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package/gluon.mk: use nicer escaping in GluonCheckSite

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Matthias Schiffer 2018-01-19 01:38:56 +01:00
parent adcd5b7311
commit 1dd9845db1
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1 changed files with 8 additions and 2 deletions
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package/gluon.mk
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@ -3,15 +3,21 @@ PKG_BUILD_DEPENDS += luci-base/host
include $(INCLUDE_DIR)/package.mk
# Annoyingly, make's shell function replaces all newlines with spaces, so we have to do some escaping work. Yuck.
shell-escape = $(shell $(1) | sed -ne '1h; 1!H; $$ {g; s/@/@1/g; s/\n/@2/g; p}')
shell-unescape = $(subst @1,@,$(subst @2,$(newline),$(1)))
shell-verbatim = $(call shell-unescape,$(call shell-escape,$(1)))
define GluonCheckSite
[ -z "$$IPKG_INSTROOT" ] || sed -e 's/-@/\n/g' -e 's/+@/@/g' <<'END__GLUON__CHECK__SITE' | "${TOPDIR}/staging_dir/hostpkg/bin/lua" -e 'dofile()'
[ -z "$$IPKG_INSTROOT" ] || "${TOPDIR}/staging_dir/hostpkg/bin/lua" -e 'dofile()' <<'END__GLUON__CHECK__SITE'
local f = assert(io.open(os.getenv('IPKG_INSTROOT') .. '/lib/gluon/site.json'))
local site_json = f:read('*a')
f:close()
site = require('cjson').decode(site_json)
$(shell cat '$(TOPDIR)/../scripts/check_site_lib.lua' '$(1)' | sed -ne '1h; 1!H; $$ {g; s/@/+@/g; s/\n/-@/g; p}')
$(call shell-verbatim,cat '$(TOPDIR)/../scripts/check_site_lib.lua' '$(1)')
END__GLUON__CHECK__SITE
endef