1 files changed, 93 insertions, 0 deletions
diff --git a/ports/sysdeps/unix/sysv/linux/arm/Makefile b/ports/sysdeps/unix/sysv/linux/arm/Makefile
new file mode 100644
index 0000000000..d9eb10c9ae
--- /dev/null
+++ b/ports/sysdeps/unix/sysv/linux/arm/Makefile
@@ -0,0 +1,93 @@
+ifeq ($(subdir),csu)
+# In order for unwinding to fail when it falls out of main, we need a
+# cantunwind marker.  There's one in start.S.  To make sure we reach it, add
+# unwind tables for __libc_start_main.
+CFLAGS-libc-start.c += -fexceptions
+
+sysdep_routines += aeabi_read_tp libc-aeabi_read_tp
+static-only-routines += aeabi_read_tp
+shared-only-routines += libc-aeabi_read_tp
+endif
+
+ifeq ($(subdir),elf)
+sysdep-rtld-routines += aeabi_read_tp
+endif
+
+ifeq ($(subdir),misc)
+sysdep_routines += ioperm
+sysdep_headers += sys/elf.h sys/io.h
+endif
+
+ifeq ($(subdir),signal)
+sysdep_routines += sigrestorer
+endif
+
+ifeq ($(subdir),resource)
+sysdep_routines += oldgetrlimit64
+endif
+
+ifeq ($(subdir),stdlib)
+gen-as-const-headers += ucontext_i.sym
+endif
+
+# Add a syscall function to each library that needs one.
+
+ifeq ($(subdir),rt)
+librt-sysdep_routines += libc-do-syscall
+librt-shared-only-routines += libc-do-syscall
+endif
+
+ifeq ($(subdir),nptl)
+libpthread-sysdep_routines += libc-do-syscall
+libpthread-shared-only-routines += libc-do-syscall
+endif
+
+ifeq ($(subdir),resolv)
+libanl-sysdep_routines += libc-do-syscall
+libanl-shared-only-routines += libc-do-syscall
+endif
+
+ifeq ($(subdir),csu)
+sysdep_routines += libc-do-syscall
+endif
+
+ifeq ($(subdir),nscd)
+nscd-modules += libc-do-syscall
+endif
+
+ifeq ($(subdir),nss)
+libnss_db-sysdep_routines += libc-do-syscall
+libnss_db-shared-only-routines += libc-do-syscall
+endif
+
+ifeq ($(subdir),posix)
+LDFLAGS-tst-rfc3484 += $(common-objpfx)csu/libc-do-syscall.o
+LDFLAGS-tst-rfc3484-2 += $(common-objpfx)csu/libc-do-syscall.o
+LDFLAGS-tst-rfc3484-3 += $(common-objpfx)csu/libc-do-syscall.o
+endif
+
+define default-abi-prog
+echo '#ifdef __ARM_PCS_VFP';
+echo 'hard';
+echo '#else';
+echo 'soft';
+echo '#endif'
+endef
+default-abi := $(strip $(shell \
+    ($(default-abi-prog)) | $(CC) $(CFLAGS) $(CPPFLAGS) -E -P -))
+ifeq ($(default-abi),hard)
+# OK.
+else
+ifneq ($(default-abi),soft)
+Unknown ABI, must be "hard" or "soft".
+endif
+endif
+
+abi-includes :=
+abi-variants := soft hard
+abi-soft-options := -U__ARM_PCS_VFP
+abi-soft-condition := !defined __ARM_PCS_VFP
+abi-soft-ld-soname := ld-linux.so.3
+abi-hard-options := -D__ARM_PCS_VFP
+abi-hard-condition := defined __ARM_PCS_VFP
+abi-hard-ld-soname := ld-linux-armhf.so.3