Makefile: install hardlinks for git-remote-<scheme> supported by libcurl if possible

Instead of installing/copying three programs separately, just install one
and try to make hardlinks to the other two.

Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/Makefile b/Makefile
index 5f4d0c95e58955711038e329503cc6cbfeeb3568..438cffb44260cb5bd6265992b6833336c4e27bdc 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -383,7 +383,8 @@ BUILT_INS += git-stage$X
 BUILT_INS += git-status$X
 BUILT_INS += git-whatchanged$X
 
-# what 'all' will build and 'install' will install, in gitexecdir
+# what 'all' will build and 'install' will install in gitexecdir,
+# excluding programs for built-in commands
 ALL_PROGRAMS = $(PROGRAMS) $(SCRIPTS)
 
 # what 'all' will build but not install in gitexecdir
@@ -1661,7 +1662,7 @@ export gitexec_instdir
 install: all
        $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(bindir_SQ)'
        $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(gitexec_instdir_SQ)'
-       $(INSTALL) $(ALL_PROGRAMS) '$(DESTDIR_SQ)$(gitexec_instdir_SQ)'
+       $(INSTALL) $(filter-out $(CURL_SYNONYMS), $(ALL_PROGRAMS)) '$(DESTDIR_SQ)$(gitexec_instdir_SQ)'
        $(INSTALL) git$X git-upload-pack$X git-receive-pack$X git-upload-archive$X git-shell$X git-cvsserver '$(DESTDIR_SQ)$(bindir_SQ)'
        $(MAKE) -C templates DESTDIR='$(DESTDIR_SQ)' install
 ifndef NO_PERL
@@ -1687,6 +1688,12 @@ endif
                ln -s "git$X" "$$execdir/$$p" 2>/dev/null || \
                cp "$$execdir/git$X" "$$execdir/$$p" || exit; \
          done; } && \
+       { for p in $(CURL_SYNONYMS); do \
+               $(RM) "$$execdir/$$p" && \
+               ln "$$execdir/git-remote-http$X" "$$execdir/$$p" 2>/dev/null || \
+               ln -s "git-remote-http$X" "$$execdir/$$p" 2>/dev/null || \
+               cp "$$execdir/git-remote-http$X" "$$execdir/$$p" || exit; \
+         done; } && \
        ./check_bindir "z$$bindir" "z$$execdir" "$$bindir/git-add$X"
 
 install-doc: