OBJECT * read_netstring( FILE * f )
{
unsigned long len;
static char * buf = NULL;
static unsigned long buf_len = 0;
if ( fscanf( f, " %9lu", &len ) != 1 )
return NULL;
if ( fgetc( f ) != (int)'\t' )
return NULL;
if ( len > 1024 * 64 )
return NULL; /* sanity check */
if ( len > buf_len )
{
unsigned long new_len = buf_len * 2;
if ( new_len < len )
new_len = len;
buf = (char *)BJAM_REALLOC( buf, new_len + 1 );
if ( buf )
buf_len = new_len;
}
if ( !buf )
return NULL;
if ( fread( buf, 1, len, f ) != len )
return NULL;
if ( fgetc( f ) != (int)'\n' )
return NULL;
buf[ len ] = 0;
return object_new( buf );
}
/*
* exec_init() - global initialization
*/
void exec_init( void )
{
int i;
if ( globs.jobs > cmdtab_size )
{
cmdtab = BJAM_REALLOC( cmdtab, globs.jobs * sizeof( *cmdtab ) );
memset( cmdtab + cmdtab_size, 0, ( globs.jobs - cmdtab_size ) * sizeof( *cmdtab ) );
wait_fds = BJAM_REALLOC( wait_fds, WAIT_FDS_SIZE * sizeof ( *wait_fds ) );
for ( i = cmdtab_size; i < globs.jobs; ++i )
{
GET_WAIT_FD( i )[ OUT ].fd = -1;
GET_WAIT_FD( i )[ OUT ].events = POLLIN;
if ( globs.pipe_action )
{
GET_WAIT_FD( i )[ ERR ].fd = -1;
GET_WAIT_FD( i )[ ERR ].events = POLLIN;
}
}
cmdtab_size = globs.jobs;
}
}
/*
* exec_init() - global initialization
*/
void exec_init( void )
{
if ( globs.jobs > cmdtab_size )
{
cmdtab = BJAM_REALLOC( cmdtab, globs.jobs * sizeof( *cmdtab ) );
memset( cmdtab + cmdtab_size, 0, ( globs.jobs - cmdtab_size ) * sizeof( *cmdtab ) );
cmdtab_size = globs.jobs;
}
if ( globs.jobs > MAXIMUM_WAIT_OBJECTS && !process_queue.read_okay )
{
process_queue.read_okay = CreateEvent( NULL, FALSE, FALSE, NULL );
process_queue.write_okay = CreateEvent( NULL, FALSE, TRUE, NULL );
}
}
static void string_reserve_internal( string * self, size_t capacity )
{
if ( self->value == self->opt )
{
self->value = (char *)BJAM_MALLOC_ATOMIC( capacity +
JAM_STRING_MAGIC_SIZE );
self->value[ 0 ] = 0;
strncat( self->value, self->opt, sizeof(self->opt) );
assert( strlen( self->value ) <= self->capacity && "Regression test" );
}
else
{
self->value = (char *)BJAM_REALLOC( self->value, capacity +
JAM_STRING_MAGIC_SIZE );
}
#ifndef NDEBUG
memcpy( self->value + capacity, self->magic, JAM_STRING_MAGIC_SIZE );
#endif
self->capacity = capacity;
}
