/*****************************************************************************
* libc.c: Extra libc function for some systems.
*****************************************************************************
- * Copyright (C) 2002-2006 the VideoLAN team
- * $Id$
+ * Copyright (C) 2002-2006 VLC authors and VideoLAN
*
- * Authors: Jon Lech Johansen <jon-vl@nanocrew.net>
- * Samuel Hocevar <sam@zoy.org>
- * Gildas Bazin <gbazin@videolan.org>
- * Derk-Jan Hartman <hartman at videolan dot org>
- * Christophe Massiot <massiot@via.ecp.fr>
- * Rémi Denis-Courmont <rem à videolan.org>
+ * Authors: Gildas Bazin <gbazin@videolan.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 2 of the License, or
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation; either version 2.1 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.
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Lesser General Public License for more details.
*
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
-#include <vlc/vlc.h>
-
-#include <ctype.h>
+#include <vlc_common.h>
+#include <vlc_charset.h>
+#include <errno.h>
#undef iconv_t
#undef iconv_open
# include <iconv.h>
#endif
-#ifdef HAVE_DIRENT_H
-# include <dirent.h>
-#endif
-
-#ifdef HAVE_SIGNAL_H
-# include <signal.h>
-#endif
+#if defined(__OS2__) && defined(__INNOTEK_LIBC__)
+# include <uconv.h>
-#ifdef HAVE_FORK
-# include <sys/time.h>
-# include <unistd.h>
-# include <errno.h>
-# include <sys/wait.h>
-# include <fcntl.h>
-# include <sys/socket.h>
-# include <sys/poll.h>
-#endif
-
-#if defined(WIN32) || defined(UNDER_CE)
-# undef _wopendir
-# undef _wreaddir
-# undef _wclosedir
-# undef rewinddir
-# undef seekdir
-# undef telldir
-# define WIN32_LEAN_AND_MEAN
-# include <windows.h>
-#endif
-
-#ifdef UNDER_CE
-# define strcoll strcmp
-#endif
-
-/*****************************************************************************
- * getenv: just in case, but it should never be called
- *****************************************************************************/
-#if !defined( HAVE_GETENV )
-char *vlc_getenv( const char *name )
+typedef struct os2_iconv_t
{
- return NULL;
-}
+ UconvObject from;
+} os2_iconv_t;
#endif
/*****************************************************************************
- * strdup: returns a malloc'd copy of a string
- *****************************************************************************/
-#if !defined( HAVE_STRDUP )
-char *vlc_strdup( const char *string )
-{
- return strndup( string, strlen( string ) );
-}
-#endif
-
-/*****************************************************************************
- * strndup: returns a malloc'd copy of at most n bytes of string
- * Does anyone know whether or not it will be present in Jaguar?
- *****************************************************************************/
-#if !defined( HAVE_STRNDUP )
-char *vlc_strndup( const char *string, size_t n )
-{
- char *psz;
- size_t len = strlen( string );
-
- len = __MIN( len, n );
- psz = (char*)malloc( len + 1 );
- if( psz != NULL )
- {
- memcpy( (void*)psz, (const void*)string, len );
- psz[ len ] = 0;
- }
-
- return psz;
-}
-#endif
-
-/*****************************************************************************
- * strnlen:
- *****************************************************************************/
-#if !defined( HAVE_STRNLEN )
-size_t vlc_strnlen( const char *psz, size_t n )
-{
- const char *psz_end = memchr( psz, 0, n );
- return psz_end ? (size_t)( psz_end - psz ) : n;
-}
-#endif
-
-/*****************************************************************************
- * strcasecmp: compare two strings ignoring case
- *****************************************************************************/
-#if !defined( HAVE_STRCASECMP ) && !defined( HAVE_STRICMP )
-int vlc_strcasecmp( const char *s1, const char *s2 )
-{
- int c1, c2;
- if( !s1 || !s2 ) return -1;
-
- while( *s1 && *s2 )
- {
- c1 = tolower(*s1);
- c2 = tolower(*s2);
-
- if( c1 != c2 ) return (c1 < c2 ? -1 : 1);
- s1++; s2++;
- }
-
- if( !*s1 && !*s2 ) return 0;
- else return (*s1 ? 1 : -1);
-}
-#endif
-
-/*****************************************************************************
- * strncasecmp: compare n chars from two strings ignoring case
- *****************************************************************************/
-#if !defined( HAVE_STRNCASECMP ) && !defined( HAVE_STRNICMP )
-int vlc_strncasecmp( const char *s1, const char *s2, size_t n )
-{
- int c1, c2;
- if( !s1 || !s2 ) return -1;
-
- while( n > 0 && *s1 && *s2 )
- {
- c1 = tolower(*s1);
- c2 = tolower(*s2);
-
- if( c1 != c2 ) return (c1 < c2 ? -1 : 1);
- s1++; s2++; n--;
- }
-
- if( !n || (!*s1 && !*s2) ) return 0;
- else return (*s1 ? 1 : -1);
-}
-#endif
-
-/******************************************************************************
- * strcasestr: find a substring (little) in another substring (big)
- * Case sensitive. Return NULL if not found, return big if little == null
+ * Local conversion routine from ISO_6937 to UTF-8 charset. Support for this
+ * is still missing in libiconv, hence multiple operating systems lack it.
