pager: move pager-specific setup into the build

diff --git a/Makefile b/Makefile
index e11e626d05213f4734815f03f8077ffae6793a51..99491494b50e7f26322cd1f638b6ddb62de6a6ef 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -367,6 +367,14 @@ all::
 # Define HAVE_BSD_SYSCTL if your platform has a BSD-compatible sysctl function.
 #
 # Define HAVE_GETDELIM if your system has the getdelim() function.
+#
+# Define PAGER_ENV to a SP separated VAR=VAL pairs to define
+# default environment variables to be passed when a pager is spawned, e.g.
+#
+#    PAGER_ENV = LESS=FRX LV=-c
+#
+# to say "export LESS=FRX (and LV=-c) if the environment variable
+# LESS (and LV) is not set, respectively".
 
 GIT-VERSION-FILE: FORCE
        @$(SHELL_PATH) ./GIT-VERSION-GEN
@@ -375,13 +383,7 @@ GIT-VERSION-FILE: FORCE
 # CFLAGS and LDFLAGS are for the users to override from the command line.
 
 CFLAGS = -g -O2 -Wall
-LDFLAGS =
-ALL_CFLAGS = $(CPPFLAGS) $(CFLAGS)
-ALL_LDFLAGS = $(LDFLAGS)
-STRIP ?= strip
-
-ifdef DEVELOPER
-CFLAGS += -Werror \
+DEVELOPER_CFLAGS = -Werror \
        -Wdeclaration-after-statement \
        -Wno-format-zero-length \
        -Wold-style-definition \
@@ -390,7 +392,10 @@ CFLAGS += -Werror \
        -Wstrict-prototypes \
        -Wunused \
        -Wvla
-endif
+LDFLAGS =
+ALL_CFLAGS = $(CPPFLAGS) $(CFLAGS)
+ALL_LDFLAGS = $(LDFLAGS)
+STRIP ?= strip
 
 # Create as necessary, replace existing, make ranlib unneeded.
 ARFLAGS = rcs
@@ -440,7 +445,6 @@ DIFF = diff
 TAR = tar
 FIND = find
 INSTALL = install
-RPMBUILD = rpmbuild
 TCL_PATH = tclsh
 TCLTK_PATH = wish
 XGETTEXT = xgettext
@@ -621,7 +625,7 @@ TEST_PROGRAMS_NEED_X += test-svn-fe
 TEST_PROGRAMS_NEED_X += test-urlmatch-normalization
 TEST_PROGRAMS_NEED_X += test-wildmatch
 
-TEST_PROGRAMS = $(patsubst %,%$X,$(TEST_PROGRAMS_NEED_X))
+TEST_PROGRAMS = $(patsubst %,t/helper/%$X,$(TEST_PROGRAMS_NEED_X))
 
 # List built-in command $C whose implementation cmd_$C() is not in
 # builtin/$C.o but is linked in as part of some other command.
@@ -952,6 +956,10 @@ include config.mak.uname
 -include config.mak.autogen
 -include config.mak
 
+ifdef DEVELOPER
+CFLAGS += $(DEVELOPER_CFLAGS)
+endif
+
 ifndef sysconfdir
 ifeq ($(prefix),/usr)
 sysconfdir = /etc
@@ -1492,6 +1500,10 @@ ifeq ($(PYTHON_PATH),)
 NO_PYTHON = NoThanks
 endif
 
+ifndef PAGER_ENV
+PAGER_ENV = LESS=FRX LV=-c
+endif
+
 QUIET_SUBDIR0  = +$(MAKE) -C # space to separate -C and subdir
 QUIET_SUBDIR1  =
 
@@ -1613,6 +1625,11 @@ ifdef DEFAULT_HELP_FORMAT
 BASIC_CFLAGS += -DDEFAULT_HELP_FORMAT='"$(DEFAULT_HELP_FORMAT)"'
 endif
 
+PAGER_ENV_SQ = $(subst ','\'',$(PAGER_ENV))
+PAGER_ENV_CQ = "$(subst ",\",$(subst \,\\,$(PAGER_ENV)))"
+PAGER_ENV_CQ_SQ = $(subst ','\'',$(PAGER_ENV_CQ))
+BASIC_CFLAGS += -DPAGER_ENV='$(PAGER_ENV_CQ_SQ)'
+
 ALL_CFLAGS += $(BASIC_CFLAGS)
 ALL_LDFLAGS += $(BASIC_LDFLAGS)
 
