git.ozlabs.org Git - ccan/blob - ccan/breakpoint/breakpoint.h

   1 /* CC0 (Public domain) - see LICENSE file for details */
   2 #ifndef CCAN_BREAKPOINT_H
   3 #define CCAN_BREAKPOINT_H
   4 #include <ccan/compiler/compiler.h>
   5 #include <sys/types.h>
   6 #include <unistd.h>
   7 #include <signal.h>
   8 #include <stdbool.h>
   9
  10 void breakpoint_init(void) COLD;
  11 extern bool breakpoint_initialized;
  12 extern bool breakpoint_under_debug;
  13
  14 /**
  15  * breakpoint - stop if running under the debugger.
  16  */
  17 static inline void breakpoint(void)
  18 {
  19         if (!breakpoint_initialized)
  20                 breakpoint_init();
  21         if (breakpoint_under_debug)
  22                 kill(getpid(), SIGTRAP);
  23 }
  24 #endif /* CCAN_BREAKPOINT_H */