[PATCH 2/3] newlib: use abs_newlib_basedir for -I paths

[Mike Frysinger]

When we had configure scripts in subdirs, the newlib_basedir value
was computed relative to that, and it'd be the same when used in the
Makefile in the same dir.  With many subdir configure scripts removed,
the top-level configure & Makefile can't use the same relative path.
So switch the subdir Makefiles over to abs_newlib_basedir when they
use -I to find source headers.

Do this for all subdirs, even ones with configure scripts and where
newlib_basedir works.  This makes the code consistent, and avoids
surprises if the configure script is ever removed in the future as
part of merging to the higher level.

Some of the subdirs were using -I$(newlib_basedir)/../newlib/ for
some reason.  Collapse those too since newlib_basedir points to the
newlib source tree already.
---
 newlib/libc/machine/i386/Makefile.am      | 2 +-
 newlib/libc/machine/i386/Makefile.in      | 2 +-
 newlib/libc/machine/xstormy16/Makefile.am | 4 ++--
 newlib/libc/machine/xstormy16/Makefile.in | 4 ++--
 newlib/libc/sys/arm/Makefile.am           | 2 +-
 newlib/libc/sys/arm/Makefile.in           | 2 +-
 newlib/libm/machine/aarch64/Makefile.am   | 2 +-
 newlib/libm/machine/aarch64/Makefile.in   | 2 +-
 newlib/libm/machine/arm/Makefile.am       | 2 +-
 newlib/libm/machine/arm/Makefile.in       | 2 +-
 newlib/libm/machine/i386/Makefile.am      | 2 +-
 newlib/libm/machine/i386/Makefile.in      | 2 +-
 newlib/libm/machine/mips/Makefile.am      | 2 +-
 newlib/libm/machine/mips/Makefile.in      | 2 +-
 newlib/libm/machine/nds32/Makefile.am     | 2 +-
 newlib/libm/machine/nds32/Makefile.in     | 2 +-
 newlib/libm/machine/powerpc/Makefile.am   | 2 +-
 newlib/libm/machine/powerpc/Makefile.in   | 2 +-
 newlib/libm/machine/pru/Makefile.am       | 2 +-
 newlib/libm/machine/pru/Makefile.in       | 2 +-
 newlib/libm/machine/riscv/Makefile.am     | 2 +-
 newlib/libm/machine/riscv/Makefile.in     | 2 +-
 newlib/libm/machine/sparc/Makefile.am     | 2 +-
 newlib/libm/machine/sparc/Makefile.in     | 2 +-
 newlib/libm/machine/spu/Makefile.am       | 2 +-
 newlib/libm/machine/spu/Makefile.in       | 2 +-
 newlib/libm/machine/x86_64/Makefile.am    | 2 +-
 newlib/libm/machine/x86_64/Makefile.in    | 2 +-
 28 files changed, 30 insertions(+), 30 deletions(-)

diff --git a/newlib/libc/machine/i386/Makefile.am b/newlib/libc/machine/i386/Makefile.am
index 8b851f5ace55..311d1b9f50a0 100644
--- a/newlib/libc/machine/i386/Makefile.am
+++ b/newlib/libc/machine/i386/Makefile.am
@@ -1,6 +1,6 @@
 ## Process this file with automake to generate Makefile.in
 
-AM_CPPFLAGS = -I $(newlib_basedir)/libm/common $(NEWLIB_CFLAGS) $(CROSS_CFLAGS) $(TARGET_CFLAGS)
+AM_CPPFLAGS = -I $(abs_newlib_basedir)/libm/common $(NEWLIB_CFLAGS) $(CROSS_CFLAGS) $(TARGET_CFLAGS)
 
 AM_CCASFLAGS = $(AM_CPPFLAGS)
 
diff --git a/newlib/libc/machine/xstormy16/Makefile.am b/newlib/libc/machine/xstormy16/Makefile.am
index b0b72bc0f935..c20b01cfb053 100644
--- a/newlib/libc/machine/xstormy16/Makefile.am
+++ b/newlib/libc/machine/xstormy16/Makefile.am
@@ -1,8 +1,8 @@
 ## Process this file with automake to generate Makefile.in
 
-# hack: putting $(newlib_basedir)/libm/common into AM_CPPFLAGS forces automake
+# hack: putting $(abs_newlib_basedir)/libm/common into AM_CPPFLAGS forces automake
 # to output a definition for newlib_basedir.
-AM_CPPFLAGS = -I $(newlib_basedir)/libm/common $(NEWLIB_CFLAGS) $(CROSS_CFLAGS) $(TARGET_CFLAGS)
+AM_CPPFLAGS = -I $(abs_newlib_basedir)/libm/common $(NEWLIB_CFLAGS) $(CROSS_CFLAGS) $(TARGET_CFLAGS)
 
