/*****************************************************************************
* libc.c: Extra libc function for some systems.
*****************************************************************************
- * Copyright (C) 2002 the VideoLAN team
+ * Copyright (C) 2002-2006 the VideoLAN team
* $Id$
*
* Authors: Jon Lech Johansen <jon-vl@nanocrew.net>
* 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>
*
* 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
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
-#include <string.h> /* strdup() */
-#include <stdlib.h>
-#include <ctype.h>
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <vlc_common.h>
-#include <vlc/vlc.h>
+#include <errno.h>
#undef iconv_t
#undef iconv_open
# include <iconv.h>
#endif
-#ifdef HAVE_DIRENT_H
-# include <dirent.h>
-#endif
-
#ifdef HAVE_FORK
-# include <sys/time.h>
+# include <signal.h>
# include <unistd.h>
-# include <errno.h>
# include <sys/wait.h>
+# include <sys/socket.h>
+# include <sys/poll.h>
+# ifndef PF_LOCAL
+# define PF_LOCAL PF_UNIX
+# endif
#endif
#if defined(WIN32) || defined(UNDER_CE)
# 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 )
-{
- return NULL;
-}
-#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
-
-/*****************************************************************************
- * 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
- *****************************************************************************/
-#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 ) )
- {
- char * psz_cur1 = p_pos + 1;
- char * psz_cur2 = (char *)psz_little + 1;
- while( *psz_cur1 && *psz_cur2 &&
- toupper( *psz_cur1 ) == toupper( *psz_cur2 ) )
- {
- psz_cur1++;
- psz_cur2++;
- }
- if( !*psz_cur2 ) return p_pos;
- }
- p_pos++;
- }
- return NULL;
-}
-#endif
-
-/*****************************************************************************
- * vasprintf:
- *****************************************************************************/
-#if !defined(HAVE_VASPRINTF) || defined(SYS_DARWIN) || 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)
- {
- *strp = p;
- return strlen( p );
- }
- /* 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(SYS_DARWIN) || 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;
- int i_len = strlen( nptr ) + 1;
-
- psz_tmp = malloc( i_len * sizeof(wchar_t) );
- MultiByteToWideChar( CP_ACP, 0, nptr, -1, psz_tmp, i_len );
- f_result = wcstod( psz_tmp, NULL );
- free( psz_tmp );
-
- 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' )
- {
- newbase = 16;
- nptr++;
- }
- }
-
- if( base && newbase != base )
- {
- if( endptr ) *endptr = (char *)nptr;
- return i_value;
- }
-
- switch( newbase )
- {
- case 10:
- while( *nptr >= '0' && *nptr <= '9' )
- {
- i_value *= 10;
- i_value += ( *nptr++ - '0' );
- }
- if( endptr ) *endptr = (char *)nptr;
- break;
-
- case 16:
- while( (*nptr >= '0' && *nptr <= '9') ||
- (*nptr >= 'a' && *nptr <= 'f') ||
- (*nptr >= 'A' && *nptr <= 'F') )
- {
- 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++;
- }
- if( endptr ) *endptr = (char *)nptr;
- break;
-
- default:
- i_value = strtol( nptr, endptr, newbase );
- break;
- }
-
- return i_value * sign;
-}
-#endif
-
-/*****************************************************************************
- * 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 );
-}
+# include <dirent.h>
#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)
+#if defined(WIN32)
+# include <assert.h>
+
typedef struct vlc_DIR
{
- DIR *p_real_dir;
+ _WDIR *p_real_dir;
int i_drives;
- struct dirent dd_dir;
- vlc_bool_t b_insert_back;
