#
# Stem for static libs and DLLs
#
LIB_NAME       = libwebp_a
LIB_NAME_DEBUG = libwebp_a_debug

#
# Stem for DLL import libs
#
IMPLIB_NAME       = libwebp_dll
IMPLIB_NAME_DEBUG = libwebp_dll_debug

!IFNDEF DEP_PATH
DEPS_PATH   = ../../deps
!ENDIF

!IFNDEF ARCH
!IF ! [ cl 2>&1 | find "x86" > NUL ]
ARCH = x86
!ELSE IF ! [ cl 2>&1 | find "x64" > NUL ]
ARCH = x64
!ELSE
!ERROR Unable to auto-detect toolchain architecture! \
If cl.exe is in your PATH rerun nmake with ARCH=<arch>.
!ENDIF
!ENDIF

!IF "$(ARCH)" == "x86"
PLATFORM_LDFLAGS = /SAFESEH
!ENDIF

#############################################################
## Nothing more to do below this line!

MT         = mt.exe
CCNODBG    = cl.exe /nologo /O2 /DNDEBUG
CCDEBUG    = cl.exe /nologo /Od /Gm /Zi /D_DEBUG /RTC1
CFLAGS     = /Isrc /nologo /W3 /EHsc /FD /c /GS
CFLAGS     = $(CFLAGS) /DWIN32 /D_CRT_SECURE_NO_WARNINGS /DWIN32_LEAN_AND_MEAN
CFLAGS     = $(CFLAGS) /DHAVE_WINCODEC_H /DWEBP_USE_THREAD
LDFLAGS    = /LARGEADDRESSAWARE /MANIFEST /NXCOMPAT /DYNAMICBASE $(PLATFORM_LDFLAGS)
LNKDLL     = link.exe /DLL
LNKLIB     = link.exe /lib
LNKEXE     = link.exe
LFLAGS     = /nologo /machine:$(ARCH)

CFGSET     = FALSE
!IF "$(OBJDIR)" == ""
OUTDIR = ..\obj\
!ELSE
OUTDIR = $(OBJDIR)
!ENDIF

##############################################################
# Runtime library configuration
!IF "$(RTLIBCFG)" == "static"
RTLIB  = /MT
RTLIBD = /MTd
!ELSE
RTLIB   = /MD
RTLIBD  = /MDd
!ENDIF
DIRBASE = $(OUTDIR)\$(CFG)\$(ARCH)
DIROBJ = $(DIRBASE)\obj
DIRLIB = $(DIRBASE)\lib
DIRINC = $(DIRBASE)\include
DIRBIN = $(DIRBASE)\bin

# Target configuration
!IF "$(CFG)" == "release-static"
TARGET         = $(LIB_NAME).lib
CC             = $(CCNODBG)
STATICLIBBUILD = TRUE
!ELSE IF "$(CFG)" == "debug-static"
TARGET         = $(LIB_NAME_DEBUG).lib
CC             = $(CCDEBUG)
STATICLIBBUILD = TRUE
!ELSE IF "$(CFG)" == "release-dynamic"
TARGETDLL = $(LIB_NAME).dll
TARGET    = $(IMPLIB_NAME).lib
CC        = $(CCNODBG)
DLLBUILD  = TRUE
!ELSE IF "$(CFG)" == "debug-dynamic"
TARGETDLL = $(LIB_NAME_DEBUG).dll
TARGET    = $(IMPLIB_NAME_DEBUG).lib
CC        = $(CCDEBUG)
DLLBUILD  = TRUE
!ENDIF

!IF "$(STATICLIBBUILD)" == "TRUE"
CC     = $(CC) $(RTLIB)
LNK    = $(LNKLIB) /out:$(DIRLIB)\$(TARGET)
CFGSET = TRUE
!ELSE IF "$(DLLBUILD)" == "TRUE"
DLLINC = webp_dll.h
CC     = $(CC) /I$(DIROBJ) /FI$(DLLINC) $(RTLIB) /DWEBP_DLL
LNK    = $(LNKDLL) /out:$(DIRBIN)\$(TARGETDLL) /implib:$(DIRLIB)\$(TARGET)
CFGSET = TRUE
!ENDIF

#######################
# Usage
#
!IF "$(CFGSET)" == "FALSE"
!MESSAGE Usage: nmake /f Makefile.vc [CFG=<config>] [OBJDIR=<path>] [RTLIBCFG=<rtlib>] [<target>]
!MESSAGE where <config> is one of:
!MESSAGE -  release-static                - release static library
!MESSAGE -  debug-static                  - debug static library
!MESSAGE -  release-dynamic               - release dynamic link library (DLL)
!MESSAGE -  debug-dynamic                 - debug dynamic link library (DLL)
!MESSAGE <target> may be:
!MESSAGE -  clean                         - perform a clean for CFG
!MESSAGE -  experimental                  - build CFG with experimental
!MESSAGE .                                  features enabled. Requires zlib.
!MESSAGE
!MESSAGE <rtlibcfg> controls the runtime library linkage - can be 'static' or 'dynamic'.
!MESSAGE <target> can be left blank in which case all is assumed
!MESSAGE <path> is the path where you like to build (obj, bins, etc.)
!MESSAGE   default to ..\obj\

!IF "$(CFG)" != ""
!MESSAGE
!ERROR please choose a valid configuration instead of "$(CFG)"
!ENDIF
!ENDIF

#######################
# Rules
#
!IF "$(CFGSET)" == "TRUE"
# A config was provided, so the library can be built.
#