+ * The conversion table adds Euro sign (0xA4) as per ETSI EN 300 468 Annex A
*****************************************************************************/
-#if !defined( HAVE_STRCASESTR ) && !defined( HAVE_STRISTR )
-char * vlc_strcasestr( const char *psz_big, const char *psz_little )
-{
- char *p_pos = (char *)psz_big;
-
- if( !psz_big || !psz_little || !*psz_little ) return p_pos;
-
- while( *p_pos )
- {
- if( toupper( *p_pos ) == toupper( *psz_little ) )
+#ifndef __linux__
+static const uint16_t to_ucs4[128] =
+{
+ /* 0x80 */ 0x0080, 0x0081, 0x0082, 0x0083, 0x0084, 0x0085, 0x0086, 0x0087,
+ /* 0x88 */ 0x0088, 0x0089, 0x008a, 0x008b, 0x008c, 0x008d, 0x008e, 0x008f,
+ /* 0x90 */ 0x0090, 0x0091, 0x0092, 0x0093, 0x0094, 0x0095, 0x0096, 0x0097,
+ /* 0x98 */ 0x0098, 0x0099, 0x009a, 0x009b, 0x009c, 0x009d, 0x009e, 0x009f,
+ /* 0xa0 */ 0x00a0, 0x00a1, 0x00a2, 0x00a3, 0x20ac, 0x00a5, 0x0000, 0x00a7,
+ /* 0xa8 */ 0x00a4, 0x2018, 0x201c, 0x00ab, 0x2190, 0x2191, 0x2192, 0x2193,
+ /* 0xb0 */ 0x00b0, 0x00b1, 0x00b2, 0x00b3, 0x00d7, 0x00b5, 0x00b6, 0x00b7,
+ /* 0xb8 */ 0x00f7, 0x2019, 0x201d, 0x00bb, 0x00bc, 0x00bd, 0x00be, 0x00bf,
+ /* 0xc0 */ 0x0000, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
+ /* 0xc8 */ 0xffff, 0x0000, 0xffff, 0xffff, 0x0000, 0xffff, 0xffff, 0xffff,
+ /* 0xd0 */ 0x2014, 0x00b9, 0x00ae, 0x00a9, 0x2122, 0x266a, 0x00ac, 0x00a6,
+ /* 0xd8 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x215b, 0x215c, 0x215d, 0x215e,
+ /* 0xe0 */ 0x2126, 0x00c6, 0x00d0, 0x00aa, 0x0126, 0x0000, 0x0132, 0x013f,
+ /* 0xe8 */ 0x0141, 0x00d8, 0x0152, 0x00ba, 0x00de, 0x0166, 0x014a, 0x0149,
+ /* 0xf0 */ 0x0138, 0x00e6, 0x0111, 0x00f0, 0x0127, 0x0131, 0x0133, 0x0140,
+ /* 0xf8 */ 0x0142, 0x00f8, 0x0153, 0x00df, 0x00fe, 0x0167, 0x014b, 0x00ad
+};
+
+/* The outer array range runs from 0xc1 to 0xcf, the inner range from 0x40
+ to 0x7f. */
+static const uint16_t to_ucs4_comb[15][64] =
+{
+ /* 0xc1 */
+ {
+ /* 0x40 */ 0x0000, 0x00c0, 0x0000, 0x0000, 0x0000, 0x00c8, 0x0000, 0x0000,
+ /* 0x48 */ 0x0000, 0x00cc, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x00d2,
+ /* 0x50 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x00d9, 0x0000, 0x0000,
+ /* 0x58 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+ /* 0x60 */ 0x0000, 0x00e0, 0x0000, 0x0000, 0x0000, 0x00e8, 0x0000, 0x0000,
+ /* 0x68 */ 0x0000, 0x00ec, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x00f2,
+ /* 0x70 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x00f9, 0x0000, 0x0000,
+ /* 0x78 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000
+ },
+ /* 0xc2 */
+ {
+ /* 0x40 */ 0x0000, 0x00c1, 0x0000, 0x0106, 0x0000, 0x00c9, 0x0000, 0x0000,
+ /* 0x48 */ 0x0000, 0x00cd, 0x0000, 0x0000, 0x0139, 0x0000, 0x0143, 0x00d3,
+ /* 0x50 */ 0x0000, 0x0000, 0x0154, 0x015a, 0x0000, 0x00da, 0x0000, 0x0000,
+ /* 0x58 */ 0x0000, 0x00dd, 0x0179, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+ /* 0x60 */ 0x0000, 0x00e1, 0x0000, 0x0107, 0x0000, 0x00e9, 0x0000, 0x0000,
+ /* 0x68 */ 0x0000, 0x00ed, 0x0000, 0x0000, 0x013a, 0x0000, 0x0144, 0x00f3,
+ /* 0x70 */ 0x0000, 0x0000, 0x0155, 0x015b, 0x0000, 0x00fa, 0x0000, 0x0000,
+ /* 0x78 */ 0x0000, 0x00fd, 0x017a, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000
+ },
+ /* 0xc3 */
+ {
+ /* 0x40 */ 0x0000, 0x00c2, 0x0000, 0x0108, 0x0000, 0x00ca, 0x0000, 0x011c,
+ /* 0x48 */ 0x0124, 0x00ce, 0x0134, 0x0000, 0x0000, 0x0000, 0x0000, 0x00d4,
+ /* 0x50 */ 0x0000, 0x0000, 0x0000, 0x015c, 0x0000, 0x00db, 0x0000, 0x0174,
+ /* 0x58 */ 0x0000, 0x0176, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+ /* 0x60 */ 0x0000, 0x00e2, 0x0000, 0x0109, 0x0000, 0x00ea, 0x0000, 0x011d,
+ /* 0x68 */ 0x0125, 0x00ee, 0x0135, 0x0000, 0x0000, 0x0000, 0x0000, 0x00f4,
+ /* 0x70 */ 0x0000, 0x0000, 0x0000, 0x015d, 0x0000, 0x00fb, 0x0000, 0x0175,
+ /* 0x78 */ 0x0000, 0x0177, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000
+ },
+ /* 0xc4 */
+ {
+ /* 0x40 */ 0x0000, 0x00c3, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+ /* 0x48 */ 0x0000, 0x0128, 0x0000, 0x0000, 0x0000, 0x0000, 0x00d1, 0x00d5,
+ /* 0x50 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0168, 0x0000, 0x0000,
+ /* 0x58 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+ /* 0x60 */ 0x0000, 0x00e3, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+ /* 0x68 */ 0x0000, 0x0129, 0x0000, 0x0000, 0x0000, 0x0000, 0x00f1, 0x00f5,
+ /* 0x70 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0169, 0x0000, 0x0000,
+ /* 0x78 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000
+ },
+ /* 0xc5 */
+ {
+ /* 0x40 */ 0x0000, 0x0100, 0x0000, 0x0000, 0x0000, 0x0112, 0x0000, 0x0000,
+ /* 0x48 */ 0x0000, 0x012a, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x014c,
+ /* 0x50 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x016a, 0x0000, 0x0000,
+ /* 0x58 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+ /* 0x60 */ 0x0000, 0x0101, 0x0000, 0x0000, 0x0000, 0x0113, 0x0000, 0x0000,
+ /* 0x68 */ 0x0000, 0x012b, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x014d,
+ /* 0x70 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x016b, 0x0000, 0x0000,
+ /* 0x78 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000
+ },
+ /* 0xc6 */
+ {
+ /* 0x40 */ 0x0000, 0x0102, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x011e,
+ /* 0x48 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+ /* 0x50 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x016c, 0x0000, 0x0000,
+ /* 0x58 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+ /* 0x60 */ 0x0000, 0x0103, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x011f,
+ /* 0x68 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+ /* 0x70 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x016d, 0x0000, 0x0000,
+ /* 0x78 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000
+ },
+ /* 0xc7 */
+ {
+ /* 0x40 */ 0x0000, 0x0000, 0x0000, 0x010a, 0x0000, 0x0116, 0x0000, 0x0120,
+ /* 0x48 */ 0x0000, 0x0130, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+ /* 0x50 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+ /* 0x58 */ 0x0000, 0x0000, 0x017b, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+ /* 0x60 */ 0x0000, 0x0000, 0x0000, 0x010b, 0x0000, 0x0117, 0x0000, 0x0121,
+ /* 0x68 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+ /* 0x70 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+ /* 0x78 */ 0x0000, 0x0000, 0x017c, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000
