build: bump version to 0.8.0

Feat/adaptive print

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 = "0.6.1",
+    .version = "0.8.0",
 
     // Together with name, this represents a globally unique package
     // identifier. This field is generated by the Zig toolchain when the

src/ascii.zig

@@ -1,4 +1,5 @@
 const std = @import("std");
+const utils = @import("./utils.zig");
 
 pub const Reset = "\x1b[0m";
 pub const Bold = "\x1b[1m";
@@ -89,18 +90,31 @@ pub fn printAscii(allocator: std.mem.Allocator, sys_info_list: std.ArrayList([]u
     const ascii_art_items = ascii_art_content_list.items;
     const sys_info_items = sys_info_list.items;
 
+    const terminal_size = try utils.getTerminalSize();
+    const terminal_width: usize = @intCast(terminal_size.width);
+
+    const left_alignment: usize = 45;
+
+    const longest_sys_info_string_len = utils.getLongestSysInfoStringLen(sys_info_items);
+    const can_print_ascii_art: bool = terminal_width > left_alignment + longest_sys_info_string_len;
+
     const ascii_art_len: usize = ascii_art_items.len;
     const sys_info_len: usize = sys_info_items.len;
-    const max_len: usize = if (ascii_art_len > sys_info_len) ascii_art_len else sys_info_len;
+
+    // NOTE: sys_info_len + 3 to be able to print the colors
+    const max_len: usize = if ((ascii_art_len > sys_info_len) and can_print_ascii_art) ascii_art_len else sys_info_len + 3;
 
     var i: usize = 0;
     while (i < max_len) : (i += 1) {
+        // Print the ascii art if the width of the terminal is greater than the left alignment (45) + the longest sys info string length
+        if (can_print_ascii_art) {
             if (i < ascii_art_len) {
-            try stdout.print("{s:<40} \t", .{ascii_art_items[i]});
+                try stdout.print("{s:<45}", .{ascii_art_items[i]});
             } else {
-            try stdout.print("{s:<40}", .{""});
+                try stdout.print("{s:<45}", .{""});
             }
             try bw.flush();
+        }
 
         if (i < sys_info_len) {
             try stdout.print("{s}\n", .{sys_info_items[i]});

src/formatters.zig

@@ -78,7 +78,7 @@ pub fn getDefaultFormattedUptimeInfo(allocator: std.mem.Allocator) !Result {
 
 pub fn getFormattedUptimeInfo(allocator: std.mem.Allocator, key: []const u8, key_color: []const u8) !Result {
     const uptime = try detection.system.getSystemUptime();
-    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 }) };
+    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) !Result {
@@ -124,21 +124,28 @@ pub fn getDefaultFormattedGpuInfo(allocator: std.mem.Allocator) !Result {
 }
 
 pub fn getFormattedGpuInfo(allocator: std.mem.Allocator, key: []const u8, key_color: []const u8) !Result {
-    var formatted_gpu_info = std.ArrayList([]u8).init(allocator);
-
     if (builtin.os.tag == .macos) {
         const gpu_info = try detection.hardware.getGpuInfo(allocator);
         defer allocator.free(gpu_info.gpu_name);
         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) {
+        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| {
-            try formatted_gpu_info.append(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 }));
+            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 };
+        return Result{ .string_arraylist = formatted_gpu_info_list };
     }
 }
 

src/linux/hardware.zig

@@ -51,6 +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| {
@@ -60,14 +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);
@@ -75,7 +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"),
@@ -114,8 +143,20 @@ pub fn getGpuInfo(allocator: std.mem.Allocator) !std.ArrayList(GpuInfo) {
                 devices.*.device_id,
             );
 
