source: git/Singular/tesths.cc @ 4da485

jengelh-datetimespielwiese
Last change on this file since 4da485 was 4da485, checked in by Hans Schoenemann <hannes@…>, 10 years ago
chg: only external interface to links is links/silink.h
  • Property mode set to 100644
File size: 6.1 KB
Line 
1/****************************************
2*  Computer Algebra System SINGULAR     *
3****************************************/
4
5/*
6* ABSTRACT - initialize SINGULARs components, run Script and start SHELL
7*/
8
9#include "config.h"
10#include <kernel/mod2.h>
11#include "countedref.h"
12#include <omalloc/omalloc.h>
13
14#include <misc/auxiliary.h>
15#include <misc/options.h>
16
17#ifdef HAVE_FACTORY
18#define SI_DONT_HAVE_GLOBAL_VARS
19#include <factory/factory.h>
20#endif
21
22#include <kernel/febase.h>
23#include <kernel/timer.h>
24
25#ifdef HAVE_FANS
26#include <kernel/bbcone.h>
27#include <kernel/bbfan.h>
28#endif
29
30#include "ipshell.h"
31#include "cntrlc.h"
32#include "links/silink.h"
33#include "ipid.h"
34#include "sdb.h"
35#include "feOpt.h"
36#include "distrib.h"
37#include "version.h"
38#include "bigintm.h"
39#include "mmalloc.h"
40#include "tok.h"
41#include "fegetopt.h"
42
43#include "pyobject_setup.h"
44
45#include <unistd.h>
46#include <string.h>
47#include <stddef.h>
48#include <stdlib.h>
49#include <time.h>
50#include <errno.h>
51
52
53
54extern int siInit(char *);
55
56#if ! defined(LIBSINGULAR)
57
58#ifdef HAVE_FACTORY
59int initializeGMP(){ return 1; }
60#endif
61
62int mmInit2( void )
63{
64#if defined(OMALLOC_USES_MALLOC) || defined(X_OMALLOC)
65    /* in mmstd.c, for some architectures freeSize() unconditionally uses the *system* free() */
66    /* sage ticket 5344: http://trac.sagemath.org/sage_trac/ticket/5344 */
67    /* do not rely on the default in Singular as libsingular may be different */
68    mp_set_memory_functions(omMallocFunc,omReallocSizeFunc,omFreeSizeFunc);
69#else
70    mp_set_memory_functions(malloc,reallocSize,freeSize);
71#endif
72  return 1;
73}
74int mmInit( void )
75{
76#ifndef SI_THREADS
77  return mmInit2();
78#else
79  return 1;
80#endif
81}
82
83/*0 implementation*/
84int main(          /* main entry to Singular */
85    int argc,      /* number of parameter */
86    char** argv)   /* parameter array */
87{
88  //mmInit();
89  // Don't worry: ifdef OM_NDEBUG, then all these calls are undef'ed
90  omInitRet_2_Info(argv[0]);
91  omInitGetBackTrace();
92
93  siInit(argv[0]);
94  init_signals();
95
96  // parse command line options
97  int optc, option_index;
98  const char* errormsg;
99  while((optc = fe_getopt_long(argc, argv,
100                               SHORT_OPTS_STRING, feOptSpec, &option_index))
101        != EOF)
102  {
103    if (optc == '?' || optc == 0)
104    {
105      fprintf(stderr, "Use '%s --help' for a complete list of options\n", feArgv0);
106      exit(1);
107    }
108
109    if (optc != LONG_OPTION_RETURN)
110      option_index = feGetOptIndex(optc);
111
112    assume(option_index >= 0 && option_index < (int) FE_OPT_UNDEF);
113
114    if (fe_optarg == NULL &&
115        (feOptSpec[option_index].type == feOptBool ||
116         feOptSpec[option_index].has_arg == optional_argument))
117      errormsg = feSetOptValue((feOptIndex) option_index, (int) 1);
118    else
119      errormsg = feSetOptValue((feOptIndex) option_index, fe_optarg);
120
121    if (errormsg)
122    {
123      if (fe_optarg == NULL)
124        fprintf(stderr, "Error: Option '--%s' %s\n",
125               feOptSpec[option_index].name, errormsg);
126      else
127        fprintf(stderr, "Error: Option '--%s=%s' %s\n",
