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-rw-r--r--contrib/tcl/generic/tclCmdAH.c1678
1 files changed, 1678 insertions, 0 deletions
diff --git a/contrib/tcl/generic/tclCmdAH.c b/contrib/tcl/generic/tclCmdAH.c
new file mode 100644
index 0000000..526a111
--- /dev/null
+++ b/contrib/tcl/generic/tclCmdAH.c
@@ -0,0 +1,1678 @@
+/*
+ * tclCmdAH.c --
+ *
+ * This file contains the top-level command routines for most of
+ * the Tcl built-in commands whose names begin with the letters
+ * A to H.
+ *
+ * Copyright (c) 1987-1993 The Regents of the University of California.
+ * Copyright (c) 1994-1996 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: @(#) tclCmdAH.c 1.107 96/04/09 17:14:39
+ */
+
+#include "tclInt.h"
+#include "tclPort.h"
+
+/*
+ * Prototypes for local procedures defined in this file:
+ */
+
+static char * GetTypeFromMode _ANSI_ARGS_((int mode));
+static int StoreStatData _ANSI_ARGS_((Tcl_Interp *interp,
+ char *varName, struct stat *statPtr));
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * Tcl_BreakCmd --
+ *
+ * This procedure is invoked to process the "break" Tcl command.
+ * See the user documentation for details on what it does.
+ *
+ * Results:
+ * A standard Tcl result.
+ *
+ * Side effects:
+ * See the user documentation.
+ *
+ *----------------------------------------------------------------------
+ */
+
+ /* ARGSUSED */
+int
+Tcl_BreakCmd(dummy, interp, argc, argv)
+ ClientData dummy; /* Not used. */
+ Tcl_Interp *interp; /* Current interpreter. */
+ int argc; /* Number of arguments. */
+ char **argv; /* Argument strings. */
+{
+ if (argc != 1) {
+ Tcl_AppendResult(interp, "wrong # args: should be \"",
+ argv[0], "\"", (char *) NULL);
+ return TCL_ERROR;
+ }
+ return TCL_BREAK;
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * Tcl_CaseCmd --
+ *
+ * This procedure is invoked to process the "case" Tcl command.
+ * See the user documentation for details on what it does.
+ *
+ * Results:
+ * A standard Tcl result.
+ *
+ * Side effects:
+ * See the user documentation.
+ *
+ *----------------------------------------------------------------------
+ */
+
+ /* ARGSUSED */
+int
+Tcl_CaseCmd(dummy, interp, argc, argv)
+ ClientData dummy; /* Not used. */
+ Tcl_Interp *interp; /* Current interpreter. */
+ int argc; /* Number of arguments. */
+ char **argv; /* Argument strings. */
+{
+ int i, result;
+ int body;
+ char *string;
+ int caseArgc, splitArgs;
+ char **caseArgv;
+
+ if (argc < 3) {
+ Tcl_AppendResult(interp, "wrong # args: should be \"",
+ argv[0], " string ?in? patList body ... ?default body?\"",
+ (char *) NULL);
+ return TCL_ERROR;
+ }
+ string = argv[1];
+ body = -1;
+ if (strcmp(argv[2], "in") == 0) {
+ i = 3;
+ } else {
+ i = 2;
+ }
+ caseArgc = argc - i;
+ caseArgv = argv + i;
+
+ /*
+ * If all of the pattern/command pairs are lumped into a single
+ * argument, split them out again.
+ */
+
+ splitArgs = 0;
+ if (caseArgc == 1) {
+ result = Tcl_SplitList(interp, caseArgv[0], &caseArgc, &caseArgv);
+ if (result != TCL_OK) {
+ return result;
+ }
+ splitArgs = 1;
+ }
+
+ for (i = 0; i < caseArgc; i += 2) {
+ int patArgc, j;
+ char **patArgv;
+ register char *p;
+
+ if (i == (caseArgc-1)) {
+ interp->result = "extra case pattern with no body";
+ result = TCL_ERROR;
+ goto cleanup;
+ }
+
+ /*
+ * Check for special case of single pattern (no list) with
+ * no backslash sequences.
+ */
+
+ for (p = caseArgv[i]; *p != 0; p++) {
+ if (isspace(UCHAR(*p)) || (*p == '\\')) {
+ break;
+ }
+ }
+ if (*p == 0) {
+ if ((*caseArgv[i] == 'd')
+ && (strcmp(caseArgv[i], "default") == 0)) {
+ body = i+1;
+ }
+ if (Tcl_StringMatch(string, caseArgv[i])) {
+ body = i+1;
+ goto match;
+ }
+ continue;
+ }
+
+ /*
+ * Break up pattern lists, then check each of the patterns
+ * in the list.
+ */
+
+ result = Tcl_SplitList(interp, caseArgv[i], &patArgc, &patArgv);
+ if (result != TCL_OK) {
+ goto cleanup;
+ }
+ for (j = 0; j < patArgc; j++) {
+ if (Tcl_StringMatch(string, patArgv[j])) {
+ body = i+1;
+ break;
+ }
+ }
+ ckfree((char *) patArgv);
+ if (j < patArgc) {
+ break;
+ }
+ }
+
+ match:
+ if (body != -1) {
+ result = Tcl_Eval(interp, caseArgv[body]);
+ if (result == TCL_ERROR) {
+ char msg[100];
+ sprintf(msg, "\n (\"%.50s\" arm line %d)", caseArgv[body-1],
+ interp->errorLine);
+ Tcl_AddErrorInfo(interp, msg);
+ }
+ goto cleanup;
+ }
+
+ /*
+ * Nothing matched: return nothing.
+ */
+
+ result = TCL_OK;
+
+ cleanup:
+ if (splitArgs) {
+ ckfree((char *) caseArgv);
+ }
+ return result;
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * Tcl_CatchCmd --
+ *
+ * This procedure is invoked to process the "catch" Tcl command.
+ * See the user documentation for details on what it does.
+ *
+ * Results:
+ * A standard Tcl result.
+ *
+ * Side effects:
+ * See the user documentation.
