wpp_private.h File Reference

#include <stdio.h>
#include <string.h>
#include <stdarg.h>
#include "windef.h"

Include dependency graph for wpp_private.h:

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Classes
struct	includelogicentry
struct	marg
struct	mtext
struct	pp_entry
struct	include_state_t
struct	cval
struct	pp_status

Macros
#define	MAXIFSTACK   64 /* If this isn't enough you should alter the source... */
#define	SIZE_CHAR   1
#define	SIZE_SHORT   2
#define	SIZE_INT   3
#define	SIZE_LONG   4
#define	SIZE_LONGLONG   5
#define	SIZE_MASK   0x00ff
#define	FLAG_SIGNED   0x0100
#define	__attribute__(x)   /*nothing*/

Typedefs
typedef struct includelogicentry	includelogicentry_t
typedef struct marg	marg_t
typedef struct mtext	mtext_t
typedef struct pp_entry	pp_entry_t
typedef struct cval	cval_t

Enumerations
enum	def_arg_t { arg_single, arg_list, arg_single, arg_list }
enum	def_exp_t {   exp_text, exp_concat, exp_stringize, exp_subst,   exp_text, exp_concat, exp_stringize, exp_subst }
enum	def_type_t {   def_none, def_define, def_macro, def_special,   def_none, def_define, def_macro, def_special }
enum	pp_if_state_t {   if_false, if_true, if_elif, if_elsefalse,   if_elsetrue, if_ignore, if_error, if_false,   if_true, if_elif, if_elsefalse, if_elsetrue,   if_ignore, if_error }
enum	ctype_t {   cv_sint = SIZE_INT + FLAG_SIGNED, cv_uint = SIZE_INT, cv_slong = SIZE_LONG + FLAG_SIGNED, cv_ulong = SIZE_LONG,   cv_sll = SIZE_LONGLONG + FLAG_SIGNED, cv_ull = SIZE_LONGLONG, cv_sint = SIZE_INT + FLAG_SIGNED, cv_uint = SIZE_INT,   cv_slong = SIZE_LONG + FLAG_SIGNED, cv_ulong = SIZE_LONG, cv_sll = SIZE_LONGLONG + FLAG_SIGNED, cv_ull = SIZE_LONGLONG }

Functions
int	wpp_add_define (const char *name, const char *value)
void	wpp_del_define (const char *name)
char *	wpp_lookup (const char *filename, int type, const char *parent_name)
void *	wpp_open (const char *filename, int type)
void	wpp_close (void *file)
int	wpp_read (void *file, char *buffer, unsigned int len)
void	wpp_write (const char *buffer, unsigned int len)
int	wpp_parse (const char *input, FILE *output)
void *	pp_xmalloc (size_t)
void *	pp_xrealloc (void *, size_t)
char *	pp_xstrdup (const char *str)
pp_entry_t *	pplookup (const char *ident)
int	pp_push_define_state (void)
void	pp_pop_define_state (void)
pp_entry_t *	pp_add_define (const char *def, const char *text)
pp_entry_t *	pp_add_macro (char *ident, marg_t *args[], int nargs, mtext_t *exp)
void	pp_del_define (const char *name)
void *	pp_open_include (const char *name, int type, const char *parent_name, char **newpath)
void	pp_push_if (pp_if_state_t s)
void	pp_next_if_state (int)
pp_if_state_t	pp_pop_if (void)
pp_if_state_t	pp_if_state (void)
int	pp_get_if_depth (void)
int WINAPIV	ppy_error (const char *s,...) __attribute__((format(printf
int WINAPIV int WINAPIV	ppy_warning (const char *s,...) __attribute__((format(printf
int WINAPIV int WINAPIV void WINAPIV	pp_internal_error (const char *file, int line, const char *s,...) __attribute__((format(printf
int	ppy_lex (void)
void	pp_do_include (char *fname, int type)
void	pp_push_ignore_state (void)
void	pp_pop_ignore_state (void)
void WINAPIV	pp_writestring (const char *format,...) __attribute__((format(printf
void WINAPIV int	ppy_parse (void)

Variables
const struct wpp_callbacks *	wpp_callbacks
struct pp_status	pp_status
include_state_t	pp_incl_state
includelogicentry_t *	pp_includelogiclist
FILE *	ppy_out = (FILE *) 0
char *	ppy_text

Macro Definition Documentation

__attribute__

#define __attribute__

(

x

)

/*nothing*/

Definition at line 207 of file wpp_private.h.

