/*
* Copyright (C) 2012, 2013
* Wolfgang Bumiller
- * Dale Weiler
+ * Dale Weiler
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of
* this software and associated documentation files (the "Software"), to deal in
* SOFTWARE.
*/
#include <time.h>
+#include <sys/stat.h>
#include "gmqcc.h"
#include "lexer.h"
+#define HT_MACROS 1024
typedef struct {
bool on;
bool was_on;
pptoken **output;
} ppmacro;
-typedef struct {
+typedef struct ftepp_s {
lex_file *lex;
int token;
unsigned int errors;
bool output_on;
ppcondition *conditions;
- ppmacro **macros;
-
+ /*ppmacro **macros;*/
+ ht macros; /* hashtable<string, ppmacro*> */
char *output_string;
char *itemname;
/*
* Implement the predef subsystem now. We can do this safely with the
* help of lexer contexts.
- */
+ */
static uint32_t ftepp_predef_countval = 0;
static uint32_t ftepp_predef_randval = 0;
/* __DATE__ */
char *ftepp_predef_date(lex_file *context) {
- struct tm *itime;
+ struct tm *itime = NULL;
time_t rtime;
- char *value = mem_a(82);
+ char *value = (char*)mem_a(82);
/* 82 is enough for strftime but we also have " " in our string */
(void)context;
/* get time */
time (&rtime);
+
+#ifdef _MSC_VER
+ localtime_s(itime, &rtime);
+#else
itime = localtime(&rtime);
+#endif
strftime(value, 82, "\"%b %d %Y\"", itime);
/* __TIME__ */
char *ftepp_predef_time(lex_file *context) {
- struct tm *itime;
+ struct tm *itime = NULL;
time_t rtime;
- char *value = mem_a(82);
+ char *value = (char*)mem_a(82);
/* 82 is enough for strftime but we also have " " in our string */
(void)context;
/* get time */
time (&rtime);
+
+#ifdef _MSC_VER
+ localtime_s(itime, &rtime);
+#else
itime = localtime(&rtime);
+#endif
strftime(value, 82, "\"%X\"", itime);
char *ftepp_predef_file(lex_file *context) {
size_t length = strlen(context->name) + 3; /* two quotes and a terminator */
char *value = (char*)mem_a(length);
- memset (value, 0, length);
- sprintf(value, "\"%s\"", context->name);
+ util_snprintf(value, length, "\"%s\"", context->name);
return value;
}
(void)context;
return value;
}
+/* __TIMESTAMP__ */
+char *ftepp_predef_timestamp(lex_file *context) {
+ struct stat finfo;
+ char *find;
+ char *value;
+ size_t size;
+ if (stat(context->name, &finfo))
+ return util_strdup("\"<failed to determine timestamp>\"");
+
+ /*
+ * ctime and its fucking annoying newline char, no worries, we're
+ * professionals here.
+ */
+ find = ctime(&finfo.st_mtime);
+ value = (char*)mem_a(strlen(find) + 1);
+ memcpy(&value[1], find, (size = strlen(find)) - 1);
+
+ value[0] = '"';
+ value[size] = '"';
+
+ return value;
+}
-const ftepp_predef_t ftepp_predefs[FTEPP_PREDEF_COUNT] = {
+typedef struct {
+ const char *name;
+ char *(*func)(lex_file *);
+} ftepp_predef_t;
+
+static const ftepp_predef_t ftepp_predefs[] = {
{ "__LINE__", &ftepp_predef_line },
{ "__FILE__", &ftepp_predef_file },
{ "__COUNTER__", &ftepp_predef_counter },
{ "__RANDOM__", &ftepp_predef_random },
{ "__RANDOM_LAST__", &ftepp_predef_randomlast },
{ "__DATE__", &ftepp_predef_date },
- { "__TIME__", &ftepp_predef_time }
+ { "__TIME__", &ftepp_predef_time },
+ { "__TIME_STAMP__", &ftepp_predef_timestamp }
};
+static GMQCC_INLINE int ftepp_predef_index(const char *name) {
+ /* no hashtable here, we simply check for one to exist the naive way */
+ int i;
+ for(i = 0; i < (int)(sizeof(ftepp_predefs)/sizeof(*ftepp_predefs)); i++)
+ if (!strcmp(ftepp_predefs[i].name, name))
+ return i;
+ return -1;
+}
+
+bool ftepp_predef_exists(const char *name) {
+ return ftepp_predef_index(name) != -1;
+}
+
+/* singleton because we're allowed */
+static GMQCC_INLINE char *(*ftepp_predef(const char *name))(lex_file *context) {
+ int i = ftepp_predef_index(name);
+ return (i != -1) ? ftepp_predefs[i].func : NULL;
+}
+
#define ftepp_tokval(f) ((f)->lex->tok.value)
#define ftepp_ctx(f) ((f)->lex->tok.ctx)
return token;
}
-static void pptoken_delete(pptoken *self)
+static GMQCC_INLINE void pptoken_delete(pptoken *self)
{
mem_d(self->value);
mem_d(self);
ftepp = (ftepp_t*)mem_a(sizeof(*ftepp));
memset(ftepp, 0, sizeof(*ftepp));
+ ftepp->macros = util_htnew(HT_MACROS);
ftepp->output_on = true;
return ftepp;
}
-static void ftepp_flush_do(ftepp_t *self)
+static GMQCC_INLINE void ftepp_flush_do(ftepp_t *self)
{
vec_free(self->output_string);
}
