fis-gtm/sr_port/gtm_threadgbl_init.c

218 lines
6.1 KiB
C

/****************************************************************
* *
* Copyright 2010, 2011 Fidelity Information Services, Inc *
* *
* This source code contains the intellectual property *
* of its copyright holder(s), and is made available *
* under a license. If you do not know the terms of *
* the license, please stop and do not read further. *
* *
****************************************************************/
#include "mdef.h"
/* Note that since this routine is called prior to reading environment vars or pretty much any
* other initialization, we cannot use gtm_malloc() yet so care is taken to use the real system
* malloc.
*/
#undef malloc
#undef free
#include <errno.h>
#include "gtm_stdio.h"
#include "gtm_stdlib.h"
#include "gtm_string.h"
#include "gtm_inet.h"
#include "gtm_iconv.h"
#include "gtm_socket.h"
#include "gtm_unistd.h"
#include "gtm_limits.h"
#include <signal.h>
#include <sys/time.h>
#ifdef UNIX
# include <sys/un.h>
#endif
#ifdef VMS
# include <descrip.h> /* Required for gtmsource.h */
# include <ssdef.h>
# include <fab.h>
# include "desblk.h"
#endif
#include "cache.h"
#include "hashtab_addr.h"
#include "hashtab_int4.h"
#include "hashtab_int8.h"
#include "hashtab_mname.h"
#include "hashtab_str.h"
#include "hashtab_objcode.h"
#include "error.h"
#include "rtnhdr.h"
#include "gdsroot.h"
#include "gdskill.h"
#include "ccp.h"
#include "gtm_facility.h"
#include "fileinfo.h"
#include "gdsbt.h"
#include "gdsfhead.h"
#include "filestruct.h"
#include "gdscc.h"
#include "comline.h"
#include "compiler.h"
#include "cmd_qlf.h"
#include "io.h"
#include "iosp.h"
#include "jnl.h"
#include "lv_val.h"
#include "collseq.h"
#include "mdq.h"
#include "mprof.h"
#include "mv_stent.h"
#include "stack_frame.h"
#include "stp_parms.h"
#include "stringpool.h"
#include "buddy_list.h" /* needed for tp.h */
#include "tp.h"
#include "tp_frame.h"
#include "mlkdef.h"
#include "zshow.h"
#include "zwrite.h"
#include "zbreak.h"
#include "fnpc.h"
#include "mmseg.h"
#ifndef VMS
# include "gtmsiginfo.h"
#endif
#include "gtmimagename.h"
#include "iotcpdef.h"
#include "gt_timer.h"
#include "iosocketdef.h" /* needed for socket_pool and MAX_N_SOCKETS*/
#include "ctrlc_handler_dummy.h"
#include "unw_prof_frame_dummy.h"
#include "op.h"
#include "gtmsecshr.h"
#include "error_trap.h"
#include "patcode.h" /* for pat_everything and sizeof_pat_everything */
#include "source_file.h" /* for REV_TIME_BUFF_LEN */
#include "mupipbckup.h"
#include "dpgbldir.h"
#include "mmemory.h"
#include "have_crit.h"
#include "alias.h"
#include "zroutines.h"
/* FOR REPLICATION RELATED GLOBALS */
#include "repl_msg.h"
#include "gtmsource.h"
#include "gtmrecv.h"
#include "replgbl.h"
/* FOR MERGE RELATED GLOBALS */
#include "gvname_info.h"
#include "op_merge.h"
#ifdef UNIX
# include "cli.h"
# include "invocation_mode.h"
# include "fgncal.h"
# include "parse_file.h" /* for MAX_FBUFF */
# include "repl_sem.h"
# include "gtm_zlib.h"
# include "zro_shlibs.h"
#endif
#include "jnl_typedef.h"
#ifdef VMS
# include "gtm_logicals.h" /* for GTM_MEMORY_NOACCESS_COUNT */
#endif
#include "gds_blk_upgrade.h" /* for UPGRADE_IF_NEEDED flag */
#include "cws_insert.h" /* for CWS_REORG_ARRAYSIZE */
#ifdef UNICODE_SUPPORTED
# include "gtm_icu_api.h"
# include "gtm_utf8.h"
#endif
#ifdef GTM_CRYPT
# include "gtmcrypt.h"
# include "gdsblk.h"
# include "muextr.h"
#endif
#ifdef GTM_TRIGGER
# include "gv_trigger.h"
# include "gtm_trigger.h"
#endif
#include "gtm_threadgbl_init.h"
#define DEFAULT_PROMPT "GTM>"
GBLDEF void *gtm_threadgbl; /* Anchor for thread global for this thread */
/* Since gtm_threadgbl is type-neutral, define a structure mapping just for this routine that *does*
* contain the types. This structure can be accessed through the debugger for easier type dumping.
