RE: Semantic errors

["Randall S. Becker" <rsbecker@nexbridge.com>]

> Of On March 25, 2019 15:22, Fabio Aiuto wrote:
> Il giorno sab, 23/03/2019 alle 15.34 -0400, Randall S. Becker ha
> scritto:
> > On March 23, 2019 9:00, Fabio Aiuto wrote:
> > > To: Randall S. Becker <rsbecker@nexbridge.com>; git@vger.kernel.org
> > > Subject: Re: Semantic errors
> > >
> > > Il giorno ven, 22/03/2019 alle 18.43 -0400, Randall S. Becker ha
> > > scritto:
> > > > > -----Original Message-----
> > > > > From: Fabio Aiuto <polinice83@libero.it>
> > > > > Sent: March 22, 2019 17:41
> > > > > To: Randall S. Becker <rsbecker@nexbridge.com>; git@vger.kernel
> > > > > .org
> > > > > Subject: Re: Semantic errors
> > > > >
> > > > > Il giorno ven, 22/03/2019 alle 17.39 -0400, Randall S. Becker ha
> > > > > scritto:
> > > > > > On March 22, 2019 17:25, Fabio Aiuto
> > > > > > > Il giorno gio, 21/03/2019 alle 17.03 -0400, Randall S.
> > > > > > > Becker ha
> > > > > > > scritto:
> > > > > > > > > Of On March 21, 2019 15:32, Fabio Aiuto wrote:
> > > > > > > > > Il giorno gio, 21/03/2019 alle 15.16 -0400, Randall S.
> > > > > > > > > Becker ha
> > > > > > > > > scritto:
> > > > > > > > > > On March 21, 2019 15:06, Fabio Aiuto wrote:
> > > > > > > > > > > I'm browsins git code with Eclipse. I'm on a local
> > > > > > > > > > > branch called "studio" based on master (last public
> > > > > > > > > > > commit e902e9b by Junio C Hamano on Monday March 11
> > > > > > > > > > > 2019). I've built everything by
> > > > > > > > > > > changing:
> > > > > > > > > > > CFLAGS = -g -Wall (removing -O2 to have smooth trace
> > > > > > > > > > > in debugging).
> > > > > > > > > > > But the environment detects the following semantic
> > > > > > > > > > > errors (I made no
> > > > > > > > > > > edits!!!):
> > > > > > > > > > > Description	Resource	Path	Loca
> > > > > > > > > > > tion
> > > > > > > > > > > Type
> > > > > > > > > > > Symbol 'GIT_HTML_PATH' could not be resolved
> > > > > > > > > > > git
> > > > > > > > > > > .c
> > > > > > > > > > > /g
> > > > > > > > > > > it
> > > > > > > > > > > line 154	Semantic Error
> > > > > > > > > > > Symbol 'GIT_MAN_PATH' could not be resolved
> > > > > > > > > > > git.
> > > > > > > > > > > c
> > > > > > > > > > > /gi
> > > > > > > > > > > t
> > > > > > > > > > > line 158	Semantic Error
> > > > > > > > > > > Symbol 'GIT_INFO_PATH' could not be resolved
> > > > > > > > > > > git
> > > > > > > > > > > .c
> > > > > > > > > > > /g
> > > > > > > > > > > it
> > > > > > > > > > > line 162	Semantic Error
> > > > > > > > > > > Symbol 'active_cache' could not be resolved
> > > > > > > > > > > comm
> > > > > > > > > > > it.c
> > > > > > > > > > > /git
> > > > > > > > > > > /builtin	line 899	Semantic Error
> > > > > > > > > > > Field 'ce_intent_to_add(active_cache[i])' could not
> > > > > > > > > > > be resolved
> > > > > > > > > > > commit.c	/git/builtin	line 899
> > > > > > > > > > > Sem
> > > > > > > > > > > anti
> > > > > > > > > > > c
> > > > > > > > > > > Error
> > > > > > > > > > > Symbol 'active_nr' could not be resolved	com
> > > > > > > > > > > mit.
> > > > > > > > > > > c
> > > > > > > > > > > /gi
> > > > > > > > > > > t/bu
> > > > > > > > > > > iltin	line 889	Semantic Error
> > > > > > > > > > > Symbol 'active_nr' could not be resolved	com
> > > > > > > > > > > mit.
> > > > > > > > > > > c
> > > > > > > > > > > /gi
> > > > > > > > > > > t/bu
> > > > > > > > > > > iltin	line 898	Semantic Error
> > > > > > > > > > > Field 'oid' could not be resolved	commit.c
> > > > > > > > > > > /g
> > > > > > > > > > > it/b
> > > > > > > > > > > uilt
> > > > > > > > > > > in
> > > > > > > > > > > line 1654	Semantic Error
> > > > > > > > > > > Symbol 'active_nr' could not be resolved	com
> > > > > > > > > > > mit.