FLAG_SIGNED

#define FLAG_SIGNED   0x0100

Definition at line 153 of file wpp_private.h.

MAXIFSTACK

#define MAXIFSTACK   64 /* If this isn't enough you should alter the source... */

Definition at line 116 of file wpp_private.h.

SIZE_CHAR

#define SIZE_CHAR   1

Definition at line 147 of file wpp_private.h.

SIZE_INT

#define SIZE_INT   3

Definition at line 149 of file wpp_private.h.

SIZE_LONG

#define SIZE_LONG   4

Definition at line 150 of file wpp_private.h.

SIZE_LONGLONG

#define SIZE_LONGLONG   5

Definition at line 151 of file wpp_private.h.

SIZE_MASK

#define SIZE_MASK   0x00ff

Definition at line 152 of file wpp_private.h.

SIZE_SHORT

#define SIZE_SHORT   2

Definition at line 148 of file wpp_private.h.

Typedef Documentation

cval_t

typedef struct cval cval_t

includelogicentry_t

typedef struct includelogicentry includelogicentry_t

marg_t

typedef struct marg marg_t

mtext_t

typedef struct mtext mtext_t

pp_entry_t

typedef struct pp_entry pp_entry_t

Enumeration Type Documentation

ctype_t

enum ctype_t

Enumerator
cv_sint
cv_uint
cv_slong
cv_ulong
cv_sll
cv_ull
cv_sint
cv_uint
cv_slong
cv_ulong
cv_sll
cv_ull

Definition at line 155 of file wpp_private.h.

             {
#if 0
    cv_schar  = SIZE_CHAR + FLAG_SIGNED,
    cv_uchar  = SIZE_CHAR,
    cv_sshort = SIZE_SHORT + FLAG_SIGNED,
    cv_ushort = SIZE_SHORT,
#endif
    cv_sint   = SIZE_INT + FLAG_SIGNED,
    cv_uint   = SIZE_INT,
    cv_slong  = SIZE_LONG + FLAG_SIGNED,
    cv_ulong  = SIZE_LONG,
    cv_sll    = SIZE_LONGLONG + FLAG_SIGNED,
    cv_ull    = SIZE_LONGLONG
} ctype_t;

def_arg_t

enum def_arg_t

Enumerator
arg_single
arg_list
arg_single
arg_list

Definition at line 54 of file wpp_private.h.

             {
    arg_single,
    arg_list
} def_arg_t;

def_exp_t

enum def_exp_t

Enumerator
exp_text
exp_concat
exp_stringize
exp_subst
exp_text
exp_concat
exp_stringize
exp_subst

Definition at line 68 of file wpp_private.h.

             {
    exp_text,   /* Simple text substitution */
    exp_concat, /* Concat (##) operator requested */
    exp_stringize,  /* Stringize (#) operator requested */
    exp_subst   /* Substitute argument */
} def_exp_t;

def_type_t

enum def_type_t

Enumerator
def_none
def_define
def_macro
def_special
def_none
def_define
def_macro
def_special

Definition at line 88 of file wpp_private.h.

             {
    def_none,   /* Not-a-define; used as return value */
    def_define, /* Simple defines */
    def_macro,  /* Macro defines */
    def_special /* Special expansions like __LINE__ and __FILE__ */
} def_type_t;

pp_if_state_t

enum pp_if_state_t

Enumerator
if_false
if_true
if_elif
if_elsefalse
if_elsetrue
if_ignore
if_error
if_false
if_true
if_elif
if_elsefalse
if_elsetrue
if_ignore
if_error

Definition at line 118 of file wpp_private.h.

