->cmd ))
+               } else if (!strcasecmp( "UseTLSv1", cfg->cmd )) {
                        use_tlsv1 = parse_bool( cfg );
-               else if (!strcasecmp( "UseTLSv1.1", cfg->cmd ))
+               } else if (!strcasecmp( "UseTLSv1.1", cfg->cmd )) {
                        use_tlsv11 = parse_bool( cfg );
-               else if (!strcasecmp( "UseTLSv1.2", cfg->cmd ))
+               } else if (!strcasecmp( "UseTLSv1.2", cfg->cmd )) {
                        use_tlsv12 = parse_bool( cfg );
-               else if (!strcasecmp( "UseTLSv1.3", cfg->cmd ))
+               } else if (!strcasecmp( "UseTLSv1.3", cfg->cmd )) {
                        use_tlsv13 = parse_bool( cfg );
 #endif
-               else if (!strcasecmp( "AuthMech", cfg->cmd ) ||
+               } else if (!strcasecmp( "AuthMech", cfg->cmd ) ||
                         !strcasecmp( "AuthMechs", cfg->cmd )) {
                        arg = cfg->val;
-                       do
+                       do {
                                add_string_list( &server->auth_mechs, arg );
-                       while ((arg = get_arg( cfg, ARG_OPTIONAL, NULL )));
-               } else if (!strcasecmp( "RequireCRAM", cfg->cmd ))
+                       } 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 ))
+               } else if (!strcasecmp( "Tunnel", cfg->cmd )) {
                        server->sconf.tunnel = nfstrdup( cfg->val );
-               else if (store) {
+               } else if (store) {
                        if (!strcasecmp( "Account", cfg->cmd )) {
                                for (srv = servers; srv; srv = srv->next)
                                        if (srv->name && !strcmp( srv->name, 
cfg->val ))
@@ -3690,21 +3694,22 @@ imap_parse_store( conffile_t *cfg, store_conf_t 
**storep )
                                continue;
                          gotsrv:
                                store->server = srv;
-                       } else if (!strcasecmp( "UseNamespace", cfg->cmd ))
+                       } else if (!strcasecmp( "UseNamespace", cfg->cmd )) {
                                store->use_namespace = parse_bool( cfg );
-                       else if (!strcasecmp( "SubscribedOnly", cfg->cmd ))
+                       } else if (!strcasecmp( "SubscribedOnly", cfg->cmd )) {
                                store->use_lsub = parse_bool( cfg );
-                       else if (!strcasecmp( "Path", cfg->cmd ))
+                       } else if (!strcasecmp( "Path", cfg->cmd )) {
                                store->path = nfstrdup( cfg->val );
-                       else if (!strcasecmp( "PathDelimiter", cfg->cmd )) {
+                       } else if (!strcasecmp( "PathDelimiter", cfg->cmd )) {
                                if (strlen( cfg->val ) != 1) {
                                        error( "%s:%d: Path delimiter must be 
exactly one character long\n", cfg->file, cfg->line );
                                        cfg->err = 1;
                                        continue;
                                }
                                store->delimiter = cfg->val[0];
-                       } else
+                       } else {
                                parse_generic_store( &store->gen, cfg, 
"IMAPStore" );
+                       }
                        continue;
                } else {
                        error( "%s:%d: keyword '%s' is not recognized in 
IMAPAccount sections\n",
@@ -3784,12 +3789,13 @@ imap_parse_store( conffile_t *cfg, store_conf_t 
**storep )
                }
                if (!server->auth_mechs)
                        add_string_list( &server->auth_mechs, "*" );
-               if (!server->sconf.port)
+               if (!server->sconf.port) {
                        server->sconf.port =
 #ifdef HAVE_LIBSSL
                                server->ssl_type == SSL_IMAPS ? 993 :
 #endif
                                143;
+               }
        }
        if (store) {
                if (!store->server) {
diff --git a/src/drv_maildir.c b/src/drv_maildir.c
index 2a4bab1b..87535552 100644
--- a/src/drv_maildir.c
+++ b/src/drv_maildir.c
@@ -151,7 +151,7 @@ maildir_join_path( maildir_store_conf_t *conf, int 
in_inbox, const char *box )
                prefix = conf->path;
        }
        pl = strlen( prefix );
-       for (bl = 0, n = 0; (c = box[bl]); bl++)
+       for (bl = 0, n = 0; (c = box[bl]); bl++) {
                if (c == '/') {
                        if (conf->sub_style == SUB_UNSET) {
                                error( "Maildir error: accessing subfolder 
'%s', but store '%s' does not specify SubFolders style\n",
@@ -164,6 +164,7 @@ maildir_join_path( maildir_store_conf_t *conf, int 