+ },
+ /* 0xc8 */
+ {
+ /* 0x40 */ 0x0000, 0x00c4, 0x0000, 0x0000, 0x0000, 0x00cb, 0x0000, 0x0000,
+ /* 0x48 */ 0x0000, 0x00cf, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x00d6,
+ /* 0x50 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x00dc, 0x0000, 0x0000,
+ /* 0x58 */ 0x0000, 0x0178, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+ /* 0x60 */ 0x0000, 0x00e4, 0x0000, 0x0000, 0x0000, 0x00eb, 0x0000, 0x0000,
+ /* 0x68 */ 0x0000, 0x00ef, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x00f6,
+ /* 0x70 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x00fc, 0x0000, 0x0000,
+ /* 0x78 */ 0x0000, 0x00ff, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000
+ },
+ /* 0xc9 */
+ {
+ 0x0000,
+ },
+ /* 0xca */
+ {
+ /* 0x40 */ 0x0000, 0x00c5, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+ /* 0x48 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+ /* 0x50 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x016e, 0x0000, 0x0000,
+ /* 0x58 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+ /* 0x60 */ 0x0000, 0x00e5, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+ /* 0x68 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+ /* 0x70 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x016f, 0x0000, 0x0000,
+ /* 0x78 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000
+ },
+ /* 0xcb */
+ {
+ /* 0x40 */ 0x0000, 0x0000, 0x0000, 0x00c7, 0x0000, 0x0000, 0x0000, 0x0122,
+ /* 0x48 */ 0x0000, 0x0000, 0x0000, 0x0136, 0x013b, 0x0000, 0x0145, 0x0000,
+ /* 0x50 */ 0x0000, 0x0000, 0x0156, 0x015e, 0x0162, 0x0000, 0x0000, 0x0000,
+ /* 0x58 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+ /* 0x60 */ 0x0000, 0x0000, 0x0000, 0x00e7, 0x0000, 0x0000, 0x0000, 0x0123,
+ /* 0x68 */ 0x0000, 0x0000, 0x0000, 0x0137, 0x013c, 0x0000, 0x0146, 0x0000,
+ /* 0x70 */ 0x0000, 0x0000, 0x0157, 0x015f, 0x0163, 0x0000, 0x0000, 0x0000,
+ /* 0x78 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000
+ },
+ /* 0xcc */
+ {
+ 0x0000,
+ },
+ /* 0xcd */
+ {
+ /* 0x40 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+ /* 0x48 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0150,
+ /* 0x50 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0170, 0x0000, 0x0000,
+ /* 0x58 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+ /* 0x60 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+ /* 0x68 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0151,
+ /* 0x70 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0171, 0x0000, 0x0000,
+ /* 0x78 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000
+ },
+ /* 0xce */
+ {
+ /* 0x40 */ 0x0000, 0x0104, 0x0000, 0x0000, 0x0000, 0x0118, 0x0000, 0x0000,
+ /* 0x48 */ 0x0000, 0x012e, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+ /* 0x50 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0172, 0x0000, 0x0000,
+ /* 0x58 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+ /* 0x60 */ 0x0000, 0x0105, 0x0000, 0x0000, 0x0000, 0x0119, 0x0000, 0x0000,
+ /* 0x68 */ 0x0000, 0x012f, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+ /* 0x70 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0173, 0x0000, 0x0000,
+ /* 0x78 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000
+ },
+ /* 0xcf */
+ {
+ /* 0x40 */ 0x0000, 0x0000, 0x0000, 0x010c, 0x010e, 0x011a, 0x0000, 0x0000,
+ /* 0x48 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x013d, 0x0000, 0x0147, 0x0000,
+ /* 0x50 */ 0x0000, 0x0000, 0x0158, 0x0160, 0x0164, 0x0000, 0x0000, 0x0000,
+ /* 0x58 */ 0x0000, 0x0000, 0x017d, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+ /* 0x60 */ 0x0000, 0x0000, 0x0000, 0x010d, 0x010f, 0x011b, 0x0000, 0x0000,
+ /* 0x68 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x013e, 0x0000, 0x0148, 0x0000,
+ /* 0x70 */ 0x0000, 0x0000, 0x0159, 0x0161, 0x0165, 0x0000, 0x0000, 0x0000,
+ /* 0x78 */ 0x0000, 0x0000, 0x017e, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000
+ }
+};
+
+static size_t ISO6937toUTF8( const unsigned char **inbuf, size_t *inbytesleft,
+ unsigned char **outbuf, size_t *outbytesleft )
+
+
+{
+ if( !inbuf || !(*inbuf) )
+ return (size_t)(0); /* Reset state requested */
+
+ const unsigned char *iptr = *inbuf;
+ const unsigned char *iend = iptr + *inbytesleft;
+ unsigned char *optr = *outbuf;
+ unsigned char *oend = optr + *outbytesleft;
+ uint16_t ch;
+ int err = 0;
+
+ while ( iptr < iend )
+ {
+ if( *iptr < 0x80 )
{
- char * psz_cur1 = p_pos + 1;
- char * psz_cur2 = (char *)psz_little + 1;
- while( *psz_cur1 && *psz_cur2 &&
- toupper( *psz_cur1 ) == toupper( *psz_cur2 ) )
+ if( optr >= oend )
{
- psz_cur1++;
- psz_cur2++;
+ err = E2BIG;
+ break; /* No space in outbuf */
}
- if( !*psz_cur2 ) return p_pos;
+ *optr++ = *iptr++;
+ continue;
}
- p_pos++;
- }
- return NULL;
-}
-#endif
-
-/*****************************************************************************
- * vasprintf:
- *****************************************************************************/
-#if !defined(HAVE_VASPRINTF) || defined(__APPLE__) || defined(SYS_BEOS)
-int vlc_vasprintf(char **strp, const char *fmt, va_list ap)
-{
- /* Guess we need no more than 100 bytes. */
- int i_size = 100;
- char *p = malloc( i_size );
- int n;
-
- if( p == NULL )
- {
- *strp = NULL;
- return -1;
- }
- for( ;; )
- {
- /* Try to print in the allocated space. */
- n = vsnprintf( p, i_size, fmt, ap );
- /* If that worked, return the string. */
- if (n > -1 && n < i_size)
+ if ( optr + 2 >= oend )
{
- *strp = p;
- return strlen( p );
+ err = E2BIG;
+ break; /* No space in outbuf for multibyte char */
}
- /* Else try again with more space. */
- if (n > -1) /* glibc 2.1 */
- {
- i_size = n+1; /* precisely what is needed */
- }
- else /* glibc 2.0 */
- {
- i_size *= 2; /* twice the old size */
- }
- if( (p = realloc( p, i_size ) ) == NULL)
- {
- *strp = NULL;
- return -1;
- }
- }
-}
-#endif
-
-/*****************************************************************************
- * asprintf:
- *****************************************************************************/
-#if !defined(HAVE_ASPRINTF) || defined(__APPLE__) || defined(SYS_BEOS)
-int vlc_asprintf( char **strp, const char *fmt, ... )
-{
- va_list args;
- int i_ret;
-
- va_start( args, fmt );
- i_ret = vasprintf( strp, fmt, args );
- va_end( args );
-
- return i_ret;
-}
-#endif
-
-/*****************************************************************************
- * atof: convert a string to a double.
