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mjit: provide more diagnostics for waitpid failures

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Also, enable check for defined(_WIN32) macro for SIGCHLD_LOSSY, too.

[Bug #14867]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63796 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
normal 2018-06-30 03:50:52 +00:00
parent ce2a3b40ed
commit e4600b87b5
2 changed files with 4 additions and 3 deletions
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5
mjit.c
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@ -422,8 +422,9 @@ exec_process(const char *path, char *const argv[])
: waitpid(pid, &stat, 0);
if (r == -1) {
if (errno == EINTR) continue;
fprintf(stderr, "[%d] waitpid(%d): %s\n",
getpid(), pid, strerror(errno));
fprintf(stderr, "[%d] waitpid(%d): %s (SIGCHLD=%d,%u)\n",
getpid(), pid, strerror(errno),
RUBY_SIGCHLD, SIGCHLD_LOSSY);
break;
}
else if (r == pid) {

2
vm_core.h
View file

@ -101,7 +101,7 @@
#endif
/* platforms with broken or non-existent SIGCHLD work by polling */
#if defined(__APPLE__) || defined(__WIN32__)
#if defined(__APPLE__) || defined(__WIN32__) || defined(_WIN32)
# define SIGCHLD_LOSSY (1)
#else
# define SIGCHLD_LOSSY (0)