build: Split/improve build-gcc-config comments

1 files changed, 5 insertions, 5 deletions

diff --git a/build b/build
index 640c96e..e8a282e 100755
--- a/build
+++ b/build
@@ -102,13 +102,13 @@ configure-native configure-cross:
 			$(extra_opts); \
 	fi
 
+# This rule sets (host- and) target-dependent paths in files in gcc/config.
+# They must be edited here rather than in a patch because any given GCC target
+# configuration can be used by multiple ProteanOS targets.  These commands run
+# once per target, but they modify files in the src/ directory that other
+# targets might also use, so backups are made.
 build-gcc-config:
 	# Set the default dynamic linker path inserted into ELF INTERP fields.
-	# These default values are in header files in gcc/config.  They must be
-	# edited here rather than in a patch because any given GCC target
-	# configuration can be used by multiple ProteanOS targets.
-	# These commands run once per target, but they modify files in the src/
-	# directory that other targets might also use, so backups are made.
 	[ -e "$(tm)/$(tm_file).orig" ] || \
 		mv "$(tm)/$(tm_file)" "$(tm)/$(tm_file).orig"
 	sed "s|^\(#define $(tm_interp_macro)\) \".*\"$$|\1 \"$(elf_interp)\"|" \