+ struct _wdirent dd_dir;
+ bool b_insert_back;
} vlc_DIR;
-void *vlc_opendir_wrapper( const char *psz_path )
+void *vlc_wopendir( const wchar_t *wpath )
{
- vlc_DIR *p_dir;
- DIR *p_real_dir;
+ vlc_DIR *p_dir = NULL;
+ _WDIR *p_real_dir = NULL;
- if ( psz_path == NULL || psz_path[0] == '\0'
- || (psz_path[0] == '\\' && psz_path[1] == '\0') )
+ 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;
+#if defined(UNDER_CE)
+ p_dir->i_drives = NULL;
+#else
p_dir->i_drives = GetLogicalDrives();
+#endif
return (void *)p_dir;
}
- p_real_dir = opendir( psz_path );
+ 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;
- p_dir->b_insert_back = ( psz_path[1] == ':' && psz_path[2] == '\\'
- && psz_path[3] =='\0' );
+
+ assert (wpath[0]); // wpath[1] is defined
+ p_dir->b_insert_back = !wcscmp (wpath + 1, L":\\");
return (void *)p_dir;
}
-struct dirent *vlc_readdir_wrapper( 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;
- strcpy( p_dir->dd_dir.d_name, ".." );
- p_dir->b_insert_back = VLC_FALSE;
+ wcscpy( p_dir->dd_dir.d_name, L".." );
+ p_dir->b_insert_back = false;
return &p_dir->dd_dir;
}
- return readdir( p_dir->p_real_dir );
+ return _wreaddir( p_dir->p_real_dir );
}
/* Drive letters mode */
i_drives = p_dir->i_drives;
+#ifdef UNDER_CE
+ swprintf( p_dir->dd_dir.d_name, L"\\");
+ p_dir->dd_dir.d_namlen = wcslen(p_dir->dd_dir.d_name);
+#else
+ unsigned int i;
if ( !i_drives )
return NULL; /* end */
if ( i >= 26 )
return NULL; /* this should not happen */
- sprintf( p_dir->dd_dir.d_name, "%c:\\", 'A' + i );
- p_dir->dd_dir.d_namlen = strlen(p_dir->dd_dir.d_name);
+ 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);
+#endif
return &p_dir->dd_dir;
}
-int vlc_closedir_wrapper( void *_p_dir )
+void vlc_rewinddir( void *_p_dir )
{
vlc_DIR *p_dir = (vlc_DIR *)_p_dir;
if ( p_dir->p_real_dir != NULL )
- {
- int i_ret = closedir( p_dir->p_real_dir );
- free( p_dir );
- return i_ret;
- }
-
- free( p_dir );
- return 0;
+ _wrewinddir( p_dir->p_real_dir );
}
-#else
-void *vlc_opendir_wrapper( const char *psz_path )
-{
- return (void *)opendir( psz_path );
-}
-struct dirent *vlc_readdir_wrapper( void *_p_dir )
-{
- return readdir( (DIR *)_p_dir );
-}
-int vlc_closedir_wrapper( void *_p_dir )
-{
- return closedir( (DIR *)_p_dir );
-}
-#endif
-/*****************************************************************************
- * scandir: scan a directory alpha-sorted
- *****************************************************************************/
-#if !defined( HAVE_SCANDIR )
-int vlc_alphasort( const struct dirent **a, const struct dirent **b )
+/* This one is in the libvlccore exported symbol list */
+int vlc_wclosedir( void *_p_dir )
{
- 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 = vlc_opendir_wrapper( name ) ) ) return -1;
+ vlc_DIR *p_dir = (vlc_DIR *)_p_dir;
+ int i_ret = 0;
- ret = 0;
- pp_list = NULL;
- while( ( p_content = vlc_readdir_wrapper( p_dir ) ) )
- {
- if( filter && !filter( p_content ) )
- {
- continue;
- }
- 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 );
- memcpy( pp_list[ret], p_content, size );
- ret++;
- }
+ if ( p_dir->p_real_dir != NULL )
+ i_ret = _wclosedir( p_dir->p_real_dir );
- vlc_closedir_wrapper( p_dir );
+ free( p_dir );
+ return i_ret;
+}
+#endif
- if( compar )
- {
- qsort( pp_list, ret, sizeof( struct dirent * ),
- (int (*)(const void *, const void *)) compar );
- }
- *namelist = pp_list;
- return ret;
-}
+#ifdef ENABLE_NLS
+# include <libintl.h>
#endif
-/*****************************************************************************
- * dgettext: gettext for plugins.