> > > > > > > > > > > c
> > > > > > > > > > > /gi
> > > > > > > > > > > t/bu
> > > > > > > > > > > iltin	line 901	Semantic Error
> > > > > > > > > > > Symbol 'active_cache_tree' could not be resolved com
> > > > > > > > > > > mit.
> > > > > > > > > > > c
> > > > > > > > > > > /git/builtin	line 1654	Semantic Error
> > > > > > > > > > > Symbol 'active_cache_changed' could not be resolved
> > > > > > > > > > > comm it.c
> > > > > > > > > > > /git/builtin	line 418	Semantic Error
> > > > > > > > > > > Symbol 'active_cache_tree' could not be resolved com
> > > > > > > > > > > mit.
> > > > > > > > > > > c
> > > > > > > > > > > /git/builtin	line 419	Semantic Error
> > > > > > > > > > > Symbol 'active_nr' could not be resolved	com
> > > > > > > > > > > mit.
> > > > > > > > > > > c
> > > > > > > > > > > /gi
> > > > > > > > > > > t/bu
> > > > > > > > > > > iltin	line 254	Semantic Error
> > > > > > > > > > > Symbol 'active_cache' could not be resolved
> > > > > > > > > > > comm
> > > > > > > > > > > it.c
> > > > > > > > > > > /git
> > > > > > > > > > > /builtin	line 255	Semantic Error
> > > > > > > > > > >
> > > > > > > > > > > I can debug without problems, but what if I should
> > > > > > > > > > > trece through one of those errors?
> > > > > > > > > > > How can I fix them?
> > > > > > > > > >
> > > > > > > > > > This situation occurs in many projects in ECLIPSE, not
> > > > > > > > > > only git.
> > > > > > > > > > The
> > > > > > > > > > errors are likely coming from one of the error parsers
> > > > > > > > > > that you have enabled in your workspace. Look in the
> > > > > > > > > > Project Properties or Workspace Preferences under
> > > > > > > > > > C/C++ Build/Settings in the Error Parsers tab for your
> > > > > > > > > > build configuration.
> > > > > > > > > > You may
> > > > > > > > > > have to turn off some of those.
> > > > > > > > > > There is also the C/C++ General/Code Analysis
> > > > > > > > > > Preferences setting where you might have to turn off
> > > > > > > > > > the problematic errors. I have found that this is a
> > > > > > > > > > common situation for code that is imported into
> > > > > > > > > > ECLIPSE from other platforms, where the GNU error and
> > > > > > > > > > analysis tools are overly aggressive by default.
> > > > > > > > > >
> > > > > > > > > > Good luck.
> > > > > > > > > > Randall
> > > > > > > > > >
> > > > > > > > > > -- Brief whoami:
> > > > > > > > > >  NonStop developer since approximately
> > > > > > > > > > 211288444200000000
> > > > > > > > > >  UNIX developer since approximately 421664400
> > > > > > > > > > -- In my real life, I talk too much.
> > > > > > > > > >
> > > > > > > > > >
> > > > > > > > > >
> > > > > > > > >
> > > > > > > > > Thank you I tried to disable all of them, but they all
> > > > > > > > > remain.
> > > > > > > > > For
> > > > > > > > > example the variable 'active_nr' is actually never
> > > > > > > > > declared.
> > > > > > > > > That's
> > > > > > > > > so strange.
> > > > > > > > > Hope to
> > > > > > > > > solve this all soon. I'm freezed...
> > > > > > > >
> > > > > > > > It is very likely in ECLIPSE either in workstation or
> > > > > > > > project settings relating to error parsers (turn
> > > > > > > > everything off).
> > > > > > > > It
> > > > > > > > still may be an error parser issue. One key thing... do
> > > > > > > > not use -Wall.
> > > > > > > > There are also settings about what to do in some error
> > > > > > > > conditions configured in ECLIPSE. -Wall could be probably
> > > > > > > > triggering a response from one of the error parsers. But
> > > > > > > > the Semantic Error type is not normally from the compiler;
> > > > > > > > rather, it is from ECLIPSE CDT pre- scanning the code.
> > > > > > > > Anyway, check out other -W settings to disable all
> > > > > > > > warnings as a start.
> > > > > > > > If
> > > > > > > > you are building in Cygwin or Mingw, you probably can
> > > > > > > > ignore the ECLIPSE errors, especially if git actually
> > > > > > > > built. If you are trying to mix a managed build and a
> > > > > > > > non-managed build in the same project, you are going to be
> > > > > > > > out of luck.
