From: David Schleef <ds@schleef.org>
Date: Sat, 14 Jul 2001 00:42:51 +0000 (+0000)
Subject: Added a bit of __comedi_errno initialization
X-Git-Tag: r0_7_16~26
X-Git-Url: http://git.tremily.us/gitweb.cgi?a=commitdiff_plain;h=494d76f823c69f72d72c00a1f2743a4484e669cd;p=comedilib.git

Added a bit of __comedi_errno initialization
---

diff --git a/lib/comedi.c b/lib/comedi.c
index ccb6d2e..0f9c5c4 100644
--- a/lib/comedi.c
+++ b/lib/comedi.c
@@ -148,17 +148,26 @@ int comedi_trigger(comedi_t *it,comedi_trig *t)
 
 int comedi_command(comedi_t *it,comedi_cmd *t)
 {
-	return ioctl(it->fd,COMEDI_CMD,t);
+	int ret;
+	ret = ioctl(it->fd,COMEDI_CMD,t);
+	__comedi_errno = errno;
+	return ret;
 }
 
 int comedi_command_test(comedi_t *it,comedi_cmd *t)
 {
-	return ioctl(it->fd,COMEDI_CMDTEST,t);
+	int ret;
+	ret = ioctl(it->fd,COMEDI_CMDTEST,t);
+	__comedi_errno = errno;
+	return ret;
 }
 
 int comedi_do_insnlist(comedi_t *it,comedi_insnlist *il)
 {
-	return ioctl(it->fd,COMEDI_INSNLIST,il);
+	int ret;
+	ret = ioctl(it->fd,COMEDI_INSNLIST,il);
+	__comedi_errno = errno;
+	return ret;
 }
 
 int comedi_do_insn(comedi_t *it,comedi_insn *insn)