build: bump version to 0.7.2

fix: fix wrong used size calculation

README.md

@@ -14,7 +14,11 @@ Zigfetch is a minimal [neofetch](https://github.com/dylanaraps/neofetch)/[fastfe
 
 ## Requirements
 
-- [zig v0.14.0](https://ziglang.org/)
+-   \>= [zig v0.14.0](https://ziglang.org/)
+
+### Linux only
+
+-   [libpci](https://github.com/pciutils/pciutils)
 
 ## Installation
 
@@ -71,4 +75,5 @@ $ cp /path/to/zigfetch/config.json ~/.config/zigfetch/config.json
 -   [ ] Add support for Windows
 
 ## Contributing
+
 If you would like to contribute to this project just create a pull request which I will try to review as soon as possible.

build.zig

@@ -29,6 +29,7 @@ pub fn build(b: *std.Build) void {
 
     if (target.result.os.tag == .linux) {
         exe.linkLibC();
+        exe.linkSystemLibrary("pci");
     }
 
     // This declares intent for the executable to be installed into the

build.zig.zon

@@ -10,7 +10,7 @@
 
     // This is a [Semantic Version](https://semver.org/).
     // In a future version of Zig it will be used for package deduplication.
-    .version = "0.5.1",
+    .version = "0.7.2",
 
     // Together with name, this represents a globally unique package
     // identifier. This field is generated by the Zig toolchain when the

src/ascii.zig

@@ -105,11 +105,13 @@ pub fn printAscii(allocator: std.mem.Allocator, sys_info_list: std.ArrayList([]u
         if (i < sys_info_len) {
             try stdout.print("{s}\n", .{sys_info_items[i]});
         } else if (i == sys_info_len + 1) {
+            // Print the first row of colors
             for (0..8) |j| {
                 try stdout.print("\x1b[48;5;{d}m  \x1b[0m", .{j});
             }
             try stdout.print("\n", .{});
         } else if (i == sys_info_len + 2) {
+            // Print the second row of colors
             for (8..16) |j| {
                 try stdout.print("\x1b[48;5;{d}m  \x1b[0m", .{j});
             }

src/config.zig

@@ -23,9 +23,9 @@ pub const ModuleType = enum {
     ram,
     swap,
     disk,
+    net,
     terminal,
     locale,
-    net, // It must always be the last element of this array
 };
 
 pub fn getModulesTypes(allocator: std.mem.Allocator, config: ?std.json.Parsed(Config)) !std.ArrayList(ModuleType) {

src/formatters.zig

@@ -3,7 +3,12 @@ const std = @import("std");
 const ascii = @import("ascii.zig");
 const detection = @import("detection.zig").os_module;
 
-pub const formatters = [_]*const fn (allocator: std.mem.Allocator, key: []const u8, key_color: []const u8) anyerror![]u8{
+const Result = union(enum) {
+    string: []u8,
+    string_arraylist: std.ArrayList([]u8),
+};
+
+pub const formatters = [_]*const fn (allocator: std.mem.Allocator, key: []const u8, key_color: []const u8) anyerror!Result{
     &getFormattedOsInfo,
     &getFormattedKernelInfo,
     &getFormattedUptimeInfo,
@@ -14,11 +19,12 @@ pub const formatters = [_]*const fn (allocator: std.mem.Allocator, key: []const
     &getFormattedRamInfo,
     &getFormattedSwapInfo,
     &getFormattedDiskInfo,
+    &getFormattedNetInfo,
     &getFormattedTerminalNameInfo,
     &getFormattedLocaleInfo,
 };
 
-pub const default_formatters = [_]*const fn (allocator: std.mem.Allocator) anyerror![]u8{
+pub const default_formatters = [_]*const fn (allocator: std.mem.Allocator) anyerror!Result{
     &getDefaultFormattedOsInfo,
     &getDefaultFormattedKernelInfo,
     &getDefaultFormattedUptimeInfo,
@@ -29,145 +35,166 @@ pub const default_formatters = [_]*const fn (allocator: std.mem.Allocator) anyer
     &getDefaultFormattedRamInfo,
     &getDefaultFormattedSwapInfo,
     &getDefaultFormattedDiskInfo,
+    &getDefaultFormattedNetInfo,
     &getDefaultFormattedTerminalNameInfo,
     &getDefaultFormattedLocaleInfo,
 };
 
-pub fn getDefaultFormattedKernelInfo(allocator: std.mem.Allocator) ![]u8 {
+pub fn getDefaultFormattedKernelInfo(allocator: std.mem.Allocator) !Result {
     return try getFormattedKernelInfo(allocator, "Kernel", ascii.Yellow);
 }
 
-pub fn getFormattedKernelInfo(allocator: std.mem.Allocator, key: []const u8, key_color: []const u8) ![]u8 {
+pub fn getFormattedKernelInfo(allocator: std.mem.Allocator, key: []const u8, key_color: []const u8) !Result {
     const kernel_info = try detection.system.getKernelInfo(allocator);
     defer allocator.free(kernel_info.kernel_name);
     defer allocator.free(kernel_info.kernel_release);
 
-    return try std.fmt.allocPrint(allocator, "{s}{s}:{s} {s} {s}", .{ key_color, key, ascii.Reset, kernel_info.kernel_name, kernel_info.kernel_release });
+    return Result{ .string = try std.fmt.allocPrint(allocator, "{s}{s}:{s} {s} {s}", .{ key_color, key, ascii.Reset, kernel_info.kernel_name, kernel_info.kernel_release }) };
 }
 
-pub fn getDefaultFormattedOsInfo(allocator: std.mem.Allocator) ![]u8 {
+pub fn getDefaultFormattedOsInfo(allocator: std.mem.Allocator) !Result {
     return try getFormattedOsInfo(allocator, "OS", ascii.Yellow);
 }
 
-pub fn getFormattedOsInfo(allocator: std.mem.Allocator, key: []const u8, key_color: []const u8) ![]u8 {
+pub fn getFormattedOsInfo(allocator: std.mem.Allocator, key: []const u8, key_color: []const u8) !Result {
     const os_info = try detection.system.getOsInfo(allocator);
     defer allocator.free(os_info);
-    return try std.fmt.allocPrint(allocator, "{s}{s}:{s} {s}", .{ key_color, key, ascii.Reset, os_info });
+    return Result{ .string = try std.fmt.allocPrint(allocator, "{s}{s}:{s} {s}", .{ key_color, key, ascii.Reset, os_info }) };
 }
 
-pub fn getDefaultFormattedLocaleInfo(allocator: std.mem.Allocator) ![]u8 {
+pub fn getDefaultFormattedLocaleInfo(allocator: std.mem.Allocator) !Result {
     return try getFormattedLocaleInfo(allocator, "Locale", ascii.Yellow);
 }
 
-pub fn getFormattedLocaleInfo(allocator: std.mem.Allocator, key: []const u8, key_color: []const u8) ![]u8 {
+pub fn getFormattedLocaleInfo(allocator: std.mem.Allocator, key: []const u8, key_color: []const u8) !Result {
     const locale = try detection.system.getLocale(allocator);
     defer allocator.free(locale);
-    return try std.fmt.allocPrint(allocator, "{s}{s}:{s} {s}", .{ key_color, key, ascii.Reset, locale });
+    return Result{ .string = try std.fmt.allocPrint(allocator, "{s}{s}:{s} {s}", .{ key_color, key, ascii.Reset, locale }) };
 }
 
-pub fn getDefaultFormattedUptimeInfo(allocator: std.mem.Allocator) ![]u8 {
+pub fn getDefaultFormattedUptimeInfo(allocator: std.mem.Allocator) !Result {
     return try getFormattedUptimeInfo(allocator, "Uptime", ascii.Yellow);
 }
 
-pub fn getFormattedUptimeInfo(allocator: std.mem.Allocator, key: []const u8, key_color: []const u8) ![]u8 {
+pub fn getFormattedUptimeInfo(allocator: std.mem.Allocator, key: []const u8, key_color: []const u8) !Result {
     const uptime = try detection.system.getSystemUptime();
-    return try std.fmt.allocPrint(allocator, "{s}{s}:{s} {} days, {} hours, {} minutes ", .{ key_color, key, ascii.Reset, uptime.days, uptime.hours, uptime.minutes });
+    return Result{ .string = try std.fmt.allocPrint(allocator, "{s}{s}:{s} {} days, {} hours, {} minutes ", .{ key_color, key, ascii.Reset, uptime.days, uptime.hours, uptime.minutes }) };
 }
 
-pub fn getDefaultFormattedPackagesInfo(allocator: std.mem.Allocator) ![]u8 {
+pub fn getDefaultFormattedPackagesInfo(allocator: std.mem.Allocator) !Result {
     return try getFormattedPackagesInfo(allocator, "Packages", ascii.Yellow);
 }
 
-pub fn getFormattedPackagesInfo(allocator: std.mem.Allocator, key: []const u8, key_color: []const u8) ![]u8 {
+pub fn getFormattedPackagesInfo(allocator: std.mem.Allocator, key: []const u8, key_color: []const u8) !Result {
     if (builtin.os.tag == .macos) {
         const packages_info = try detection.packages.getPackagesInfo(allocator);
         defer allocator.free(packages_info);
-        return try std.fmt.allocPrint(allocator, "{s}{s}:{s}{s}", .{ key_color, key, ascii.Reset, packages_info });
+        return Result{ .string = try std.fmt.allocPrint(allocator, "{s}{s}:{s}{s}", .{ key_color, key, ascii.Reset, packages_info }) };
     } else if (builtin.os.tag == .linux) {
-        return try std.fmt.allocPrint(allocator, "{s}{s}:{s} WIP", .{ key_color, key, ascii.Reset });
+        return Result{ .string = try std.fmt.allocPrint(allocator, "{s}{s}:{s} WIP", .{ key_color, key, ascii.Reset }) };
     }
 }
 
-pub fn getDefaultFormattedShellInfo(allocator: std.mem.Allocator) ![]u8 {
+pub fn getDefaultFormattedShellInfo(allocator: std.mem.Allocator) !Result {
     return try getFormattedShellInfo(allocator, "Shell", ascii.Yellow);
 }
 
-pub fn getFormattedShellInfo(allocator: std.mem.Allocator, key: []const u8, key_color: []const u8) ![]u8 {
+pub fn getFormattedShellInfo(allocator: std.mem.Allocator, key: []const u8, key_color: []const u8) !Result {
     const shell = try detection.user.getShell(allocator);
     defer allocator.free(shell);
-    return try std.fmt.allocPrint(allocator, "{s}{s}:{s} {s}", .{ key_color, key, ascii.Reset, shell[0..(shell.len - 1)] });
+    return Result{ .string = try std.fmt.allocPrint(allocator, "{s}{s}:{s} {s}", .{ key_color, key, ascii.Reset, shell[0..(shell.len - 1)] }) };
 }
 
-pub fn getDefaultFormattedCpuInfo(allocator: std.mem.Allocator) ![]u8 {
+pub fn getDefaultFormattedCpuInfo(allocator: std.mem.Allocator) !Result {
     return try getFormattedCpuInfo(allocator, "Cpu", ascii.Yellow);
 }
 
-pub fn getFormattedCpuInfo(allocator: std.mem.Allocator, key: []const u8, key_color: []const u8) ![]u8 {
+pub fn getFormattedCpuInfo(allocator: std.mem.Allocator, key: []const u8, key_color: []const u8) !Result {
     const cpu_info = try detection.hardware.getCpuInfo(allocator);
     defer allocator.free(cpu_info.cpu_name);
-    return try std.fmt.allocPrint(allocator, "{s}{s}:{s} {s} ({}) @ {d:.2} GHz", .{ key_color, key, ascii.Reset, cpu_info.cpu_name, cpu_info.cpu_cores, cpu_info.cpu_max_freq });
+    return Result{ .string = try std.fmt.allocPrint(allocator, "{s}{s}:{s} {s} ({}) @ {d:.2} GHz", .{ key_color, key, ascii.Reset, cpu_info.cpu_name, cpu_info.cpu_cores, cpu_info.cpu_max_freq }) };
 }
 
-pub fn getDefaultFormattedGpuInfo(allocator: std.mem.Allocator) ![]u8 {
+pub fn getDefaultFormattedGpuInfo(allocator: std.mem.Allocator) !Result {
+    if (builtin.os.tag == .macos) {
+        return try getFormattedGpuInfo(allocator, "Gpu", ascii.Yellow);
+    } else if (builtin.os.tag == .linux) {
         return try getFormattedGpuInfo(allocator, "Gpu", ascii.Yellow);
     }
+}
 
