Disk: check for mntopt instead of statvfs when detecting read only flags

Ref: #1343

Author: CarterLi

src/detection/disk/disk_linux.c

@@ -215,7 +215,7 @@ static bool isRemovable(FFDisk* currentDisk)
     return ffReadFileData(sysBlockVolume, 1, &removableChar) > 0 && removableChar == '1';
 }
 
-static void detectType(const FFlist* disks, FFDisk* currentDisk)
+static void detectType(const FFlist* disks, FFDisk* currentDisk, struct mntent* device)
 {
     if(ffStrbufStartsWithS(&currentDisk->mountpoint, "/boot") || ffStrbufStartsWithS(&currentDisk->mountpoint, "/efi"))
         currentDisk->type = FF_DISK_VOLUME_TYPE_HIDDEN_BIT;
@@ -225,6 +225,8 @@ static void detectType(const FFlist* disks, FFDisk* currentDisk)
         currentDisk->type = FF_DISK_VOLUME_TYPE_EXTERNAL_BIT;
     else
         currentDisk->type = FF_DISK_VOLUME_TYPE_REGULAR_BIT;
+    if (hasmntopt(device, MNTOPT_RO))
+        currentDisk->type |= FF_DISK_VOLUME_TYPE_READONLY_BIT;
 }
 
 #endif
@@ -251,9 +253,6 @@ static void detectStats(FFDisk* disk)
         disk->filesTotal = disk->filesUsed = 0;
     }
 
-    if(fs.f_flag & ST_RDONLY)
-        disk->type |= FF_DISK_VOLUME_TYPE_READONLY_BIT;
-
     disk->createTime = 0;
     #ifdef FF_HAVE_STATX
     struct statx stx;
@@ -298,7 +297,7 @@ const char* ffDetectDisksImpl(FFDiskOptions* options, FFlist* disks)
         detectName(disk); // Also detects external devices
 
         //detect type
-        detectType(disks, disk);
+        detectType(disks, disk, device);
 
         //Detects stats
         detectStats(disk);

src/detection/disk/disk_sunos.c

@@ -72,12 +72,14 @@ static bool isSubvolume(const FFlist* disks, FFDisk* currentDisk)
 
 static void detectType(const FFlist* disks, FFDisk* currentDisk, struct mnttab* device)
 {
-    if(ffStrContains(device->mnt_mntopts, MNTOPT_NOBROWSE))
+    if(hasmntopt(device, MNTOPT_NOBROWSE))
         currentDisk->type = FF_DISK_VOLUME_TYPE_HIDDEN_BIT;
     else if(isSubvolume(disks, currentDisk))
         currentDisk->type = FF_DISK_VOLUME_TYPE_SUBVOLUME_BIT;
     else
         currentDisk->type = FF_DISK_VOLUME_TYPE_REGULAR_BIT;
+    if (hasmntopt(device, MNTOPT_RO))
+        currentDisk->type |= FF_DISK_VOLUME_TYPE_READONLY_BIT;
 }
 
 static void detectStats(FFDisk* disk)
@@ -94,9 +96,6 @@ static void detectStats(FFDisk* disk)
     disk->filesTotal = (uint32_t) fs.f_files;
     disk->filesUsed = (uint32_t) (disk->filesTotal - fs.f_ffree);
 
-    if(fs.f_flag & ST_RDONLY)
-        disk->type |= FF_DISK_VOLUME_TYPE_READONLY_BIT;
-
     ffStrbufSetS(&disk->name, fs.f_fstr);
 
     disk->createTime = 0;