118 lines
3.7 KiB
Plaintext
118 lines
3.7 KiB
Plaintext
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# This file should only be included in makefiles for Tcl extensions,
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# NOT in the makefile for Tcl itself.
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!ifndef _RULES_EXT_VC
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# We need to run from the directory the parent makefile is located in.
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# nmake does not tell us what makefile was used to invoke it so parent
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# makefile has to set the MAKEFILEVC macro or we just make a guess and
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# warn if we think that is not the case.
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!if "$(MAKEFILEVC)" == ""
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!if exist("$(PROJECT).vc")
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MAKEFILEVC = $(PROJECT).vc
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!elseif exist("makefile.vc")
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MAKEFILEVC = makefile.vc
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!endif
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!endif # "$(MAKEFILEVC)" == ""
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!if !exist("$(MAKEFILEVC)")
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MSG = ^
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You must run nmake from the directory containing the project makefile.^
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If you are doing that and getting this message, set the MAKEFILEVC^
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macro to the name of the project makefile.
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!message WARNING: $(MSG)
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!endif
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!if "$(PROJECT)" == "tcl"
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!error The rules-ext.vc file is not intended for Tcl itself.
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!endif
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# We extract version numbers using the nmakehlp program. For now use
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# the local copy of nmakehlp. Once we locate Tcl, we will use that
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# one if it is newer.
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!if [$(CC) -nologo -DNDEBUG "nmakehlp.c" -link -subsystem:console > nul]
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!endif
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# First locate the Tcl directory that we are working with.
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!if "$(TCLDIR)" != ""
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_RULESDIR = $(TCLDIR:/=\)
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!else
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# If an installation path is specified, that is also the Tcl directory.
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# Also Tk never builds against an installed Tcl, it needs Tcl sources
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!if defined(INSTALLDIR) && "$(PROJECT)" != "tk"
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_RULESDIR=$(INSTALLDIR:/=\)
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!else
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# Locate Tcl sources
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!if [echo _RULESDIR = \> nmakehlp.out] \
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|| [nmakehlp -L generic\tcl.h >> nmakehlp.out]
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_RULESDIR = ..\..\tcl
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!else
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!include nmakehlp.out
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!endif
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!endif # defined(INSTALLDIR)....
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!endif # ifndef TCLDIR
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# Now look for the targets.vc file under the Tcl root. Note we check this
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# file and not rules.vc because the latter also exists on older systems.
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!if exist("$(_RULESDIR)\lib\nmake\targets.vc") # Building against installed Tcl
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_RULESDIR = $(_RULESDIR)\lib\nmake
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!elseif exist("$(_RULESDIR)\win\targets.vc") # Building against Tcl sources
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_RULESDIR = $(_RULESDIR)\win
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!else
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# If we have not located Tcl's targets file, most likely we are compiling
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# against an older version of Tcl and so must use our own support files.
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_RULESDIR = .
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!endif
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!if "$(_RULESDIR)" != "."
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# Potentially using Tcl's support files. If this extension has its own
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# nmake support files, need to compare the versions and pick newer.
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!if exist("rules.vc") # The extension has its own copy
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!if [echo TCL_RULES_MAJOR = \> versions.vc] \
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&& [nmakehlp -V "$(_RULESDIR)\rules.vc" RULES_VERSION_MAJOR >> versions.vc]
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!endif
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!if [echo TCL_RULES_MINOR = \>> versions.vc] \
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&& [nmakehlp -V "$(_RULESDIR)\rules.vc" RULES_VERSION_MINOR >> versions.vc]
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!endif
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!if [echo OUR_RULES_MAJOR = \>> versions.vc] \
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&& [nmakehlp -V "rules.vc" RULES_VERSION_MAJOR >> versions.vc]
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!endif
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!if [echo OUR_RULES_MINOR = \>> versions.vc] \
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&& [nmakehlp -V "rules.vc" RULES_VERSION_MINOR >> versions.vc]
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!endif
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!include versions.vc
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# We have a newer version of the support files, use them
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!if ($(TCL_RULES_MAJOR) != $(OUR_RULES_MAJOR)) || ($(TCL_RULES_MINOR) < $(OUR_RULES_MINOR))
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_RULESDIR = .
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!endif
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!endif # if exist("rules.vc")
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!endif # if $(_RULESDIR) != "."
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# Let rules.vc know what copy of nmakehlp.c to use.
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NMAKEHLPC = $(_RULESDIR)\nmakehlp.c
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# Get rid of our internal defines before calling rules.vc
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!undef TCL_RULES_MAJOR
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!undef TCL_RULES_MINOR
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!undef OUR_RULES_MAJOR
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!undef OUR_RULES_MINOR
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!if exist("$(_RULESDIR)\rules.vc")
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!message *** Using $(_RULESDIR)\rules.vc
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!include "$(_RULESDIR)\rules.vc"
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!else
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!error *** Could not locate rules.vc in $(_RULESDIR)
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!endif
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!endif # _RULES_EXT_VC
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