Jeff King <peff@xxxxxxxx> writes: > We have to c-quote strings coming from Makefile variables > when we pass them to the compiler via "-D". Now that we can > use $(call) in our Makefile, we can factor out the quoting > to make things easier to read. We can also apply it more > consistently, as there were many spots that should have been > C-quoting but did not. For example: > > make prefix='foo\bar' > > would produce an exec_cmd.o with a broken prefix. > > Signed-off-by: Jeff King <peff@xxxxxxxx> > --- > Makefile | 58 +++++++++++++++++++++++++++++----------------------------- > 1 file changed, 29 insertions(+), 29 deletions(-) > > diff --git a/Makefile b/Makefile > index 868872f..b1c3fb4 100644 > --- a/Makefile > +++ b/Makefile > @@ -1568,6 +1568,17 @@ endif > sqi = $(subst ','\'',$1) > sq = '$(call sqi,$1)' > > +# usage: $(call cq,CONTENTS) > +# > +# Quote the value as appropriate for a C string literal. > +cq = "$(subst ",\",$(subst \,\\,$1))" > + > +# usage: $(call scq,CONTENTS) > +# > +# Quote the value as C string inside a shell string. Good for passing strings > +# on the command line via "-DFOO=$(call # scq,$(FOO))". "call # scq"??? > +scq = $(call sq,$(call cq,$1)) > + > # usage: $(eval $(call make-var,FN,DESC,CONTENTS)) > # > # Create a rule to write $CONTENTS (which should come from a make variable) > @@ -1617,28 +1628,17 @@ LIB_OBJS += $(COMPAT_OBJS) > # Quote for C > > ifdef DEFAULT_EDITOR > -DEFAULT_EDITOR_CQ = "$(subst ",\",$(subst \,\\,$(DEFAULT_EDITOR)))" > -DEFAULT_EDITOR_CQ_SQ = $(subst ','\'',$(DEFAULT_EDITOR_CQ)) > - > -BASIC_CFLAGS += -DDEFAULT_EDITOR='$(DEFAULT_EDITOR_CQ_SQ)' > +BASIC_CFLAGS += -DDEFAULT_EDITOR=$(call scq,$(DEFAULT_EDITOR)) > endif > > ifdef DEFAULT_PAGER > -DEFAULT_PAGER_CQ = "$(subst ",\",$(subst \,\\,$(DEFAULT_PAGER)))" > -DEFAULT_PAGER_CQ_SQ = $(subst ','\'',$(DEFAULT_PAGER_CQ)) > - > -BASIC_CFLAGS += -DDEFAULT_PAGER='$(DEFAULT_PAGER_CQ_SQ)' > +BASIC_CFLAGS += -DDEFAULT_PAGER=$(call scq,$(DEFAULT_PAGER)) > endif > > ifdef SHELL_PATH > -SHELL_PATH_CQ = "$(subst ",\",$(subst \,\\,$(SHELL_PATH)))" > -SHELL_PATH_CQ_SQ = $(subst ','\'',$(SHELL_PATH_CQ)) > - > -BASIC_CFLAGS += -DSHELL_PATH='$(SHELL_PATH_CQ_SQ)' > +BASIC_CFLAGS += -DSHELL_PATH=$(call scq,$(SHELL_PATH)) > endif > > -GIT_USER_AGENT_CQ = "$(subst ",\",$(subst \,\\,$(GIT_USER_AGENT)))" > -GIT_USER_AGENT_CQ_SQ = $(subst ','\'',$(GIT_USER_AGENT_CQ)) > $(eval $(call make-var,USER-AGENT,user agent string,$(GIT_USER_AGENT))) > > ifdef DEFAULT_HELP_FORMAT > @@ -1723,9 +1723,9 @@ strip: $(PROGRAMS) git$X > > git.sp git.s git.o: MAKE/PREFIX > git.sp git.s git.o: EXTRA_CPPFLAGS = \ > - '-DGIT_HTML_PATH="$(htmldir_relative_SQ)"' \ > - '-DGIT_MAN_PATH="$(mandir_relative_SQ)"' \ > - '-DGIT_INFO_PATH="$(infodir_relative_SQ)"' > + -DGIT_HTML_PATH=$(call scq,$(htmldir_relative)) \ > + -DGIT_MAN_PATH=$(call scq,$(mandir_relative)) \ > + -DGIT_INFO_PATH=$(call scq,$(infodir_relative)) > > git$X: git.o MAKE/LDFLAGS $(BUILTIN_OBJS) $(GITLIBS) > $(QUIET_LINK)$(CC) $(ALL_CFLAGS) -o $@ git.o \ > @@ -1735,14 +1735,14 @@ help.sp help.s help.o: common-cmds.h > > builtin/help.sp builtin/help.s builtin/help.o: common-cmds.h MAKE/PREFIX > builtin/help.sp builtin/help.s builtin/help.o: EXTRA_CPPFLAGS = \ > - '-DGIT_HTML_PATH="$(htmldir_relative_SQ)"' \ > - '-DGIT_MAN_PATH="$(mandir_relative_SQ)"' \ > - '-DGIT_INFO_PATH="$(infodir_relative_SQ)"' > + -DGIT_HTML_PATH=$(call scq,$(htmldir_relative)) \ > + -DGIT_MAN_PATH=$(call scq,$(mandir_relative)) \ > + -DGIT_INFO_PATH=$(call scq,$(infodir_relative)) > > version.sp version.s version.o: GIT-VERSION-FILE MAKE/USER-AGENT > version.sp version.s version.o: EXTRA_CPPFLAGS = \ > - '-DGIT_VERSION="$(GIT_VERSION)"' \ > - '-DGIT_USER_AGENT=$(GIT_USER_AGENT_CQ_SQ)' > + -DGIT_VERSION=$(call scq,$(GIT_VERSION)) \ > + -DGIT_USER_AGENT=$(call scq,$(GIT_USER_AGENT)) > > $(BUILT_INS): git$X > $(QUIET_BUILT_IN)$(RM) $@ && \ > @@ -2020,25 +2020,25 @@ endif > > exec_cmd.sp exec_cmd.s exec_cmd.o: MAKE/PREFIX > exec_cmd.sp exec_cmd.s exec_cmd.o: EXTRA_CPPFLAGS = \ > - '-DGIT_EXEC_PATH="$(gitexecdir_SQ)"' \ > - '-DBINDIR="$(bindir_relative_SQ)"' \ > - '-DPREFIX="$(prefix_SQ)"' > + -DGIT_EXEC_PATH=$(call scq,$(gitexecdir)) \ > + -DBINDIR=$(call scq,$(bindir_relative)) \ > + -DPREFIX=$(call scq,$(prefix)) > > builtin/init-db.sp builtin/init-db.s builtin/init-db.o: MAKE/PREFIX > builtin/init-db.sp builtin/init-db.s builtin/init-db.o: EXTRA_CPPFLAGS = \ > - -DDEFAULT_GIT_TEMPLATE_DIR='"$(template_dir_SQ)"' > + -DDEFAULT_GIT_TEMPLATE_DIR=$(call scq,$(template_dir)) > > config.sp config.s config.o: MAKE/PREFIX > config.sp config.s config.o: EXTRA_CPPFLAGS = \ > - -DETC_GITCONFIG='"$(ETC_GITCONFIG_SQ)"' > + -DETC_GITCONFIG=$(call scq,$(ETC_GITCONFIG)) > > attr.sp attr.s attr.o: MAKE/PREFIX > attr.sp attr.s attr.o: EXTRA_CPPFLAGS = \ > - -DETC_GITATTRIBUTES='"$(ETC_GITATTRIBUTES_SQ)"' > + -DETC_GITATTRIBUTES=$(call scq,$(ETC_GITATTRIBUTES)) > > gettext.sp gettext.s gettext.o: MAKE/PREFIX > gettext.sp gettext.s gettext.o: EXTRA_CPPFLAGS = \ > - -DGIT_LOCALE_PATH='"$(localedir_SQ)"' > + -DGIT_LOCALE_PATH=$(call scq,$(localedir)) > > http-push.sp http.sp http-walker.sp remote-curl.sp: SPARSE_FLAGS += \ > -DCURL_DISABLE_TYPECHECK -- To unsubscribe from this list: send the line "unsubscribe git" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html