             {
    if_false,
    if_true,
    if_elif,
    if_elsefalse,
    if_elsetrue,
    if_ignore,
    if_error
} pp_if_state_t;

Function Documentation

pp_add_define()

pp_entry_t* pp_add_define	(	const char *	def,
		const char *	text
	)

Definition at line 194 of file preproc.c.

{
    int len;
    char *cptr;
    int idx;
    pp_entry_t *ppp;

    if(!def)
        return NULL;
    idx = pphash(def);
    if((ppp = pplookup(def)) != NULL)
    {
        if(pp_status.pedantic)
            ppy_warning("Redefinition of %s\n\tPrevious definition: %s:%d", def, ppp->filename, ppp->linenumber);
        pp_del_define(def);
    }
    ppp = pp_xmalloc(sizeof(pp_entry_t));
    if(!ppp)
        return NULL;
    memset( ppp, 0, sizeof(*ppp) );
    ppp->ident = pp_xstrdup(def);
    if(!ppp->ident)
        goto error;
    ppp->type = def_define;
    ppp->subst.text = text ? pp_xstrdup(text) : NULL;
    if(text && !ppp->subst.text)
        goto error;
    ppp->filename = pp_xstrdup(pp_status.input ? pp_status.input : "<internal or cmdline>");
    if(!ppp->filename)
        goto error;
    ppp->linenumber = pp_status.input ? pp_status.line_number : 0;
    ppp->next = pp_def_state->defines[idx];
    pp_def_state->defines[idx] = ppp;
    if(ppp->next)
        ppp->next->prev = ppp;
    if(ppp->subst.text)
    {
        /* Strip trailing white space from subst text */
        len = strlen(ppp->subst.text);
        while(len && strchr(" \t\r\n", ppp->subst.text[len-1]))
        {
            ppp->subst.text[--len] = '\0';
        }
        /* Strip leading white space from subst text */
        for(cptr = ppp->subst.text; *cptr && strchr(" \t\r", *cptr); cptr++)
        ;
        if(ppp->subst.text != cptr)
            memmove(ppp->subst.text, cptr, strlen(cptr)+1);
    }
    return ppp;

error:
    free(ppp->ident);
    free(ppp->subst.text);
    free(ppp);
    return NULL;
}

pp_add_macro()

pp_entry_t* pp_add_macro	(	char *	ident,
		marg_t *	args[],
		int	nargs,
		mtext_t *	exp
	)

Definition at line 252 of file preproc.c.

{
    int idx;
    pp_entry_t *ppp;

    if(!id)
        return NULL;
    idx = pphash(id);
    if((ppp = pplookup(id)) != NULL)
    {
        if(pp_status.pedantic)
            ppy_warning("Redefinition of %s\n\tPrevious definition: %s:%d", id, ppp->filename, ppp->linenumber);
        pp_del_define(id);
    }
    ppp = pp_xmalloc(sizeof(pp_entry_t));
    if(!ppp)
        return NULL;
    memset( ppp, 0, sizeof(*ppp) );
    ppp->ident  = id;
    ppp->type   = def_macro;
    ppp->margs  = args;
    ppp->nargs  = nargs;
    ppp->subst.mtext= exp;
    ppp->filename = pp_xstrdup(pp_status.input ? pp_status.input : "<internal or cmdline>");
    if(!ppp->filename)
    {
        free(ppp);
        return NULL;
    }
    ppp->linenumber = pp_status.input ? pp_status.line_number : 0;
    ppp->next   = pp_def_state->defines[idx];
    pp_def_state->defines[idx] = ppp;
    if(ppp->next)
        ppp->next->prev = ppp;
    return ppp;
}

pp_del_define()

void pp_del_define

(

const char *

name

)

Definition at line 176 of file preproc.c.

