mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-19 10:53:58 +00:00
379 lines
11 KiB
C
379 lines
11 KiB
C
/*
|
||
* tclUnixTest.c --
|
||
*
|
||
* Contains platform specific test commands for the Unix platform.
|
||
*
|
||
* Copyright (c) 1996 Sun Microsystems, Inc.
|
||
*
|
||
* See the file "license.terms" for information on usage and redistribution
|
||
* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
|
||
*
|
||
* SCCS: @(#) tclUnixTest.c 1.1 96/03/26 12:44:30
|
||
*/
|
||
|
||
#include "tclInt.h"
|
||
#include "tclPort.h"
|
||
|
||
/*
|
||
* The stuff below is used to keep track of file handlers created and
|
||
* exercised by the "testfilehandler" command.
|
||
*/
|
||
|
||
typedef struct Pipe {
|
||
Tcl_File readFile; /* File handle for reading from the
|
||
* pipe. NULL means pipe doesn't exist yet. */
|
||
Tcl_File writeFile; /* File handle for writing from the
|
||
* pipe. */
|
||
int readCount; /* Number of times the file handler for
|
||
* this file has triggered and the file
|
||
* was readable. */
|
||
int writeCount; /* Number of times the file handler for
|
||
* this file has triggered and the file
|
||
* was writable. */
|
||
} Pipe;
|
||
|
||
#define MAX_PIPES 10
|
||
static Pipe testPipes[MAX_PIPES];
|
||
|
||
/*
|
||
* Forward declarations of procedures defined later in this file:
|
||
*/
|
||
|
||
static void TestFileHandlerProc _ANSI_ARGS_((ClientData clientData,
|
||
int mask));
|
||
static int TestfilehandlerCmd _ANSI_ARGS_((ClientData dummy,
|
||
Tcl_Interp *interp, int argc, char **argv));
|
||
static int TestgetopenfileCmd _ANSI_ARGS_((ClientData dummy,
|
||
Tcl_Interp *interp, int argc, char **argv));
|
||
int TclplatformtestInit _ANSI_ARGS_((Tcl_Interp *interp));
|
||
|
||
/*
|
||
*----------------------------------------------------------------------
|
||
*
|
||
* TclplatformtestInit --
|
||
*
|
||
* Defines commands that test platform specific functionality for
|
||
* Unix platforms.
|
||
*
|
||
* Results:
|
||
* A standard Tcl result.
|
||
*
|
||
* Side effects:
|
||
* Defines new commands.
|
||
*
|
||
*----------------------------------------------------------------------
|
||
*/
|
||
|
||
int
|
||
TclplatformtestInit(interp)
|
||
Tcl_Interp *interp; /* Interpreter to add commands to. */
|
||
{
|
||
Tcl_CreateCommand(interp, "testfilehandler", TestfilehandlerCmd,
|
||
(ClientData) 0, (Tcl_CmdDeleteProc *) NULL);
|
||
Tcl_CreateCommand(interp, "testgetopenfile", TestgetopenfileCmd,
|
||
(ClientData) 0, (Tcl_CmdDeleteProc *) NULL);
|
||
return TCL_OK;
|
||
}
|
||
|
||
/*
|
||
*----------------------------------------------------------------------
|
||
*
|
||
* TestfilehandlerCmd --
|
||
*
|
||
* This procedure implements the "testfilehandler" command. It is
|
||
* used to test Tcl_CreateFileHandler, Tcl_DeleteFileHandler, and
|
||
* TclWaitForFile.
|
||
*
|
||
* Results:
|
||
* A standard Tcl result.
|
||
*
|
||
* Side effects:
|
||
* None.
|
||
*
|
||
*----------------------------------------------------------------------
|
||
*/
|
||
|
||
static int
|
||
TestfilehandlerCmd(clientData, interp, argc, argv)
|
||
ClientData clientData; /* Not used. */
|
||
Tcl_Interp *interp; /* Current interpreter. */
|
||
int argc; /* Number of arguments. */
|
||
char **argv; /* Argument strings. */
|
||
{
|
||
Pipe *pipePtr;
|
||
int i, mask, timeout;
|
||
static int initialized = 0;
|
||
char buffer[4000];
|
||
Tcl_File file;
|
||
|
||
/*
|
||
* NOTE: When we make this code work on Windows also, the following
|
||
* variable needs to be made Unix-only.
