Fix Windows and Mac Builds

[ardour.git] / libs / pbd / system_exec.cc

diff --git a/libs/pbd/system_exec.cc b/libs/pbd/system_exec.cc
index ed36c507ff49bbe4a0273a06de33eb51f2e642c1..cc5d8d99fef132c9b5ec10b145c98ad0101e7a45 100644 (file)
--- a/libs/pbd/system_exec.cc
+++ b/libs/pbd/system_exec.cc
@@ -601,7 +601,7 @@ SystemExec::write_to_stdin(const void* data, size_t bytes)
 
        c=0;
        while (c < bytes) {
-               if (!WriteFile(stdinP[1], data+c, bytes-c, &r, NULL)) {
+               if (!WriteFile(stdinP[1], &((const char*)data)[c], bytes - c, &r, NULL)) {
                        if (GetLastError() == 0xE8 /*NT_STATUS_INVALID_USER_BUFFER*/) {
                                Sleep(100);
                                continue;
@@ -965,7 +965,7 @@ SystemExec::write_to_stdin(const void* data, size_t bytes)
        c=0;
        while (c < bytes) {
                for (;;) {
-                       r=::write(pin[1], data+c, bytes-c);
+                       r = ::write(pin[1], &((const char*)data)[c], bytes - c);
                        if (r < 0 && (errno == EINTR || errno == EAGAIN)) {
                                sleep(1);
                                continue;