> > > > > > > >
> > > > > > >
> > > > > > > If I run a make inside the git working directory, this will
> > > > > > > just create binaries in the working directory. But in my
> > > > > > > home/{myname}/bin/ I have found the following files:
> > > > > > >
> > > > > > > git git-cvsserver gitk git-receive-pack git-shell git-
> > > > > > > upload-
> > > > > > > archive git-upload- pack
> > > > > > >
> > > > > > > Maybe they are deployed by a make install I run accidentally
> > > > > > > (I think that's possible). How could I clean the effect of
> > > > > > > this accidental install?
> > > > > > > If I don't
> > > > > > > clean this install could I have problems in the future?
> > > > > >
> > > > > > I haven't done a Windows build so I really can't help here.
> > > > > > Anyone
> > > > > > else able to chime in?
> > > > > >
> > > > >
> > > > > I'm on debian stretch.
> > > >
> > > > Unless /home/{yourname}/bin is on your PATH, the make install
> > > > should not cause a problem and cleaning up from it probably is
> > > > fine. I'm surprised there is no /home/{yourname}/share also
> > > > because make install will move man pages into it - although you
> > > > might not have all of the man pages installed (that is another
> > > > topic and make target - my platform does not have a port of the
> > > > Asciidoctor tool, so I can't build git man pages, so I use
> > > > quick-install-man, which depends on having a clone of the man page
> > > > repository that the really awesome git team creates). It might be
> > > > helpful to specify some of the option defines described in the
> > > > Makefile so that the install goes to the proper place (like
> > > > /usr/local). Run 'uname -s' to figure out which system type
> > > > config.mak.uname is going to use, and go from there.
> > > >
> > > > Good luck.
> > > >
> > > > Randall
> > > >
> > > > -- Brief whoami:
> > > >  NonStop developer since approximately 211288444200000000
> > > >  UNIX developer since approximately 421664400
> > > > -- In my real life, I talk too much.
> > > >
> > > >
> > > >
> > >
> > > I found in the Makefile:
> > >
> > > ...
> > >
> > > prefix = $(HOME)
> > > bindir = $(prefix)/bin <--- delete the whole home/fabio/bin mandir =
> > > $(prefix)/share/man  <--- delete infodir = $(prefix)/share/info <
> > > --- delete
> > > gitexecdir = libexec/git-core <---- delete mergetoolsdir =
> > > $(gitexecdir)/mergetools <---not present sharedir = $(prefix)/share
> > > <---
> > > delete gitwebdir = $(sharedir)/gitweb <--- delete perllibdir =
> > > $(sharedir)/perl5
> > > <--- delete localedir = $(sharedir)/locale <--- delete template_dir
> > > = share/git- core/templates <--- delete htmldir =
> > > $(prefix)/share/doc/git-doc <-
> > > -- not
> > > present
> > > ETC_GITCONFIG = $(sysconfdir)/gitconfig   <--- in my /etc there's no
> > > gitconfig ETC_GITATTRIBUTES = $(sysconfdir)/gitattributes <--- in my
> > > /etc there's no gitattributes lib = lib # DESTDIR = pathsep = :
> > >
> > > bindir_relative = $(patsubst $(prefix)/%,%,$(bindir))
> > > mandir_relative = $(patsubst $(prefix)/%,%,$(mandir))
> > > infodir_relative = $(patsubst
> > > $(prefix)/%,%,$(infodir)) gitexecdir_relative = $(patsubst
> > > $(prefix)/%,%,$(gitexecdir)) localedir_relative = $(patsubst
> > > $(prefix)/%,%,$(localedir)) htmldir_relative = $(patsubst
> > > $(prefix)/%,%,$(htmldir)) perllibdir_relative = $(patsubst
> > > $(prefix)/%,%,$(perllibdir))
> > >
> > > ...
> > >
> > > so by deleting all this stuff should be everything good, shouldn't
> > > it?
> > > Please let me know if there should be anything else to know.
> >
> > Your path, being
> > PATH=~/bin:/home/{myname}/bin:/usr/local/bin:/usr/bin:/bin:/usr/local
> > /g
> > ames:/usr/games:/usr/sbin:/sbin
> > puts your own bin in front of where the system-defined git would be
> > located. So yes, the new install will interfere. As long as you remove
> > the git install from ~/bin and /home/{myname}/bin (are these not the
> > same?), you should go back to using the system's git.
> >
> Thank you Randall, I wonder if it's due to that install that I have these first
> wo entries in my PATH environment variable. If I create a new user I don't
> have any entries pointing at home/{username}. Maybe it's impossible to
> know (I've found nothing related in the Makefile).
> Does install command set the environment variables with the specified install
> paths?

AFAIK, the git make install does not modify the user's .profile, .bashrc, or any other thing in UNIX that would change your environment settings.
Good luck,
Randall