goroutines

src/providers/packages.go

@@ -6,6 +6,7 @@ import (
 	"os/exec"
 	"strconv"
 	"strings"
+	"sync"
 )
 
 func pathExists(path string) bool {
@@ -44,28 +45,46 @@ func getPmPackages(packagerName string, packagerPath string) string {
 }
 
 func GetPkgs() string {
-	rawPkgs := []string{
-		getPmPackages("pacman", "/var/lib/pacman/local"),
-		getPmPackages("apt", "/var/lib/apt"),
-		getPmPackages("dnf", "/var/lib/dnf"),
-		getPmPackages("zypper", "/var/lib/zypp"),
-		getPmPackages("xbps", "/var/db/xbps"),
-		getPmPackages("emerge", "/var/lib/portage"),
-		getPmPackages("nix-user", "~/.nix-profile/lib/nix/profiles/per-user"),
-		getPmPackages("nix", "/nix/store"),
-		getPmPackages("apk", "/etc/apk/"),
-		getPmPackages("flatpak", "/var/lib/flatpak/app"),
+	managers := []struct {
+		name, path string
+	}{
+		{"pacman", "/var/lib/pacman/local"},
+		{"nix-user", "~/.nix-profile/lib/nix/profiles/per-user"},
+		{"nix", "/nix/store"},
+		{"apt", "/var/lib/apt"},
+		{"dnf", "/var/lib/dnf"},
+		{"zypper", "/var/lib/zypp"},
+		{"xbps", "/var/db/xbps"},
+		{"emerge", "/var/lib/portage"},
+		{"apk", "/etc/apk/"},
+		{"flatpak", "/var/lib/flatpak/app"},
 	}
 
+	results := make([]string, len(managers))
+	var wg sync.WaitGroup
+
+	for i, m := range managers {
+		wg.Add(1)
+		go func(idx int, name, path string) {
+			defer wg.Done()
+			if p := getPmPackages(name, path); p != "" {
+				results[idx] = p
+			}
+		}(i, m.name, m.path)
+	}
+
+	wg.Wait()
+
 	var pkgsList []string
-	for _, p := range rawPkgs {
+	for _, p := range results {
 		if p != "" {
 			pkgsList = append(pkgsList, p)
 		}
 	}
+
 	if len(pkgsList) == 0 {
 		return "unknown package manager"
 	}
 
-	return strings.Join(pkgsList[:], ", ")
+	return strings.Join(pkgsList, ", ")
 }

src/providers/systemstats.go

@@ -15,6 +15,8 @@ import (
 
 var id, prettyName string
 
+const gpuCacheFile = "/tmp/gogofetch_gpu_cache"
+
 func GetDist() (string, string) {
 	f, _ := os.Open("/etc/os-release")
 	defer func(f *os.File) {
@@ -96,10 +98,28 @@ func GetCpu() string {
 	return strings.TrimSpace(cpu)
 }
 
+func readGpuCache() (string, bool) {
+	data, err := os.ReadFile(gpuCacheFile)
+	if err != nil {
+		return "", false
+	}
+	return strings.TrimSpace(string(data)), true
+}
+
+func writeGpuCache(gpuData string) {
+	_ = os.WriteFile(gpuCacheFile, []byte(gpuData), 0644)
+}
+
 func GetGpu() string {
+	if cached, ok := readGpuCache(); ok && cached != "" {
+		return cached
+	}
+
 	out, err := exec.Command("sh", "-c", `lspci -mm | awk -F'"' '$2=="VGA compatible controller" || $2=="3D controller" || $2=="Display controller"'`).Output()
 	if err != nil || len(out) == 0 {
-		return "unknown GPU"
+		result := "unknown GPU"
+		writeGpuCache(result)
+		return result
 	}
 
 	lines := strings.Split(strings.TrimSpace(string(out)), "\n")
@@ -118,10 +138,15 @@ func GetGpu() string {
 		}
 	}
 
+	var result string
 	if len(gpus) > 0 {
-		return strings.Join(gpus, " / ")
+		result = strings.Join(gpus, " / ")
+	} else {
+		result = "GPU not found"
 	}
-	return "GPU not found"
+
+	writeGpuCache(result)
+	return result
 }
 
 func cleanGpuString(raw string) string {