Compatibility definitions for {set,get,end}usershell()

This provides compatibility definitions for systems that don't have
these functions (some Solaris flavours).

2 files changed, 50 insertions, 0 deletions

diff --git a/compat/Makefile.am b/compat/Makefile.am
index 7391fee..66703c5 100644
--- a/compat/Makefile.am
+++ b/compat/Makefile.am
@@ -25,6 +25,7 @@ AM_CFLAGS = -fPIC
 EXTRA_DIST = getopt_long.c getopt_long.h \
              daemon.c daemon.h \
              ether.c ether.h \
+             shell.h \
              strndup.c strndup.h \
              nss_compat.h socket.h \
              ldap_compat.h pagectrl.c ldap_passwd_s.c ldap_initialize.c \
diff --git a/compat/shell.h b/compat/shell.h
new file mode 100644
index 0000000..09c480e
--- /dev/null
+++ b/compat/shell.h
@@ -0,0 +1,49 @@
+/*
+   shell.h - ethernet definitions for systems lacking those
+
+   Copyright (C) 2013 Arthur de Jong
+
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   This library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with this library; if not, write to the Free Software
+   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+   02110-1301 USA
+*/
+
+#ifndef COMPAT__SHELL_H
+#define COMPAT__SHELL_H 1
+
+#ifdef HAVE_GETUSERSHELL
+#if !HAVE_DECL_GETUSERSHELL
+/* we define getusershell() here because on some platforms the function is
+   undefined */
+extern char *getusershell(void);
+#endif /* not HAVE_DECL_GETUSERSHELL */
+#endif /* HAVE_GETUSERSHELL */
+
+#ifdef HAVE_SETUSERSHELL
+#if !HAVE_DECL_SETUSERSHELL
+/* we define setusershell() here because on some platforms the function is
+   undefined */
+extern char *setusershell(void);
+#endif /* not HAVE_DECL_SETUSERSHELL */
+#endif /* HAVE_SETUSERSHELL */
+
+#ifdef HAVE_ENDUSERSHELL
+#if !HAVE_DECL_ENDUSERSHELL
+/* we define getusershell() here because on some platforms the function is
+   undefined */
+extern char *endusershell(void);
+#endif /* not HAVE_DECL_ENDUSERSHELL */
+#endif /* HAVE_ENDUSERSHELL */
+
+#endif /* not COMPAT__SHELL_H */