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-rw-r--r--oecho/Makefile7
-rw-r--r--oecho/oecho.ml10
-rw-r--r--oecho/oecho0.ml9
3 files changed, 26 insertions, 0 deletions
diff --git a/oecho/Makefile b/oecho/Makefile
new file mode 100644
index 0000000..d47d838
--- /dev/null
+++ b/oecho/Makefile
@@ -0,0 +1,7 @@
+make:
+ ocamlopt oecho.ml -o oecho
+ ocamlopt oecho0.ml -o oecho0
+
+static:
+ ocamlopt -ccopt -static oecho.ml -o oecho
+ ocamlopt -ccopt -static oecho0.ml -o oecho0 \ No newline at end of file
diff --git a/oecho/oecho.ml b/oecho/oecho.ml
new file mode 100644
index 0000000..eae9ffe
--- /dev/null
+++ b/oecho/oecho.ml
@@ -0,0 +1,10 @@
+open Arg
+open Unix
+open Scanf
+open Printf
+
+let num = Array.length Sys.argv
+let _ = if num == 2 then
+ Printf.printf "%s\n" Sys.argv.(1)
+ else Printf.printf "\n"
+
diff --git a/oecho/oecho0.ml b/oecho/oecho0.ml
new file mode 100644
index 0000000..fed5a00
--- /dev/null
+++ b/oecho/oecho0.ml
@@ -0,0 +1,9 @@
+open Arg
+open Unix
+open Scanf
+open Printf
+
+let num = Array.length Sys.argv
+let _ = if num >= 2 then
+ Printf.printf "%s\n" Sys.argv.(1)
+ else Printf.printf "\n"