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Made udev hwdb functionality optional
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This commit is contained in:
Sam Lantinga
2025-12-21 09:15:23 -08:00
parent 4984eb8c16
commit ce0da58755
3 changed files with 10 additions and 7 deletions
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11
src/core/linux/SDL_udev.c
View File

@@ -81,6 +81,9 @@ static bool SDL_UDEV_load_syms(void)
if (!SDL_UDEV_load_sym(#x, (void **)(char *)&_this->syms.x)) \
return false
#define SDL_UDEV_SYM_OPTIONAL(x) \
SDL_UDEV_load_sym(#x, (void **)(char *)&_this->syms.x);
SDL_UDEV_SYM(udev_device_get_action);
SDL_UDEV_SYM(udev_device_get_devnode);
SDL_UDEV_SYM(udev_device_get_driver);
@@ -98,6 +101,7 @@ static bool SDL_UDEV_load_syms(void)
SDL_UDEV_SYM(udev_enumerate_scan_devices);
SDL_UDEV_SYM(udev_enumerate_unref);
SDL_UDEV_SYM(udev_list_entry_get_name);
SDL_UDEV_SYM(udev_list_entry_get_value);
SDL_UDEV_SYM(udev_list_entry_get_next);
SDL_UDEV_SYM(udev_monitor_enable_receiving);
SDL_UDEV_SYM(udev_monitor_filter_add_match_subsystem_devtype);
@@ -110,10 +114,9 @@ static bool SDL_UDEV_load_syms(void)
SDL_UDEV_SYM(udev_device_new_from_devnum);
SDL_UDEV_SYM(udev_device_get_devnum);
SDL_UDEV_SYM(udev_hwdb_new);
SDL_UDEV_SYM(udev_hwdb_unref);
SDL_UDEV_SYM(udev_hwdb_get_properties_list_entry);
SDL_UDEV_SYM(udev_list_entry_get_value);
SDL_UDEV_SYM_OPTIONAL(udev_hwdb_new);
SDL_UDEV_SYM_OPTIONAL(udev_hwdb_unref);
SDL_UDEV_SYM_OPTIONAL(udev_hwdb_get_properties_list_entry);
#undef SDL_UDEV_SYM

2
src/core/linux/SDL_udev.h
View File

@@ -72,6 +72,7 @@ typedef struct SDL_UDEV_Symbols
int (*udev_enumerate_scan_devices)(struct udev_enumerate *);
void (*udev_enumerate_unref)(struct udev_enumerate *);
const char *(*udev_list_entry_get_name)(struct udev_list_entry *);
const char *(*udev_list_entry_get_value)(struct udev_list_entry *);
struct udev_list_entry *(*udev_list_entry_get_next)(struct udev_list_entry *);
int (*udev_monitor_enable_receiving)(struct udev_monitor *);
int (*udev_monitor_filter_add_match_subsystem_devtype)(struct udev_monitor *, const char *, const char *);
@@ -87,7 +88,6 @@ typedef struct SDL_UDEV_Symbols
struct udev_hwdb *(*udev_hwdb_new)(struct udev *udev);
struct udev_hwdb *(*udev_hwdb_unref)(struct udev_hwdb *hwdb);
struct udev_list_entry *(*udev_hwdb_get_properties_list_entry)(struct udev_hwdb *hwdb, const char *modalias, unsigned flags);
const char *(*udev_list_entry_get_value)(struct udev_list_entry *list_entry);
} SDL_UDEV_Symbols;

4
src/hidapi/linux/hid.c
View File

@@ -916,7 +916,7 @@ static struct hid_device_info * create_device_info_for_device(struct udev_device
root = cur_dev;
}
tmp->next = NULL;
hid_free_enumeration(tmp);
} else {
prev_dev = cur_dev;
@@ -1071,7 +1071,7 @@ struct hid_device_info HID_API_EXPORT *hid_enumerate(unsigned short vendor_id,
tmp = create_device_info_for_device(raw_dev);
if (tmp) {
if (!tmp->manufacturer_string) {
if (!tmp->manufacturer_string && udev_hwdb_new) {
key = "ID_VENDOR_FROM_DATABASE";
if ((hwdb = udev_hwdb_new(udev)) != NULL) {