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Revert "Fork a child to handle checkpointing."

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This reverts commit 3fa73e4e350878c8dcf4c0a2f305f7a528c4a2c3.
This commit is contained in:
C. Guy Yarvin 2014-03-22 13:25:47 -07:00
parent 23aced9775
commit f725293d6d
2 changed files with 9 additions and 9 deletions
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2
Makefile
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@ -54,7 +54,7 @@ LIBS=-lssl -lcrypto -lgmp -lncurses -lsigsegv $(OSLIBS)
INCLUDE=include
GENERATED=generated
MDEFINES=-DU2_OS_$(OS) -DU2_OS_ENDIAN_$(ENDIAN) -D U2_LIB=\"$(LIB)\" -DFORKPT
MDEFINES=-DU2_OS_$(OS) -DU2_OS_ENDIAN_$(ENDIAN) -D U2_LIB=\"$(LIB)\"
CFLAGS=-O3 \
-I/usr/local/include \

16
v/save.c
View File

@ -23,8 +23,12 @@
static void
_save_sign_cb(uv_signal_t* sil_u, c3_i num_i)
{
c3_assert(SIGCHLD == num_i);
u2_save_ef_chld();
uL(fprintf(uH, "save: signal %d\n", num_i));
{
switch ( num_i ) {
case SIGCHLD: u2_save_ef_chld(); break;
}
}
}
/* _save_time_cb(): timer callback.
@ -51,7 +55,7 @@ _save_time_cb(uv_timer_t* tim_u, c3_i sas_i)
exit(0);
}
else {
// uL(fprintf(uH, "checkpoint: process %d\n", pid_w));
uL(fprintf(uH, "checkpoint: process %d\n", pid_w));
sav_u->ent_w = u2A->ent_w;
sav_u->pid_w = pid_w;
@ -74,14 +78,13 @@ u2_save_ef_chld(void)
/* modified for cases with no pid_w
*/
// uL(fprintf(uH, "checkpoint: complete %d\n", sav_u->pid_w));
uL(fprintf(uH, "checkpoint: complete %d\n", sav_u->pid_w));
pid_w = wait(&loc_i);
if (0 != sav_u->pid_w) {
c3_assert(pid_w == sav_u->pid_w);
}
else {
c3_assert(pid_w > 0);
c3_assert(WIFEXITED(pid_w) && 0 == WEXITSTATUS(pid_w));
}
sav_u->pid_w = 0;
}
@ -99,10 +102,7 @@ u2_save_io_init(void)
uv_timer_init(u2L, &sav_u->tim_u);
uv_timer_start(&sav_u->tim_u, _save_time_cb, 15000, 15000);
#ifdef FORKPT
uv_signal_init(u2L, &sav_u->sil_u);
uv_signal_start(&sav_u->sil_u, _save_sign_cb, SIGCHLD);
#endif
}
/* u2_save_io_exit(): terminate save I/O.