in_inbox, const char *box )
                               conf->name, box );
                        return NULL;
                }
+       }
        switch (conf->sub_style) {
        case SUB_VERBATIM:
                n = 0;
@@ -1046,11 +1047,10 @@ maildir_scan( maildir_store_t *ctx, msg_t_array_alloc_t 
*msglist )
                }
 #ifdef USE_DB
                if (ctx->usedb) {
-                       if (maildir_uidval_lock( ctx ) != DRV_OK)
-                               ;
-                       else if ((ret = ctx->db->cursor( ctx->db, NULL, &dbc, 0 
)))
+                       if (maildir_uidval_lock( ctx ) != DRV_OK) {
+                       } else if ((ret = ctx->db->cursor( ctx->db, NULL, &dbc, 
0 ))) {
                                ctx->db->err( ctx->db, ret, "Maildir error: 
db->cursor()" );
-                       else {
+                       } else {
                                for (;;) {
                                        if ((ret = dbc->c_get( dbc, &key, 
&value, DB_NEXT ))) {
                                                if (ret != DB_NOTFOUND)
@@ -1232,8 +1232,9 @@ maildir_init_msg( maildir_store_t *ctx, maildir_message_t 
*msg, msg_t *entry )
        if (ctx->opts & OPEN_FLAGS) {
                msg->status |= M_FLAGS;
                msg->flags = maildir_parse_flags( ctx->conf->info_prefix, 
msg->base );
-       } else
+       } else {
                msg->flags = 0;
+       }
 }
 
 static void
@@ -1821,7 +1822,7 @@ maildir_close_box( store_t *gctx,
        for (;;) {
                retry = 0;
                basel = nfsnprintf( buf, sizeof(buf), "%s/", ctx->path );
-               for (msg = ctx->msgs; msg; msg = msg->next)
+               for (msg = ctx->msgs; msg; msg = msg->next) {
                        if (!(msg->status & M_DEAD) && (msg->flags & 
F_DELETED)) {
                                nfsnprintf( buf + basel, _POSIX_PATH_MAX - 
basel, "%s/%s", subdirs[msg->status & M_RECENT], msg->base );
                                if (unlink( buf )) {
@@ -1840,6 +1841,7 @@ maildir_close_box( store_t *gctx,
 #endif /* USE_DB */
                                }
                        }
+               }
                if (!retry) {
                        cb( DRV_OK, aux );
                        return;
@@ -1888,16 +1890,16 @@ maildir_parse_store( conffile_t *cfg, store_conf_t 
**storep )
        store->driver = &maildir_driver;
        store->name = nfstrdup( cfg->val );
 
-       while (getcline( cfg ) && cfg->cmd)
-               if (!strcasecmp( "Inbox", cfg->cmd ))
+       while (getcline( cfg ) && cfg->cmd) {
+               if (!strcasecmp( "Inbox", cfg->cmd )) {
                        store->inbox = expand_strdup( cfg->val );
-               else if (!strcasecmp( "Path", cfg->cmd ))
+               } else if (!strcasecmp( "Path", cfg->cmd )) {
                        store->path = expand_strdup( cfg->val );
 #ifdef USE_DB
-               else if (!strcasecmp( "AltMap", cfg->cmd ))
+               } else if (!strcasecmp( "AltMap", cfg->cmd )) {
                        store->alt_map = parse_bool( cfg );
 #endif /* USE_DB */
-               else if (!strcasecmp( "InfoDelimiter", cfg->cmd )) {
+               } else if (!strcasecmp( "InfoDelimiter", cfg->cmd )) {
                        if (strlen( cfg->val ) != 1) {
                                error( "%s:%d: Info delimiter must be exactly 
one character long\n", cfg->file, cfg->line );
                                cfg->err = 1;
@@ -1920,8 +1922,10 @@ maildir_parse_store( conffile_t *cfg, store_conf_t 
**storep )
                                error( "%s:%d: Unrecognized SubFolders 
style\n", cfg->file, cfg->line );
                                cfg->err = 1;
                        }
-               } else
+               } else {
                        parse_generic_store( &store->gen, cfg, "MaildirStore" );
+               }
+       }
        if (!store->inbox)
                store->inbox = expand_strdup( "~/Maildir" );
        if (store->sub_style == SUB_MAILDIRPP && store->path) {
diff --git a/src/main.c b/src/main.c
index f1e27c3b..b9299fd4 100644
--- a/src/main.c
+++ b/src/main.c
@@ -261,8 +261,9 @@ filter_boxes( string_list_t *boxes, const char *prefix, 
string_list_t *patterns
                        if (*ps == '!') {
                                ps++;
                                not = 1;
-                       } else
+                       } else {
                                not = 0;
+                       }
                        if (matches( boxes->string + pfxl, ps )) {
                                fnot = not;
                                break;
@@ -448,17 +449,17 @@ main( int argc, char **argv )
                                                return 1;
