Compiling git with makepp patch

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 Hi,

getting ready for the release of makepp version 2.0, I'm testing it for building various popular open source software.

Git has been giving our promise of Gnu make compatibility a hard time. I have just checked in a series of small fixes, many which were needed to compile Git. This includes things like:

   * accepting an action-prefix of +
   * implementing the cosmetic --no-print-directory directory option, which
     in your usage is essential
   * smarter MAKEFLAGS handling, because you unset it several times, but we
     have more options, some must reach the submake
   * allow special variables like $@ outside of rules — this used to be an error

There are however two things which I can hardly hope to fix:

GIT-VERSION-FILE: FORCE
     @$(SHELL_PATH) ./GIT-VERSION-GEN
-include GIT-VERSION-FILE
.PHONY: FORCE

I don't know why you depend on a phony that has no rule — I also had to make that possible. The file needs to be built immediately so that it can be included, before reading the rest of the makefile. But the dependency is only known to be phony after running the rule. Here you have a hen-egg problem, where I have no clue how Gnu make can cope (this is the one case where it requires .PHONY). Anyway, makepp needs the phony declaration before.

The other thing caused me quite a headache before I understood:

PERL_PATH_SQ  = $(subst ','\'',$(PERL_PATH))#'

I suppose you added the comment for Emacs' syntax highlighting, to have an even number of unescaped quotes. The problem is makepp parses this line just like Emacs, so it doesn't find the comment, adding in the #' at the point of use, which completely screws the sed command. (You might want to apply my fix to a few other makefiles, which have SQ variables, albeit without the syntax highlighting workaround, so they are only visually defect.)

coralament / best Grötens / liebe Grüße / best regards / elkorajn salutojn
Daniel Pfeiffer

--
lerne / learn / apprends / lär dig / ucz się    Esperanto:
                    http://lernu.net   /http://ikurso.net

diff -wrup git-2010-08-21/git-gui/Makefile git-2010-08-21a/git-gui/Makefile
--- git-2010-08-21/git-gui/Makefile	2010-08-20 21:55:41.000000000 +0200
+++ git-2010-08-21a/git-gui/Makefile	2010-08-21 20:59:10.272785510 +0200
@@ -7,6 +7,7 @@ all::
 # TCL_PATH must be vaild for this to work.
 #
 
+.PHONY: FORCE
 GIT-VERSION-FILE: FORCE
 	@$(SHELL_PATH) ./GIT-VERSION-GEN
 -include GIT-VERSION-FILE
@@ -340,4 +341,3 @@ ifdef GITGUI_WINDOWS_WRAPPER
 endif
 
 .PHONY: all install uninstall dist-version clean
-.PHONY: FORCE
diff -wrup git-2010-08-21/gitweb/Makefile git-2010-08-21a/gitweb/Makefile
--- git-2010-08-21/gitweb/Makefile	2010-08-20 21:55:41.000000000 +0200
+++ git-2010-08-21a/gitweb/Makefile	2010-08-21 21:09:47.499919056 +0200
@@ -52,12 +52,15 @@ SHELL_PATH ?= $(SHELL)
 PERL_PATH  ?= /usr/bin/perl
 
 # Shell quote;
-bindir_SQ = $(subst ','\'',$(bindir))#'
-gitwebdir_SQ = $(subst ','\'',$(gitwebdir))#'
-gitwebstaticdir_SQ = $(subst ','\'',$(gitwebdir)/static)#'
-SHELL_PATH_SQ = $(subst ','\'',$(SHELL_PATH))#'
-PERL_PATH_SQ  = $(subst ','\'',$(PERL_PATH))#'
-DESTDIR_SQ    = $(subst ','\'',$(DESTDIR))#'
+Q='
+# ' This comment is only to appease IDEs like Emacs.
+# The comment is on a new line, else makepp would see it as a quoted hash.
+bindir_SQ = $(subst $Q,'\'',$(bindir))
+gitwebdir_SQ = $(subst $Q,'\'',$(gitwebdir))
+gitwebstaticdir_SQ = $(subst $Q,'\'',$(gitwebdir)/static)
+SHELL_PATH_SQ = $(subst $Q,'\'',$(SHELL_PATH))
+PERL_PATH_SQ  = $(subst $Q,'\'',$(PERL_PATH))
+DESTDIR_SQ    = $(subst $Q,'\'',$(DESTDIR))
 
 # Quiet generation (unless V=1)
 QUIET_SUBDIR0  = +$(MAKE) -C # space to separate -C and subdir
diff -wrup git-2010-08-21/Makefile git-2010-08-21a/Makefile
--- git-2010-08-21/Makefile	2010-08-20 21:55:41.000000000 +0200
+++ git-2010-08-21a/Makefile	2010-08-21 21:02:07.676932693 +0200
@@ -236,6 +236,7 @@ all::
 #
 # Define NATIVE_CRLF if your platform uses CRLF for line endings.
 
+.PHONY: FORCE
 GIT-VERSION-FILE: FORCE
 	@$(SHELL_PATH) ./GIT-VERSION-GEN
 -include GIT-VERSION-FILE
@@ -2217,7 +2218,7 @@ endif
 
 .PHONY: all install clean strip
 .PHONY: shell_compatibility_test please_set_SHELL_PATH_to_a_more_modern_shell
-.PHONY: FORCE TAGS tags cscope
+.PHONY: TAGS tags cscope
 
 ### Check documentation
 #


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