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-rw-r--r--src/egl.c17
1 files changed, 16 insertions, 1 deletions
diff --git a/src/egl.c b/src/egl.c
index 2875f88..00a5b22 100644
--- a/src/egl.c
+++ b/src/egl.c
@@ -10,6 +10,7 @@
#include <wayland-egl.h>
#include "../external/wlr-export-dmabuf-unstable-v1-client-protocol.h"
#include <unistd.h>
+#include <sys/capability.h>
// Move this shit to a separate wayland file, and have a separate file for x11.
@@ -206,6 +207,18 @@ static gsr_wayland_output* get_wayland_output_by_name(gsr_egl *egl, const char *
return NULL;
}
+static void reset_cap_nice(void) {
+ cap_t caps = cap_get_proc();
+ if(!caps)
+ return;
+
+ const cap_value_t cap_to_remove = CAP_SYS_NICE;
+ cap_set_flag(caps, CAP_EFFECTIVE, 1, &cap_to_remove, CAP_CLEAR);
+ cap_set_flag(caps, CAP_PERMITTED, 1, &cap_to_remove, CAP_CLEAR);
+ cap_set_proc(caps);
+ cap_free(caps);
+}
+
// TODO: Create egl context without surface (in other words, x11/wayland agnostic, doesn't require x11/wayland dependency)
static bool gsr_egl_create_window(gsr_egl *self, bool wayland) {
EGLConfig ecfg;
@@ -219,7 +232,7 @@ static bool gsr_egl_create_window(gsr_egl *self, bool wayland) {
const int32_t ctxattr[] = {
EGL_CONTEXT_CLIENT_VERSION, 2,
- EGL_CONTEXT_PRIORITY_LEVEL_IMG, EGL_CONTEXT_PRIORITY_HIGH_IMG,
+ EGL_CONTEXT_PRIORITY_LEVEL_IMG, EGL_CONTEXT_PRIORITY_HIGH_IMG, /* requires cap_sys_nice, ignored otherwise */
EGL_NONE, EGL_NONE
};
@@ -294,9 +307,11 @@ static bool gsr_egl_create_window(gsr_egl *self, bool wayland) {
goto fail;
}
+ reset_cap_nice();
return true;
fail:
+ reset_cap_nice();
gsr_egl_unload(self);
return false;
}