Return passing errorlevel if BibTeX issues warnings (fixes #260)

latex3 · Sep 11, 2023 · 22348ef · 22348ef
1 parent 5d988b0
commit 22348ef
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -14,6 +14,10 @@ this project uses date-based 'snapshot' version identifiers.
 - Extend version string normalisation during checks
   (see issue \#96)
 
+### Fixed
+- Return passing errorlevel if BibTeX issues warnings
+  (see \#260)
+
 ## [2023-09-07]
 
 ### Changed

diff --git a/l3build-typesetting.lua b/l3build-typesetting.lua
@@ -72,8 +72,10 @@ function bibtex(name,dir)
         os_grepexe .. " \"^" .. grep .. "bibdata{\" " .. name .. ".aux > "
           .. os_null
       ) == 0 then
-      return runcmd(bibtexexe .. " " .. bibtexopts .. " " .. name,dir,
-        {"BIBINPUTS","BSTINPUTS"})
+      local errorlevel = runcmd(bibtexexe .. " " .. bibtexopts .. " " .. name,
+        dir,{"BIBINPUTS","BSTINPUTS"})
+      -- BibTeX(8) signals warnings with errorlevel 1
+      if errorlevel > 1 then return errorlevel else return 0 end
     end
   end
   return 0