Files
harbour-core/harbour/source/compiler/cmdcheck.c
2000-02-14 06:54:30 +00:00

519 lines
15 KiB
C

/*
* $Id$
*/
/*
* Harbour Project source code:
* Compiler command line and HARBOURCMD/CLIPPERCMD checking
*
* Copyright 1999 Jose Lalin <dezac@corevia.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 of the License, or
* (at your option) any later version, with one exception:
*
* The exception is that if you link the Harbour Runtime Library (HRL)
* and/or the Harbour Virtual Machine (HVM) 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 HRL
* and/or HVM code into it.
*
* 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 program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA (or visit
* their web site at http://www.gnu.org/).
*
*/
/*
* The following parts are Copyright of the individual authors.
* www - http://www.harbour-project.org
*
* Copyright 1999 {list of individual authors and e-mail addresses}
* hb_compChkEnvironVar()
* hb_compCheckPaths()
* AddSearchPath()
*
* Copyright 1999 Victor Szakats <info@szelvesz.hu>
* PackDateTime()
*
* See doc/license.txt for licensing terms.
*
*/
#include <time.h>
#include "compiler.h"
/* TODO: Add support for this compiler switches
-m -r -t || getenv( "TMP" ) -u
*/
/*
* Function that adds specified path to the list of pathnames to search list
*/
static void AddSearchPath( char * szPath, PATHNAMES * * pSearchList )
{
PATHNAMES * pPath = *pSearchList;
if( pPath )
{
while( pPath->pNext )
pPath = pPath->pNext;
pPath->pNext = ( PATHNAMES * ) hb_xgrab( sizeof( PATHNAMES ) );
pPath = pPath->pNext;
}
else
*pSearchList = pPath = ( PATHNAMES * ) hb_xgrab( sizeof( PATHNAMES ) );
pPath->pNext = NULL;
pPath->szPath = szPath;
}
/* NOTE: Making the date and time info to fit into 32 bits can only be done
in a "lossy" way, in practice that means it's not possible to unpack
the exact date/time info from the resulting ULONG. Since the year
is only stored in 6 bits, 1980 will result in the same bit pattern
as 2044. The purpose of this value is only used to *differenciate*
between the dates ( the exact dates are not significant ), so this
can be used here without problems. [vszakats] */
/* 76543210765432107654321076543210
|.......|.......|.......|.......
|____| Year 6 bits
|__| Month 4 bits
|___| Day 5 bits
|___| Hour 5 bits
|____| Minute 6 bits
|____| Second 6 bits */
static ULONG PackDateTime( void )
{
BYTE szString[ 4 ];
BYTE nValue;
time_t t;
struct tm * oTime;
time( &t );
oTime = localtime( &t );
nValue = ( BYTE ) ( ( ( oTime->tm_year + 1900 ) - 1980 ) & ( 2 ^ 6 ) ) ; /* 6 bits */
szString[ 0 ] = nValue << 2;
nValue = ( BYTE ) ( oTime->tm_mon + 1 ); /* 4 bits */
szString[ 0 ] |= nValue >> 2;
szString[ 1 ] = nValue << 6;
nValue = ( BYTE ) ( oTime->tm_mday ); /* 5 bits */
szString[ 1 ] |= nValue << 1;
nValue = ( BYTE ) oTime->tm_hour; /* 5 bits */
szString[ 1 ] = nValue >> 4;
szString[ 2 ] = nValue << 4;
nValue = ( BYTE ) oTime->tm_min; /* 6 bits */
szString[ 2 ] |= nValue >> 2;
szString[ 3 ] = nValue << 6;
nValue = ( BYTE ) oTime->tm_sec; /* 6 bits */
szString[ 3 ] |= nValue;
return HB_MKLONG( szString[ 3 ], szString[ 2 ], szString[ 1 ], szString[ 0 ] );
}
void hb_compChkCompilerSwitch( int iArg, char * Args[] )
{
/* If iArg is passed check the command line options */
if( iArg )
{
int i;
/* Check all switches in command line
They start with an OS_OPT_DELIMITER char
*/
for( i = 0; i < iArg; i++ )
{
if( HB_ISOPTSEP( * Args[ i ] ) )
hb_compChkEnvironVar( Args[ i ] );
}
}
else
/* Chech the environment variables */
{
/* NOTE: CLIPPERCMD enviroment variable
is overriden if HARBOURCMD exists
*/
char * szStrEnv = getenv( "HARBOURCMD" );
if( ! szStrEnv )
szStrEnv = getenv( "CLIPPERCMD" );
if( szStrEnv )
{
char * szSwitch = strtok( szStrEnv, " " );
/* Check the environment var
while it isn't empty.
