create core package

system/base/pam/files/dlopen.sh

@@ -0,0 +1,75 @@
+#!/bin/sh
+
+tempdir=`mktemp -d /tmp/dlopenXXXXXX`
+test -n "$tempdir" || exit 1
+cat >> $tempdir/dlopen.c << _EOF
+#include <dlfcn.h>
+#include <stdio.h>
+#include <limits.h>
+#include <sys/stat.h>
+/* Simple program to see if dlopen() would succeed. */
+int main(int argc, char **argv)
+{
+	int i;
+	struct stat st;
+	char buf[PATH_MAX];
+	for (i = 1; i < argc; i++) {
+		if (dlopen(argv[i], RTLD_NOW)) {
+			fprintf(stdout, "dlopen() of \"%s\" succeeded.\n",
+				argv[i]);
+		} else {
+			snprintf(buf, sizeof(buf), "./%s", argv[i]);
+			if ((stat(buf, &st) == 0) && dlopen(buf, RTLD_NOW)) {
+				fprintf(stdout, "dlopen() of \"./%s\" "
+					"succeeded.\n", argv[i]);
+			} else {
+				fprintf(stdout, "dlopen() of \"%s\" failed: "
+					"%s\n", argv[i], dlerror());
+				return 1;
+			}
+		}
+	}
+	return 0;
+}
+_EOF
+
+for arg in $@ ; do
+	case "$arg" in
+	"")
+		;;
+	-I*|-D*|-f*|-m*|-g*|-O*|-W*)
+		cflags="$cflags $arg"
+		;;
+	-l*|-L*)
+		ldflags="$ldflags $arg"
+		;;
+	/*)
+		modules="$modules $arg"
+		;;
+	*)
+		modules="$modules $arg"
+		;;
+	esac
+done
+
+${CC:-gcc} $RPM_OPT_FLAGS $CFLAGS -o $tempdir/dlopen $cflags $tempdir/dlopen.c $ldflags -ldl
+
+retval=0
+for module in $modules ; do
+	case "$module" in
+	"")
+		;;
+	/*)
+		$tempdir/dlopen "$module"
+		retval=$?
+		;;
+	*)
+		$tempdir/dlopen ./"$module"
+		retval=$?
+		;;
+	esac
+done
+
+rm -f $tempdir/dlopen $tempdir/dlopen.c
+rmdir $tempdir
+exit $retval