-pub fn getFormattedGpuInfo(allocator: std.mem.Allocator, key: []const u8, key_color: []const u8) ![]u8 {
+pub fn getFormattedGpuInfo(allocator: std.mem.Allocator, key: []const u8, key_color: []const u8) !Result {
     if (builtin.os.tag == .macos) {
         const gpu_info = try detection.hardware.getGpuInfo(allocator);
         defer allocator.free(gpu_info.gpu_name);
-        return try std.fmt.allocPrint(allocator, "{s}{s}:{s} {s} ({}) @ {d:.2} GHz", .{ key_color, key, ascii.Reset, gpu_info.gpu_name, gpu_info.gpu_cores, gpu_info.gpu_freq });
+        return Result{ .string = try std.fmt.allocPrint(allocator, "{s}{s}:{s} {s} ({}) @ {d:.2} GHz", .{ key_color, key, ascii.Reset, gpu_info.gpu_name, gpu_info.gpu_cores, gpu_info.gpu_freq }) };
     } else if (builtin.os.tag == .linux) {
-        return try std.fmt.allocPrint(allocator, "{s}{s}:{s} WIP", .{ key_color, key, ascii.Reset });
+        var formatted_gpu_info_list = std.ArrayList([]u8).init(allocator);
+
+        const gpu_info_list = try detection.hardware.getGpuInfo(allocator);
+
+        for (gpu_info_list.items) |g| {
+            var formatted_gpu_info: []u8 = undefined;
+            if ((g.gpu_cores == 0) or (g.gpu_freq == 0.0)) {
+                formatted_gpu_info = try std.fmt.allocPrint(allocator, "{s}{s}:{s} {s}", .{ key_color, key, ascii.Reset, g.gpu_name });
+            } else {
+                formatted_gpu_info = try std.fmt.allocPrint(allocator, "{s}{s}:{s} {s} ({}) @ {d:.2} GHz", .{ key_color, key, ascii.Reset, g.gpu_name, g.gpu_cores, g.gpu_freq });
+            }
+            try formatted_gpu_info_list.append(formatted_gpu_info);
+            allocator.free(g.gpu_name);
+        }
+        gpu_info_list.deinit();
+
+        return Result{ .string_arraylist = formatted_gpu_info_list };
     }
 }
 
-pub fn getDefaultFormattedRamInfo(allocator: std.mem.Allocator) ![]u8 {
+pub fn getDefaultFormattedRamInfo(allocator: std.mem.Allocator) !Result {
     return try getFormattedRamInfo(allocator, "Ram", ascii.Yellow);
 }
 
-pub fn getFormattedRamInfo(allocator: std.mem.Allocator, key: []const u8, key_color: []const u8) ![]u8 {
+pub fn getFormattedRamInfo(allocator: std.mem.Allocator, key: []const u8, key_color: []const u8) !Result {
     const ram_info = if (builtin.os.tag == .macos) try detection.hardware.getRamInfo() else if (builtin.os.tag == .linux) try detection.hardware.getRamInfo(allocator);
-    return try std.fmt.allocPrint(allocator, "{s}{s}:{s} {d:.2} / {d:.2} GiB ({}%)", .{ key_color, key, ascii.Reset, ram_info.ram_usage, ram_info.ram_size, ram_info.ram_usage_percentage });
+    return Result{ .string = try std.fmt.allocPrint(allocator, "{s}{s}:{s} {d:.2} / {d:.2} GiB ({}%)", .{ key_color, key, ascii.Reset, ram_info.ram_usage, ram_info.ram_size, ram_info.ram_usage_percentage }) };
 }
 
-pub fn getDefaultFormattedSwapInfo(allocator: std.mem.Allocator) ![]u8 {
+pub fn getDefaultFormattedSwapInfo(allocator: std.mem.Allocator) !Result {
     return try getFormattedSwapInfo(allocator, "Swap", ascii.Yellow);
 }
 
