[iso] fix md5sum.txt update for Ubuntu 20.10

* Ubuntu switched to using GRUB for BIOS, so our update_md5sum() code was not being called.
* Move update_md5sum() to being called unconditionally to fix this.
* Closes #1616 (again...)

ChangeLog.txt

@@ -2,11 +2,11 @@ o Version 3.12 (2020.10.??)
     Add optional SHA-512 digest algorithm (Alt-H)
     Add a cheat mode (Alt +/-) to increase/decrease application priority
     Enable direct provision of install.wim/install.esd for Windows To Go
-    Move the ESP to the beginning of the drive for Windows To Go, on systems that allow it
+    Move Windows To Go ESP to the beginning of the drive, on systems that allow it
     Enforce a minimum volume size of 256 MB for ext2/ext3 partitions
     Speed up the scanning of ISOs with lots of Rock Ridge deep directory entries
     Fix detection of GRUB version and update embedded GRUB for Ubuntu 20.10 support
-    Fix user interface labels for accessibility 
+    Fix user interface labels for accessibility
     Work around a Windows bug where the wrong drive letter may be returned
 
 o Version 3.11 (2020.06.18)

src/iso.c

@@ -598,16 +598,16 @@ static void update_md5sum(void)
 	char md5_path[64], *md5_data = NULL, *str_pos;
 
 	if (!img_report.has_md5sum)
-		return;
+		goto out;
 
 	assert(img_report.has_md5sum <= ARRAYSIZE(md5sum_name));
 	if (img_report.has_md5sum > ARRAYSIZE(md5sum_name))
-		return;
+		goto out;
 
 	static_sprintf(md5_path, "%s\\%s", psz_extract_dir, md5sum_name[img_report.has_md5sum - 1]);
 	md5_size = read_file(md5_path, (uint8_t**)&md5_data);
 	if (md5_size == 0)
-		return;
+		goto out;
 
 	for (i = 0; i < modified_path.Index; i++) {
 		str_pos = strstr(md5_data, &modified_path.String[i][2]);
@@ -635,6 +635,9 @@ static void update_md5sum(void)
 
 	write_file(md5_path, md5_data, md5_size);
 	free(md5_data);
+
+out:
+	StrArrayDestroy(&modified_path);
 }
 
 // Returns 0 on success, >0 on error, <0 to ignore current dir
@@ -1108,12 +1111,11 @@ out:
 			}
 			if (fd != NULL)
 				fclose(fd);
-			update_md5sum();
 		} else if (HAS_BOOTMGR(img_report) && enable_ntfs_compression) {
 			// bootmgr might need to be uncompressed: https://github.com/pbatard/rufus/issues/1381
 			RunCommand("compact /u bootmgr* efi/boot/*.efi", dest_dir, TRUE);
 		}
-		StrArrayDestroy(&modified_path);
+		update_md5sum();
 		if (archive_path != NULL) {
 			uprintf("● Adding files from %s", archive_path);
 			bled_init(NULL, NULL, NULL, NULL, alt_print_extracted_file, NULL);

src/rufus.rc

@@ -33,7 +33,7 @@ LANGUAGE LANG_NEUTRAL, SUBLANG_NEUTRAL
 IDD_DIALOG DIALOGEX 12, 12, 232, 326
 STYLE DS_SETFONT | DS_MODALFRAME | DS_CENTER | WS_MINIMIZEBOX | WS_POPUP | WS_CAPTION | WS_SYSMENU
 EXSTYLE WS_EX_ACCEPTFILES
-CAPTION "Rufus 3.12.1707"
+CAPTION "Rufus 3.12.1708"
 FONT 9, "Segoe UI Symbol", 400, 0, 0x0
 BEGIN
     LTEXT           "Drive Properties",IDS_DRIVE_PROPERTIES_TXT,8,6,53,12,NOT WS_GROUP
@@ -395,8 +395,8 @@ END
 //
 
 VS_VERSION_INFO VERSIONINFO
- FILEVERSION 3,12,1707,0
+ FILEVERSION 3,12,1708,0
- PRODUCTVERSION 3,12,1707,0
+ PRODUCTVERSION 3,12,1708,0
  FILEFLAGSMASK 0x3fL
 #ifdef _DEBUG
  FILEFLAGS 0x1L
@@ -414,13 +414,13 @@ BEGIN
             VALUE "Comments", "https://rufus.ie"
             VALUE "CompanyName", "Akeo Consulting"
             VALUE "FileDescription", "Rufus"
-            VALUE "FileVersion", "3.12.1707"
+            VALUE "FileVersion", "3.12.1708"
             VALUE "InternalName", "Rufus"
             VALUE "LegalCopyright", "© 2011-2020 Pete Batard (GPL v3)"
             VALUE "LegalTrademarks", "https://www.gnu.org/licenses/gpl-3.0.html"
             VALUE "OriginalFilename", "rufus-3.12.exe"
             VALUE "ProductName", "Rufus"
-            VALUE "ProductVersion", "3.12.1707"
+            VALUE "ProductVersion", "3.12.1708"
         END
     END
     BLOCK "VarFileInfo"