From ace246133e4e8f78af79a5df7612a1c0790e94f6 Mon Sep 17 00:00:00 2001
From: Artur Tamborski <atamborski@egnyte.com>
Date: Mon, 17 Dec 2018 01:59:10 +0100
Subject: [PATCH] Add internal command echo

---
 makefile   |  2 +-
 src/icmd.c | 13 +++++++++++++
 src/icmd.h |  1 +
 3 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/makefile b/makefile
index 0340e78..6e87810 100644
--- a/makefile
+++ b/makefile
@@ -12,7 +12,7 @@ CC      = gcc
 LD 	= gcc 
 
 LDFLAGS = -lm -lpthread
-CCFLAGS = -std=gnu99 -g -ggdb -Og -Wall -Wextra -pedantic
+CCFLAGS = -std=gnu99 -g -ggdb -Og -Wall -Wextra -pedantic -Wno-unused-parameter
 
 SRCTREE	= $(shell find $(SRCDIR) -type d)
 INCS	= $(shell find $(INCDIR) -type f -name '*$(INCEXT)')
diff --git a/src/icmd.c b/src/icmd.c
index ef9a603..8683c09 100644
--- a/src/icmd.c
+++ b/src/icmd.c
@@ -32,6 +32,7 @@ struct icmd
 } g_icmds[] =
 {
         ICMD(help),
+        ICMD(echo),
         ICMD(exit),
         ICMD(cls),
         ICMD(cd),
@@ -98,6 +99,18 @@ icmd_help(int argc, char **argv)
 }
 
 
+int
+icmd_echo(int argc, char **argv)
+{
+        int i;
+
+        for (i = 1; i < argc; i++)
+                printf("%s%c", argv[i], (argc - i != 1) ? ' ' : '\n');
+
+        return 0;
+}
+
+
 int
 icmd_exit(int argc, char **argv)
 {
diff --git a/src/icmd.h b/src/icmd.h
index 1cfe9d1..8e2f609 100644
--- a/src/icmd.h
+++ b/src/icmd.h
@@ -8,6 +8,7 @@ int call_icmd(int argc, char **argv);
 
 /* internal commands */
 int icmd_help(int argc, char **argv);
+int icmd_echo(int argc, char **argv);
 int icmd_exit(int argc, char **argv);
 int icmd_cls(int argc, char **argv);
 int icmd_cd(int argc, char **argv);