+ *
+ *----------------------------------------------------------------------
+ */
+
+ /* ARGSUSED */
+int
+Tcl_CatchCmd(dummy, interp, argc, argv)
+ ClientData dummy; /* Not used. */
+ Tcl_Interp *interp; /* Current interpreter. */
+ int argc; /* Number of arguments. */
+ char **argv; /* Argument strings. */
+{
+ int result;
+
+ if ((argc != 2) && (argc != 3)) {
+ Tcl_AppendResult(interp, "wrong # args: should be \"",
+ argv[0], " command ?varName?\"", (char *) NULL);
+ return TCL_ERROR;
+ }
+ result = Tcl_Eval(interp, argv[1]);
+ if (argc == 3) {
+ if (Tcl_SetVar(interp, argv[2], interp->result, 0) == NULL) {
+ Tcl_SetResult(interp, "couldn't save command result in variable",
+ TCL_STATIC);
+ return TCL_ERROR;
+ }
+ }
+ Tcl_ResetResult(interp);
+ sprintf(interp->result, "%d", result);
+ return TCL_OK;
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * Tcl_CdCmd --
+ *
+ * This procedure is invoked to process the "cd" Tcl command.
+ * See the user documentation for details on what it does.
+ *
+ * Results:
+ * A standard Tcl result.
+ *
+ * Side effects:
+ * See the user documentation.
+ *
+ *----------------------------------------------------------------------
+ */
+
+ /* ARGSUSED */
+int
+Tcl_CdCmd(dummy, interp, argc, argv)
+ ClientData dummy; /* Not used. */
+ Tcl_Interp *interp; /* Current interpreter. */
+ int argc; /* Number of arguments. */
+ char **argv; /* Argument strings. */
+{
+ char *dirName;
+ Tcl_DString buffer;
+ int result;
+
+ if (argc > 2) {
+ Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
+ " dirName\"", (char *) NULL);
+ return TCL_ERROR;
+ }
+
+ if (argc == 2) {
+ dirName = argv[1];
+ } else {
+ dirName = "~";
+ }
+ dirName = Tcl_TranslateFileName(interp, dirName, &buffer);
+ if (dirName == NULL) {
+ return TCL_ERROR;
+ }
+ result = TclChdir(interp, dirName);
+ Tcl_DStringFree(&buffer);
+ return result;
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * Tcl_ConcatCmd --
+ *
+ * This procedure is invoked to process the "concat" Tcl command.
+ * See the user documentation for details on what it does.
+ *
+ * Results:
+ * A standard Tcl result.
+ *
+ * Side effects:
+ * See the user documentation.
+ *
+ *----------------------------------------------------------------------
+ */
+
+ /* ARGSUSED */
+int
+Tcl_ConcatCmd(dummy, interp, argc, argv)
+ ClientData dummy; /* Not used. */
+ Tcl_Interp *interp; /* Current interpreter. */
+ int argc; /* Number of arguments. */
+ char **argv; /* Argument strings. */
+{
+ if (argc >= 2) {
+ interp->result = Tcl_Concat(argc-1, argv+1);
+ interp->freeProc = TCL_DYNAMIC;
+ }
+ return TCL_OK;
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * Tcl_ContinueCmd --
+ *
+ * This procedure is invoked to process the "continue" Tcl command.
+ * See the user documentation for details on what it does.
+ *
+ * Results:
+ * A standard Tcl result.
+ *
+ * Side effects:
+ * See the user documentation.
+ *
+ *----------------------------------------------------------------------
+ */
+
+ /* ARGSUSED */
+int
+Tcl_ContinueCmd(dummy, interp, argc, argv)
+ ClientData dummy; /* Not used. */
+ Tcl_Interp *interp; /* Current interpreter. */
+ int argc; /* Number of arguments. */
+ char **argv; /* Argument strings. */
+{
+ if (argc != 1) {
+ Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
+ "\"", (char *) NULL);
+ return TCL_ERROR;
+ }
+ return TCL_CONTINUE;
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * Tcl_ErrorCmd --
+ *
+ * This procedure is invoked to process the "error" Tcl command.
+ * See the user documentation for details on what it does.
+ *
+ * Results:
+ * A standard Tcl result.
+ *
+ * Side effects:
+ * See the user documentation.
+ *
+ *----------------------------------------------------------------------
+ */
+
+ /* ARGSUSED */
+int
+Tcl_ErrorCmd(dummy, interp, argc, argv)
+ ClientData dummy; /* Not used. */
+ Tcl_Interp *interp; /* Current interpreter. */
+ int argc; /* Number of arguments. */
+ char **argv; /* Argument strings. */
+{
+ Interp *iPtr = (Interp *) interp;
+
+ if ((argc < 2) || (argc > 4)) {
+ Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
+ " message ?errorInfo? ?errorCode?\"", (char *) NULL);
+ return TCL_ERROR;
+ }
+ if ((argc >= 3) && (argv[2][0] != 0)) {
+ Tcl_AddErrorInfo(interp, argv[2]);
+ iPtr->flags |= ERR_ALREADY_LOGGED;
+ }
+ if (argc == 4) {
+ Tcl_SetVar2(interp, "errorCode", (char *) NULL, argv[3],
+ TCL_GLOBAL_ONLY);
+ iPtr->flags |= ERROR_CODE_SET;
+ }
+ Tcl_SetResult(interp, argv[1], TCL_VOLATILE);
+ return TCL_ERROR;
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * Tcl_EvalCmd --
+ *
+ * This procedure is invoked to process the "eval" Tcl command.
+ * See the user documentation for details on what it does.
+ *
+ * Results:
+ * A standard Tcl result.
+ *
+ * Side effects:
+ * See the user documentation.
+ *
+ *----------------------------------------------------------------------
+ */
+
+ /* ARGSUSED */
+int
+Tcl_EvalCmd(dummy, interp, argc, argv)
+ ClientData dummy; /* Not used. */
+ Tcl_Interp *interp; /* Current interpreter. */
+ int argc; /* Number of arguments. */
+ char **argv; /* Argument strings. */
+{
+ int result;
+ char *cmd;
+
+ if (argc < 2) {
+ Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
+ " arg ?arg ...?\"", (char *) NULL);
+ return TCL_ERROR;
+ }
+ if (argc == 2) {
+ result = Tcl_Eval(interp, argv[1]);
+ } else {
+
+ /*
+ * More than one argument: concatenate them together with spaces
+ * between, then evaluate the result.
+ */
+
+ cmd = Tcl_Concat(argc-1, argv+1);
+ result = Tcl_Eval(interp, cmd);
+ ckfree(cmd);
+ }
+ if (result == TCL_ERROR) {
+ char msg[60];
+ sprintf(msg, "\n (\"eval\" body line %d)", interp->errorLine);
+ Tcl_AddErrorInfo(interp, msg);
+ }
+ return result;
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * Tcl_ExitCmd --
+ *
+ * This procedure is invoked to process the "exit" Tcl command.
+ * See the user documentation for details on what it does.
