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ash: tweak comments, no code changes 

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
master
Denys Vlasenko 2023-07-10 12:02:34 +02:00
parent ae351311da
commit a9047e0980
1 changed files with 7 additions and 6 deletions
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13
shell/ash.c
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@ -425,9 +425,10 @@ struct globals_misc {
struct jmploc *exception_handler;
/*volatile*/ int suppress_int; /* counter */
/* ^^^^^^^ removed "volatile" since gcc would turn suppress_int++ into ridiculouls
* 3-insn sequence otherwise.
* We don't change suppress_int asyncronously (in a signal handler), but we do read it async.
/* ^^^^^^^ removed "volatile" since on x86, gcc turns suppress_int++
* into ridiculous 3-insn sequence otherwise.
* We don't change suppress_int asyncronously (in a signal handler),
* but we do read it async.
*/
volatile /*sig_atomic_t*/ smallint pending_int; /* 1 = got SIGINT */
volatile /*sig_atomic_t*/ smallint got_sigchld; /* 1 = got SIGCHLD */
@ -9438,7 +9439,7 @@ evaltree(union node *n, int flags)
}
if (flags & EV_EXIT) {
exexit:
raise_exception(EXEND);
raise_exception(EXEND); /* does not return */
}
popstackmark(&smark);
@ -10466,7 +10467,7 @@ evalcommand(union node *cmd, int flags)
/* We have a redirection error. */
if (spclbltin > 0)
raise_exception(EXERROR);
raise_exception(EXERROR); /* does not return */
goto out;
}
@ -14571,7 +14572,7 @@ procargs(char **argv)
optlist[i] = 2;
if (options(&login_sh)) {
/* it already printed err message */
raise_exception(EXERROR);
raise_exception(EXERROR); /* does not return */
}
xargv = argptr;
xminusc = minusc;