@@ -1737,7 +1754,7 @@ common-cmds.h: $(wildcard Documentation/git-*.txt)
 
 SCRIPT_DEFINES = $(SHELL_PATH_SQ):$(DIFF_SQ):$(GIT_VERSION):\
        $(localedir_SQ):$(NO_CURL):$(USE_GETTEXT_SCHEME):$(SANE_TOOL_PATH_SQ):\
-       $(gitwebdir_SQ):$(PERL_PATH_SQ):$(SANE_TEXT_GREP)
+       $(gitwebdir_SQ):$(PERL_PATH_SQ):$(SANE_TEXT_GREP):$(PAGER_ENV)
 define cmd_munge_script
 $(RM) $@ $@+ && \
 sed -e '1s|#!.*/sh|#!$(SHELL_PATH_SQ)|' \
@@ -1750,6 +1767,7 @@ sed -e '1s|#!.*/sh|#!$(SHELL_PATH_SQ)|' \
     -e 's|@@GITWEBDIR@@|$(gitwebdir_SQ)|g' \
     -e 's|@@PERL@@|$(PERL_PATH_SQ)|g' \
     -e 's|@@SANE_TEXT_GREP@@|$(SANE_TEXT_GREP)|g' \
+    -e 's|@@PAGER_ENV@@|$(PAGER_ENV_SQ)|g' \
     $@.sh >$@+
 endef
 
@@ -1898,7 +1916,7 @@ VCSSVN_OBJS += vcs-svn/fast_export.o
 VCSSVN_OBJS += vcs-svn/svndiff.o
 VCSSVN_OBJS += vcs-svn/svndump.o
 
-TEST_OBJS := $(patsubst test-%$X,test-%.o,$(TEST_PROGRAMS))
+TEST_OBJS := $(patsubst %$X,%.o,$(TEST_PROGRAMS))
 OBJECTS := $(LIB_OBJS) $(BUILTIN_OBJS) $(PROGRAM_OBJS) $(TEST_OBJS) \
        $(XDIFF_OBJS) \
        $(VCSSVN_OBJS) \
@@ -2153,6 +2171,7 @@ GIT-BUILD-OPTIONS: FORCE
        @echo NO_PERL=\''$(subst ','\'',$(subst ','\'',$(NO_PERL)))'\' >>$@+
        @echo NO_PYTHON=\''$(subst ','\'',$(subst ','\'',$(NO_PYTHON)))'\' >>$@+
        @echo NO_UNIX_SOCKETS=\''$(subst ','\'',$(subst ','\'',$(NO_UNIX_SOCKETS)))'\' >>$@+
+       @echo PAGER_ENV=\''$(subst ','\'',$(subst ','\'',$(PAGER_ENV)))'\' >>$@+
 ifdef TEST_OUTPUT_DIRECTORY
        @echo TEST_OUTPUT_DIRECTORY=\''$(subst ','\'',$(subst ','\'',$(TEST_OUTPUT_DIRECTORY)))'\' >>$@+
 endif
@@ -2205,7 +2224,7 @@ bin-wrappers/%: wrap-for-bin.sh
        @mkdir -p bin-wrappers
        $(QUIET_GEN)sed -e '1s|#!.*/sh|#!$(SHELL_PATH_SQ)|' \
             -e 's|@@BUILD_DIR@@|$(shell pwd)|' \
-            -e 's|@@PROG@@|$(@F)|' < $< > $@ && \
+            -e 's|@@PROG@@|$(patsubst test-%,t/helper/test-%,$(@F))|' < $< > $@ && \
        chmod +x $@
 
 # GNU make supports exporting all variables by "export" without parameters.
@@ -2225,25 +2244,25 @@ perf: all
 
 .PHONY: test perf
 
-test-ctype$X: ctype.o
+t/helper/test-ctype$X: ctype.o
 
-test-date$X: date.o ctype.o
+t/helper/test-date$X: date.o ctype.o
 
-test-delta$X: diff-delta.o patch-delta.o
+t/helper/test-delta$X: diff-delta.o patch-delta.o
 