                                        }
                                        config = argv[oind++];
-                               } else if (starts_with( opt, -1, "config=", 7 ))
+                               } else if (starts_with( opt, -1, "config=", 7 
)) {
                                        config = opt + 7;
-                               else if (!strcmp( opt, "all" ))
+                               } else if (!strcmp( opt, "all" )) {
                                        mvars->all = 1;
-                               else if (!strcmp( opt, "list" ))
+                               } else if (!strcmp( opt, "list" )) {
                                        mvars->list = 1;
-                               else if (!strcmp( opt, "help" ))
+                               } else if (!strcmp( opt, "help" )) {
                                        usage( 0 );
-                               else if (!strcmp( opt, "version" ))
+                               } else if (!strcmp( opt, "version" )) {
                                        version();
-                               else if (!strcmp( opt, "quiet" )) {
+                               } else if (!strcmp( opt, "quiet" )) {
                                        if (DFlags & QUIET)
                                                DFlags |= VERYQUIET;
                                        else
@@ -488,11 +489,11 @@ main( int argc, char **argv )
                                        else
                                                goto badopt;
                                        DFlags |= op;
-                               } else if (!strcmp( opt, "pull" ))
+                               } else if (!strcmp( opt, "pull" )) {
                                        cops |= XOP_PULL, ops[F] |= 
XOP_HAVE_TYPE;
-                               else if (!strcmp( opt, "push" ))
+                               } else if (!strcmp( opt, "push" )) {
                                        cops |= XOP_PUSH, ops[F] |= 
XOP_HAVE_TYPE;
-                               else if (starts_with( opt, -1, "create", 6 )) {
+                               } else if (starts_with( opt, -1, "create", 6 )) 
{
                                        opt += 6;
                                        op = OP_CREATE|XOP_HAVE_CREATE;
                                  lcop:
@@ -517,42 +518,43 @@ main( int argc, char **argv )
                                        opt += 7;
                                        op = OP_EXPUNGE|XOP_HAVE_EXPUNGE;
                                        goto lcop;
-                               } else if (!strcmp( opt, "no-expunge" ))
+                               } else if (!strcmp( opt, "no-expunge" )) {
                                        ops[F] |= XOP_HAVE_EXPUNGE;
-                               else if (!strcmp( opt, "no-create" ))
+                               } else if (!strcmp( opt, "no-create" )) {
                                        ops[F] |= XOP_HAVE_CREATE;
-                               else if (!strcmp( opt, "no-remove" ))
+                               } else if (!strcmp( opt, "no-remove" )) {
                                        ops[F] |= XOP_HAVE_REMOVE;
-                               else if (!strcmp( opt, "full" ))
+                               } else if (!strcmp( opt, "full" )) {
                                        ops[F] |= 
XOP_HAVE_TYPE|XOP_PULL|XOP_PUSH;
-                               else if (!strcmp( opt, "noop" ))
+                               } else if (!strcmp( opt, "noop" )) {
                                        ops[F] |= XOP_HAVE_TYPE;
-                               else if (starts_with( opt, -1, "pull", 4 )) {
+                               } else if (starts_with( opt, -1, "pull", 4 )) {
                                        op = XOP_PULL;
                                  lcac:
                                        opt += 4;
-                                       if (!*opt)
+                                       if (!*opt) {
                                                cops |= op;
-                                       else if (*opt == '-') {
+                                       } else if (*opt == '-') {
                                                opt++;
                                                goto rlcac;
-                                       } else
+                                       } else {
                                                goto badopt;
+                                       }
                                } else if (starts_with( opt, -1, "push", 4 )) {
                                        op = XOP_PUSH;
                                        goto lcac;
