0.locale.cpp

Go to the documentation of this file.

 
#include <cstdio>        // for remove()
#include <cstdlib>       // for getenv()
 
#include <rw_environ.h>  // for rw_putenv()
#include <rw_file.h>     // for rw_fwrite()
#include <rw_driver.h>   // for rw_test(), etc.
#include <rw_locale.h>   // for rw_localedef()
#include <rw_printf.h>   // for rw_fprintf()
 
 
static int
test_localedef ()
{
    // the root of the locale directory (RWSTD_LOCALE_ROOT)
    static const char* const locale_root = rw_set_locale_root ();
 
    static int inx;
 
    const int id = inx++;
 
    // create a temporary locale definition file
    char srcfname [1024];
    if (rw_snprintf (srcfname, sizeof srcfname, "%s%c%s.%d",
                     locale_root, _RWSTD_PATH_SEP, "locale", id) < 0)
        return -1;
 
    // create a temporary character map file
    char cmfname [1024];
    if (rw_snprintf (cmfname, sizeof cmfname, "%s%c%s.%d.src",
                     locale_root, _RWSTD_PATH_SEP, "charmap", id) < 0)
        return -1;
 
    rw_fwrite (srcfname, "LC_CTYPE\nEND LC_CTYPE\n");
    rw_fwrite (cmfname, "CHARMAP\nEND CHARMAP\n");
 
    const char opts[]    = "-w";
    char locname[40];
    rw_snprintf (locname, sizeof locname, "%s.%d", "locale", id);
 
    // try to create the locale
    const char* const ret =
        rw_localedef (opts, srcfname, cmfname, locname);
 
    const char* const topdir = std::getenv ("TOPDIR");
 
    rw_assert (0 != ret, 0, __LINE__,
               "rw_localedef(%s, %#s, %#s, %#s) failed with TOPDIR=%#s",
               opts, srcfname, cmfname, locname, topdir);
 
    // remove temporary files
    std::remove (cmfname);
    std::remove (srcfname);
 
    return 0;
}
 
 
static int
run_test (int, char*[])
{
    // exercise with the default setting of TOPDIR
    rw_error (0 == test_localedef (), 0, __LINE__, "");
 
    // exercise with TOPDIR set but empty
    rw_putenv ("TOPDIR=");
    rw_error (0 == test_localedef (), 0, __LINE__, "");
 
    // exercise with TOPDIR unset
    rw_putenv ("TOPDIR");
    rw_error (0 == test_localedef (), 0, __LINE__, "");
 
    return 0;
}
 
 
int main (int argc, char *argv[])
{
    return rw_test (argc, argv, __FILE__,
                    0 /* no section */,
                    0 /* no comment */,
                    run_test,
                    "",
                    0);
}