+ *
+ * Results:
+ * A standard Tcl result.
+ *
+ * Side effects:
+ * See the user documentation.
+ *
+ *----------------------------------------------------------------------
+ */
+
+ /* ARGSUSED */
+int
+Tcl_ExitCmd(dummy, interp, argc, argv)
+ ClientData dummy; /* Not used. */
+ Tcl_Interp *interp; /* Current interpreter. */
+ int argc; /* Number of arguments. */
+ char **argv; /* Argument strings. */
+{
+ int value;
+
+ if ((argc != 1) && (argc != 2)) {
+ Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
+ " ?returnCode?\"", (char *) NULL);
+ return TCL_ERROR;
+ }
+ if (argc == 1) {
+ value = 0;
+ } else if (Tcl_GetInt(interp, argv[1], &value) != TCL_OK) {
+ return TCL_ERROR;
+ }
+ Tcl_Exit(value);
+ /*NOTREACHED*/
+ return TCL_OK; /* Better not ever reach this! */
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * Tcl_ExprCmd --
+ *
+ * This procedure is invoked to process the "expr" Tcl command.
+ * See the user documentation for details on what it does.
+ *
+ * Results:
+ * A standard Tcl result.
+ *
+ * Side effects:
+ * See the user documentation.
+ *
+ *----------------------------------------------------------------------
+ */
+
+ /* ARGSUSED */
+int
+Tcl_ExprCmd(dummy, interp, argc, argv)
+ ClientData dummy; /* Not used. */
+ Tcl_Interp *interp; /* Current interpreter. */
+ int argc; /* Number of arguments. */
+ char **argv; /* Argument strings. */
+{
+ Tcl_DString buffer;
+ int i, result;
+
+ if (argc < 2) {
+ Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
+ " arg ?arg ...?\"", (char *) NULL);
+ return TCL_ERROR;
+ }
+
+ if (argc == 2) {
+ return Tcl_ExprString(interp, argv[1]);
+ }
+ Tcl_DStringInit(&buffer);
+ Tcl_DStringAppend(&buffer, argv[1], -1);
+ for (i = 2; i < argc; i++) {
+ Tcl_DStringAppend(&buffer, " ", 1);
+ Tcl_DStringAppend(&buffer, argv[i], -1);
+ }
+ result = Tcl_ExprString(interp, buffer.string);
+ Tcl_DStringFree(&buffer);
+ return result;
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * Tcl_FileCmd --
+ *
+ * This procedure is invoked to process the "file" Tcl command.
+ * See the user documentation for details on what it does.
+ *
+ * Results:
+ * A standard Tcl result.
+ *
+ * Side effects:
+ * See the user documentation.
+ *
+ *----------------------------------------------------------------------
+ */
+
+ /* ARGSUSED */
+int
+Tcl_FileCmd(dummy, interp, argc, argv)
+ ClientData dummy; /* Not used. */
+ Tcl_Interp *interp; /* Current interpreter. */
+ int argc; /* Number of arguments. */
+ char **argv; /* Argument strings. */
+{
+ char *fileName, *extension;
+ int c, statOp, result;
+ size_t length;
+ int mode = 0; /* Initialized only to prevent
+ * compiler warning message. */
+ struct stat statBuf;
+ Tcl_DString buffer;
+
+ if (argc < 3) {
+ Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
+ " option name ?arg ...?\"", (char *) NULL);
+ return TCL_ERROR;
+ }
+ c = argv[1][0];
+ length = strlen(argv[1]);
+ result = TCL_OK;
+ Tcl_DStringInit(&buffer);
+
+ /*
+ * First handle operations on the file name.
+ */
+
+ if ((c == 'd') && (strncmp(argv[1], "dirname", length) == 0)) {
+ int pargc;
+ char **pargv;
+
+ if (argc != 3) {
+ argv[1] = "dirname";
+ goto not3Args;
+ }
+
+ fileName = argv[2];
+
+ /*
+ * If there is only one element, and it starts with a tilde,
+ * perform tilde substitution and resplit the path.
+ */
+
+ Tcl_SplitPath(fileName, &pargc, &pargv);
+ if ((pargc == 1) && (*fileName == '~')) {
+ ckfree((char*) pargv);
+ fileName = Tcl_TranslateFileName(interp, fileName, &buffer);
+ if (fileName == NULL) {
+ result = TCL_ERROR;
+ goto done;
+ }
+ Tcl_SplitPath(fileName, &pargc, &pargv);
+ Tcl_DStringSetLength(&buffer, 0);
+ }
+
+ /*
+ * Return all but the last component. If there is only one
+ * component, return it if the path was non-relative, otherwise
+ * return the current directory.
