---input---
vpath  %.c src
vpath  %.h header
EXEC=hello
SRC= hello.c main.c
OBJ= $(SRC:.c=.o)

all: $(EXEC)

hello: $(OBJ)
        $(CC) -o $@ $^ $(LDFLAGS)

main.o: hello.h

%.o: %.c
        $(CC) -I header -o $@ \
        -c $< $(CFLAGS)

---tokens---
'vpath  %.c src\n' Comment.Preproc

'vpath  %.h header\n' Comment.Preproc

'EXEC'        Name.Variable
'='           Operator
'hello'       Text
'\n'          Text

'SRC'         Name.Variable
'='           Operator
' '           Text
'hello.c'     Text
' '           Text
'main.c'      Text
'\n'          Text

'OBJ'         Name.Variable
'='           Operator
' '           Text
'$('          Keyword
'SRC:.c'      Text
'='           Operator
'.o'          Text
')'           Keyword
'\n'          Text

'\n'          Text

'all'         Name.Function
':'           Operator
' '           Text
'$('          Keyword
'EXEC'        Name.Variable
')'           Keyword
'\n'          Text

'\n'          Text

'hello'       Name.Function
':'           Operator
' '           Text
'$('          Keyword
'OBJ'         Name.Variable
')'           Keyword
'\n'          Text

'        '    Text
'$('          Keyword
'CC'          Text
')'           Keyword
' '           Text
'-o'          Text
' '           Text
'$@'          Name.Variable
' '           Text
'$'           Text
'^'           Text
' '           Text
'$('          Keyword
'LDFLAGS'     Text
')'           Keyword
'\n\n'        Text

'main.o'      Name.Function
':'           Operator
' '           Text
'hello'       Name
'.'           Text
'h'           Name
'\n'          Text

'\n'          Text

'%.o'         Name.Function
':'           Operator
' '           Text
'%'           Text
'.'           Text
'c'           Name
'\n'          Text

'        '    Text
'$('          Keyword
'CC'          Text
')'           Keyword
' '           Text
'-I'          Text
' '           Text
'header'      Text
' '           Text
'-o'          Text
' '           Text
'$@'          Name.Variable
' '           Text
'\\\n'        Literal.String.Escape

'        '    Text
'-c'          Text
' '           Text
'$'           Text
'<'           Text
' '           Text
'$('          Keyword
'CFLAGS'      Text
')'           Keyword
'\n'          Text