                                } else {
                                        op = 0;
                                  rlcac:
-                                       if (!strcmp( opt, "new" ))
+                                       if (!strcmp( opt, "new" )) {
                                                op |= OP_NEW;
-                                       else if (!strcmp( opt, "renew" ))
+                                       } else if (!strcmp( opt, "renew" )) {
                                                op |= OP_RENEW;
-                                       else if (!strcmp( opt, "delete" ))
+                                       } else if (!strcmp( opt, "delete" )) {
                                                op |= OP_DELETE;
-                                       else if (!strcmp( opt, "flags" ))
+                                       } else if (!strcmp( opt, "flags" )) {
                                                op |= OP_FLAGS;
-                                       else {
+                                       } else {
                                          badopt:
                                                error( "Unknown option '%s'\n", 
argv[oind - 1] );
                                                return 1;
@@ -634,14 +636,15 @@ main( int argc, char **argv )
                                else
                                        break;
                        }
-                       if (op & OP_MASK_TYPE)
+                       if (op & OP_MASK_TYPE) {
                                switch (op & XOP_MASK_DIR) {
                                case XOP_PULL: ops[N] |= op & OP_MASK_TYPE; 
break;
                                case XOP_PUSH: ops[F] |= op & OP_MASK_TYPE; 
break;
                                default: cops |= op; break;
                                }
-                       else
+                       } else {
                                cops |= op;
+                       }
                        ops[F] |= XOP_HAVE_TYPE;
                        break;
                case 'L':
@@ -943,8 +946,9 @@ sync_chans( main_vars_t *mvars, int ent )
                          syncone:
                                if (!mvars->skip)
                                        goto syncml;
-                       } else
+                       } else {
                                printf( "%s <=> %s\n", nz( 
mvars->chan->boxes[F], "INBOX" ), nz( mvars->chan->boxes[N], "INBOX" ) );
+                       }
                }
 
          next:
diff --git a/src/mdconvert.c b/src/mdconvert.c
index aaf86854..10be80fb 100644
--- a/src/mdconvert.c
+++ b/src/mdconvert.c
@@ -251,8 +251,9 @@ main( int argc, char **argv )
                } else if (argv[oint][0] == '-') {
                        fprintf( stderr, "Unrecognized option '%s'. Try " EXE " 
-h\n", argv[oint] );
                        return 1;
-               } else
+               } else {
                        break;
+               }
        }
        if (oint == argc) {
                fprintf( stderr, "Mailbox specification missing. Try " EXE " 
-h\n" );
diff --git a/src/sync.c b/src/sync.c
index b894fc02..0a656283 100644
--- a/src/sync.c
+++ b/src/sync.c
@@ -95,11 +95,12 @@ parse_flags( const char *buf )
        uint i, d;
        uchar flags;
 
-       for (flags = i = d = 0; i < as(Flags); i++)
+       for (flags = i = d = 0; i < as(Flags); i++) {
                if (buf[d] == Flags[i]) {
                        flags |= (1 << i);
                        d++;
                }
+       }
        return flags;
 }
 
@@ -755,9 +756,9 @@ prepare_state( sync_vars_t *svars )
                nfasprintf( &svars->dname, "%s/." EXE "state", path );
        } else {
                csname = clean_strdup( svars->box_name[N] );
-               if (chan->sync_state)
+               if (chan->sync_state) {
                        nfasprintf( &svars->dname, "%s%s", chan->sync_state, 
csname );
-               else {
+               } else {
                        char c = FieldDelimiter;
                        cmname = clean_strdup( svars->box_name[F] );
                        nfasprintf( &svars->dname, "%s%c%s%c%s_%c%s%c%s", 
global_conf.sync_state,
@@ -891,19 +892,19 @@ load_state( sync_vars_t *svars )
                                error( "Error: malformed sync state header 
entry at %s:%d\n", svars->dname, line );
                                goto jbail;
                        }
-                       if (!strcmp( buf1, "FarUidValidity" ) || !strcmp( buf1, 
"MasterUidValidity" ) /* Pre-1.4 legacy */)
+                       if (!strcmp( buf1, "FarUidValidity" ) || !strcmp( buf1, 
"MasterUidValidity" ) /* Pre-1.4 legacy */) {
                                svars->uidval[F] = uid;