- *****************************************************************************/
-#if !defined( HAVE_ATOF )
-double vlc_atof( const char *nptr )
-{
- double f_result;
- wchar_t *psz_tmp = NULL;
- int i_len = strlen( nptr ) + 1;
- psz_tmp = malloc( i_len * sizeof(wchar_t) );
- if( !psz_tmp )
- return NULL;
- MultiByteToWideChar( CP_ACP, 0, nptr, -1, psz_tmp, i_len );
- f_result = wcstod( psz_tmp, NULL );
- free( psz_tmp );
+ ch = to_ucs4[*iptr - 0x80];
- return f_result;
-}
-#endif
-
-/*****************************************************************************
- * strtoll: convert a string to a 64 bits int.
- *****************************************************************************/
-#if !defined( HAVE_STRTOLL )
-int64_t vlc_strtoll( const char *nptr, char **endptr, int base )
-{
- int64_t i_value = 0;
- int sign = 1, newbase = base ? base : 10;
-
- while( isspace(*nptr) ) nptr++;
-
- if( *nptr == '-' )
- {
- sign = -1;
- nptr++;
- }
-
- /* Try to detect base */
- if( *nptr == '0' )
- {
- newbase = 8;
- nptr++;
-
- if( *nptr == 'x' )
+ if( ch == 0xffff )
{
- newbase = 16;
- nptr++;
- }
- }
-
- if( base && newbase != base )
- {
- if( endptr ) *endptr = (char *)nptr;
- return i_value;
- }
-
- switch( newbase )
- {
- case 10:
- while( *nptr >= '0' && *nptr <= '9' )
+ /* Composed character */
+ if ( iptr + 1 >= iend )
{
- i_value *= 10;
- i_value += ( *nptr++ - '0' );
+ err = EINVAL;
+ break; /* No next character */
}
- if( endptr ) *endptr = (char *)nptr;
- break;
-
- case 16:
- while( (*nptr >= '0' && *nptr <= '9') ||
- (*nptr >= 'a' && *nptr <= 'f') ||
- (*nptr >= 'A' && *nptr <= 'F') )
+ if ( iptr[1] < 0x40 || iptr[1] >= 0x80 ||
+ !(ch = to_ucs4_comb[iptr[0] - 0xc1][iptr[1] - 0x40]) )
{
- int i_valc = 0;
- if(*nptr >= '0' && *nptr <= '9') i_valc = *nptr - '0';
- else if(*nptr >= 'a' && *nptr <= 'f') i_valc = *nptr - 'a' +10;
- else if(*nptr >= 'A' && *nptr <= 'F') i_valc = *nptr - 'A' +10;
- i_value *= 16;
- i_value += i_valc;
- nptr++;
+ err = EILSEQ;
+ break; /* Illegal combination */
}
- if( endptr ) *endptr = (char *)nptr;
- break;
-
- default:
- i_value = strtol( nptr, endptr, newbase );
- break;
- }
-
- return i_value * sign;
-}
-#endif
+ iptr += 2;
-/*****************************************************************************
- * atoll: convert a string to a 64 bits int.
- *****************************************************************************/
-#if !defined( HAVE_ATOLL )
-int64_t vlc_atoll( const char *nptr )
-{
- return strtoll( nptr, (char **)NULL, 10 );
-}
-#endif
-
-/*****************************************************************************
- * lldiv: returns quotient and remainder
- *****************************************************************************/
-#if !defined( HAVE_LLDIV )
-lldiv_t vlc_lldiv( long long numer, long long denom )
-{
- lldiv_t d;
- d.quot = numer / denom;
- d.rem = numer % denom;
- return d;
-}
-#endif
-
-
-/**
- * Copy a string to a sized buffer. The result is always nul-terminated
- * (contrary to strncpy()).
- *
- * @param dest destination buffer
- * @param src string to be copied
- * @param len maximum number of characters to be copied plus one for the
- * terminating nul.
