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objspace_dump.c: fix portability issue

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* ext/objspace/objspace_dump.c (dump_output): fix portability issue.
  mkstemp() may not be available.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@43608 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2013-11-09 06:16:58 +00:00
parent 90feeb6ab9
commit 671707b546
2 changed files with 13 additions and 1 deletions
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1
ext/objspace/extconf.rb
View file

@ -1,2 +1,3 @@
$INCFLAGS << " -I$(topdir) -I$(top_srcdir)"
have_func("mkstemp")
create_makefile('objspace')

13
ext/objspace/objspace_dump.c
View file

@ -290,8 +290,11 @@ root_obj_i(const char *category, VALUE obj, void *data)
dc->roots++;
}
#ifndef HAVE_MKSTEMP
#define dump_output(dc, opts, output, filename) dump_output(dc, opts, output)
#endif
static VALUE
dump_output(struct dump_config *dc, VALUE opts, VALUE output, char *filename)
dump_output(struct dump_config *dc, VALUE opts, VALUE output, const char *filename)
{
if (RTEST(opts))
output = rb_hash_aref(opts, sym_output);
@ -301,10 +304,14 @@ dump_output(struct dump_config *dc, VALUE opts, VALUE output, char *filename)
dc->string = Qnil;
}
else if (output == sym_file) {
#ifdef HAVE_MKSTEMP
int fd = mkstemp(filename);
dc->string = rb_filesystem_str_new_cstr(filename);
if (fd == -1) rb_sys_fail_path(dc->string);
dc->stream = fdopen(fd, "w");
#else
rb_raise(rb_eArgError, "output to temprary file is not supported");
#endif
}
else if (output == sym_string) {
dc->string = rb_str_new_cstr("");
@ -347,7 +354,9 @@ dump_result(struct dump_config *dc, VALUE output)
static VALUE
objspace_dump(int argc, VALUE *argv, VALUE os)
{
#ifdef HAVE_MKSTEMP
char filename[] = "/tmp/rubyobjXXXXXX";
#endif
VALUE obj = Qnil, opts = Qnil, output;
struct dump_config dc = {0,};
@ -377,7 +386,9 @@ objspace_dump(int argc, VALUE *argv, VALUE os)
static VALUE
objspace_dump_all(int argc, VALUE *argv, VALUE os)
{
#ifdef HAVE_MKSTEMP
char filename[] = "/tmp/rubyheapXXXXXX";
#endif
VALUE opts = Qnil, output;
struct dump_config dc = {0,};