ccutil/mainblk.cpp File Reference

#include "mfcpch.h"
#include "fileerr.h"
#include <unistd.h>
#include <signal.h>
#include <stdlib.h>
#include "basedir.h"
#include "mainblk.h"

Go to the source code of this file.

Defines

Functions

Variables


Define Documentation

#define BLOB_MATCHING_ON

Note:
File: mainblk.cpp (Formerly main.c)
Function to call from main() to setup.
Author:
Ray Smith
Date:
Tue Oct 22 11:09:40 BST 1991
 * (C) Copyright 1991, Hewlett-Packard Ltd.
 ** Licensed under the Apache License, Version 2.0 (the "License");
 ** you may not use this file except in compliance with the License.
 ** You may obtain a copy of the License at
 ** http://www.apache.org/licenses/LICENSE-2.0
 ** Unless required by applicable law or agreed to in writing, software
 ** distributed under the License is distributed on an "AS IS" BASIS,
 ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 ** See the License for the specific language governing permissions and
 ** limitations under the License.

Definition at line 20 of file mainblk.cpp.

#define EXTERN

Definition at line 35 of file mainblk.cpp.

#define VARDIR   "configs/"

Definition at line 34 of file mainblk.cpp.


Function Documentation

void main_setup ( const char *  argv0,
const char *  basename,
int  argc,
const char *const *  argv 
)

Main for mithras demo program.

Read the arguments and set up globals.

Definition at line 59 of file mainblk.cpp.

References _XSTR, ABORT, CANTOPENFILE, datadir, DBG, ERRCODE::error(), getpath(), imagebasename, NO_PATH, NULL, print_variables(), read_variables_file(), STRING::string(), TESSDATA_PREFIX, and VARDIR.

Referenced by init_tesseract().

00064                  {
00065   INT32 arg;                     /*argument */
00066   INT32 offset;                  //for flag
00067   FILE *fp;                      /*variables file */
00068   char flag[2];                  //+/-
00069   STRING varfile;                /*name of file */
00070 
00071   imagebasename = basename;      /*name of image */
00072   if (getpath (argv0, datadir) < 0)
00073   #ifdef __UNIX__
00074     CANTOPENFILE.error ("main", ABORT, "%s to get path", argv[0]);
00075   #else
00076   NO_PATH.error ("main", DBG, NULL);
00077   #endif
00078 
00079   for (arg = 0; arg < argc; arg++) {
00080     if (argv[arg][0] == '+' || argv[arg][0] == '-') {
00081       offset = 1;
00082       flag[0] = argv[arg][0];
00083     }
00084     else {
00085       offset = 0;
00086     }
00087     flag[offset] = '\0';
00088     varfile = flag;
00089                                  /*attempt open */
00090     fp = fopen (argv[arg] + offset, "r");
00091     if (fp != NULL) {
00092       fclose(fp);  /*was only to test */
00093     }
00094     else {
00095       varfile += datadir;
00096       varfile += m_data_sub_dir; /*data directory */
00097       varfile += VARDIR;         /*variables dir */
00098     }
00099                                  /*actual name */
00100     varfile += argv[arg] + offset;
00101     read_variables_file (varfile.string ());
00102   }
00103 
00104   if (m_print_variables)
00105     print_variables(stdout);  /*print them all */
00106 
00107 /*
00108 Allows the required data files to be at a fixed location
00109 not relative to the directory where the binary was executed
00110 From a patch posted on the tesseract-ocr forums on sf.net
00111 
00112 Run configure with --with-prefix /usr/local/tesseract-1.03/
00113 Or uncomment and modify the following #define */
00114 
00115 // #define TESSDATA_PREFIX /usr/local/tesseract-1.03f3/
00116 
00117 #ifdef TESSDATA_PREFIX
00118 # define _STR(a) #a
00119 # define _XSTR(a) _STR(a)
00120   datadir = _XSTR(TESSDATA_PREFIX);
00121 # undef _XSTR
00122 # undef _STR
00123 #endif
00124 
00125   datadir += m_data_sub_dir;     /*data directory */
00126 
00127   #ifdef __UNIX__
00128   if (memgrab_size > 0) {
00129     void *membuf;                //test virtual mem
00130                                  //test memory
00131     membuf = malloc (memgrab_size);
00132     if (membuf == NULL) {
00133       raise(SIGTTOU);  //hangup for jobber
00134       sleep (10);
00135     }
00136     else
00137       free(membuf); 
00138   }
00139   #endif
00140 }


Variable Documentation

EXTERN DLLSYM STRING datadir

Note:
File: mainblk.h (Formerly main.h)
Function to call from main() to setup.
Author:
Ray Smith
Date:
Tue Oct 22 11:09:40 BST 1991
 * (C) Copyright 1991, Hewlett-Packard Ltd.
 ** Licensed under the Apache License, Version 2.0 (the "License");
 ** you may not use this file except in compliance with the License.
 ** You may obtain a copy of the License at
 ** http://www.apache.org/licenses/LICENSE-2.0
 ** Unless required by applicable law or agreed to in writing, software
 ** distributed under the License is distributed on an "AS IS" BASIS,
 ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 ** See the License for the specific language governing permissions and
 ** limitations under the License.

Definition at line 37 of file mainblk.cpp.

EXTERN DLLSYM STRING imagebasename

Definition at line 39 of file mainblk.cpp.

const ERRCODE NO_PATH

Initial value:

"Warning:explicit path for executable will not be used for configs"

Definition at line 49 of file mainblk.cpp.

const ERRCODE USAGE = "Usage" [static]

Definition at line 51 of file mainblk.cpp.


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