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authorTomoyuki Sahara <[email protected]>2014-04-18 11:20:55 +0900
committerTomoyuki Sahara <[email protected]>2014-04-18 11:20:55 +0900
commit36045ea96fa499681a5773c1148a7ddc6715face (patch)
treeba496c26fa79eb4636afec0d94fb85a63cbaf5a2 /include
parent1c4f46f3244bf4b4b3e8acf55348e6104a2ace4f (diff)
downloadmruby-36045ea96fa499681a5773c1148a7ddc6715face.tar.gz
mruby-36045ea96fa499681a5773c1148a7ddc6715face.zip
IO#syswrite should raise an error if it's not opened for writing.
Diffstat (limited to 'include')
-rw-r--r--include/mruby/ext/io.h5
1 files changed, 3 insertions, 2 deletions
diff --git a/include/mruby/ext/io.h b/include/mruby/ext/io.h
index 8cf2e90b0..7d61ba267 100644
--- a/include/mruby/ext/io.h
+++ b/include/mruby/ext/io.h
@@ -10,9 +10,10 @@ extern "C" {
#endif
struct mrb_io {
- int fd; /* file descriptor */
- int fd2; /* file descriptor */
+ int fd; /* file descriptor, or -1 */
+ int fd2; /* file descriptor to write if it's different from fd, or -1 */
int pid; /* child's pid (for pipes) */
+ unsigned int writable:1;
};
#define FMODE_READABLE 0x00000001