Correct handling of env with ConTeXt

See #353.
latex3 · May 6, 2024 · ee92c0c · muzimuzhi · May 6, 2024 · ee92c0c
1 parent e2060d6
commit ee92c0c
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -9,6 +9,7 @@ this project uses date-based 'snapshot' version identifiers.
 
 ### Fixed
 - Skip unknown engines correctly in `l3build save`
+- HAndling of environment settings in some cases (issue \#353)
 
 ## [2024-02-08]
 

diff --git a/l3build-aux.lua b/l3build-aux.lua
@@ -189,7 +189,7 @@ function runcmd(cmd,dir,vars)
   dir = abspath(dir)
   vars = vars or {}
   -- Allow for local texmf files
-  local env = ""
+  local env = os_concat
   if checkformat ~= "context" then
     env = os_setenv .. " TEXMFCNF=." .. os_pathsep .. os_concat
   end
@@ -201,11 +201,7 @@ function runcmd(cmd,dir,vars)
     envpaths = gsub(envpaths,'"','')
   end
   for _,var in pairs(vars) do
-    if env ~= "" then
-      env = env .. os_setenv .. " " .. var .. "=" .. envpaths .. os_concat
-    else
-      env = os_setenv .. " " .. var .. "=" .. envpaths
-    end
+    env = env .. os_setenv .. " " .. var .. "=" .. envpaths .. os_concat
   end
   return run(dir,set_epoch_cmd(epoch, forcedocepoch) .. env .. cmd)
 end