gem-graph-client/libide/foundry/ide-build-utils.c

88 lines
2.0 KiB
C

/* ide-build-utils.c
*
* Copyright 2017 Sebastien Lafargue <slafargue@gnome.org>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* SPDX-License-Identifier: GPL-3.0-or-later
*/
#define G_LOG_DOMAIN "ide-build-utils"
#include "config.h"
#include "ide-build-private.h"
guint8 *
_ide_build_utils_filter_color_codes (const guint8 *data,
gsize len,
gsize *out_len)
{
g_autoptr(GByteArray) dst = NULL;
g_return_val_if_fail (out_len != NULL, NULL);
*out_len = 0;
if (data == NULL)
return NULL;
else if (len == 0)
return (guint8 *)g_strdup ("");
dst = g_byte_array_sized_new (len);
for (gsize i = 0; i < len; i++)
{
guint8 ch = data[i];
guint8 next = (i+1) < len ? data[i+1] : 0;
if (ch == '\\' && next == 'e')
{
i += 2;
}
else if (ch == '\033')
{
i++;
}
else
{
g_byte_array_append (dst, &ch, 1);
continue;
}
if (i >= len)
break;
if (data[i] == '[')
i++;
if (i >= len)
break;
for (; i < len; i++)
{
ch = data[i];
if (g_ascii_isdigit (ch) || ch == ' ' || ch == ';')
continue;
break;
}
}
*out_len = dst->len;
return g_byte_array_free (g_steal_pointer (&dst), FALSE);
}