notes: avoid leaking duplicate entries

diff --git a/compat/mingw.c b/compat/mingw.c
index 9b6d2400e1107fa2a65f6ecd7d067809115930b9..6d7fc07a487a0ffb023db5b45ba9eaa0b3c36bc9 100644 (file)
--- a/compat/mingw.c
+++ b/compat/mingw.c
@@ -1437,7 +1437,9 @@ static pid_t mingw_spawnve_fd(const char *cmd, const char **argv, char **deltaen
        si.hStdOutput = winansi_get_osfhandle(fhout);
        si.hStdError = winansi_get_osfhandle(fherr);
 
-       if (xutftowcs_path(wcmd, cmd) < 0)
+       if (*argv && !strcmp(cmd, *argv))
+               wcmd[0] = L'\0';
+       else if (xutftowcs_path(wcmd, cmd) < 0)
                return -1;
        if (dir && xutftowcs_path(wdir, dir) < 0)
                return -1;
@@ -1466,8 +1468,8 @@ static pid_t mingw_spawnve_fd(const char *cmd, const char **argv, char **deltaen
        wenvblk = make_environment_block(deltaenv);
 
        memset(&pi, 0, sizeof(pi));
-       ret = CreateProcessW(wcmd, wargs, NULL, NULL, TRUE, flags,
-               wenvblk, dir ? wdir : NULL, &si, &pi);
+       ret = CreateProcessW(*wcmd ? wcmd : NULL, wargs, NULL, NULL, TRUE,
+               flags, wenvblk, dir ? wdir : NULL, &si, &pi);
 
        free(wenvblk);
        free(wargs);