1 files changed, 77 insertions, 0 deletions
diff --git a/package/toolbox/src/src/mkdir.c b/package/toolbox/src/src/mkdir.c
new file mode 100644
index 000000000..e0b701291
--- /dev/null
+++ b/package/toolbox/src/src/mkdir.c
@@ -0,0 +1,77 @@
+#include <stdio.h>
+#include <unistd.h>
+#include <string.h>
+#include <errno.h>
+#include <limits.h>
+#include <sys/stat.h>
+
+static int usage()
+{
+    fprintf(stderr,"mkdir [OPTION] <target>\n");
+    fprintf(stderr,"    --help           display usage and exit\n");
+    fprintf(stderr,"    -p, --parents    create parent directories as needed\n");
+    return -1;
+}
+
+int main(int argc, char *argv[])
+{
+    int ret;
+    if(argc < 2 || strcmp(argv[1], "--help") == 0) {
+        return usage();
+    }
+
+    int recursive = (strcmp(argv[1], "-p") == 0 ||
+                     strcmp(argv[1], "--parents") == 0) ? 1 : 0;
+
+    if(recursive && argc < 3) {
+        // -p specified without a path
+        return usage();
+    }
+
+    if(recursive) {
+        argc--;
+        argv++;
+    }
+
+    char currpath[PATH_MAX], *pathpiece;
+    struct stat st;
+
+    while(argc > 1) {
+        argc--;
+        argv++;
+        if(recursive) {
+            // reset path
+            strcpy(currpath, "");
+            // create the pieces of the path along the way
+            pathpiece = strtok(argv[0], "/");
+            if(argv[0][0] == '/') {
+                // prepend / if needed
+                strcat(currpath, "/");
+            }
+            while(pathpiece != NULL) {
+                if(strlen(currpath) + strlen(pathpiece) + 2/*NUL and slash*/ > PATH_MAX) {
+                    fprintf(stderr, "Invalid path specified: too long\n");
+                    return 1;
+                }
+                strcat(currpath, pathpiece);
+                strcat(currpath, "/");
+                if(stat(currpath, &st) != 0) {
+                    ret = mkdir(currpath, 0777);
+                    if(ret < 0) {
+                        fprintf(stderr, "mkdir failed for %s, %s\n", currpath, strerror(errno));
+                        return ret;
+                    }
+                }
+                pathpiece = strtok(NULL, "/");
+            }
+        } else {
+            ret = mkdir(argv[0], 0777);
+            if(ret < 0) {
+                fprintf(stderr, "mkdir failed for %s, %s\n", argv[0], strerror(errno));
+                return ret;
+            }
+        }
+    }
+    
+    return 0;
+}