- *
- * @return strlen(src)
- */
-#ifndef HAVE_STRLCPY
-extern size_t vlc_strlcpy (char *tgt, const char *src, size_t bufsize)
-{
- size_t length;
-
- for (length = 1; (length < bufsize) && *src; length++)
- *tgt++ = *src++;
-
- if (bufsize)
- *tgt = '\0';
-
- while (*src++)
- length++;
-
- return length - 1;
-}
-#endif
-
-/*****************************************************************************
- * vlc_*dir_wrapper: wrapper under Windows to return the list of drive letters
- * when called with an empty argument or just '\'
- *****************************************************************************/
-#if defined(WIN32) && !defined(UNDER_CE)
-# include <assert.h>
-
-typedef struct vlc_DIR
-{
- _WDIR *p_real_dir;
- int i_drives;
- struct _wdirent dd_dir;
- bool b_insert_back;
-} vlc_DIR;
-
-void *vlc_wopendir( const wchar_t *wpath )
-{
- vlc_DIR *p_dir = NULL;
- _WDIR *p_real_dir = NULL;
-
- if ( wpath == NULL || wpath[0] == '\0'
- || (wcscmp (wpath, L"\\") == 0) )
- {
- /* Special mode to list drive letters */
- p_dir = malloc( sizeof(vlc_DIR) );
- if( !p_dir )
- return NULL;
- p_dir->p_real_dir = NULL;
- p_dir->i_drives = GetLogicalDrives();
- return (void *)p_dir;
- }
-
- p_real_dir = _wopendir( wpath );
- if ( p_real_dir == NULL )
- return NULL;
-
- p_dir = malloc( sizeof(vlc_DIR) );
- if( !p_dir )
- {
- _wclosedir( p_real_dir );
- return NULL;
- }
- p_dir->p_real_dir = p_real_dir;
-
- assert (wpath[0]); // wpath[1] is defined
- p_dir->b_insert_back = !wcscmp (wpath + 1, L":\\");
- return (void *)p_dir;
-}
-
-struct _wdirent *vlc_wreaddir( void *_p_dir )
-{
- vlc_DIR *p_dir = (vlc_DIR *)_p_dir;
- unsigned int i;
- DWORD i_drives;
-
- if ( p_dir->p_real_dir != NULL )
- {
- if ( p_dir->b_insert_back )
- {
- /* Adds "..", gruik! */
- p_dir->dd_dir.d_ino = 0;
- p_dir->dd_dir.d_reclen = 0;
- p_dir->dd_dir.d_namlen = 2;
- wcscpy( p_dir->dd_dir.d_name, L".." );
- p_dir->b_insert_back = false;
- return &p_dir->dd_dir;
}
-
- return _wreaddir( p_dir->p_real_dir );
- }
-
- /* Drive letters mode */
- i_drives = p_dir->i_drives;
- if ( !i_drives )
- return NULL; /* end */
-
- for ( i = 0; i < sizeof(DWORD)*8; i++, i_drives >>= 1 )
- if ( i_drives & 1 ) break;
-
- if ( i >= 26 )
- return NULL; /* this should not happen */
-
- swprintf( p_dir->dd_dir.d_name, L"%c:\\", 'A' + i );
- p_dir->dd_dir.d_namlen = wcslen(p_dir->dd_dir.d_name);
- p_dir->i_drives &= ~(1UL << i);
- return &p_dir->dd_dir;
-}
-
-int vlc_wclosedir( void *_p_dir )
-{
- vlc_DIR *p_dir = (vlc_DIR *)_p_dir;
- int i_ret = 0;
-
- if ( p_dir->p_real_dir != NULL )
- i_ret = _wclosedir( p_dir->p_real_dir );
-
- free( p_dir );
- return i_ret;
-}
-
-void vlc_rewinddir( void *_p_dir )
-{
- vlc_DIR *p_dir = (vlc_DIR *)_p_dir;
-
- if ( p_dir->p_real_dir != NULL )
- _wrewinddir( p_dir->p_real_dir );
-}
-
-void vlc_seekdir( void *_p_dir, long loc)
-{
- vlc_DIR *p_dir = (vlc_DIR *)_p_dir;
-
- if ( p_dir->p_real_dir != NULL )
- _wseekdir( p_dir->p_real_dir, loc );
-}
-
-long vlc_telldir( void *_p_dir )
-{
- vlc_DIR *p_dir = (vlc_DIR *)_p_dir;
-
- if ( p_dir->p_real_dir != NULL )
- return _wtelldir( p_dir->p_real_dir );
- return 0;
-}
-#endif
-
-/*****************************************************************************
- * scandir: scan a directory alpha-sorted
- *****************************************************************************/
-#if !defined( HAVE_SCANDIR )
-/* FIXME: I suspect this is dead code -> utf8_scandir */
-#ifdef WIN32
-# undef opendir
-# undef readdir
-# undef closedir
-#endif
-int vlc_alphasort( const struct dirent **a, const struct dirent **b )
-{
- return strcoll( (*a)->d_name, (*b)->d_name );
-}
-
-int vlc_scandir( const char *name, struct dirent ***namelist,
- int (*filter) ( const struct dirent * ),
- int (*compar) ( const struct dirent **,
- const struct dirent ** ) )
-{
- DIR * p_dir;
- struct dirent * p_content;
- struct dirent ** pp_list;
- int ret, size;
-
- if( !namelist || !( p_dir = opendir( name ) ) ) return -1;
-
- ret = 0;
- pp_list = NULL;
- while( ( p_content = readdir( p_dir ) ) )
- {
- if( filter && !filter( p_content ) )
+ else
{
- continue;
+ if ( !ch )
+ {
+ err = EILSEQ;
+ break;
+ }
+ iptr++;
}
- pp_list = realloc( pp_list, ( ret + 1 ) * sizeof( struct dirent * ) );
- size = sizeof( struct dirent ) + strlen( p_content->d_name ) + 1;
- pp_list[ret] = malloc( size );
- if( pp_list[ret] )
+
+ if ( ch < 0x800 )
{
- memcpy( pp_list[ret], p_content, size );
- ret++;
+ optr[1] = 0x80 | (ch & 0x3f);
+ optr[0] = 0xc0 | (ch >> 6);
+ optr +=2;
}
else
{
- /* Continuing is useless when no more memory can be allocted,
- * so better return what we have found.
- */
- ret = -1;
- break;
+ optr[2] = 0x80 | (ch & 0x3f);
+ ch >>= 6;
+ optr[1] = 0x80 | (ch & 0x3f);
+ optr[0] = 0xe0 | (ch >> 6);
+ optr += 3;
}
- }
- closedir( p_dir );
+ }
+ *inbuf = iptr;
+ *outbuf = optr;
+ *inbytesleft = iend - iptr;
+ *outbytesleft = oend - optr;
- if( compar )
+ if( err )
{
- qsort( pp_list, ret, sizeof( struct dirent * ),
- (int (*)(const void *, const void *)) compar );
+ errno = err;
+ return (size_t)(-1);
}
- *namelist = pp_list;
- return ret;
-}
-#endif
+ return (size_t)(0);
-#if defined (WIN32)
-/**
- * gettext callbacks for plugins.
- * LibVLC links libintl statically on Windows.
- */
-char *vlc_dgettext( const char *package, const char *msgid )
-{
- return dgettext( package, msgid );
}
#endif
-/**
- * In-tree plugins share their gettext domain with LibVLC.
