fix: noconfirm auto-selects first AUR match

local/recipes/dev/m4/source/tests/test-execute-script.c

@@ -0,0 +1,92 @@
+/* Test of execute.
+   Copyright (C) 2020-2026 Free Software Foundation, Inc.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation, either version 3, or (at your option)
+   any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, see <https://www.gnu.org/licenses/>.  */
+
+#include <config.h>
+
+#include "execute.h"
+
+#include <stdio.h>
+#include <string.h>
+#include <unistd.h>
+
+#include "read-file.h"
+#include "macros.h"
+
+#define DATA_FILENAME "test-execute-script.tmp"
+
+int
+main ()
+{
+  unlink (DATA_FILENAME);
+
+  /* Check an invocation of an executable script.
+     This should only be supported if the script has a '#!' marker; otherwise
+     it is unsecure: <https://sourceware.org/PR13134>.
+     POSIX says that the execlp() and execvp() functions support executing
+     shell scripts
+     <https://pubs.opengroup.org/onlinepubs/9699919799/functions/exec.html>,
+     but this is considered an antiquated feature.  */
+
+  /* This test is an extension of
+     "Check stdout is inherited, part 1 (regular file)"
+     in test-execute-main.c.  */
+  FILE *fp = freopen (DATA_FILENAME, "w", stdout);
+  ASSERT (fp != NULL);
+
+  for (size_t i = 0; i < 2; i++)
+    {
+      const char *progname =
+        (i == 0 ? "executable-script" : "executable-script.sh");
+      const char *prog_path =
+        (i == 0 ? SRCDIR "executable-script" : SRCDIR "executable-script.sh");
+      const char *prog_argv[2] = { prog_path, NULL };
+
+      int ret = execute (progname, prog_argv[0], prog_argv, NULL, NULL,
+                         false, false, false, false, true, false, NULL);
+      ASSERT (ret == 127);
+    }
+
+#if defined _WIN32 && !defined __CYGWIN__
+  /* On native Windows, scripts - even with '#!' marker - are not executable.
+     Only .bat and .cmd files are.  */
+  ASSERT (fclose (fp) == 0);
+  ASSERT (unlink (DATA_FILENAME) == 0);
+  if (test_exit_status)
+    return test_exit_status;
+  fprintf (stderr, "Skipping test: scripts are not executable on this platform.\n");
+  return 77;
+#else
+  {
+    const char *progname = "executable-shell-script";
+    const char *prog_path = SRCDIR "executable-shell-script";
+    const char *prog_argv[2] = { prog_path, NULL };
+
+    int ret = execute (progname, prog_argv[0], prog_argv, NULL, NULL,
+                       false, false, false, false, true, false, NULL);
+    ASSERT (ret == 0);
+
+    ASSERT (fclose (fp) == 0);
+
+    size_t length;
+    char *contents = read_file (DATA_FILENAME, 0, &length);
+    ASSERT (length == 11 && memcmp (contents, "Halle Potta", 11) == 0);
+  }
+
+  ASSERT (unlink (DATA_FILENAME) == 0);
+
+  return test_exit_status;
+#endif
+}