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update async-signal-safe comments.

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@35945 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
akr 2012-06-06 11:58:09 +00:00
parent 70232e400c
commit aaf6bde978
1 changed files with 13 additions and 13 deletions
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26
process.c
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@ -1045,7 +1045,7 @@ security(const char *str)
#if defined(HAVE_FORK) && !defined(__native_client__)
/* try_with_sh and exec_with_sh should be async-signal-safe. */
/* try_with_sh and exec_with_sh should be async-signal-safe. Actually it is.*/
#define try_with_sh(prog, argv, envp) ((saved_errno == ENOEXEC) ? exec_with_sh((prog), (argv), (envp)) : (void)0)
static void
exec_with_sh(const char *prog, char **argv, char **envp)
@ -1068,7 +1068,7 @@ exec_with_sh(const char *prog, char **argv, char **envp)
#define ALLOC_ARGV_WITH_STR(n, v, s, l) \
(char **)(((s) = ALLOCV_N(char, (v), ARGV_SIZE(n) + (l)) + ARGV_SIZE(n)) - ARGV_SIZE(n))
/* This function should be async-signal-safe. */
/* This function should be async-signal-safe. Actually it isn't because after_exec(). */
static int
proc_exec_v(const char *prog, VALUE argv_str, VALUE envp_str)
{
@ -1135,7 +1135,7 @@ proc_exec_v(const char *prog, VALUE argv_str, VALUE envp_str)
#endif
}
/* This function should be async-signal-safe. */
/* This function should be async-signal-safe. Actually it isn't because after_exec(). */
static int
rb_proc_exec_e(const char *str, VALUE envp_str)
{
@ -2147,7 +2147,7 @@ run_exec_dup2_tmpbuf_size(long n)
return sizeof(struct run_exec_dup2_fd_pair) * n;
}
/* This function should be async-signal-safe when _save_ is not Qnil. */
/* This function should be async-signal-safe when _save_ is not Qnil. Hopefully it is. */
static int
run_exec_dup2(VALUE ary, VALUE tmpbuf, VALUE save, char *errmsg, size_t errmsg_buflen)
{
@ -2279,7 +2279,7 @@ run_exec_dup2(VALUE ary, VALUE tmpbuf, VALUE save, char *errmsg, size_t errmsg_b
return -1;
}
/* This function should be async-signal-safe. */
/* This function should be async-signal-safe. Actually it is. */
static int
run_exec_close(VALUE ary, char *errmsg, size_t errmsg_buflen)
{
@ -2298,7 +2298,7 @@ run_exec_close(VALUE ary, char *errmsg, size_t errmsg_buflen)
return 0;
}
/* This function should be async-signal-safe when _save_ is not Qnil. */
/* This function should be async-signal-safe when _save_ is not Qnil. Actually it is. */
static int
run_exec_open(VALUE ary, VALUE save, char *errmsg, size_t errmsg_buflen)
{
@ -2348,7 +2348,7 @@ run_exec_open(VALUE ary, VALUE save, char *errmsg, size_t errmsg_buflen)
return 0;
}
/* This function should be async-signal-safe when _save_ is not Qnil. */
/* This function should be async-signal-safe when _save_ is not Qnil. Actually it is. */
static int
run_exec_dup2_child(VALUE ary, VALUE save, char *errmsg, size_t errmsg_buflen)
{
@ -2373,7 +2373,7 @@ run_exec_dup2_child(VALUE ary, VALUE save, char *errmsg, size_t errmsg_buflen)
}
#ifdef HAVE_SETPGID
/* This function should be async-signal-safe when _save_ is not Qnil. */
/* This function should be async-signal-safe when _save_ is not Qnil. Actually it is. */
static int
run_exec_pgroup(VALUE obj, VALUE save, char *errmsg, size_t errmsg_buflen)
{
@ -2400,7 +2400,7 @@ run_exec_pgroup(VALUE obj, VALUE save, char *errmsg, size_t errmsg_buflen)
#endif
#if defined(HAVE_SETRLIMIT) && defined(RLIM2NUM)
/* This function should be async-signal-safe when _save_ is not Qnil. */
/* This function should be async-signal-safe when _save_ is not Qnil. Hopefully it is. */
static int
run_exec_rlimit(VALUE ary, VALUE save, char *errmsg, size_t errmsg_buflen)
{
@ -2460,7 +2460,7 @@ save_env(VALUE save)
}
#endif
/* This function should be async-signal-safe when _s_ is not NULL. */
/* This function should be async-signal-safe when _s_ is not NULL. Hopefully it is. */
int
rb_run_exec_options_err(const struct rb_exec_arg *e, struct rb_exec_arg *s, char *errmsg, size_t errmsg_buflen)
{
@ -2489,7 +2489,7 @@ rb_run_exec_options_err(const struct rb_exec_arg *e, struct rb_exec_arg *s, char
#if defined(HAVE_SETRLIMIT) && defined(RLIM2NUM)
obj = rb_ary_entry(options, EXEC_OPTION_RLIMIT);
if (!NIL_P(obj)) {
if (run_exec_rlimit(obj, soptions, errmsg, errmsg_buflen) == -1) /* not async-signal-safe */
if (run_exec_rlimit(obj, soptions, errmsg, errmsg_buflen) == -1) /* hopefully async-signal-safe */
return -1;
}
#endif
@ -2593,7 +2593,7 @@ rb_run_exec_options(const struct rb_exec_arg *e, struct rb_exec_arg *s)
return rb_run_exec_options_err(e, s, NULL, 0);
}
/* This function should be async-signal-safe. */
/* This function should be async-signal-safe. Actually it isn't because after_exec(). */
int
rb_exec_err(const struct rb_exec_arg *e, char *errmsg, size_t errmsg_buflen)
{
@ -2647,7 +2647,7 @@ rb_exec(const struct rb_exec_arg *e)
}
#ifdef HAVE_FORK
/* This function should be async-signal-safe. */
/* This function should be async-signal-safe. Actually it isn't. */
static int
rb_exec_atfork(void* arg, char *errmsg, size_t errmsg_buflen)
{