+ */
+
+ if (pargc > 1) {
+ Tcl_JoinPath(pargc-1, pargv, &buffer);
+ Tcl_DStringResult(interp, &buffer);
+ } else if ((pargc == 0)
+ || (Tcl_GetPathType(pargv[0]) == TCL_PATH_RELATIVE)) {
+ Tcl_SetResult(interp,
+ (tclPlatform == TCL_PLATFORM_MAC) ? ":" : ".", TCL_STATIC);
+ } else {
+ Tcl_SetResult(interp, pargv[0], TCL_VOLATILE);
+ }
+ ckfree((char *)pargv);
+ goto done;
+
+ } else if ((c == 't') && (strncmp(argv[1], "tail", length) == 0)
+ && (length >= 2)) {
+ int pargc;
+ char **pargv;
+
+ if (argc != 3) {
+ argv[1] = "tail";
+ goto not3Args;
+ }
+
+ Tcl_SplitPath(argv[2], &pargc, &pargv);
+ if (pargc > 0) {
+ if ((pargc > 1)
+ || (Tcl_GetPathType(pargv[0]) == TCL_PATH_RELATIVE)) {
+ Tcl_SetResult(interp, pargv[pargc-1], TCL_VOLATILE);
+ }
+ }
+ ckfree((char *)pargv);
+ goto done;
+
+ } else if ((c == 'r') && (strncmp(argv[1], "rootname", length) == 0)
+ && (length >= 2)) {
+ char tmp;
+ if (argc != 3) {
+ argv[1] = "rootname";
+ goto not3Args;
+ }
+ extension = TclGetExtension(argv[2]);
+ if (extension == NULL) {
+ Tcl_SetResult(interp, argv[2], TCL_VOLATILE);
+ } else {
+ tmp = *extension;
+ *extension = 0;
+ Tcl_SetResult(interp, argv[2], TCL_VOLATILE);
+ *extension = tmp;
+ }
+ goto done;
+ } else if ((c == 'e') && (strncmp(argv[1], "extension", length) == 0)
+ && (length >= 3)) {
+ if (argc != 3) {
+ argv[1] = "extension";
+ goto not3Args;
+ }
+ extension = TclGetExtension(argv[2]);
+
+ if (extension != NULL) {
+ Tcl_SetResult(interp, extension, TCL_VOLATILE);
+ }
+ goto done;
+ } else if ((c == 'p') && (strncmp(argv[1], "pathtype", length) == 0)) {
+ if (argc != 3) {
+ argv[1] = "pathtype";
+ goto not3Args;
+ }
+ switch (Tcl_GetPathType(argv[2])) {
+ case TCL_PATH_ABSOLUTE:
+ Tcl_SetResult(interp, "absolute", TCL_STATIC);
+ break;
+ case TCL_PATH_RELATIVE:
+ Tcl_SetResult(interp, "relative", TCL_STATIC);
+ break;
+ case TCL_PATH_VOLUME_RELATIVE:
+ Tcl_SetResult(interp, "volumerelative", TCL_STATIC);
+ break;
+ }
+ goto done;
+ } else if ((c == 's') && (strncmp(argv[1], "split", length) == 0)
+ && (length >= 2)) {
+ int pargc, i;
+ char **pargvList;
+
+ if (argc != 3) {
+ argv[1] = "split";
+ goto not3Args;
+ }
+
+ Tcl_SplitPath(argv[2], &pargc, &pargvList);
+ for (i = 0; i < pargc; i++) {
+ Tcl_AppendElement(interp, pargvList[i]);
+ }
+ ckfree((char *) pargvList);
+ goto done;
+ } else if ((c == 'j') && (strncmp(argv[1], "join", length) == 0)) {
+ Tcl_JoinPath(argc-2, argv+2, &buffer);
+ Tcl_DStringResult(interp, &buffer);
+ goto done;
+ }
+
+ /*
+ * Next, handle operations that can be satisfied with the "access"
+ * kernel call.
+ */
+
+ fileName = Tcl_TranslateFileName(interp, argv[2], &buffer);
+ if (fileName == NULL) {
+ result = TCL_ERROR;
+ goto done;
+ }
+ if ((c == 'r') && (strncmp(argv[1], "readable", length) == 0)
+ && (length >= 5)) {
+ if (argc != 3) {
+ argv[1] = "readable";
+ goto not3Args;
+ }
+ mode = R_OK;
+ checkAccess:
+ if (access(fileName, mode) == -1) {
+ interp->result = "0";
+ } else {
+ interp->result = "1";
+ }
+ goto done;
+ } else if ((c == 'w') && (strncmp(argv[1], "writable", length) == 0)) {
+ if (argc != 3) {
+ argv[1] = "writable";
+ goto not3Args;
+ }
+ mode = W_OK;
+ goto checkAccess;
+ } else if ((c == 'e') && (strncmp(argv[1], "executable", length) == 0)
+ && (length >= 3)) {
+ if (argc != 3) {
+ argv[1] = "executable";
+ goto not3Args;
+ }
+ mode = X_OK;
+ goto checkAccess;
+ } else if ((c == 'e') && (strncmp(argv[1], "exists", length) == 0)
+ && (length >= 3)) {
+ if (argc != 3) {
+ argv[1] = "exists";
+ goto not3Args;
+ }
+ mode = F_OK;
+ goto checkAccess;
+ }
+
+ /*
+ * Lastly, check stuff that requires the file to be stat-ed.
+ */
+
+ if ((c == 'a') && (strncmp(argv[1], "atime", length) == 0)) {
+ if (argc != 3) {
+ argv[1] = "atime";
+ goto not3Args;
+ }
+ if (stat(fileName, &statBuf) == -1) {
+ goto badStat;
+ }
+ sprintf(interp->result, "%ld", (long) statBuf.st_atime);
+ goto done;
+ } else if ((c == 'i') && (strncmp(argv[1], "isdirectory", length) == 0)
+ && (length >= 3)) {
+ if (argc != 3) {
+ argv[1] = "isdirectory";
+ goto not3Args;
+ }
+ statOp = 2;
+ } else if ((c == 'i') && (strncmp(argv[1], "isfile", length) == 0)
+ && (length >= 3)) {
+ if (argc != 3) {
+ argv[1] = "isfile";
+ goto not3Args;
+ }
+ statOp = 1;
+ } else if ((c == 'l') && (strncmp(argv[1], "lstat", length) == 0)) {
+ if (argc != 4) {
+ Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
+ " lstat name varName\"", (char *) NULL);
+ result = TCL_ERROR;
+ goto done;
+ }
+
+ if (lstat(fileName, &statBuf) == -1) {
+ Tcl_AppendResult(interp, "couldn't lstat \"", argv[2],
+ "\": ", Tcl_PosixError(interp), (char *) NULL);
+ result = TCL_ERROR;
+ goto done;
+ }
+ result = StoreStatData(interp, argv[3], &statBuf);
+ goto done;
+ } else if ((c == 'm') && (strncmp(argv[1], "mtime", length) == 0)) {
+ if (argc != 3) {
+ argv[1] = "mtime";
+ goto not3Args;
+ }
+ if (stat(fileName, &statBuf) == -1) {
+ goto badStat;
+ }
+ sprintf(interp->result, "%ld", (long) statBuf.st_mtime);
+ goto done;
+ } else if ((c == 'o') && (strncmp(argv[1], "owned", length) == 0)) {
+ if (argc != 3) {
+ argv[1] = "owned";
+ goto not3Args;
+ }
+ statOp = 0;
+ } else if ((c == 'r') && (strncmp(argv[1], "readlink", length) == 0)
+ && (length >= 5)) {
+ char linkValue[MAXPATHLEN+1];
+ int linkLength;
+
+ if (argc != 3) {
+ argv[1] = "readlink";
+ goto not3Args;
+ }
+
+ /*
+ * If S_IFLNK isn't defined it means that the machine doesn't
+ * support symbolic links, so the file can't possibly be a
+ * symbolic link. Generate an EINVAL error, which is what
+ * happens on machines that do support symbolic links when
+ * you invoke readlink on a file that isn't a symbolic link.
