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author | akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2012-06-06 11:58:09 +0000 |
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committer | akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2012-06-06 11:58:09 +0000 |
commit | aaf6bde9780173a989acc3af7d25debc350f53e8 (patch) | |
tree | 1e1e6688e92cbd993c4c06fdce53ec7fe5b8be64 /process.c | |
parent | 70232e400cae3509b6b816e3c8beed8be6f55dd7 (diff) | |
download | ruby-aaf6bde9780173a989acc3af7d25debc350f53e8.tar.gz |
update async-signal-safe comments.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@35945 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'process.c')
-rw-r--r-- | process.c | 26 |
1 files changed, 13 insertions, 13 deletions
@@ -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) { |