Commit 430c69a6 authored by Rémi Denis-Courmont's avatar Rémi Denis-Courmont

Avoid namespace clash with normal getopt

parent 68f6af6e
......@@ -54,14 +54,13 @@
*
* @warning This function is not re-entrant (because of getopt_long()).
* It must be called with the module bank initialization global lock held.
* FIXME: this still breaks if getopt() is used outside of LibVLC.
*/
int config_LoadCmdLine( vlc_object_t *p_this, int *pi_argc,
const char *ppsz_argv[], bool b_ignore_errors )
{
int i_cmd, i_index, i_opts, i_shortopts, flag, i_verbose = 0;
module_t *p_parser;
struct option *p_longopts;
struct vlc_option *p_longopts;
const char **argv_copy = NULL;
/* Short options */
......@@ -82,14 +81,14 @@ int config_LoadCmdLine( vlc_object_t *p_this, int *pi_argc,
* dealing with boolean to allow for --foo and --no-foo */
i_opts += p_parser->i_config_items + 2 * p_parser->i_bool_items;
p_longopts = malloc( sizeof(struct option) * (i_opts + 1) );
p_longopts = malloc( sizeof(*p_longopts) * (i_opts + 1) );
if( p_longopts == NULL )
{
module_list_free (list);
return -1;
}
psz_shortopts = malloc( sizeof( char ) * (2 * i_opts + 1) );
psz_shortopts = malloc( 2 * i_opts + 1 );
if( psz_shortopts == NULL )
{
free( p_longopts );
......@@ -198,14 +197,15 @@ int config_LoadCmdLine( vlc_object_t *p_this, int *pi_argc,
module_list_free( list );
/* Close the longopts and shortopts structures */
memset( &p_longopts[i_index], 0, sizeof(struct option) );
memset( &p_longopts[i_index], 0, sizeof(*p_longopts) );
psz_shortopts[i_shortopts] = '\0';
/*
* Parse the command line options
*/
optind = 0; /* set to 0 to tell GNU getopt to reinitialize */
while( ( i_cmd = vlc_getopt_long( *pi_argc, (char **)ppsz_argv, psz_shortopts,
vlc_optind = 0; /* set to 0 to tell GNU getopt to reinitialize */
while( ( i_cmd = vlc_getopt_long( *pi_argc, (char **)ppsz_argv,
psz_shortopts,
p_longopts, &i_index ) ) != -1 )
{
/* A long option has been recognized */
......@@ -262,21 +262,21 @@ int config_LoadCmdLine( vlc_object_t *p_this, int *pi_argc,
case CONFIG_ITEM_MODULE_LIST_CAT:
case CONFIG_ITEM_MODULE_CAT:
var_Create( p_this, psz_name, VLC_VAR_STRING );
var_SetString( p_this, psz_name, optarg );
var_SetString( p_this, psz_name, vlc_optarg );
break;
case CONFIG_ITEM_INTEGER:
var_Create( p_this, psz_name, VLC_VAR_INTEGER );
var_SetInteger( p_this, psz_name,
strtol(optarg, NULL, 0));
strtol(vlc_optarg, NULL, 0));
break;
case CONFIG_ITEM_FLOAT:
var_Create( p_this, psz_name, VLC_VAR_FLOAT );
var_SetFloat( p_this, psz_name, us_atof(optarg) );
var_SetFloat( p_this, psz_name, us_atof(vlc_optarg) );
break;
case CONFIG_ITEM_KEY:
var_Create( p_this, psz_name, VLC_VAR_INTEGER );
var_SetInteger( p_this, psz_name,
ConfigStringToKey( optarg ) );
