From e0aa751ba6857477a0467213cb58d4e864f15adc Mon Sep 17 00:00:00 2001
From: midipix <writeonce@midipix.org>
Date: Sat, 5 Jan 2019 06:07:40 -0500
Subject: project: added core source-tree logic.

---
 project/common.mk | 71 +++++++++++++++++++++++++++++++++++++++++++++++++++----
 project/tree.mk   | 11 +++++++++
 2 files changed, 78 insertions(+), 4 deletions(-)

(limited to 'project')

diff --git a/project/common.mk b/project/common.mk
index 4b72987..d5de244 100644
--- a/project/common.mk
+++ b/project/common.mk
@@ -1,7 +1,70 @@
-API_SRCS = \
+libc_src_dirs       = $(SOURCE_DIR)/src/*/
+libc_src_dirs      += $(SOURCE_DIR)/crt/
+libc_src_dirs      += $(SOURCE_DIR)/ldso/
 
-INTERNAL_SRCS = \
+ifeq ($(PORT_DIR),$(PROJECT_DIR))
+libc_src_dirs      += $(PROJECT_DIR)/src/*/
+libc_src_dirs      += $(PROJECT_DIR)/crt/
+libc_src_dirs      += $(PROJECT_DIR)/ldso/
+endif
 
-APP_SRCS = \
+libc_src_files      = $(wildcard $(addsuffix *.c,$(libc_src_dirs)))
+libc_src_sorted     = $(sort $(libc_src_files))
 
-COMMON_SRCS = $(API_SRCS) $(INTERNAL_SRCS)
+libc_src_merged     = $(subst $(SOURCE_DIR)/,./, \
+		      $(subst $(PROJECT_DIR)/,./, \
+		        $(libc_src_sorted)))
+
+libc_arch_dirs      = $(wildcard $(addsuffix $(ARCH)/, $(libc_src_dirs)))
+
+libc_arch_files_c   = $(wildcard $(addsuffix *.c,$(libc_arch_dirs)))
+libc_arch_files_s   = $(wildcard $(addsuffix *.s,$(libc_arch_dirs)))
+libc_arch_files_S   = $(wildcard $(addsuffix *.S,$(libc_arch_dirs)))
+
+libc_arch_files     = $(subst $(SOURCE_DIR)/,./, \
+		      $(subst $(PROJECT_DIR)/,./, \
+		        $(libc_arch_files_c)       \
+		        $(libc_arch_files_s)        \
+		        $(libc_arch_files_S)))
+
+libc_arch_substs_c  = $(subst /$(ARCH)/,/,$(libc_arch_files_c))
+libc_arch_substs_s  = $(subst /$(ARCH)/,/,$(libc_arch_files_s))
+libc_arch_substs_S  = $(subst /$(ARCH)/,/,$(libc_arch_files_S))
+
+libc_arch_substs    = $(subst $(SOURCE_DIR)/,./,   \
+		      $(subst $(PROJECT_DIR)/,./,   \
+		        $(libc_arch_substs_c)        \
+		        $(libc_arch_substs_s:%.s=%.c) \
+		        $(libc_arch_substs_S:%.S=%.c)))
+
+libc_pure_files     = $(filter-out $(libc_arch_substs), $(libc_src_merged))
+libc_all_files      = $(libc_pure_files) $(libc_arch_files)
+
+libc_crt_files_c    = $(filter ./crt/%.c,  $(libc_all_files))
+libc_crt_files_s    = $(filter ./crt/%.s,  $(libc_all_files))
+libc_crt_files_S    = $(filter ./crt/%.S,  $(libc_all_files))
+libc_crt_files      = $(filter ./crt/%,  $(libc_all_files))
+
+libc_ldso_files     = $(filter ./ldso/%,  $(libc_all_files))
+libc_ldso_files    += $(filter ./src/ldso/%,  $(libc_all_files))
+
+libc_ldso_files_c   = $(filter %.c, $(libc_ldso_files))
+libc_ldso_files_s   = $(filter %.s, $(libc_ldso_files))
+libc_ldso_files_S   = $(filter %.S, $(libc_ldso_files))
+
+libc_excl_files     = $(libc_crt_files) $(libc_ldso_files)
+libc_core_files     = $(filter-out $(libc_excl_files), $(libc_all_files))
+
+libc_core_files_c   = $(filter %.c, $(libc_core_files))
+libc_core_files_s   = $(filter %.s, $(libc_core_files))
+libc_core_files_S   = $(filter %.S, $(libc_core_files))
+
+libc_tree_dirs      = $(subst $(SOURCE_DIR)/,./,             \
+		      $(subst $(PORT_DIR)/,./,                \
+		        $(wildcard $(SOURCE_DIR)/src/*/)       \
+		        $(wildcard $(PORT_DIR)/src/*/)          \
+		        $(wildcard $(SOURCE_DIR)/src/*/$(ARCH)/) \
+		        $(wildcard $(PORT_DIR)/src/*/$(ARCH)/)))
+
+libc_tree_dirs     += ./crt/  ./crt/$(ARCH)/
+libc_tree_dirs     += ./ldso/ ./ldso/$(ARCH)/
diff --git a/project/tree.mk b/project/tree.mk
index 20f0861..68f15fa 100644
--- a/project/tree.mk
+++ b/project/tree.mk
@@ -1,3 +1,14 @@
 tree.tag:
 		mkdir -p src
+		mkdir -p $(libc_tree_dirs)
 		touch tree.tag
+
+clean-tree:
+		rmdir $(libc_tree_dirs) 2>/dev/null || true
+		rmdir $(libc_tree_dirs) 2>/dev/null || true
+		rmdir src               2>/dev/null || true
+		rm -f tree.tag
+
+clean:		clean-tree
+
+.PHONY:		clean-tree
-- 
cgit v1.2.3