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authorjan.nijtmans <nijtmans@users.sourceforge.net>2013-06-27 08:51:40 (GMT)
committerjan.nijtmans <nijtmans@users.sourceforge.net>2013-06-27 08:51:40 (GMT)
commita57835e07ae4443feed31888c2fdb0e44b2748e0 (patch)
tree2c1d8823641ac1cbfdcaa8903f19a41088956f9c
parentd8e108cc4748d02d928366cc07447b2e738e796b (diff)
parentc515a5da53a5c61527c77bfd7c062c02b66af1e2 (diff)
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Bug [9b2e636361]: Tcl_CreateInterp() needs initialized encodings.
-rw-r--r--ChangeLog5
-rw-r--r--generic/tcl.h2
-rw-r--r--generic/tclConfig.c103
-rw-r--r--generic/tclMain.c4
4 files changed, 66 insertions, 48 deletions
diff --git a/ChangeLog b/ChangeLog
index 691db2d..edc8a40 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2013-06-27 Jan Nijtmans <nijtmans@users.sf.net>
+
+ * generic/tclConfig.c: Bug [9b2e636361]: Tcl_CreateInterp() needs initialized
+ * generic/tclMain.c: encodings.
+
2013-06-18 Jan Nijtmans <nijtmans@users.sf.net>
* generic/tclEvent.c: Bug [3611974]: InitSubsystems multiple thread issue.
diff --git a/generic/tcl.h b/generic/tcl.h
index d47e931..a833218 100644
--- a/generic/tcl.h
+++ b/generic/tcl.h
@@ -2417,7 +2417,7 @@ const char * TclTomMathInitializeStubs(Tcl_Interp *interp,
*/
#define Tcl_Main(argc, argv, proc) Tcl_MainEx(argc, argv, proc, \
- (Tcl_FindExecutable(argv[0]), (Tcl_CreateInterp)()))
+ ((Tcl_CreateInterp)()))
EXTERN void Tcl_MainEx(int argc, char **argv,
Tcl_AppInitProc *appInitProc, Tcl_Interp *interp);
EXTERN const char * Tcl_PkgInitStubsCheck(Tcl_Interp *interp,
diff --git a/generic/tclConfig.c b/generic/tclConfig.c
index 1d84cac..e5acf5e 100644
--- a/generic/tclConfig.c
+++ b/generic/tclConfig.c
@@ -26,14 +26,15 @@
#define ASSOC_KEY "tclPackageAboutDict"
/*
- * A ClientData struct for the QueryConfig command. Store the two bits
+ * A ClientData struct for the QueryConfig command. Store the three bits
* of data we need; the package name for which we store a config dict,
- * and the (Tcl_Interp *) in which it is stored.
+ * the (Tcl_Interp *) in which it is stored, and the encoding.
*/
typedef struct QCCD {
Tcl_Obj *pkg;
Tcl_Interp *interp;
+ char *encoding;
} QCCD;
/*
@@ -75,17 +76,23 @@ Tcl_RegisterConfig(
const char *valEncoding) /* Name of the encoding used to store the
* configuration values, ASCII, thus UTF-8. */
{
+ Tcl_Obj *pDB, *pkgDict;
Tcl_DString cmdName;
const Tcl_Config *cfg;
- Tcl_Encoding venc = Tcl_GetEncoding(NULL, valEncoding);
QCCD *cdPtr = ckalloc(sizeof(QCCD));
cdPtr->interp = interp;
+ if (valEncoding) {
+ cdPtr->encoding = ckalloc(strlen(valEncoding)+1);
+ strcpy(cdPtr->encoding, valEncoding);
+ } else {
+ cdPtr->encoding = NULL;
+ }
cdPtr->pkg = Tcl_NewStringObj(pkgName, -1);
/*
* Phase I: Adding the provided information to the internal database of
- * package meta data. Only if we have an ok encoding.
+ * package meta data.
*
* Phase II: Create a command for querying this database, specific to the
* package registering its configuration. This is the approved interface
@@ -103,51 +110,35 @@ Tcl_RegisterConfig(
* dictionaries visible at Tcl level. I.e. they are not filled
*/
- if (venc != NULL) {
- Tcl_Obj *pkgDict, *pDB = GetConfigDict(interp);
-
- /*
- * Retrieve package specific configuration...
- */
-
- if (Tcl_DictObjGet(interp, pDB, cdPtr->pkg, &pkgDict) != TCL_OK
- || (pkgDict == NULL)) {
- pkgDict = Tcl_NewDictObj();
- } else if (Tcl_IsShared(pkgDict)) {
- pkgDict = Tcl_DuplicateObj(pkgDict);
- }
-
- /*
- * Extend the package configuration...
