From 415596b7f0c8c48c45100784481374a42730e220 Mon Sep 17 00:00:00 2001
From: Bruno Raoult <braoult@gmail.com>
Date: Mon, 6 Jun 2022 16:45:07 +0200
Subject: [PATCH] C tools: move includes to subdir, Makefile

---
 c/Makefile               | 87 ++++++++++++++++++++++++++++++++++++++++
 c/{ => include}/bits.h   |  0
 c/{ => include}/debug.h  |  0
 c/{ => include}/list.h   |  0
 c/{ => include}/pool.h   |  0
 c/{ => include}/rwonce.h |  0
 6 files changed, 87 insertions(+)
 create mode 100644 c/Makefile
 rename c/{ => include}/bits.h (100%)
 rename c/{ => include}/debug.h (100%)
 rename c/{ => include}/list.h (100%)
 rename c/{ => include}/pool.h (100%)
 rename c/{ => include}/rwonce.h (100%)

diff --git a/c/Makefile b/c/Makefile
new file mode 100644
index 0000000..caca146
--- /dev/null
+++ b/c/Makefile
@@ -0,0 +1,87 @@
+# Tools Makefile
+#
+# Copyright (C) 2022 Bruno Raoult ("br")
+# Licensed under the GNU General Public License v3.0 or later.
+# Some rights reserved. See COPYING.
+#
+# You should have received a copy of the GNU General Public License along with this
+# program. If not, see <https://www.gnu.org/licenses/gpl-3.0-standalone.html>.
+#
+# SPDX-License-Identifier: GPL-3.0-or-later <https://spdx.org/licenses/GPL-3.0-or-later.html>
+#
+
+SHELL  := /bin/bash
+CC     := gcc
+
+CFLAGS += -std=gnu99
+CFLAGS += -O2
+CFLAGS += -g
+CFLAGS += -Wall
+CFLAGS += -Wextra
+CFLAGS += -march=native
+CFLAGS += -Wmissing-declarations
+CFLAGS += -Wno-unused-result
+
+# for gprof
+#CFLAGS += -pg
+
+# Next one may be useful for valgrind (some invalid instructions)
+# CFLAGS += -mno-tbm
+
+CFLAGS += -DDEBUG_DEBUG		# activate general debug (debug.c)
+CFLAGS += -DDEBUG_POOL		# memory pools management
+
+INCDIR    := ./include
+LIBDIR    := ./lib
+OBJDIR    := ./obj
+
+LIBNAME   := br_$(shell uname -m)
+LIB       := lib$(LIBNAME)
+SLIB      := $(LIBDIR)/$(LIB).a
+DLIB      := $(LIBDIR)/$(LIB).so
+LIBSRC    := $(wildcard *.c)
+LIBOBJ    := $(addprefix $(OBJDIR)/,$(patsubst %.c,%.o,$(LIBSRC)))
+LDFLAGS   := -L$(LIBDIR)
+LDLIB     := -l$(LIB)
+
+export LD_LIBRARY_PATH = $(LIBDIR)
+#export PATH := .:$(PATH)
+
+.PHONY: all libs clean dirs
+
+all: libs
+
+libs: dirs $(DLIB) $(SLIB)
+
+dirs: $(LIBDIR) $(OBJDIR)
+
+$(LIBDIR) $(OBJDIR):
+	@echo creating $@ directory.
+	@mkdir $@
+
+clean:
+	@echo deleting $(OBJDIR) and $(LIBDIR) directories.
+	@$(RM) -rf $(LIBDIR) $(OBJDIR)
+
+$(SLIB): $(LIBOBJ)
+	@echo building $@ static library.
+	@$(AR) $(ARFLAGS) -o $@ $^
+
+$(DLIB): CFLAGS += -fPIC
+$(DLIB): LDFLAGS += -shared
+$(DLIB): $(LIBOBJ)
+	@echo building $@ shared library.
+	@$(CC) $(LDFLAGS) $^ -o $@
+
+.c:
+	@echo compiling $<
+	@$(CC) $(CFLAGS) $(LDFLAGS) -I $(INCDIR) $< $(LDLIB) -o $@
+
+#.c.o:
+$(OBJDIR)/%.o: %.c
+	@echo compiling $<.
+	@$(CC) -c $(CFLAGS) $(LDFLAGS) -I $(INCDIR) -o $@ $<
+
+.c.s:
+	@echo generating $@
+	@$(CC) -S -fverbose-asm $(CFLAGS) -I $(INCDIR) $< -o $@
diff --git a/c/bits.h b/c/include/bits.h
similarity index 100%
rename from c/bits.h
rename to c/include/bits.h
diff --git a/c/debug.h b/c/include/debug.h
similarity index 100%
rename from c/debug.h
rename to c/include/debug.h
diff --git a/c/list.h b/c/include/list.h
similarity index 100%
rename from c/list.h
rename to c/include/list.h
diff --git a/c/pool.h b/c/include/pool.h
similarity index 100%
rename from c/pool.h
rename to c/include/pool.h
diff --git a/c/rwonce.h b/c/include/rwonce.h
similarity index 100%
rename from c/rwonce.h
rename to c/include/rwonce.h