int
vips_snprintf( char *str, size_t size, const char *format, ... )
{
va_list ap;
int n;
va_start( ap, format );
n = vips_vsnprintf( str, size, format, ap );
va_end( ap );
return( n );
}
/* Load all plugins in a directory ... look for '.plg' suffix. Error if we had
* any probs.
*/
static int
vips_load_plugins( const char *fmt, ... )
{
va_list ap;
char dir_name[VIPS_PATH_MAX];
GDir *dir;
const char *name;
int result;
/* Silently succeed if we can't do modules.
*/
if( !g_module_supported() )
return( 0 );
va_start( ap, fmt );
(void) vips_vsnprintf( dir_name, VIPS_PATH_MAX - 1, fmt, ap );
va_end( ap );
#ifdef DEBUG
printf( "vips_load_plugins: searching \"%s\"\n", dir_name );
#endif /*DEBUG*/
if( !(dir = g_dir_open( dir_name, 0, NULL )) )
/* Silent success for dir not there.
*/
return( 0 );
result = 0;
while( (name = g_dir_read_name( dir )) )
if( vips_ispostfix( name, ".plg" ) ) {
char path[VIPS_PATH_MAX];
GModule *module;
vips_snprintf( path, VIPS_PATH_MAX - 1,
"%s" G_DIR_SEPARATOR_S "%s", dir_name, name );
#ifdef DEBUG
printf( "vips_load_plugins: loading \"%s\"\n", path );
#endif /*DEBUG*/
module = g_module_open( path, G_MODULE_BIND_LAZY );
if( !module ) {
vips_warn( "vips_init",
_( "unable to load \"%s\" -- %s" ),
path,
g_module_error() );
result = -1;
}
}
g_dir_close( dir );
return( result );
}
/* Test for file exists.
*/
int
vips_existsf( const char *name, ... )
{
va_list ap;
char buf1[PATH_MAX];
va_start( ap, name );
(void) vips_vsnprintf( buf1, PATH_MAX - 1, name, ap );
va_end( ap );
/* Try that.
*/
if( !access( buf1, R_OK ) )
return( 1 );
return( 0 );
}
/* Make a directory.
*/
int
vips_mkdirf( const char *name, ... )
{
va_list ap;
char buf1[PATH_MAX];
va_start( ap, name );
(void) vips_vsnprintf( buf1, PATH_MAX - 1, name, ap );
va_end( ap );
/* Try that.
*/
if( mkdir( buf1, 0755 ) ) {
vips_error( "mkdirf",
_( "unable to create directory \"%s\", %s" ),
buf1, strerror( errno ) );
return( -1 );
}
return( 0 );
}
/* Do popen(), with printf-style args.
*/
FILE *
vips_popenf( const char *fmt, const char *mode, ... )
{
va_list args;
char buf[4096];
FILE *fp;
va_start( args, mode );
(void) vips_vsnprintf( buf, 4096, fmt, args );
va_end( args );
#ifdef DEBUG
printf( "vips_popenf: running: %s\n", buf );
#endif /*DEBUG*/
if( !(fp = popen( buf, mode )) ) {
vips_error( "popenf", "%s", strerror( errno ) );
return( NULL );
}
return( fp );
}
