From d2f183b8d0008bdb29e6c5c4fa04c14d7525ca9b Mon Sep 17 00:00:00 2001
From: Oskar <open7software@gmail.com>
Date: Thu, 5 Sep 2024 11:18:52 +0200
Subject: more

---
 .gitignore   |  2 ++
 6p4.cpp      |  4 ++--
 Chapter6.hpp | 12 ++++++++++++
 Makefile     | 18 +++++++++++++++++-
 fact.cc      | 20 ++++++++++++++++++++
 factMain.cc  |  7 +++++++
 6 files changed, 60 insertions(+), 3 deletions(-)
 create mode 100644 Chapter6.hpp
 create mode 100644 fact.cc
 create mode 100644 factMain.cc

diff --git a/.gitignore b/.gitignore
index c175108..3b5110b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,3 +2,5 @@ bin/
 redirection/
 TODO
 gede.ini
+*.o
+*.obj
diff --git a/6p4.cpp b/6p4.cpp
index 28c6fa5..441d423 100644
--- a/6p4.cpp
+++ b/6p4.cpp
@@ -7,7 +7,7 @@
  *
  */
 
-uint64_t fact(void) {
+uint64_t fact_i(void) {
 	
 	uint64_t val;
 	if(std::cin >> val) {} else { return 0; }
@@ -21,6 +21,6 @@ uint64_t fact(void) {
 
 int main () {
 
-	std::cout << fact() << std::endl;
+	std::cout << fact_i() << std::endl;
 	return 0;
 }
diff --git a/Chapter6.hpp b/Chapter6.hpp
new file mode 100644
index 0000000..b3e431b
--- /dev/null
+++ b/Chapter6.hpp
@@ -0,0 +1,12 @@
+#include <iostream>
+
+/*
+ *
+ * 6.8
+ *
+ *
+ */
+
+int fact(int val);
+uint64_t fact_i(void);
+int AbsoluteValue(int v);
diff --git a/Makefile b/Makefile
index 4648bd7..259e0a6 100644
--- a/Makefile
+++ b/Makefile
@@ -8,7 +8,7 @@ OBJS_CLANG=$(patsubst %.cpp, $(BINDIR)/clang/%, $(SRCS))
 OBJS_GCC=$(patsubst %.cpp, $(BINDIR)/gcc/%, $(SRCS))
 MAKEFLAGS += -j$(nproc)
 
-all: clang gcc
+all: clang gcc ch6e9
 
 clean:
 	rm -rf $(BINDIR)/gcc/*
@@ -26,4 +26,20 @@ $(BINDIR)/gcc/%: %.cpp
 	@mkdir -p $(BINDIR)/gcc
 	$(CC2) $(CFLAGS_GCC) -o $@ $<
 
+ch6e9: $(BINDIR)/clang/FACT $(BINDIR)/gcc/FACT
+
+$(BINDIR)/clang/FACT: fact.o factMain.o
+	@mkdir -p $(BINDIR)/clang
+	$(CC1) $(CFLAGS_CLANG) factMain.o fact.o -o $(BINDIR)/clang/FACT
+
+$(BINDIR)/gcc/FACT: fact.o factMain.o
+	@mkdir -p $(BINDIR)/gcc
+	$(CC2) $(CFLAGS_GCC) factMain.o fact.o -o $(BINDIR)/gcc/FACT
+
+fact.o: fact.cc
+	$(CC2) $(CFLAGS_GCC) -c fact.cc
+
+factMain.o: factMain.cc
+	$(CC2) $(CFLAGS_GCC) -c factMain.cc
+
 .PHONY: all clean clang gcc
diff --git a/fact.cc b/fact.cc
new file mode 100644
index 0000000..a79d2b7
--- /dev/null
+++ b/fact.cc
@@ -0,0 +1,20 @@
+#include <iostream>
+
+/*
+ *
+ *
+ *
+ *
+ */
+
+uint64_t fact_i(void) {
+	
+	uint64_t val;
+	if(std::cin >> val) {} else { return 0; }
+	uint64_t ret = 1;
+	while(val > 1) {
+		ret *= val--;
+	}
+	
+	return ret;
+}
diff --git a/factMain.cc b/factMain.cc
new file mode 100644
index 0000000..58ae446
--- /dev/null
+++ b/factMain.cc
@@ -0,0 +1,7 @@
+#include "Chapter6.hpp"
+
+int main () {
+
+	std::cout << fact_i() << std::endl;
+	return 0;
+}
-- 
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