- *****************************************************************************/
-char *vlc_dgettext( const char *package, const char *msgid )
+/**
+ * In-tree plugins share their gettext domain with LibVLC.
+ */
+char *vlc_gettext( const char *msgid )
{
-#if defined( ENABLE_NLS ) \
- && ( defined(HAVE_GETTEXT) || defined(HAVE_INCLUDED_GETTEXT) )
- return dgettext( package, msgid );
+#ifdef ENABLE_NLS
+ if( unlikely(!*msgid))
+ return (char *)"";
+ return dgettext( PACKAGE_NAME, msgid );
#else
return (char *)msgid;
#endif
}
/*****************************************************************************
- * count_utf8_string: returns the number of characters in the string.
+ * 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
*****************************************************************************/
-static int count_utf8_string( const char *psz_string )
+#ifndef __linux__
+static const uint16_t to_ucs4[128] =
{
- int i = 0, i_count = 0;
- while( psz_string[ i ] != 0 )
- {
- if( ((unsigned char *)psz_string)[ i ] < 0x80UL ) i_count++;
- i++;
- }
- 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, vlc_bool_t b_utf8 )
+ /* 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] =
{
- int i_len;
- char *psz_line, *psz_new_text;
+ /* 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 )
- psz_line = psz_new_text = strdup( psz_text );
- if( b_utf8 )
- i_len = count_utf8_string( psz_text );
- else
- i_len = strlen( psz_text );
+{
+ 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( i_len > i_line )
+ while ( iptr < iend )
{
- /* Look if there is a newline somewhere. */
- char *psz_parser = psz_line;
- int i_count = 0;
- while( i_count <= i_line && *psz_parser != '\n' )
+ if( *iptr < 0x80 )
{
- if( b_utf8 )
+ if( optr >= oend )
{
- while( *((unsigned char *)psz_parser) >= 0x80UL ) psz_parser++;
+ err = E2BIG;
+ break; /* No space in outbuf */
}
- psz_parser++;
- i_count++;
+ *optr++ = *iptr++;
+ continue;
}
- if( *psz_parser == '\n' )
+
+
+ if ( optr + 2 >= oend )
{
- i_len -= (i_count + 1);
- psz_line = psz_parser + 1;
- continue;
+ err = E2BIG;
+ break; /* No space in outbuf for multibyte char */
}
- /* Find the furthest space. */
- while( psz_parser > psz_line && *psz_parser != ' ' )
+ ch = to_ucs4[*iptr - 0x80];
+
+ if( ch == 0xffff )
{
- if( b_utf8 )
+ /* Composed character */
+ if ( iptr + 1 >= iend )
{
- while( *((unsigned char *)psz_parser) >= 0x80UL ) psz_parser--;
+ err = EINVAL;
+ break; /* No next character */
}
- psz_parser--;
- i_count--;
+ if ( iptr[1] < 0x40 || iptr[1] >= 0x80 ||
+ !(ch = to_ucs4_comb[iptr[0] - 0xc1][iptr[1] - 0x40]) )
