diff options
Diffstat (limited to 'macros/latex/contrib/l3build/l3build-install.lua')
-rw-r--r-- | macros/latex/contrib/l3build/l3build-install.lua | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/macros/latex/contrib/l3build/l3build-install.lua b/macros/latex/contrib/l3build/l3build-install.lua index baea5a9a42..64d29fc590 100644 --- a/macros/latex/contrib/l3build/l3build-install.lua +++ b/macros/latex/contrib/l3build/l3build-install.lua @@ -327,9 +327,17 @@ function install_files(target,full,dry_run) if errorlevel ~= 0 then return errorlevel end + -- Track created destination directories to avoid overhead from + -- repeatedly creating them + local destination_dirs = {} + -- Files are all copied in one shot: this ensures that cleandir() -- can't be an issue even if there are complex set-ups for _,v in ipairs(installmap) do + if not destination_dirs[v.dest] then + mkdir(v.dest) + destination_dirs[v.dest] = true + end errorlevel = cp(v.file,v.source,v.dest) if errorlevel ~= 0 then return errorlevel end end |