78 lines
1.3 KiB
C
78 lines
1.3 KiB
C
#include "factor.h"
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void init_errors(void)
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{
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thrown_error = F;
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}
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void fatal_error(char* msg, CELL tagged)
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{
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fprintf(stderr,"Fatal error: %s %ld\n",msg,tagged);
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exit(1);
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}
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void critical_error(char* msg, CELL tagged)
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{
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fprintf(stderr,"Critical error: %s %ld\n",msg,tagged);
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factorbug();
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}
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void early_error(CELL error)
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{
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if(userenv[BREAK_ENV] == F)
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{
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/* Crash at startup */
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fprintf(stderr,"Error during startup: ");
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print_obj(error);
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fprintf(stderr,"\n");
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factorbug();
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}
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}
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void throw_error(CELL error, bool keep_stacks)
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{
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early_error(error);
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throwing = true;
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thrown_error = error;
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thrown_keep_stacks = keep_stacks;
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thrown_ds = ds;
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thrown_cs = cs;
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thrown_callframe = callframe;
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thrown_executing = executing;
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/* Return to run() method */
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LONGJMP(toplevel,1);
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}
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void primitive_throw(void)
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{
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throw_error(dpop(),true);
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}
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void primitive_die(void)
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{
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factorbug();
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}
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void general_error(CELL error, CELL tagged)
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{
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CELL thrown = cons(userenv[ERROR_ENV],cons(error,cons(tagged,F)));
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throw_error(thrown,true);
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}
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/* It is not safe to access 'ds' from a signal handler, so we just not
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touch it */
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void signal_error(int signal)
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{
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throw_error(cons(userenv[ERROR_ENV],
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cons(ERROR_SIGNAL,
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cons(tag_fixnum(signal),F))),false);
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}
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void type_error(CELL type, CELL tagged)
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{
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CELL c = cons(tag_fixnum(type),cons(tagged,F));
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general_error(ERROR_TYPE,c);
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}
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