From 5e002635fcfda365a0f7c0e84cd534c44abaa6a9 Mon Sep 17 00:00:00 2001
From: Aris Adamantiadis <aris@0xbadc0de.be>
Date: Tue, 3 Nov 2009 21:04:36 +0100
Subject: [PATCH] Fix compilation on freebsd 6.0 which lacks argp.h

---
 ConfigureChecks.cmake | 1 +
 examples/samplesshd.c | 9 +++++++--
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/ConfigureChecks.cmake b/ConfigureChecks.cmake
index 8ca82585..c2bed2ec 100644
--- a/ConfigureChecks.cmake
+++ b/ConfigureChecks.cmake
@@ -21,6 +21,7 @@ check_c_compiler_flag("-fvisibility=hidden" WITH_VISIBILITY_HIDDEN)
 endif(CMAKE_COMPILER_IS_GNUC)
 
 # HEADER FILES
+check_include_file(argp.h HAVE_ARGP_H)
 check_include_file(pty.h HAVE_PTY_H)
 check_include_file(terminos.h HAVE_TERMIOS_H)
 if (WIN32)
diff --git a/examples/samplesshd.c b/examples/samplesshd.c
index 142e8805..f2013b76 100644
--- a/examples/samplesshd.c
+++ b/examples/samplesshd.c
@@ -14,7 +14,10 @@ clients must be made or how a client should react.
 
 #include <libssh/libssh.h>
 #include <libssh/server.h>
+
+#ifdef HAVE_ARGP_H
 #include <argp.h>
+#endif
 #include <stdlib.h>
 #include <string.h>
 #include <stdio.h>
@@ -34,7 +37,7 @@ static int auth_password(char *user, char *password){
         return 0;
     return 1; // authenticated
 }
-
+#ifdef HAVE_ARGP_H
 const char *argp_program_version = "libssh server example "
   SSH_STRINGIFY(LIBSSH_VERSION);
 const char *argp_program_bug_address = "<libssh@libssh.org>";
@@ -135,6 +138,7 @@ static error_t parse_opt (int key, char *arg, struct argp_state *state) {
 
 /* Our argp parser. */
 static struct argp argp = {options, parse_opt, args_doc, doc, NULL, NULL, NULL};
+#endif /* HAVE_ARGP_H */
 
 int main(int argc, char **argv){
     ssh_session session;
@@ -153,12 +157,13 @@ int main(int argc, char **argv){
     ssh_bind_options_set(sshbind, SSH_BIND_OPTIONS_DSAKEY, KEYS_FOLDER "ssh_host_dsa_key");
     ssh_bind_options_set(sshbind, SSH_BIND_OPTIONS_RSAKEY, KEYS_FOLDER "ssh_host_rsa_key");
 
+#ifdef HAVE_ARGP_H
     /*
      * Parse our arguments; every option seen by parse_opt will
      * be reflected in arguments.
      */
     argp_parse (&argp, argc, argv, 0, 0, sshbind);
-
+#endif
     if(ssh_bind_listen(sshbind)<0){
         printf("Error listening to socket: %s\n",ssh_get_error(sshbind));
         return 1;