git.m6w6.name Git - awesomized/libmemcached/blob - test/lib/env.hpp

   1 #pragma once
   2
   3 #include "mem_config.h"
   4
   5 #include <cstdlib>
   6
   7 #if HAVE_SETENV
   8 # define SET_ENV_EX(n, k, v, overwrite) setenv(k, v, (overwrite))
   9 #else // !HAVE_SETENV
  10 # define SET_ENV_EX(n, k, v, overwrite) do { \
  11   static char n ## _env[] = k "=" v; \
  12   if ((overwrite) || !getenv(k)) { \
  13     putenv(n ## _env); \
  14   } \
  15 } while(false)
  16 #endif
  17
  18 #define SET_ENV(symbolic_name, literal_env_var, literal_env_val) \
  19   SET_ENV_EX(symbolic_name, literal_env_var, literal_env_val, true)