*/
while( szSwitch != NULL )
{
hb_compChkEnvironVar( szSwitch );
szSwitch = strtok( NULL, " " );
}
}
}
}
void hb_compChkEnvironVar( char * szSwitch )
{
if( szSwitch )
{
char * s = szSwitch;
/* If szSwitch doesn't start with a HB_OSOPTSEP char
show an error
*/
if( !HB_ISOPTSEP( *s ) )
hb_compGenError( hb_comp_szErrors, 'F', ERR_BADOPTION, s, NULL );
else
{
s++;
switch( *s )
{
case '1':
if( *( s + 1 ) == '0' )
hb_comp_bRestrictSymbolLength = TRUE;
break;
case 'a':
case 'A':
hb_comp_bAutoMemvarAssume = TRUE;
break;
case 'b':
case 'B':
hb_comp_bDebugInfo = TRUE;
hb_comp_bLineNumbers = TRUE;
break;
case 'c':
case 'C':
{
unsigned int i = 0;
char * szCredits = hb_strupr( hb_strdup( s ) );
while( i < strlen( szCredits ) && !HB_ISOPTSEP( szCredits[ i ] ) )
i++;
szCredits[ i ] = '\0';
if( strcmp( szCredits, "CREDITS" ) ||
strcmp( szCredits, "CREDIT" ) ||
strcmp( szCredits, "CREDI" ) ||
strcmp( szCredits, "CRED" ) )
{
hb_comp_bCredits = TRUE;
}
else
hb_compGenError( hb_comp_szErrors, 'F', ERR_BADOPTION, szCredits, NULL );
free( szCredits );
}
break;
/* QUESTION:
Why not add support for multiple defines ?
-DONE;TWO=2;THREE
*/
case 'd':
case 'D': /* defines a Lex #define from the environment */
{
unsigned int i = 0;
char * szDefText = hb_strdup( s + 1 );
while( i < strlen( szDefText ) && !HB_ISOPTSEP( szDefText[ i ] ) )
i++;
szDefText[ i ] = '\0';
if( szDefText )
{
hb_pp_AddDefine( szDefText, 0 );
}
free( szDefText );
}
break;
case 'e':
case 'E':
if( *( s + 1 ) == 's' || *( s + 1 ) == 'S' )
{
switch( *( s + 2 ) )
{
case '\0':
case '0':
hb_comp_iExitLevel = HB_EXITLEVEL_DEFAULT;
break;
case '1':
hb_comp_iExitLevel = HB_EXITLEVEL_SETEXIT;
break;
case '2':
hb_comp_iExitLevel = HB_EXITLEVEL_DELTARGET;
break;
default:
hb_compGenError( hb_comp_szErrors, 'F', ERR_BADOPTION, s, NULL );
}
}
else
hb_compGenError( hb_comp_szErrors, 'F', ERR_BADOPTION, s, NULL );
break;
case 'g':
case 'G':
switch( *( s + 1 ) )
{
case 'c':
case 'C':
hb_comp_iLanguage = LANG_C;
break;
case 'f':
case 'F':
hb_comp_iLanguage = LANG_OBJ32;
break;
case 'j':
case 'J':
hb_comp_iLanguage = LANG_JAVA;
break;
case 'p':
case 'P':
hb_comp_iLanguage = LANG_PASCAL;
break;
case 'r':
case 'R':
hb_comp_iLanguage = LANG_RESOURCES;
break;
case 'h':
case 'H':
hb_comp_iLanguage = LANG_PORT_OBJ;
break;
default:
printf( "\nUnsupported output language option\n" );
exit( EXIT_FAILURE );
}
break;
/* NOTE:
It already has support for several include files
*/
case 'i':
case 'I':
{
char * pPath;
char * pDelim;
pPath = hb_strdup( s + 1 );
while( ( pDelim = strchr( pPath, OS_PATH_LIST_SEPARATOR ) ) != NULL )
{
* pDelim = '\0';
AddSearchPath( pPath, &hb_comp_pIncludePath );
pPath = pDelim + 1;
}
AddSearchPath( pPath, &hb_comp_pIncludePath );
}
break;
case 'l':
case 'L':
hb_comp_bLineNumbers = FALSE;
break;
case 'm':
case 'M':
/* TODO: Implement this switch */
printf( "Not yet supported command line option: %s\n", s );
break;
case 'n':
case 'N':
hb_comp_bStartProc = FALSE;
