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update async-signal-safe comments.

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@35981 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
akr 2012-06-09 01:40:22 +00:00
parent 4a9a7756da
commit 4da82e58a1
1 changed files with 4 additions and 4 deletions
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8
process.c
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@ -1062,7 +1062,7 @@ exec_with_sh(const char *prog, char **argv, char **envp)
#define try_with_sh(prog, argv, envp) (void)0 #define try_with_sh(prog, argv, envp) (void)0
#endif #endif
/* This function should be async-signal-safe. Actually it isn't because after_exec(). */ /* This function should be async-signal-safe. Actually it is. */
static int static int
proc_exec_cmd(const char *prog, VALUE argv_str, VALUE envp_str) proc_exec_cmd(const char *prog, VALUE argv_str, VALUE envp_str)
{ {
@ -1127,7 +1127,7 @@ proc_exec_cmd(const char *prog, VALUE argv_str, VALUE envp_str)
#endif #endif
} }
/* This function should be async-signal-safe. Actually it isn't because after_exec(). */ /* This function should be async-signal-safe. Actually it is. */
static int static int
proc_exec_sh(const char *str, VALUE envp_str) proc_exec_sh(const char *str, VALUE envp_str)
{ {
@ -2600,13 +2600,13 @@ rb_exec_err(const struct rb_exec_arg *e, char *errmsg, size_t errmsg_buflen)
} }
if (e->use_shell) { if (e->use_shell) {
proc_exec_sh(RSTRING_PTR(e->invoke.sh.shell_script), e->envp_str); /* not async-signal-safe because after_exec. */ proc_exec_sh(RSTRING_PTR(e->invoke.sh.shell_script), e->envp_str); /* async-signal-safe */
} }
else { else {
char *abspath = NULL; char *abspath = NULL;
if (!NIL_P(e->invoke.cmd.command_abspath)) if (!NIL_P(e->invoke.cmd.command_abspath))
abspath = RSTRING_PTR(e->invoke.cmd.command_abspath); abspath = RSTRING_PTR(e->invoke.cmd.command_abspath);
proc_exec_cmd(abspath, e->invoke.cmd.argv_str, e->envp_str); /* not async-signal-safe because after_exec. */ proc_exec_cmd(abspath, e->invoke.cmd.argv_str, e->envp_str); /* async-signal-safe */
} }
#if !defined(HAVE_FORK) #if !defined(HAVE_FORK)
preserving_errno(rb_run_exec_options_err(sargp, NULL, errmsg, errmsg_buflen)); preserving_errno(rb_run_exec_options_err(sargp, NULL, errmsg, errmsg_buflen));