Display UTF-8 on the modeline [buffer name, file name].

Makefile

@@ -1,8 +1,8 @@
-# Makefile for emacs, updated Tue, Jul 31, 2018 20:37:16
+# Makefile for uEMACS, updated Tue, Aug 13, 2019  7:59:24 AM
 
 SRC=basic.c bind.c bindable.c buffer.c display.c ebind.c eval.c exec.c execute.c file.c fileio.c flook.c input.c isearch.c line.c lock.c main.c mingw32.c mlout.c names.c pklock.c posix.c random.c region.c search.c spawn.c tcap.c termio.c utf8.c util.c window.c word.c wrapper.c wscreen.c
 OBJ=basic.o bind.o bindable.o buffer.o display.o ebind.o eval.o exec.o execute.o file.o fileio.o flook.o input.o isearch.o line.o lock.o main.o mingw32.o mlout.o names.o pklock.o posix.o random.o region.o search.o spawn.o tcap.o termio.o utf8.o util.o window.o word.o wrapper.o wscreen.o
-HDR=basic.h bind.h bindable.h buffer.h defines.h display.h ebind.h estruct.h eval.h exec.h execute.h file.h fileio.h flook.h input.h isearch.h line.h lock.h mlout.h names.h pklock.h random.h region.h retcode.h search.h spawn.h terminal.h termio.h utf8.h util.h version.h window.h word.h wrapper.h wscreen.h
+HDR=basic.h bind.h bindable.h buffer.h defines.h display.h ebind.h estruct.h eval.h exec.h execute.h file.h fileio.h flook.h input.h isa.h isearch.h line.h lock.h mlout.h names.h pklock.h random.h region.h retcode.h search.h spawn.h terminal.h termio.h utf8.h util.h version.h window.h word.h wrapper.h wscreen.h
 
 # DO NOT ADD OR MODIFY ANY LINES ABOVE THIS -- make source creates them
 
@@ -100,7 +100,7 @@ tags:	${SRC}
 
 source:
 	@mv Makefile Makefile.bak
-	@echo "# Makefile for emacs, updated `date`" >Makefile
+	@echo "# Makefile for uEMACS, updated `date`" >Makefile
 	@echo '' >>Makefile
 #Sorted
 	@echo SRC=`ls *.c` >>Makefile
@@ -111,11 +111,12 @@ source:
 #	@echo OBJ=$(patsubst %.c,%.o,$(wildcard *.c)) >>Makefile
 #	@echo HDR=$(wildcard *.h) >>Makefile
 	@echo '' >>Makefile
-	@sed -n -e '/^# DO NOT ADD OR MODIFY/,$$p' <Makefile.bak >>Makefile
+	@sed -n -e '/^# DO NOT ADD OR MODIFY/,$$p' Makefile.bak >> Makefile
 
 depend: ${SRC}
 	@mv Makefile Makefile.bak
 	@sed -n -e '1,/^# DO NOT DELETE THIS LINE/p' Makefile.bak > Makefile
+	@echo "# Updated `date`" >> Makefile
 	@echo >> Makefile
 	@for i in ${SRC}; do\
 	    $(CC) ${DEFINES} -MM $$i ; done >> Makefile
@@ -129,6 +130,7 @@ depend: ${SRC}
 	$(Q) ${CC} ${CFLAGS} ${DEFINES} -c $*.c
 
 # DO NOT DELETE THIS LINE -- make depend uses it
+# Updated Tue, Aug 13, 2019  7:51:49 AM
 
 basic.o: basic.c basic.h retcode.h input.h bind.h mlout.h random.h \
  terminal.h defines.h utf8.h window.h buffer.h line.h

display.c

@@ -228,8 +228,11 @@ static int vtputs( const char *s) {
 	int n = 0 ;
 
 	while( *s) {
-		vtputc( *s++) ;
-		n += 1 ;
+		unicode_t c ;
+		
+		s += utf8_to_unicode( s, 0, 4, &c) ;
+		vtputc( c) ;
+		n += 1 ;	/* Assume non wide char unicode */
 	}
 
 	return n ;
@@ -1103,7 +1106,7 @@ static void modeline(struct window *wp)
 	vtputc( ' ') ;
 
 	if( n == term.t_nrow - 1)
-		n = 3 + vtputs( PROGRAM_NAME_LONG " " VERSION ": ") ;
+		n = 3 + vtputs( PROGRAM_NAME_UTF8 " " VERSION ": ") ;
 	else
 		n = 3 ;
 

eval.c

@@ -738,7 +738,7 @@ static char *gtenv( char *vname) {
 	case EVVERSION:
 		return VERSION;
 	case EVPROGNAME:
-		return PROGRAM_NAME_PFX PROGRAM_NAME_LONG ;
+		return PROGRAM_NAME_UTF8 ;
 	case EVSEED:
 		return i_to_a(seed);
 	case EVDISINP:

main.c

@@ -103,7 +103,7 @@ static void emergencyexit(int signr)
 static void edinit( char *bname) ;
 
 static void version( void) {
-    fputs( PROGRAM_NAME_PFX PROGRAM_NAME_LONG " version " VERSION "\n", stdout) ;
+    fputs( PROGRAM_NAME_UTF8 " version " VERSION "\n", stdout) ;
 }
 
 

utf8.c

@@ -17,7 +17,7 @@
  * NOTE 2! This does *not* verify things like minimality. So overlong forms
  * are happily accepted and decoded, as are the various "invalid values".
  */
-unsigned utf8_to_unicode( char *line, unsigned index, unsigned len,
+unsigned utf8_to_unicode( const char *line, unsigned index, unsigned len,
 															unicode_t *res) {
     unicode_t   value ;
     unsigned	c ;

utf8.h

@@ -3,7 +3,7 @@
 
 typedef unsigned int unicode_t ;
 
-unsigned utf8_to_unicode( char *line, unsigned index, unsigned len,
+unsigned utf8_to_unicode( const char *line, unsigned index, unsigned len,
                                                             unicode_t *res) ;
 unsigned utf8_revdelta( unsigned char *buf, unsigned pos) ;
 unsigned unicode_to_utf8( unicode_t c, char *utf8) ;

version.h

@@ -9,9 +9,8 @@
 # define PROGRAM_NAME "em"
 #endif
 
-# define PROGRAM_NAME_PFX "\xC2"
-# define PROGRAM_NAME_LONG "\xB5""EMACS"	/* UTF-8 µEMACS */
+#define PROGRAM_NAME_UTF8 "µEMACS"
 
-# define VERSION "4.2.4"
+#define VERSION "4.2.4"
 
 #endif  /* VERSION_H_ */