diff options
Diffstat (limited to 'src/spawn.c')
| -rw-r--r-- | src/spawn.c | 24 |
1 files changed, 17 insertions, 7 deletions
diff --git a/src/spawn.c b/src/spawn.c index a1b8ac8..a1da5ff 100644 --- a/src/spawn.c +++ b/src/spawn.c @@ -24,7 +24,6 @@ #include <glib.h> #include <gmodule.h> -#include <glib/gprintf.h> #ifdef HAVE_WINDOWS_H #define WIN32_LEAN_AND_MEAN @@ -362,7 +361,7 @@ teco_state_execute_done(teco_machine_main_t *ctx, const teco_string_t *str, GErr teco_spawn_ctx.stdout_src = g_io_create_watch(stdout_chan, G_IO_IN | G_IO_ERR | G_IO_HUP); g_source_set_callback(teco_spawn_ctx.stdout_src, (GSourceFunc)teco_spawn_stdout_watch_cb, - NULL, NULL); + GINT_TO_POINTER(FALSE), NULL); g_source_attach(teco_spawn_ctx.stdout_src, teco_spawn_ctx.mainctx); if (!teco_spawn_ctx.register_argument) { @@ -618,19 +617,23 @@ teco_spawn_child_watch_cb(GPid pid, gint status, gpointer data) /* * There might still be data to read from stdout, * but we cannot count on the stdout watcher to be ever called again. + * Moreover, reads may return 0 even if the socket is blocking. * * FIXME: This is not done after interruptions since it will hang at least on Windows. * This shouldn't happen since the IO channel is non-blocking. */ - if (!teco_spawn_ctx.interrupted) - teco_spawn_stdout_watch_cb(teco_spawn_ctx.stdout_reader.gio.channel, G_IO_IN, NULL); + if (!teco_spawn_ctx.interrupted) { + g_io_channel_set_flags(teco_spawn_ctx.stdout_reader.gio.channel, 0, NULL); + teco_spawn_stdout_watch_cb(teco_spawn_ctx.stdout_reader.gio.channel, + G_IO_IN, GINT_TO_POINTER(TRUE)); + } /* * teco_spawn_stdout_watch_cb() might have set the error. */ if (!teco_spawn_ctx.error && !teco_spawn_check_wait_status(status, &teco_spawn_ctx.error)) - teco_spawn_ctx.rc = teco_spawn_ctx.error->domain == G_SPAWN_EXIT_ERROR - ? ABS(teco_spawn_ctx.error->code) : TECO_FAILURE; + teco_spawn_ctx.rc = teco_spawn_ctx.error->domain == G_SPAWN_EXIT_ERROR + ? ABS(teco_spawn_ctx.error->code) : TECO_FAILURE; g_main_loop_quit(teco_spawn_ctx.mainloop); } @@ -691,6 +694,8 @@ remove: static gboolean teco_spawn_stdout_watch_cb(GIOChannel *chan, GIOCondition condition, gpointer data) { + gboolean read_to_eof = GPOINTER_TO_INT(data); + if (teco_spawn_ctx.error) /* source has already been dispatched */ return G_SOURCE_REMOVE; @@ -706,13 +711,18 @@ teco_spawn_stdout_watch_cb(GIOChannel *chan, GIOCondition condition, gpointer da goto error; case G_IO_STATUS_EOF: + /* + * NOTE: At least on Windows, the callback can still be invoked + * afterwards, probably because the source is already queued. + * This is not easy to prevent. + */ return G_SOURCE_REMOVE; default: break; } - if (!buffer.len) + if (!read_to_eof && !buffer.len) return G_SOURCE_CONTINUE; if (qreg) { |