* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
-#include <vlc/vlc.h>
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <vlc_common.h>
-#include <string.h> /* strdup() */
-#include <stdlib.h>
#include <ctype.h>
# include <dirent.h>
#endif
+#include <signal.h>
+
#ifdef HAVE_FORK
# include <sys/time.h>
# include <unistd.h>
# 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 )
-{
- 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
-
-/*****************************************************************************
- * 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 ? ( 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
- *****************************************************************************/
-#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(__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)
- {
- *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(__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 );
-
- 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 );
-}
-#endif
-
-/*****************************************************************************
- * lldiv: returns quotient and remainder
- *****************************************************************************/
-#if defined(SYS_BEOS) \
- || (defined (__FreeBSD__) && (__FreeBSD__ < 5))
-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)
+#if defined(WIN32)
# include <assert.h>
typedef struct vlc_DIR
_WDIR *p_real_dir;
int i_drives;
struct _wdirent dd_dir;
- vlc_bool_t b_insert_back;
+ bool b_insert_back;
} vlc_DIR;
void *vlc_wopendir( const wchar_t *wpath )
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;
}
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 )
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 = VLC_FALSE;
+ p_dir->b_insert_back = false;
return &p_dir->dd_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 */
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_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 );
}
+#endif
-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 )
+/* This one is in the libvlccore exported symbol list */
+int vlc_wclosedir( void *_p_dir )
{
+#if defined(WIN32)
vlc_DIR *p_dir = (vlc_DIR *)_p_dir;
+ int i_ret = 0;
if ( p_dir->p_real_dir != NULL )
- return _wtelldir( p_dir->p_real_dir );
- return 0;
-}
-#endif
+ i_ret = _wclosedir( p_dir->p_real_dir );
-/*****************************************************************************
- * 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
+ free( p_dir );
+ return i_ret;
+#else
+ return closedir( _p_dir );
#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 ) )
- {
- 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 );
- if( pp_list[ret] )
- {
- memcpy( pp_list[ret], p_content, size );
- ret++;
- }
- else
- {
- /* Continuing is useless when no more memory can be allocted,
- * so better return what we have found.
- */
- ret = -1;
- break;
- }
- }
-
- closedir( p_dir );
-
- if( compar )
- {
- qsort( pp_list, ret, sizeof( struct dirent * ),
- (int (*)(const void *, const void *)) compar );
- }
-
- *namelist = pp_list;
- return ret;
}
-#endif
-#ifdef WIN32
-/*****************************************************************************
- * 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
+ return dgettext( PACKAGE_NAME, msgid );
#else
return (char *)msgid;
#endif
}
-#endif
-
-/*****************************************************************************
- * count_utf8_string: returns the number of characters in the string.
- *****************************************************************************/
-static int count_utf8_string( const char *psz_string )
-{
- 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 )
-{
- int i_len;
- char *psz_line, *psz_new_text;
-
- psz_line = psz_new_text = strdup( psz_text );
-
- i_len = count_utf8_string( psz_text );
-
- while( i_len > i_line )
- {
- /* 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;
- }
-
- /* 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;
- }
-
- return psz_new_text;
-}
/*****************************************************************************
* iconv wrapper
#if defined(HAVE_ICONV)
return iconv_open( tocode, fromcode );
#else
- return NULL;
+ return (vlc_iconv_t)(-1);
#endif
}
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
}
#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;
}
-/*************************************************************************
- * 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
switch (pid)
{
case -1:
- msg_Err (p_object, "unable to fork (%s)", strerror (errno));
+ 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)
*/
&& ((psz_cwd == NULL) || (chdir (psz_cwd) == 0)))
execve (ppsz_argv[0], ppsz_argv, ppsz_env);
- exit (1);
+ exit (EXIT_FAILURE);
+ }
}
close (fds[1]);