示例#1
0
/*:::::*/
FBCALL int fb_StrInstrRevAny ( FBSTRING *src, FBSTRING *patt, int start )
{
	int r = 0;

	if( (src != NULL) && (src->data != NULL) && (patt != NULL) && (patt->data != NULL) ) 
	{

		size_t size_src = FB_STRSIZE(src);
		size_t size_patt = FB_STRSIZE(patt);

		if( (size_src != 0) && (size_patt != 0) && (start != 0) )
		{
			if( start < 0 )
				start = size_src;
			else if( start > size_src )
				start = 0;

			while( start-- && (r == 0) )
			{
				size_t i;
				for( i = 0; i != size_patt; ++i )
				{
					if( src->data[start] == patt->data[i] )
					{	
						r = start + 1;
						break;
					}
				}
			}
		}
	}

	FB_STRLOCK();

	/* del if temp */
	fb_hStrDelTemp_NoLock( src );
	fb_hStrDelTemp_NoLock( patt );

	FB_STRUNLOCK();

	return r;
}
示例#2
0
FBCALL FBSTRING *fb_StrUcase2( FBSTRING *src, int mode )
{
	FBSTRING 	*dst;
	ssize_t i, len = 0;
	int c;
	char		*s, *d;

	if( src == NULL )
		return &__fb_ctx.null_desc;

	FB_STRLOCK();

	if( src->data ) {
		len = FB_STRSIZE( src );

		/* alloc temp string */
		dst = fb_hStrAllocTemp_NoLock( NULL, len );
	} else {
		dst = NULL;
	}

	if( dst ) {
		s = src->data;
		d = dst->data;

		if( mode == 1 ) {
			for( i = 0; i < len; i++ ) {
				c = *s++;
				if( (c >= 97) && (c <= 122) )
					c -= 97 - 65;
				*d++ = c;
			}
		} else {
			for( i = 0; i < len; i++ ) {
				c = *s++;
				if( islower( c ) )
					c = toupper( c );
				*d++ = c;
			}
		}

		/* null char */
		*d = '\0';
	} else {
		dst = &__fb_ctx.null_desc;
	}

	/* del if temp */
	fb_hStrDelTemp_NoLock( src );

	FB_STRUNLOCK();

	return dst;
}
示例#3
0
/*:::::*/
FBCALL FBSTRING *fb_RTRIM 
	( 
		FBSTRING *src 
	)
{
	FBSTRING *dst;
	int len;

	if( src == NULL )
		return &__fb_ctx.null_desc;

   	FB_STRLOCK();

	len = 0;
	if( src->data != NULL )
	{
		len = FB_STRSIZE( src );
		if( len > 0 )
		{
			char *src_ptr = fb_hStrSkipCharRev( src->data, len, 32 );
			len = (int)(src_ptr - src->data) + 1;
		}
	}

	if( len > 0 )
	{
		/* alloc temp string */
        dst = fb_hStrAllocTemp_NoLock( NULL, len );
		if( dst != NULL )
		{
			/* simple copy */
			fb_hStrCopy( dst->data, src->data, len );
		}
		else
			dst = &__fb_ctx.null_desc;
    }
	else
		dst = &__fb_ctx.null_desc;

	/* del if temp */
	fb_hStrDelTemp_NoLock( src );

   	FB_STRUNLOCK();

	return dst;
}
示例#4
0
文件: str_left.c 项目: KurtWoloch/fbc
FBCALL FBSTRING *fb_LEFT( FBSTRING *src, ssize_t chars )
{
	FBSTRING 	*dst;
	ssize_t len, src_len;

	if( src == NULL )
		return &__fb_ctx.null_desc;

	FB_STRLOCK();

	src_len = FB_STRSIZE( src );
	if( (src->data != NULL)	&& (chars > 0) && (src_len > 0) )
	{
		if( chars > src_len )
			len = src_len;
		else
			len = chars;

		/* alloc temp string */
        dst = fb_hStrAllocTemp_NoLock( NULL, len );
		if( dst != NULL )
		{
			/* simple copy */
			fb_hStrCopy( dst->data, src->data, len );
		}
		else
			dst = &__fb_ctx.null_desc;
    }
    else
    	dst = &__fb_ctx.null_desc;

	/* del if temp */
	fb_hStrDelTemp_NoLock( src );

	FB_STRUNLOCK();

	return dst;
}
示例#5
0
/*:::::*/
FBCALL void fb_StrAssignMid ( FBSTRING *dst, int start, int len, FBSTRING *src )
{
    int 	src_len, dst_len;

