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X11 workaround check

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This commit is contained in:
Marcos Slomp
2026-06-12 13:00:33 -07:00
parent 39dc688340
commit 3f203806e2
1 changed files with 25 additions and 1 deletions
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26
examples/opengl/triangle/platform/platform_rgfw.cpp
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@@ -10,10 +10,34 @@
#include <chrono>
#include <cstdio>
#if defined(__linux__)
#include <X11/Xlib.h>
static bool platformHasDisplay() {
// RGFW workaround: RGFW indiscriminately passes XOpenDisplay(0) unchecked
// to X11 functions like XCreateWindow(), which will lead to SIGSEGV.
Display* display = XOpenDisplay(0);
if (display == nullptr) {
fprintf(stderr, "ERROR: failed to open X11 display (is $DISPLAY set?)\n");
return false;
}
XCloseDisplay(display);
return true;
}
#else
static bool platformHasDisplay() {
return true;
}
#endif
static RGFW_window* sWin = nullptr;
static std::chrono::steady_clock::time_point sStartTime;
bool platformInit(int width, int height, const char* title) {
if (!platformHasDisplay()) {
fprintf(stderr, "ERROR: no display found\n");
return false;
}
RGFW_glHints* hints = RGFW_getGlobalHints_OpenGL();
hints->major = 3;
hints->minor = 3;
@@ -22,7 +46,7 @@ bool platformInit(int width, int height, const char* title) {
sWin = RGFW_createWindow(title, 0, 0, width, height,
RGFW_windowCenter | RGFW_windowOpenGL);
if (!sWin) {
fprintf(stderr, "RGFW: failed to create window\n");
fprintf(stderr, "ERROR: failed to create window\n");
return false;
}
RGFW_window_makeCurrentContext_OpenGL(sWin);