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authorAngelos Mouzakitis <a.mouzakitis@virtualopensystems.com>2023-10-10 14:33:42 +0000
committerAngelos Mouzakitis <a.mouzakitis@virtualopensystems.com>2023-10-10 14:33:42 +0000
commitaf1a266670d040d2f4083ff309d732d648afba2a (patch)
tree2fc46203448ddcc6f81546d379abfaeb323575e9 /meson/test cases/frameworks/30 scalapack/main.c
parente02cda008591317b1625707ff8e115a4841aa889 (diff)
Add submodule dependency filesHEADmaster
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'meson/test cases/frameworks/30 scalapack/main.c')
-rw-r--r--meson/test cases/frameworks/30 scalapack/main.c34
1 files changed, 34 insertions, 0 deletions
diff --git a/meson/test cases/frameworks/30 scalapack/main.c b/meson/test cases/frameworks/30 scalapack/main.c
new file mode 100644
index 000000000..ca01977ec
--- /dev/null
+++ b/meson/test cases/frameworks/30 scalapack/main.c
@@ -0,0 +1,34 @@
+#include <stdio.h>
+
+// #include <mkl.h>
+// #include <mkl_scalapack.h>
+// #include <mkl_blacs.h>
+
+extern float pslamch_(const int *, const char *);
+extern void blacs_pinfo_(int *, int *);
+extern void blacs_get_(const int *, const int *, int *);
+extern void blacs_gridinit_(int *, const char *, const int *, const int *);
+extern void blacs_gridinfo_(const int *, int *, int *, int *, int *);
+extern void blacs_gridexit_(const int *);
+extern void blacs_exit_(const int *);
+
+int main(void){
+
+int myid, nprocs, ictxt, mycol, myrow, npcol=2, nprow=2;
+const int i0=0, i1=1, in1=-1;
+
+blacs_pinfo_(&myid, &nprocs);
+blacs_get_(&in1, &i0, &ictxt);
+blacs_gridinit_(&ictxt, "C", &nprocs, &i1);
+
+blacs_gridinfo_(&ictxt, &nprow, &npcol, &myrow, &mycol);
+
+float eps = pslamch_(&ictxt, "E");
+
+if (myrow == mycol) printf("OK: Scalapack C: eps= %f\n", eps);
+
+blacs_gridexit_(&ictxt);
+blacs_exit_(&i0);
+
+return 0;
+} \ No newline at end of file