From 7992849c32303361374b9e6d44ffa0dd6a5fdff0 Mon Sep 17 00:00:00 2001
From: Qudix <17361645+Qudix@users.noreply.github.com>
Date: Fri, 11 Oct 2024 14:34:42 -0500
Subject: [PATCH] fix: fail gracefully

---
 xmake-extra.lua | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/xmake-extra.lua b/xmake-extra.lua
index 34b20c4d..d8b028fd 100644
--- a/xmake-extra.lua
+++ b/xmake-extra.lua
@@ -165,7 +165,7 @@ rule("commonlibsf.plugin")
 
     on_install(function(target)
         local srcfiles, dstfiles = target:installfiles()
-        if srcfiles and dstfiles then
+        if srcfiles and #srcfiles > 0 and dstfiles and #dstfiles > 0 then
             for idx, srcfile in ipairs(srcfiles) do
                 os.trycp(srcfile, dstfiles[idx])
             end
@@ -184,10 +184,12 @@ rule("commonlibsf.plugin")
         os.tryrm(root_dir)
 
         local srcfiles, dstfiles = target:installfiles(path.join(root_dir, "Data"))
-        if srcfiles and dstfiles then
+        if srcfiles and #srcfiles > 0 and dstfiles and #dstfiles > 0 then
             for idx, srcfile in ipairs(srcfiles) do
                 os.trycp(srcfile, dstfiles[idx])
             end
+        else
+            return
         end
 
         local archive_path = path.join(config.buildir(), "packages", archive_name)
@@ -203,6 +205,9 @@ rule("commonlibsf.plugin")
         import("core.project.task")
 
         depend.on_changed(function()
-            task.run("install")
+            local srcfiles, dstfiles = target:installfiles()
+            if srcfiles and #srcfiles > 0 and dstfiles and #dstfiles > 0 then 
+                task.run("install")
+            end
         end, { files = project.allfiles(), changed = target:is_rebuilt()})
     end)