+ {
+ err = EILSEQ;
+ break; /* Illegal combination */
+ }
+ iptr += 2;
+
}
- if( *psz_parser == ' ' )
+ else
{
- *psz_parser = '\n';
- i_len -= (i_count + 1);
- psz_line = psz_parser + 1;
- continue;
+ if ( !ch )
+ {
+ err = EILSEQ;
+ break;
+ }
+ iptr++;
}
- /* Wrapping has failed. Find the first space or newline */
- while( i_count < i_len && *psz_parser != ' ' && *psz_parser != '\n' )
+ if ( ch < 0x800 )
{
- if( b_utf8 )
- {
- while( *((unsigned char *)psz_parser) >= 0x80UL ) psz_parser++;
- }
- psz_parser++;
- i_count++;
+ optr[1] = 0x80 | (ch & 0x3f);
+ optr[0] = 0xc0 | (ch >> 6);
+ optr +=2;
}
- if( i_count < i_len ) *psz_parser = '\n';
- i_len -= (i_count + 1);
- psz_line = psz_parser + 1;
+ else
+ {
+ optr[2] = 0x80 | (ch & 0x3f);
+ ch >>= 6;
+ optr[1] = 0x80 | (ch & 0x3f);
+ optr[0] = 0xe0 | (ch >> 6);
+ optr += 3;
+ }
+
}
+ *inbuf = iptr;
+ *outbuf = optr;
+ *inbytesleft = iend - iptr;
+ *outbytesleft = oend - optr;
+
+ if( err )
+ {
+ errno = err;
+ return (size_t)(-1);
+ }
+
+ return (size_t)(0);
- return psz_new_text;
}
+#endif
/*****************************************************************************
* iconv wrapper
*****************************************************************************/
vlc_iconv_t vlc_iconv_open( const char *tocode, const char *fromcode )
{
+#ifndef __linux__
+ if( !strcasecmp(tocode, "UTF-8") && !strcasecmp(fromcode, "ISO_6937") )
+ return (vlc_iconv_t)(-2);
+#endif
#if defined(HAVE_ICONV)
return iconv_open( tocode, fromcode );
#else
- return NULL;
+ return (vlc_iconv_t)(-1);
#endif
}
-size_t vlc_iconv( vlc_iconv_t cd, char **inbuf, size_t *inbytesleft,
+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, inbuf, inbytesleft, outbuf, outbytesleft );
+ 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
}
* reduce a fraction
* (adapted from libavcodec, author Michael Niedermayer <michaelni@gmx.at>)
*****************************************************************************/
-vlc_bool_t vlc_ureduce( unsigned *pi_dst_nom, unsigned *pi_dst_den,
+bool vlc_ureduce( unsigned *pi_dst_nom, unsigned *pi_dst_den,
uint64_t i_nom, uint64_t i_den, uint64_t i_max )
{
- vlc_bool_t b_exact = 1;
+ bool b_exact = 1;
uint64_t i_gcd;
if( i_den == 0 )
i_nom /= i_gcd;
i_den /= i_gcd;
- if( i_max == 0 ) i_max = I64C(0xFFFFFFFF);
+ if( i_max == 0 ) i_max = INT64_C(0xFFFFFFFF);
if( i_nom > i_max || i_den > i_max )
{
return b_exact;
}
+#undef vlc_execve
/*************************************************************************
- * 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.