-pub fn getFormattedSwapInfo(allocator: std.mem.Allocator, key: []const u8, key_color: []const u8) ![]u8 {
+pub fn getFormattedSwapInfo(allocator: std.mem.Allocator, key: []const u8, key_color: []const u8) !Result {
     const swap_info = if (builtin.os.tag == .macos) try detection.hardware.getSwapInfo() else if (builtin.os.tag == .linux) try detection.hardware.getSwapInfo(allocator);
     if (swap_info) |s| {
-        return try std.fmt.allocPrint(allocator, "{s}{s}:{s} {d:.2} / {d:.2} GiB ({}%)", .{ key_color, key, ascii.Reset, s.swap_usage, s.swap_usage, s.swap_usage_percentage });
+        return Result{ .string = try std.fmt.allocPrint(allocator, "{s}{s}:{s} {d:.2} / {d:.2} GiB ({}%)", .{ key_color, key, ascii.Reset, s.swap_usage, s.swap_size, s.swap_usage_percentage }) };
     } else {
-        return try std.fmt.allocPrint(allocator, "{s}{s}:{s} Disabled", .{ key_color, key, ascii.Reset });
+        return Result{ .string = try std.fmt.allocPrint(allocator, "{s}{s}:{s} Disabled", .{ key_color, key, ascii.Reset }) };
     }
 }
 
-pub fn getDefaultFormattedDiskInfo(allocator: std.mem.Allocator) ![]u8 {
+pub fn getDefaultFormattedDiskInfo(allocator: std.mem.Allocator) !Result {
     return try getFormattedDiskInfo(allocator, "Disk", ascii.Yellow);
 }
 
-pub fn getFormattedDiskInfo(allocator: std.mem.Allocator, key: []const u8, key_color: []const u8) ![]u8 {
+pub fn getFormattedDiskInfo(allocator: std.mem.Allocator, key: []const u8, key_color: []const u8) !Result {
     const disk_info = try detection.hardware.getDiskSize("/");
-    return try std.fmt.allocPrint(allocator, "{s}{s} ({s}):{s} {d:.2} / {d:.2} GB ({}%)", .{ key_color, key, disk_info.disk_path, ascii.Reset, disk_info.disk_usage, disk_info.disk_size, disk_info.disk_usage_percentage });
+    return Result{ .string = try std.fmt.allocPrint(allocator, "{s}{s} ({s}):{s} {d:.2} / {d:.2} GB ({}%)", .{ key_color, key, disk_info.disk_path, ascii.Reset, disk_info.disk_usage, disk_info.disk_size, disk_info.disk_usage_percentage }) };
 }
 
-pub fn getDefaultFormattedTerminalNameInfo(allocator: std.mem.Allocator) ![]u8 {
+pub fn getDefaultFormattedTerminalNameInfo(allocator: std.mem.Allocator) !Result {
     return try getFormattedTerminalNameInfo(allocator, "Terminal", ascii.Yellow);
 }
 
-pub fn getFormattedTerminalNameInfo(allocator: std.mem.Allocator, key: []const u8, key_color: []const u8) ![]u8 {
+pub fn getFormattedTerminalNameInfo(allocator: std.mem.Allocator, key: []const u8, key_color: []const u8) !Result {
     const terminal_name = try detection.user.getTerminalName(allocator);
     defer allocator.free(terminal_name);
-    return try std.fmt.allocPrint(allocator, "{s}{s}:{s} {s}", .{ key_color, key, ascii.Reset, terminal_name });
+    return Result{ .string = try std.fmt.allocPrint(allocator, "{s}{s}:{s} {s}", .{ key_color, key, ascii.Reset, terminal_name }) };
 }
 
-pub fn getDefaultFormattedNetInfo(allocator: std.mem.Allocator) ![]u8 {
+pub fn getDefaultFormattedNetInfo(allocator: std.mem.Allocator) !Result {
     return try getFormattedNetInfo(allocator, "Local IP", ascii.Yellow);
 }
 
-pub fn getFormattedNetInfo(allocator: std.mem.Allocator, key: []const u8, key_color: []const u8) !std.ArrayList([]u8) {
+pub fn getFormattedNetInfo(allocator: std.mem.Allocator, key: []const u8, key_color: []const u8) !Result {
     var formatted_net_info_list = std.ArrayList([]u8).init(allocator);
 
     var net_info_list = try detection.network.getNetInfo(allocator);
@@ -178,5 +205,5 @@ pub fn getFormattedNetInfo(allocator: std.mem.Allocator, key: []const u8, key_co
     }
     net_info_list.deinit();
 