|
||
*/
|
||
|
||
int fd;
|
||
|
||
if (!initialized) {
|
||
for (i = 0; i < MAX_PIPES; i++) {
|
||
testPipes[i].readFile = NULL;
|
||
}
|
||
initialized = 1;
|
||
}
|
||
|
||
if (argc < 2) {
|
||
Tcl_AppendResult(interp, "wrong # arguments: should be \"", argv[0],
|
||
" option ... \"", (char *) NULL);
|
||
return TCL_ERROR;
|
||
}
|
||
pipePtr = NULL;
|
||
if (argc >= 3) {
|
||
if (Tcl_GetInt(interp, argv[2], &i) != TCL_OK) {
|
||
return TCL_ERROR;
|
||
}
|
||
if (i >= MAX_PIPES) {
|
||
Tcl_AppendResult(interp, "bad index ", argv[2], (char *) NULL);
|
||
return TCL_ERROR;
|
||
}
|
||
pipePtr = &testPipes[i];
|
||
}
|
||
|
||
if (strcmp(argv[1], "close") == 0) {
|
||
for (i = 0; i < MAX_PIPES; i++) {
|
||
if (testPipes[i].readFile != NULL) {
|
||
Tcl_DeleteFileHandler(testPipes[i].readFile);
|
||
|
||
/*
|
||
* NOTE: Unix specific code below.
|
||
*/
|
||
|
||
fd = (int) Tcl_GetFileInfo(testPipes[i].readFile, NULL);
|
||
close(fd);
|
||
Tcl_FreeFile(testPipes[i].readFile);
|
||
|
||
testPipes[i].readFile = NULL;
|
||
Tcl_DeleteFileHandler(testPipes[i].writeFile);
|
||
|
||
/*
|
||
* NOTE: Unix specific code below.
|
||
*/
|
||
|
||
fd = (int) Tcl_GetFileInfo(testPipes[i].writeFile, NULL);
|
||
Tcl_FreeFile(testPipes[i].writeFile);
|
||
close(fd);
|
||
}
|
||
}
|
||
} else if (strcmp(argv[1], "clear") == 0) {
|
||
if (argc != 3) {
|
||
Tcl_AppendResult(interp, "wrong # arguments: should be \"",
|
||
argv[0], " clear index\"", (char *) NULL);
|
||
return TCL_ERROR;
|
||
}
|
||
pipePtr->readCount = pipePtr->writeCount = 0;
|
||
} else if (strcmp(argv[1], "counts") == 0) {
|
||
if (argc != 3) {
|
||
Tcl_AppendResult(interp, "wrong # arguments: should be \"",
|
||
argv[0], " counts index\"", (char *) NULL);
|
||
return TCL_ERROR;
|
||
}
|
||
sprintf(interp->result, "%d %d", pipePtr->readCount,
|
||
pipePtr->writeCount);
|
||
} else if (strcmp(argv[1], "create") == 0) {
|
||
if (argc != 5) {
|
||
Tcl_AppendResult(interp, "wrong # arguments: should be \"",
|
||
argv[0], " create index readMode writeMode\"",
|
||
(char *) NULL);
|
||
return TCL_ERROR;
|
||
}
|
||
if (pipePtr->readFile == NULL) {
|
||
if (!TclCreatePipe(&pipePtr->readFile, &pipePtr->writeFile)) {
|
||
Tcl_AppendResult(interp, "couldn't open pipe: ",
|
||
Tcl_PosixError(interp), (char *) NULL);
|
||
return TCL_ERROR;
|
||
}
|
||
#ifdef O_NONBLOCK
|
||
fcntl((int)Tcl_GetFileInfo(pipePtr->readFile, NULL),
|
||
F_SETFL, O_NONBLOCK);
|
||
