Merge branch '115-build-gnuplot-5-4-0module-for-linux' into 'master'

Resolve "build gnuplot/5.4.0module for Linux"

Closes #115

See merge request Pmodules/buildblocks!154

Tools/gnuplot/build

@@ -5,11 +5,12 @@ pbuild::add_to_group 'Tools'
 pbuild::set_download_url \
 	"https://sourceforge.net/projects/gnuplot/files/$P/$V/$P-$V.tar.gz"
 pbuild::set_sha256sum 'gnuplot-5.2.4.tar.gz:1515f000bd373aaa53b16183f274189d4f5e0ae47d22f434857933d16a4770cb'
-pbuild::install_docfiles 'Copyright' 'ChangeLog' 'NEWS' 'README'
-
-pbuild::add_configure_args '--with-latex=no'
-pbuild::add_configure_args '--with-qt=no'
+pbuild::install_docfiles 'Copyright' 'NEWS' 'README'
 
+pbuild::pre_configure() {
+	pbuild::add_configure_args '--with-latex=no'
+	pbuild::add_configure_args '--with-qt=no'
+}
 # Local Variables:
 # mode: sh
 # sh-basic-offset: 8

Tools/gnuplot/files/variants

@@ -5,3 +5,4 @@ gnuplot/5.2.4	stable
 gnuplot/5.2.6	stable
 gnuplot/5.2.7	stable
 gnuplot/5.2.8	stable
+gnuplot/5.4.0	unstable