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glib-compat: add g_spawn_async_with_fds() fallback

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Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Samuel Thibault <samuel.thibault@ens-lyon.org>
This commit is contained in:
Marc-André Lureau 2018-11-14 16:36:04 +04:00 committed by Samuel Thibault
parent e05ae1d9fb
commit 0aeb4f2c94
1 changed files with 56 additions and 0 deletions
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56
include/glib-compat.h
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@ -83,6 +83,62 @@ static inline gboolean g_strv_contains_qemu(const gchar *const *strv,
}
#define g_strv_contains(a, b) g_strv_contains_qemu(a, b)
#if !GLIB_CHECK_VERSION(2, 58, 0)
typedef struct QemuGSpawnFds {
GSpawnChildSetupFunc child_setup;
gpointer user_data;
gint stdin_fd;
gint stdout_fd;
gint stderr_fd;
} QemuGSpawnFds;
static inline void
qemu_gspawn_fds_setup(gpointer user_data)
{
QemuGSpawnFds *q = (QemuGSpawnFds *)user_data;
dup2(q->stdin_fd, 0);
dup2(q->stdout_fd, 1);
dup2(q->stderr_fd, 2);
q->child_setup(q->user_data);
}
#endif
static inline gboolean
g_spawn_async_with_fds_qemu(const gchar *working_directory,
gchar **argv,
gchar **envp,
GSpawnFlags flags,
GSpawnChildSetupFunc child_setup,
gpointer user_data,
GPid *child_pid,
gint stdin_fd,
gint stdout_fd,
gint stderr_fd,
GError **error)
{
#if GLIB_CHECK_VERSION(2, 58, 0)
return g_spawn_async_with_fds(working_directory, argv, envp, flags,
child_setup, user_data,
child_pid, stdin_fd, stdout_fd, stderr_fd,
error);
#else
QemuGSpawnFds setup = {
.child_setup = child_setup,
.user_data = user_data,
.stdin_fd = stdin_fd,
.stdout_fd = stdout_fd,
.stderr_fd = stderr_fd,
};
return g_spawn_async(working_directory, argv, envp, flags,
qemu_gspawn_fds_setup, &setup,
child_pid, error);
#endif
}
#define g_spawn_async_with_fds(wd, argv, env, f, c, d, p, ifd, ofd, efd, err) \
g_spawn_async_with_fds_qemu(wd, argv, env, f, c, d, p, ifd, ofd, efd, err)
#if defined(_WIN32) && !GLIB_CHECK_VERSION(2, 50, 0)
/*