add /* fall through */ comments for picky C compilers that don't like the FALLTHROUGH; macro

base64.c

@@ -76,6 +76,7 @@ static size_t _base64_encodev(const char symbols[], char *dstBase64, const struc
     case 1:
       *dst++ = symbols[64];
       FALLTHROUGH;
+	/* fall through */
     case 2:
       *dst++ = symbols[64];
   }

http_server.c

@@ -1214,6 +1214,7 @@ static int http_request_decode_chunks(struct http_request *r){
       }
       FALLTHROUGH;
     }
+	/* fall through */
     case CHUNK_SIZE:{
       const char *p;
       // TODO fail on non hex input
@@ -1242,6 +1243,7 @@ static int http_request_decode_chunks(struct http_request *r){
       }
       FALLTHROUGH;
     }
+	/* fall through */
     case CHUNK_DATA:{
       // Skip over the chunk heading if we can, to avoid a memmove.
       if (r->end_decoded == r->parsed)
@@ -1532,6 +1534,7 @@ static int http_request_form_data_start_part(struct http_request *r, int b)
 	    );
       }
       FALLTHROUGH;
+	/* fall through */
     case HEADER:
       _INVOKE_HANDLER_VOID(handle_mime_part_end);
       break;
@@ -1572,6 +1575,7 @@ static int http_request_parse_body_form_data(struct http_request *r)
       at_start = 1;
       r->form_data_state = PREAMBLE;
       FALLTHROUGH;
+	/* fall through */
     case PREAMBLE: {
 	DEBUGF(http_server, "PREAMBLE");
 	char *start = r->parsed;
@@ -2166,6 +2170,7 @@ unsigned http_range_close(struct http_range *dst, const struct http_range *src,
       case CLOSED:
 	last = range->last < resource_length ? range->last : resource_length - 1;
 	FALLTHROUGH;
+	/* fall through */
       case OPEN:
 	first = range->first < resource_length ? range->first : resource_length;
 	break;

keyring_restful.c

@@ -178,6 +178,7 @@ static int restful_keyring_identitylist_json_content_chunk(struct http_request *
     case LIST_ROWS:
       strbuf_putc(b, ',');
       FALLTHROUGH;
+	/* fall through */
     case LIST_FIRST:
       r->u.sidlist.phase = LIST_ROWS;
       const char *did = NULL;

lang.h

@@ -81,7 +81,7 @@ typedef char bool_t;
 #   define FALLTHROUGH __attribute__((__fallthrough__))
 #else
 #   define __ATTRIBUTE_fallthrough
-#   define FALLTHROUGH
+#   define FALLTHROUGH /* fall through */
 #endif
 
 #endif // __SERVAL_DNA__LANG_H

meshmb.c

@@ -213,6 +213,7 @@ static int activity_ack(struct meshmb_feeds *feeds, struct message_ply_ack *ack)
 	rhizome_manifest_set_tail(m, 0);
 	rhizome_manifest_set_filesize(m, 0);
 	FALLTHROUGH;
+	/* fall through */
       case RHIZOME_BUNDLE_STATUS_SAME:
       {
 	enum rhizome_payload_status pstatus = rhizome_write_open_journal(&feeds->ack_writer, m, 0, RHIZOME_SIZE_UNSET);
@@ -220,6 +221,7 @@ static int activity_ack(struct meshmb_feeds *feeds, struct message_ply_ack *ack)
 	  break;
       }
 	FALLTHROUGH;
+	/* fall through */
       case RHIZOME_BUNDLE_STATUS_BUSY:
 	rhizome_bundle_result_free(&result);
 	rhizome_manifest_free(m);

meshmb_restful.c

@@ -342,6 +342,7 @@ static int restful_meshmb_list_json_content_chunk(struct http_request *hr, strbu
 
 ROWS:
     case LIST_ROWS: FALLTHROUGH;
+	/* fall through */
     case LIST_FIRST:
 
       if (!message_ply_is_open(&r->u.plylist.ply_reader)){
@@ -374,6 +375,7 @@ ROWS:
 END:
       r->u.plylist.phase = LIST_END;
       FALLTHROUGH;
+	/* fall through */
     case LIST_END:
 