break;
case 'o':
case 'O':
{
unsigned int i = 0;
char * szPath = hb_strdup( s + 1 );
while( i < strlen( szPath ) && !HB_ISOPTSEP( szPath[ i ] ) )
i++;
szPath[ i ] = '\0';
hb_comp_pOutPath = hb_fsFNameSplit( szPath );
free( szPath );
}
break;
/* Added for preprocessor needs */
case 'p':
case 'P':
hb_comp_bPPO = 1;
break;
case 'q':
case 'Q':
if( *( s + 1 ) == '0' )
hb_comp_bLogo = FALSE;
hb_comp_bQuiet = TRUE;
break;
case 'r':
case 'R':
/* TODO: Implement this switch */
printf( "Not yet supported command line option: %s\n", s );
break;
case 's':
case 'S':
hb_comp_bSyntaxCheckOnly = TRUE;
break;
case 't':
case 'T':
/* TODO: Implement this switch */
printf( "Not yet supported command line option: %s\n", s );
break;
case 'u':
case 'U':
/* TODO: Implement this switch */
printf( "Not yet supported command line option: %s\n", s );
break;
case 'v':
case 'V':
hb_comp_bForceMemvars = TRUE;
break;
case 'w':
case 'W':
hb_comp_iWarnings = 1;
if( s[ 1 ] )
{ /*there is -w<0,1,2,3> probably */
hb_comp_iWarnings = s[ 1 ] - '0';
if( hb_comp_iWarnings < 0 || hb_comp_iWarnings > 3 )
hb_compGenError( hb_comp_szErrors, 'F', ERR_BADOPTION, s, NULL );
}
break;
case 'x':
case 'X':
{
unsigned int i = 0;
char * szPrefix = hb_strdup( s + 1 );
while( i < strlen( szPrefix ) && !HB_ISOPTSEP( szPrefix[ i ] ) )
i++;
szPrefix[ i ] = '\0';
if( strlen( szPrefix ) == 0 )
sprintf( szPrefix, "%08lX_", PackDateTime() );
strncpy( hb_comp_szPrefix, szPrefix, 16 );
hb_comp_szPrefix[ 20 ] = '\0';
strcat( hb_comp_szPrefix, "_" );
free( szPrefix );
}
break;
#ifdef YYDEBUG
case 'y':
case 'Y':
yydebug = TRUE;
break;
#endif
case 'z':
case 'Z':
hb_comp_bShortCuts = FALSE;
break;
default:
hb_compGenError( hb_comp_szErrors, 'F', ERR_BADOPTION, s, NULL );
break;
}
}
}
}
void hb_compChkCompileFileName( int iArg, char * Args[] )
{
/* If we already have a filename shows a runtime error */
/* NOTE:
This will be removed if we add support for
multiple file name in command line and @file.clp syntax
*/
if( hb_comp_pFileName )
hb_compGenError( hb_comp_szErrors, 'F', ERR_BADPARAM, Args[ iArg ], NULL );
if( iArg )
{
int i;
int n = 0;
for( i = 1; i < iArg; i++ )
{
if( !HB_ISOPTSEP( * Args[ i ] ) )
{
n++;
/* NOTE: By now it checks only the first file name
passed and shows a warning for others
*/
if( n > 1 )
/* GenWarning() */
printf( "Warning: File %s will be ignored\n", hb_strupr( Args[ i ] ) );
else
{
hb_comp_pFileName = hb_fsFNameSplit( Args[ i ] );
if( ! hb_comp_pFileName->szName )
hb_compGenError( hb_comp_szErrors, 'F', ERR_BADFILENAME, Args[ iArg ], NULL );
}
}
}
}
}
void hb_compCheckPaths( void )
{
char * szInclude = getenv( "INCLUDE" );
if( szInclude )
{
char * pPath;
char * pDelim;
pPath = szInclude = hb_strdup( szInclude );
while( ( pDelim = strchr( pPath, OS_PATH_LIST_SEPARATOR ) ) != NULL )
{
*pDelim = '\0';
AddSearchPath( pPath, &hb_comp_pIncludePath );
pPath = pDelim + 1;
}
AddSearchPath( pPath, &hb_comp_pIncludePath );
}
}