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/*
* tclUnixFile.c --
*
* This file contains wrappers around UNIX file handling functions.
* These wrappers mask differences between Windows and UNIX.
*
* Copyright (c) 1995-1998 Sun Microsystems, Inc.
*
* See the file "license.terms" for information on usage and redistribution
* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
* RCS: @(#) $Id: tclUnixFile.c,v 1.1.2.2 1998/09/24 23:59:45 stanton Exp $
*/
#include "tclInt.h"
#include "tclPort.h"
/*
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/*
* tclUnixFile.c --
*
* This file contains wrappers around UNIX file handling functions.
* These wrappers mask differences between Windows and UNIX.
*
* Copyright (c) 1995-1998 Sun Microsystems, Inc.
*
* See the file "license.terms" for information on usage and redistribution
* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
* RCS: @(#) $Id: tclUnixFile.c,v 1.1.2.3 1998/09/28 20:24:20 stanton Exp $
*/
#include "tclInt.h"
#include "tclPort.h"
/*
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if (p != name) {
Tcl_DStringAppend(&buffer, name, p - name);
if (p[-1] != '/') {
Tcl_DStringAppend(&buffer, "/", 1);
}
}
name = Tcl_DStringAppend(&buffer, argv0, -1);
if ((TclAccess(name, X_OK) == 0) /* INTL: Native. */
&& (TclStat(name, &statBuf) == 0) /* INTL: Native. */
&& S_ISREG(statBuf.st_mode)) {
goto gotName;
}
if (*p == '\0') {
break;
} else if (*(p+1) == 0) {
p = "./";
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if (p != name) {
Tcl_DStringAppend(&buffer, name, p - name);
if (p[-1] != '/') {
Tcl_DStringAppend(&buffer, "/", 1);
}
}
name = Tcl_DStringAppend(&buffer, argv0, -1);
/*
* INTL: The following calls to access() and stat() should not be
* converted to Tclp routines because they need to operate on native
* strings directly.
*/
if ((access(name, X_OK) == 0) /* INTL: Native. */
&& (stat(name, &statBuf) == 0) /* INTL: Native. */
&& S_ISREG(statBuf.st_mode)) {
goto gotName;
}
if (*p == '\0') {
break;
} else if (*(p+1) == 0) {
p = "./";
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* automatically. Keep the "" for use in generating file names,
* otherwise "glob foo.c" would return "./foo.c".
*/
if (Tcl_DStringLength(dirPtr) == 0) {
dirName = ".";
} else {
dirName = dirPtr->string;
}
native = Tcl_UtfToExternalDString(NULL, dirName, -1, &ds);
if ((TclStat(native, &statBuf) != 0) /* INTL: Native. */
Tcl_DStringFree(&ds);
savedChar = dirPtr->string[baseLength-1];
if (savedChar == '/') {
dirPtr->string[baseLength-1] = '\0';
}
}
Tcl_AppendResult(interp, "couldn't read directory \"",
dirPtr->string, "\": ", Tcl_PosixError(interp), (char *) NULL);
if (baseLength > 0) {
dirPtr->string[baseLength-1] = savedChar;
}
return TCL_ERROR;
}
/*
* Clean up the end of the pattern and the tail pointer. Leave
* the tail pointing to the first character after the path separator
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* automatically. Keep the "" for use in generating file names,
* otherwise "glob foo.c" would return "./foo.c".
*/
if (Tcl_DStringLength(dirPtr) == 0) {
dirName = ".";
} else {
dirName = Tcl_DStringValue(dirPtr);
}
if ((TclStat(dirName, &statBuf) != 0) /* INTL: Native. */
|| !S_ISDIR(statBuf.st_mode)) {
return TCL_OK;
}
/*
* Check to see if the pattern needs to compare with hidden files.
*/
if ((pattern[0] == '.')
|| ((pattern[0] == '\\') && (pattern[1] == '.'))) {
matchHidden = 1;
} else {
matchHidden = 0;
}
/*
* Now open the directory for reading and iterate over the contents.
*/
native = Tcl_UtfToExternalDString(NULL, dirName, -1, &ds);
d = opendir(native); /* INTL: Native. */
Tcl_DStringFree(&ds);
if (d == NULL) {
Tcl_ResetResult(interp);
/*
* Strip off a trailing '/' if necessary, before reporting the error.
*/
if (baseLength > 0) {
savedChar = (Tcl_DStringValue(dirPtr))[baseLength-1];
if (savedChar == '/') {
(Tcl_DStringValue(dirPtr))[baseLength-1] = '\0';
}
}
Tcl_AppendResult(interp, "couldn't read directory \"",
Tcl_DStringValue(dirPtr), "\": ",
Tcl_PosixError(interp), (char *) NULL);
if (baseLength > 0) {
(Tcl_DStringValue(dirPtr))[baseLength-1] = savedChar;
}
return TCL_ERROR;
}
/*
* Clean up the end of the pattern and the tail pointer. Leave
* the tail pointing to the first character after the path separator
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utf = Tcl_ExternalToUtfDString(NULL, entryPtr->d_name, -1, &ds);
if (Tcl_StringMatch(utf, pattern) != 0) {
Tcl_DStringSetLength(dirPtr, baseLength);
Tcl_DStringAppend(dirPtr, utf, -1);
if (tail == NULL) {
Tcl_AppendElement(interp, Tcl_DStringValue(dirPtr));
} else if ((TclStat(Tcl_DStringValue(dirPtr), &statBuf) == 0)
Tcl_AppendElement(interp, dirPtr->string);
} else if ((TclStat(dirPtr->string, &statBuf) == 0)
&& S_ISDIR(statBuf.st_mode)) {
Tcl_DStringAppend(dirPtr, "/", 1);
result = TclDoGlob(interp, separators, dirPtr, tail);
if (result != TCL_OK) {
Tcl_DStringFree(&ds);
break;
}
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utf = Tcl_ExternalToUtfDString(NULL, entryPtr->d_name, -1, &ds);
if (Tcl_StringMatch(utf, pattern) != 0) {
Tcl_DStringSetLength(dirPtr, baseLength);
Tcl_DStringAppend(dirPtr, utf, -1);
if (tail == NULL) {
Tcl_AppendElement(interp, Tcl_DStringValue(dirPtr));
} else if ((TclStat(Tcl_DStringValue(dirPtr), &statBuf) == 0)
Tcl_AppendElement(interp, Tcl_DStringValue(dirPtr));
} else if ((TclStat(Tcl_DStringValue(dirPtr), &statBuf) == 0)
&& S_ISDIR(statBuf.st_mode)) {
Tcl_DStringAppend(dirPtr, "/", 1);
result = TclDoGlob(interp, separators, dirPtr, tail);
if (result != TCL_OK) {
Tcl_DStringFree(&ds);
break;
}
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