ConfigStringToKey( vlc_optarg ) );
break;
case CONFIG_ITEM_BOOL:
var_Create( p_this, psz_name, VLC_VAR_BOOL );
......@@ -302,26 +302,26 @@ int config_LoadCmdLine( vlc_object_t *p_this, int *pi_argc,
case CONFIG_ITEM_MODULE_LIST:
case CONFIG_ITEM_MODULE_LIST_CAT:
var_Create( p_this, name, VLC_VAR_STRING );
var_SetString( p_this, name, optarg );
var_SetString( p_this, name, vlc_optarg );
break;
case CONFIG_ITEM_INTEGER:
var_Create( p_this, name, VLC_VAR_INTEGER );
if( i_cmd == 'v' )
{
if( optarg )
if( vlc_optarg )
{
if( *optarg == 'v' ) /* eg. -vvv */
if( *vlc_optarg == 'v' ) /* eg. -vvv */
{
i_verbose++;
while( *optarg == 'v' )
while( *vlc_optarg == 'v' )
{
i_verbose++;
optarg++;
vlc_optarg++;
}
}
else
{
i_verbose += atoi( optarg ); /* eg. -v2 */
i_verbose += atoi( vlc_optarg ); /* eg. -v2 */
}
}
else
......@@ -333,7 +333,7 @@ int config_LoadCmdLine( vlc_object_t *p_this, int *pi_argc,
else
{
var_SetInteger( p_this, name,
strtol(optarg, NULL, 0) );
strtol(vlc_optarg, NULL, 0) );
}
break;
case CONFIG_ITEM_BOOL:
......@@ -350,13 +350,13 @@ int config_LoadCmdLine( vlc_object_t *p_this, int *pi_argc,
{
fputs( "vlc: unknown option"
" or missing mandatory argument ", stderr );
if( optopt )
if( vlc_optopt )
{
fprintf( stderr, "`-%c'\n", optopt );
fprintf( stderr, "`-%c'\n", vlc_optopt );
}
else
{
fprintf( stderr, "`%s'\n", ppsz_argv[optind-1] );
fprintf( stderr, "`%s'\n", ppsz_argv[vlc_optind-1] );
}
fputs( "Try `vlc --help' for more information.\n", stderr );
......
......@@ -49,7 +49,7 @@
Also, when `ordering' is RETURN_IN_ORDER,
each non-option ARGV-element is returned here. */
char *optarg = NULL;
char *vlc_optarg = NULL;
/* Index in ARGV of the next element to be scanned.
This is used for communication to and from the caller
......@@ -64,13 +64,13 @@ char *optarg = NULL;
how much of ARGV has been scanned so far. */
/* 1003.2 says this must be 1 before any call. */
int optind = 1;
int vlc_optind = 1;
/* Formerly, initialization of getopt depended on optind==0, which
causes problems with re-calling getopt as programs generally don't
know that. */
int __getopt_initialized = 0;
static int vlc_getopt_initialized = 0;
/* The next char to be scanned in the option-element
in which the last option character we returned was found.
......@@ -85,7 +85,7 @@ static char *nextchar;
This must be initialized on some systems to avoid linking in the
system's own getopt implementation. */
int optopt = '?';
int vlc_optopt = '?';
/* Describe how to deal with options that follow non-option ARGV-elements.
......@@ -151,7 +151,7 @@ static void
{
int bottom = first_nonopt;
int middle = last_nonopt;
int top = optind;
int top = vlc_optind;
char *tem;
/* Exchange the shorter segment with the far end of the longer segment.