-                       else if (!strcmp( buf1, "NearUidValidity" ) || !strcmp( 
buf1, "SlaveUidValidity" ) /* Pre-1.4 legacy */)
+                       } else if (!strcmp( buf1, "NearUidValidity" ) || 
!strcmp( buf1, "SlaveUidValidity" ) /* Pre-1.4 legacy */) {
                                svars->uidval[N] = uid;
-                       else if (!strcmp( buf1, "MaxPulledUid" ))
+                       } else if (!strcmp( buf1, "MaxPulledUid" )) {
                                svars->maxuid[F] = uid;
-                       else if (!strcmp( buf1, "MaxPushedUid" ))
+                       } else if (!strcmp( buf1, "MaxPushedUid" )) {
                                svars->maxuid[N] = uid;
-                       else if (!strcmp( buf1, "MaxExpiredFarUid" ) || 
!strcmp( buf1, "MaxExpiredMasterUid" ) /* Pre-1.4 legacy */)
+                       } else if (!strcmp( buf1, "MaxExpiredFarUid" ) || 
!strcmp( buf1, "MaxExpiredMasterUid" ) /* Pre-1.4 legacy */) {
                                svars->maxxfuid = uid;
-                       else if (!strcmp( buf1, "MaxExpiredSlaveUid" ))  // 
Pre-1.3 legacy
+                       } else if (!strcmp( buf1, "MaxExpiredSlaveUid" )) {  // 
Pre-1.3 legacy
                                maxxnuid = uid;
-                       else {
+                       } else {
                                error( "Error: unrecognized sync state header 
entry at %s:%d\n", svars->dname, line );
                                goto jbail;
                        }
@@ -1033,15 +1034,15 @@ load_state( sync_vars_t *svars )
                                        error( "Error: malformed journal entry 
at %s:%d\n", svars->jname, line );
                                        goto jbail;
                                }
-                               if (c == 'N')
+                               if (c == 'N') {
                                        svars->maxuid[t1] = t2;
-                               else if (c == 'F')
+                               } else if (c == 'F') {
                                        svars->finduid[t1] = t2;
-                               else if (c == 'T')
+                               } else if (c == 'T') {
                                        *uint_array_append( 
&svars->trashed_msgs[t1] ) = t2;
-                               else if (c == '!')
+                               } else if (c == '!') {
                                        svars->maxxfuid = t1;
-                               else if (c == '|') {
+                               } else if (c == '|') {
                                        svars->uidval[F] = t1;
                                        svars->uidval[N] = t2;
                                } else if (c == '+') {
@@ -1409,8 +1410,9 @@ box_opened2( sync_vars_t *svars, int t )
                                if (!chan->stores[t]->trash_only_new)
                                        opts[t] |= OPEN_OLD;
                                opts[t] |= OPEN_NEW|OPEN_FLAGS;
-                       } else if (chan->stores[1-t]->trash && 
chan->stores[1-t]->trash_remote_new)
+                       } else if (chan->stores[1-t]->trash && 
chan->stores[1-t]->trash_remote_new) {
                                opts[t] |= OPEN_NEW|OPEN_FLAGS;
+                       }
                }
        }
        // While only new messages can cause expiration due to displacement,
@@ -1420,7 +1422,7 @@ box_opened2( sync_vars_t *svars, int t )
        // OP_RENEW makes sense only for legacy S_SKIPPED entries.
        if ((chan->ops[N] & (OP_NEW|OP_RENEW|OP_FLAGS)) && chan->max_messages)
                opts[N] |= OPEN_OLD|OPEN_NEW|OPEN_FLAGS;
-       if (svars->replayed)
+       if (svars->replayed) {
                for (srec = svars->srecs; srec; srec = srec->next) {
                        if (srec->status & S_DEAD)
                                continue;
@@ -1442,6 +1444,7 @@ box_opened2( sync_vars_t *svars, int t )
                                opts[1-t] |= OPEN_OLD;
                        }
                }
+       }
        svars->opts[F] = svars->drv[F]->prepare_load_box( ctx[F], opts[F] );
        svars->opts[N] = svars->drv[N]->prepare_load_box( ctx[N], opts[N] );
 
@@ -1885,9 +1888,10 @@ box_loaded( int sts, message_t *msgs, int total_msgs, 
int recent_msgs, void *aux
                        } else {
                                nflags = tmsg->flags;
                        }
-                       if (!(nflags & F_DELETED) || (srec->status & 
(S_EXPIRE|S_EXPIRED)))
+                       if (!(nflags & F_DELETED) || (srec->status & (S_EXPIRE 
| S_EXPIRED))) {
                                // The message is not deleted, or it is, but 
only due to being expired.
