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./Makefile: consider PAGER for `make help'

Message ID gh3630mk2o.fsf@gouders.net (mailing list archive)
State New, archived
Headers show
Series ./Makefile: consider PAGER for `make help' | expand

Commit Message

Dirk Gouders Sept. 29, 2020, 8:05 p.m. UTC
`make help' outputs more than a screenfull of lines.

In case a user has PAGER defined in his environment, she most likely
wants it to be used in such situations.

Signed-off-by: Dirk Gouders <dirk@gouders.net>
 Makefile | 7 +++++++
 1 file changed, 7 insertions(+)
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diff --git a/Makefile b/Makefile
index 992d24467ca0..ce1b7e83a4c8 100644
--- a/Makefile
+++ b/Makefile
@@ -1531,7 +1531,14 @@  board-dirs := $(dir $(wildcard $(srctree)/arch/$(SRCARCH)/configs/*/*_defconfig)
 board-dirs := $(sort $(notdir $(board-dirs:/=)))
 PHONY += help
+ifdef PAGER
+PHONY += _help
+	$(Q)$(MAKE) _help | $(PAGER)
 	@echo  'Cleaning targets:'
 	@echo  '  clean		  - Remove most generated files but keep the config and'
 	@echo  '                    enough build support to build external modules'