......@@ -197,16 +197,16 @@ static void
/* Update records for the slots the non-options now occupy. */
first_nonopt += (optind - last_nonopt);
last_nonopt = optind;
first_nonopt += (vlc_optind - last_nonopt);
last_nonopt = vlc_optind;
}
/* Initialize the internal data when the first call is made. */
static const char *_getopt_initialize(int, char *const *, const char *);
static const char *vlc_getopt_initialize(int, char *const *, const char *);
static const char *
_getopt_initialize(argc, argv, optstring)
vlc_getopt_initialize(argc, argv, optstring)
int argc;
char *const *argv;
const char *optstring;
......@@ -217,7 +217,7 @@ static const char *
is the program name); the sequence of previously skipped
non-option ARGV-elements is empty. */
first_nonopt = last_nonopt = optind = 1;
first_nonopt = last_nonopt = vlc_optind = 1;
nextchar = NULL;
......@@ -298,19 +298,19 @@ int
int argc;
char *const *argv;
const char *optstring;
const struct option *longopts;
const struct vlc_option *restrict longopts;
int *longind;
{
optarg = NULL;
vlc_optarg = NULL;
if (!__getopt_initialized || optind == 0)
if (!vlc_getopt_initialized || vlc_optind == 0)
{
optstring = _getopt_initialize(argc, argv, optstring);
optind = 1; /* Don't scan ARGV[0], the program name. */
__getopt_initialized = 1;
optstring = vlc_getopt_initialize(argc, argv, optstring);
vlc_optind = 1; /* Don't scan ARGV[0], the program name. */
vlc_getopt_initialized = 1;
}
#define NONOPTION_P (argv[optind][0] != '-' || argv[optind][1] == '\0')
#define NONOPTION_P (argv[vlc_optind][0] != '-' || argv[vlc_optind][1] == '\0')
if (nextchar == NULL || *nextchar == '\0')
{
......@@ -318,27 +318,27 @@ int
/* Give FIRST_NONOPT & LAST_NONOPT rational values if OPTIND has been
moved back by the user (who may also have changed the arguments). */
if (last_nonopt > optind)
last_nonopt = optind;
if (first_nonopt > optind)
first_nonopt = optind;
if (last_nonopt > vlc_optind)
last_nonopt = vlc_optind;
if (first_nonopt > vlc_optind)
first_nonopt = vlc_optind;
if (ordering == PERMUTE)
{
/* If we have just processed some options following some non-options,
exchange them so that the options come first. */
if (first_nonopt != last_nonopt && last_nonopt != optind)
if (first_nonopt != last_nonopt && last_nonopt != vlc_optind)
exchange((char **) argv);
else if (last_nonopt != optind)
first_nonopt = optind;
else if (last_nonopt != vlc_optind)
first_nonopt = vlc_optind;
/* Skip any additional non-options
and extend the range of non-options previously skipped. */
while (optind < argc && NONOPTION_P)
optind++;
last_nonopt = optind;
while (vlc_optind < argc && NONOPTION_P)
vlc_optind++;
last_nonopt = vlc_optind;
}
/* The special ARGV-element `--' means premature end of options.
......@@ -346,28 +346,28 @@ int
then exchange with previous non-options as if it were an option,
then skip everything else like a non-option. */
if (optind != argc && !strcmp(argv[optind], "--"))
if (vlc_optind != argc && !strcmp(argv[vlc_optind], "--"))
{
optind++;
vlc_optind++;
if (first_nonopt != last_nonopt && last_nonopt != optind)
if (first_nonopt != last_nonopt && last_nonopt != vlc_optind)
exchange((char **) argv);
else if (first_nonopt == last_nonopt)
first_nonopt = optind;
first_nonopt = vlc_optind;
last_nonopt = argc;
optind = argc;
vlc_optind = argc;
}
/* If we have done all the ARGV-elements, stop the scan
and back over any non-options that we skipped and permuted. */
if (optind == argc)
if (vlc_optind == argc)
{
/* Set the next-arg-index to point at the non-options
that we previously skipped, so the caller will digest them. */
if (first_nonopt != last_nonopt)
optind = first_nonopt;
vlc_optind = first_nonopt;
return -1;
}
......@@ -378,26 +378,26 @@ int
{
if (ordering == REQUIRE_ORDER)
return -1;
optarg = argv[optind++];
vlc_optarg = argv[vlc_optind++];
return 1;
}
/* We have found another option-ARGV-element.
