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windows: add flag for hiding windows created by a spawned process

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Closes GH-627
This commit is contained in:
Shane Holloway 2012-11-27 16:48:01 +01:00 committed by Bert Belder
parent 99d3102b90
commit 5d92ccce94
3 changed files with 25 additions and 8 deletions
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8
include/uv.h
View File

@ -1314,7 +1314,13 @@ enum uv_process_flags {
* parent's event loop alive unless the parent process calls uv_unref() on
* the child's process handle.
*/
UV_PROCESS_DETACHED = (1 << 3)
UV_PROCESS_DETACHED = (1 << 3),
/*
* Hide the subprocess console window that would normally be created. This
* option is only meaningful on Windows systems. On unix it is silently
* ignored.
*/
UV_PROCESS_WINDOWS_HIDE = (1 << 4)
};
/*

7
src/unix/process.c
View File

@ -363,10 +363,11 @@ int uv_spawn(uv_loop_t* loop,
int i;
assert(options.file != NULL);
assert(!(options.flags & ~(UV_PROCESS_WINDOWS_VERBATIM_ARGUMENTS |
UV_PROCESS_DETACHED |
assert(!(options.flags & ~(UV_PROCESS_DETACHED |
UV_PROCESS_SETGID |
UV_PROCESS_SETUID)));
UV_PROCESS_SETUID |
UV_PROCESS_WINDOWS_HIDE |
UV_PROCESS_WINDOWS_VERBATIM_ARGUMENTS)));
uv__handle_init(loop, (uv_handle_t*)process, UV_PROCESS);
ngx_queue_init(&process->queue);

18
src/win/process.c
View File

@ -777,10 +777,11 @@ int uv_spawn(uv_loop_t* loop, uv_process_t* process,
}
assert(options.file != NULL);
assert(!(options.flags & ~(UV_PROCESS_WINDOWS_VERBATIM_ARGUMENTS |
UV_PROCESS_DETACHED |
assert(!(options.flags & ~(UV_PROCESS_DETACHED |
UV_PROCESS_SETGID |
UV_PROCESS_SETUID)));
UV_PROCESS_SETUID |
UV_PROCESS_WINDOWS_HIDE |
UV_PROCESS_WINDOWS_VERBATIM_ARGUMENTS)));
uv_process_init(loop, process);
process->exit_cb = options.exit_cb;
@ -872,13 +873,22 @@ int uv_spawn(uv_loop_t* loop, uv_process_t* process,
startup.lpReserved = NULL;
startup.lpDesktop = NULL;
startup.lpTitle = NULL;
startup.dwFlags = STARTF_USESTDHANDLES;
startup.dwFlags = STARTF_USESTDHANDLES | STARTF_USESHOWWINDOW;
startup.cbReserved2 = uv__stdio_size(process->child_stdio_buffer);
startup.lpReserved2 = (BYTE*) process->child_stdio_buffer;
startup.hStdInput = uv__stdio_handle(process->child_stdio_buffer, 0);
startup.hStdOutput = uv__stdio_handle(process->child_stdio_buffer, 1);
startup.hStdError = uv__stdio_handle(process->child_stdio_buffer, 2);
if (options.flags & UV_PROCESS_WINDOWS_HIDE) {
/* Use SW_HIDE to avoid any potential process window. */
startup.wShowWindow = SW_HIDE;
} else {
startup.wShowWindow = SW_SHOWDEFAULT;
}
process_flags = CREATE_UNICODE_ENVIRONMENT;
if (options.flags & UV_PROCESS_DETACHED) {
process_flags |= DETACHED_PROCESS | CREATE_NEW_PROCESS_GROUP;