 AM_CCASFLAGS = $(AM_CPPFLAGS)
 
diff --git a/newlib/libc/sys/arm/Makefile.am b/newlib/libc/sys/arm/Makefile.am
index b88c30c5a5ee..dda6ffb8a8ce 100644
--- a/newlib/libc/sys/arm/Makefile.am
+++ b/newlib/libc/sys/arm/Makefile.am
@@ -1,6 +1,6 @@
 ## Process this file with automake to generate Makefile.in
 
-AM_CPPFLAGS = $(NEWLIB_CFLAGS) $(CROSS_CFLAGS) $(TARGET_CFLAGS) -I$(newlib_basedir)/libc/machine/arm
+AM_CPPFLAGS = $(NEWLIB_CFLAGS) $(CROSS_CFLAGS) $(TARGET_CFLAGS) -I$(abs_newlib_basedir)/libc/machine/arm
 
 AM_CCASFLAGS = $(AM_CPPFLAGS)
 
diff --git a/newlib/libm/machine/aarch64/Makefile.am b/newlib/libm/machine/aarch64/Makefile.am
index 1073ddcf944f..7679f89ff9e5 100644
--- a/newlib/libm/machine/aarch64/Makefile.am
+++ b/newlib/libm/machine/aarch64/Makefile.am
@@ -1,6 +1,6 @@
 ## Process this file with automake to generate Makefile.in
 
-AM_CPPFLAGS = -I $(newlib_basedir)/../newlib/libm/common $(NEWLIB_CFLAGS) \
+AM_CPPFLAGS = -I $(abs_newlib_basedir)/libm/common $(NEWLIB_CFLAGS) \
 	$(CROSS_CFLAGS) $(TARGET_CFLAGS)
 
 LIB_SOURCES = \
diff --git a/newlib/libm/machine/arm/Makefile.am b/newlib/libm/machine/arm/Makefile.am
index 30ab57b00644..01ebac9f63f0 100644
--- a/newlib/libm/machine/arm/Makefile.am
+++ b/newlib/libm/machine/arm/Makefile.am
@@ -1,6 +1,6 @@
 ## Process this file with automake to generate Makefile.in
 
-AM_CPPFLAGS = -I $(newlib_basedir)/../newlib/libm/common $(NEWLIB_CFLAGS) \
+AM_CPPFLAGS = -I $(abs_newlib_basedir)/libm/common $(NEWLIB_CFLAGS) \
 	$(CROSS_CFLAGS) $(TARGET_CFLAGS)
 
 LIB_SOURCES = \
diff --git a/newlib/libm/machine/i386/Makefile.am b/newlib/libm/machine/i386/Makefile.am
index 85e9a0299ef4..a5e95fe4d720 100644
--- a/newlib/libm/machine/i386/Makefile.am
+++ b/newlib/libm/machine/i386/Makefile.am
@@ -1,6 +1,6 @@
 ## Process this file with automake to generate Makefile.in
 
-AM_CPPFLAGS = -I $(newlib_basedir)/../newlib/libm/common $(NEWLIB_CFLAGS) $(CROSS_CFLAGS) $(TARGET_CFLAGS)
+AM_CPPFLAGS = -I $(abs_newlib_basedir)/libm/common $(NEWLIB_CFLAGS) $(CROSS_CFLAGS) $(TARGET_CFLAGS)
 
 AM_CCASFLAGS = $(AM_CPPFLAGS)
 
diff --git a/newlib/libm/machine/mips/Makefile.am b/newlib/libm/machine/mips/Makefile.am
index 67e551ec5f63..d1c1edc7c942 100644
--- a/newlib/libm/machine/mips/Makefile.am
+++ b/newlib/libm/machine/mips/Makefile.am
@@ -1,6 +1,6 @@
 ## Process this file with automake to generate Makefile.in
 
-AM_CPPFLAGS = -I $(newlib_basedir)/../newlib/libm/common $(NEWLIB_CFLAGS) \
+AM_CPPFLAGS = -I $(abs_newlib_basedir)/libm/common $(NEWLIB_CFLAGS) \
 	$(CROSS_CFLAGS) $(TARGET_CFLAGS)
 
 LIB_SOURCES = \
diff --git a/newlib/libm/machine/nds32/Makefile.am b/newlib/libm/machine/nds32/Makefile.am
index 85da0861a2d6..6e63d1aa8a36 100644
--- a/newlib/libm/machine/nds32/Makefile.am
+++ b/newlib/libm/machine/nds32/Makefile.am
@@ -1,6 +1,6 @@
 ## Process this file with automake to generate Makefile.in
 