-test-line-buffer$X: vcs-svn/lib.a
+t/helper/test-line-buffer$X: vcs-svn/lib.a
 
-test-parse-options$X: parse-options.o parse-options-cb.o
+t/helper/test-parse-options$X: parse-options.o parse-options-cb.o
 
-test-svn-fe$X: vcs-svn/lib.a
+t/helper/test-svn-fe$X: vcs-svn/lib.a
 
 .PRECIOUS: $(TEST_OBJS)
 
-test-%$X: test-%.o GIT-LDFLAGS $(GITLIBS)
+t/helper/test-%$X: t/helper/test-%.o GIT-LDFLAGS $(GITLIBS)
        $(QUIET_LINK)$(CC) $(ALL_CFLAGS) -o $@ $(ALL_LDFLAGS) $(filter %.o,$^) $(filter %.a,$^) $(LIBS)
 
-check-sha1:: test-sha1$X
-       ./test-sha1.sh
+check-sha1:: t/helper/test-sha1$X
+       t/helper/test-sha1.sh
 
 SP_OBJ = $(patsubst %.o,%.sp,$(C_OBJ))
 
@@ -2390,31 +2409,25 @@ quick-install-html:
 
 ### Maintainer's dist rules
 
-git.spec: git.spec.in GIT-VERSION-FILE
-       sed -e 's/@@VERSION@@/$(GIT_VERSION)/g' < $< > $@+
-       mv $@+ $@
-
 GIT_TARNAME = git-$(GIT_VERSION)
-dist: git.spec git-archive$(X) configure
+dist: git-archive$(X) configure
        ./git-archive --format=tar \
                --prefix=$(GIT_TARNAME)/ HEAD^{tree} > $(GIT_TARNAME).tar
        @mkdir -p $(GIT_TARNAME)
-       @cp git.spec configure $(GIT_TARNAME)
+       @cp configure $(GIT_TARNAME)
        @echo $(GIT_VERSION) > $(GIT_TARNAME)/version
        @$(MAKE) -C git-gui TARDIR=../$(GIT_TARNAME)/git-gui dist-version
        $(TAR) rf $(GIT_TARNAME).tar \
-               $(GIT_TARNAME)/git.spec \
                $(GIT_TARNAME)/configure \
                $(GIT_TARNAME)/version \
                $(GIT_TARNAME)/git-gui/version
        @$(RM) -r $(GIT_TARNAME)
        gzip -f -9 $(GIT_TARNAME).tar
 
-rpm: dist
-       $(RPMBUILD) \
-               --define "_source_filedigest_algorithm md5" \
-               --define "_binary_filedigest_algorithm md5" \
-               -ta $(GIT_TARNAME).tar.gz
+rpm::
+       @echo >&2 "Use distro packaged sources to run rpmbuild"
+       @false
+.PHONY: rpm
 
 htmldocs = git-htmldocs-$(GIT_VERSION)
 manpages = git-manpages-$(GIT_VERSION)
@@ -2450,8 +2463,8 @@ profile-clean:
        $(RM) $(addsuffix *.gcno,$(addprefix $(PROFILE_DIR)/, $(object_dirs)))
 
 clean: profile-clean coverage-clean
-       $(RM) *.o *.res refs/*.o block-sha1/*.o ppc/*.o compat/*.o compat/*/*.o
-       $(RM) xdiff/*.o vcs-svn/*.o ewah/*.o builtin/*.o
+       $(RM) *.res
+       $(RM) $(OBJECTS)
        $(RM) $(LIB_FILE) $(XDIFF_LIB) $(VCSSVN_LIB)
        $(RM) $(ALL_PROGRAMS) $(SCRIPT_LIB) $(BUILT_INS) git$X
        $(RM) $(TEST_PROGRAMS) $(NO_INSTALL)
@@ -2490,6 +2503,7 @@ ALL_COMMANDS += git-gui git-citool
 
 .PHONY: check-docs
 check-docs::
+       $(MAKE) -C Documentation lint-docs
        @(for v in $(ALL_COMMANDS); \
        do \
                case "$$v" in \