multi-pack-index: load into memory

diff --git a/Makefile b/Makefile
index 4bca65383a784dca7da0092adb6c2eb754fa83cf..0b801d1b16b96f46b0d3008dbe03d45e0ddce93d 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -717,6 +717,7 @@ TEST_BUILTINS_OBJS += test-online-cpus.o
 TEST_BUILTINS_OBJS += test-path-utils.o
 TEST_BUILTINS_OBJS += test-prio-queue.o
 TEST_BUILTINS_OBJS += test-read-cache.o
+TEST_BUILTINS_OBJS += test-read-midx.o
 TEST_BUILTINS_OBJS += test-ref-store.o
 TEST_BUILTINS_OBJS += test-regex.o
 TEST_BUILTINS_OBJS += test-revision-walking.o
@@ -795,7 +796,7 @@ LIB_FILE = libgit.a
 XDIFF_LIB = xdiff/lib.a
 VCSSVN_LIB = vcs-svn/lib.a
 
-GENERATED_H += common-cmds.h
+GENERATED_H += command-list.h
 
 LIB_H = $(shell $(FIND) . \
        -name .git -prune -o \
@@ -890,6 +891,7 @@ LIB_OBJS += merge.o
 LIB_OBJS += merge-blobs.o
 LIB_OBJS += merge-recursive.o
 LIB_OBJS += mergesort.o
+LIB_OBJS += midx.o
 LIB_OBJS += name-hash.o
 LIB_OBJS += notes.o
 LIB_OBJS += notes-cache.o
@@ -1047,6 +1049,7 @@ BUILTIN_OBJS += builtin/merge-recursive.o
 BUILTIN_OBJS += builtin/merge-tree.o
 BUILTIN_OBJS += builtin/mktag.o
 BUILTIN_OBJS += builtin/mktree.o
+BUILTIN_OBJS += builtin/multi-pack-index.o
 BUILTIN_OBJS += builtin/mv.o
 BUILTIN_OBJS += builtin/name-rev.o
 BUILTIN_OBJS += builtin/notes.o
@@ -1351,17 +1354,19 @@ ifdef APPLE_COMMON_CRYPTO
        LIB_4_CRYPTO += -framework Security -framework CoreFoundation
 endif
 endif
-ifdef NEEDS_LIBICONV
-       ifdef ICONVDIR
-               BASIC_CFLAGS += -I$(ICONVDIR)/include
-               ICONV_LINK = -L$(ICONVDIR)/$(lib) $(CC_LD_DYNPATH)$(ICONVDIR)/$(lib)
-       else
-               ICONV_LINK =
-       endif
-       ifdef NEEDS_LIBINTL_BEFORE_LIBICONV
-               ICONV_LINK += -lintl
+ifndef NO_ICONV
+       ifdef NEEDS_LIBICONV
+               ifdef ICONVDIR
+                       BASIC_CFLAGS += -I$(ICONVDIR)/include
+                       ICONV_LINK = -L$(ICONVDIR)/$(lib) $(CC_LD_DYNPATH)$(ICONVDIR)/$(lib)
+               else
+                       ICONV_LINK =
+               endif
+               ifdef NEEDS_LIBINTL_BEFORE_LIBICONV
+                       ICONV_LINK += -lintl
+               endif
+               EXTLIBS += $(ICONV_LINK) -liconv
        endif
-       EXTLIBS += $(ICONV_LINK) -liconv
 endif
 ifdef NEEDS_LIBGEN
        EXTLIBS += -lgen
@@ -2006,9 +2011,9 @@ git$X: git.o GIT-LDFLAGS $(BUILTIN_OBJS) $(GITLIBS)
        $(QUIET_LINK)$(CC) $(ALL_CFLAGS) -o $@ $(ALL_LDFLAGS) \
                $(filter %.o,$^) $(LIBS)
 
-help.sp help.s help.o: common-cmds.h
+help.sp help.s help.o: command-list.h
 
-builtin/help.sp builtin/help.s builtin/help.o: common-cmds.h GIT-PREFIX
+builtin/help.sp builtin/help.s builtin/help.o: command-list.h GIT-PREFIX
 builtin/help.sp builtin/help.s builtin/help.o: EXTRA_CPPFLAGS = \
        '-DGIT_HTML_PATH="$(htmldir_relative_SQ)"' \
        '-DGIT_MAN_PATH="$(mandir_relative_SQ)"' \
@@ -2027,9 +2032,9 @@ $(BUILT_INS): git$X
        ln -s $< $@ 2>/dev/null || \
        cp $< $@
 
-common-cmds.h: generate-cmdlist.sh command-list.txt
+command-list.h: generate-cmdlist.sh command-list.txt
 
-common-cmds.h: $(wildcard Documentation/git-*.txt)
+command-list.h: $(wildcard Documentation/git*.txt)
        $(QUIET_GEN)$(SHELL_PATH) ./generate-cmdlist.sh command-list.txt >$@+ && mv $@+ $@
 
 SCRIPT_DEFINES = $(SHELL_PATH_SQ):$(DIFF_SQ):$(GIT_VERSION):\
@@ -2273,7 +2278,7 @@ else
 # Dependencies on header files, for platforms that do not support
 # the gcc -MMD option.
 #
-# Dependencies on automatically generated headers such as common-cmds.h
+# Dependencies on automatically generated headers such as command-list.h
 # should _not_ be included here, since they are necessary even when
 # building an object for the first time.
 
@@ -2653,7 +2658,7 @@ sparse: $(SP_OBJ)
 style:
        git clang-format --style file --diff --extensions c,h
 
-check: common-cmds.h
+check: command-list.h
        @if sparse; \
        then \
                echo >&2 "Use 'make sparse' instead"; \
@@ -2901,7 +2906,7 @@ clean: profile-clean coverage-clean
        $(RM) $(TEST_PROGRAMS) $(NO_INSTALL)
        $(RM) -r bin-wrappers $(dep_dirs)
        $(RM) -r po/build/
-       $(RM) *.pyc *.pyo */*.pyc */*.pyo common-cmds.h $(ETAGS_TARGET) tags cscope*
+       $(RM) *.pyc *.pyo */*.pyc */*.pyo command-list.h $(ETAGS_TARGET) tags cscope*
        $(RM) -r $(GIT_TARNAME) .doc-tmp-dir
        $(RM) $(GIT_TARNAME).tar.gz git-core_$(GIT_VERSION)-*.tar.gz
        $(RM) $(htmldocs).tar.gz $(manpages).tar.gz