Use prebuilt m4 instead of system m4
Bug: 117561006
Test: treehugger
Change-Id: I588d867d95cc52963ce764018a9c09b26973c8c3
diff --git a/cc/gen.go b/cc/gen.go
index 1d30dab..c9f45ee 100644
--- a/cc/gen.go
+++ b/cc/gen.go
@@ -25,6 +25,7 @@
func init() {
pctx.SourcePathVariable("lexCmd", "prebuilts/build-tools/${config.HostPrebuiltTag}/bin/flex")
+ pctx.SourcePathVariable("m4Cmd", "prebuilts/build-tools/${config.HostPrebuiltTag}/bin/m4")
pctx.HostBinToolVariable("aidlCmd", "aidl-cpp")
pctx.HostBinToolVariable("syspropCmd", "sysprop_cpp")
@@ -33,8 +34,8 @@
var (
lex = pctx.AndroidStaticRule("lex",
blueprint.RuleParams{
- Command: "$lexCmd -o$out $in",
- CommandDeps: []string{"$lexCmd"},
+ Command: "M4=$m4Cmd $lexCmd -o$out $in",
+ CommandDeps: []string{"$lexCmd", "$m4Cmd"},
})
sysprop = pctx.AndroidStaticRule("sysprop",
diff --git a/cc/makevars.go b/cc/makevars.go
index a71f479..78a32c8 100644
--- a/cc/makevars.go
+++ b/cc/makevars.go
@@ -161,6 +161,8 @@
ctx.Strict("AIDL_CPP", "${aidlCmd}")
+ ctx.Strict("M4", "${m4Cmd}")
+
ctx.Strict("RS_GLOBAL_INCLUDES", "${config.RsGlobalIncludes}")
ctx.Strict("SOONG_STRIP_PATH", "${stripPath}")
diff --git a/ui/build/paths/config.go b/ui/build/paths/config.go
index c9946e2..fcc4309 100644
--- a/ui/build/paths/config.go
+++ b/ui/build/paths/config.go
@@ -94,7 +94,7 @@
"java": Allowed,
"javap": Allowed,
"lsof": Allowed,
- "m4": Allowed,
+ "m4": Log,
"openssl": Allowed,
"patch": Allowed,
"pstree": Allowed,