-AM_CPPFLAGS = -I $(newlib_basedir)/../newlib/libm/common $(NEWLIB_CFLAGS) \
+AM_CPPFLAGS = -I $(abs_newlib_basedir)/libm/common $(NEWLIB_CFLAGS) \
 	$(CROSS_CFLAGS) $(TARGET_CFLAGS)
 
 if HAS_NDS32_FPU_SP_FALSE
diff --git a/newlib/libm/machine/powerpc/Makefile.am b/newlib/libm/machine/powerpc/Makefile.am
index 353d0395d756..6d5571ed8b67 100644
--- a/newlib/libm/machine/powerpc/Makefile.am
+++ b/newlib/libm/machine/powerpc/Makefile.am
@@ -1,6 +1,6 @@
 ## Process this file with automake to generate Makefile.in
 
-AM_CPPFLAGS = -I $(newlib_basedir)/../newlib/libm/common $(NEWLIB_CFLAGS) \
+AM_CPPFLAGS = -I $(abs_newlib_basedir)/libm/common $(NEWLIB_CFLAGS) \
 	$(CROSS_CFLAGS) $(TARGET_CFLAGS)
 
 LIB_SOURCES = \
diff --git a/newlib/libm/machine/pru/Makefile.am b/newlib/libm/machine/pru/Makefile.am
index e85e45b3f345..f7e329899f5f 100644
--- a/newlib/libm/machine/pru/Makefile.am
+++ b/newlib/libm/machine/pru/Makefile.am
@@ -1,6 +1,6 @@
 ## Process this file with automake to generate Makefile.in
 
-AM_CPPFLAGS = -I $(newlib_basedir)/../newlib/libm/common $(NEWLIB_CFLAGS) \
+AM_CPPFLAGS = -I $(abs_newlib_basedir)/libm/common $(NEWLIB_CFLAGS) \
 	$(CROSS_CFLAGS) $(TARGET_CFLAGS)
 
 LIB_SOURCES = \
diff --git a/newlib/libm/machine/riscv/Makefile.am b/newlib/libm/machine/riscv/Makefile.am
index 38519251b42e..7a9e559eef79 100644
--- a/newlib/libm/machine/riscv/Makefile.am
+++ b/newlib/libm/machine/riscv/Makefile.am
@@ -1,6 +1,6 @@
 ## Process this file with automake to generate Makefile.in
 
-AM_CPPFLAGS = -I $(newlib_basedir)/../newlib/libm/common $(NEWLIB_CFLAGS) \
+AM_CPPFLAGS = -I $(abs_newlib_basedir)/libm/common $(NEWLIB_CFLAGS) \
 	$(CROSS_CFLAGS) $(TARGET_CFLAGS)
 
 LIB_SOURCES = \
diff --git a/newlib/libm/machine/sparc/Makefile.am b/newlib/libm/machine/sparc/Makefile.am
index c2b89ecd38c3..e065fd0195c3 100644
--- a/newlib/libm/machine/sparc/Makefile.am
+++ b/newlib/libm/machine/sparc/Makefile.am
@@ -1,6 +1,6 @@
 ## Process this file with automake to generate Makefile.in
 
-AM_CPPFLAGS = -I $(newlib_basedir)/../newlib/libm/common $(NEWLIB_CFLAGS) \
+AM_CPPFLAGS = -I $(abs_newlib_basedir)/libm/common $(NEWLIB_CFLAGS) \
 	$(CROSS_CFLAGS) $(TARGET_CFLAGS)
 
 LIB_SOURCES = \
diff --git a/newlib/libm/machine/spu/Makefile.am b/newlib/libm/machine/spu/Makefile.am
index 1a575df95f18..e5e630deea03 100644
--- a/newlib/libm/machine/spu/Makefile.am
+++ b/newlib/libm/machine/spu/Makefile.am
@@ -1,6 +1,6 @@
 ## Process this file with automake to generate Makefile.in
 
-AM_CPPFLAGS = -I $(newlib_basedir)/../newlib/libm/common $(NEWLIB_CFLAGS) \
+AM_CPPFLAGS = -I $(abs_newlib_basedir)/libm/common $(NEWLIB_CFLAGS) \
 	$(CROSS_CFLAGS) $(TARGET_CFLAGS)
 
 LIB_SOURCES = \
diff --git a/newlib/libm/machine/x86_64/Makefile.am b/newlib/libm/machine/x86_64/Makefile.am
index 6c30f4364877..58a62fbb623a 100644
--- a/newlib/libm/machine/x86_64/Makefile.am
+++ b/newlib/libm/machine/x86_64/Makefile.am
@@ -1,6 +1,6 @@
 ## Process this file with automake to generate Makefile.in
 
-AM_CPPFLAGS = -I $(newlib_basedir)/../newlib/libm/common $(NEWLIB_CFLAGS) \
+AM_CPPFLAGS = -I $(abs_newlib_basedir)/libm/common $(NEWLIB_CFLAGS) \
 	$(CROSS_CFLAGS) $(TARGET_CFLAGS)
 
 LIB_SOURCES = \
-- 
2.34.1