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Allow kernel dumps to be aborted with ctrl-C.

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This commit is contained in:
Marcel Moolenaar 2002-10-14 05:38:22 +00:00
parent 232a880278
commit df8b64f634
1 changed files with 14 additions and 3 deletions
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17
sys/ia64/ia64/dump_machdep.c
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@ -29,6 +29,7 @@
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/conf.h>
#include <sys/cons.h>
#include <sys/kernel.h>
#include <sys/kerneldump.h>
#include <vm/vm.h>
@ -120,7 +121,7 @@ cb_dumpdata(EFI_MEMORY_DESCRIPTOR *mdp, int seqnr, void *arg)
vm_offset_t pa;
uint64_t pgs;
size_t counter, sz;
int error, twiddle;
int c, error, twiddle;
error = 0; /* catch case in which mdp->NumberOfPages is 0 */
counter = 0; /* Update twiddle every 16MB */
@ -144,6 +145,13 @@ cb_dumpdata(EFI_MEMORY_DESCRIPTOR *mdp, int seqnr, void *arg)
dumplo += sz;
pgs -= sz >> EFI_PAGE_SHIFT;
pa += sz;
/* Check for user abort. */
c = cncheckc();
if (c == 0x03)
return (ECANCELED);
if (c != -1)
printf("(CTRL-C to abort) ");
}
printf("... %s\n", (error) ? "fail" : "ok");
return (error);
@ -295,6 +303,9 @@ dumpsys(struct dumperinfo *di)
fail:
if (error < 0)
error = -error;
/* XXX It should look more like VMS :-) */
printf("** DUMP FAILED (ERROR %d) **\n", error);
if (error == ECANCELED)
printf("\nDump aborted\n");
else
printf("\n** DUMP FAILED (ERROR %d) **\n", error);
}