This patch helps to avoid useless runs of ejavadoc in multi-jar
packages where java-pkg-simple_src_compile is called for each jar file.
JAVADOC_SRC_DIRS can be set in the ebuild in global scope and
"use doc && ejavadoc" be called at the end of src_compile. And it no
longer needs to build a useless "ignoreme.jar".

Signed-off-by: Volkmar W. Pogatzki <gen...@pogatzki.net>
---
 eclass/java-pkg-simple.eclass | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/eclass/java-pkg-simple.eclass b/eclass/java-pkg-simple.eclass
index 143efa707751..97bad414afb7 100644
--- a/eclass/java-pkg-simple.eclass
+++ b/eclass/java-pkg-simple.eclass
@@ -412,11 +412,15 @@ java-pkg-simple_src_compile() {
 
        # javadoc
        if has doc ${JAVA_PKG_IUSE} && use doc; then
-               mkdir -p ${apidoc}
-               ejavadoc -d ${apidoc} \
-                       -encoding ${JAVA_ENCODING} -docencoding UTF-8 -charset 
UTF-8 \
-                       ${classpath:+-classpath ${classpath}} ${JAVADOC_ARGS:- 
-quiet} \
-                       @${sources} || die "javadoc failed"
+               if [[ ${JAVADOC_SRC_DIRS} ]]; then
+                       einfo "JAVADOC_SRC_DIRS exists, you need to call 
ejavadoc separately"
+               else
+                       mkdir -p ${apidoc}
+                       ejavadoc -d ${apidoc} \
+                               -encoding ${JAVA_ENCODING} -docencoding UTF-8 
-charset UTF-8 \
+                               ${classpath:+-classpath ${classpath}} 
${JAVADOC_ARGS:- -quiet} \
+                               @${sources} || die "javadoc failed"
+                       fi
        fi
 
        # package
-- 
2.41.0


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