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Add G_OPTION_FLAG_NO_ARG and G_OPTION_FLAG_FILENAME to allow greater

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2005-06-18  Matthias Clasen  <mclasen@redhat.com>

	* glib/goption.h:
	* glib/goption.c: Add G_OPTION_FLAG_NO_ARG and
	G_OPTION_FLAG_FILENAME to allow greater control of
	G_OPTION_ARG_CALLBACK options. (#302632, Dan Winship)

	* tests/option-test.c: test callback args
This commit is contained in:
Matthias Clasen 2005-06-18 04:55:26 +00:00 committed by Matthias Clasen
parent 2e5ed68b65
commit 3a7a096682
9 changed files with 153 additions and 13 deletions
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9
ChangeLog
View File

@ -1,3 +1,12 @@
2005-06-18 Matthias Clasen <mclasen@redhat.com>
* glib/goption.h:
* glib/goption.c: Add G_OPTION_FLAG_NO_ARG and
G_OPTION_FLAG_FILENAME to allow greater control of
G_OPTION_ARG_CALLBACK options. (#302632, Dan Winship)
* tests/option-test.c: test callback args
2005-06-14 Theppitak Karoonboonyanan <thep@linux.thai.net>
* configure.in: Added 'th' (Thai) to ALL_LINGUAS.

9
ChangeLog.pre-2-10
View File

@ -1,3 +1,12 @@
2005-06-18 Matthias Clasen <mclasen@redhat.com>
* glib/goption.h:
* glib/goption.c: Add G_OPTION_FLAG_NO_ARG and
G_OPTION_FLAG_FILENAME to allow greater control of
G_OPTION_ARG_CALLBACK options. (#302632, Dan Winship)
* tests/option-test.c: test callback args
2005-06-14 Theppitak Karoonboonyanan <thep@linux.thai.net>
* configure.in: Added 'th' (Thai) to ALL_LINGUAS.

9
ChangeLog.pre-2-12
View File

@ -1,3 +1,12 @@
2005-06-18 Matthias Clasen <mclasen@redhat.com>
* glib/goption.h:
* glib/goption.c: Add G_OPTION_FLAG_NO_ARG and
G_OPTION_FLAG_FILENAME to allow greater control of
G_OPTION_ARG_CALLBACK options. (#302632, Dan Winship)
* tests/option-test.c: test callback args
2005-06-14 Theppitak Karoonboonyanan <thep@linux.thai.net>
* configure.in: Added 'th' (Thai) to ALL_LINGUAS.

9
ChangeLog.pre-2-8
View File

@ -1,3 +1,12 @@
2005-06-18 Matthias Clasen <mclasen@redhat.com>
* glib/goption.h:
* glib/goption.c: Add G_OPTION_FLAG_NO_ARG and
G_OPTION_FLAG_FILENAME to allow greater control of
G_OPTION_ARG_CALLBACK options. (#302632, Dan Winship)
* tests/option-test.c: test callback args
2005-06-14 Theppitak Karoonboonyanan <thep@linux.thai.net>
* configure.in: Added 'th' (Thai) to ALL_LINGUAS.

5
docs/reference/ChangeLog
View File

@ -1,3 +1,8 @@
2005-06-18 Matthias Clasen <mclasen@redhat.com>
* glib/tmpl/option.sgml (GOptionFlags): document
G_OPTION_FLAG_NO_ARG and G_OPTION_FLAG_FILENAME (Dan Winship)
2005-06-16 Mathieu Lacage <mathieu@gnome.org>
* gobject/tut_gtype.xml: fix typo reported by Hong Gang XU.

11
docs/reference/glib/tmpl/option.sgml
View File

@ -124,9 +124,6 @@ main (int argc, char *argv[])
</para>
<!-- ##### SECTION Stability_Level ##### -->
<!-- ##### ENUM GOptionError ##### -->
<para>
Error codes returned by option parsing.
@ -267,8 +264,14 @@ Flags which modify individual options.
output.
@G_OPTION_FLAG_IN_MAIN: The option appears in the main section of the
<option>--help</option> output, even if it is defined in a group.
@G_OPTION_FLAG_REVERSE: For options of the G_OPTION_ARG_NONE kind, this flag
@G_OPTION_FLAG_REVERSE: For options of the %G_OPTION_ARG_NONE kind, this flag
indicates that the sense of the option is reversed.
@G_OPTION_FLAG_NO_ARG: For options of the %G_OPTION_ARG_CALLBACK kind,
this flag indicates that the callback does not take any argument
(like a %G_OPTION_ARG_NONE option). Since 2.8
@G_OPTION_FLAG_FILENAME: For options of the %G_OPTION_ARG_CALLBACK
kind, this flag indicates that the argument should be passed to the
callback in the GLib filename encoding rather than UTF-8. Since 2.8
<!-- ##### MACRO G_OPTION_REMAINING ##### -->
<para>