	FB_STRLOCK();

    if( (dst == NULL) || (dst->data == NULL) || (FB_STRSIZE( dst ) == 0) )
    {
    	fb_hStrDelTemp_NoLock( src );
    	fb_hStrDelTemp_NoLock( dst );
    	FB_STRUNLOCK();
    	return;
    }

    if(	(src == NULL) || (src->data == NULL) || (FB_STRSIZE( src ) == 0) ) {
        fb_hStrDelTemp_NoLock( src );
    	fb_hStrDelTemp_NoLock( dst );
    	FB_STRUNLOCK();
    	return ;
    }


	src_len = FB_STRSIZE( src );
	dst_len = FB_STRSIZE( dst );

	if( (start > 0) && (start <= dst_len) && (len != 0) )
    {
		--start;

		if( (len < 0) || (len > src_len) )
			len = src_len;

        if( start + len > dst_len )
        	len = (dst_len - start);

		memcpy( dst->data + start, src->data, len );
    }

	/* del if temp */
	fb_hStrDelTemp_NoLock( src );
    fb_hStrDelTemp_NoLock( dst );

   	FB_STRUNLOCK();
}
示例#6
0
/*:::::*/
FBCALL int fb_ExecEx ( FBSTRING *program, FBSTRING *args, int do_fork )
{
    char buffer[MAX_PATH+1], *application, *arguments;
    int	res = 0, got_program;
    size_t len_arguments;
#ifndef HOST_MINGW
    size_t len_program;
#endif

    got_program = (program != NULL) && (program->data != NULL);

    if( !got_program ) {
        fb_hStrDelTemp( args );
        fb_hStrDelTemp( program );
        return -1;
    }

    application = fb_hGetShortPath( program->data, buffer, MAX_PATH );
    DBG_ASSERT( application!=NULL );
    if( application==program->data ) {
        application = buffer;
        FB_MEMCPY(application, program->data, FB_STRSIZE( program ) );
    }

#ifdef HOST_MINGW
    if( args==NULL ) {
        arguments = "";
    } else {
        len_arguments = FB_STRSIZE( args );
        arguments = alloca( len_arguments + 1 );
        DBG_ASSERT( arguments!=NULL );
        if( len_arguments )
            FB_MEMCPY( arguments, args->data, len_arguments );
        arguments[len_arguments] = 0;
    }
#else
    len_program = strlen( buffer );
    len_arguments = ( ( args==NULL ) ? 0 : FB_STRSIZE( args ) );

    arguments = alloca( len_program + len_arguments + 2 );
    DBG_ASSERT( arguments!=NULL );

    FB_MEMCPY( arguments, buffer, len_program );
    arguments[len_program] = ' ';
    if( len_arguments!=0 )
        FB_MEMCPY( arguments + len_program + 1, args->data, len_arguments );
    arguments[len_program + len_arguments + 1] = 0;
#endif

	FB_STRLOCK();

	fb_hStrDelTemp_NoLock( args );
    fb_hStrDelTemp_NoLock( program );

    FB_STRUNLOCK();

    FB_CON_CORRECT_POSITION();

	{
#ifdef HOST_MINGW
        if( do_fork )
        	res = _spawnl( _P_WAIT, buffer, buffer, arguments, NULL );
        else
        	res = _execl( buffer, buffer, arguments, NULL );
#else
        STARTUPINFO StartupInfo;
        PROCESS_INFORMATION ProcessInfo;
        memset( &StartupInfo, 0, sizeof(StartupInfo) );
        StartupInfo.cb = sizeof(StartupInfo);

        if( !CreateProcess( NULL,        /* application name - correct! */
                            arguments,   /* command line */
                            NULL, NULL,  /* default security descriptors */
                            FALSE,       /* don't inherit handles */
                            CREATE_DEFAULT_ERROR_MODE, /* do we really need this? */
                            NULL,        /* default environment */
                            NULL,        /* current directory */
                            &StartupInfo,
                            &ProcessInfo ) )
        {
            res = -1;
        } else {
            /* Release main thread handle - we're not interested in it */
            CloseHandle( ProcessInfo.hThread );
            if( do_fork ) {
                DWORD dwExitCode;
                WaitForSingleObject( ProcessInfo.hProcess,
                                     INFINITE );
                if( !GetExitCodeProcess( ProcessInfo.hProcess, &dwExitCode ) ) {
                    res = -1;
                } else {
                    res = (int) dwExitCode;
                }
                CloseHandle( ProcessInfo.hProcess );
            } else {
                res = (int) ProcessInfo.hProcess;
            }
        }
#endif
	}

	return res;
}
示例#7
0
FBCALL FBSTRING *fb_LTrimAny 
	( 
		FBSTRING *src, 
		FBSTRING *pattern 
	)
{
    const char *pachText = NULL;
	FBSTRING *dst;
	ssize_t len;

    if( src == NULL ) 
    {
        fb_hStrDelTemp( pattern );
        return &__fb_ctx.null_desc;
    }

