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34590: queue_signals() around more scopes that manipulate global state

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This commit is contained in:
Barton E. Schaefer 2015-02-20 18:45:36 -08:00
parent b237ba0a8e
commit a4ff8e6957
3 changed files with 23 additions and 1 deletions
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4
Src/exec.c
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@ -2337,6 +2337,7 @@ addvars(Estate state, Wordcode pc, int addflags)
void
setunderscore(char *str)
{
queue_signals();
if (str && *str) {
int l = strlen(str) + 1, nl = (l + 31) & ~31;
@ -2354,6 +2355,7 @@ setunderscore(char *str)
*zunderscore = '\0';
underscoreused = 1;
}
unqueue_signals();
}
/* These describe the type of expansions that need to be done on the words
@ -5319,7 +5321,7 @@ execsave(void)
{
struct execstack *es;
es = (struct execstack *) malloc(sizeof(struct execstack));
es = (struct execstack *) zalloc(sizeof(struct execstack));
es->list_pipe_pid = list_pipe_pid;
es->nowait = nowait;
es->pline_level = pline_level;