{
    pp_entry_t *ppp;
    int idx = pphash(name);

    if((ppp = pplookup(name)) == NULL)
    {
        if(pp_status.pedantic)
            ppy_warning("%s was not defined", name);
        return;
    }

    free( ppp->ident );
    free( ppp->subst.text );
    free( ppp->filename );
    free_pp_entry( ppp, idx );
}

pp_do_include()

void pp_do_include	(	char *	fname,
		int	type
	)

Definition at line 4687 of file ppl.yy.c.

{
    char *newpath;
    int n;
    includelogicentry_t *iep;
    void *fp;

    if(!fname)
        return;

    for(iep = pp_includelogiclist; iep; iep = iep->next)
    {
        if(!strcmp(iep->filename, fname))
        {
            /*
             * We are done. The file was included before.
             * If the define was deleted, then this entry would have
             * been deleted too.
             */
            free(fname);
            return;
        }
    }

    n = strlen(fname);

    if(n <= 2)
    {
        ppy_error("Empty include filename");
        free(fname);
        return;
    }

    /* Undo the effect of the quotation */
    fname[n-1] = '\0';

    if((fp = pp_open_include(fname+1, type, pp_status.input, &newpath)) == NULL)
    {
        ppy_error("Unable to open include file %s", fname+1);
        free(fname);
        return;
    }

    fname[n-1] = *fname;    /* Redo the quotes */
    push_buffer(NULL, newpath, fname, 0);
    pp_incl_state.seen_junk = 0;
    pp_incl_state.state = 0;
    pp_incl_state.ppp = NULL;

    pp_status.file = fp;
    ppy__switch_to_buffer(ppy__create_buffer(NULL, YY_BUF_SIZE));

    pp_writestring("# 1 \"%s\" 1%s\n", newpath, type ? "" : " 3");
}

pp_get_if_depth()

int pp_get_if_depth

(

void

)

Definition at line 433 of file preproc.c.

{
    return if_stack_idx;
}

pp_if_state()

pp_if_state_t pp_if_state

(

void

)

Definition at line 405 of file preproc.c.

{
    if(!if_stack_idx)
        return if_true;
    else
        return if_stack[if_stack_idx-1];
}

pp_internal_error()

int WINAPIV int WINAPIV void WINAPIV pp_internal_error	(	const char *	file,
		int	line,
		const char *	s,
			...
	)

pp_next_if_state()

void pp_next_if_state

(

int

)

Definition at line 414 of file preproc.c.

{
    switch(pp_if_state())
    {
    case if_true:
    case if_elsetrue:
        pp_push_if(i ? if_true : if_false);
        break;
    case if_false:
    case if_elsefalse:
    case if_elif:
    case if_ignore:
        pp_push_if(if_ignore);
        break;
    default:
        pp_internal_error(__FILE__, __LINE__, "Invalid pp_if_state (%d) in #{if,ifdef,ifndef} directive", (int)pp_if_state());
    }
}

pp_open_include()

void* pp_open_include	(	const char *	name,
		int	type,
		const char *	parent_name,
		char **	newpath
	)

Definition at line 290 of file preproc.c.

{
    char *path;
    void *fp;

    if (!(path = wpp_lookup(name, type, parent_name))) return NULL;
    fp = wpp_open(path, type);

    if (fp)
    {
        if (newpath) *newpath = path;
        else free( path );
        return fp;
    }
    free( path );
    return NULL;
}

pp_pop_define_state()

void pp_pop_define_state

(

void

)

Definition at line 161 of file preproc.c.

{
    int i;
    pp_entry_t *ppp;
    pp_def_state_t *state;

    for (i = 0; i < HASHKEY; i++)
    {
        while ((ppp = pp_def_state->defines[i]) != NULL) pp_del_define( ppp->ident );
    }
    state = pp_def_state;
    pp_def_state = state->next;
    free( state );
}

pp_pop_if()

pp_if_state_t pp_pop_if

(

void

)

Definition at line 380 of file preproc.c.