- */
-char *vlc_gettext( const char *msgid )
-{
- return dgettext( PACKAGE_NAME, msgid );
-}
-
/*****************************************************************************
- * count_utf8_string: returns the number of characters in the string.
+ * iconv wrapper
*****************************************************************************/
-static int count_utf8_string( const char *psz_string )
+vlc_iconv_t vlc_iconv_open( const char *tocode, const char *fromcode )
{
- int i = 0, i_count = 0;
- while( psz_string[ i ] != 0 )
+#ifndef __linux__
+ if( !strcasecmp(tocode, "UTF-8") && !strcasecmp(fromcode, "ISO_6937") )
+ return (vlc_iconv_t)(-2);
+#endif
+#if defined(HAVE_ICONV)
+# if defined(__OS2__) && defined(__INNOTEK_LIBC__)
+ char tocode_ucs2[] = "UCS-2LE";
+ char fromcode_ucs2[] = "UCS-2LE";
+ os2_iconv_t *p_os2_iconv;
+
+ /* Workaround for UTF-16 because OS/2 supports UCS-2 only not UTF-16 */
+ if( !strncmp( tocode, "UTF-16", 6 ))
{
- if( ((unsigned char *)psz_string)[ i ] < 0x80UL ) i_count++;
- i++;
+ strncpy( tocode_ucs2 + 5, tocode + 6, 2 );
+ tocode = tocode_ucs2;
}
- return i_count;
-}
-
-/*****************************************************************************
- * wraptext: inserts \n at convenient places to wrap the text.
- * Returns the modified string in a new buffer.
- *****************************************************************************/
-char *vlc_wraptext( const char *psz_text, int i_line )
-{
- int i_len;
- char *psz_line, *psz_new_text;
- psz_line = psz_new_text = strdup( psz_text );
+ if( !strncmp( fromcode, "UTF-16", 6 ))
+ {
+ strncpy( fromcode_ucs2 + 5, fromcode + 6, 2 );
+ fromcode = fromcode_ucs2;
+ }
- i_len = count_utf8_string( psz_text );
+ p_os2_iconv = ( os2_iconv_t * )iconv_open( tocode, fromcode );
- while( i_len > i_line )
+ if( p_os2_iconv != ( iconv_t )(-1))
{
- /* Look if there is a newline somewhere. */
- char *psz_parser = psz_line;
- int i_count = 0;
- while( i_count <= i_line && *psz_parser != '\n' )
- {
- while( *((unsigned char *)psz_parser) >= 0x80UL ) psz_parser++;
- psz_parser++;
- i_count++;
- }
- if( *psz_parser == '\n' )
- {
- i_len -= (i_count + 1);
- psz_line = psz_parser + 1;
- continue;
- }
-
- /* Find the furthest space. */
- while( psz_parser > psz_line && *psz_parser != ' ' )
- {
- while( *((unsigned char *)psz_parser) >= 0x80UL ) psz_parser--;
- psz_parser--;
- i_count--;
- }
- if( *psz_parser == ' ' )
- {
- *psz_parser = '\n';
- i_len -= (i_count + 1);
- psz_line = psz_parser + 1;
- continue;
- }
+ /* Mimic a behavior of GNU libiconv */
+ uconv_attribute_t attr;
- /* Wrapping has failed. Find the first space or newline */
- while( i_count < i_len && *psz_parser != ' ' && *psz_parser != '\n' )
- {
- while( *((unsigned char *)psz_parser) >= 0x80UL ) psz_parser++;
- psz_parser++;
- i_count++;
- }
- if( i_count < i_len ) *psz_parser = '\n';
- i_len -= (i_count + 1);
- psz_line = psz_parser + 1;
+ UniQueryUconvObject( p_os2_iconv->from, &attr,
+ sizeof( uconv_attribute_t ),
+ NULL, NULL, NULL );
+ attr.converttype |= CVTTYPE_PATH;
+ UniSetUconvObject( p_os2_iconv->from, &attr );
}
- return psz_new_text;
-}
-
-/*****************************************************************************
- * iconv wrapper
- *****************************************************************************/
-vlc_iconv_t vlc_iconv_open( const char *tocode, const char *fromcode )
-{
-#if defined(HAVE_ICONV)
+ return ( vlc_iconv_t )p_os2_iconv;
+# else
return iconv_open( tocode, fromcode );
+# endif
#else
- return NULL;
+ return (vlc_iconv_t)(-1);
#endif
}
size_t vlc_iconv( vlc_iconv_t cd, const char **inbuf, size_t *inbytesleft,
char **outbuf, size_t *outbytesleft )
{
+#ifndef __linux__
+ if ( cd == (vlc_iconv_t)(-2) )
+ return ISO6937toUTF8( (const unsigned char **)inbuf, inbytesleft,
+ (unsigned char **)outbuf, outbytesleft );
+#endif
#if defined(HAVE_ICONV)
return iconv( cd, (ICONV_CONST char **)inbuf, inbytesleft,
outbuf, outbytesleft );
#else
- int i_bytes;
-
- if (inbytesleft == NULL || outbytesleft == NULL)
- {
- return 0;
- }
-
- i_bytes = __MIN(*inbytesleft, *outbytesleft);
- if( !inbuf || !outbuf || !i_bytes ) return (size_t)(-1);
- memcpy( *outbuf, *inbuf, i_bytes );
- inbuf += i_bytes;
- outbuf += i_bytes;
- inbytesleft -= i_bytes;
- outbytesleft -= i_bytes;
- return i_bytes;
+ abort ();
#endif
}
int vlc_iconv_close( vlc_iconv_t cd )
{
+#ifndef __linux__
+ if ( cd == (vlc_iconv_t)(-2) )
+ return 0;
+#endif
#if defined(HAVE_ICONV)
return iconv_close( cd );
#else
- return 0;
+ abort ();
#endif
}
return b_exact;
}
-
-/*************************************************************************
- * vlc_parse_cmdline: Command line parsing into elements.
- *
- * The command line is composed of space/tab separated arguments.
- * Quotes can be used as argument delimiters and a backslash can be used to
- * escape a quote.
