#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#include <errno.h>
#include <unistd.h>
#include <libgen.h>


#include <sybfront.h>
#include <sybdb.h>

int err_handler(DBPROCESS*, int, int, int, char*, char*);
int msg_handler(DBPROCESS*, DBINT, int, int, char*, char*, char*, int);

int main() {
    DBPROCESS *dbproc;
    LOGINREC *login;
    DBCHAR name[100];

    dbinit ();

    login = dblogin();
    DBSETLUSER(login, "login");
    DBSETLPWD(login, "passwd");
    DBSETLAPP(login, "Freetds");
    dbproc = dbopen(login, "SERVERNAME");
    dbcmd(dbproc, "SELECT @@SERVERNAME");
    dbsqlexec(dbproc);
    if (dbresults(dbproc) == SUCCEED)
        {
            dbbind(dbproc, 1, NTBSTRINGBIND, 0, name);
            while (dbnextrow(dbproc) != NO_MORE_ROWS) {
                printf("%s\n", name);
            }
        }
    dbexit();
    return 0;
}

# gdb ./sample
GNU gdb 6.1.1 [FreeBSD]
Copyright 2004 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you are
welcome to change it and/or distribute copies of it under certain conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB.  Type "show warranty" for details.
This GDB was configured as "i386-marcel-freebsd"...(no debugging symbols found)...
(gdb) run
Starting program: /home/user/sample
[New LWP 100170]
[New Thread 0x28201040 (LWP 100170)]

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x28201040 (LWP 100170)]
tds_dstr_copyn (s=0x6374652f, src=0x280c69db "SYBASE", length=6) at tdsstring.c:88
88              if (s->dstr_s != tds_str_empty)
(gdb) bt
#0  tds_dstr_copyn (s=0x6374652f, src=0x280c69db "SYBASE", length=6) at tdsstring.c:88
#1  0x280b67b5 in tds_dstr_copy (s=0x6374652f, src=0x280c69db "SYBASE") at tdsstring.c:139
#2  0x2808e4e2 in tdsdbopen (login=0x281baed3, server=0x280c69db "SYBASE", msdblib=0) at dblib.c:1176
#3  0x280970fc in dbopen (login=0x281baed3, server=0x0) at dbopen.c:48
#4  0x281589c7 in getpwent_r () from /lib/libc.so.7
#5  0x2815a2cb in getpwent_r () from /lib/libc.so.7
#6  0x2818ccd4 in nsdispatch () from /lib/libc.so.7
#7  0x28157f04 in getpwuid_r () from /lib/libc.so.7
#8  0x280b5dc9 in tds_get_homedir () at threadsafe.c:534
#9  0x280aa791 in tds_get_home_file (file=0xbfbfe930 "") at config.c:321
#10 0x280aab2a in tds_read_conf_file (connection=0x2822d0c0, server=0x2820a0b0 "SERVERNAME") at config.c:372
#11 0x280ab768 in tds_read_config_info (tds=0x282200c0, login=0x2820d080, locale=0x2820a030) at config.c:190
#12 0x2808e555 in tdsdbopen (login=0x2820b088, server=0x80489bb "SERVERNAME", msdblib=0) at dblib.c:1192
#13 0x080487cd in main ()
(gdb) quit

# tsql  -C
Compile-time settings (established with the "configure" script)
                            Version: freetds v0.91
             freetds.conf directory: /usr/local/etc
     MS db-lib source compatibility: no
        Sybase binary compatibility: yes
                      Thread safety: yes
                      iconv library: no
                        TDS version: 7.1
                              iODBC: no
                           unixodbc: no
              SSPI "trusted" logins: no
                           Kerberos: no