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Reorganised the TODO. Really getting somewhere

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This commit is contained in:
Peter Boyle
2015-04-23 20:42:30 +01:00
parent 3083d2e908
commit b9939e3974
4 changed files with 239 additions and 227 deletions
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61
lib/Grid_init.cc
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@ -10,18 +10,57 @@
#include <sys/stat.h>
#include <sys/time.h>
#include <signal.h>
#include <iostream>
#include <Grid.h>
#undef __X86_64
#define MAC
#ifdef MAC
#include <execinfo.h>
#endif
namespace Grid {
std::streambuf *Grid_saved_stream_buf;
#if 0
void Grid_quiesce_nodes(void)
{
#ifdef GRID_COMMS_MPI
int me;
MPI_Comm_rank(MPI_COMM_WORLD,&me);
std::streambuf* Grid_saved_stream_buf = std::cout.rdbuf();
if ( me ) {
std::ofstream file("log.node");
std::cout.rdbuf(file.rdbuf());
}
#endif
}
#endif
void Grid_quiesce_nodes(void)
{
#ifdef GRID_COMMS_MPI
int me;
MPI_Comm_rank(MPI_COMM_WORLD,&me);
if ( me ) {
std::cout.setstate(std::ios::badbit);
}
#endif
}
void Grid_unquiesce_nodes(void)
{
#ifdef GRID_COMMS_MPI
std::cout.clear();
#endif
}
void Grid_init(int *argc,char ***argv)
{
#ifdef GRID_COMMS_MPI
MPI_Init(argc,argv);
#endif
Grid_debug_handler_init();
Grid_quiesce_nodes();
}
void Grid_finalize(void)
{
@ -35,6 +74,10 @@ double usecond(void) {
return 1.0*tv.tv_usec + 1.0e6*tv.tv_sec;
}
#define _NBACKTRACE (256)
void * Grid_backtrace_buffer[_NBACKTRACE];
void Grid_sa_signal_handler(int sig,siginfo_t *si,void * ptr)
{
printf("Caught signal %d\n",si->si_signo);
@ -43,10 +86,8 @@ void Grid_sa_signal_handler(int sig,siginfo_t *si,void * ptr)
#ifdef __X86_64
ucontext_t * uc= (ucontext_t *)ptr;
struct sigcontext *sc = (struct sigcontext *)&uc->uc_mcontext;
printf(" instruction %llx\n",(uint64_t)sc->rip);
#define REG(A) printf(" %s %lx\n",#A, sc-> A);
REG(rdi);
REG(rsi);
@ -68,14 +109,14 @@ void Grid_sa_signal_handler(int sig,siginfo_t *si,void * ptr)
REG(r14);
REG(r15);
#endif
fflush(stdout);
if ( si->si_signo == SIGSEGV ) {
printf("Grid_sa_signal_handler: Oops... this was a sigsegv you naughty naughty programmer. Goodbye\n");
fflush(stdout);
exit(-1);
#ifdef MAC
int symbols = backtrace (Grid_backtrace_buffer,_NBACKTRACE);
char **strings = backtrace_symbols(Grid_backtrace_buffer,symbols);
for (int i = 0; i < symbols; i++){
printf ("%s\n", strings[i]);
}
#endif
exit(0);
return;
};