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authorNoam Postavsky <npostavs@gmail.com>2016-06-29 18:52:57 -0400
committerNoam Postavsky <npostavs@gmail.com>2016-07-18 17:22:06 -0400
commit73f0715df53c6a12a3d9039ac1a1664d30c293ff (patch)
tree713607d32db74cf9c0f3c35dcc3a65e40da1304e /src/callproc.c
parent1879b9055eaf5c9f3fd126c2c21450cdd8c83262 (diff)
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Keep w32 environment settings internal only
* src/emacs.c (main) [WINDOWSNT]: Move init_environment calls after the set_initial_environment call. This prevents Emacs' modifications to the environment from contaminating Vprocess_environment and Vinitial_environment (Bug #10980). * src/callproc.c (getenv_internal) [WINDOWSNT]: Consult Emacs' internal environment in as a fallback to Vprocess_environment. * test/src/callproc-tests.el (initial-environment-preserved): New Test.
Diffstat (limited to 'src/callproc.c')
-rw-r--r--src/callproc.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/src/callproc.c b/src/callproc.c
index 7008b916dad..e8d089cf20e 100644
--- a/src/callproc.c
+++ b/src/callproc.c
@@ -1375,6 +1375,20 @@ getenv_internal (const char *var, ptrdiff_t varlen, char **value,
Vprocess_environment))
return *value ? 1 : 0;
+ /* On Windows we make some modifications to Emacs' enviroment
+ without recording them in Vprocess_environment. */
+#ifdef WINDOWSNT
+ {
+ char* tmpval = getenv (var);
+ if (tmpval)
+ {
+ *value = tmpval;
+ *valuelen = strlen (tmpval);
+ return 1;
+ }
+ }
+#endif
+
/* For DISPLAY try to get the values from the frame or the initial env. */
if (strcmp (var, "DISPLAY") == 0)
{