Add docs and nohup/unlink utitiliesHEADmaster

2 files changed, 33 insertions, 0 deletions

diff --git a/bin/unlink/Kbuild b/bin/unlink/Kbuild
new file mode 100644
index 00000000..91be1b03
--- /dev/null
+++ b/bin/unlink/Kbuild
@@ -0,0 +1,3 @@
+bin-y  := unlink
+obj-y  += unlink.o
+libs-y += $(srctree)/lib/libc/libc.a
diff --git a/bin/unlink/unlink.c b/bin/unlink/unlink.c
new file mode 100644
index 00000000..ae2a6da2
--- /dev/null
+++ b/bin/unlink/unlink.c
@@ -0,0 +1,30 @@
+#include <stdio.h>
+#include <unistd.h>
+
+int main(int argc, char **argv)
+{
+	char opt;
+
+	while ((opt = getopt(argc, argv, "")) != -1) {
+		switch (opt) {
+		default:
+			goto usage;
+			return 1;
+		}
+	}
+
+	if (argc != 2) {
+		goto usage;
+		return 1;
+	}
+
+	if (unlink(argv[1]) == -1) {
+		perror("unlink: ");
+		return 1;
+	}
+
+	return 0;
+usage:
+	write(STDERR_FILENO, "usage: unlink file\n", 10);
+	return 0;
+}