{
    if(if_stack_idx <= 0)
    {
        ppy_error("#{endif,else,elif} without #{if,ifdef,ifndef} (#if-stack underflow)");
        return if_error;
    }

    switch(pp_if_state())
    {
    case if_true:
    case if_elsetrue:
        break;
    case if_false:
    case if_elsefalse:
    case if_elif:
    case if_ignore:
        pp_pop_ignore_state();
        break;
    default:
        pp_internal_error(__FILE__, __LINE__, "Invalid pp_if_state (%d)", (int)pp_if_state());
    }
    return if_stack[--if_stack_idx];
}

pp_pop_ignore_state()

void pp_pop_ignore_state

(

void

)

Definition at line 4753 of file ppl.yy.c.

{
    yy_pop_state();
}

pp_push_define_state()

int pp_push_define_state

(

void

)

Definition at line 148 of file preproc.c.

{
    pp_def_state_t *state = pp_xmalloc( sizeof(*state) );
    if(!state)
        return 1;

    memset( state->defines, 0, sizeof(state->defines) );
    state->next = pp_def_state;
    pp_def_state = state;
    return 0;
}

pp_push_if()

void pp_push_if

(

pp_if_state_t

s

)

Definition at line 357 of file preproc.c.

{
    if(if_stack_idx >= MAXIFSTACK)
        pp_internal_error(__FILE__, __LINE__, "#if-stack overflow; #{if,ifdef,ifndef} nested too deeply (> %d)", MAXIFSTACK);

    if_stack[if_stack_idx++] = s;

    switch(s)
    {
    case if_true:
    case if_elsetrue:
        break;
    case if_false:
    case if_elsefalse:
    case if_elif:
    case if_ignore:
        pp_push_ignore_state();
        break;
    default:
        pp_internal_error(__FILE__, __LINE__, "Invalid pp_if_state (%d)", (int)pp_if_state());
    }
}

pp_push_ignore_state()

void pp_push_ignore_state

(

void

)

Definition at line 4748 of file ppl.yy.c.

{
    yy_push_state(pp_ignore);
}

pp_writestring()

void WINAPIV pp_writestring	(	const char *	format,
			...
	)

pp_xmalloc()

void* pp_xmalloc

(

size_t

)

Definition at line 45 of file preproc.c.

{
    void *res;

    assert(size > 0);
    res = malloc(size);
    if(res == NULL)
    {
        /* Set the error flag */
        pp_status.state = 1;
    }
    return res;
}

pp_xrealloc()

void* pp_xrealloc	(	void *	,
		size_t
	)

Definition at line 59 of file preproc.c.

{
    void *res;

    assert(size > 0);
    res = realloc(p, size);
    if(res == NULL)
    {
        /* Set the error flag */
        pp_status.state = 1;
    }
    return res;
}

pp_xstrdup()

char* pp_xstrdup

(

const char *

str

)

Definition at line 73 of file preproc.c.

{
    char *s;
    int len;

    assert(str != NULL);
    len = strlen(str)+1;
    s = pp_xmalloc(len);
    if(!s)
        return NULL;
    return memcpy(s, str, len);
}

pplookup()

pp_entry_t* pplookup

(

const char *

ident

)

Definition at line 95 of file preproc.c.

{
    int idx;
    pp_entry_t *ppp;

    if(!ident)
        return NULL;
    idx = pphash(ident);
    for(ppp = pp_def_state->defines[idx]; ppp; ppp = ppp->next)
    {
        if(!strcmp(ident, ppp->ident))
            return ppp;
    }
    return NULL;
}

ppy_error()

int WINAPIV ppy_error	(	const char *	s,
			...
	)

ppy_lex()

int ppy_lex

(

void

)

ppy_parse()

void WINAPIV int ppy_parse

(

void

)

ppy_warning()

int WINAPIV int WINAPIV ppy_warning	(	const char *	s,
			...
	)

wpp_add_define()

int wpp_add_define	(	const char *	name,
		const char *	value
	)

Definition at line 377 of file compiler.c.