* Note we define this structure even in pro since it could be useful even in pro debugging (by gtmpcat).
*/
#define THREADGBLDEF(name,type) type name;
#define THREADGBLFPTR(name, type, args) type (*name)args;
#define THREADGBLAR1DEF(name, type, dim1) type name[dim1];
#define THREADGBLAR2DEF(name, type, dim1, dim2) type name[dim1][dim2];
typedef struct
{
# include "gtm_threadgbl_defs.h"
} gtm_threadgbl_true_t;
#undef THREADGBLDEF
#undef THREADGBLFPTR
#undef THREADGBLAR1DEF
#undef THREADGBLAR2DEF
GBLDEF gtm_threadgbl_true_t *gtm_threadgbl_true;
/* This routine allocates the thread global structure and for now, since GTM is not yet threaded,
* anchors it in a global variable. This still improves access to global variables even in this
* paradym because the 3 step global dereference only need happen once per module.
*/
error_def(ERR_MEMORY);
error_def(ERR_VMSMEMORY);
error_def(ERR_GTMASSERT);
void gtm_threadgbl_init(void)
{
void *lcl_gtm_threadgbl;
if (SIZEOF(gtm_threadgbl_true_t) != size_gtm_threadgbl_struct)
{ /* Size mismatch with gtm_threadgbl_deftypes.h - no error handling yet available so do
* the best we can.
*/
FPRINTF(stderr, "GTM-F-GTMASSERT gtm_threadgbl_true_t and gtm_threadgbl_t are different sizes\n");
exit(ERR_GTMASSERT);
}
if (NULL != gtm_threadgbl)
{ /* has already been initialized - don't re-init */
FPRINTF(stderr, "GTM-F-GTMASSERT gtm_threadgbl is already initialized\n");
exit(ERR_GTMASSERT);
}
gtm_threadgbl = lcl_gtm_threadgbl = malloc(size_gtm_threadgbl_struct);
if (NULL == gtm_threadgbl)
{ /* Storage was not allocated for some reason - no error handling yet still */
perror("GTM-F-MEMORY Unable to allocate startup thread structure");
exit(UNIX_ONLY(ERR_MEMORY) VMS_ONLY(ERR_VMSMEMORY));
}
memset(gtm_threadgbl, 0, size_gtm_threadgbl_struct);
gtm_threadgbl_true = (gtm_threadgbl_true_t *)gtm_threadgbl;
/* Add specific initializations if other than 0s here using the TREF() family of macros: */
MEMCPY_LIT(TADR(prombuf), DEFAULT_PROMPT);
(TREF(gtmprompt)).addr = TADR(prombuf);
(TREF(gtmprompt)).len = SIZEOF(DEFAULT_PROMPT) - 1;
TREF(lv_null_subs) = LVNULLSUBS_OK; /* UNIX: set in gtm_env_init_sp(), VMS: set in gtm$startup() - init'd here
* in case alternative invocation methods bypass gtm_startup()
*/
TREF(for_stack_ptr) = TADR(for_stack);
(TREF(replgbl)).jnl_release_timeout = DEFAULT_JNL_RELEASE_TIMEOUT;
}