                                alive++;
+                       }
                }
                todel = alive - svars->chan->max_messages;
                debug( "%d alive messages, %d excess - expiring\n", alive, 
todel );
@@ -2025,8 +2029,9 @@ box_loaded( int sts, message_t *msgs, int total_msgs, int 
recent_msgs, void *aux
                                svars->drv[t]->set_msg_flags( svars->ctx[t], 
srec->msg[t], srec->uid[t], aflags, dflags, flags_set, fv );
                                if (check_cancel( svars ))
                                        goto out;
-                       } else
+                       } else {
                                flags_set_p2( svars, srec, t );
+                       }
                }
        }
        for (t = 0; t < 2; t++) {
@@ -2080,11 +2085,10 @@ msg_copied( int sts, uint uid, copy_vars_t *vars )
                        srec->flags = vars->msg->flags;
                        JLOG( "* %u %u %u", (srec->uid[F], srec->uid[N], 
srec->flags), "%sed with flags", str_hl[t] );
                }
-               if (!uid) {  // Stored to a non-UIDPLUS mailbox
+               if (!uid)  // Stored to a non-UIDPLUS mailbox
                        svars->state[t] |= ST_FIND_NEW;
-               } else {
+               else
                        ASSIGN_UID( srec, t, uid, "%sed message", str_hl[t] );
-               }
                break;
        case SYNC_NOGOOD:
                srec->status = S_DEAD;
@@ -2249,7 +2253,7 @@ msgs_flags_set( sync_vars_t *svars, int t )
        if ((svars->chan->ops[t] & OP_EXPUNGE) &&
            (svars->ctx[t]->conf->trash || (svars->ctx[1-t]->conf->trash && 
svars->ctx[1-t]->conf->trash_remote_new))) {
                debug( "trashing on %s\n", str_fn[t] );
-               for (tmsg = svars->msgs[t]; tmsg; tmsg = tmsg->next)
+               for (tmsg = svars->msgs[t]; tmsg; tmsg = tmsg->next) {
                        if ((tmsg->flags & F_DELETED) && !find_uint_array( 
svars->trashed_msgs[t].array, tmsg->uid ) &&
                            (t == F || !tmsg->srec || !(tmsg->srec->status & 
(S_EXPIRE|S_EXPIRED)))) {
                                if (svars->ctx[t]->conf->trash) {
@@ -2264,8 +2268,9 @@ msgs_flags_set( sync_vars_t *svars, int t )
                                                svars->drv[t]->trash_msg( 
svars->ctx[t], tmsg, msg_trashed, tv );
                                                if (check_cancel( svars ))
                                                        goto out;
-                                       } else
+                                       } else {
                                                debug( "%s: not trashing 
message %u - not new\n", str_fn[t], tmsg->uid );
+                                       }
                                } else {
                                        if (!tmsg->srec || (tmsg->srec->status 
& (S_PENDING | S_SKIPPED))) {
                                                if (tmsg->size <= 
svars->ctx[1-t]->conf->max_size) {
@@ -2282,12 +2287,15 @@ msgs_flags_set( sync_vars_t *svars, int t )
                                                        copy_msg( cv );
                                                        if (check_cancel( svars 
))
                                                                goto out;
-                                               } else
+                                               } else {
                                                        debug( "%s: not remote 
trashing message %u - too big\n", str_fn[t], tmsg->uid );
-                                       } else
+                                               }
+                                       } else {
                                                debug( "%s: not remote trashing 
message %u - not new\n", str_fn[t], tmsg->uid );
+                                       }
                                }
                        }
+               }
        }
        svars->state[t] |= ST_SENT_TRASH;
        sync_close( svars, t );
diff --git a/src/util.c b/src/util.c
index efe2376b..f2819cf9 100644
--- a/src/util.c
+++ b/src/util.c
@@ -454,16 +454,18 @@ expand_strdup( const char *s )
                                r = nfstrndup( s, (size_t)(p - s) );
                                pw = getpwnam( r );
                                free( r );
-                       } else
+                       } else {
                                pw = getpwnam( s );
+                       }
                        if (!pw)
                                return NULL;
                        q = pw->pw_dir;
                }
                nfasprintf( &r, "%s%s", q, p ? p : "" );
                return r;
-       } else
+       } else {
                return nfstrdup( s );
+       }
 }
 
 /* Return value: 0 = ok, -1 = out found in arg, -2 = in found in arg but no 
out specified */


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