From 7925469e2f6983ea5a925b786ee108e62f700e25 Mon Sep 17 00:00:00 2001
From: Carter Li <zhangsongcui@live.cn>
Date: Sun, 28 Dec 2025 19:50:23 +0800
Subject: [PATCH] DE (Linux): detect COSMIC version

---
 src/detection/de/de_linux.c | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/src/detection/de/de_linux.c b/src/detection/de/de_linux.c
index 5913c66c9..c4138777b 100644
--- a/src/detection/de/de_linux.c
+++ b/src/detection/de/de_linux.c
@@ -234,6 +234,21 @@ static const char* getTrinity(FFstrbuf* result, FFDEOptions* options)
     return "All methods failed";
 }
 
+static const char* getCosmic(FFstrbuf* result, FF_MAYBE_UNUSED FFDEOptions* options)
+{
+    if (ffProcessAppendStdOut(result, (char* const[]){
+        "cosmic-comp",
+        "--version",
+        NULL
+    }) == NULL) {
+        // cosmic-comp 0.1.0 (git commit fa88002ba41d2edec25dd7ffdee9719fbb928fc0)
+        ffStrbufSubstrBeforeLastC(result, ' ');
+        ffStrbufSubstrAfterFirstC(result, ' ');
+        return NULL;
+    }
+
+    return "All methods failed";
+}
 
 const char* ffDetectDEVersion(const FFstrbuf* deName, FFstrbuf* result, FFDEOptions* options)
 {
@@ -257,6 +272,8 @@ const char* ffDetectDEVersion(const FFstrbuf* deName, FFstrbuf* result, FFDEOpti
         getUnity(result, options);
     else if (ffStrbufEqualS(deName, "trinity"))
         getTrinity(result, options);
+    else if (ffStrbufEqualS(deName, "COSMIC"))
+        getCosmic(result, options);
     else
         return "Unsupported DE";
     return NULL;