Global: pack all enums and make flag enums unsigned

src/options/display.h

@@ -2,14 +2,14 @@
 
 #include "util/FFstrbuf.h"
 
-typedef enum FFSizeBinaryPrefixType
+typedef enum __attribute__((__packed__)) FFSizeBinaryPrefixType
 {
     FF_SIZE_BINARY_PREFIX_TYPE_IEC,   // 1024 Bytes = 1 KiB, 1024 KiB = 1 MiB, ... (standard)
     FF_SIZE_BINARY_PREFIX_TYPE_SI,    // 1000 Bytes = 1 KB, 1000 KB = 1 MB, ...
     FF_SIZE_BINARY_PREFIX_TYPE_JEDEC, // 1024 Bytes = 1 kB, 1024 kB = 1 MB, ...
 } FFSizeBinaryPrefixType;
 
-typedef enum FFTemperatureUnit
+typedef enum __attribute__((__packed__)) FFTemperatureUnit
 {
     FF_TEMPERATURE_UNIT_CELSIUS,
     FF_TEMPERATURE_UNIT_FAHRENHEIT,
@@ -46,7 +46,7 @@ typedef struct FFOptionsDisplay
     FFstrbuf barBorderLeft;
     FFstrbuf barBorderRight;
     uint8_t barWidth;
-    uint8_t percentType;
+    FFPercentageTypeFlags percentType;
     uint8_t percentNdigits;
     FFstrbuf percentColorGreen;
     FFstrbuf percentColorYellow;

src/options/general.h

@@ -2,7 +2,7 @@
 
 #include "util/FFstrbuf.h"
 
-typedef enum FFDsForceDrmType
+typedef enum __attribute__((__packed__)) FFDsForceDrmType
 {
     FF_DS_FORCE_DRM_TYPE_FALSE = 0,   // Disable
     FF_DS_FORCE_DRM_TYPE_TRUE = 1,    // Try `libdrm`, then `sysfs` if libdrm failed

src/options/logo.h

@@ -5,7 +5,7 @@
 #define FASTFETCH_LOGO_MAX_NAMES 9
 #define FASTFETCH_LOGO_MAX_COLORS 9 //two digits would make parsing much more complicated (index 1 - 9)
 
-typedef enum FFLogoType
+typedef enum __attribute__((__packed__)) FFLogoType
 {
     FF_LOGO_TYPE_AUTO,        //if something is given, first try builtin, then file. Otherwise detect logo
     FF_LOGO_TYPE_BUILTIN,     //builtin ascii art
@@ -23,7 +23,7 @@ typedef enum FFLogoType
     FF_LOGO_TYPE_NONE,        //--logo none
 } FFLogoType;
 
-typedef enum FFLogoPosition
+typedef enum __attribute__((__packed__)) FFLogoPosition
 {
     FF_LOGO_POSITION_LEFT,
     FF_LOGO_POSITION_TOP,