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Improve --list feature on non-linux platform

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This commit is contained in:
Martin Lund 2024-05-03 14:12:47 +02:00
parent 5ec33f5d4d
commit ec8f63f06d
2 changed files with 132 additions and 39 deletions
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125
src/tty.c
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@ -68,24 +68,19 @@
/* tty device listing configuration */
#if defined(__linux__)
#define PATH_SERIAL_DEVICES "/dev/serial/by-id/"
#define PATH_SERIAL_DEVICES_BY_PATH "/dev/serial/by-path/"
#define PREFIX_TTY_DEVICES ""
#define PATH_SERIAL_DEVICES "/dev"
#define PATH_SERIAL_DEVICES_BY_ID "/dev/serial/by-id"
#define PATH_SERIAL_DEVICES_BY_PATH "/dev/serial/by-path"
#elif defined(__FreeBSD__)
#define PATH_SERIAL_DEVICES "/dev/"
#define PREFIX_TTY_DEVICES "cua"
#define PATH_SERIAL_DEVICES "/dev"
#elif defined(__APPLE__)
#define PATH_SERIAL_DEVICES "/dev/"
#define PREFIX_TTY_DEVICES "tty."
#define PATH_SERIAL_DEVICES "/dev"
#elif defined(__CYGWIN__)
#define PATH_SERIAL_DEVICES "/dev/"
#define PREFIX_TTY_DEVICES "ttyS"
#define PATH_SERIAL_DEVICES "/dev"
#elif defined(__HAIKU__)
#define PATH_SERIAL_DEVICES "/dev/ports/"
#define PREFIX_TTY_DEVICES ""
#define PATH_SERIAL_DEVICES "/dev/ports"
#else
#define PATH_SERIAL_DEVICES "/dev/"
#define PREFIX_TTY_DEVICES "tty"
#define PATH_SERIAL_DEVICES "/dev"
#endif
#ifndef CMSPAR
@ -1375,7 +1370,8 @@ error:
static void list_serial_devices_by_id(void)
{
DIR *d = opendir(PATH_SERIAL_DEVICES);
#ifdef PATH_SERIAL_DEVICES_BY_ID
DIR *d = opendir(PATH_SERIAL_DEVICES_BY_ID);
if (d)
{
struct dirent *dir;
@ -1387,23 +1383,20 @@ static void list_serial_devices_by_id(void)
{
if ((strcmp(dir->d_name, ".")) && (strcmp(dir->d_name, "..")))
{
if (!strncmp(dir->d_name, PREFIX_TTY_DEVICES, sizeof(PREFIX_TTY_DEVICES) - 1))
if (is_serial_device("%s/%s", PATH_SERIAL_DEVICES_BY_ID, dir->d_name))
{
if (is_serial_device("%s%s", PATH_SERIAL_DEVICES, dir->d_name))
{
printf("%s%s\n", PATH_SERIAL_DEVICES, dir->d_name);
}
printf("%s/%s\n", PATH_SERIAL_DEVICES_BY_ID, dir->d_name);
}
}
}
closedir(d);
}
#endif
}
static void list_serial_devices_by_path(void)
{
#ifdef PATH_SERIAL_DEVICES_BY_PATH
DIR *d = opendir(PATH_SERIAL_DEVICES_BY_PATH);
if (d)
{
@ -1416,12 +1409,9 @@ static void list_serial_devices_by_path(void)
{
if ((strcmp(dir->d_name, ".")) && (strcmp(dir->d_name, "..")))
{
if (!strncmp(dir->d_name, "", sizeof("") - 1))
if (is_serial_device("%s/%s", PATH_SERIAL_DEVICES_BY_PATH, dir->d_name))
{
if (is_serial_device("%s%s", PATH_SERIAL_DEVICES_BY_PATH, dir->d_name))
{
printf("%s%s\n", PATH_SERIAL_DEVICES_BY_PATH, dir->d_name);
}
printf("%s/%s\n", PATH_SERIAL_DEVICES_BY_PATH, dir->d_name);
}
}
}
@ -1551,6 +1541,8 @@ static void search_reset(void)
device_list = NULL;
}
#if defined(__linux__)
GList *tty_search_for_serial_devices(void)
{
DIR *dir;
@ -1566,7 +1558,6 @@ GList *tty_search_for_serial_devices(void)
dir = opendir("/sys/class/tty");
if (!dir)
{
// Error
return NULL;
}
@ -1730,6 +1721,88 @@ GList *tty_search_for_serial_devices(void)
return device_list;
}
#else
GList *tty_search_for_serial_devices(void)
{
DIR *dir;
char path[PATH_MAX] = {};
double current_time, creation_time;
search_reset();
// Open the directory containing serial devices
dir = opendir(PATH_SERIAL_DEVICES);
if (!dir)
{
return NULL;
}
current_time = get_current_time();
// Iterate through each device in the subsystem directory
struct dirent *entry;
while ((entry = readdir(dir)) != NULL)
{
// Skip . and .. entries
if (strcmp(entry->d_name, ".") == 0 || strcmp(entry->d_name, "..") == 0)
{
continue;
}
// Construct the path to the TTY device file
snprintf(path, sizeof(path), PATH_SERIAL_DEVICES "/%s", entry->d_name);
// Skip non serial devices
if (is_serial_device(path) == false)
{
continue;
}
// Calculate uptime
creation_time = fs_get_creation_time(path);
double uptime = current_time - creation_time;
// Do not add devices excluded by exclude patterns
if (match_patterns(path, option.exclude_devices))
{
continue;
}
// Allocate new device item for device list
device_t *device = g_new0(device_t, 1);
if (device == NULL)
{
continue;
}
// Fill in device information
device->path = g_strdup(path);
device->tid = "";
device->uptime = uptime;
device->driver = "";
device->description = "";
// Add device information to device list
device_list = g_list_append(device_list, device);
}
if (g_list_length(device_list) == 0)
{
// Return NULL if no serial devices found
return NULL;
}
// Sort device list device with respect to uptime
device_list = g_list_sort(device_list, compare_uptime);
closedir(dir);
return device_list;
}
#endif
void list_serial_devices(void)
{
tty_search_for_serial_devices();