gh-37264: PDF docbuild: Reduce verbosity
    
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URL: #37264
Reported by: Matthias Köppe
Reviewer(s): Kwankyu Lee

Author: Release Manager

src/doc/Makefile

@@ -69,7 +69,7 @@ doc-html: doc-html-reference doc-html-other
 
 # Matches doc-pdf--developer, doc-pdf--reference-manifolds etc.
 doc-pdf--%:
-	sage --docbuild $(subst -,/,$(subst doc-pdf--,,$@)) pdf $(SAGE_DOCBUILD_OPTS)
+	LATEXOPTS="--file-line-error --interaction=batchmode" sage --docbuild $(subst -,/,$(subst doc-pdf--,,$@)) pdf $(SAGE_DOCBUILD_OPTS)
 
 # reference manual, pdf
 doc-pdf-reference: doc-inventory-reference