- */
-
- for (cfg=configuration ; cfg->key!=NULL && cfg->key[0]!='\0' ; cfg++) {
- Tcl_DString conv;
- const char *convValue =
- Tcl_ExternalToUtfDString(venc, cfg->value, -1, &conv);
+ pDB = GetConfigDict(interp);
- /*
- * We know that the keys are in ASCII/UTF-8, so for them is no
- * conversion required.
- */
+ /*
+ * Retrieve package specific configuration...
+ */
- Tcl_DictObjPut(interp, pkgDict, Tcl_NewStringObj(cfg->key, -1),
- Tcl_NewStringObj(convValue, -1));
- Tcl_DStringFree(&conv);
- }
+ if (Tcl_DictObjGet(interp, pDB, cdPtr->pkg, &pkgDict) != TCL_OK
+ || (pkgDict == NULL)) {
+ pkgDict = Tcl_NewDictObj();
+ } else if (Tcl_IsShared(pkgDict)) {
+ pkgDict = Tcl_DuplicateObj(pkgDict);
+ }
- /*
- * We're now done with the encoding, so drop it.
- */
+ /*
+ * Extend the package configuration...
+ * We cannot assume that the encodings are initialized, therefore
+ * store the value as-is in a byte array. See Bug [9b2e636361].
+ */
- Tcl_FreeEncoding(venc);
+ for (cfg=configuration ; cfg->key!=NULL && cfg->key[0]!='\0' ; cfg++) {
+ Tcl_DictObjPut(interp, pkgDict, Tcl_NewStringObj(cfg->key, -1),
+ Tcl_NewByteArrayObj((unsigned char *)cfg->value, strlen(cfg->value)));
+ }
- /*
- * Write the changes back into the overall database.
- */
+ /*
+ * Write the changes back into the overall database.
+ */
- Tcl_DictObjPut(interp, pDB, cdPtr->pkg, pkgDict);
- }
+ Tcl_DictObjPut(interp, pDB, cdPtr->pkg, pkgDict);
/*
* Now create the interface command for retrieval of the package
@@ -218,6 +209,9 @@ QueryConfigObjCmd(
enum subcmds {
CFG_GET, CFG_LIST
};
+ Tcl_DString conv;
+ Tcl_Encoding venc = NULL;
+ CONST char *value;
if ((objc < 2) || (objc > 3)) {
Tcl_WrongNumArgs(interp, 1, objv, "subcommand ?arg?");
@@ -257,7 +251,21 @@ QueryConfigObjCmd(
return TCL_ERROR;
}
- Tcl_SetObjResult(interp, val);
+ if (cdPtr->encoding) {
+ venc = Tcl_GetEncoding(interp, cdPtr->encoding);
+ if (!venc) {
+ return TCL_ERROR;
+ }
+ }
+ /*
+ * Value is stored as-is in a byte array, see Bug [9b2e636361],
+ * so we have to decode it first.
+ */
+ value = (const char *) Tcl_GetByteArrayFromObj(val, &n);
+ value = Tcl_ExternalToUtfDString(venc, value, n, &conv);
+ Tcl_SetObjResult(interp, Tcl_NewStringObj(value,
+ Tcl_DStringLength(&conv)));
+ Tcl_DStringFree(&conv);
return TCL_OK;
case CFG_LIST:
@@ -324,7 +332,10 @@ QueryConfigDelete(
Tcl_DictObjRemove(NULL, pDB, pkgName);
Tcl_DecrRefCount(pkgName);
- ckfree(cdPtr);
+ if (cdPtr->encoding) {
+ ckfree((char *)cdPtr->encoding);
+ }
+ ckfree((char *)cdPtr);
}
/*
@@ -366,7 +377,7 @@ GetConfigDict(
*
* This function is associated with the "Package About dict" assoc data
* for an interpreter; it is invoked when the interpreter is deleted in
- * order to free the information assoicated with any pending error
+ * order to free the information associated with any pending error
* reports.
*
* Results:
diff --git a/generic/tclMain.c b/generic/tclMain.c
index f445383..faea75a 100644
--- a/generic/tclMain.c
+++ b/generic/tclMain.c
@@ -313,6 +313,9 @@ Tcl_MainEx(
Tcl_Channel chan;
InteractiveState is;
+ TclpSetInitialEncodings();
+ TclpFindExecutable((const char *)argv[0]);
+
Tcl_InitMemory(interp);
is.interp = interp;
@@ -640,7 +643,6 @@ Tcl_Main(
* function to call after most initialization
* but before starting to execute commands. */
{
- Tcl_FindExecutable(argv[0]);
Tcl_MainEx(argc, argv, appInitProc, Tcl_CreateInterp());
}
#endif /* TCL_MAJOR_VERSION == 8 && !UNICODE */