+ */
+
+#ifndef S_IFLNK
+ linkLength = -1;
+ errno = EINVAL;
+#else
+ linkLength = readlink(fileName, linkValue, sizeof(linkValue) - 1);
+#endif /* S_IFLNK */
+ if (linkLength == -1) {
+ Tcl_AppendResult(interp, "couldn't readlink \"", argv[2],
+ "\": ", Tcl_PosixError(interp), (char *) NULL);
+ result = TCL_ERROR;
+ goto done;
+ }
+ linkValue[linkLength] = 0;
+ Tcl_SetResult(interp, linkValue, TCL_VOLATILE);
+ goto done;
+ } else if ((c == 's') && (strncmp(argv[1], "size", length) == 0)
+ && (length >= 2)) {
+ if (argc != 3) {
+ argv[1] = "size";
+ goto not3Args;
+ }
+ if (stat(fileName, &statBuf) == -1) {
+ goto badStat;
+ }
+ sprintf(interp->result, "%lu", (unsigned long) statBuf.st_size);
+ goto done;
+ } else if ((c == 's') && (strncmp(argv[1], "stat", length) == 0)
+ && (length >= 2)) {
+ if (argc != 4) {
+ Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
+ " stat name varName\"", (char *) NULL);
+ result = TCL_ERROR;
+ goto done;
+ }
+
+ if (stat(fileName, &statBuf) == -1) {
+ badStat:
+ Tcl_AppendResult(interp, "couldn't stat \"", argv[2],
+ "\": ", Tcl_PosixError(interp), (char *) NULL);
+ result = TCL_ERROR;
+ goto done;
+ }
+ result = StoreStatData(interp, argv[3], &statBuf);
+ goto done;
+ } else if ((c == 't') && (strncmp(argv[1], "type", length) == 0)
+ && (length >= 2)) {
+ if (argc != 3) {
+ argv[1] = "type";
+ goto not3Args;
+ }
+ if (lstat(fileName, &statBuf) == -1) {
+ goto badStat;
+ }
+ interp->result = GetTypeFromMode((int) statBuf.st_mode);
+ goto done;
+ } else {
+ Tcl_AppendResult(interp, "bad option \"", argv[1],
+ "\": should be atime, dirname, executable, exists, ",
+ "extension, isdirectory, isfile, join, ",
+ "lstat, mtime, owned, pathtype, readable, readlink, ",
+ "root, size, split, stat, tail, type, ",
+ "or writable",
+ (char *) NULL);
+ result = TCL_ERROR;
+ goto done;
+ }
+ if (stat(fileName, &statBuf) == -1) {
+ interp->result = "0";
+ goto done;
+ }
+ switch (statOp) {
+ case 0:
+ /*
+ * For Windows and Macintosh, there are no user ids
+ * associated with a file, so we always return 1.
+ */
+
+#if (defined(__WIN32__) || defined(MAC_TCL))
+ mode = 1;
+#else
+ mode = (geteuid() == statBuf.st_uid);
+#endif
+ break;
+ case 1:
+ mode = S_ISREG(statBuf.st_mode);
+ break;
+ case 2:
+ mode = S_ISDIR(statBuf.st_mode);
+ break;
+ }
+ if (mode) {
+ interp->result = "1";
+ } else {
+ interp->result = "0";
+ }
+
+ done:
+ Tcl_DStringFree(&buffer);
+ return result;
+
+ not3Args:
+ Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
+ " ", argv[1], " name\"", (char *) NULL);
+ result = TCL_ERROR;
+ goto done;
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * StoreStatData --
+ *
+ * This is a utility procedure that breaks out the fields of a
+ * "stat" structure and stores them in textual form into the
+ * elements of an associative array.
+ *
+ * Results:
+ * Returns a standard Tcl return value. If an error occurs then
+ * a message is left in interp->result.
+ *
+ * Side effects:
+ * Elements of the associative array given by "varName" are modified.
+ *
+ *----------------------------------------------------------------------
+ */
+
+static int
+StoreStatData(interp, varName, statPtr)
+ Tcl_Interp *interp; /* Interpreter for error reports. */
+ char *varName; /* Name of associative array variable
+ * in which to store stat results. */
+ struct stat *statPtr; /* Pointer to buffer containing
+ * stat data to store in varName. */
+{
+ char string[30];
+
+ sprintf(string, "%ld", (long) statPtr->st_dev);
+ if (Tcl_SetVar2(interp, varName, "dev", string, TCL_LEAVE_ERR_MSG)
+ == NULL) {
+ return TCL_ERROR;
+ }
+ sprintf(string, "%ld", (long) statPtr->st_ino);
+ if (Tcl_SetVar2(interp, varName, "ino", string, TCL_LEAVE_ERR_MSG)
+ == NULL) {
+ return TCL_ERROR;
+ }
+ sprintf(string, "%ld", (long) statPtr->st_mode);
+ if (Tcl_SetVar2(interp, varName, "mode", string, TCL_LEAVE_ERR_MSG)
+ == NULL) {
+ return TCL_ERROR;
+ }
+ sprintf(string, "%ld", (long) statPtr->st_nlink);
+ if (Tcl_SetVar2(interp, varName, "nlink", string, TCL_LEAVE_ERR_MSG)
+ == NULL) {
+ return TCL_ERROR;
+ }
+ sprintf(string, "%ld", (long) statPtr->st_uid);
+ if (Tcl_SetVar2(interp, varName, "uid", string, TCL_LEAVE_ERR_MSG)
+ == NULL) {
+ return TCL_ERROR;
+ }
+ sprintf(string, "%ld", (long) statPtr->st_gid);
+ if (Tcl_SetVar2(interp, varName, "gid", string, TCL_LEAVE_ERR_MSG)
+ == NULL) {
+ return TCL_ERROR;
+ }
+ sprintf(string, "%lu", (unsigned long) statPtr->st_size);
+ if (Tcl_SetVar2(interp, varName, "size", string, TCL_LEAVE_ERR_MSG)
+ == NULL) {
+ return TCL_ERROR;
+ }
+ sprintf(string, "%ld", (long) statPtr->st_atime);
+ if (Tcl_SetVar2(interp, varName, "atime", string, TCL_LEAVE_ERR_MSG)
+ == NULL) {
+ return TCL_ERROR;
+ }
+ sprintf(string, "%ld", (long) statPtr->st_mtime);
+ if (Tcl_SetVar2(interp, varName, "mtime", string, TCL_LEAVE_ERR_MSG)
+ == NULL) {
+ return TCL_ERROR;
+ }
+ sprintf(string, "%ld", (long) statPtr->st_ctime);
+ if (Tcl_SetVar2(interp, varName, "ctime", string, TCL_LEAVE_ERR_MSG)
+ == NULL) {
+ return TCL_ERROR;
+ }
+ if (Tcl_SetVar2(interp, varName, "type",
+ GetTypeFromMode((int) statPtr->st_mode), TCL_LEAVE_ERR_MSG) == NULL) {
+ return TCL_ERROR;
+ }
+ return TCL_OK;
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * GetTypeFromMode --
+ *
+ * Given a mode word, returns a string identifying the type of a
+ * file.
