summaryrefslogtreecommitdiffhomepage
path: root/auto/echo/echo.c
diff options
context:
space:
mode:
Diffstat (limited to 'auto/echo/echo.c')
-rw-r--r--auto/echo/echo.c43
1 files changed, 43 insertions, 0 deletions
diff --git a/auto/echo/echo.c b/auto/echo/echo.c
new file mode 100644
index 00000000..937483af
--- /dev/null
+++ b/auto/echo/echo.c
@@ -0,0 +1,43 @@
+
+/*
+ * Copyright (C) Igor Sysoev
+ * Copyright (C) NGINX, Inc.
+ *
+ * A portable "echo" program that supports "-n" option:
+ * echo Hello world!
+ * echo "Hello world!"
+ * echo -n Hello world!
+ * echo
+ *
+ * It also passes "\c" characters as is.
+ */
+
+
+#include <stdio.h>
+#include <string.h>
+
+
+int
+main(int argc, char *const *argv)
+{
+ int i = 1;
+ int nl = 1;
+
+ if (argc > 1) {
+ if (strcmp(argv[1], "-n") == 0) {
+ nl = 0;
+ i++;
+ }
+
+ while (i < argc) {
+ printf("%s%s", argv[i], (i == argc - 1) ? "" : " ");
+ i++;
+ }
+ }
+
+ if (nl) {
+ printf("\n");
+ }
+
+ return 0;
+}