Files
harbour-core/harbour/utils/hbver/hbverfix.c

357 lines
12 KiB
C

/*
* $Id$
*/
/*
* Harbour Project source code:
* Harbour Version Updater standalone main module
*
* Copyright 2003 David G. Holm <dholm@jsd-llc.com>
* www - http://www.harbour-project.org
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this software; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
* Boston, MA 02111-1307 USA (or visit the web site http://www.gnu.org/).
*
* As a special exception, the Harbour Project gives permission for
* additional uses of the text contained in its release of Harbour.
*
* The exception is that, if you link the Harbour libraries with other
* files to produce an executable, this does not by itself cause the
* resulting executable to be covered by the GNU General Public License.
* Your use of that executable is in no way restricted on account of
* linking the Harbour library code into it.
*
* This exception does not however invalidate any other reasons why
* the executable file might be covered by the GNU General Public License.
*
* This exception applies only to the code released by the Harbour
* Project under the name Harbour. If you copy code from other
* Harbour Project or Free Software Foundation releases into a copy of
* Harbour, as the General Public License permits, the exception does
* not apply to the code that you add in this way. To avoid misleading
* anyone as to the status of such modified files, you must delete
* this exception notice from them.
*
* If you write modifications of your own for Harbour, it is your choice
* whether to permit this exception to apply to your modifications.
* If you do not wish that, delete this exception notice.
*
*/
/*
* Avoid tracing in preprocessor/compiler.
*/
#if ! defined(HB_TRACE_UTILS)
#if defined(HB_TRACE_LEVEL)
#undef HB_TRACE_LEVEL
#endif
#endif
#include <ctype.h>
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include "hbcomp.h"
#define MAX_BUF_LEN 4096
char * szIncrementNumber( char * szBuffer, size_t stSkipOver )
{
size_t i;
for( i = stSkipOver; i < strlen( szBuffer ) && isspace( szBuffer[ i ] ); i++ ) {}
if( i > stSkipOver && i < strlen( szBuffer ) )
{
int iVersion;
char szIntBuf[ 8 ];
size_t stStart = i;
iVersion = atoi( &szBuffer[ stStart ] ) + 1;
sprintf( szIntBuf, "%-7d", iVersion );
for( i = 0; i < strlen( szIntBuf ); i++ )
{
szBuffer[ stStart + i ] = szIntBuf[ i ];
}
}
return szBuffer;
}
char * szReplaceQuoted( char * szBuffer, const char * new_string )
{
char szOldBuf[ MAX_BUF_LEN ];
char * szOpening = strchr( szBuffer, 34 ); /* Locate starting quote */
if( szOpening )
{
char * szClosing = strchr( szOpening + 1, 34 ); /* Locate ending quote */
if( szClosing )
{
strncpy( szOldBuf, szClosing, MAX_BUF_LEN );
szOldBuf[ MAX_BUF_LEN - 1 ] = '\0';
strncpy( szOpening + 1, new_string, MAX_BUF_LEN - ( szOpening - szBuffer ) );
szBuffer[ MAX_BUF_LEN - 1 ] = '\0';
strncat( szBuffer, szOldBuf, MAX_BUF_LEN - strlen( szBuffer ) );
szBuffer[ MAX_BUF_LEN - 1 ] = '\0';
return szBuffer;
}
}
return NULL;
}
int main( int argc, char * argv[] )
{
BOOL bBadCmdLine = FALSE;
BOOL bShowHelp = FALSE;
char cIncrement = ' ';
char szErrBuf[ MAX_BUF_LEN ];
int iDebugLevel = 0;
int iArg = 1;
while( iArg < argc )
{
if( HB_ISOPTSEP(argv[ iArg ][ 0 ]))
{
BOOL bInvalid = FALSE;
switch( argv[ iArg ][ 1 ] )
{
case 'd':
case 'D':
iDebugLevel = atoi( &argv[ iArg ][ 2 ] );
break;
case 'h':
case 'H':
case '?':
bShowHelp = TRUE;
break;
case 'i':
case 'I':
if( strlen( argv[ iArg ] ) > 2 )
{
switch( argv[ iArg ][ 2 ] )
{
case 'v':
case 'V':
case 'm':
case 'M':
case 'r':
case 'R':
cIncrement = tolower( argv[ iArg ][ 2 ] );
break;
default:
bInvalid = TRUE;
}
break;
}
bInvalid = TRUE;
break;
default:
bInvalid = TRUE;
break;
}
if( bInvalid )
{
bBadCmdLine = TRUE;
fprintf( stderr, "\nInvalid command line option: %s\n", &argv[ iArg ][ 1 ] );
}
}
else
{
bBadCmdLine = TRUE;
fprintf( stderr, "\nInvalid command line argument: %s\n", &argv[ iArg ][ 0 ] );
}
iArg++;
}
if( bShowHelp )
{
fprintf( stderr, "\nSyntax: %s [options]"
"\n"
"\nOptions: -d[level] set debug level (-1 == none, 0 == minimal*, 1 == verbose)"
"\n -iv increment major version number+"
"\n -im increment minor version number+"
"\n -ir increment revision number+"
"\n"
"\nAn * indicates a default option. A + indicates mutually exclusive options"
"\n(the last one that is present on the command line will be being used)."
