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author | Daniel Narvaez <dwnarvaez@gmail.com> | 2012-07-11 13:02:06 (GMT) |
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committer | Daniel Narvaez <dwnarvaez@gmail.com> | 2012-07-11 13:02:06 (GMT) |
commit | 253ff4075507d7d4d3e858c37915ff3cbbbd6cfa (patch) | |
tree | 5eb095fccaa7be7a29498fc070eedc074bdf8fcc /scripts/find-free-display.c | |
parent | 5f89123080e3b35e34cbdc9e2f05cd705c812a74 (diff) |
Find a free display rather than hardcoding it
Diffstat (limited to 'scripts/find-free-display.c')
-rw-r--r-- | scripts/find-free-display.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/scripts/find-free-display.c b/scripts/find-free-display.c new file mode 100644 index 0000000..4a07131 --- /dev/null +++ b/scripts/find-free-display.c @@ -0,0 +1,25 @@ +#include <stdio.h> +#include <X11/extensions/Xrandr.h> + +int main(int argc, char **argv) +{ + int port; + + for (port = 99; port < 1000; port++) { + char display_name[255]; + + sprintf(display_name, ":%d", port); + Display *dpy = XOpenDisplay(display_name); + + if (!dpy) { + printf(display_name); + return 0; + } else { + XCloseDisplay(dpy); + } + } + + printf("No free display found"); + + return 0; +} |