lib/libc: Move LK-specific libc headers to new directory

This change moves LK libc headers that musl requires to
`lib/libc/include_common` and adds the directory to
`GLOBAL_INCLUDES`. This allows using these headers without
duplicating them in the kernel musl module.

Bug: 230134581
Change-Id: I0dc97cd2ad1bad5bf5792ffcd615e04499ca6caf

5 files changed, 2 insertions, 0 deletions

diff --git a/lib/libc/include/assert.h b/lib/libc/include_common/assert.h
index 21d109a5..21d109a5 100644
--- a/lib/libc/include/assert.h
+++ b/lib/libc/include_common/assert.h
diff --git a/lib/libc/include/iovec.h b/lib/libc/include_common/iovec.h
index e72accc5..e72accc5 100644
--- a/lib/libc/include/iovec.h
+++ b/lib/libc/include_common/iovec.h
diff --git a/lib/libc/include/printf.h b/lib/libc/include_common/printf.h
index 5eb2d132..5eb2d132 100644
--- a/lib/libc/include/printf.h
+++ b/lib/libc/include_common/printf.h
diff --git a/lib/libc/include/rand.h b/lib/libc/include_common/rand.h
index 8155493d..8155493d 100644
--- a/lib/libc/include/rand.h
+++ b/lib/libc/include_common/rand.h
diff --git a/lib/libc/rules.mk b/lib/libc/rules.mk
index ab2baad9..0cf7cd1b 100644
--- a/lib/libc/rules.mk
+++ b/lib/libc/rules.mk
@@ -18,6 +18,8 @@ MODULE_DEFINES += \
 
 $(info KERNEL_LIBC_RANDSEED = $(KERNEL_LIBC_RANDSEED))
 
+GLOBAL_INCLUDES += $(LOCAL_DIR)/include_common
+
 MODULE_SRCS += \
 	$(LOCAL_DIR)/atoi.c \
 	$(LOCAL_DIR)/bsearch.c \