From c8646e5c72e90d6e78802f41ce39fa603e32e6b3 Mon Sep 17 00:00:00 2001 From: aspect Date: Sun, 12 Feb 2017 12:57:29 +0000 Subject: fix chan leak with http keepalive vs close (bug [6ca52aec14]) --- library/http/http.tcl | 7 ++++--- tests/http.test | 8 ++++++++ 2 files changed, 12 insertions(+), 3 deletions(-) diff --git a/library/http/http.tcl b/library/http/http.tcl index ccd4cd1..19799b9 100644 --- a/library/http/http.tcl +++ b/library/http/http.tcl @@ -197,9 +197,10 @@ proc http::Finish {token {errormsg ""} {skipCB 0}} { set state(error) [list $errormsg $errorInfo $errorCode] set state(status) "error" } - if { - ($state(status) eq "timeout") || ($state(status) eq "error") || - ([info exists state(connection)] && ($state(connection) eq "close")) + if { ($state(status) eq "timeout") + || ($state(status) eq "error") + || ([info exists state(-keepalive)] && !$state(-keepalive)) + || ([info exists state(connection)] && ($state(connection) eq "close")) } { CloseSocket $state(sock) $token } diff --git a/tests/http.test b/tests/http.test index 12ad475..d7e42c2 100644 --- a/tests/http.test +++ b/tests/http.test @@ -592,6 +592,14 @@ test http-4.15 {http::Event} -body { } -cleanup { catch {http::cleanup $token} } -returnCodes 1 -match glob -result "couldn't open socket*" +test http-1.15 {Leak with Close vs Keepalive (bug [6ca52aec14]} -body { + set before [chan names] + set token [http::geturl $url -headers {X-Connection keep-alive}] + http::cleanup $token + update + set after [chan names] + expr {$before eq $after} +} -result 1 test http-5.1 {http::formatQuery} { http::formatQuery name1 value1 name2 "value two" -- cgit v0.12 From 46f75926ff14edcf9e58e0f665d1f2cd3a413a3f Mon Sep 17 00:00:00 2001 From: "jan.nijtmans" Date: Tue, 9 May 2017 09:28:06 +0000 Subject: Let local variables declared from within macro's always start with underscore, this fixes some gcc warnings with -Wshadow. --- generic/tclCompile.h | 24 +++++++++++----------- generic/tclInt.h | 58 ++++++++++++++++++++++++++-------------------------- 2 files changed, 41 insertions(+), 41 deletions(-) diff --git a/generic/tclCompile.h b/generic/tclCompile.h index e5d026c..c04fc0e 100644 --- a/generic/tclCompile.h +++ b/generic/tclCompile.h @@ -1261,10 +1261,10 @@ MODULE_SCOPE int TclPushProcCallFrame(ClientData clientData, #define TclCheckStackDepth(depth, envPtr) \ do { \ - int dd = (depth); \ - if (dd != (envPtr)->currStackDepth) { \ + int _dd = (depth); \ + if (_dd != (envPtr)->currStackDepth) { \ Tcl_Panic("bad stack depth computations: is %i, should be %i", \ - (envPtr)->currStackDepth, dd); \ + (envPtr)->currStackDepth, _dd); \ } \ } while (0) @@ -1280,12 +1280,12 @@ MODULE_SCOPE int TclPushProcCallFrame(ClientData clientData, #define TclUpdateStackReqs(op, i, envPtr) \ do { \ - int delta = tclInstructionTable[(op)].stackEffect; \ - if (delta) { \ - if (delta == INT_MIN) { \ - delta = 1 - (i); \ + int _delta = tclInstructionTable[(op)].stackEffect; \ + if (_delta) { \ + if (_delta == INT_MIN) { \ + _delta = 1 - (i); \ } \ - TclAdjustStackDepth(delta, envPtr); \ + TclAdjustStackDepth(_delta, envPtr); \ } \ } while (0) @@ -1399,11 +1399,11 @@ MODULE_SCOPE int TclPushProcCallFrame(ClientData clientData, #define TclEmitPush(objIndex, envPtr) \ do { \ - register int objIndexCopy = (objIndex); \ - if (objIndexCopy <= 255) { \ - TclEmitInstInt1(INST_PUSH1, objIndexCopy, (envPtr)); \ + register int _objIndexCopy = (objIndex); \ + if (_objIndexCopy <= 255) { \ + TclEmitInstInt1(INST_PUSH1, _objIndexCopy, (envPtr)); \ } else { \ - TclEmitInstInt4(INST_PUSH4, objIndexCopy, (envPtr)); \ + TclEmitInstInt4(INST_PUSH4, _objIndexCopy, (envPtr)); \ } \ } while (0) diff --git a/generic/tclInt.h b/generic/tclInt.h index fe4fefd..2938074 100644 --- a/generic/tclInt.h +++ b/generic/tclInt.h @@ -4305,13 +4305,13 @@ MODULE_SCOPE void