Set PATH for make $(shell calls. Fixes bin/gub's environment check fa…

…ilures.

When using make, together with:

   sourcefiles/gub.sh as ~/bin/gub

and the local.make snippet

   ifneq ($(findstring xbin:,x$(PATH)),xbin:)
   PATH := bin:$(HOME)/vc/gub/bin:$(PATH)
   endif

you can simply call "gub" and still use the "make" fontend.

compilers.make

@@ -32,7 +32,7 @@ DISTCC_DIRS=target/cross-distcc/bin target/cross-distccd/bin target/native-distc
 #gcc_or_glibc = $(shell $(GUB) -p $(1) --inspect=version glibc > /dev/null 2>/dev/null && echo glibc || echo cross/gcc)
 gcc_or_glibc = $(shell if echo $(1) | grep linux > /dev/null 2>/dev/null; then echo glibc; else echo cross/gcc; fi)
 
-tools = $(shell $(GUB) --show-dependencies $(foreach p, $(PLATFORMS), $(p)::$(call gcc_or_glibc,$(p))) 2>&1 | grep ^dependencies | tr ' ' '\n' | grep 'tools::')
+tools = $(shell PATH=$(PATH) $(GUB) --show-dependencies $(foreach p, $(PLATFORMS), $(p)::$(call gcc_or_glibc,$(p))) 2>&1 | grep ^dependencies | tr ' ' '\n' | grep 'tools::')
 
 compilers: cross-compilers
 

lilypond.make

@@ -178,7 +178,7 @@ realclean:
 ################################################################
 # compilers and tools
 
-tools := $(shell $(GUB) --show-dependencies $(foreach p, $(PLATFORMS), $(p)::lilypond $(p)::lilypond-doc $(p)::lilypond-installer) 2>&1 | grep ^dependencies | tr ' ' '\n' | grep 'tools::')
+tools := $(shell PATH=$(PATH) $(GUB) --show-dependencies $(foreach p, $(PLATFORMS), $(p)::lilypond $(p)::lilypond-doc $(p)::lilypond-installer) 2>&1 | grep ^dependencies | tr ' ' '\n' | grep 'tools::')
 
 ptools:
 	$(GUB) --show-dependencies $(foreach p, $(PLATFORMS), $(p)::lilypond $(p)::lilypond-doc $(p)::lilypond-installer) 2>&1 | grep ^dependencies | tr ' ' '\n' | grep 'tools::'