+ * vlc_execve: Execute an external program with a given environment,
+ * wait until it finishes and return its standard output
*************************************************************************/
-static void find_end_quote( char **s, char **ppsz_parser, int i_quote )
+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 )
{
- 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;
- }
- }
-}
+ (void)i_argc; // <-- hmph
+#ifdef HAVE_FORK
+# define BUFSIZE 1024
+ int fds[2], i_status;
-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 (socketpair (PF_LOCAL, SOCK_STREAM, 0, fds))
+ return -1;
- if( !psz_cmdline ) return 0;
- psz_orig = strdup( psz_cmdline );
- psz_arg = psz_parser = s = psz_orig;
+ pid_t pid = -1;
+ if ((fds[0] > 2) && (fds[1] > 2))
+ pid = fork ();
- while( *s )
+ switch (pid)
{
- 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 == ' ' );
+ case -1:
+ msg_Err (p_object, "unable to fork (%m)");
+ close (fds[0]);
+ close (fds[1]);
+ return -1;
- /* 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
+ case 0:
{
- /* A regular character */
- *psz_parser++ = *s++;
- i_bcount = 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 ((dup2 (fds[1], 0) == 0) && (dup2 (fds[1], 1) == 1)
+ && ((psz_cwd == NULL) || (chdir (psz_cwd) == 0)))
+ execve (ppsz_argv[0], ppsz_argv, ppsz_env);
+
+ _exit (EXIT_FAILURE);
}
}
- /* 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 **ppsz_argv,
- char **ppsz_env, char *psz_cwd, char *p_in, int i_in,
- char **pp_data, int *pi_data )
-{
-#ifdef HAVE_FORK
- int pi_stdin[2];
- int pi_stdout[2];
- pid_t i_child_pid;
+ close (fds[1]);
- pipe( pi_stdin );
- pipe( pi_stdout );
+ *pi_data = 0;
+ if (*pp_data)
+ free (*pp_data);
+ *pp_data = NULL;
- if ( (i_child_pid = fork()) == -1 )
- {
- msg_Err( p_object, "unable to fork (%s)", strerror(errno) );
- return -1;
- }
+ if (i_in == 0)
+ shutdown (fds[0], SHUT_WR);
- if ( i_child_pid == 0 )
+ while (!p_object->b_die)
{
- close(0);
- dup(pi_stdin[1]);
- close(pi_stdin[0]);
+ struct pollfd ufd[1];
+ memset (ufd, 0, sizeof (ufd));
+ ufd[0].fd = fds[0];
+ ufd[0].events = POLLIN;
- close(1);
- dup(pi_stdout[1]);
- close(pi_stdout[0]);
+ if (i_in > 0)
+ ufd[0].events |= POLLOUT;
- close(2);
-
- if ( psz_cwd != NULL )
- chdir( psz_cwd );
- execve( ppsz_argv[0], ppsz_argv, ppsz_env );
- exit(1);
- }
+ if (poll (ufd, 1, 10) <= 0)
+ continue;
- close(pi_stdin[1]);
- close(pi_stdout[1]);
- if ( !i_in )
- close( pi_stdin[0] );
+ if (ufd[0].revents & ~POLLOUT)
+ {
+ char *ptr = realloc (*pp_data, *pi_data + BUFSIZE + 1);
+ if (ptr == NULL)
+ break; /* safely abort */
- *pi_data = 0;
- *pp_data = malloc( 1025 ); /* +1 for \0 */
+ *pp_data = ptr;
- while ( !p_object->b_die )
- {
- int i_ret, i_status;
- fd_set readfds, writefds;
- struct timeval tv;
-
- FD_ZERO( &readfds );
- FD_ZERO( &writefds );
- FD_SET( pi_stdout[0], &readfds );
- if ( i_in )
- FD_SET( pi_stdin[0], &writefds );
-
- tv.tv_sec = 0;
- tv.tv_usec = 10000;
-
- i_ret = select( pi_stdin[0] > pi_stdout[0] ? pi_stdin[0] + 1 :
- pi_stdout[0] + 1, &readfds, &writefds, NULL, &tv );
- if ( i_ret > 0 )
- {
- if ( FD_ISSET( pi_stdout[0], &readfds ) )
+ ssize_t val = read (fds[0], ptr + *pi_data, BUFSIZE);
+ switch (val)
{
- ssize_t i_read = read( pi_stdout[0], &(*pp_data)[*pi_data],
- 1024 );
- if ( i_read > 0 )
- {
- *pi_data += i_read;
