* add plotutils

plotutils/.SRCINFO

@@ -0,0 +1,22 @@
+pkgbase = plotutils
+	pkgdesc = Set of utilities and libraries for plotting
+	pkgver = 2.6
+	pkgrel = 12
+	url = https://directory.fsf.org/graphics/plotutils.html
+	arch = x86_64
+	arch = powerpc64le
+	arch = powerpc64
+	arch = powerpc
+	arch = riscv64
+	license = GPL-3.0-or-later
+	depends = libpng
+	depends = libxaw
+	source = https://ftp.gnu.org/pub/gnu/plotutils/plotutils-2.6.tar.gz
+	source = https://ftp.gnu.org/pub/gnu/plotutils/plotutils-2.6.tar.gz.sig
+	source = plotutils-2.6-libpng-1.5.patch
+	validpgpkeys = C7823604DFEA27BC29DD4F179DEB46C0D679F6CF
+	b2sums = d77d62ba4e632001d056da7333d1300b2e3d7966029a130e6836fa88545a1749e15b5dc7322d03575432fc5e1342c839f4769ed821962f711848c2d8523904fb
+	b2sums = SKIP
+	b2sums = 2ad24fa9f2022b5cb36ce3d1f23f5f993856b294ae8545c91bd4c3c5c411530e2c2452f1b2e4eba42ddf385c1c0a992af2a776e7cdf9e588f36e6a8d21eb0842
+
+pkgname = plotutils

plotutils/PKGBUILD

@@ -0,0 +1,36 @@
+# POWER Maintainer: Alexander Baldeck <alex.bldck@gmail.com>
+# Maintainer: Alexander F. Rødseth <xyproto@archlinux.org>
+# Contributor: damir <damir@archlinux.org>
+# Contributor: Maksim Sipos <maxsipos@gmail.com>
+
+pkgname=plotutils
+pkgver=2.6
+pkgrel=12
+arch=(x86_64 powerpc64le powerpc64 powerpc riscv64)
+pkgdesc='Set of utilities and libraries for plotting'
+url='https://directory.fsf.org/graphics/plotutils.html'
+license=(GPL-3.0-or-later)
+depends=(libpng libxaw)
+validpgpkeys=('C7823604DFEA27BC29DD4F179DEB46C0D679F6CF') # Karl Berry
+source=(https://ftp.gnu.org/pub/gnu/plotutils/$pkgname-$pkgver.tar.gz{,.sig}
+        plotutils-2.6-libpng-1.5.patch)
+b2sums=('d77d62ba4e632001d056da7333d1300b2e3d7966029a130e6836fa88545a1749e15b5dc7322d03575432fc5e1342c839f4769ed821962f711848c2d8523904fb'
+        'SKIP'
+        '2ad24fa9f2022b5cb36ce3d1f23f5f993856b294ae8545c91bd4c3c5c411530e2c2452f1b2e4eba42ddf385c1c0a992af2a776e7cdf9e588f36e6a8d21eb0842')
+
+build() {
+  cd $pkgname-$pkgver
+  patch -p0 -i ../plotutils-2.6-libpng-1.5.patch
+  export CXXFLAGS+=' -std=c++11 -w'
+  ./configure \
+    --build=${CHOST} \
+    --enable-libplotter \
+    --prefix=/usr \
+    --with-gnu-ld \
+    --with-x
+  make
+}
+
+package() {
+  DESTDIR="$pkgdir" make -C $pkgname-$pkgver install
+}

plotutils/keys/pgp/C7823604DFEA27BC29DD4F179DEB46C0D679F6CF.asc

@@ -0,0 +1,23 @@
+-----BEGIN PGP PUBLIC KEY BLOCK-----
+
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+a9kmYjm/q+MW1Ikk+GolPQtGolsQqCZGf+H/qO8OiA+UDrRT6EgZNqjkLsh+9KkE
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+bvQvYTrRNwggdnfY0XGzgkynIQCfe017Pqxp99XZbPDS2grquDl8aCg=
+=L5ql
+-----END PGP PUBLIC KEY BLOCK-----

plotutils/plotutils-2.6-libpng-1.5.patch

@@ -0,0 +1,31 @@
+fix building with libpng-1.5
+
+--- libplot/z_write.c
++++ libplot/z_write.c
+@@ -164,7 +164,7 @@
+     }
+ 
+   /* cleanup after libpng errors (error handler does a longjmp) */
+-  if (setjmp (png_ptr->jmpbuf))
++  if (setjmp (png_jmpbuf (png_ptr)))
+     {
+       png_destroy_write_struct (&png_ptr, (png_info **)NULL);
+       return -1;
+@@ -444,7 +444,7 @@
+ #endif
+     }
+ 
+-  longjmp (png_ptr->jmpbuf, 1);
++  png_longjmp (png_ptr, 1);
+ }
+ 
+ static void 
+@@ -515,7 +515,7 @@
+ #endif
+     }
+ 
+-  longjmp (png_ptr->jmpbuf, 1);
++  png_longjmp (png_ptr, 1);
+ }
+ 
+ static void