       {
@@ -399,6 +401,7 @@ END:
       if (!strbuf_overrun(b))
 	r->u.plylist.phase = LIST_DONE;
       FALLTHROUGH;
+	/* fall through */
     case LIST_DONE:
       return 0;
   }
@@ -604,6 +607,7 @@ static int restful_meshmb_feedlist_json_content_chunk(struct http_request *hr, s
       return 1;
 
     case LIST_ROWS: FALLTHROUGH;
+	/* fall through */
     case LIST_FIRST:
       {
 	struct enum_state state={
@@ -618,11 +622,13 @@ static int restful_meshmb_feedlist_json_content_chunk(struct http_request *hr, s
       }
       r->u.meshmb_feeds.phase = LIST_END;
       FALLTHROUGH;
+	/* fall through */
     case LIST_END:
       strbuf_puts(b, "\n]\n}\n");
       if (!strbuf_overrun(b))
 	r->u.plylist.phase = LIST_DONE;
       FALLTHROUGH;
+	/* fall through */
     case LIST_DONE:
       return 0;
   }

overlay_interface.c

@@ -1497,6 +1497,7 @@ static void file_interface_init(const struct config_network_interface *ifconfig)
     broadcast.inet.sin_addr.s_addr=ifconfig->dummy_address.s_addr | ~ifconfig->dummy_netmask.s_addr;
 
     FALLTHROUGH;
+    /* fall through */
   case SOCK_STREAM:
     if (!form_dummy_file_path(file_path, sizeof file_path, ifconfig->file))
       return; // ignore if path is too long

rhizome_bundle.c

@@ -1400,6 +1400,7 @@ struct rhizome_bundle_result rhizome_fill_manifest(rhizome_manifest *m, const ch
       return rhizome_bundle_result_static(RHIZOME_BUNDLE_STATUS_ERROR, "Could not bind manifest to an ID");
     }
     FALLTHROUGH; // to set the BK field...
+	/* fall through */
   case NEW_BUNDLE_ID:
     assert(m->has_id);
     // If the manifest has no author but does have a 'sender' field, then use the

rhizome_database.c

@@ -703,6 +703,7 @@ int _sqlite_vbind(struct __sourceloc __whence, int log_level, sqlite_retry_state
 	      if (retry && _sqlite_retry(__whence, retry, #FUNC "()")) \
 		continue; \
 	      FALLTHROUGH; \
+		/* fall through */ \
 	    default: \
 	      LOGF(log_level, #FUNC "(%d) failed, %s: %s", index, sqlite3_errmsg(rhizome_database.db), sqlite3_sql(statement)); \
 	      sqlite3_finalize(statement); \

rhizome_restful.c

@@ -586,6 +586,7 @@ static int insert_make_manifest(httpd_request *r)
     default:
       WHYF("rhizome_manifest_parse() returned %d", n);
       FALLTHROUGH;
+	/* fall through */
     case -1:
       r->bundle_result = rhizome_bundle_result_static(RHIZOME_BUNDLE_STATUS_ERROR, "Internal error while parsing manifest");
       break;

rhizome_sync_keys.c

@@ -431,6 +431,7 @@ static void sync_send_peer(struct subscriber *peer, struct rhizome_sync_keys *sy
 		alloca_sync_key(&msg->key),
 		rhizome_bundle_status_message_nonnull(status));
 	      FALLTHROUGH;
+	/* fall through */
 	    case RHIZOME_BUNDLE_STATUS_NEW:
 	      // TODO we don't have this bundle anymore!
 	      ob_rewind(payload);

route_restful.c

@@ -105,6 +105,7 @@ static int restful_route_list_json_content_chunk(struct http_request *hr, strbuf
     case LIST_ROWS:
       strbuf_putc(b, ',');
       FALLTHROUGH;
+	/* fall through */
     case LIST_FIRST:
       r->u.subscriberlist.phase = LIST_ROWS;
       struct subscriber **subscriberp = subscriber_iterator_get_current(&r->u.subscriberlist.it);

serval_uuid.c

@@ -80,6 +80,7 @@ strbuf strbuf_uuid(strbuf sb, const serval_uuid_t *uuid)
       case 4: case 6: case 8: case 10:
 	strbuf_putc(sb, '-');
 	FALLTHROUGH;
+	/* fall through */
       default:
 	strbuf_putc(sb, hexdigit_lower[uuid->u.binary[i] >> 4]);
 	strbuf_putc(sb, hexdigit_lower[uuid->u.binary[i] & 0xf]);

