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author | Torbjörn Andersson | 2004-10-22 07:18:01 +0000 |
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committer | Torbjörn Andersson | 2004-10-22 07:18:01 +0000 |
commit | 4115b54b004db5f8879d92f01bea17a52008af5d (patch) | |
tree | 981ef77c01a945af075a9293758f99f8bb684ea6 /saga | |
parent | eb7fe9cee4f248887ac7d18d84b0637c14a094fc (diff) | |
download | scummvm-rg350-4115b54b004db5f8879d92f01bea17a52008af5d.tar.gz scummvm-rg350-4115b54b004db5f8879d92f01bea17a52008af5d.tar.bz2 scummvm-rg350-4115b54b004db5f8879d92f01bea17a52008af5d.zip |
Fixed two of my own stupid bugs:
* The length of a script data buffer is measured in words, not bytes.
* In the long run, I'm sure it'll work better if the data buffers do not
point to recently freed data.
svn-id: r15640
Diffstat (limited to 'saga')
-rw-r--r-- | saga/sthread.cpp | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/saga/sthread.cpp b/saga/sthread.cpp index 5e9cc785bf..b80d58817e 100644 --- a/saga/sthread.cpp +++ b/saga/sthread.cpp @@ -37,7 +37,7 @@ namespace Saga { void Script::setFramePtr(R_SCRIPT_THREAD *thread, int newPtr) { thread->framePtr = newPtr; - dataBuffer(3)->len = 2 * (ARRAYSIZE(thread->stackBuf) - thread->framePtr); + dataBuffer(3)->len = ARRAYSIZE(thread->stackBuf) - thread->framePtr; dataBuffer(3)->data = (SDataWord_T *) &(thread->stackBuf[newPtr]); } @@ -54,17 +54,18 @@ R_SCRIPT_THREAD *Script::SThreadCreate() { return NULL; } + new_node = ys_dll_add_head(threadList(), new_thread, sizeof *new_thread); + free(new_thread); + + new_thread = (R_SCRIPT_THREAD *)ys_dll_get_data(new_node); + new_thread->stackPtr = ARRAYSIZE(new_thread->stackBuf) - 1; setFramePtr(new_thread, new_thread->stackPtr); - dataBuffer(4)->len = sizeof(new_thread->threadVars); + dataBuffer(4)->len = ARRAYSIZE(new_thread->threadVars); dataBuffer(4)->data = new_thread->threadVars; - new_node = ys_dll_add_head(threadList(), new_thread, sizeof *new_thread); - - free(new_thread); - - return (R_SCRIPT_THREAD *)ys_dll_get_data(new_node); + return new_thread; } int Script::SThreadDestroy(R_SCRIPT_THREAD *thread) { @@ -208,7 +209,7 @@ int Script::SThreadRun(R_SCRIPT_THREAD *thread, int instr_limit, int msec) { MemoryReadStream scriptS(currentScript()->bytecode->bytecode_p, currentScript()->bytecode->bytecode_len); - dataBuffer(2)->len = currentScript()->bytecode->bytecode_len; + dataBuffer(2)->len = currentScript()->bytecode->bytecode_len / sizeof(SDataWord_T); dataBuffer(2)->data = (SDataWord_T *) currentScript()->bytecode->bytecode_p; scriptS.seek(thread->i_offset); |