- *************************************************************************/
-static void find_end_quote( char **s, char **ppsz_parser, int i_quote )
-{
- int i_bcount = 0;
-
- while( **s )
- {
- if( **s == '\\' )
- {
- **ppsz_parser = **s;
- (*ppsz_parser)++; (*s)++;
- i_bcount++;
- }
- else if( **s == '"' || **s == '\'' )
- {
- /* Preceeded by a number of '\' which we erase. */
- *ppsz_parser -= i_bcount / 2;
- if( i_bcount & 1 )
- {
- /* '\\' followed by a '"' or '\'' */
- *ppsz_parser -= 1;
- **ppsz_parser = **s;
- (*ppsz_parser)++; (*s)++;
- i_bcount = 0;
- continue;
- }
-
- if( **s == i_quote )
- {
- /* End */
- return;
- }
- else
- {
- /* Different quoting */
- int i_quote = **s;
- **ppsz_parser = **s;
- (*ppsz_parser)++; (*s)++;
- find_end_quote( s, ppsz_parser, i_quote );
- **ppsz_parser = **s;
- (*ppsz_parser)++; (*s)++;
- }
-
- i_bcount = 0;
- }
- else
- {
- /* A regular character */
- **ppsz_parser = **s;
- (*ppsz_parser)++; (*s)++;
- i_bcount = 0;
- }
- }
-}
-
-char **vlc_parse_cmdline( const char *psz_cmdline, int *i_args )
-{
- int argc = 0;
- char **argv = 0;
- char *s, *psz_parser, *psz_arg, *psz_orig;
- int i_bcount = 0;
-
- if( !psz_cmdline ) return 0;
- psz_orig = strdup( psz_cmdline );
- psz_arg = psz_parser = s = psz_orig;
-
- while( *s )
- {
- if( *s == '\t' || *s == ' ' )
- {
- /* We have a complete argument */
- *psz_parser = 0;
- TAB_APPEND( argc, argv, strdup(psz_arg) );
-
- /* Skip trailing spaces/tabs */
- do{ s++; } while( *s == '\t' || *s == ' ' );
-
- /* New argument */
- psz_arg = psz_parser = s;
- i_bcount = 0;
- }
- else if( *s == '\\' )
- {
- *psz_parser++ = *s++;
- i_bcount++;
- }
- else if( *s == '"' || *s == '\'' )
- {
- if( ( i_bcount & 1 ) == 0 )
- {
- /* Preceeded by an even number of '\', this is half that
- * number of '\', plus a quote which we erase. */
- int i_quote = *s;
- psz_parser -= i_bcount / 2;
- s++;
- find_end_quote( &s, &psz_parser, i_quote );
- s++;
- }
- else
- {
- /* Preceeded by an odd number of '\', this is half that
- * number of '\' followed by a '"' */
- psz_parser = psz_parser - i_bcount/2 - 1;
- *psz_parser++ = '"';
- s++;
- }
- i_bcount = 0;
- }
- else
- {
- /* A regular character */
- *psz_parser++ = *s++;
- i_bcount = 0;
- }
- }
-
- /* Take care of the last arg */
- if( *psz_arg )
- {
- *psz_parser = '\0';
- TAB_APPEND( argc, argv, strdup(psz_arg) );
- }
-
- if( i_args ) *i_args = argc;
- free( psz_orig );
- return argv;
-}
-
-/*************************************************************************
- * vlc_execve: Execute an external program with a given environment,
- * wait until it finishes and return its standard output
- *************************************************************************/
-int __vlc_execve( vlc_object_t *p_object, int i_argc, char *const *ppsz_argv,
- char *const *ppsz_env, const char *psz_cwd,
- const char *p_in, size_t i_in,
- char **pp_data, size_t *pi_data )
-{
- (void)i_argc; // <-- hmph
-#ifdef HAVE_FORK
-# define BUFSIZE 1024
- int fds[2], i_status;
-
- if (socketpair (AF_LOCAL, SOCK_STREAM, 0, fds))
- return -1;
-
- pid_t pid = -1;
- if ((fds[0] > 2) && (fds[1] > 2))
- pid = fork ();
-
- switch (pid)
- {
- case -1:
- msg_Err (p_object, "unable to fork (%m)");
- close (fds[0]);
- close (fds[1]);
- return -1;
-
- case 0:
- {
- sigset_t set;
- sigemptyset (&set);
- pthread_sigmask (SIG_SETMASK, &set, NULL);
-
- /* NOTE:
- * Like it or not, close can fail (and not only with EBADF)
- */
- if ((close (0) == 0) && (close (1) == 0) && (close (2) == 0)
- && (dup (fds[1]) == 0) && (dup (fds[1]) == 1)
- && (open ("/dev/null", O_RDONLY) == 2)
- && ((psz_cwd == NULL) || (chdir (psz_cwd) == 0)))
- execve (ppsz_argv[0], ppsz_argv, ppsz_env);
-
- exit (EXIT_FAILURE);
- }
- }
-
- close (fds[1]);
-
- *pi_data = 0;
- if (*pp_data)
- free (*pp_data);
- *pp_data = NULL;
-
- if (i_in == 0)
- shutdown (fds[0], SHUT_WR);
-
- while (!p_object->b_die)
- {
- struct pollfd ufd[1];
- memset (ufd, 0, sizeof (ufd));
- ufd[0].fd = fds[0];
- ufd[0].events = POLLIN;
-
- if (i_in > 0)
- ufd[0].events |= POLLOUT;
-
- if (poll (ufd, 1, 10) <= 0)
- continue;
-
- if (ufd[0].revents & ~POLLOUT)
- {
- char *ptr = realloc (*pp_data, *pi_data + BUFSIZE + 1);
- if (ptr == NULL)
- break; /* safely abort */
-
- *pp_data = ptr;
-
- ssize_t val = read (fds[0], ptr + *pi_data, BUFSIZE);
- switch (val)
- {
- case -1:
- case 0:
- shutdown (fds[0], SHUT_RD);
- break;
-
- default:
- *pi_data += val;
- }
- }
-
- if (ufd[0].revents & POLLOUT)
- {
- ssize_t val = write (fds[0], p_in, i_in);
- switch (val)
- {
- case -1:
- case 0:
- i_in = 0;
- shutdown (fds[0], SHUT_WR);
- break;
-
- default:
- i_in -= val;
- p_in += val;
- }
- }
- }
-
- close (fds[0]);
-
- while (waitpid (pid, &i_status, 0) == -1);
-
- if (WIFEXITED (i_status))
- {
- i_status = WEXITSTATUS (i_status);
- if (i_status)
- msg_Warn (p_object, "child %s (PID %d) exited with error code %d",
- ppsz_argv[0], (int)pid, i_status);
