transfer: explicity typecast to float in size report

* Fixes the file size being reported as 0.00M when size was less than 1M

* Thanks for the reports, On the scale of 0 to 10, I rate myself as retard.

* Kill trailing white spaces while we are at it.

Signed-off-by: dev-harsh1998 <[email protected]>

transfer.c

@@ -1,7 +1,7 @@
 /*
  * SPDX-License-Identifier: GPL-3.0-or-later
  *
- * Copyright (C) 2018, Harshit Jain
+ * Copyright (C) 2019, Harshit Jain
  */
 
 #include <stdbool.h>
@@ -75,16 +75,16 @@ int main(int argc, char *argv[]) {
     const char curl[5] = "curl";
     static bool x;
 
-#ifdef UPLOAD_MULTIPLE 
+#ifdef UPLOAD_MULTIPLE
     int holder = argc;
     int q;
-#endif 
+#endif
 
     x = can_run_command(curl);
     /* Only run the uploader when curl binary is found & is executable */
     if (x) {
 
-#ifdef UPLOAD_MULTIPLE       
+#ifdef UPLOAD_MULTIPLE
         /* Argument check */
         if (argc <= 1) {
             printf("ERROR: This binary expects atleast one command "
@@ -97,7 +97,7 @@ int main(int argc, char *argv[]) {
         }
         printf("\n");
         /* Display names of file (Ignore the first argument as its transfer itself) */
-        for (q = 1; q < holder; q++) { 
+        for (q = 1; q < holder; q++) {
             printf("File no. %d is %s\n", q, argv[q]);
         }
         printf("\n");
@@ -116,17 +116,17 @@ int main(int argc, char *argv[]) {
         if (getenv("TRANSFER_DISABLE_FILESIZE") == NULL) {
             static struct stat st;
 #ifdef UPLOAD_MULTIPLE
-        for (q = 1; q < holder; q++) { 
+        for (q = 1; q < holder; q++) {
             stat(argv[q], &st);
-            const float mb = st.st_size / 1048576;
+            const float mb = (float)st.st_size / 1048576;
             printf("The size of the %d file going to be uploaded is near to %.2f "
                    "megabytes\n", q, mb);
         }
         }
 #else
             stat(argv[1], &st);
             // convert bytes to mb (devide by 1024*1024)
-            const float mb = st.st_size / 1048576;
+            const float mb = (float)st.st_size / 1048576;
             printf("The size of the file going to be uploaded is near to %.2f "
                    "megabytes\n",
                    mb);
@@ -150,7 +150,7 @@ int main(int argc, char *argv[]) {
 #endif
 #else
 #ifdef UPLOAD_MULTIPLE
-        for (q = 1; q < holder; q++) { 
+        for (q = 1; q < holder; q++) {
         sprintf(cmdbuf, "curl -T %s %s", argv[q], "https://transfer.sh");
         ret = uploader(cmdbuf);
         printf("\n");