From 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 22 Oct 2024 10:36:11 +0000
Subject: [PATCH] 修改4g拨号为QMI,需要在系统里后台执行quectel-CM

---
 kernel/tools/bpf/bpftool/Documentation/Makefile |   17 ++++++++++++++---
 1 files changed, 14 insertions(+), 3 deletions(-)

diff --git a/kernel/tools/bpf/bpftool/Documentation/Makefile b/kernel/tools/bpf/bpftool/Documentation/Makefile
index f7663a3..3601b1d 100644
--- a/kernel/tools/bpf/bpftool/Documentation/Makefile
+++ b/kernel/tools/bpf/bpftool/Documentation/Makefile
@@ -1,5 +1,5 @@
+# SPDX-License-Identifier: GPL-2.0-only
 include ../../../scripts/Makefile.include
-include ../../../scripts/utilities.mak
 
 INSTALL ?= install
 RM ?= rm -f
@@ -18,7 +18,7 @@
 # Load targets for building eBPF helpers man page.
 include ../../Makefile.helpers
 
-MAN8_RST = $(filter-out $(HELPERS_RST),$(wildcard *.rst))
+MAN8_RST = $(wildcard bpftool*.rst)
 
 _DOC_MAN8 = $(patsubst %.rst,%.8,$(MAN8_RST))
 DOC_MAN8 = $(addprefix $(OUTPUT),$(_DOC_MAN8))
@@ -27,12 +27,23 @@
 man8: $(DOC_MAN8)
 
 RST2MAN_DEP := $(shell command -v rst2man 2>/dev/null)
+RST2MAN_OPTS += --verbose
+
+list_pages = $(sort $(basename $(filter-out $(1),$(MAN8_RST))))
+see_also = $(subst " ",, \
+	"\n" \
+	"SEE ALSO\n" \
+	"========\n" \
+	"\t**bpf**\ (2),\n" \
+	"\t**bpf-helpers**\\ (7)" \
+	$(foreach page,$(call list_pages,$(1)),",\n\t**$(page)**\\ (8)") \
+	"\n")
 
 $(OUTPUT)%.8: %.rst
 ifndef RST2MAN_DEP
 	$(error "rst2man not found, but required to generate man pages")
 endif
-	$(QUIET_GEN)rst2man $< > $@
+	$(QUIET_GEN)( cat $< ; printf "%b" $(call see_also,$<) ) | rst2man $(RST2MAN_OPTS) > $@
 
 clean: helpers-clean
 	$(call QUIET_CLEAN, Documentation)

--
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