patch 8.0.1451: difficult to set the python home directories properly
Problem: It is difficult to set the python home directory properly for
Python 2.7 and 3.5 since both use $PYTHONHOME.
Solution: Add the 'pythonhome' and 'pythonthreehome' options. (Kazuki
Sakamoto, closes #1266)
diff --git a/src/if_python.c b/src/if_python.c
index f9fc5e1..ab9c854 100644
--- a/src/if_python.c
+++ b/src/if_python.c
@@ -912,6 +912,8 @@
}
#endif
+static char *py_home_buf = NULL;
+
static int
Python_Init(void)
{
@@ -929,10 +931,15 @@
}
#endif
+ if (*p_pyhome != NUL)
+ {
+ /* The string must not change later, make a copy in static memory. */
+ py_home_buf = (char *)vim_strsave(p_pyhome);
+ if (py_home_buf != NULL)
+ Py_SetPythonHome(py_home_buf);
+ }
#ifdef PYTHON_HOME
-# ifdef DYNAMIC_PYTHON
- if (mch_getenv((char_u *)"PYTHONHOME") == NULL)
-# endif
+ else if (mch_getenv((char_u *)"PYTHONHOME") == NULL)
Py_SetPythonHome(PYTHON_HOME);
#endif