# luaiconv - Performs character set conversions in Lua
# (c) 2005-10 Alexandre Erwin Ittner <alexandre@ittner.com.br>
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
# IN NO EVENT SHALL THE AUTHOR OR COPYRIGHT HOLDER BE LIABLE FOR ANY
# CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
# TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#
# If you use this package in a product, an acknowledgment in the product
# documentation would be greatly appreciated (but it is not required).

#CC = gcc
#RM = rm

# Gives a nice speedup, but also spoils debugging on x86. Comment out this
# line when debugging.
OMIT_FRAME_PTR = -fomit-frame-pointer

LUABIN = lua
LUAPKG = lua5.2
CFLAGS = `pkg-config $(LUAPKG) --cflags` -fPIC -O3 -Wall $(OMIT_FRAME_PTR)
LFLAGS = -shared

INSTALL_PATH = `$(LUABIN) -e'                           \
    for dir in package.cpath:gmatch("(/[^?;]+)?") do    \
        io.write(dir)                                   \
        os.exit(0)                                      \
    end                                                 \
    os.exit(1)                                          \
'`

## If your system doesn't have pkg-config or if you do not want to get the
## install path from Lua, comment out the previous lines and uncomment and
## change the following ones according to your building environment.

#CFLAGS = -I/usr/local/include/ -fPIC -O3 -Wall $(OMIT_FRAME_PTR)
#LFLAGS = -shared
#INSTALL_PATH = /usr/local/lib/lua/5.2/


all: iconv.so

iconv.lo: luaiconv.c
	$(CC) -o iconv.lo -c $(CFLAGS) luaiconv.c

iconv.so: iconv.lo
	$(CC) -o iconv.so $(LFLAGS) $(LIBS) iconv.lo

install: iconv.so
	make test
	install -D -s iconv.so $(DESTDIR)/$(INSTALL_PATH)/iconv.so

clean:
	$(RM) iconv.so iconv.lo

test: iconv.so test_iconv.lua
	$(LUABIN) test_iconv.lua