Skip the initial punctuation. */
nextchar = (argv[optind] + 1
+ (argv[optind][1] == '-'));
nextchar = (argv[vlc_optind] + 1
+ (argv[vlc_optind][1] == '-'));
}
/* Decode the current option-ARGV-element. */
/* Check whether the ARGV-element is a long option. */
if (argv[optind][1] == '-')
if (argv[vlc_optind][1] == '-')
{
char *nameend;
const struct option *p;
const struct option *pfound = NULL;
const struct vlc_option *p;
const struct vlc_option *pfound = NULL;
int exact = 0;
int ambig = 0;
int indfound = -1;
......@@ -434,35 +434,35 @@ int
if (ambig && !exact)
{
nextchar += strlen(nextchar);
optind++;
optopt = 0;
vlc_optind++;
vlc_optopt = 0;
return '?';
}
if (pfound != NULL)
{
option_index = indfound;
optind++;
vlc_optind++;
if (*nameend)
{
if (pfound->has_arg)
optarg = nameend + 1;
vlc_optarg = nameend + 1;
else
{
nextchar += strlen(nextchar);
optopt = pfound->val;
vlc_optopt = pfound->val;
return '?';
}
}
else if (pfound->has_arg)
{
if (optind < argc)
optarg = argv[optind++];
if (vlc_optind < argc)
vlc_optarg = argv[vlc_optind++];
else
{
nextchar += strlen(nextchar);
optopt = pfound->val;
vlc_optopt = pfound->val;
return optstring[0] == ':' ? ':' : '?';
}
}
......@@ -478,8 +478,8 @@ int
}
nextchar = (char *) "";
optind++;
optopt = 0;
vlc_optind++;
vlc_optopt = 0;
return '?';
}
......@@ -491,19 +491,19 @@ int
/* Increment `optind' when we start to process its last character. */
if (*nextchar == '\0')
++optind;
++vlc_optind;
if (temp == NULL || c == ':')
{
optopt = c;
vlc_optopt = c;
return '?';
}
/* Convenience. Treat POSIX -W foo same as long option --foo */
if (temp[0] == 'W' && temp[1] == ';')
{
char *nameend;
const struct option *p;
const struct option *pfound = NULL;
const struct vlc_option *p;
const struct vlc_option *pfound = NULL;
int exact = 0;
int ambig = 0;
int indfound = 0;
......@@ -512,14 +512,14 @@ int
/* This is an option that requires an argument. */
if (*nextchar != '\0')
{
optarg = nextchar;
vlc_optarg = nextchar;
/* If we end this ARGV-element by taking the rest as an arg,
we must advance to the next element now. */
optind++;
vlc_optind++;
}
else if (optind == argc)
else if (vlc_optind == argc)
{
optopt = c;
vlc_optopt = c;
if (optstring[0] == ':')
c = ':';
else
......@@ -529,12 +529,12 @@ int
else
/* We already incremented `optind' once;
increment it again when taking next ARGV-elt as argument. */
optarg = argv[optind++];
vlc_optarg = argv[vlc_optind++];
/* optarg is now the argument, see if it's in the
table of longopts. */
for (nextchar = nameend = optarg; *nameend && *nameend != '='; nameend++)
for (nextchar = nameend = vlc_optarg; *nameend && *nameend != '='; nameend++)
/* Do nothing. */ ;
/* Test all long options for either exact match
......@@ -563,7 +563,7 @@ int
if (ambig && !exact)
{
nextchar += strlen(nextchar);
optind++;
vlc_optind++;
return '?';
}
if (pfound != NULL)
......@@ -572,7 +572,7 @@ int
if (*nameend)
{
if (pfound->has_arg)
optarg = nameend + 1;
vlc_optarg = nameend + 1;
else
{
nextchar += strlen(nextchar);
......@@ -581,8 +581,8 @@ int
}
else if (pfound->has_arg)
{
if (optind < argc)
optarg = argv[optind++];
if (vlc_optind < argc)
vlc_optarg = argv[vlc_optind++];
else
{
nextchar += strlen(nextchar);
......@@ -607,14 +607,14 @@ int
/* This is an option that requires an argument. */
if (*nextchar != '\0')
{
optarg = nextchar;
vlc_optarg = nextchar;
/* If we end this ARGV-element by taking the rest as an arg,
we must advance to the next element now. */
optind++;
vlc_optind++;
}
else if (optind == argc)
else if (vlc_optind == argc)
{
optopt = c;
vlc_optopt = c;
if (optstring[0] == ':')
c = ':';
else
......@@ -623,7 +623,7 @@ int
else
/* We already incremented `optind' once;
increment it again when taking next ARGV-elt as argument. */
optarg = argv[optind++];
vlc_optarg = argv[vlc_optind++];
nextchar = NULL;
}
return c;
......
