bugfix [#20694] Copy Paste to buffer missing in Console editor

- console selection working
- copy selection to clipboard
- paste selection from clipboard works with multiline paste

word-wrap is still not working with selection drawing.

2 files changed, 26 insertions, 0 deletions

diff --git a/source/blender/blenlib/BLI_dynstr.h b/source/blender/blenlib/BLI_dynstr.h
index 8544b451b65..c5158264e72 100644
--- a/source/blender/blenlib/BLI_dynstr.h
+++ b/source/blender/blenlib/BLI_dynstr.h
@@ -60,6 +60,15 @@ DynStr*	BLI_dynstr_new					(void);
 	 */
 void	BLI_dynstr_append				(DynStr *ds, const char *cstr);
 
+/**
+ * Append a length clamped c-string to a DynStr.
+ *
+ * @param ds The DynStr to append to.
+ * @param cstr The c-string to append.
+ * @param len The maximum length of the c-string to copy.
+ */
+void	BLI_dynstr_nappend				(DynStr *ds, const char *cstr, int len);
+
 	/**
 	 * Append a c-string to a DynStr, but with formatting like printf.
 	 * 
diff --git a/source/blender/blenlib/intern/BLI_dynstr.c b/source/blender/blenlib/intern/BLI_dynstr.c
index 02c7ff2e9e5..09d28ddbc3a 100644
--- a/source/blender/blenlib/intern/BLI_dynstr.c
+++ b/source/blender/blenlib/intern/BLI_dynstr.c
@@ -83,6 +83,23 @@ void BLI_dynstr_append(DynStr *ds, const char *cstr) {
 	ds->curlen+= cstrlen;
 }
 
+void BLI_dynstr_nappend(DynStr *ds, const char *cstr, int len) {
+	DynStrElem *dse= malloc(sizeof(*dse));
+	int cstrlen= strnlen(cstr, len);
+
+	dse->str= malloc(cstrlen+1);
+	memcpy(dse->str, cstr, cstrlen);
+	dse->str[cstrlen] = '\0';
+	dse->next= NULL;
+
+	if (!ds->last)
+		ds->last= ds->elems= dse;
+	else
+		ds->last= ds->last->next= dse;
+
+	ds->curlen+= cstrlen;
+}
+
 void BLI_dynstr_vappendf(DynStr *ds, const char *format, va_list args)
 {
 	char *message, fixedmessage[256];