TclDbInitNewObj(Tcl_Obj *objPtr, const char *file, #define TCL_MAX_TOKENS (int)(UINT_MAX / sizeof(Tcl_Token)) #define TclGrowTokenArray(tokenPtr, used, available, append, staticPtr) \ do { \ - int needed = (used) + (append); \ - if (needed > TCL_MAX_TOKENS) { \ + int _needed = (used) + (append); \ + if (_needed > TCL_MAX_TOKENS) { \ Tcl_Panic("max # of tokens for a Tcl parse (%d) exceeded", \ TCL_MAX_TOKENS); \ } \ - if (needed > (available)) { \ - int allocated = 2 * needed; \ + if (_needed > (available)) { \ + int allocated = 2 * _needed; \ Tcl_Token *oldPtr = (tokenPtr); \ Tcl_Token *newPtr; \ if (oldPtr == (staticPtr)) { \ @@ -4323,7 +4323,7 @@ MODULE_SCOPE void TclDbInitNewObj(Tcl_Obj *objPtr, const char *file, newPtr = (Tcl_Token *) attemptckrealloc((char *) oldPtr, \ (unsigned int) (allocated * sizeof(Tcl_Token))); \ if (newPtr == NULL) { \ - allocated = needed + (append) + TCL_MIN_TOKEN_GROWTH; \ + allocated = _needed + (append) + TCL_MIN_TOKEN_GROWTH; \ if (allocated > TCL_MAX_TOKENS) { \ allocated = TCL_MAX_TOKENS; \ } \ @@ -4375,14 +4375,14 @@ MODULE_SCOPE void TclDbInitNewObj(Tcl_Obj *objPtr, const char *file, #define TclNumUtfChars(numChars, bytes, numBytes) \ do { \ - int count, i = (numBytes); \ - unsigned char *str = (unsigned char *) (bytes); \ - while (i && (*str < 0xC0)) { i--; str++; } \ - count = (numBytes) - i; \ - if (i) { \ - count += Tcl_NumUtfChars((bytes) + count, i); \ + int _count, _i = (numBytes); \ + unsigned char *_str = (unsigned char *) (bytes); \ + while (_i && (*_str < 0xC0)) { _i--; _str++; } \ + _count = (numBytes) - _i; \ + if (_i) { \ + _count += Tcl_NumUtfChars((bytes) + _count, _i); \ } \ - (numChars) = count; \ + (numChars) = _count; \ } while (0); /* @@ -4741,11 +4741,11 @@ MODULE_SCOPE Tcl_PackageInitProc Procbodytest_SafeInit; #ifndef TCL_MEM_DEBUG #define TclSmallAllocEx(interp, nbytes, memPtr) \ do { \ - Tcl_Obj *objPtr; \ + Tcl_Obj *_objPtr; \ TCL_CT_ASSERT((nbytes)<=sizeof(Tcl_Obj)); \ TclIncrObjsAllocated(); \ - TclAllocObjStorageEx((interp), (objPtr)); \ - memPtr = (ClientData) (objPtr); \ + TclAllocObjStorageEx((interp), (_objPtr)); \ + memPtr = (ClientData) (_objPtr); \ } while (0) #define TclSmallFreeEx(interp, memPtr) \ @@ -4757,19 +4757,19 @@ MODULE_SCOPE Tcl_PackageInitProc Procbodytest_SafeInit; #else /* TCL_MEM_DEBUG */ #define TclSmallAllocEx(interp, nbytes, memPtr) \ do { \ - Tcl_Obj *objPtr; \ + Tcl_Obj *_objPtr; \ TCL_CT_ASSERT((nbytes)<=sizeof(Tcl_Obj)); \ - TclNewObj(objPtr); \ - memPtr = (ClientData) objPtr; \ + TclNewObj(_objPtr); \ + memPtr = (ClientData) _objPtr; \ } while (0) #define TclSmallFreeEx(interp, memPtr) \ do { \ - Tcl_Obj *objPtr = (Tcl_Obj *) memPtr; \ + Tcl_Obj *_objPtr = (Tcl_Obj *) memPtr; \ objPtr->bytes = NULL; \ objPtr->typePtr = NULL; \ objPtr->refCount = 1; \ - TclDecrRefCount(objPtr); \ + TclDecrRefCount(_objPtr); \ } while (0) #endif /* TCL_MEM_DEBUG */ @@ -4821,15 +4821,15 @@ typedef struct NRE_callback { #define TclNRAddCallback(interp,postProcPtr,data0,data1,data2,data3) \ do { \ - NRE_callback *callbackPtr; \ - TCLNR_ALLOC((interp), (callbackPtr)); \ - callbackPtr->procPtr = (postProcPtr); \ - callbackPtr->data[0] = (ClientData)(data0); \ - callbackPtr->data[1] = (ClientData)(data1); \ - callbackPtr->data[2] = (ClientData)(data2); \ - callbackPtr->data[3] = (ClientData)(data3); \ - callbackPtr->nextPtr = TOP_CB(interp); \ - TOP_CB(interp) = callbackPtr; \ + NRE_callback *_callbackPtr; \ + TCLNR_ALLOC((interp), (_callbackPtr)); \ + _callbackPtr->procPtr = (postProcPtr); \ + _callbackPtr->data[0] = (ClientData)(data0); \ + _callbackPtr->data[1] = (ClientData)(data1); \ + _callbackPtr->data[2] = (ClientData)(data2); \ + _callbackPtr->data[3] = (ClientData)(data3); \ + _callbackPtr->nextPtr = TOP_CB(interp); \ + TOP_CB(interp) = _callbackPtr; \ } while (0) #if NRE_USE_SMALL_ALLOC -- cgit v0.12