summaryrefslogtreecommitdiffstats
path: root/ast/globals.c
diff options
context:
space:
mode:
Diffstat (limited to 'ast/globals.c')
-rw-r--r--ast/globals.c251
1 files changed, 0 insertions, 251 deletions
diff --git a/ast/globals.c b/ast/globals.c
deleted file mode 100644
index ccb5a43..0000000
--- a/ast/globals.c
+++ /dev/null
@@ -1,251 +0,0 @@
-#if defined( THREAD_SAFE )
-
-#define astCLASS
-
-#include "globals.h"
-#include "error.h"
-#include <pthread.h>
-#include <stdlib.h>
-#include <stdio.h>
-
-/* Configuration results. */
-/* ---------------------- */
-#if HAVE_CONFIG_H
-#include <config.h>
-#endif
-
-/* Select the appropriate memory management functions. These will be the
- system's malloc, free and realloc unless AST was configured with the
- "--with-starmem" option, in which case they will be the starmem
- malloc, free and realloc. */
-#ifdef HAVE_STAR_MEM_H
-# include <star/mem.h>
-# define MALLOC starMalloc
-# define FREE starFree
-# define REALLOC starRealloc
-#else
-# define MALLOC malloc
-# define FREE free
-# define REALLOC realloc
-#endif
-
-/* Module variables */
-/* ================ */
-
-/* A count of the number of thread-specific data structures created so
- far. Create a mutex to serialise access to this static variable. */
-static int nthread = 0;
-static pthread_mutex_t nthread_mutex = PTHREAD_MUTEX_INITIALIZER;
-
-/* External variables visible throughout AST */
-/* ========================================= */
-
-/* Set a flag indicating that the thread-specific data key has not yet
- been created. */
-pthread_once_t starlink_ast_globals_initialised = PTHREAD_ONCE_INIT;
-
-/* Declare the pthreads key that will be associated with the thread-specific
- data for each thread. */
-pthread_key_t starlink_ast_globals_key;
-
-/* Declare the pthreads key that will be associated with the thread-specific
- status value for each thread. */
-pthread_key_t starlink_ast_status_key;
-
-
-/* Function definitions: */
-/* ===================== */
-
-
-void astGlobalsCreateKey_( void ) {
-/*
-*+
-* Name:
-* astGlobalsCreateKey_
-
-* Purpose:
-* Create the thread specific data key used for accessing global data.
-
-* Type:
-* Protected function.
-
-* Synopsis:
-* #include "globals.h"
-* astGlobalsCreateKey_()
-
-* Description:
-* This function creates the thread-specific data key. It is called
-* once only by the pthread_once function, which is invoked via the
-* astGET_GLOBALS(this) macro by each AST function that requires access to
-* global data.
-
-* Returned Value:
-* Zero for success.
-
-*-
-*/
-
-/* Create the key used to access thread-specific global data values.
- Report an error if it fails. */
- if( pthread_key_create( &starlink_ast_globals_key, NULL ) ) {
- fprintf( stderr, "ast: Failed to create Thread-Specific Data key" );
-
-/* If succesful, create the key used to access the thread-specific status
- value. Report an error if it fails. */
- } else if( pthread_key_create( &starlink_ast_status_key, NULL ) ) {
- fprintf( stderr, "ast: Failed to create Thread-Specific Status key" );
-
- }
-
-}
-
-AstGlobals *astGlobalsInit_( void ) {
-/*
-*+
-* Name:
-* astGlobalsInit
-
-* Purpose:
-* Create and initialise a structure holding thread-specific global
-* data values.
-
-* Type:
-* Protected function.
-
-* Synopsis:
-* #include "globals.h"
-* AstGlobals *astGlobalsInit;
-
-* Description:
-* This function allocates memory to hold thread-specific global data
-* for use throughout AST, and initialises it.
-
-* Returned Value:
-* Pointer to the structure holding global data values for the
-* currently executing thread.
