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Fix potential memory leak in text buffer (STR # 3035).

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Also small code formatting, remove one redundant statement.


git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3@10083 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
This commit is contained in:
Albrecht Schlosser
2014-01-25 23:47:44 +00:00
parent 1d069a1a95
commit f7ac3b417c
1 changed files with 10 additions and 13 deletions
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src/Fl_Text_Buffer.cxx
+10 -13
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@@ -139,9 +139,9 @@ Fl_Text_Buffer::~Fl_Text_Buffer()
delete[]mModifyProcs;
delete[]mCbArgs;
}
if (mNPredeleteProcs != 0) {
delete[]mPredeleteProcs;
delete[]mPredeleteCbArgs;
if (mNPredeleteProcs > 0) {
delete[] mPredeleteProcs;
delete[] mPredeleteCbArgs;
}
}
@@ -735,9 +735,9 @@ void Fl_Text_Buffer::add_predelete_callback(Fl_Text_Predelete_Cb bufPreDeleteCB,
newPreDeleteProcs[i + 1] = mPredeleteProcs[i];
newCBArgs[i + 1] = mPredeleteCbArgs[i];
}
if (!mNPredeleteProcs != 0) {
delete[]mPredeleteProcs;
delete[]mPredeleteCbArgs;
if (mNPredeleteProcs > 0) {
delete[] mPredeleteProcs;
delete[] mPredeleteCbArgs;
}
newPreDeleteProcs[0] = bufPreDeleteCB;
newCBArgs[0] = cbArg;
@@ -767,19 +767,16 @@ void Fl_Text_Buffer::remove_predelete_callback(Fl_Text_Predelete_Cb bufPreDelete
return;
}
/* Allocate new lists for remaining callback procs and args (if
any are left) */
/* Allocate new lists for remaining callback procs and args (if any are left) */
mNPredeleteProcs--;
if (mNPredeleteProcs == 0) {
mNPredeleteProcs = 0;
delete[]mPredeleteProcs;
mPredeleteProcs = NULL;
delete[]mPredeleteCbArgs;
mPredeleteCbArgs = NULL;
return;
}
Fl_Text_Predelete_Cb *newPreDeleteProcs =
new Fl_Text_Predelete_Cb[mNPredeleteProcs];
Fl_Text_Predelete_Cb *newPreDeleteProcs = new Fl_Text_Predelete_Cb[mNPredeleteProcs];
void **newCBArgs = new void *[mNPredeleteProcs];
/* copy out the remaining members and free the old lists */
@@ -791,8 +788,8 @@ void Fl_Text_Buffer::remove_predelete_callback(Fl_Text_Predelete_Cb bufPreDelete
newPreDeleteProcs[i] = mPredeleteProcs[i + 1];
newCBArgs[i] = mPredeleteCbArgs[i + 1];
}
delete[]mPredeleteProcs;
delete[]mPredeleteCbArgs;
delete[] mPredeleteProcs;
delete[] mPredeleteCbArgs;
mPredeleteProcs = newPreDeleteProcs;
mPredeleteCbArgs = newCBArgs;
}