Add package with external dependency

- BLAS is installed on the OSX and Linux image, but not on Windows

1 files changed, 21 insertions, 0 deletions

diff --git a/example_packages/link_external/app/main.f90 b/example_packages/link_external/app/main.f90
new file mode 100644
index 0000000..8df408d
--- /dev/null
+++ b/example_packages/link_external/app/main.f90
@@ -0,0 +1,21 @@
+program test_blas
+   use wrapped_gemv, only : sp, gemv
+   implicit none
+
+   integer :: i, j
+   real(sp) :: mat(4, 4), vec(4), res(4)
+
+   do i = 1, size(vec)
+      vec(i) = sqrt(real(i, sp))
+   end do
+
+   do i = 1, size(mat, 2)
+      do j = 1, size(mat, 1)
+         mat(j, i) = sqrt(real(j * i, sp))
+      end do
+   end do
+
+   call gemv(mat, vec, res, alpha=-1.0_sp, trans='t')
+
+end program test_blas
+