+ *
+ * Results:
+ * A static text string giving the file type from mode.
+ *
+ * Side effects:
+ * None.
+ *
+ *----------------------------------------------------------------------
+ */
+
+static char *
+GetTypeFromMode(mode)
+ int mode;
+{
+ if (S_ISREG(mode)) {
+ return "file";
+ } else if (S_ISDIR(mode)) {
+ return "directory";
+ } else if (S_ISCHR(mode)) {
+ return "characterSpecial";
+ } else if (S_ISBLK(mode)) {
+ return "blockSpecial";
+ } else if (S_ISFIFO(mode)) {
+ return "fifo";
+ } else if (S_ISLNK(mode)) {
+ return "link";
+ } else if (S_ISSOCK(mode)) {
+ return "socket";
+ }
+ return "unknown";
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * Tcl_ForCmd --
+ *
+ * This procedure is invoked to process the "for" Tcl command.
+ * See the user documentation for details on what it does.
+ *
+ * Results:
+ * A standard Tcl result.
+ *
+ * Side effects:
+ * See the user documentation.
+ *
+ *----------------------------------------------------------------------
+ */
+
+ /* ARGSUSED */
+int
+Tcl_ForCmd(dummy, interp, argc, argv)
+ ClientData dummy; /* Not used. */
+ Tcl_Interp *interp; /* Current interpreter. */
+ int argc; /* Number of arguments. */
+ char **argv; /* Argument strings. */
+{
+ int result, value;
+
+ if (argc != 5) {
+ Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
+ " start test next command\"", (char *) NULL);
+ return TCL_ERROR;
+ }
+
+ result = Tcl_Eval(interp, argv[1]);
+ if (result != TCL_OK) {
+ if (result == TCL_ERROR) {
+ Tcl_AddErrorInfo(interp, "\n (\"for\" initial command)");
+ }
+ return result;
+ }
+ while (1) {
+ result = Tcl_ExprBoolean(interp, argv[2], &value);
+ if (result != TCL_OK) {
+ return result;
+ }
+ if (!value) {
+ break;
+ }
+ result = Tcl_Eval(interp, argv[4]);
+ if ((result != TCL_OK) && (result != TCL_CONTINUE)) {
+ if (result == TCL_ERROR) {
+ char msg[60];
+ sprintf(msg, "\n (\"for\" body line %d)", interp->errorLine);
+ Tcl_AddErrorInfo(interp, msg);
+ }
+ break;
+ }
+ result = Tcl_Eval(interp, argv[3]);
+ if (result == TCL_BREAK) {
+ break;
+ } else if (result != TCL_OK) {
+ if (result == TCL_ERROR) {
+ Tcl_AddErrorInfo(interp, "\n (\"for\" loop-end command)");
+ }
+ return result;
+ }
+ }
+ if (result == TCL_BREAK) {
+ result = TCL_OK;
+ }
+ if (result == TCL_OK) {
+ Tcl_ResetResult(interp);
+ }
+ return result;
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * Tcl_ForeachCmd --
+ *
+ * This procedure is invoked to process the "foreach" Tcl command.
+ * See the user documentation for details on what it does.
+ *
+ * Results:
+ * A standard Tcl result.
+ *
+ * Side effects:
+ * See the user documentation.
+ *
+ *----------------------------------------------------------------------
+ */
+
+ /* ARGSUSED */
+int
+Tcl_ForeachCmd(dummy, interp, argc, argv)
+ ClientData dummy; /* Not used. */
+ Tcl_Interp *interp; /* Current interpreter. */
+ int argc; /* Number of arguments. */
+ char **argv; /* Argument strings. */
+{
+ int result = TCL_OK;
+ int i; /* i selects a value list */
+ int j, maxj; /* Number of loop iterations */
+ int v; /* v selects a loop variable */
+ int numLists; /* Count of value lists */
+#define STATIC_SIZE 4
+ int indexArray[STATIC_SIZE]; /* Array of value list indices */
+ int varcListArray[STATIC_SIZE]; /* Number of loop variables per list */
+ char **varvListArray[STATIC_SIZE]; /* Array of variable name lists */
+ int argcListArray[STATIC_SIZE]; /* Array of value list sizes */
+ char **argvListArray[STATIC_SIZE]; /* Array of value lists */
+
+ int *index = indexArray;
+ int *varcList = varcListArray;
+ char ***varvList = varvListArray;
+ int *argcList = argcListArray;
+ char ***argvList = argvListArray;
+
+ if (argc < 4 || (argc%2 != 0)) {
+ Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
+ " varList list ?varList list ...? command\"", (char *) NULL);
+ return TCL_ERROR;
+ }
+
+ /*
+ * Manage numList parallel value lists.