fcntl((int)Tcl_GetFileInfo(pipePtr->writeFile, NULL),
|
||
F_SETFL, O_NONBLOCK);
|
||
#else
|
||
interp->result = "can't make pipes non-blocking";
|
||
return TCL_ERROR;
|
||
#endif
|
||
}
|
||
pipePtr->readCount = 0;
|
||
pipePtr->writeCount = 0;
|
||
|
||
if (strcmp(argv[3], "readable") == 0) {
|
||
Tcl_CreateFileHandler(pipePtr->readFile, TCL_READABLE,
|
||
TestFileHandlerProc, (ClientData) pipePtr);
|
||
} else if (strcmp(argv[3], "off") == 0) {
|
||
Tcl_DeleteFileHandler(pipePtr->readFile);
|
||
} else if (strcmp(argv[3], "disabled") == 0) {
|
||
Tcl_CreateFileHandler(pipePtr->readFile, 0,
|
||
TestFileHandlerProc, (ClientData) pipePtr);
|
||
} else {
|
||
Tcl_AppendResult(interp, "bad read mode \"", argv[3], "\"",
|
||
(char *) NULL);
|
||
return TCL_ERROR;
|
||
}
|
||
if (strcmp(argv[4], "writable") == 0) {
|
||
Tcl_CreateFileHandler(pipePtr->writeFile, TCL_WRITABLE,
|
||
TestFileHandlerProc, (ClientData) pipePtr);
|
||
} else if (strcmp(argv[4], "off") == 0) {
|
||
Tcl_DeleteFileHandler(pipePtr->writeFile);
|
||
} else if (strcmp(argv[4], "disabled") == 0) {
|
||
Tcl_CreateFileHandler(pipePtr->writeFile, 0,
|
||
TestFileHandlerProc, (ClientData) pipePtr);
|
||
} else {
|
||
Tcl_AppendResult(interp, "bad read mode \"", argv[4], "\"",
|
||
(char *) NULL);
|
||
return TCL_ERROR;
|
||
}
|
||
} else if (strcmp(argv[1], "empty") == 0) {
|
||
if (argc != 3) {
|
||
Tcl_AppendResult(interp, "wrong # arguments: should be \"",
|
||
argv[0], " empty index\"", (char *) NULL);
|
||
return TCL_ERROR;
|
||
}
|
||
|
||
/*
|
||
* NOTE: Unix specific code below.
|
||
*/
|
||
|
||
fd = (int) Tcl_GetFileInfo(pipePtr->readFile, NULL);
|
||
while (read(fd, buffer, 4000) > 0) {
|
||
/* Empty loop body. */
|
||
}
|
||
} else if (strcmp(argv[1], "fill") == 0) {
|
||
if (argc != 3) {
|
||
Tcl_AppendResult(interp, "wrong # arguments: should be \"",
|
||
argv[0], " empty index\"", (char *) NULL);
|
||
return TCL_ERROR;
|
||
}
|
||
|
||
/*
|
||
* NOTE: Unix specific code below.
|
||
*/
|
||
|
||
fd = (int) Tcl_GetFileInfo(pipePtr->writeFile, NULL);
|
||
memset((VOID *) buffer, 'a', 4000);
|
||
while (write(fd, buffer, 4000) > 0) {
|
||
/* Empty loop body. */
|
||
}
|
||
} else if (strcmp(argv[1], "fillpartial") == 0) {
|
||
if (argc != 3) {
|
||
Tcl_AppendResult(interp, "wrong # arguments: should be \"",
|
||
argv[0], " empty index\"", (char *) NULL);
|
||
return TCL_ERROR;
|
||
}
|
||
|
||
/*
|
||
* NOTE: Unix specific code below.
