#
# Common defines for curl (djgpp/Watt-32)
#
# Assumes you've unpacked cURL with long-file names
# I.e use "set LFN=y" before untaring on Win9x/XP.
# Requires sed, yacc, rm and the usual stuff.
#
# Define TOPDIR before including this file.

.SUFFIXES: .exe .y

MAKEFILE = Makefile.dj
OBJ_DIR = djgpp

#
# Find out if using a UNIX-like shell or a DOS command interpreter
#
ifneq ($(findstring COMMAND.COM,$(SHELL)),COMMAND.COM)
  ifneq ($(findstring CMD.EXE,$(SHELL)),CMD.EXE)
    ifneq ($(findstring 4DOS.COM,$(SHELL)),4DOS.COM)
      IS_UNIX_SHELL = 1
    endif
  endif
endif

#
# Define shell dependent commands and vars
#
ifeq ($(IS_UNIX_SHELL),1)
  COPY   = cp -f
  DELETE = rm -f
  MKDIR  = mkdir
  RMDIR  = rm -f -r
  DS     = /
else
  COPY   = copy
  DELETE = del
  MKDIR  = mkdir
  RMDIR  = rmdir
  DS     = \$(NOTHING)
endif

#
# OpenSSL is available from www.openssl.org and builds okay
# with djgpp/Watt-32. Set to 0 if you don't need https URLs
# (reduces curl.exe with approx 700 kB)
#
USE_SSL = 0

#
# Use zlib for contents encoding
#
USE_ZLIB = 0

#
# Use libidn for international domain names
#
USE_IDNA = 0

#
# Use Watt-32 IPv6 stack (only IPv6 name resolution working at the moment)
#
USE_IPV6 = 0

#
# Use C-Ares resolver library
#
USE_ARES = 0

#
# Enable debug code in libcurl/curl
#
USE_DEBUG = 0

#
# Enable memory tracking code in libcurl/curl
#
USE_CURLDEBUG = 0

default: all

#
# Root directory for Waterloo tcp/ip etc. Change to suite.
# WATT_ROOT should be set during Watt-32 install.
#
WATT32_ROOT  = $(subst \,/,$(WATT_ROOT))
OPENSSL_ROOT = e:/net/openssl.099
ZLIB_ROOT    = $(DJDIR)/contrib/zlib
LIBIDN_ROOT  = $(TOPDIR)/../IDN/libidn
ARES_ROOT    = $(TOPDIR)/ares

CC   = gcc
YACC = bison -y

CFLAGS = -g -O2 -I. -I$(TOPDIR)/include -I$(TOPDIR)/lib \
         -I$(WATT32_ROOT)/inc -Wall -DHAVE_CONFIG_H

ifeq ($(USE_SSL),1)
  CFLAGS += -DUSE_SSLEAY -DUSE_OPENSSL -I$(OPENSSL_ROOT)
endif

ifeq ($(USE_ZLIB),1)
  CFLAGS += -DUSE_ZLIB -I$(ZLIB_ROOT)
endif

ifeq ($(USE_IPV6),1)
  CFLAGS += -DENABLE_IPV6
endif

ifeq ($(USE_ARES),1)
  CFLAGS += -DUSE_ARES -I$(ARES_ROOT)
endif

ifeq ($(USE_IDNA),1)
  CFLAGS += -DHAVE_LIBIDN -DHAVE_IDN_FREE_H -DHAVE_IDN_FREE -DHAVE_TLD_H \
            -DHAVE_TLD_STRERROR -I$(LIBIDN_ROOT)/lib
endif

ifeq ($(USE_DEBUG),1)
  CFLAGS += -DDEBUG=1 -DDEBUGBUILD
endif

ifeq ($(USE_CURLDEBUG),1)
  CFLAGS += -DCURLDEBUG
endif

$(OBJ_DIR):
	$(MKDIR) $(OBJ_DIR)

$(OBJ_DIR)/%.o: %.c
	$(CC) $(CFLAGS) -o $@ -c $<
	@echo

depend: $(DEPEND_PREREQ) $(MAKEFILE)
	$(CC) -MM $(CFLAGS) $(CSOURCES) | \
	sed -e 's/^\([a-zA-Z0-9_-]*\.o:\)/$$(OBJ_DIR)\/\1/' > depend.dj