sqlite-amalgamation-3140200/sqlite3.c

@@ -25023,6 +25023,7 @@ SQLITE_PRIVATE void sqlite3VXPrintf(
         flag_longlong = sizeof(char*)==sizeof(i64);
         flag_long = sizeof(char*)==sizeof(long int);
         /* Fall through into the next case */
+	/* fall through */
       case etORDINAL:
       case etRADIX:
         if( infop->flags & FLAG_SIGNED ){
@@ -70920,8 +70921,9 @@ static void resolveP2Values(Vdbe *p, int *pMaxFuncArgs){
       switch( pOp->opcode ){
         case OP_Transaction: {
           if( pOp->p2!=0 ) p->readOnly = 0;
-          /* fall thru */
+          /* fall through */
         }
+          /* fall through */
         case OP_AutoCommit:
         case OP_Savepoint: {
           p->bIsReader = 1;
@@ -78083,6 +78085,7 @@ case OP_HaltIfNull: {      /* in3 */
 ** every program.  So a jump past the last instruction of the program
 ** is the same as executing Halt.
 */
+  /* fall through */
 case OP_Halt: {
   VdbeFrame *pFrame;
   int pcx;
@@ -78233,6 +78236,7 @@ case OP_String8: {         /* same as TK_STRING, out2 */
 **
 ** if( P3!=0 and reg[P3]==P5 ) reg[P2] := CAST(reg[P2] as BLOB)
 */
+  /* fall through */
 case OP_String: {          /* out2 */
   assert( pOp->p4.z!=0 );
   pOut = out2Prerelease(p, pOp);
@@ -78789,6 +78793,7 @@ case OP_Function0: {
   pOp->opcode = OP_Function;
   /* Fall through into OP_Function */
 }
+  /* fall through */
 case OP_Function: {
   int i;
   sqlite3_context *pCtx;
@@ -81954,6 +81959,7 @@ case OP_Sort: {        /* jump */
 ** from the beginning toward the end.  In other words, the cursor is
 ** configured to use Next, not Prev.
 */
+  /* fall through */
 case OP_Rewind: {        /* jump */
   VdbeCursor *pC;
   BtCursor *pCrsr;
@@ -83172,6 +83178,7 @@ case OP_AggStep0: {
   pOp->opcode = OP_AggStep;
   /* Fall through into OP_AggStep */
 }
+  /* fall through */
 case OP_AggStep: {
   int i;
   sqlite3_context *pCtx;
@@ -92183,6 +92190,7 @@ SQLITE_PRIVATE int sqlite3ExprCodeTarget(Parse *pParse, Expr *pExpr, int target)
       }
       /* Otherwise, fall thru into the TK_COLUMN case */
     }
+      /* fall through */
     case TK_COLUMN: {
       int iTab = pExpr->iTable;
       if( iTab<0 ){
@@ -106384,6 +106392,7 @@ static Trigger *fkActionTrigger(
           pStep->op = TK_DELETE; 
           break; 
         }
+	/* fall through */
       default:
         pStep->op = TK_UPDATE;
     }
@@ -107871,6 +107880,7 @@ SQLITE_PRIVATE void sqlite3GenerateConstraintChecks(
         onError = OE_Abort;
         /* Fall thru into the next case */
       }
+	/* fall through */
       case OE_Rollback:
       case OE_Abort:
       case OE_Fail: {
@@ -135877,6 +135887,7 @@ SQLITE_PRIVATE int sqlite3GetToken(const unsigned char *z, int *tokenType){
       /* If the next character is a digit, this is a floating point
       ** number that begins with ".".  Fall thru into the next case */
     }
+      /* fall through */
     case CC_DIGIT: {
       testcase( z[0]=='0' );  testcase( z[0]=='1' );  testcase( z[0]=='2' );
       testcase( z[0]=='3' );  testcase( z[0]=='4' );  testcase( z[0]=='5' );
@@ -135981,6 +135992,7 @@ SQLITE_PRIVATE int sqlite3GetToken(const unsigned char *z, int *tokenType){
       /* If it is not a BLOB literal, then it must be an ID, since no
       ** SQL keywords start with the letter 'x'.  Fall through */
     }
+      /* fall through */
     case CC_ID: {
       i = 1;
       break;

strbuf_helpers.c

@@ -507,6 +507,7 @@ strbuf strbuf_append_sockaddr(strbuf sb, const struct sockaddr *addr, socklen_t
     }
     FALLTHROUGH;
   }
+	/* fall through */
   default: {
       strbuf_append_socket_domain(sb, addr->sa_family);
       size_t len = (size_t)addrlen > sizeof addr->sa_family ? addrlen - sizeof addr->sa_family : 0;