   	FB_STRLOCK();

	len = 0;
	if( src->data != NULL )
    {
        ssize_t len_pattern = ((pattern != NULL) && (pattern->data != NULL)? FB_STRSIZE( pattern ) : 0);
        pachText = src->data;
        len = FB_STRSIZE( src );
		if( len_pattern != 0 )
		{
			while ( len != 0 )
	        {
			ssize_t i;
	            for( i=0; i!=len_pattern; ++i ) 
	            {
	                if( FB_MEMCHR( pattern->data, *pachText, len_pattern )!=NULL )
	                    break;
	            }
	            
	            if( i==len_pattern )
	                break;

	            --len;
	            ++pachText;
			}
		}
	}

	if( len > 0 )
	{
		/* alloc temp string */
        dst = fb_hStrAllocTemp_NoLock( NULL, len );
		if( dst != NULL )
		{
			/* simple copy */
			fb_hStrCopy( dst->data, pachText, len );
		}
		else
			dst = &__fb_ctx.null_desc;
    }
	else
		dst = &__fb_ctx.null_desc;

	/* del if temp */
	fb_hStrDelTemp_NoLock( src );
    fb_hStrDelTemp_NoLock( pattern );

   	FB_STRUNLOCK();

	return dst;
}
示例#8
0
/*:::::*/
FBCALL FBSTRING *fb_RTrimEx 
	( 
		FBSTRING *src, 
		FBSTRING *pattern 
	)
{
	FBSTRING *dst;
	int len;

    if( src == NULL ) 
    {
        fb_hStrDelTemp( pattern );
        return &__fb_ctx.null_desc;
    }

   	FB_STRLOCK();

	if( src->data != NULL )
	{
        size_t len_pattern = ((pattern != NULL) && (pattern->data != NULL)? FB_STRSIZE( pattern ) : 0);
		len = FB_STRSIZE( src );		
		if( len >= len_pattern )
		{
            if( len_pattern==1 ) 
            {
                char *src_ptr = fb_hStrSkipCharRev( src->data,
                                        	  		len,
                                        	  		FB_CHAR_TO_INT(pattern->data[0]) );
                len = (int)(src_ptr - src->data) + 1;
            } 
            else if( len_pattern != 0 ) 
            {
                char *src_ptr = src->data;
                size_t test_index = len - len_pattern;
                while (len >= len_pattern ) 
                {
                    if( FB_MEMCMP( src_ptr + test_index,
                                   pattern->data,
                                   len_pattern )!=0 )
                        break;
                    test_index -= len_pattern;
                }
                len = test_index + len_pattern;
            }
		}
    } 
    else 
        len = 0;

	if( len > 0 )
	{
		/* alloc temp string */
        dst = fb_hStrAllocTemp_NoLock( NULL, len );
		if( dst != NULL )
		{
			/* simple copy */
			fb_hStrCopy( dst->data, src->data, len );
		}
		else
			dst = &__fb_ctx.null_desc;
    }
	else
		dst = &__fb_ctx.null_desc;

	/* del if temp */
	fb_hStrDelTemp_NoLock( src );
	fb_hStrDelTemp_NoLock( pattern );

   	FB_STRUNLOCK();

	return dst;
}
示例#9
0
/*:::::*/
FBCALL int fb_ExecEx ( FBSTRING *program, FBSTRING *args, int do_fork )
{
	char buffer[MAX_PATH+1], *application, *arguments, **argv, *p;
	int i, argc = 0, res = -1, status, len_program, len_arguments;
	pid_t pid;

	if( (program == NULL) || (program->data == NULL) ) 
	{
		fb_hStrDelTemp( args );
		fb_hStrDelTemp( program );
		return -1;
	}

	application = fb_hGetShortPath( program->data, buffer, MAX_PATH );
	DBG_ASSERT( application!=NULL );
	if( application==program->data ) 
	{
		len_program = FB_STRSIZE( program );
		application = buffer;
		FB_MEMCPY(application, program->data, len_program );
		application[len_program] = 0;
	}

	fb_hConvertPath( application );

	if( args==NULL ) 
	{
		arguments = "";
	} 
	else 
	{
		len_arguments = FB_STRSIZE( args );
		arguments = alloca( len_arguments + 1 );
		DBG_ASSERT( arguments!=NULL );
		arguments[len_arguments] = 0;
		if( len_arguments )
			argc = fb_hParseArgs( arguments, args->data, len_arguments );

