Squash commits for public release

userland/utilities/touch/.info.mk

@@ -0,0 +1,5 @@
+APPS += TOUCH
+
+TOUCH_NAME = touch
+TOUCH_LIBS = c
+TOUCH_INSTALL_PATH = bin/

userland/utilities/touch/BUILD.gn

@@ -0,0 +1,8 @@
+import("//build/userland/TEMPLATE.gni")
+
+xOS_executable("touch") {
+  install_path = "bin/"
+  sources = [ "main.c" ]
+  configs = [ "//build/userland:userland_flags" ]
+  deplibs = [ "libc" ]
+}

userland/utilities/touch/main.c

@@ -0,0 +1,25 @@
+#include <fcntl.h>
+#include <sys/stat.h>
+#include <unistd.h>
+
+int main(int argc, char** argv)
+{
+    int fd;
+
+    if (argc < 2) {
+        write(1, "Usage: touch files...\n", 22);
+        return 0;
+    }
+
+    mode_t std_mode = S_IFREG | S_IRUSR | S_IWUSR | S_IXUSR | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH;
+
+    for (int i = 1; i < argc; i++) {
+        if ((fd = creat(argv[i], std_mode)) < 0) {
+            write(1, "touch: failed to create\n", 24);
+            break;
+        }
+        close(fd);
+    }
+
+    return 0;
+}