This is to make sure that we have correct \" t comments in the pages, which are necessary for the Debian package checker: On 8/19/22 22:21, Jakub Wilk wrote: > * Michael Kerrisk <mtk.manpages@xxxxxxxxx>, 2020-07-24 12:13: >> For 15 years or at least, I've not paid any attention to adding the >> 't' comments when I added tables to pages, and I do recall anyone >> reporting ill effects. So, I'm inclined to apply Mike's patch, but >> will hold off a moment, in case there's other feedback. > > I'm a bit late, but... > > Lintian, the Debian package checker, sets the MANROFFSEQ environment > variable to empty string as a speed optimization. This turns off > loading preprocessors that weren't explicitly declared in the source. > The lack of '\" comments can cause false positives (and maybe also > false negatives?) in Lintian. > > The use of $MANROFFSEQ for Lintian was proposed here: > https://bugs.debian.org/677874 > > Beware that the man(1) man page does not correctly explain what > $MANROFFSEQ does: <https://bugs.debian.org/971009> Also update the dependencies list, since now we also need head(1) and tail(1) for linting man(7) source. Link: <https://lore.kernel.org/linux-man/07a7d4e7-79a6-b2c3-6892-1e39a0679f27@xxxxxxxxx/T/#mcf36c8a387fd5ff4f800dc220e3dbdd229b556bd> Cc: Mike Frysinger <vapier@xxxxxxxxxx> Cc: Mike Frysinger <vapier@xxxxxxxxxxxx> Cc: "G. Branden Robinson" <g.branden.robinson@xxxxxxxxx> Cc: Michael Kerrisk <mtk.manpages@xxxxxxxxx> Cc: Stefan Puiu <stefan.puiu@xxxxxxxxx> Reported-by: Jakub Wilk <jwilk@xxxxxxxxx> Co-developed-by: Jakub Wilk <jwilk@xxxxxxxxx> Signed-off-by: Alejandro Colomar <alx@xxxxxxxxxx> --- Hi Jakub, Since you contributed the initial rough scripts used in this patch, it's fair to say that you co-developed it. Would you mind signing off the patch? Cheers, Alex INSTALL | 2 ++ Makefile | 1 + lib/cmd.mk | 2 ++ lib/lint-man.mk | 22 +++++++++++++++++++++- 4 files changed, 26 insertions(+), 1 deletion(-) diff --git a/INSTALL b/INSTALL index bcaadf763..ab513f8c4 100644 --- a/INSTALL +++ b/INSTALL @@ -93,7 +93,9 @@ Description - For linting man(7) source: - eqn(1) - grotty(1) + - head(1) - mkdir(1) + - tail(1) - tbl(1) - troff(1) >= 1.23.0 - GNU troff is required. diff --git a/Makefile b/Makefile index e7be1e291..66f02dea8 100644 --- a/Makefile +++ b/Makefile @@ -71,6 +71,7 @@ help: $(info lint-man Wrapper for lint-man-* targets) $(info lint-man-groff Lint man pages with groff(1)) $(info lint-man-mandoc Lint man pages with mandoc(1)) + $(info lint-man-tbl Lint man pages about '\" t' comment for tbl(1)) $(info ) $(info [un]install Alias for "[un]install-man") $(info [un]install-man Wrapper for [un]install-man* targets) diff --git a/lib/cmd.mk b/lib/cmd.mk index c9c22d0ae..7d6d9abd9 100644 --- a/lib/cmd.mk +++ b/lib/cmd.mk @@ -14,12 +14,14 @@ FIND := find GIT := git GREP := grep GZIP := gzip +HEAD := head INSTALL := install LOCALE := locale PKG-CONFIG := pkg-config SED := sed SORT := sort TAC := tac +TAIL := tail TAR := tar XARGS := xargs XZ := xz diff --git a/lib/lint-man.mk b/lib/lint-man.mk index 18b71446b..c86f3addd 100644 --- a/lib/lint-man.mk +++ b/lib/lint-man.mk @@ -66,9 +66,10 @@ MANDOC := mandoc _LINT_man_groff :=$(patsubst $(MANDIR)/%,$(_LINTDIR)/%.lint-man.groff.touch,$(LINTMAN)) _LINT_man_mandoc:=$(patsubst $(MANDIR)/%,$(_LINTDIR)/%.lint-man.mandoc.touch,$(LINTMAN)) +_LINT_man_tbl :=$(patsubst $(MANDIR)/%,$(_LINTDIR)/%.lint-man.tbl.touch,$(LINTMAN)) -linters_man := groff mandoc +linters_man := groff mandoc tbl lint_man := $(foreach x,$(linters_man),lint-man-$(x)) @@ -87,6 +88,25 @@ $(_LINT_man_mandoc): $(_LINTDIR)/%.lint-man.mandoc.touch: $(MANDIR)/% | $$(@D)/. $(MANDOC) $(MANDOCFLAGS) $< touch $@ +$(_LINT_man_tbl): $(_LINTDIR)/%.lint-man.tbl.touch: $(MANDIR)/% | $$(@D)/. + $(info LINT (tbl) $@) + if $(GREP) '^\.TS$$' <$< >/dev/null && ! $(HEAD) -n1 <$< | $(GREP) '\\" t$$' >/dev/null; then \ + 2>&1 $(ECHO) "$<: 1: missing '\\\" t' comment:"; \ + 2>&1 $(HEAD) -n1 <$<; \ + exit 1; \ + fi; + if $(HEAD) -n1 <$< | $(GREP) '\\" t$$' >/dev/null && ! $(GREP) '^\.TS$$' <$< >/dev/null; then \ + 2>&1 $(ECHO) "$<: 1: spurious '\\\" t' comment:"; \ + 2>&1 $(HEAD) -n1 <$<; \ + exit 1; \ + fi; + if $(TAIL) -n+2 <$< | $(GREP) '\\" t$$' >/dev/null ; then \ + 2>&1 $(ECHO) "$<: spurious '\\\" t' not in first line:"; \ + 2>&1 $(GREP) -n '\\" t$$' $< /dev/null; \ + exit 1; \ + fi; + touch $@ + .PHONY: $(lint_man) $(lint_man): lint-man-%: $$(_LINT_man_%) -- 2.38.1