31
glib/goption.c
View File

@ -33,6 +33,10 @@
#define TRANSLATE(group, str) (((group)->translate_func ? (* (group)->translate_func) ((str), (group)->translate_data) : (str)))
#define NO_ARG(entry) ((entry)->arg == G_OPTION_ARG_NONE || \
((entry)->arg == G_OPTION_ARG_CALLBACK && \
((entry)->flags & G_OPTION_FLAG_NO_ARG)))
typedef struct
{
GOptionArg arg_type;
@ -393,7 +397,7 @@ calculate_max_length (GOptionGroup *group)
if (entry->short_name)
len += 4;
if (entry->arg != G_OPTION_ARG_NONE && entry->arg_description)
if (!NO_ARG (entry) && entry->arg_description)
len += 1 + g_utf8_strlen (TRANSLATE (group, entry->arg_description), -1);
max_length = MAX (max_length, len);
@ -847,17 +851,28 @@ parse_arg (GOptionContext *context,
}
case G_OPTION_ARG_CALLBACK:
{
gchar *tmp;
gchar *data;
gboolean retval;
tmp = g_locale_to_utf8 (value, -1, NULL, NULL, error);
if (entry->flags & G_OPTION_FLAG_NO_ARG)
data = NULL;
else if (entry->flags & G_OPTION_FLAG_FILENAME)
{
#ifdef G_OS_WIN32
data = g_locale_to_utf8 (value, -1, NULL, NULL, error);
#else
data = g_strdup (value);
#endif
}
else
data = g_locale_to_utf8 (value, -1, NULL, NULL, error);
if (!value)
if (!(entry->flags & G_OPTION_FLAG_NO_ARG) && !data)
return FALSE;
retval = (* (GOptionArgFunc) entry->arg_data) (option_name, tmp, group->user_data, error);
retval = (* (GOptionArgFunc) entry->arg_data) (option_name, data, group->user_data, error);
g_free (tmp);
g_free (data);
return retval;
@ -887,7 +902,7 @@ parse_short_option (GOptionContext *context,
{
if (arg == group->entries[j].short_name)
{
if (group->entries[j].arg == G_OPTION_ARG_NONE)
if (NO_ARG (&group->entries[j]))
{
parse_arg (context, group, &group->entries[j],
NULL, NULL, error);
@ -954,7 +969,7 @@ parse_long_option (GOptionContext *context,
if (*index >= *argc)
return TRUE;
if (group->entries[j].arg == G_OPTION_ARG_NONE &&
if (NO_ARG (&group->entries[j]) &&
strcmp (arg, group->entries[j].long_name) == 0)
{
parse_arg (context, group, &group->entries[j],

4
glib/goption.h
View File

@ -34,7 +34,9 @@ typedef enum
{
G_OPTION_FLAG_HIDDEN = 1 << 0,
G_OPTION_FLAG_IN_MAIN = 1 << 1,
G_OPTION_FLAG_REVERSE = 1 << 2
G_OPTION_FLAG_REVERSE = 1 << 2,
G_OPTION_FLAG_NO_ARG = 1 << 3,
G_OPTION_FLAG_FILENAME = 1 << 4
} GOptionFlags;
typedef enum

79
tests/option-test.c
View File

@ -9,6 +9,9 @@ int arg_test1_int;
gchar *arg_test2_string;
gchar *arg_test3_filename;
gchar *callback_test1_string;
gboolean callback_test2_int;
gchar **array_test1_array;
gboolean ignore_test1_boolean;
@ -324,6 +327,78 @@ arg_test3 (void)
g_option_context_free (context);
}
static gboolean
callback_parse1 (const gchar *option_name, const gchar *value,
gpointer data, GError **error)
{
callback_test1_string = g_strdup (value);
return TRUE;
}
void
callback_test1 (void)
{
GOptionContext *context;
gboolean retval;
GError *error = NULL;
gchar **argv;
int argc;
GOptionEntry entries [] =
{ { "test", 0, 0, G_OPTION_ARG_CALLBACK, callback_parse1, NULL, NULL },
{ NULL } };
context = g_option_context_new (NULL);
g_option_context_add_main_entries (context, entries, NULL);
/* Now try parsing */
argv = split_string ("program --test foo.txt", &argc);
retval = g_option_context_parse (context, &argc, &argv, &error);
g_assert (retval);
g_assert (strcmp (callback_test1_string, "foo.txt") == 0);
g_free (callback_test1_string);
g_strfreev (argv);
g_option_context_free (context);
}
static gboolean
callback_parse2 (const gchar *option_name, const gchar *value,
gpointer data, GError **error)
{
callback_test2_int++;
return TRUE;
}
void
callback_test2 (void)
{
GOptionContext *context;
gboolean retval;
GError *error = NULL;
gchar **argv;
int argc;
GOptionEntry entries [] =
{ { "test", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, callback_parse2, NULL, NULL },
{ NULL } };
context = g_option_context_new (NULL);
g_option_context_add_main_entries (context, entries, NULL);
/* Now try parsing */
argv = split_string ("program --test --test", &argc);
retval = g_option_context_parse (context, &argc, &argv, &error);
g_assert (retval);
g_assert (callback_test2_int == 2);
g_strfreev (argv);
g_option_context_free (context);
}
void
ignore_test1 (void)
{
@ -937,6 +1012,10 @@ main (int argc, char **argv)
/* Test string arrays */
array_test1 ();
/* Test callback args */
callback_test1 ();
callback_test2 ();
/* Test ignoring options */
ignore_test1 ();
ignore_test2 ();