-    return formatted_net_info_list;
+    return Result{ .string_arraylist = formatted_net_info_list };
 }

src/linux/hardware.zig

@@ -1,6 +1,7 @@
 const std = @import("std");
 const c_unistd = @cImport(@cInclude("unistd.h"));
 const c_statvfs = @cImport(@cInclude("sys/statvfs.h"));
+const c_libpci = @cImport(@cInclude("pci/pci.h"));
 
 /// Struct representing CPU informations
 pub const CpuInfo = struct {
@@ -9,6 +10,13 @@ pub const CpuInfo = struct {
     cpu_max_freq: f32,
 };
 
+/// Struct representing GPU informations
+pub const GpuInfo = struct {
+    gpu_name: []u8,
+    gpu_cores: i32,
+    gpu_freq: f64,
+};
+
 /// Struct representing RAM usage informations
 pub const RamInfo = struct {
     ram_size: f64,
@@ -43,6 +51,7 @@ pub fn getCpuInfo(allocator: std.mem.Allocator) !CpuInfo {
 
     // Parsing /proc/cpuinfo
     var model_name: ?[]const u8 = null;
+    var cpu_max_freq_mhz_str: ?[]const u8 = null;
 
     var lines = std.mem.splitScalar(u8, cpuinfo_data, '\n');
     while (lines.next()) |line| {
@@ -52,14 +61,36 @@ pub fn getCpuInfo(allocator: std.mem.Allocator) !CpuInfo {
             _ = parts.next(); // discards the key
             if (parts.next()) |value| {
                 model_name = std.mem.trim(u8, value, " ");
-                break;
             }
+        } else if (std.mem.startsWith(u8, trimmed, "cpu MHz") and cpu_max_freq_mhz_str == null) {
+            var parts = std.mem.splitScalar(u8, trimmed, ':');
+            _ = parts.next(); // discard the key
+            if (parts.next()) |value| {
+                cpu_max_freq_mhz_str = std.mem.trim(u8, value, " ");
             }
         }
 
-    // Reads /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq
+        if ((model_name != null) and (cpu_max_freq_mhz_str != null)) {
+            break;
+        }
+    }
+
+    var cpu_max_freq: f32 = 0.0;
+
     const cpuinfo_max_freq_path = "/sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq";
+    var cmf_exists: bool = true;
+
+    // Checks if /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq exists
+    _ = std.fs.accessAbsolute(cpuinfo_max_freq_path, .{ .mode = .read_only }) catch |err| {
+        if (err == std.posix.AccessError.FileNotFound) {
+            cmf_exists = false;
+        }
+    };
+
+    if (cmf_exists) {
+        // Reads /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq
         var file2 = try std.fs.cwd().openFile(cpuinfo_max_freq_path, .{});
+
         defer file2.close();
         const cpuinfo_max_freq_data = try file2.readToEndAlloc(allocator, std.math.maxInt(usize));
         defer allocator.free(cpuinfo_max_freq_data);
@@ -67,7 +98,13 @@ pub fn getCpuInfo(allocator: std.mem.Allocator) !CpuInfo {
         // Parsing /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq
         const trimmed = std.mem.trim(u8, cpuinfo_max_freq_data, " \n\r");
         const cpu_max_freq_khz: f32 = try std.fmt.parseFloat(f32, trimmed);
-    const cpu_max_freq: f32 = cpu_max_freq_khz / 1_000_000;
+        cpu_max_freq = cpu_max_freq_khz / 1_000_000;
+    } else {
+        if (cpu_max_freq_mhz_str != null) {
+            const cpu_max_freq_mhz: f32 = try std.fmt.parseFloat(f32, cpu_max_freq_mhz_str.?);
+            cpu_max_freq = cpu_max_freq_mhz / 1_000;
+        }
+    }
 
     return CpuInfo{
         .cpu_name = try allocator.dupe(u8, model_name orelse "Unknown"),
@@ -76,6 +113,86 @@ pub fn getCpuInfo(allocator: std.mem.Allocator) !CpuInfo {
     };
 }
 
