Add support for building tinc with MSVC

[tinc] / src / script.c

diff --git a/src/script.c b/src/script.c
index cb3d293..b380931 100644 (file)
--- a/src/script.c
+++ b/src/script.c
@@ -42,7 +42,7 @@ static void unputenv(const char *p) {
        len++;
 #endif
 #endif
-       char var[len + 1];
+       char *var = alloca(len + 1);
        strncpy(var, p, len);
        var[len] = 0;
 #ifdef HAVE_UNSETENV
@@ -159,9 +159,11 @@ bool execute_script(const char *name, environment_t *env) {
 
                size_t pathlen = strlen(pathext);
                size_t scriptlen = strlen(scriptname);
-               char fullname[scriptlen + pathlen + 1];
+
+               const size_t fullnamelen = scriptlen + pathlen + 1;
+               char *fullname = alloca(fullnamelen);
                char *ext = fullname + scriptlen;
-               strncpy(fullname, scriptname, sizeof(fullname));
+               strncpy(fullname, scriptname, fullnamelen);
 
                const char *p = pathext;
                bool found = false;