|
||
*/
|
||
|
||
fd = (int) Tcl_GetFileInfo(pipePtr->writeFile, NULL);
|
||
memset((VOID *) buffer, 'b', 10);
|
||
sprintf(interp->result, "%d", write(fd, buffer, 10));
|
||
} else if (strcmp(argv[1], "oneevent") == 0) {
|
||
Tcl_DoOneEvent(TCL_FILE_EVENTS|TCL_DONT_WAIT);
|
||
} else if (strcmp(argv[1], "wait") == 0) {
|
||
if (argc != 5) {
|
||
Tcl_AppendResult(interp, "wrong # arguments: should be \"",
|
||
argv[0], " wait index readable/writable timeout\"",
|
||
(char *) NULL);
|
||
return TCL_ERROR;
|
||
}
|
||
if (pipePtr->readFile == NULL) {
|
||
Tcl_AppendResult(interp, "pipe ", argv[2], " doesn't exist",
|
||
(char *) NULL);
|
||
return TCL_ERROR;
|
||
}
|
||
if (strcmp(argv[3], "readable") == 0) {
|
||
mask = TCL_READABLE;
|
||
file = pipePtr->readFile;
|
||
} else {
|
||
mask = TCL_WRITABLE;
|
||
file = pipePtr->writeFile;
|
||
}
|
||
if (Tcl_GetInt(interp, argv[4], &timeout) != TCL_OK) {
|
||
return TCL_ERROR;
|
||
}
|
||
i = TclWaitForFile(file, mask, timeout);
|
||
if (i & TCL_READABLE) {
|
||
Tcl_AppendElement(interp, "readable");
|
||
}
|
||
if (i & TCL_WRITABLE) {
|
||
Tcl_AppendElement(interp, "writable");
|
||
}
|
||
} else if (strcmp(argv[1], "windowevent") == 0) {
|
||
Tcl_DoOneEvent(TCL_WINDOW_EVENTS|TCL_DONT_WAIT);
|
||
} else {
|
||
Tcl_AppendResult(interp, "bad option \"", argv[1],
|
||
"\": must be close, clear, counts, create, empty, fill, ",
|
||
"fillpartial, oneevent, wait, or windowevent",
|
||
(char *) NULL);
|
||
return TCL_ERROR;
|
||
}
|
||
return TCL_OK;
|
||
}
|
||
|
||
static void TestFileHandlerProc(clientData, mask)
|
||
ClientData clientData; /* Points to a Pipe structure. */
|
||
int mask; /* Indicates which events happened:
|
||
* TCL_READABLE or TCL_WRITABLE. */
|
||
{
|
||
Pipe *pipePtr = (Pipe *) clientData;
|
||
|
||
if (mask & TCL_READABLE) {
|
||
pipePtr->readCount++;
|
||
}
|
||
if (mask & TCL_WRITABLE) {
|
||
pipePtr->writeCount++;
|
||
}
|
||
}
|
||
|
||
/*
|
||
*----------------------------------------------------------------------
|
||
*
|
||
* TestgetopenfileCmd --
|
||
*
|
||
* This procedure implements the "testgetopenfile" command. It is
|
||
* used to get a FILE * value from a registered channel.
|
||
*
|
||
* Results:
|
||
* A standard Tcl result.
|
||
*
|
||
* Side effects:
|
||
* None.
|
||
*
|
||
*----------------------------------------------------------------------
|
||
*/
|
||
|
||
static int
|
||
TestgetopenfileCmd(clientData, interp, argc, argv)
|
||
ClientData clientData; /* Not used. */
|
||
Tcl_Interp *interp; /* Current interpreter. */
|
||
int argc; /* Number of arguments. */
|
||
char **argv; /* Argument strings. */
|
||
{
|
||
ClientData filePtr;
|
||
|
||
if (argc != 3) {
|
||
Tcl_AppendResult(interp,
|
||
"wrong # args: should be \"", argv[0],
|
||
" channelName forWriting\"",
|
||
(char *) NULL);
|
||
return TCL_ERROR;
|
||
}
|
||
if (Tcl_GetOpenFile(interp, argv[1], atoi(argv[2]), 1, &filePtr)
|
||
== TCL_ERROR) {
|
||
return TCL_ERROR;
|
||
}
|
||
if (filePtr == (ClientData) NULL) {
|
||
Tcl_AppendResult(interp,
|
||
"Tcl_GetOpenFile succeeded but FILE * NULL!", (char *) NULL);
|
||
return TCL_ERROR;
|
||
}
|
||
return TCL_OK;
|
||
}
|