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/* GNUPLOT - gplocale.c */
/*[
* Copyright 1999, 2004 Lars Hecking
*
* Permission to use, copy, and distribute this software and its
* documentation for any purpose with or without fee is hereby granted,
* provided that the above copyright notice appear in all copies and
* that both that copyright notice and this permission notice appear
* in supporting documentation.
*
* Permission to modify the software is granted, but not the right to
* distribute the complete modified source code. Modifications are to
* be distributed as patches to the released version. Permission to
* distribute binaries produced by compiling modified sources is granted,
* provided you
* 1. distribute the corresponding source modifications from the
* released version in the form of a patch file along with the binaries,
* 2. add special version identification to distinguish your version
* in addition to the base release version number,
* 3. provide your name and address as the primary contact for the
* support of your modified version, and
* 4. retain our contact information in regard to use of the base
* software.
* Permission to distribute the released version of the source code along
* with corresponding source modifications in the form of a patch file is
* granted with same provisions 2 through 4 for binary distributions.
*
* This software is provided "as is" without express or implied warranty
* to the extent permitted by applicable law.
]*/
#include
<string.h>
#include
"gplocale.h"
#include
"stdfn.h"
#include
"command.h"
#include
"term_api.h"
#include
"util.h"
/* Day and month names controlled by 'set locale'.
* These used to be defined in national.h but internationalization via locale
* is now a bit more common than it was last century.
*/
char
full_month_names
[
12
][
32
]
=
{
"January"
,
"February"
,
"March"
,
"April"
,
"May"
,
"June"
,
"July"
,
"August"
,
"September"
,
"October"
,
"November"
,
"December"
};
char
abbrev_month_names
[
12
][
8
]
=
{
"Jan"
,
"Feb"
,
"Mar"
,
"Apr"
,
"May"
,
"Jun"
,
"Jul"
,
"Aug"
,
"Sep"
,
"Oct"
,
"Nov"
,
"Dec"
};
char
full_day_names
[
7
][
32
]
=
{
"Sunday"
,
"Monday"
,
"Tuesday"
,
"Wednesday"
,
"Thursday"
,
"Friday"
,
"Saturday"
};
char
abbrev_day_names
[
7
][
8
]
=
{
"Sun"
,
"Mon"
,
"Tue"
,
"Wed"
,
"Thu"
,
"Fri"
,
"Sat"
};
char
*
locale_handler
(
int
action
,
char
*
newlocale
)
{
struct
tm
tm
;
int
i
;
switch
(
action
) {
case
ACTION_CLEAR
:
case
ACTION_INIT
:
free
(
time_locale
);
#ifdef
HAVE_LOCALE_H
setlocale
(
LC_TIME
,
""
);
setlocale
(
LC_CTYPE
,
""
);
time_locale
=
gp_strdup
(
setlocale
(
LC_TIME
,
NULL
));
#else
time_locale
=
gp_strdup
(
INITIAL_LOCALE
);
#endif
break
;
case
ACTION_SET
:
#ifdef
HAVE_LOCALE_H
if
(
setlocale
(
LC_TIME
,
newlocale
)) {
free
(
time_locale
);
time_locale
=
gp_strdup
(
setlocale
(
LC_TIME
,
NULL
));
}
else
{
int_error
(
c_token
,
"Locale not available"
);
}
/* we can do a *lot* better than this ; eg use system functions
* where available; create values on first use, etc
*/
memset
(
&
tm
,
0
,
sizeof
(
struct
tm
));
for
(
i
=
0
;
i
<
7
;
++
i
) {
tm
.
tm_wday
=
i
;
/* hope this enough */
strftime
(
full_day_names
[
i
],
sizeof
(
full_day_names
[
i
]),
"%A"
,
&
tm
);
strftime
(
abbrev_day_names
[
i
],
sizeof
(
abbrev_day_names
[
i
]),
"%a"
,
&
tm
);
}
for
(
i
=
0
;
i
<
12
;
++
i
) {
tm
.
tm_mon
=
i
;
/* hope this enough */
strftime
(
full_month_names
[
i
],
sizeof
(
full_month_names
[
i
]),
"%B"
,
&
tm
);
strftime
(
abbrev_month_names
[
i
],
sizeof
(
abbrev_month_names
[
i
]),
"%b"
,
&
tm
);
}
#else
time_locale
=
gp_realloc
(
time_locale
,
strlen
(
newlocale
)
+
1
,
"locale"
);
strcpy
(
time_locale
,
newlocale
);
#endif
/* HAVE_LOCALE_H */
break
;
case
ACTION_SHOW
:
#ifdef
HAVE_LOCALE_H
fprintf
(
stderr
,
"\tgnuplot LC_CTYPE %s\n"
,
setlocale
(
LC_CTYPE
,
NULL
));
fprintf
(
stderr
,
"\tgnuplot encoding %s\n"
,
encoding_names
[
encoding
]);
fprintf
(
stderr
,
"\tgnuplot LC_TIME %s\n"
,
setlocale
(
LC_TIME
,
NULL
));
fprintf
(
stderr
,
"\tgnuplot LC_NUMERIC %s\n"
,
numeric_locale
?
numeric_locale
:
"C"
);
#else
fprintf
(
stderr
,
"\tlocale is \"%s\"\n"
,
time_locale
);
#endif
break
;
case
ACTION_GET
:
default
:
break
;
}
return
time_locale
;
}
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