+pub fn getGpuInfo(allocator: std.mem.Allocator) !std.ArrayList(GpuInfo) {
+    var gpu_info_list = std.ArrayList(GpuInfo).init(allocator);
+
+    const display_controller = 0x03;
+
+    const pacc = c_libpci.pci_alloc();
+    defer c_libpci.pci_cleanup(pacc);
+    c_libpci.pci_init(pacc);
+    c_libpci.pci_scan_bus(pacc);
+
+    var devices = pacc.*.devices;
+    while (devices != null) : (devices = devices.*.next) {
+        // NOTE: for references: https://github.com/pciutils/pciutils/blob/3ec74c71c01878f92e751f15bb8febe720c3ab40/lib/access.c#L194
+        const known_fields = c_libpci.pci_fill_info(devices, c_libpci.PCI_FILL_IDENT | c_libpci.PCI_FILL_CLASS);
+        if (known_fields <= 0) {
+            return error.NoLibpciFieldsFound;
+        }
+
+        if ((devices.*.device_class >> 8) == display_controller) {
+            var name_buffer: [256]u8 = undefined;
+
+            const name = c_libpci.pci_lookup_name(
+                pacc,
+                &name_buffer,
+                name_buffer.len,
+                c_libpci.PCI_LOOKUP_VENDOR | c_libpci.PCI_LOOKUP_DEVICE,
+                devices.*.vendor_id,
+                devices.*.device_id,
+            );
+
+            const gpu_name = try allocator.dupe(u8, std.mem.span(name));
+            defer allocator.free(gpu_name);
+
+            const parsed_gpu_name = try parseGpuName(allocator, gpu_name);
+
+            try gpu_info_list.append(GpuInfo{
+                .gpu_name = parsed_gpu_name,
+                .gpu_cores = 0,
+                .gpu_freq = 0.0,
+            });
+        }
+    }
+
+    if (gpu_info_list.items.len == 0) {
+        try gpu_info_list.append(GpuInfo{
+            .gpu_name = try allocator.dupe(u8, "Unknown"),
+            .gpu_cores = 0,
+            .gpu_freq = 0.0,
+        });
+    }
+
+    return gpu_info_list;
+}
+
+fn parseGpuName(allocator: std.mem.Allocator, name: []u8) ![]u8 {
+    // NOTE: for references: https://github.com/pciutils/pciutils/blob/master/pci.ids
+
+    if (std.mem.startsWith(u8, name, "Advanced Micro Devices, Inc. [AMD/ATI]")) {
+        const size = std.mem.replacementSize(u8, name, "Advanced Micro Devices, Inc. [AMD/ATI]", "AMD");
+        const parsed_gpu_name = try allocator.alloc(u8, size);
+        _ = std.mem.replace(u8, name, "Advanced Micro Devices, Inc. [AMD/ATI]", "AMD", parsed_gpu_name);
+
+        return parsed_gpu_name;
+    } else if (std.mem.startsWith(u8, name, "Intel Corporation")) {
+        const size = std.mem.replacementSize(u8, name, "Intel Corporation", "Intel");
+        const parsed_gpu_name = try allocator.alloc(u8, size);
+        _ = std.mem.replace(u8, name, "Intel Corporation", "Intel", parsed_gpu_name);
+
+        return parsed_gpu_name;
+    } else if (std.mem.startsWith(u8, name, "NVIDIA Corporation")) {
+        const size = std.mem.replacementSize(u8, name, "NVIDIA Corporation", "NVIDIA");
+        const parsed_gpu_name = try allocator.alloc(u8, size);
+        _ = std.mem.replace(u8, name, "NVIDIA Corporation", "NVIDIA", parsed_gpu_name);
+
+        return parsed_gpu_name;
+    }
+
+    return name;
+}
+
 pub fn getRamInfo(allocator: std.mem.Allocator) !RamInfo {
     // Reads /proc/meminfo
     const meminfo_path = "/proc/meminfo";
@@ -203,7 +320,7 @@ pub fn getDiskSize(disk_path: []const u8) !DiskInfo {
     }
 