- }
- else
- if (WIFSIGNALED (i_status)) // <-- this should be redumdant a check
- {
- i_status = WTERMSIG (i_status);
- msg_Warn (p_object, "child %s (PID %d) exited on signal %d (%s)",
- ppsz_argv[0], (int)pid, i_status, strsignal (i_status));
- }
-
-#elif defined( WIN32 ) && !defined( UNDER_CE )
- SECURITY_ATTRIBUTES saAttr;
- PROCESS_INFORMATION piProcInfo;
- STARTUPINFO siStartInfo;
- BOOL bFuncRetn = FALSE;
- HANDLE hChildStdinRd, hChildStdinWr, hChildStdoutRd, hChildStdoutWr;
- DWORD i_status;
- char *psz_cmd = NULL, *p_env = NULL, *p = NULL;
- char **ppsz_parser;
- int i_size;
-
- /* Set the bInheritHandle flag so pipe handles are inherited. */
- saAttr.nLength = sizeof(SECURITY_ATTRIBUTES);
- saAttr.bInheritHandle = TRUE;
- saAttr.lpSecurityDescriptor = NULL;
-
- /* Create a pipe for the child process's STDOUT. */
- if ( !CreatePipe( &hChildStdoutRd, &hChildStdoutWr, &saAttr, 0 ) )
- {
- msg_Err( p_object, "stdout pipe creation failed" );
- return -1;
- }
-
- /* Ensure the read handle to the pipe for STDOUT is not inherited. */
- SetHandleInformation( hChildStdoutRd, HANDLE_FLAG_INHERIT, 0 );
-
- /* Create a pipe for the child process's STDIN. */
- if ( !CreatePipe( &hChildStdinRd, &hChildStdinWr, &saAttr, 0 ) )
- {
- msg_Err( p_object, "stdin pipe creation failed" );
- return -1;
- }
-
- /* Ensure the write handle to the pipe for STDIN is not inherited. */
- SetHandleInformation( hChildStdinWr, HANDLE_FLAG_INHERIT, 0 );
-
- /* Set up members of the PROCESS_INFORMATION structure. */
- ZeroMemory( &piProcInfo, sizeof(PROCESS_INFORMATION) );
-
- /* Set up members of the STARTUPINFO structure. */
- ZeroMemory( &siStartInfo, sizeof(STARTUPINFO) );
- siStartInfo.cb = sizeof(STARTUPINFO);
- siStartInfo.hStdError = hChildStdoutWr;
- siStartInfo.hStdOutput = hChildStdoutWr;
- siStartInfo.hStdInput = hChildStdinRd;
- siStartInfo.wShowWindow = SW_HIDE;
- siStartInfo.dwFlags |= STARTF_USESTDHANDLES | STARTF_USESHOWWINDOW;
-
- /* Set up the command line. */
- psz_cmd = malloc(32768);
- if( !psz_cmd )
- return -1;
- psz_cmd[0] = '\0';
- i_size = 32768;
- ppsz_parser = &ppsz_argv[0];
- while ( ppsz_parser[0] != NULL && i_size > 0 )
- {
- /* Protect the last argument with quotes ; the other arguments
- * are supposed to be already protected because they have been
- * passed as a command-line option. */
- if ( ppsz_parser[1] == NULL )
- {
- strncat( psz_cmd, "\"", i_size );
- i_size--;
- }
- strncat( psz_cmd, *ppsz_parser, i_size );
- i_size -= strlen( *ppsz_parser );
- if ( ppsz_parser[1] == NULL )
- {
- strncat( psz_cmd, "\"", i_size );
- i_size--;
- }
- strncat( psz_cmd, " ", i_size );
- i_size--;
- ppsz_parser++;
- }
-
- /* Set up the environment. */
- p = p_env = malloc(32768);
- if( !p )
- {
- free( psz_cmd );
- return -1;
- }
-
- i_size = 32768;
- ppsz_parser = &ppsz_env[0];
- while ( *ppsz_parser != NULL && i_size > 0 )
- {
- memcpy( p, *ppsz_parser,
- __MIN((int)(strlen(*ppsz_parser) + 1), i_size) );
- p += strlen(*ppsz_parser) + 1;
- i_size -= strlen(*ppsz_parser) + 1;
- ppsz_parser++;
- }
- *p = '\0';
-
- /* Create the child process. */
- bFuncRetn = CreateProcess( NULL,
- psz_cmd, // command line
- NULL, // process security attributes
- NULL, // primary thread security attributes
- TRUE, // handles are inherited
- 0, // creation flags
- p_env,
- psz_cwd,
- &siStartInfo, // STARTUPINFO pointer
- &piProcInfo ); // receives PROCESS_INFORMATION
-
- free( psz_cmd );
- free( p_env );
-
- if ( bFuncRetn == 0 )
- {
- msg_Err( p_object, "child creation failed" );
- return -1;
- }
-
- /* Read from a file and write its contents to a pipe. */
- while ( i_in > 0 && !p_object->b_die )
- {
- DWORD i_written;
- if ( !WriteFile( hChildStdinWr, p_in, i_in, &i_written, NULL ) )
- break;
- i_in -= i_written;
- p_in += i_written;
- }
-
- /* Close the pipe handle so the child process stops reading. */
- CloseHandle(hChildStdinWr);
-
- /* Close the write end of the pipe before reading from the
- * read end of the pipe. */
- CloseHandle(hChildStdoutWr);
-
- /* Read output from the child process. */
- *pi_data = 0;
- if( *pp_data )
- free( pp_data );
- *pp_data = NULL;
- *pp_data = malloc( 1025 ); /* +1 for \0 */
-
- while ( !p_object->b_die )
- {
- DWORD i_read;
- if ( !ReadFile( hChildStdoutRd, &(*pp_data)[*pi_data], 1024, &i_read,
- NULL )
- || i_read == 0 )
- break;
- *pi_data += i_read;
- *pp_data = realloc( *pp_data, *pi_data + 1025 );
- }
-
- while ( !p_object->b_die
- && !GetExitCodeProcess( piProcInfo.hProcess, &i_status )
- && i_status != STILL_ACTIVE )
- msleep( 10000 );
-
- CloseHandle(piProcInfo.hProcess);
- CloseHandle(piProcInfo.hThread);
-
- if ( i_status )
- msg_Warn( p_object,
- "child %s returned with error code %ld",
- ppsz_argv[0], i_status );
-
-#else
- msg_Err( p_object, "vlc_execve called but no implementation is available" );
- return -1;
-
-#endif
-
- if (*pp_data == NULL)
- return -1;
-
- (*pp_data)[*pi_data] = '\0';
- return 0;
-}