{
    struct define *def;

    if (!value) value = "";

    for (def = cmdline_defines; def; def = def->next)
    {
        if (!strcmp( def->name, name ))
        {
            char *new_value = pp_xstrdup(value);
            if(!new_value)
                return 1;
            free( def->value );
            def->value = new_value;

            return 0;
        }
    }

    def = pp_xmalloc( sizeof(*def) );
    if(!def)
        return 1;
    def->next  = cmdline_defines;
    def->name  = pp_xstrdup(name);
    if(!def->name)
    {
        free(def);
        return 1;
    }
    def->value = pp_xstrdup(value);
    if(!def->value)
    {
        free(def->name);
        free(def);
        return 1;
    }
    cmdline_defines = def;
    return 0;
}

wpp_close()

void wpp_close

(

void *

file

)

Definition at line 258 of file compiler.c.

{
    struct mem_file_desc *desc = file;

    if(desc != &current_shader)
    {
        if(current_include)
            ID3DInclude_Close(current_include, desc->buffer);
        else
            ERR("current_include == NULL, desc == %p, buffer = %s\n",
                desc, desc->buffer);

        HeapFree(GetProcessHeap(), 0, desc);
    }
}

Referenced by pop_buffer(), and wpp_parse().

wpp_del_define()

void wpp_del_define

(

const char *

name

)

Definition at line 420 of file compiler.c.

{
    struct define *def;

    for (def = cmdline_defines; def; def = def->next)
    {
        if (!strcmp( def->name, name ))
        {
            free( def->value );
            def->value = NULL;
            return;
        }
    }
}

wpp_lookup()

char* wpp_lookup	(	const char *	filename,
		int	type,
		const char *	parent_name
	)

Definition at line 162 of file compiler.c.

{
    /* We don't check for file existence here. We will potentially fail on
     * the following wpp_open_mem(). */
    char *path;
    int i;

    TRACE("Looking for include %s, parent %s.\n", debugstr_a(filename), debugstr_a(parent_name));

    parent_include = NULL;
    if (strcmp(parent_name, initial_filename))
    {
        for(i = 0; i < includes_size; i++)
        {
            if(!strcmp(parent_name, includes[i].name))
            {
                parent_include = includes[i].data;
                break;
            }
        }
        if(parent_include == NULL)
        {
            ERR("Parent include %s missing.\n", debugstr_a(parent_name));
            return NULL;
        }
    }

    path = malloc(strlen(filename) + 1);
    if(path)
        memcpy(path, filename, strlen(filename) + 1);
    return path;
}

Referenced by pp_open_include().

wpp_open()

void* wpp_open	(	const char *	filename,
		int	type
	)

Definition at line 195 of file compiler.c.

{
    struct mem_file_desc *desc;
    HRESULT hr;

    TRACE("Opening include %s.\n", debugstr_a(filename));

    if(!strcmp(filename, initial_filename))
    {
        current_shader.pos = 0;
        return &current_shader;
    }

    if(current_include == NULL) return NULL;
    desc = HeapAlloc(GetProcessHeap(), 0, sizeof(*desc));
    if(!desc)
        return NULL;

    if (FAILED(hr = ID3DInclude_Open(current_include, type ? D3D_INCLUDE_LOCAL : D3D_INCLUDE_SYSTEM,
            filename, parent_include, (const void **)&desc->buffer, &desc->size)))
    {
        HeapFree(GetProcessHeap(), 0, desc);
        return NULL;
    }

    if(includes_capacity == includes_size)
    {
        if(includes_capacity == 0)
        {
            includes = HeapAlloc(GetProcessHeap(), 0, INCLUDES_INITIAL_CAPACITY * sizeof(*includes));
            if(includes == NULL)
            {
                ERR("Error allocating memory for the loaded includes structure\n");
                goto error;
            }
            includes_capacity = INCLUDES_INITIAL_CAPACITY * sizeof(*includes);
        }
        else
        {
            int newcapacity = includes_capacity * 2;
            struct loaded_include *newincludes =
                HeapReAlloc(GetProcessHeap(), 0, includes, newcapacity);
            if(newincludes == NULL)
            {
                ERR("Error reallocating memory for the loaded includes structure\n");
                goto error;
            }
            includes = newincludes;
            includes_capacity = newcapacity;
        }
    }
    includes[includes_size].name = filename;
    includes[includes_size++].data = desc->buffer;

    desc->pos = 0;
    return desc;

error:
    ID3DInclude_Close(current_include, desc->buffer);
    HeapFree(GetProcessHeap(), 0, desc);
    return NULL;
}

