================
@@ -173,5 +173,141 @@ RT_API_ATTRS void ShallowCopy(const Descriptor &to, const
Descriptor &from) {
ShallowCopy(to, from, to.IsContiguous(), from.IsContiguous());
}
+RT_API_ATTRS const char *EnsureNullTerminated(
+ const char *str, size_t length, Terminator &terminator) {
+ if (length <= std::strlen(str)) {
+ char *newCmd{(char *)AllocateMemoryOrCrash(terminator, length + 1)};
+ std::memcpy(newCmd, str, length);
+ newCmd[length] = '\0';
+ return newCmd;
+ } else {
+ return str;
+ }
+}
+
+RT_API_ATTRS std::size_t LengthWithoutTrailingSpaces(const Descriptor &d) {
+ std::size_t s{d.ElementBytes() - 1};
+ while (*d.OffsetElement(s) == ' ') {
+ --s;
+ }
+ return s + 1;
+}
+
+// Returns the length of the \p string. Assumes \p string is valid.
+RT_API_ATTRS std::int64_t StringLength(const char *string) {
+ return static_cast<std::int64_t>(std::strlen(string));
+}
+
+// Assumes Descriptor \p value is not nullptr.
----------------
klausler wrote:
The comment is incorrect; the code works fine if `value` is null.
https://github.com/llvm/llvm-project/pull/74077
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