libraries/libopenshot-audio: Make API doc optional.

Signed-off-by: B. Watson <yalhcru@gmail.com>

libraries/libopenshot-audio/README

@@ -1,3 +1,8 @@
-OpenShot Audio Library (libopenshot-audio) is a program that allows the 
+OpenShot Audio Library (libopenshot-audio) is a library that allows the 
 high-quality editing and playback of audio, and is based on the amazing 
 JUCE library.
+
+By default, the API documentation is not built, as it's rather
+resource-intensive, and not required unless you're a developer. If
+you need the API docs, install graphviz, then run this build with
+APIDOC=yes in the environment.

libraries/libopenshot-audio/libopenshot-audio.SlackBuild

@@ -26,7 +26,7 @@ cd $(dirname $0) ; CWD=$(pwd)
 
 PRGNAM=libopenshot-audio
 VERSION=${VERSION:-0.2.2}
-BUILD=${BUILD:-1}
+BUILD=${BUILD:-2}
 TAG=${TAG:-_SBo}
 PKGTYPE=${PKGTYPE:-tgz}
 
@@ -72,9 +72,12 @@ cd $PRGNAM-$VERSION
 chown -R root:root .
 find -L . \
  \( -perm 777 -o -perm 775 -o -perm 750 -o -perm 711 -o -perm 555 \
-  -o -perm 511 \) -exec chmod 755 {} \; -o \
+  -o -perm 511 \) -exec chmod 755 {} \+ -o \
  \( -perm 666 -o -perm 664 -o -perm 640 -o -perm 600 -o -perm 444 \
-  -o -perm 440 -o -perm 400 \) -exec chmod 644 {} \;
+  -o -perm 440 -o -perm 400 \) -exec chmod 644 {} \+
+
+PKGDOC=$PKG/usr/doc/$PRGNAM-$VERSION
+mkdir -p $PKGDOC
 
 mkdir -p build
 cd build
@@ -84,21 +87,19 @@ cd build
     -DCMAKE_INSTALL_PREFIX=/usr \
     -DCMAKE_BUILD_TYPE=Release ..
   make
-  make doc
-  make install DESTDIR=$PKG
+  make install/strip DESTDIR=$PKG
+  if [ "${APIDOC:-no}" = "yes" ]; then
+    make doc
+    cp -a doc/html $PKGDOC/API
+  fi
 cd ..
 
-find $PKG -print0 | xargs -0 file | grep -e "executable" -e "shared object" | grep ELF \
-  | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null || true
-
 mv $PKG/usr/share/man $PKG/usr
-find $PKG/usr/man -type f -exec gzip -9 {} \;
-for i in $( find $PKG/usr/man -type l ) ; do ln -s $( readlink $i ).gz $i.gz ; rm $i ; done
+gzip -9 $PKG/usr/man/man*/*
 
-mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
-mv $PKG/usr/share/doc/$PRGNAM/API $PKG/usr/doc/$PRGNAM-$VERSION/ && rm -rf $PKG/usr/share
-cp -a AUTHORS COPYING INSTALL.md README.md $PKG/usr/doc/$PRGNAM-$VERSION/
-cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild
+rm -rf $PKG/usr/share # 20220417 bkw: nothing left here but doc/
+cp -a AUTHORS COPYING README.md $PKGDOC
+cat $CWD/$PRGNAM.SlackBuild > $PKGDOC/$PRGNAM.SlackBuild
 
 mkdir -p $PKG/install
 cat $CWD/slack-desc > $PKG/install/slack-desc