+            const gpu_name = try allocator.dupe(u8, std.mem.span(name));
+
+            const maybe_parsed_gpu_name = try parseGpuName(allocator, gpu_name);
+            var parsed_gpu_name: []u8 = undefined;
+
+            if (maybe_parsed_gpu_name != null) {
+                allocator.free(gpu_name);
+                parsed_gpu_name = maybe_parsed_gpu_name.?;
+            } else {
+                parsed_gpu_name = gpu_name;
+            }
+
             try gpu_info_list.append(GpuInfo{
-                .gpu_name = try allocator.dupe(u8, std.mem.span(name)),
+                .gpu_name = parsed_gpu_name,
                 .gpu_cores = 0,
                 .gpu_freq = 0.0,
             });
@@ -133,6 +174,32 @@ pub fn getGpuInfo(allocator: std.mem.Allocator) !std.ArrayList(GpuInfo) {
     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 null;
+}
+
 pub fn getRamInfo(allocator: std.mem.Allocator) !RamInfo {
     // Reads /proc/meminfo
     const meminfo_path = "/proc/meminfo";
@@ -260,7 +327,7 @@ 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/system.zig

@@ -70,8 +70,8 @@ pub fn getKernelInfo(allocator: std.mem.Allocator) !KernelInfo {
     }
 
     return KernelInfo{
-        .kernel_name = try allocator.dupe(u8, &uts.sysname),
-        .kernel_release = try allocator.dupe(u8, &uts.release),
+        .kernel_name = try allocator.dupe(u8, std.mem.sliceTo(&uts.sysname, 0)),
+        .kernel_release = try allocator.dupe(u8, std.mem.sliceTo(&uts.release, 0)),
     };
 }
 

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

@@ -418,7 +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/utils.zig

@@ -0,0 +1,77 @@
+const std = @import("std");
+const builtin = @import("builtin");
+
+pub const TermSize = struct {
+    width: u16,
+    height: u16,
+};
+
+pub fn getTerminalSize() !TermSize {
+    // https://github.com/softprops/zig-termsize (https://github.com/softprops/zig-termsize/blob/main/src/main.zig)
+
+    const stdout = std.io.getStdIn();
+
+    switch (builtin.os.tag) {
+        .windows => {
+            var buf: std.os.windows.CONSOLE_SCREEN_BUFFER_INFO = undefined;
+            switch (std.os.windows.kernel32.GetConsoleScreenBufferInfo(stdout.handle, &buf)) {
+                std.os.windows.TRUE => return TermSize{
+                    .width = @intCast(buf.srWindow.Right - buf.srWindow.Left + 1),
+                    .height = @intCast(buf.srWindow.Bottom - buf.srWindow.Top + 1),
+                },
+                else => return error.GetConsoleScreenBufferInfoFailed,
+            }
+        },
+        .linux, .macos => {
+            var buf: std.posix.winsize = undefined;
+            switch (std.posix.errno(
+                std.posix.system.ioctl(
+                    stdout.handle,
+                    std.posix.T.IOCGWINSZ,
+                    @intFromPtr(&buf),
+                ),
+            )) {
+                std.posix.E.SUCCESS => return TermSize{
+                    .width = buf.col,
+                    .height = buf.row,
+                },
+                else => return error.IoctlFailed,
+            }
+        },
+        else => return error.UnsupportedOperatingSystem,
+    }
+}
+
+test "getTerminalSize" {
+    const terminal_size = try getTerminalSize();
+
+    std.debug.print("Height: {}, Width {}\n", .{ terminal_size.height, terminal_size.width });
+
+    try std.testing.expect((terminal_size.height > 0) and (terminal_size.width > 0));
+}
+
+pub fn getLongestSysInfoStringLen(strings: []const []const u8) usize {
+    const ansi_reset = "\x1b[0m";
+    var longest_len: usize = 0;
+
+    // Ignore the username@host and the separator
+    for (strings[2..]) |s| {
+        const ansi_restet_index = std.mem.indexOf(u8, s, ansi_reset);
+        var start: usize = 0;
+
+        if (ansi_restet_index != null) {
+            // `start` is the index of the last character of the ANSI reset escape sequence + 1
+            start = ansi_restet_index.? + ansi_reset.len + 1;
+        }
+
+        longest_len = @max(longest_len, s[start..].len);
+    }
+
+    return longest_len;
+}
+
+test "getLongestSysInfoStringLen" {
+    const strings = [_][]const u8{ "", "", "test", "test-test", "test1" };
+
+    try std.testing.expectEqual(strings[3].len, getLongestSysInfoStringLen(strings[0..]));
+}