Referenced by pp_open_include(), and wpp_parse().

wpp_parse()

int wpp_parse	(	const char *	input,
		FILE *	output
	)

Definition at line 437 of file compiler.c.

{
    int ret;

    pp_status.input = NULL;
    pp_status.line_number = 1;
    pp_status.char_number = 1;
    pp_status.state = 0;

    ret = pp_push_define_state();
    if(ret)
        return ret;
    add_cmdline_defines();
    add_special_defines();

    if (!input) pp_status.file = stdin;
    else if (!(pp_status.file = wpp_open(input, 1)))
    {
        ppy_error("Could not open %s\n", input);
        del_special_defines();
        del_cmdline_defines();
        pp_pop_define_state();
        return 2;
    }

    pp_status.input = input ? pp_xstrdup(input) : NULL;

    ppy_out = output;
    pp_writestring("# 1 \"%s\" 1\n", input ? input : "");

    ret = ppy_parse();
    /* If there were errors during processing, return an error code */
    if (!ret && pp_status.state) ret = pp_status.state;

    if (input)
    {
    wpp_close(pp_status.file);
    free(pp_status.input);
    }
    /* Clean if_stack, it could remain dirty on errors */
    while (pp_get_if_depth()) pp_pop_if();
    del_special_defines();
    del_cmdline_defines();
    pp_pop_define_state();
    return ret;
}

wpp_read()

int wpp_read	(	void *	file,
		char *	buffer,
		unsigned int	len
	)

Definition at line 274 of file compiler.c.

{
    struct mem_file_desc *desc = file;

    len = min(len, desc->size - desc->pos);
    memcpy(buffer, desc->buffer + desc->pos, len);
    desc->pos += len;
    return len;
}

wpp_write()

void wpp_write	(	const char *	buffer,
		unsigned int	len
	)

Definition at line 284 of file compiler.c.

{
    char *new_wpp_output;

    if(wpp_output_capacity == 0)
    {
        wpp_output = HeapAlloc(GetProcessHeap(), 0, BUFFER_INITIAL_CAPACITY);
        if(!wpp_output)
            return;

        wpp_output_capacity = BUFFER_INITIAL_CAPACITY;
    }
    if(len > wpp_output_capacity - wpp_output_size)
    {
        while(len > wpp_output_capacity - wpp_output_size)
        {
            wpp_output_capacity *= 2;
        }
        new_wpp_output = HeapReAlloc(GetProcessHeap(), 0, wpp_output,
                                     wpp_output_capacity);
        if(!new_wpp_output)
        {
            ERR("Error allocating memory\n");
            return;
        }
        wpp_output = new_wpp_output;
    }
    memcpy(wpp_output + wpp_output_size, buffer, len);
    wpp_output_size += len;
}

Referenced by pp_writestring(), and put_buffer().

Variable Documentation

pp_incl_state

include_state_t pp_incl_state

Definition at line 1539 of file ppl.yy.c.

pp_includelogiclist

includelogicentry_t* pp_includelogiclist

Definition at line 1547 of file ppl.yy.c.

pp_status

struct pp_status pp_status

Definition at line 29 of file preproc.c.

ppy_out

FILE * ppy_out = (FILE *) 0

Definition at line 370 of file ppl.yy.c.

Referenced by wpp_default_write(), and wpp_parse().

ppy_text

char * ppy_text

Definition at line 1051 of file ppl.yy.c.

Referenced by ppy_error(), and ppy_warning().

wpp_callbacks

const struct wpp_callbacks* wpp_callbacks

Definition at line 733 of file preproc.c.