* cygwin.din (getmntent_r): Export.

	* mount.cc (getmntent_r): New function.
	* posix.sgml (std-gnu): Add getmntent_r.
	* include/mntent.h (getmntent_r): Declare.
	* include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.

7 files changed, 43 insertions, 2 deletions

diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog
index cca6875..60b1808 100644
--- a/winsup/cygwin/ChangeLog
+++ b/winsup/cygwin/ChangeLog
@@ -1,3 +1,11 @@
+2012-07-18  Yaakov Selkowitz  <yselkowitz@users.sourceforge.net>
+
+	* cygwin.din (getmntent_r): Export.
+	* mount.cc (getmntent_r): New function.
+	* posix.sgml (std-gnu): Add getmntent_r.
+	* include/mntent.h (getmntent_r): Declare.
+	* include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.
+
 2012-07-12  Corinna Vinschen  <corinna@vinschen.de>
 
 	* winlean.h: Make sure certain Windows macros are undefined again.
diff --git a/winsup/cygwin/cygwin.din b/winsup/cygwin/cygwin.din
index 7084f49..acd043b 100644
--- a/winsup/cygwin/cygwin.din
+++ b/winsup/cygwin/cygwin.din
@@ -738,6 +738,7 @@ _getlogin = getlogin NOSIGFE
 getlogin_r NOSIGFE
 getmntent SIGFE
 _getmntent = getmntent SIGFE
+getmntent_r SIGFE
 getmode SIGFE
 _getmode = getmode SIGFE
 getnameinfo = cygwin_getnameinfo SIGFE
diff --git a/winsup/cygwin/include/cygwin/version.h b/winsup/cygwin/include/cygwin/version.h
index 0e9ead9..7b85d88 100644
--- a/winsup/cygwin/include/cygwin/version.h
+++ b/winsup/cygwin/include/cygwin/version.h
@@ -430,12 +430,13 @@ details. */
       259: Export pthread_sigqueue.
       260: Export scandirat.
       261: Export memrchr.
+      262: Export getmntent_r.
      */
 
      /* Note that we forgot to bump the api for ualarm, strtoll, strtoull */
 
 #define CYGWIN_VERSION_API_MAJOR 0
-#define CYGWIN_VERSION_API_MINOR 261
+#define CYGWIN_VERSION_API_MINOR 262
 
      /* There is also a compatibity version number associated with the
 	shared memory regions.  It is incremented when incompatible
diff --git a/winsup/cygwin/include/mntent.h b/winsup/cygwin/include/mntent.h
index 8ad270b..5fb8e3a 100644
--- a/winsup/cygwin/include/mntent.h
+++ b/winsup/cygwin/include/mntent.h
@@ -31,6 +31,7 @@ struct mntent
 #include <stdio.h>
 FILE *setmntent (const char *__filep, const char *__type);
 struct mntent *getmntent (FILE *__filep);
+struct mntent *getmntent_r (FILE *, struct mntent *, char *, int);
 int endmntent (FILE *__filep);
 #endif
 
diff --git a/winsup/cygwin/mount.cc b/winsup/cygwin/mount.cc
index 17d9a45..efd4d41 100644
--- a/winsup/cygwin/mount.cc
+++ b/winsup/cygwin/mount.cc
@@ -1899,6 +1899,35 @@ getmntent (FILE *)
   return mount_table->getmntent (_my_tls.locals.iteration++);
 }
 
+extern "C" struct mntent *
+getmntent_r (FILE *, struct mntent *mntbuf, char *buf, int buflen)
+{
+  struct mntent *mnt = mount_table->getmntent (_my_tls.locals.iteration++);
+  int fsname_len, dir_len, type_len, opts_len, tmplen = buflen;
+
+  if (!mnt)
+    return NULL;
+
+  fsname_len = strlen (mnt->mnt_fsname) + 1;
+  dir_len = strlen (mnt->mnt_dir) + 1;
+  type_len = strlen (mnt->mnt_type) + 1;
+  opts_len = strlen (mnt->mnt_opts) + 1;
+
+  snprintf (buf, buflen, "%s%c%s%c%s%c%s", mnt->mnt_fsname, '\0',
+	    mnt->mnt_dir, '\0', mnt->mnt_type, '\0', mnt->mnt_opts);
+
+  mntbuf->mnt_fsname = buf;
+  tmplen -= fsname_len;
+  mntbuf->mnt_dir = tmplen > 0 ? buf + fsname_len : (char *)"";
+  tmplen -= dir_len;
+  mntbuf->mnt_type = tmplen > 0 ? buf + fsname_len + dir_len : (char *)"";
+  tmplen -= type_len;
+  mntbuf->mnt_opts = tmplen > 0 ? buf + fsname_len + dir_len + type_len : (char *)"";
+  mntbuf->mnt_freq = mnt->mnt_freq;
+  mntbuf->mnt_passno = mnt->mnt_passno;
+  return mntbuf;
+}
+
 extern "C" int
 endmntent (FILE *)
 {
diff --git a/winsup/cygwin/posix.sgml b/winsup/cygwin/posix.sgml
index e9b4e08..0c6f6e5 100644
--- a/winsup/cygwin/posix.sgml
+++ b/winsup/cygwin/posix.sgml
@@ -1115,6 +1115,7 @@ also IEEE Std 1003.1-2008 (POSIX.1-2008).</para>
     get_phys_pages
     get_nprocs
     get_nprocs_conf
+    getmntent_r
     getopt_long
     getopt_long_only
     getpt
diff --git a/winsup/cygwin/release/1.7.16 b/winsup/cygwin/release/1.7.16
index a55c8ae..39bf8bd 100644
--- a/winsup/cygwin/release/1.7.16
+++ b/winsup/cygwin/release/1.7.16
@@ -1,7 +1,7 @@
 What's new:
 -----------
 
-- New API: memrchr.
+- New API: getmntent_r, memrchr.
 
 - Support ReFS.