36 lines
937 B
C
36 lines
937 B
C
#include <stdio.h>
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#include <string.h>
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/*
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* This is a simple hacky library that disables the SHM-MIT and XVideo extenstions on any X application requesting
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* it. To compile this run
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*
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* gcc -shared -ldl -o noshm.so noshm.c
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*
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* Author: Alexander Graf
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* SuSE Linux Products GmbH
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*
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* License: Public Domain
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*
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*/
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int (*real_XQueryExtension)(register void *dpy,const char *name,int *major_opcode,int *first_event,int *first_error) = NULL;
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void *RTLD_NEXT = (void*)-1l;
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void *dlsym(void *handle, const char *symbol);
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int
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XQueryExtension(
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register void *dpy,
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const char *name,
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int *major_opcode,
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int *first_event,
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int *first_error)
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{
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if(!strcmp(name, "MIT-SHM")) return 0;
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if(!strcmp(name, "XVideo")) return 0;
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if(!real_XQueryExtension) {
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real_XQueryExtension = dlsym(RTLD_NEXT, "XQueryExtension");
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}
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return real_XQueryExtension(dpy, name, major_opcode, first_event, first_error);
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}
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