Import Tcl-core 8.6.6 (as of svn r86089)

unix/dltest/pkga.c

@@ -0,0 +1,145 @@
+/*
+ * pkga.c --
+ *
+ *	This file contains a simple Tcl package "pkga" that is intended for
+ *	testing the Tcl dynamic loading facilities.
+ *
+ * Copyright (c) 1995 Sun Microsystems, Inc.
+ *
+ * See the file "license.terms" for information on usage and redistribution of
+ * this file, and for a DISCLAIMER OF ALL WARRANTIES.
+ */
+
+#undef STATIC_BUILD
+#include "tcl.h"
+
+/*
+ * TCL_STORAGE_CLASS is set unconditionally to DLLEXPORT because the
+ * Pkga_Init declaration is in the source file itself, which is only
+ * accessed when we are building a library.
+ */
+#undef TCL_STORAGE_CLASS
+#define TCL_STORAGE_CLASS DLLEXPORT
+
+/*
+ * Prototypes for procedures defined later in this file:
+ */
+
+static int    Pkga_EqObjCmd(ClientData clientData,
+		Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]);
+static int    Pkga_QuoteObjCmd(ClientData clientData,
+		Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]);
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * Pkga_EqObjCmd --
+ *
+ *	This procedure is invoked to process the "pkga_eq" Tcl command. It
+ *	expects two arguments and returns 1 if they are the same, 0 if they
+ *	are different.
+ *
+ * Results:
+ *	A standard Tcl result.
+ *
+ * Side effects:
+ *	See the user documentation.
+ *
+ *----------------------------------------------------------------------
+ */
+
+static int
+Pkga_EqObjCmd(
+    ClientData dummy,		/* Not used. */
+    Tcl_Interp *interp,		/* Current interpreter. */
+    int objc,			/* Number of arguments. */
+    Tcl_Obj *const objv[])	/* Argument objects. */
+{
+    int result;
+    const char *str1, *str2;
+    int len1, len2;
+
+    if (objc != 3) {
+	Tcl_WrongNumArgs(interp, 1, objv,  "string1 string2");
+	return TCL_ERROR;
+    }
+
+    str1 = Tcl_GetStringFromObj(objv[1], &len1);
+    str2 = Tcl_GetStringFromObj(objv[2], &len2);
+    if (len1 == len2) {
+	result = (Tcl_UtfNcmp(str1, str2, len1) == 0);
+    } else {
+	result = 0;
+    }
+    Tcl_SetObjResult(interp, Tcl_NewIntObj(result));
+    return TCL_OK;
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * Pkga_QuoteObjCmd --
+ *
+ *	This procedure is invoked to process the "pkga_quote" Tcl command. It
+ *	expects one argument, which it returns as result.
+ *
+ * Results:
+ *	A standard Tcl result.
+ *
+ * Side effects:
+ *	See the user documentation.
+ *
+ *----------------------------------------------------------------------
+ */
+
+static int
+Pkga_QuoteObjCmd(
+    ClientData dummy,		/* Not used. */
+    Tcl_Interp *interp,		/* Current interpreter. */
+    int objc,			/* Number of arguments. */
+    Tcl_Obj *const objv[])	/* Argument strings. */
+{
+    if (objc != 2) {
+	Tcl_WrongNumArgs(interp, 1, objv, "value");
+	return TCL_ERROR;
+    }
+    Tcl_SetObjResult(interp, objv[1]);
+    return TCL_OK;
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * Pkga_Init --
+ *
+ *	This is a package initialization procedure, which is called by Tcl
+ *	when this package is to be added to an interpreter.
+ *
+ * Results:
+ *	None.
+ *
+ * Side effects:
+ *	None.
+ *
+ *----------------------------------------------------------------------
+ */
+
+EXTERN int
+Pkga_Init(
+    Tcl_Interp *interp)		/* Interpreter in which the package is to be
+				 * made available. */
+{
+    int code;
+
+    if (Tcl_InitStubs(interp, TCL_VERSION, 0) == NULL) {
+	return TCL_ERROR;
+    }
+    code = Tcl_PkgProvide(interp, "Pkga", "1.0");
+    if (code != TCL_OK) {
+	return code;
+    }
+    Tcl_CreateObjCommand(interp, "pkga_eq", Pkga_EqObjCmd, NULL, NULL);
+    Tcl_CreateObjCommand(interp, "pkga_quote", Pkga_QuoteObjCmd, NULL,
+	    NULL);
+    return TCL_OK;
+}