......@@ -28,7 +28,7 @@
Also, when `ordering' is RETURN_IN_ORDER,
each non-option ARGV-element is returned here. */
extern char *optarg;
extern char *vlc_optarg;
/* Index in ARGV of the next element to be scanned.
This is used for communication to and from the caller
......@@ -42,11 +42,11 @@
Otherwise, `optind' communicates from one call to the next
how much of ARGV has been scanned so far. */
extern int optind;
extern int vlc_optind;
/* Set to an option character which was unrecognized. */
extern int optopt;
extern int vlc_optopt;
/* Describe the long-named options requested by the application.
The LONG_OPTIONS argument to getopt_long or getopt_long_only is a vector
......@@ -68,15 +68,15 @@
one). For long options that have a zero `flag' field, `getopt'
returns the contents of the `val' field. */
struct option
{
struct vlc_option
{
const char *name;
bool has_arg;
int *flag;
int val;
};
};
extern int vlc_getopt_long(int argc, char *const *argv, const char *shortopts,
const struct option *longopts, int *longind);
extern int vlc_getopt_long(int argc, char *const *argv, const char *shortopts,
const struct vlc_option *longopts, int *longind);
#endif /* VLC_GETOPT_H */
......@@ -531,6 +531,9 @@ int libvlc_InternalInit( libvlc_int_t *p_libvlc, int i_argc,
/*
* Override configuration with command line settings
*/
/* config_LoadCmdLine(), DBus (below) and Win32-specific use vlc_optind,
* vlc_optarg and vlc_optopt globals. This is not thread-safe!! */
#warning BUG!
if( config_LoadCmdLine( p_libvlc, &i_argc, ppsz_argv, false ) )
{
#ifdef WIN32
......@@ -603,7 +606,7 @@ int libvlc_InternalInit( libvlc_int_t *p_libvlc, int i_argc,
dbus_message_unref( p_test_reply );
msg_Warn( p_libvlc, "Another Media Player is running. Exiting");
for( i_input = optind;i_input < i_argc;i_input++ )
for( i_input = vlc_optind; i_input < i_argc;i_input++ )
{
msg_Dbg( p_libvlc, "Adds %s to the running Media Player",
ppsz_argv[i_input] );
......@@ -1194,12 +1197,12 @@ static int GetFilenames( libvlc_int_t *p_vlc, int i_argc, const char *ppsz_argv[
/* We assume that the remaining parameters are filenames
* and their input options */
for( i_opt = i_argc - 1; i_opt >= optind; i_opt-- )
for( i_opt = i_argc - 1; i_opt >= vlc_optind; i_opt-- )
{
i_options = 0;
/* Count the input options */
while( *ppsz_argv[ i_opt ] == ':' && i_opt > optind )
while( *ppsz_argv[ i_opt ] == ':' && i_opt > vlc_optind )
{
i_options++;
i_opt--;
......
......@@ -221,24 +221,24 @@ void system_Configure( libvlc_int_t *p_this, int *pi_argc, const char *ppsz_argv
/* We assume that the remaining parameters are filenames
* and their input options */
if( *pi_argc - 1 >= optind )
if( *pi_argc - 1 >= vlc_optind )
{
COPYDATASTRUCT wm_data;
int i_opt;
vlc_ipc_data_t *p_data;
size_t i_data = sizeof (*p_data);
for( i_opt = optind; i_opt < *pi_argc; i_opt++ )
for( i_opt = vlc_optind; i_opt < *pi_argc; i_opt++ )
{
i_data += sizeof (size_t);
i_data += strlen( ppsz_argv[ i_opt ] ) + 1;
}
p_data = malloc( i_data );
p_data->argc = *pi_argc - optind;
p_data->argc = *pi_argc - vlc_optind;
p_data->enqueue = var_InheritBool( p_this, "playlist-enqueue" );
i_data = 0;
for( i_opt = optind; i_opt < *pi_argc; i_opt++ )
for( i_opt = vlc_optind; i_opt < *pi_argc; i_opt++ )
{
size_t i_len = strlen( ppsz_argv[ i_opt ] ) + 1;
/* Windows will never switch to an architecture
......
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