From f94ec2f3c82123e284c412ca8841c57491924f85 Mon Sep 17 00:00:00 2001 From: Eli Zaretskii Date: Wed, 1 Oct 2014 18:18:16 +0300 Subject: [PATCH] Don't modify the process's command name passed to start-process on MS-Windows. src/w32proc.c (sys_spawnve): Avoid modification of the CMDNAME argument passed by the caller, when we mirror all slashes into backslashes. --- src/ChangeLog | 6 ++++++ src/w32proc.c | 9 +++++++++ 2 files changed, 15 insertions(+) diff --git a/src/ChangeLog b/src/ChangeLog index de462841e0d..1effdb3a3b2 100644 --- a/src/ChangeLog +++ b/src/ChangeLog @@ -1,3 +1,9 @@ +2014-10-01 Eli Zaretskii + + * w32proc.c (sys_spawnve): Avoid modification of the CMDNAME + argument passed by the caller, when we mirror all slashes into + backslashes. + 2014-10-01 Dmitry Antipov * gtkutil.c (xg_set_toolkit_horizontal_scroll_bar_thumb): diff --git a/src/w32proc.c b/src/w32proc.c index b255c57cd7c..38452917add 100644 --- a/src/w32proc.c +++ b/src/w32proc.c @@ -1605,6 +1605,15 @@ sys_spawnve (int mode, char *cmdname, char **argv, char **envp) program = ENCODE_FILE (full); cmdname = SDATA (program); } + else + { + char *p = alloca (strlen (cmdname) + 1); + + /* Don't change the command name we were passed by our caller + (unixtodos_filename below will destructively mirror forward + slashes). */ + cmdname = strcpy (p, cmdname); + } /* make sure argv[0] and cmdname are both in DOS format */ unixtodos_filename (cmdname); -- 2.11.4.GIT