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/**********************************************************/
/* apimagic: cparser-based API normalization utility */
/* Copyright (C) 2015--2016 Z. Gilboa */
/* Released under GPLv2 and GPLv3; see COPYING.APIMAGIC. */
/**********************************************************/
#include <stdio.h>
#include <cparser/ast/ast_t.h>
#include <cparser/ast/entity_t.h>
#include <cparser/ast/symbol_t.h>
#include <apimagic/apimagic.h>
#include "apimagic_driver_impl.h"
static int output_enum(
const char * symbol,
const struct amgc_entity enumvals[],
const struct amgc_layout * layout,
FILE * fout)
{
const struct amgc_entity * enumval;
struct amgc_layout elayout;
size_t len;
if (!layout || !layout->symwidth) {
if (!layout)
memset(&elayout,0,sizeof(elayout));
else
memcpy(&elayout,layout,sizeof(elayout));
if (!elayout.tabwidth)
elayout.tabwidth = AMGC_TAB_WIDTH;
layout = &elayout;
enumval = enumvals;
for (; enumval->entity || enumval->altname; enumval++) {
len = strlen(enumval->altname
? enumval->altname
: enumval->entity->base.symbol->string);
if (len > elayout.symwidth)
elayout.symwidth = len;
}
}
if (layout->header && (fputs(layout->header,fout) < 0))
return -1;
if (fprintf(fout,"enum %s {\n",symbol) < 0)
return -1;
for (enumval=enumvals; enumval->entity || enumval->altname; enumval++) {
symbol = enumval->altname
? enumval->altname
: enumval->entity->base.symbol->string;
if (fprintf(fout,"\t%s",symbol) < 0)
return -1;
if (amgc_output_pad_symbol(symbol,layout,fout) < 0)
return -1;
if ((enumval->enumval < 0) && (enumval->enumval > -128))
fprintf(fout,"= (%d)",enumval->enumval);
else if ((enumval->enumval >= 0) && (enumval->enumval < 2048))
fprintf(fout,"= %d",enumval->enumval);
else
fprintf(fout,"= 0x%08x",enumval->enumval);
if (fputs(",\n",fout) < 0)
return -1;
}
if (fputs("};\n",fout) < 0)
return -1;
if (layout->footer && (fputs(layout->footer,fout) < 0))
return -1;
return 0;
}
int amgc_output_unit_enum(
const struct amgc_unit_ctx * uctx,
const union entity_t * entity,
const struct amgc_layout * layout,
FILE * fout)
{
struct amgc_entity * enumvals;
const char * symbol;
int ret;
if (entity->base.kind != ENTITY_ENUM)
return -1;
else if (amgc_get_enum_members(uctx,entity,&enumvals))
return -1;
if (entity->base.symbol)
symbol = entity->base.symbol->string;
else
symbol = "";
ret = output_enum(symbol,enumvals,layout,fout);
amgc_free_enum_members(enumvals);
return ret;
}
int amgc_output_custom_enum(
const struct amgc_entity * penum,
const struct amgc_entity enumvals[],
const struct amgc_layout * layout,
FILE * fout)
{
const struct amgc_entity * aentity;
const char * symbol;
if (penum->entity && penum->entity->base.kind != ENTITY_ENUM)
return -1;
else if (!penum->entity && !penum->altname)
return -1;
for (aentity=enumvals; aentity->entity || aentity->altname; aentity++)
if (aentity->entity && aentity->entity->base.kind != ENTITY_ENUM_VALUE)
return -1;
if (!penum->entity)
symbol = penum->altname;
else if (penum->entity->base.symbol)
symbol = penum->entity->base.symbol->string;
else
symbol = "";
return output_enum(symbol,enumvals,layout,fout);
}
int amgc_output_unit_enums(
const struct amgc_unit_ctx * uctx,
const struct amgc_layout * layout,
FILE * fout)
{
const struct amgc_entity * aentity;
for (aentity=uctx->entities->enums; aentity->entity; aentity++)
if (amgc_output_unit_enum(uctx,aentity->entity,layout,fout))
return -1;
return 0;
}
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