- *pp_data = realloc( *pp_data, *pi_data + 1025 );
- }
- }
- if ( FD_ISSET( pi_stdin[0], &writefds ) )
- {
- ssize_t i_write = write( pi_stdin[0], p_in, __MIN(i_in, 1024) );
-
- if ( i_write > 0 )
- {
- p_in += i_write;
- i_in -= i_write;
- }
- if ( !i_in )
- close( pi_stdin[0] );
+ case -1:
+ case 0:
+ shutdown (fds[0], SHUT_RD);
+ break;
+
+ default:
+ *pi_data += val;
}
}
- if ( waitpid( i_child_pid, &i_status, WNOHANG ) == i_child_pid )
+ if (ufd[0].revents & POLLOUT)
{
- if ( WIFEXITED( i_status ) )
+ ssize_t val = write (fds[0], p_in, i_in);
+ switch (val)
{
- if ( WEXITSTATUS( i_status ) )
- {
- msg_Warn( p_object,
- "child %s returned with error code %d",
- ppsz_argv[0], WEXITSTATUS( i_status ) );
- }
+ case -1:
+ case 0:
+ i_in = 0;
+ shutdown (fds[0], SHUT_WR);
+ break;
+
+ default:
+ i_in -= val;
+ p_in += val;
}
- else
- {
- if ( WIFSIGNALED( i_status ) )
- {
- msg_Warn( p_object,
- "child %s quit on signal %d", ppsz_argv[0],
- WTERMSIG( i_status ) );
- }
- }
- if ( i_in )
- close( pi_stdin[0] );
- close( pi_stdout[0] );
- break;
}
+ }
- if ( i_ret < 0 && errno != EINTR )
- {
- msg_Warn( p_object, "select failed (%s)", strerror(errno) );
- }
+ 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;
+ SECURITY_ATTRIBUTES saAttr;
+ PROCESS_INFORMATION piProcInfo;
STARTUPINFO siStartInfo;
- BOOL bFuncRetn = FALSE;
+ BOOL bFuncRetn = FALSE;
HANDLE hChildStdinRd, hChildStdinWr, hChildStdoutRd, hChildStdoutWr;
DWORD i_status;
- char *psz_cmd, *p_env, *p;
+ 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;
+ 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 ) )
+ if ( !CreatePipe( &hChildStdoutRd, &hChildStdoutWr, &saAttr, 0 ) )
{
- msg_Err( p_object, "stdout pipe creation failed" );
+ msg_Err( p_object, "stdout pipe creation failed" );
return -1;
}
SetHandleInformation( hChildStdoutRd, HANDLE_FLAG_INHERIT, 0 );
/* Create a pipe for the child process's STDIN. */
- if ( !CreatePipe( &hChildStdinRd, &hChildStdinWr, &saAttr, 0 ) )
+ if ( !CreatePipe( &hChildStdinRd, &hChildStdinWr, &saAttr, 0 ) )
{
- msg_Err( p_object, "stdin pipe creation failed" );
+ msg_Err( p_object, "stdin pipe creation failed" );
return -1;
}
/* 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.cb = sizeof(STARTUPINFO);
siStartInfo.hStdError = hChildStdoutWr;
siStartInfo.hStdOutput = hChildStdoutWr;
siStartInfo.hStdInput = hChildStdinRd;
/* 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];
/* 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 )
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
+ 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
+ &siStartInfo, // STARTUPINFO pointer
+ &piProcInfo ); // receives PROCESS_INFORMATION
free( psz_cmd );
free( p_env );
-
- if ( bFuncRetn == 0 )
+
+ if ( bFuncRetn == 0 )
{
- msg_Err( p_object, "child creation failed" );
+ msg_Err( p_object, "child creation failed" );
return -1;
}
/* 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,
+ if ( !ReadFile( hChildStdoutRd, &(*pp_data)[*pi_data], 1024, &i_read,
NULL )
|| i_read == 0 )
- break;
+ break;
*pi_data += i_read;
- *pp_data = realloc( *pp_data, *pi_data + 1025 );
+ *pp_data = xrealloc( *pp_data, *pi_data + 1025 );
}
while ( !p_object->b_die
#endif
- (*pp_data)[*pi_data] = '\0';
+ if (*pp_data == NULL)
+ return -1;
+ (*pp_data)[*pi_data] = '\0';
return 0;
}
projects / vlc / blobdiff