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authornobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2011-12-21 06:23:15 (GMT)
committernobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2011-12-21 06:23:15 (GMT)
commit7bc839bdd2befe13cbb41081cb430c28bcc1974c (patch)
treeda5054852920d2ec3379487c28cd5f11a086c97d /goruby.c
parentf9a4d5717c2cc4eddb44439f7d85d6840e928127 (diff)
* goruby.c (goruby_options): auto irb.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@34090 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'goruby.c')
-rw-r--r--goruby.c28
1 files changed, 28 insertions, 0 deletions
diff --git a/goruby.c b/goruby.c
index 17be654..78d6dca 100644
--- a/goruby.c
+++ b/goruby.c
@@ -1,8 +1,13 @@
+#include <unistd.h>
+
void Init_golf(void);
+#define ruby_options goruby_options
#define ruby_run_node goruby_run_node
#include "main.c"
+#undef ruby_options
#undef ruby_run_node
+RUBY_EXTERN void *ruby_options(int argc, char **argv);
RUBY_EXTERN int ruby_run_node(void*);
RUBY_EXTERN void ruby_init_ext(const char *name, void (*init)(void));
@@ -13,6 +18,29 @@ init_golf(VALUE arg)
return arg;
}
+void *
+goruby_options(int argc, char **argv)
+{
+ static const char cmd[] = "require 'irb'\nIRB.start";
+ int rw[2], infd;
+ void *ret;
+
+ if ((isatty(0) && isatty(1) && isatty(2)) && (pipe(rw) == 0)) {
+ infd = dup(0);
+ dup2(rw[0], 0);
+ close(rw[0]);
+ write(rw[1], cmd, sizeof(cmd) - 1);
+ close(rw[1]);
+ ret = ruby_options(argc, argv);
+ dup2(infd, 0);
+ close(infd);
+ return ret;
+ }
+ else {
+ return ruby_options(argc, argv);
+ }
+}
+
int
goruby_run_node(void *arg)
{