X_OBJS= \
	$(DIROBJ)\dec\bits.obj \
	$(DIROBJ)\dec\dsp.obj \
	$(DIROBJ)\dec\dsp_sse2.obj \
	$(DIROBJ)\dec\frame.obj \
	$(DIROBJ)\dec\quant.obj \
	$(DIROBJ)\dec\tree.obj \
	$(DIROBJ)\dec\vp8.obj \
	$(DIROBJ)\dec\webp.obj \
	$(DIROBJ)\dec\io.obj \
	$(DIROBJ)\dec\io_sse2.obj \
	$(DIROBJ)\dec\buffer.obj \
	$(DIROBJ)\dec\yuv.obj \
	$(DIROBJ)\dec\idec.obj \
	$(DIROBJ)\dec\alpha.obj \
	$(DIROBJ)\dec\layer.obj \
	$(DIROBJ)\dec\thread.obj \
	$(DIROBJ)\enc\analysis.obj \
	$(DIROBJ)\enc\bit_writer.obj \
	$(DIROBJ)\enc\config.obj \
	$(DIROBJ)\enc\cost.obj \
	$(DIROBJ)\enc\dsp.obj \
	$(DIROBJ)\enc\dsp_sse2.obj \
	$(DIROBJ)\enc\frame.obj \
	$(DIROBJ)\enc\filter.obj \
	$(DIROBJ)\enc\iterator.obj \
	$(DIROBJ)\enc\picture.obj \
	$(DIROBJ)\enc\quant.obj \
	$(DIROBJ)\enc\syntax.obj \
	$(DIROBJ)\enc\tree.obj \
	$(DIROBJ)\enc\webpenc.obj \
	$(DIROBJ)\enc\alpha.obj \
	$(DIROBJ)\enc\layer.obj \
	$(RESOURCE)

EXAMPLES_OBJS = \
	$(DIROBJ)\examples\cwebp.obj \
	$(DIROBJ)\examples\dwebp.obj

all: $(DIRLIB)\$(TARGET) $(DIRBIN)\dwebp.exe $(DIRBIN)\cwebp.exe

# Additional include and library paths (for zlib) can be passed via the CL and
# LINK environment variables respectively:
# > set CL=/I\zlib\include
# > set LINK=\zlib\zlib.lib
# > nmake /f Makefile.vc CFG=release-static experimental
experimental:
	$(MAKE) /f Makefile.vc \
	    CFG=$(CFG) CFLAGS="$(CFLAGS) /DWEBP_EXPERIMENTAL_FEATURES" /$(MAKEFLAGS)

$(DIRLIB)\$(TARGET): $(X_OBJS)
	$(LNK) $(LFLAGS) $(X_OBJS)
	-xcopy $(DIROBJ)\*.pdb $(DIRLIB) /y

$(X_OBJS): $(DIROBJ)\enc $(DIROBJ)\dec $(DIRLIB) $(DIRINC) $(DIRBIN)
!IF "$(DLLBUILD)" == "TRUE"
$(X_OBJS): $(DIROBJ)\$(DLLINC)
clean::
	@-erase /s $(DIROBJ)\$(DLLINC) 2> NUL
!ENDIF

$(EXAMPLES_OBJS): $(DIROBJ)\examples $(DIRLIB)\$(TARGET)

$(DIROBJ)\enc:
	@if not exist "$(DIROBJ)\enc" mkdir $(DIROBJ)\enc

$(DIROBJ)\examples:
	@if not exist "$(DIROBJ)\examples" mkdir $(DIROBJ)\examples

$(DIROBJ)\dec:
	@if not exist "$(DIROBJ)\dec" mkdir $(DIROBJ)\dec

$(DIRLIB):
	@if not exist "$(DIRLIB)" mkdir $(DIRLIB)

$(DIRINC):
	@if not exist "$(DIRINC)" mkdir $(DIRINC)

$(DIRBIN):
	@if not exist "$(DIRBIN)" mkdir $(DIRBIN)

# generate a helper include to define WEBP_EXTERN suitable for the DLL build
$(DIROBJ)\$(DLLINC):
	@echo #ifndef WEBP_DLL_H_ > $@
	@echo #define WEBP_DLL_H_ >> $@
	@echo #define WEBP_EXTERN(type) __declspec(dllexport) type >> $@
	@echo #endif  /* WEBP_DLL_H_ */ >> $@

.SUFFIXES: .c .obj .res .exe
{examples}.c{$(DIROBJ)\examples}.obj:
	$(CC) $(CFLAGS) /Fo"$@"  $<
{src\dec}.c{$(DIROBJ)\dec}.obj:
	$(CC) $(CFLAGS) /Fo"$@"  $<
{src\enc}.c{$(DIROBJ)\enc}.obj:
	$(CC) $(CFLAGS) /Fo"$@"  $<

{$(DIROBJ)\examples}.obj{$(DIRBIN)}.exe:
	$(LNKEXE) $(LDFLAGS) /OUT:"$@" $<  ole32.lib windowscodecs.lib shlwapi.lib $(DIRLIB)\$(TARGET)
	$(MT) -manifest $@.manifest -outputresource:$@;1
	del $@.manifest

clean::
	@-erase /s $(DIROBJ)\*.dll 2> NUL
	@-erase /s $(DIROBJ)\*.exp 2> NUL
	@-erase /s $(DIROBJ)\*.idb 2> NUL
	@-erase /s $(DIROBJ)\*.lib 2> NUL
	@-erase /s $(DIROBJ)\*.obj 2> NUL
	@-erase /s $(DIROBJ)\*.pch 2> NUL
	@-erase /s $(DIROBJ)\*.pdb 2> NUL
	@-erase /s $(DIROBJ)\*.res 2> NUL

!ENDIF  # End of case where a config was provided.