-
-*-
-*/
-
-/* Local Variables: */
- AstGlobals *globals;
- AstStatusBlock *status;
-
-/* Allocate memory to hold the global data values for the currently
- executing thread. Use malloc rather than astMalloc (the AST memory
- module uses global data managed by this module and so using astMalloc
- could put us into an infinite loop). */
- globals = MALLOC( sizeof( AstGlobals ) );
-
- if ( !globals ){
- fprintf( stderr, "ast: Failed to allocate memory to hold AST "
- "global data values" );
-
-/* Initialise the global data values. */
- } else {
-
-/* Each thread has a unique integer identifier. */
- pthread_mutex_lock( &nthread_mutex );
- globals->thread_identifier = nthread++;
- pthread_mutex_unlock( &nthread_mutex );
-
-#define INIT(class) astInit##class##Globals_( &(globals->class) );
- INIT( Error );
- INIT( Memory );
- INIT( Object );
- INIT( Axis );
- INIT( Mapping );
- INIT( Frame );
- INIT( Channel );
- INIT( CmpMap );
- INIT( KeyMap );
- INIT( FitsChan );
- INIT( FitsTable );
- INIT( CmpFrame );
- INIT( DSBSpecFrame );
- INIT( FrameSet );
- INIT( LutMap );
- INIT( MathMap );
- INIT( PcdMap );
- INIT( PointSet );
- INIT( SkyAxis );
- INIT( SkyFrame );
- INIT( SlaMap );
- INIT( SpecFrame );
- INIT( SphMap );
- INIT( TimeFrame );
- INIT( WcsMap );
- INIT( ZoomMap );
- INIT( FluxFrame );
- INIT( SpecFluxFrame );
- INIT( GrismMap );
- INIT( IntraMap );
- INIT( Plot );
- INIT( Plot3D );
- INIT( Region );
- INIT( Xml );
- INIT( XmlChan );
- INIT( Box );
- INIT( Circle );
- INIT( CmpRegion );
- INIT( DssMap );
- INIT( Ellipse );
- INIT( Interval );
- INIT( MatrixMap );
- INIT( NormMap );
- INIT( NullRegion );
- INIT( PermMap );
- INIT( PointList );
- INIT( PolyMap );
- INIT( Polygon );
- INIT( Prism );
- INIT( RateMap );
- INIT( SelectorMap );
- INIT( ShiftMap );
- INIT( SpecMap );
- INIT( Stc );
- INIT( StcCatalogEntryLocation );
- INIT( StcObsDataLocation );
- INIT( SwitchMap );
- INIT( Table );
- INIT( TimeMap );
- INIT( TranMap );
- INIT( UnitMap );
- INIT( WinMap );
- INIT( StcResourceProfile );
- INIT( StcSearchLocation );
- INIT( StcsChan );
-#undef INIT
-
-/* Save the pointer as the value of the starlink_ast_globals_key
- thread-specific data key. */
- if( pthread_setspecific( starlink_ast_globals_key, globals ) ) {
- fprintf( stderr, "ast: Failed to store Thread-Specific Data pointer." );
-
-/* We also take this opportunity to allocate and initialise the
- thread-specific status value. */
- } else {
- status = MALLOC( sizeof( AstStatusBlock ) );
- if( status ) {
- status->internal_status = 0;
- status->status_ptr = &( status->internal_status );
-
-/* If succesful, store the pointer to this memory as the value of the
- status key for the currently executing thread. Report an error if
- this fails. */
- if( pthread_setspecific( starlink_ast_status_key, status ) ) {
- fprintf( stderr, "ast: Failed to store Thread-Specific Status pointer." );
- }
-
- } else {
- fprintf( stderr, "ast: Failed to allocate memory for Thread-Specific Status pointer." );
- }
- }
- }
-
-/* Return a pointer to the data structure holding the global data values. */
- return globals;
-}
-
-#endif
-
generated by cgit v0.12 at 2024-10-30 15:17:23 (GMT)