+ * argvList[i] is a value list counted by argcList[i]
+ * varvList[i] is the list of variables associated with the value list
+ * varcList[i] is the number of variables associated with the value list
+ * index[i] is the current pointer into the value list argvList[i]
+ */
+
+ numLists = (argc-2)/2;
+ if (numLists > STATIC_SIZE) {
+ index = (int *) ckalloc(numLists * sizeof(int));
+ varcList = (int *) ckalloc(numLists * sizeof(int));
+ varvList = (char ***) ckalloc(numLists * sizeof(char **));
+ argcList = (int *) ckalloc(numLists * sizeof(int));
+ argvList = (char ***) ckalloc(numLists * sizeof(char **));
+ }
+ for (i=0 ; i<numLists ; i++) {
+ index[i] = 0;
+ varcList[i] = 0;
+ varvList[i] = (char **)NULL;
+ argcList[i] = 0;
+ argvList[i] = (char **)NULL;
+ }
+
+ /*
+ * Break up the value lists and variable lists into elements
+ */
+
+ maxj = 0;
+ for (i=0 ; i<numLists ; i++) {
+ result = Tcl_SplitList(interp, argv[1+i*2], &varcList[i], &varvList[i]);
+ if (result != TCL_OK) {
+ goto errorReturn;
+ }
+ result = Tcl_SplitList(interp, argv[2+i*2], &argcList[i], &argvList[i]);
+ if (result != TCL_OK) {
+ goto errorReturn;
+ }
+ j = argcList[i] / varcList[i];
+ if ((argcList[i] % varcList[i]) != 0) {
+ j++;
+ }
+ if (j > maxj) {
+ maxj = j;
+ }
+ }
+
+ /*
+ * Iterate maxj times through the lists in parallel
+ * If some value lists run out of values, set loop vars to ""
+ */
+ for (j = 0; j < maxj; j++) {
+ for (i=0 ; i<numLists ; i++) {
+ for (v=0 ; v<varcList[i] ; v++) {
+ int k = index[i]++;
+ char *value = "";
+ if (k < argcList[i]) {
+ value = argvList[i][k];
+ }
+ if (Tcl_SetVar(interp, varvList[i][v], value, 0) == NULL) {
+ Tcl_AppendResult(interp, "couldn't set loop variable: \"",
+ varvList[i][v], "\"", (char *)NULL);
+ result = TCL_ERROR;
+ goto errorReturn;
+ }
+ }
+ }
+
+ result = Tcl_Eval(interp, argv[argc-1]);
+ if (result != TCL_OK) {
+ if (result == TCL_CONTINUE) {
+ result = TCL_OK;
+ } else if (result == TCL_BREAK) {
+ result = TCL_OK;
+ break;
+ } else if (result == TCL_ERROR) {
+ char msg[100];
+ sprintf(msg, "\n (\"foreach\" body line %d)",
+ interp->errorLine);
+ Tcl_AddErrorInfo(interp, msg);
+ break;
+ } else {
+ break;
+ }
+ }
+ }
+ if (result == TCL_OK) {
+ Tcl_ResetResult(interp);
+ }
+errorReturn:
+ for (i=0 ; i<numLists ; i++) {
+ if (argvList[i] != (char **)NULL) {
+ ckfree((char *) argvList[i]);
+ }
+ if (varvList[i] != (char **)NULL) {
+ ckfree((char *) varvList[i]);
+ }
+ }
+ if (numLists > STATIC_SIZE) {
+ ckfree((char *) index);
+ ckfree((char *) varcList);
+ ckfree((char *) argcList);
+ ckfree((char *) varvList);
+ ckfree((char *) argvList);
+ }
+#undef STATIC_SIZE
+ return result;
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * Tcl_FormatCmd --
+ *
+ * This procedure is invoked to process the "format" Tcl command.
+ * See the user documentation for details on what it does.
+ *
+ * Results:
+ * A standard Tcl result.
+ *
+ * Side effects:
+ * See the user documentation.
+ *
+ *----------------------------------------------------------------------
+ */
+
+ /* ARGSUSED */
+int
+Tcl_FormatCmd(dummy, interp, argc, argv)
+ ClientData dummy; /* Not used. */
+ Tcl_Interp *interp; /* Current interpreter. */
+ int argc; /* Number of arguments. */
+ char **argv; /* Argument strings. */
+{
+ register char *format; /* Used to read characters from the format
+ * string. */
+ char newFormat[40]; /* A new format specifier is generated here. */
+ int width; /* Field width from field specifier, or 0 if
+ * no width given. */
+ int precision; /* Field precision from field specifier, or 0
+ * if no precision given. */
+ int size; /* Number of bytes needed for result of
+ * conversion, based on type of conversion
+ * ("e", "s", etc.), width, and precision. */
+ int intValue; /* Used to hold value to pass to sprintf, if
+ * it's a one-word integer or char value */
+ char *ptrValue = NULL; /* Used to hold value to pass to sprintf, if
+ * it's a one-word value. */
+ double doubleValue; /* Used to hold value to pass to sprintf if
+ * it's a double value. */
+ int whichValue; /* Indicates which of intValue, ptrValue,
+ * or doubleValue has the value to pass to
+ * sprintf, according to the following
+ * definitions: */
+# define INT_VALUE 0
+# define PTR_VALUE 1
+# define DOUBLE_VALUE 2
+ char *dst = interp->result; /* Where result is stored. Starts off at
+ * interp->resultSpace, but may get dynamically
+ * re-allocated if this isn't enough. */
+ int dstSize = 0; /* Number of non-null characters currently
+ * stored at dst. */
+ int dstSpace = TCL_RESULT_SIZE;
+ /* Total amount of storage space available
+ * in dst (not including null terminator. */
+ int noPercent; /* Special case for speed: indicates there's
+ * no field specifier, just a string to copy. */
+ int argIndex; /* Index of argument to substitute next. */
+ int gotXpg = 0; /* Non-zero means that an XPG3 %n$-style
+ * specifier has been seen. */
+ int gotSequential = 0; /* Non-zero means that a regular sequential
+ * (non-XPG3) conversion specifier has been
+ * seen. */
+ int useShort; /* Value to be printed is short (half word). */
+ char *end; /* Used to locate end of numerical fields. */
+
+ /*
+ * This procedure is a bit nasty. The goal is to use sprintf to
+ * do most of the dirty work. There are several problems:
+ * 1. this procedure can't trust its arguments.
+ * 2. we must be able to provide a large enough result area to hold
+ * whatever's generated. This is hard to estimate.
+ * 2. there's no way to move the arguments from argv to the call
+ * to sprintf in a reasonable way. This is particularly nasty
+ * because some of the arguments may be two-word values (doubles).
+ * So, what happens here is to scan the format string one % group
+ * at a time, making many individual calls to sprintf.
+ */
+
+ if (argc < 2) {
+ Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
+ " formatString ?arg arg ...?\"", (char *) NULL);
+ return TCL_ERROR;
+ }
+ argIndex = 2;
+ for (format = argv[1]; *format != 0; ) {
+ register char *newPtr = newFormat;
+
+ width = precision = noPercent = useShort = 0;
+ whichValue = PTR_VALUE;
+
+ /*
+ * Get rid of any characters before the next field specifier.
+ */
+
+ if (*format != '%') {
+ register char *p;
+
+ ptrValue = p = format;
+ while ((*format != '%') && (*format != 0)) {
+ *p = *format;
+ p++;
+ format++;
+ }
+ size = p - ptrValue;
+ noPercent = 1;
+ goto doField;
+ }
+
+ if (format[1] == '%') {
+ ptrValue = format;
+ size = 1;
+ noPercent = 1;
+ format += 2;
+ goto doField;
+ }
+
+ /*
+ * Parse off a field specifier, compute how many characters
+ * will be needed to store the result, and substitute for
+ * "*" size specifiers.
