From 9d07076beffe22495ec496c60a09edd6c390e8cd Mon Sep 17 00:00:00 2001
From: ocean <ocean@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sun, 25 Jul 2004 02:25:25 +0000
Subject: * win32/win32.{h,c} (rb_w32_{f,fd,fs}open): workaround for bcc32's  
 {f,fd,fs}open bug. set errno EMFILE and EBADF. [ruby-dev:23963]

* test/drb/drbtest.rb: fix method duplication.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@6697 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 win32/win32.c | 52 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 52 insertions(+)

(limited to 'win32/win32.c')

diff --git a/win32/win32.c b/win32/win32.c
index 8059a1315d..95ee05566a 100644
--- a/win32/win32.c
+++ b/win32/win32.c
@@ -3330,3 +3330,55 @@ rb_w32_snprintf(char *buf, size_t size, const char *format, ...)
     va_end(va);
     return ret;
 }
+
+//
+// Fix bcc32's stdio bug
+//
+
+#ifdef __BORLANDC__
+static int
+too_many_files()
+{
+    FILE *f;
+    for (f = _streams; f < _streams + _nfile; f++) {
+	if (f->fd < 0) return 0;
+    }
+    return 1;
+}
+
+#undef fopen
+FILE *
+rb_w32_fopen(const char *path, const char *mode)
+{
+    FILE *f = (errno = 0, fopen(path, mode));
+    if (f == NULL && errno == 0) {
+	if (too_many_files())
+	    errno = EMFILE;
+    }
+    return f;
+}
+
+FILE *
+rb_w32_fdopen(int handle, char *type)
+{
+    FILE *f = (errno = 0, _fdopen(handle, type));
+    if (f == NULL && errno == 0) {
+	if (handle < 0)
+	    errno = EBADF;
+	else if (too_many_files())
+	    errno = EMFILE;
+    }
+    return f;
+}
+
+FILE *
+rb_w32_fsopen(const char *path, const char *mode, int shflags)
+{
+    FILE *f = (errno = 0, _fsopen(path, mode, shflags));
+    if (f == NULL && errno == 0) {
+	if (too_many_files())
+	    errno = EMFILE;
+    }
+    return f;
+}
+#endif
-- 
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