"\n"
, argv[ 0 ] );
return 1;
}
else if( bBadCmdLine )
{
return 2;
}
else
{
const char * cszChangeLogName = "ChangeLog";
const char * cszVersionName = "include/hbver.h";
const char * cszRewriteName = "include/hbver.rw";
char szInputBuffer[ MAX_BUF_LEN + 16 ];
char szNewID[ MAX_BUF_LEN + 8 ];
char szNewLog[ MAX_BUF_LEN + 8 ];
BOOL bFoundID = FALSE;
BOOL bFoundLog = FALSE;
FILE * fhChangeLog;
sprintf( szErrBuf, "Opening %s", cszChangeLogName );
fhChangeLog = fopen( cszChangeLogName, "rt" );
if( fhChangeLog == NULL )
{
switch( errno )
{
case ENOENT:
fprintf( stderr, "\nThis program needs to be run from the directory with the %s file.\n", cszChangeLogName );
return 3;
default:
perror( szErrBuf );
return 4;
}
}
while( ! ( bFoundID && bFoundLog ) && ! feof( fhChangeLog ) )
{
sprintf( szErrBuf, "Reading from %s", cszChangeLogName );
fgets( szInputBuffer, MAX_BUF_LEN, fhChangeLog );
if( ferror( fhChangeLog ) )
{
perror( szErrBuf );
return 5;
}
if( iDebugLevel > 0 ) fprintf( stderr, "\n==> %u <==> %s <==", ( unsigned ) strlen( szInputBuffer ), szInputBuffer );
if( ! bFoundID )
{
char * szID = strstr( szInputBuffer, "$Id: " );
if( szID )
{
size_t stLen;
szID = &szID[ 5 ]; /* Leave out the id markers... */
stLen = strcspn( szID, "$" ) - 5; /* ...on both ends */
szID[ stLen ] = '\0';
bFoundID = TRUE;
strncpy( szNewID, szID, sizeof( szNewID ) );
szNewID[ sizeof( szNewID ) - 1 ] = '\0';
if( iDebugLevel >= 0 ) fprintf( stderr, "\nID: %s\n", szID );
}
}
else if( szInputBuffer[ 4 ] == '-' && szInputBuffer[ 7 ] == '-' && szInputBuffer[ 10 ] == ' ' && szInputBuffer[ 13 ] == ':' )
{
bFoundLog = TRUE;
strncpy( szNewLog, szInputBuffer, sizeof( szNewLog ) );
szNewLog[ sizeof( szNewLog ) - 1 ] = '\0';
szNewLog[ strcspn( szNewLog, "\r\n" ) ] = '\0'; /* Strip newline chars */
if( iDebugLevel >= 0 ) fprintf( stderr, "\nLOG: %s\n", szInputBuffer );
}
else if( iDebugLevel > 0 ) fprintf( stderr, " ===> %c %c %c %c <===", szInputBuffer[ 4 ], szInputBuffer[ 7 ], szInputBuffer[ 10 ], szInputBuffer[ 13 ] );
}
fclose( fhChangeLog );
if( !bFoundID )
{
fprintf( stderr, "\nUnable to locate %s $Id record.\n", cszChangeLogName );
return 6;
}
else if( ! bFoundLog )
{
fprintf( stderr, "\nUnable to locate a %s entry.\n", cszChangeLogName );
return 7;
}
else
{
const char *cszMajorVersion = "#define HB_VER_MAJOR";
const char *cszMinorVersion = "#define HB_VER_MINOR";
const char *cszRevision = "#define HB_VER_REVISION";
const char *cszLastEntry = "#define HB_VER_LENTRY";