	}

	FB_STRLOCK();

	fb_hStrDelTemp_NoLock( args );
	fb_hStrDelTemp_NoLock( program );

	FB_STRUNLOCK();

	if( argc == -1 )
		return -1;

	argc++; 			/* add 1 for program name */

	argv = alloca( sizeof(char*) * (argc + 1 ));
	DBG_ASSERT( argv!=NULL );

	argv[0] = application;

	/* scan the processed args and set pointers */
	p = arguments;
	for( i=1 ; i<argc; i++) {
		argv[i] = p;	/* set pointer to current argument */
		while( *p++ );	/* skip to 1 char past next null char */
	}
	argv[argc] = NULL;


	/* Launch */
	fb_hExitConsole();

	if( do_fork ) {
		pid = fork();
		if( pid != -1 ) {
			if (pid == 0) {
				/* execvp() only returns if it failed */
				execvp( application, argv );
				/* HACK: execvp() failed, this must be communiated to the parent process *somehow*,
				   so fb_ExecEx() can return -1 there */
				exit( 255 );
				/* FIXME: won't be able to tell the difference if the exec'ed program returned 255.
				   Maybe a pipe could be used instead of the 255 exit code? Unless that's too slow/has side-effects */
			} else if( (waitpid(pid, &status, 0) > 0) && WIFEXITED(status) ) {
				res = WEXITSTATUS(status);
				if( res == 255 ) {
					/* See the HACK above */
					res = -1;
				}
			}
		}
	} else {
		res = execvp( application, argv );
	}

	fb_hInitConsole();

	return res;
}
示例#10
0
文件: file_dir.c 项目: KurtWoloch/fbc
FBCALL FBSTRING *fb_Dir( FBSTRING *filespec, int attrib, int *out_attrib )
{
	FB_DIRCTX *ctx;
	FBSTRING *res;
	ssize_t len;
	int tmp_attrib;
	char *name, *p;
	struct stat	info;
	
	if( out_attrib == NULL ) 
		out_attrib = &tmp_attrib;

	len = FB_STRSIZE( filespec );
	name = NULL;

	ctx = FB_TLSGETCTX( DIR );

	if( len > 0 )
	{
		/* findfirst */

		if( ctx->in_use )
			close_dir( );

		if( strchr( filespec->data, '*' ) || strchr( filespec->data, '?' ) )
		{
			/* we have a pattern */

			p = strrchr( filespec->data, '/' );
			if( p )
			{
				strncpy( ctx->filespec, p + 1, MAX_PATH );
				ctx->filespec[MAX_PATH-1] = '\0';
				len = (p - filespec->data) + 1;
				if( len > MAX_PATH - 1 )
					len = MAX_PATH - 1;
				memcpy( ctx->dirname, filespec->data, len );
				ctx->dirname[len] = '\0';
			}
			else
			{
				strncpy( ctx->filespec, filespec->data, MAX_PATH );
				ctx->filespec[MAX_PATH-1] = '\0';
				strcpy( ctx->dirname, "./");
			}

			/* Make sure these patterns work just like on Win32/DOS */
			if( (!strcmp( ctx->filespec, "*.*" )) || (!strcmp( ctx->filespec, "*." )) )
				strcpy( ctx->filespec, "*" );

			if( (attrib & 0x10) == 0 )
				attrib |= 0x20;
			ctx->attrib = attrib;
			ctx->dir = opendir( ctx->dirname );
			if( ctx->dir )
			{
				name = find_next( out_attrib );
				if( name )
					ctx->in_use = TRUE;
			}
		}
		else
		{
			/* no pattern, use stat on single file */
			if( !stat( filespec->data, &info ) )
			{
				tmp_attrib = get_attrib( filespec->data, &info );
				if( (tmp_attrib & ~attrib ) == 0 )
				{
					name = strrchr( filespec->data, '/' );
					if( !name )
						name = filespec->data;
					else
						name++;
					*out_attrib = tmp_attrib;
				}
			}
		}
	}
	else 
	{
		/* findnext */
		if( ctx->in_use )
			name = find_next( out_attrib );
	}

	FB_STRLOCK();

	/* store filename if found */
	if( name ) {
		len = strlen( name );
		res = fb_hStrAllocTemp_NoLock( NULL, len );
		if( res )
			fb_hStrCopy( res->data, name, len );
		else
			res = &__fb_ctx.null_desc;
	} else {
		res = &__fb_ctx.null_desc;
		*out_attrib = 0;
	}

	fb_hStrDelTemp_NoLock( filespec );

	FB_STRUNLOCK();

	return res;
}