Fix building for ios

Exiv2 · Sep 10, 2023 · cfdae65 · cfdae65
1 parent fa41d9d
commit cfdae65
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/src/futils.cpp b/src/futils.cpp
@@ -369,6 +369,14 @@ std::string getProcessPath() {
     auto path = fs::read_symlink(Internal::stringFormat("/proc/%d/path/a.out", getpid()));
 #elif defined(__unix__)
     auto path = fs::read_symlink("/proc/self/exe");
+#elif defined(__APPLE__)
+    // For apple systems other than macOS, e.g. iOS.
+    char pathbuf[2048];
+    uint32_t size = sizeof(pathbuf);
+    const int get_exec_path_failure = _NSGetExecutablePath(pathbuf, &size);
+    if (get_exec_path_failure)
+      return "unknown";  // pathbuf not big enough
+    auto path = fs::path(pathbuf);
 #endif
     return path.parent_path().string();
   } catch (const fs::filesystem_error&) {