     const total_size = stat.f_blocks * stat.f_frsize;
-    const free_size = stat.f_bavail * stat.f_frsize;
+    const free_size = stat.f_bfree * stat.f_frsize;
     const used_size = total_size - free_size;
 
     const used_size_percentage = (used_size * 100) / total_size;

src/linux/user.zig

@@ -24,8 +24,8 @@ pub fn getShell(allocator: std.mem.Allocator) ![]u8 {
 }
 
 pub fn getTerminalName(allocator: std.mem.Allocator) ![]u8 {
-    const term_progrm = std.process.getEnvVarOwned(allocator, "TERM_PROGRAM") catch |err| if (err == error.EnvironmentVariableNotFound) {
+    const term_program = std.process.getEnvVarOwned(allocator, "TERM_PROGRAM") catch |err| if (err == error.EnvironmentVariableNotFound) {
         return allocator.dupe(u8, "Unknown");
     } else return err;
-    return term_progrm;
+    return term_program;
 }

src/macos/hardware.zig

@@ -172,7 +172,6 @@ fn getCpuFreqAppleSilicon() !f64 {
     }
 }
 
-// TODO: test on intel machine
 pub fn getCpuFreqIntel() f64 {
     var freq: f64 = 0;
     var size: usize = @sizeOf(f64);
@@ -419,7 +418,7 @@ pub fn getDiskSize(disk_path: []const u8) !DiskInfo {
     }
 
     const total_size = stat.f_blocks * stat.f_frsize;
-    const free_size = stat.f_bavail * stat.f_frsize;
+    const free_size = stat.f_bfree * stat.f_frsize;
     const used_size = total_size - free_size;
 
     const used_size_percentage = (used_size * 100) / total_size;

src/macos/user.zig

@@ -27,8 +27,8 @@ pub fn getShell(allocator: std.mem.Allocator) ![]u8 {
 }
 
 pub fn getTerminalName(allocator: std.mem.Allocator) ![]u8 {
-    const term_progrm = std.process.getEnvVarOwned(allocator, "TERM_PROGRAM") catch |err| if (err == error.EnvironmentVariableNotFound) {
+    const term_program = std.process.getEnvVarOwned(allocator, "TERM_PROGRAM") catch |err| if (err == error.EnvironmentVariableNotFound) {
         return allocator.dupe(u8, "Unknown");
     } else return err;
-    return term_progrm;
+    return term_program;
 }

src/main.zig

@@ -43,8 +43,15 @@ pub fn main() !void {
     try sys_info_list.append(separtor_buffer);
 
     if (modules_types.items.len == 0) {
-        inline for (0..formatters.formatters.len) |i| {
-            try sys_info_list.append(try formatters.default_formatters[i](allocator));
+        inline for (0..formatters.default_formatters.len) |i| {
+            const result = try formatters.default_formatters[i](allocator);
+            switch (result) {
+                .string => |r| try sys_info_list.append(r),
+                .string_arraylist => |r| {
+                    defer r.deinit();
+                    try sys_info_list.appendSlice(r.items);
+                },
+            }
         }
     } else if (conf) |c| {
         for (modules_types.items, c.value.modules) |module_type, module| {
@@ -52,16 +59,14 @@ pub fn main() !void {
             const rgb = try ascii.hexColorToRgb(module.key_color);
             const key_color = try std.fmt.bufPrint(&buf, "\x1b[38;2;{d};{d};{d}m", .{ rgb.r, rgb.g, rgb.b });
 
-            if (module_type == config.ModuleType.net) {
-                var formatted_net_info_list = try formatters.getFormattedNetInfo(allocator, module.key, key_color);
-                defer formatted_net_info_list.deinit();
-
-                try sys_info_list.appendSlice(formatted_net_info_list.items);
-
-                continue;
+            const result = try formatters.formatters[@intFromEnum(module_type)](allocator, module.key, key_color);
+            switch (result) {
+                .string => |r| try sys_info_list.append(r),
+                .string_arraylist => |r| {
+                    defer r.deinit();
+                    try sys_info_list.appendSlice(r.items);
+                },
             }
-
-            try sys_info_list.append(try formatters.formatters[@intFromEnum(module_type)](allocator, module.key, key_color));
         }
     }