+ */
+
+ *newPtr = '%';
+ newPtr++;
+ format++;
+ if (isdigit(UCHAR(*format))) {
+ int tmp;
+
+ /*
+ * Check for an XPG3-style %n$ specification. Note: there
+ * must not be a mixture of XPG3 specs and non-XPG3 specs
+ * in the same format string.
+ */
+
+ tmp = strtoul(format, &end, 10);
+ if (*end != '$') {
+ goto notXpg;
+ }
+ format = end+1;
+ gotXpg = 1;
+ if (gotSequential) {
+ goto mixedXPG;
+ }
+ argIndex = tmp+1;
+ if ((argIndex < 2) || (argIndex >= argc)) {
+ goto badIndex;
+ }
+ goto xpgCheckDone;
+ }
+
+ notXpg:
+ gotSequential = 1;
+ if (gotXpg) {
+ goto mixedXPG;
+ }
+
+ xpgCheckDone:
+ while ((*format == '-') || (*format == '#') || (*format == '0')
+ || (*format == ' ') || (*format == '+')) {
+ *newPtr = *format;
+ newPtr++;
+ format++;
+ }
+ if (isdigit(UCHAR(*format))) {
+ width = strtoul(format, &end, 10);
+ format = end;
+ } else if (*format == '*') {
+ if (argIndex >= argc) {
+ goto badIndex;
+ }
+ if (Tcl_GetInt(interp, argv[argIndex], &width) != TCL_OK) {
+ goto fmtError;
+ }
+ argIndex++;
+ format++;
+ }
+ if (width > 1000) {
+ /*
+ * Don't allow arbitrarily large widths: could cause core
+ * dump when we try to allocate a zillion bytes of memory
+ * below.
+ */
+
+ width = 1000;
+ } else if (width < 0) {
+ width = 0;
+ }
+ if (width != 0) {
+ sprintf(newPtr, "%d", width);
+ while (*newPtr != 0) {
+ newPtr++;
+ }
+ }
+ if (*format == '.') {
+ *newPtr = '.';
+ newPtr++;
+ format++;
+ }
+ if (isdigit(UCHAR(*format))) {
+ precision = strtoul(format, &end, 10);
+ format = end;
+ } else if (*format == '*') {
+ if (argIndex >= argc) {
+ goto badIndex;
+ }
+ if (Tcl_GetInt(interp, argv[argIndex], &precision) != TCL_OK) {
+ goto fmtError;
+ }
+ argIndex++;
+ format++;
+ }
+ if (precision != 0) {
+ sprintf(newPtr, "%d", precision);
+ while (*newPtr != 0) {
+ newPtr++;
+ }
+ }
+ if (*format == 'l') {
+ format++;
+ } else if (*format == 'h') {
+ useShort = 1;
+ *newPtr = 'h';
+ newPtr++;
+ format++;
+ }
+ *newPtr = *format;
+ newPtr++;
+ *newPtr = 0;
+ if (argIndex >= argc) {
+ goto badIndex;
+ }
+ switch (*format) {
+ case 'i':
+ newPtr[-1] = 'd';
+ case 'd':
+ case 'o':
+ case 'u':
+ case 'x':
+ case 'X':
+ if (Tcl_GetInt(interp, argv[argIndex], (int *) &intValue)
+ != TCL_OK) {
+ goto fmtError;
+ }
+ whichValue = INT_VALUE;
+ size = 40 + precision;
+ break;
+ case 's':
+ ptrValue = argv[argIndex];
+ size = strlen(argv[argIndex]);
+ break;
+ case 'c':
+ if (Tcl_GetInt(interp, argv[argIndex], (int *) &intValue)
+ != TCL_OK) {
+ goto fmtError;
+ }
+ whichValue = INT_VALUE;
+ size = 1;
+ break;
+ case 'e':
+ case 'E':
+ case 'f':
+ case 'g':
+ case 'G':
+ if (Tcl_GetDouble(interp, argv[argIndex], &doubleValue)
+ != TCL_OK) {
+ goto fmtError;
+ }
+ whichValue = DOUBLE_VALUE;
+ size = 320;
+ if (precision > 10) {
+ size += precision;
+ }
+ break;
+ case 0:
+ interp->result =
+ "format string ended in middle of field specifier";
+ goto fmtError;
+ default:
+ sprintf(interp->result, "bad field specifier \"%c\"", *format);
+ goto fmtError;
+ }
+ argIndex++;
+ format++;
+
+ /*
+ * Make sure that there's enough space to hold the formatted
+ * result, then format it.
+ */
+
+ doField:
+ if (width > size) {
+ size = width;
+ }
+ if ((dstSize + size) > dstSpace) {
+ char *newDst;
+ int newSpace;
+
+ newSpace = 2*(dstSize + size);
+ newDst = (char *) ckalloc((unsigned) newSpace+1);
+ if (dstSize != 0) {
+ memcpy((VOID *) newDst, (VOID *) dst, (size_t) dstSize);
+ }
+ if (dstSpace != TCL_RESULT_SIZE) {
+ ckfree(dst);
+ }
+ dst = newDst;
+ dstSpace = newSpace;
+ }
+ if (noPercent) {
+ memcpy((VOID *) (dst+dstSize), (VOID *) ptrValue, (size_t) size);
+ dstSize += size;
+ dst[dstSize] = 0;
+ } else {
+ if (whichValue == DOUBLE_VALUE) {
+ sprintf(dst+dstSize, newFormat, doubleValue);
+ } else if (whichValue == INT_VALUE) {
+ if (useShort) {
+ sprintf(dst+dstSize, newFormat, (short) intValue);
+ } else {
+ sprintf(dst+dstSize, newFormat, intValue);
+ }
+ } else {
+ sprintf(dst+dstSize, newFormat, ptrValue);
+ }
+ dstSize += strlen(dst+dstSize);
+ }
+ }
+
+ interp->result = dst;
+ if (dstSpace != TCL_RESULT_SIZE) {
+ interp->freeProc = TCL_DYNAMIC;
+ } else {
+ interp->freeProc = 0;
+ }
+ return TCL_OK;
+
+ mixedXPG:
+ interp->result = "cannot mix \"%\" and \"%n$\" conversion specifiers";
+ goto fmtError;
+
+ badIndex:
+ if (gotXpg) {
+ interp->result = "\"%n$\" argument index out of range";
+ } else {
+ interp->result = "not enough arguments for all format specifiers";
+ }
+
+ fmtError:
+ if (dstSpace != TCL_RESULT_SIZE) {
+ ckfree(dst);
+ }
+ return TCL_ERROR;
+}
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