From 7135caeea2880d7d1ee96a66bd7941bcc56a4ddb Mon Sep 17 00:00:00 2001
From: Tristan Gingold <tgingold@free.fr>
Date: Tue, 26 Jan 2021 07:50:21 +0100
Subject: testsuite/gna: add a test for #803

---
 testsuite/gna/issue803/main-mac.c   | 27 +++++++++++++++++++++++++++
 testsuite/gna/issue803/main-win.c   | 27 +++++++++++++++++++++++++++
 testsuite/gna/issue803/main.c       | 33 +++++++++++++++++++++++++++++++++
 testsuite/gna/issue803/tb.vhdl      | 10 ++++++++++
 testsuite/gna/issue803/testsuite.sh | 34 ++++++++++++++++++++++++++++++++++
 5 files changed, 131 insertions(+)
 create mode 100644 testsuite/gna/issue803/main-mac.c
 create mode 100644 testsuite/gna/issue803/main-win.c
 create mode 100644 testsuite/gna/issue803/main.c
 create mode 100644 testsuite/gna/issue803/tb.vhdl
 create mode 100755 testsuite/gna/issue803/testsuite.sh

(limited to 'testsuite/gna')

diff --git a/testsuite/gna/issue803/main-mac.c b/testsuite/gna/issue803/main-mac.c
new file mode 100644
index 000000000..665c347e0
--- /dev/null
+++ b/testsuite/gna/issue803/main-mac.c
@@ -0,0 +1,27 @@
+#include <dlfcn.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+int main(int argc, char** argv) {
+
+  void* h = dlopen("./tb.dylib", RTLD_LAZY);
+  if (!h){
+    fprintf(stderr, "%s\n", dlerror());
+    exit(1);
+  }
+
+  typedef int main_t(int, char**);
+
+  main_t* ghdl_main = (main_t*)dlsym(h, "ghdl_main");
+  if (!ghdl_main){
+    fprintf(stderr, "%s\n", dlerror());
+    exit(2);
+  }
+
+  printf("ghdl_main return: %d\n", ghdl_main(argc, argv));
+
+  dlclose(h);
+
+  return 0;
+
+}
diff --git a/testsuite/gna/issue803/main-win.c b/testsuite/gna/issue803/main-win.c
new file mode 100644
index 000000000..0cb560b3d
--- /dev/null
+++ b/testsuite/gna/issue803/main-win.c
@@ -0,0 +1,27 @@
+#include <windows.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+int main(int argc, char** argv) {
+
+  void* h = LoadLibraryA(".\\tb.dll");
+  if (!h){
+    fprintf(stderr, "error: cannot load library\n");
+    exit(1);
+  }
+
+  typedef int main_t(int, char**);
+
+  main_t* ghdl_main = (main_t*)GetProcAddress(h, "_ghdl_main");
+  if (!ghdl_main){
+    fprintf(stderr, "error: cannot find symbol\n");
+    exit(2);
+  }
+
+  printf("ghdl_main return: %d\n", ghdl_main(argc, argv));
+
+  FreeLibrary(h);
+
+  return 0;
+
+}
diff --git a/testsuite/gna/issue803/main.c b/testsuite/gna/issue803/main.c
new file mode 100644
index 000000000..80feb6019
--- /dev/null
+++ b/testsuite/gna/issue803/main.c
@@ -0,0 +1,33 @@
+#include <dlfcn.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+int main(int argc, char** argv) {
+
+  void* h = dlopen("./tb.so", RTLD_LAZY);
+  if (!h){
+    fprintf(stderr, "%s\n", dlerror());
+    exit(1);
+  }
+
+  typedef int main_t(int, char**);
+
+  h = dlopen("./tb.so", RTLD_LAZY);
+  if (!h){
+    fprintf(stderr, "%s\n", dlerror());
+    exit(1);
+  }
+
+  main_t* ghdl_main = (main_t*)dlsym(h, "ghdl_main");
+  if (!ghdl_main){
+    fprintf(stderr, "%s\n", dlerror());
+    exit(2);
+  }
+
+  printf("ghdl_main return: %d\n", ghdl_main(argc, argv));
+
+  dlclose(h);
+
+  return 0;
+
+}
diff --git a/testsuite/gna/issue803/tb.vhdl b/testsuite/gna/issue803/tb.vhdl
new file mode 100644
index 000000000..61ee11e42
--- /dev/null
+++ b/testsuite/gna/issue803/tb.vhdl
@@ -0,0 +1,10 @@
+entity tb is
+end entity;
+
+architecture arch of tb is
+begin
+  process begin
+    report "Hello!" severity failure;
+    wait;
+  end process;
+end;
diff --git a/testsuite/gna/issue803/testsuite.sh b/testsuite/gna/issue803/testsuite.sh
new file mode 100755
index 000000000..018511ed9
--- /dev/null
+++ b/testsuite/gna/issue803/testsuite.sh
@@ -0,0 +1,34 @@
+#! /bin/sh
+
+. ../../testenv.sh
+
+
+if $GHDL --version | grep -q "GCC back-end"; then
+    echo "GCC backend detected"
+elif $GHDL --version | grep -q "LLVM back-end"; then
+    echo "LLVM backend detected"
+else
+    echo "This test requires GCC or LLVM backends"
+    exit 0
+fi
+
+if [ "$OS" = "Windows_NT" ]; then
+    gcc main-win.c -o main
+    analyze tb.vhdl
+    $GHDL -e -Wl,-shared -Wl,-Wl,-u,ghdl_main -o tb.dll tb
+    ./main
+    rm main.exe tb.dll *.o
+elif [ "$(uname -o)" = "Darwin" ]; then
+    gcc main-mac.c -o main
+    analyze tb.vhdl
+    $GHDL -e -Wl,-shared -Wl,-Wl,-u,_ghdl_main -o tb.dylib tb
+    ./main
+    rm main tb.dylib *.o
+else
+    echo "This test is disabled on Linux (requires an -fpic libgrt)"
+    exit 0
+fi
+
+clean
+
+echo "Test successful"
-- 
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