add directory study

study/linux-travel/MINIX-1.5/1.5/Source/commands/ibm/Makefile

@@ -0,0 +1,34 @@
+# To make  'cp', type:   make f=cp
+# To make  'ls', type:   make f=ls
+# To make  'cat', type:   make f=cat
+# Get the idea?
+
+# To make everything, use:
+#  mkdir bin
+#  for i in *.c
+#  do make f=`basename $i .c`
+#  done
+#
+# Furthermore, many commands need a different memory allocation, so chmem must
+# be run to change it.  See the shell script 'changemem' in tools.
+
+l=/usr/lib
+b=../bin
+CFLAGS=  -F -D_MINIX -D_POSIX_SOURCE 
+
+File:	$l/libc.a $f.s
+	@cc -i -o $b/$f $f.s
+	@chmem =8192 $b/$f >/dev/null
+
+clean:	
+	@rm -f *.s *.bak
+	@rm -f */*.s
+	@rm -f */*.bak
+
+all:	
+	@ls *.c >tmp.1
+	@sed <tmp.1 >tmp.2 '/\.c/s///;/^/s//make f=/'
+	@rm -rf tmp.1 bin
+	@mkdir bin
+	@sh tmp.2
+	@rm tmp.2