128               feOptSpec[option_index].name, fe_optarg, errormsg);
129      fprintf(stderr, "Use '%s --help' for a complete list of options\n", feArgv0);
130      exit(1);
131    }
132    if (optc == 'h') exit(0);
133  }
134
135  /* say hello */
136  //for official version: not active
137  //bigintm_setup();
138
139  if (TEST_V_QUIET)
140  {
141    (printf)(
142"                     SINGULAR                                 /"
143#ifndef MAKE_DISTRIBUTION
144"  Development"
145#endif
146"\n"
147" A Computer Algebra System for Polynomial Computations       /   version %s\n"
148"                                                           0<\n"
149" by: W. Decker, G.-M. Greuel, G. Pfister, H. Schoenemann     \\   %s\n"
150"FB Mathematik der Universitaet, D-67653 Kaiserslautern        \\\n"
151, PACKAGE_VERSION, feVersionId);
152  if (feOptValue(FE_OPT_NO_SHELL)) Warn("running in restricted mode:"
153    " shell invocation and links are disallowed");
154  }
155  else
156  {
157#ifdef HAVE_FACTORY
158    if (feOptValue(FE_OPT_SORT)) On(SW_USE_NTL_SORT);
159#endif
160#ifdef HAVE_SDB
161    sdb_flags = 0;
162#endif
163    dup2(1,2);
164    /* alternative:
165    *    memcpy(stderr,stdout,sizeof(FILE));
166    */
167  }
168
169#ifdef SINGULAR_PYOBJECT_SETUP_H
170   pyobject_setup();
171#endif
172#ifdef SI_COUNTEDREF_AUTOLOAD
173  countedref_init();
174#endif
175#ifdef HAVE_FANS
176  bbcone_setup();
177  bbfan_setup();
178#endif /* HAVE_FANS */
179  errorreported = 0;
180
181  // -- example for "static" modules ------
182  //load_builtin("huhu.so",FALSE,(SModulFunc_t)huhu_mod_init);
183  //module_help_main("huhu.so","Help for huhu\nhaha\n");
184  //module_help_proc("huhu.so","p","Help for huhu::p\nhaha\n");
185  setjmp(si_start_jmpbuf);
186
187  // Now, put things on the stack of stuff to do
188  // Last thing to do is to execute given scripts
189  if (fe_optind < argc)
190  {
191    int i = argc - 1;
192    FILE *fd;
193    while (i >= fe_optind)
194    {
195      if ((fd = feFopen(argv[i], "r")) == NULL)
196      {
197        Warn("Can not open %s", argv[i]);
198      }
199      else
200      {
201        fclose(fd);
202        newFile(argv[i]);
203      }
204      i--;
205    }
206  }
207  else
208  {
209    currentVoice=feInitStdin(NULL);
210  }
211
212  // before scripts, we execute -c, if it was given
213  if (feOptValue(FE_OPT_EXECUTE) != NULL)
214    newBuffer(omStrDup((char*) feOptValue(FE_OPT_EXECUTE)), BT_execute);
215
216  // first thing, however, is to load .singularrc from Singularpath
217  // and cwd/$HOME (in that order).
218  if (! feOptValue(FE_OPT_NO_RC))
219  {
220    char buf[MAXPATHLEN];
221    FILE * rc = feFopen("." DIR_SEPP ".singularrc", "r", buf);
222    if (rc == NULL) rc = feFopen("~" DIR_SEPP ".singularrc", "r", buf);
223    if (rc == NULL) rc = feFopen(".singularrc", "r", buf);
224
225    if (rc != NULL)
226    {
227      if (BVERBOSE(V_LOAD_LIB))
228        Print("// ** executing %s\n", buf);
229      fclose(rc);
230      newFile(buf);
231    }
232  }
233
234  /* start shell */
235  if (fe_fgets_stdin==fe_fgets_dummy)
236  {
237    singular_in_batchmode=TRUE;
238    char *linkname=(char*) feOptValue(FE_OPT_LINK);
239    if((linkname!=NULL)&&(strcmp(linkname,"ssi")==0))
240    {
241      return ssiBatch((char*) feOptValue(FE_OPT_MPHOST),(char*) feOptValue(FE_OPT_MPPORT));
242      //Print("batch: p:%s, h:%s\n",(char*) feOptValue(FE_OPT_MPPORT),(char*) feOptValue(FE_OPT_MPHOST));
243      //exit(0);
244    }
245  }
246  setjmp(si_start_jmpbuf);
247  yyparse();
248  m2_end(0);
249  return 0;
250}
251#endif // not LIBSINGULAR
252
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