[Bf-blender-cvs] [838806be286] master: WM: return the string length from operator name conversion
Campbell Barton
noreply at git.blender.org
Fri May 20 05:37:32 CEST 2022
Commit: 838806be2869d0a91f1cd611ae0f9050e6847044
Author: Campbell Barton
Date: Fri May 20 13:31:41 2022 +1000
Branches: master
https://developer.blender.org/rB838806be2869d0a91f1cd611ae0f9050e6847044
WM: return the string length from operator name conversion
- In some cases it avoids using strlen on the result.
- Use ATTR_NONNULL for all arguments.
- Remove NULL pointer check for WM_operator_bl_idname src argument.
- Rename from/to to src/dst.
===================================================================
M source/blender/makesrna/intern/rna_wm.c
M source/blender/windowmanager/WM_api.h
M source/blender/windowmanager/intern/wm_operators.c
===================================================================
diff --git a/source/blender/makesrna/intern/rna_wm.c b/source/blender/makesrna/intern/rna_wm.c
index 0ac6dc7aaa9..ac1b7e53a9b 100644
--- a/source/blender/makesrna/intern/rna_wm.c
+++ b/source/blender/makesrna/intern/rna_wm.c
@@ -1157,9 +1157,7 @@ static int rna_wmKeyMapItem_idname_length(PointerRNA *ptr)
{
wmKeyMapItem *kmi = ptr->data;
char pyname[OP_MAX_TYPENAME];
-
- WM_operator_py_idname(pyname, kmi->idname);
- return strlen(pyname);
+ return WM_operator_py_idname(pyname, kmi->idname);
}
static void rna_wmKeyMapItem_idname_set(PointerRNA *ptr, const char *value)
diff --git a/source/blender/windowmanager/WM_api.h b/source/blender/windowmanager/WM_api.h
index 268382ec923..59d40ce840f 100644
--- a/source/blender/windowmanager/WM_api.h
+++ b/source/blender/windowmanager/WM_api.h
@@ -895,12 +895,14 @@ char *WM_prop_pystring_assign(struct bContext *C,
int index);
/**
* Convert: `some.op` -> `SOME_OT_op` or leave as-is.
+ * \return the length of `dst`.
*/
-void WM_operator_bl_idname(char *to, const char *from);
+size_t WM_operator_bl_idname(char *dst, const char *src) ATTR_NONNULL(1, 2);
/**
* Convert: `SOME_OT_op` -> `some.op` or leave as-is.
+ * \return the length of `dst`.
*/
-void WM_operator_py_idname(char *to, const char *from);
+size_t WM_operator_py_idname(char *dst, const char *src) ATTR_NONNULL(1, 2);
/**
* Sanity check to ensure #WM_operator_bl_idname won't fail.
* \returns true when there are no problems with \a idname, otherwise report an error.
diff --git a/source/blender/windowmanager/intern/wm_operators.c b/source/blender/windowmanager/intern/wm_operators.c
index b8107a49a4c..f455f7f2719 100644
--- a/source/blender/windowmanager/intern/wm_operators.c
+++ b/source/blender/windowmanager/intern/wm_operators.c
@@ -106,47 +106,38 @@
/** \name Operator API
* \{ */
-void WM_operator_py_idname(char *to, const char *from)
+size_t WM_operator_py_idname(char *dst, const char *src)
{
- const char *sep = strstr(from, "_OT_");
+ const char *sep = strstr(src, "_OT_");
if (sep) {
- int ofs = (sep - from);
+ int ofs = (sep - src);
/* NOTE: we use ascii `tolower` instead of system `tolower`, because the
* latter depends on the locale, and can lead to `idname` mismatch. */
- memcpy(to, from, sizeof(char) * ofs);
- BLI_str_tolower_ascii(to, ofs);
+ memcpy(dst, src, sizeof(char) * ofs);
+ BLI_str_tolower_ascii(dst, ofs);
- to[ofs] = '.';
- BLI_strncpy(to + (ofs + 1), sep + 4, OP_MAX_TYPENAME - (ofs + 1));
- }
- else {
- /* should not happen but support just in case */
- BLI_strncpy(to, from, OP_MAX_TYPENAME);
+ dst[ofs] = '.';
+ return BLI_strncpy_rlen(dst + (ofs + 1), sep + 4, OP_MAX_TYPENAME - (ofs + 1)) + (ofs + 1);
}
+ /* Should not happen but support just in case. */
+ return BLI_strncpy_rlen(dst, src, OP_MAX_TYPENAME);
}
-void WM_operator_bl_idname(char *to, const char *from)
+size_t WM_operator_bl_idname(char *dst, const char *src)
{
- if (from) {
- const char *sep = strchr(from, '.');
-
- int from_len;
- if (sep && (from_len = strlen(from)) < OP_MAX_TYPENAME - 3) {
- const int ofs = (sep - from);
- memcpy(to, from, sizeof(char) * ofs);
- BLI_str_toupper_ascii(to, ofs);
- memcpy(to + ofs, "_OT_", 4);
- memcpy(to + (ofs + 4), sep + 1, (from_len - ofs));
- }
- else {
- /* should not happen but support just in case */
- BLI_strncpy(to, from, OP_MAX_TYPENAME);
- }
- }
- else {
- to[0] = 0;
+ const char *sep = strchr(src, '.');
+ int from_len;
+ if (sep && (from_len = strlen(src)) < OP_MAX_TYPENAME - 3) {
+ const int ofs = (sep - src);
+ memcpy(dst, src, sizeof(char) * ofs);
+ BLI_str_toupper_ascii(dst, ofs);
+ memcpy(dst + ofs, "_OT_", 4);
+ memcpy(dst + (ofs + 4), sep + 1, (from_len - ofs));
+ return (from_len - ofs) - 1;
}
+ /* Should not happen but support just in case. */
+ return BLI_strncpy_rlen(dst, src, OP_MAX_TYPENAME);
}
bool WM_operator_py_idname_ok_or_report(ReportList *reports,
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