const char *cszLastID = "#define HB_VER_CHLCVS";
FILE * fhRewrite;
FILE * fhVersion;
sprintf( szErrBuf, "Opening %s", cszVersionName );
fhVersion = fopen( cszVersionName, "rt" );
if( fhVersion == NULL )
{
perror( szErrBuf );
return 9;
}
sprintf( szErrBuf, "Creating %s", cszRewriteName );
fhRewrite = fopen( cszRewriteName, "wt" );
if( fhRewrite == NULL )
{
perror( szErrBuf );
return 8;
}
while( ! feof( fhVersion ) )
{
sprintf( szErrBuf, "Reading from %s", cszVersionName );
fgets( szInputBuffer, MAX_BUF_LEN, fhVersion );
if( iDebugLevel > 0 ) fprintf( stderr, "\n==> %u <==> %s <==", ( unsigned ) strlen( szInputBuffer ), szInputBuffer );
if( ferror( fhVersion ) )
{
perror( szErrBuf );
return 9;
}
if( iDebugLevel > 0 ) fprintf( stderr, "\n==> %u <==> %s <==", ( unsigned ) strlen( szInputBuffer ), szInputBuffer );
if( cIncrement == 'v' && strncmp( szInputBuffer, cszMajorVersion, strlen( cszMajorVersion ) ) == 0 )
{
szIncrementNumber( szInputBuffer, strlen( cszMajorVersion ) );
if( iDebugLevel >= 0 ) fprintf( stderr, "\nMajor version: %s", szInputBuffer );
}
if( cIncrement == 'm' && strncmp( szInputBuffer, cszMinorVersion, strlen( cszMinorVersion ) ) == 0 )
{
szIncrementNumber( szInputBuffer, strlen( cszMinorVersion ) );
if( iDebugLevel >= 0 ) fprintf( stderr, "\nMinor version: %s", szInputBuffer );
}
if( cIncrement == 'r' && strncmp( szInputBuffer, cszRevision, strlen( cszRevision ) ) == 0 )
{
szIncrementNumber( szInputBuffer, strlen( cszRevision ) );
if( iDebugLevel >= 0 ) fprintf( stderr, "\nRevision level: %s", szInputBuffer );
}
if( strncmp( szInputBuffer, cszLastEntry, strlen( cszLastEntry ) ) == 0 )
{
szReplaceQuoted( szInputBuffer, szNewLog );
if( iDebugLevel >= 0 ) fprintf( stderr, "\nNew log: %s", szInputBuffer );
}
if( strncmp( szInputBuffer, cszLastID, strlen( cszLastID ) ) == 0 )
{
szReplaceQuoted( szInputBuffer, szNewID );
if( iDebugLevel >= 0 ) fprintf( stderr, "\nNew ID: %s", szInputBuffer );
}
if( !feof( fhVersion ) )
{
sprintf( szErrBuf, "Writing to %s", cszRewriteName );
fputs( szInputBuffer, fhRewrite );
if( ferror( fhRewrite ) )
{
perror( szErrBuf );
return 10;
}
}
}
fclose( fhVersion );
fclose( fhRewrite );
sprintf( szErrBuf, "Deleting %s", cszVersionName );
if( remove( cszVersionName ) )
{
perror( szErrBuf );
return 11;
}
sprintf( szErrBuf, "Renaming %s to %s", cszRewriteName, cszVersionName );
if( rename( cszRewriteName, cszVersionName ) )
{
perror( szErrBuf );
return 11;
}
}
}
return 0;
}