Merge branch 'jk/unwanted-advices'

diff --git a/compat/mingw.c b/compat/mingw.c
index bed417875e1344690977fd6aa41b955f127b74b4..36ef8d32147f003fb3912e6e08f8ad13cb370868 100644 (file)
--- a/compat/mingw.c
+++ b/compat/mingw.c
@@ -824,7 +824,7 @@ void mingw_execvp(const char *cmd, char *const *argv)
        free_path_split(path);
 }
 
-char **copy_environ()
+static char **copy_environ(void)
 {
        char **env;
        int i = 0;
@@ -861,7 +861,7 @@ static int lookup_env(char **env, const char *name, size_t nmln)
 /*
  * If name contains '=', then sets the variable, otherwise it unsets it
  */
-char **env_setenv(char **env, const char *name)
+static char **env_setenv(char **env, const char *name)
 {
        char *eq = strchrnul(name, '=');
        int i = lookup_env(env, name, eq-name);
@@ -886,6 +886,18 @@ char **env_setenv(char **env, const char *name)
        return env;
 }
 
+/*
+ * Copies global environ and adjusts variables as specified by vars.
+ */
+char **make_augmented_environ(const char *const *vars)
+{
+       char **env = copy_environ();
+
+       while (*vars)
+               env = env_setenv(env, *vars++);
+       return env;
+}
+
 /* this is the first function to call into WS_32; initialize it */
 #undef gethostbyname
 struct hostent *mingw_gethostbyname(const char *host)