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refactor: make sure jemalloc version in always initialized

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This commit is contained in:
Marcus Holland-Moritz 2025-03-16 10:30:27 +01:00
parent bdb5469b7b
commit 807dbb9aef
1 changed files with 4 additions and 2 deletions
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6
src/library_dependencies.cpp
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@ -20,6 +20,7 @@
*/ */
#include <algorithm> #include <algorithm>
#include <cassert>
#include <fmt/format.h> #include <fmt/format.h>
@ -56,13 +57,14 @@ std::string version_to_string(uint64_t version, version_format fmt) {
#ifdef DWARFS_USE_JEMALLOC #ifdef DWARFS_USE_JEMALLOC
std::string get_jemalloc_version() { std::string get_jemalloc_version() {
char const* j;
#ifdef __APPLE__ #ifdef __APPLE__
j = JEMALLOC_VERSION; char const* j = JEMALLOC_VERSION;
#else #else
char const* j = nullptr;
size_t s = sizeof(j); size_t s = sizeof(j);
// NOLINTNEXTLINE(bugprone-multi-level-implicit-pointer-conversion) // NOLINTNEXTLINE(bugprone-multi-level-implicit-pointer-conversion)
::mallctl("version", &j, &s, nullptr, 0); ::mallctl("version", &j, &s, nullptr, 0);
assert(j);
#endif #endif
std::string rv{j}; std::string rv{j};
if (auto pos = rv.find('-'); pos != std::string::npos) { if (auto pos = rv.find('-'); pos != std::string::npos) {