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# Customize to fit your system

# paths
PREFIX = /usr/local
MANPREFIX = ${PREFIX}/share/man

X11INC = /usr/X11R6/include
X11LIB = /usr/X11R6/lib

VERSION = 0.3

# includes and libs
LIBS = -L${PREFIX}/lib -L/usr/lib -lc -L${X11LIB} -lX11

# Linux/BSD
CFLAGS = -Os -I. -I${PREFIX}/include -I/usr/include -I${X11INC} \
	-DVERSION=\"${VERSION}\"
LDFLAGS = ${LIBS}
#CFLAGS = -g -Wall -O2 -I. -I${PREFIX}/include -I/usr/include -I${X11INC} \
#	-DVERSION=\"${VERSION}\"
#LDFLAGS = -g ${LIBS}


# Solaris
#CFLAGS = -fast -xtarget=ultra ${INCLUDES} -DVERSION=\"${VERSION}\"
#LIBS += -lnsl -lsocket

AR = ar cr
CC = cc
RANLIB = ranlib
ht .m { color: #0000DD; font-weight: bold } /* Literal.Number */ .highlight .s { color: #dd2200; background-color: #fff0f0 } /* Literal.String */ .highlight .na { color: #336699 } /* Name.Attribute */ .highlight .nb { color: #003388 } /* Name.Builtin */ .highlight .nc { color: #bb0066; font-weight: bold } /* Name.Class */ .highlight .no { color: #003366; font-weight: bold } /* Name.Constant */ .highlight .nd { color: #555555 } /* Name.Decorator */ .highlight .ne { color: #bb0066; font-weight: bold } /* Name.Exception */ .highlight .nf { color: #0066bb; font-weight: bold } /* Name.Function */ .highlight .nl { color: #336699; font-style: italic } /* Name.Label */ .highlight .nn { color: #bb0066; font-weight: bold } /* Name.Namespace */ .highlight .py { color: #336699; font-weight: bold } /* Name.Property */ .highlight .nt { color: #bb0066; font-weight: bold } /* Name.Tag */ .highlight .nv { color: #336699 } /* Name.Variable */ .highlight .ow { color: #008800 } /* Operator.Word */ .highlight .w { color: #bbbbbb } /* Text.Whitespace */ .highlight .mb { color: #0000DD; font-weight: bold } /* Literal.Number.Bin */ .highlight .mf { color: #0000DD; font-weight: bold } /* Literal.Number.Float */ .highlight .mh { color: #0000DD; font-weight: bold } /* Literal.Number.Hex */ .highlight .mi { color: #0000DD; font-weight: bold } /* Literal.Number.Integer */ .highlight .mo { color: #0000DD; font-weight: bold } /* Literal.Number.Oct */ .highlight .sa { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Affix */ .highlight .sb { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Backtick */ .highlight .sc { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Char */ .highlight .dl { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Delimiter */ .highlight .sd { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Doc */ .highlight .s2 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Double */ .highlight .se { color: #0044dd; background-color: #fff0f0 } /* Literal.String.Escape */ .highlight .sh { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Heredoc */ .highlight .si { color: #3333bb; background-color: #fff0f0 } /* Literal.String.Interpol */ .highlight .sx { color: #22bb22; background-color: #f0fff0 } /* Literal.String.Other */ .highlight .sr { color: #008800; background-color: #fff0ff } /* Literal.String.Regex */ .highlight .s1 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Single */ .highlight .ss { color: #aa6600; background-color: #fff0f0 } /* Literal.String.Symbol */ .highlight .bp { color: #003388 } /* Name.Builtin.Pseudo */ .highlight .fm { color: #0066bb; font-weight: bold } /* Name.Function.Magic */ .highlight .vc { color: #336699 } /* Name.Variable.Class */ .highlight .vg { color: #dd7700 } /* Name.Variable.Global */ .highlight .vi { color: #3333bb } /* Name.Variable.Instance */ .highlight .vm { color: #336699 } /* Name.Variable.Magic */ .highlight .il { color: #0000DD; font-weight: bold } /* Literal.Number.Integer.Long */
# example program: compute the factorial of 5

recipe main [
  local-scope
  x:number <- factorial 5
  $print [result: ], x, [ 
]
]

recipe factorial [
  local-scope
  n:number <- next-ingredient
  {
    # if n=0 return 1
    zero?:boolean <- equal n, 0
    break-unless zero?
    reply 1
  }
  # return n * factorial(n-1)
  x:number <- subtract n, 1
  subresult:number <- factorial x
  result:number <- multiply subresult, n
  reply result
]

# unit test
scenario factorial-test [
  run [
    1:number <- factorial 5
  ]
  memory-should-contain [
    1 <- 120
  ]
]