207 lines
6.3 KiB
C
207 lines
6.3 KiB
C
#include "config.h"
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#include "e_hack.h"
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/* prototypes */
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static void __e_hack_set_properties(Display *display, Window window);
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/* dlopened xlib so we can find the symbols in the real xlib to call them */
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static void *lib_xlib = NULL;
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/* the function that actually sets the properties on toplevel window */
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static void
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__e_hack_set_properties(Display *display, Window window)
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{
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static Atom a_launch_id = 0;
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static Atom a_launch_path = 0;
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static Atom a_user_id = 0;
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static Atom a_process_id = 0;
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static Atom a_p_process_id = 0;
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static Atom a_machine_name = 0;
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static Atom a_user_name = 0;
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char *env = NULL;
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if (!a_launch_id) a_launch_id = XInternAtom(display, "_E_HACK_LAUNCH_ID", False);
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if (!a_launch_path) a_launch_path = XInternAtom(display, "_E_HACK_LAUNCH_PATH", False);
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if (!a_user_id) a_user_id = XInternAtom(display, "_E_HACK_USER_ID", False);
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if (!a_process_id) a_process_id = XInternAtom(display, "_E_HACK_PROCESS_ID", False);
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if (!a_p_process_id) a_p_process_id = XInternAtom(display, "_E_HACK_PARENT_PROCESS_ID", False);
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if (!a_machine_name) a_machine_name = XInternAtom(display, "_E_HACK_MACHINE_NAME", False);
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if (!a_user_name) a_user_name = XInternAtom(display, "_E_HACK_USER_NAME", False);
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if ((env = getenv("E_HACK_LAUNCH_ID")))
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XChangeProperty(display, window, a_launch_id, XA_STRING, 8, PropModeReplace, env, strlen(env));
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if ((env = getenv("E_HACK_LAUNCH_PATH")))
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XChangeProperty(display, window, a_launch_path, XA_STRING, 8, PropModeReplace, env, strlen(env));
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{
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uid_t uid;
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pid_t pid, ppid;
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struct utsname ubuf;
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char buf[4096];
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uid = getuid();
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pid = getpid();
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ppid = getppid();
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snprintf(buf, sizeof(buf), "%i", uid);
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XChangeProperty(display, window, a_user_id, XA_STRING, 8, PropModeReplace, buf, strlen(buf));
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snprintf(buf, sizeof(buf), "%i", pid);
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XChangeProperty(display, window, a_process_id, XA_STRING, 8, PropModeReplace, buf, strlen(buf));
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snprintf(buf, sizeof(buf), "%i", ppid);
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XChangeProperty(display, window, a_p_process_id, XA_STRING, 8, PropModeReplace, buf, strlen(buf));
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if (!uname(&ubuf))
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{
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snprintf(buf, sizeof(buf), "%s", ubuf.nodename);
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XChangeProperty(display, window, a_machine_name, XA_STRING, 8, PropModeReplace, buf, strlen(buf));
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}
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else
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XChangeProperty(display, window, a_machine_name, XA_STRING, 8, PropModeReplace, " ", 1);
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}
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if ((env = getenv("USER")))
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XChangeProperty(display, window, a_user_name, XA_STRING, 8, PropModeReplace, env, strlen(env));
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}
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/* XCreateWindow intercept hack */
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Window
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XCreateWindow(
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Display *display,
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Window parent,
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int x, int y,
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unsigned int width, unsigned int height,
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unsigned int border_width,
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int depth,
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unsigned int class,
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Visual *visual,
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unsigned long valuemask,
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XSetWindowAttributes *attributes
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)
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{
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static Window (*func)
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(
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Display *display,
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Window parent,
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int x, int y,
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unsigned int width, unsigned int height,
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unsigned int border_width,
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int depth,
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unsigned int class,
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Visual *visual,
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unsigned long valuemask,
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XSetWindowAttributes *attributes
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) = NULL;
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int i;
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/* find the real Xlib and the real X function */
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if (!lib_xlib) lib_xlib = dlopen("libX11.so", RTLD_GLOBAL | RTLD_LAZY);
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if (!func) func = dlsym (lib_xlib, "XCreateWindow");
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/* multihead screen handling loop */
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for (i = 0; i < ScreenCount(display); i++)
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{
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/* if the window is created as a toplevel window */
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if (parent == RootWindow(display, i))
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{
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Window window;
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/* create it */
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window = (*func) (display, parent, x, y, width, height,
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border_width, depth, class, visual, valuemask,
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attributes);
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/* set properties */
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__e_hack_set_properties(display, window);
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/* return it */
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return window;
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}
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}
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/* normal child window - create as usual */
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return (*func) (display, parent, x, y, width, height, border_width, depth,
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class, visual, valuemask, attributes);
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}
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/* XCreateSimpleWindow intercept hack */
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Window
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XCreateSimpleWindow(
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Display *display,
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Window parent,
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int x, int y,
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unsigned int width, unsigned int height,
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unsigned int border_width,
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unsigned long border,
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unsigned long background
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)
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{
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static Window (*func)
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(
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Display *display,
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Window parent,
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int x, int y,
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unsigned int width, unsigned int height,
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unsigned int border_width,
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unsigned long border,
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unsigned long background
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) = NULL;
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int i;
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/* find the real Xlib and the real X function */
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if (!lib_xlib) lib_xlib = dlopen("libX11.so", RTLD_GLOBAL | RTLD_LAZY);
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if (!func) func = dlsym (lib_xlib, "XCreateSimpleWindow");
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/* multihead screen handling loop */
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for (i = 0; i < ScreenCount(display); i++)
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{
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/* if the window is created as a toplevel window */
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if (parent == RootWindow(display, i))
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{
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Window window;
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/* create it */
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window = (*func) (display, parent, x, y, width, height,
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border_width, border, background);
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/* set properties */
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__e_hack_set_properties(display, window);
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/* return it */
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return window;
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}
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}
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/* normal child window - create as usual */
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return (*func) (display, parent, x, y, width, height,
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border_width, border, background);
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}
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/* XReparentWindow intercept hack */
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int
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XReparentWindow(
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Display *display,
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Window window,
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Window parent,
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int x, int y
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)
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{
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static int (*func)
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(
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Display *display,
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Window window,
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Window parent,
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int x, int y
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) = NULL;
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int i;
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/* find the real Xlib and the real X function */
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if (!lib_xlib) lib_xlib = dlopen("libX11.so", RTLD_GLOBAL | RTLD_LAZY);
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if (!func) func = dlsym (lib_xlib, "XReparentWindow");
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/* multihead screen handling loop */
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for (i = 0; i < ScreenCount(display); i++)
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{
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/* if the window is created as a toplevel window */
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if (parent == RootWindow(display, i))
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{
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/* set properties */
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__e_hack_set_properties(display, window);
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/* reparent it */
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return (*func) (display, window, parent, x, y);
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}
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}
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/* normal child window reparenting - reparent as usual */
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return (*func) (display, window, parent, x, y);
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}
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