Fix for gcc

git-svn-id: https://openmodelica.org/svn/OpenModelica/trunk@20320 f25d12d1-65f4-0310-ae8a-bbce733d8d8e

SimulationRuntime/c/util/omc_mmap.c

@@ -59,7 +59,7 @@ omc_mmap_read_unix omc_mmap_open_read_unix(const char *fileName)
 omc_mmap_write_unix omc_mmap_open_write_unix(const char *fileName, size_t size)
 {
   omc_mmap_write_unix res = {0};
-  int fd = open(fileName, O_RDWR | O_CREAT);
+  int fd = open(fileName, O_RDWR | O_CREAT, S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH);
   if (fd < 0) {
     throwStreamPrint(NULL, "Failed to open file %s for reading: %s\n", fileName, strerror(errno));
   }