static void ftepp_delete(ftepp_t *self)
{
- size_t i;
ftepp_flush_do(self);
if (self->itemname)
mem_d(self->itemname);
if (self->includename)
vec_free(self->includename);
- for (i = 0; i < vec_size(self->macros); ++i)
- ppmacro_delete(self->macros[i]);
- vec_free(self->macros);
+
+ util_htrem(self->macros, (void (*)(void*))&ppmacro_delete);
+
vec_free(self->conditions);
if (self->lex)
lex_close(self->lex);
}
}
-static void ftepp_update_output_condition(ftepp_t *ftepp)
+static GMQCC_INLINE void ftepp_update_output_condition(ftepp_t *ftepp)
{
size_t i;
ftepp->output_on = true;
ftepp->output_on = ftepp->output_on && ftepp->conditions[i].on;
}
-static ppmacro* ftepp_macro_find(ftepp_t *ftepp, const char *name)
+static GMQCC_INLINE ppmacro* ftepp_macro_find(ftepp_t *ftepp, const char *name)
{
- size_t i;
- for (i = 0; i < vec_size(ftepp->macros); ++i) {
- if (!strcmp(name, ftepp->macros[i]->name))
- return ftepp->macros[i];
- }
- return NULL;
+ return (ppmacro*)util_htget(ftepp->macros, name);
}
-static void ftepp_macro_delete(ftepp_t *ftepp, const char *name)
+static GMQCC_INLINE void ftepp_macro_delete(ftepp_t *ftepp, const char *name)
{
- size_t i;
- for (i = 0; i < vec_size(ftepp->macros); ++i) {
- if (!strcmp(name, ftepp->macros[i]->name)) {
- vec_remove(ftepp->macros, i, 1);
- return;
- }
- }
+ util_htrm(ftepp->macros, name, NULL);
}
static GMQCC_INLINE int ftepp_next(ftepp_t *ftepp)
return false;
}
} while (ftepp->token == ',');
+
if (ftepp->token != ')') {
ftepp_error(ftepp, "expected closing paren after macro parameter list");
return false;
return false;
}
- index = atoi(ftepp_tokval(ftepp));
+ index = (int)strtol(ftepp_tokval(ftepp), NULL, 10);
if (ftepp_next(ftepp) != ']') {
ftepp_error(ftepp, "expected `]` in __VA_ARGS__ subscript");
ftepp->token = old;
}
}
- else
- {
+ else if (macro->variadic && !strcmp(ftepp_tokval(ftepp), "__VA_COUNT__")) {
+ ftepp->token = TOKEN_VA_COUNT;
+ ptok = pptoken_make(ftepp);
+ vec_push(macro->output, ptok);
+ ftepp_next(ftepp);
+ } else {
ptok = pptoken_make(ftepp);
vec_push(macro->output, ptok);
ftepp_next(ftepp);
static bool ftepp_define(ftepp_t *ftepp)
{
- ppmacro *macro;
+ ppmacro *macro = NULL;
size_t l = ftepp_ctx(ftepp).line;
(void)ftepp_next(ftepp);
case TOKEN_KEYWORD:
macro = ftepp_macro_find(ftepp, ftepp_tokval(ftepp));
if (macro && ftepp->output_on) {
- if (ftepp_warn(ftepp, WARN_PREPROCESSOR, "redefining `%s`", ftepp_tokval(ftepp)))
+ if (ftepp_warn(ftepp, WARN_CPP, "redefining `%s`", ftepp_tokval(ftepp)))
return false;
ftepp_macro_delete(ftepp, ftepp_tokval(ftepp));
}
if (ftepp->token == '(') {
macro->has_params = true;
- if (!ftepp_define_params(ftepp, macro))
+ if (!ftepp_define_params(ftepp, macro)) {
+ ppmacro_delete(macro);
return false;
+ }
}
- if (!ftepp_skipspace(ftepp))
+ if (!ftepp_skipspace(ftepp)) {
+ ppmacro_delete(macro);
return false;
+ }
- if (!ftepp_define_body(ftepp, macro))
+ if (!ftepp_define_body(ftepp, macro)) {
+ ppmacro_delete(macro);
return false;
+ }
+#if 0
if (ftepp->output_on)
vec_push(ftepp->macros, macro);
+#endif
+ if (ftepp->output_on)
+ util_htset(ftepp->macros, macro->name, (void*)macro);
else {
ppmacro_delete(macro);
}
static bool ftepp_preprocess(ftepp_t *ftepp);
static bool ftepp_macro_expand(ftepp_t *ftepp, ppmacro *macro, macroparam *params, bool resetline)
{
+ char *buffer = NULL;
char *old_string = ftepp->output_string;
char *inner_string;
lex_file *old_lexer = ftepp->lex;
ftepp_param_out(ftepp, ¶ms[out->constval.i + vararg_start]);
break;
+ case TOKEN_VA_COUNT:
+ util_asprintf(&buffer, "%d", varargs);
+ ftepp_out(ftepp, buffer, false);
+ mem_d(buffer);
+ break;
+
case TOKEN_IDENT:
case TOKEN_TYPENAME:
case TOKEN_KEYWORD:
if (resetline && !ftepp->in_macro) {
char lineno[128];
- sprintf(lineno, "\n#pragma line(%lu)\n", (unsigned long)(old_lexer->sline));
+ util_snprintf(lineno, 128, "\n#pragma line(%lu)\n", (unsigned long)(old_lexer->sline));
ftepp_out(ftepp, lineno, false);
}
default:
ftepp_error(ftepp, "junk in #if: `%s` ...", ftepp_tokval(ftepp));
- if (opts.debug)
+ if (OPTS_OPTION_BOOL(OPTION_DEBUG))
ftepp_error(ftepp, "internal: token %i\n", ftepp->token);
return false;
}
memcpy(vec_add(filename, len+1), file, len);
vec_last(filename) = 0;
- fp = file_open(filename, "rb");
+ fp = fs_file_open(filename, "rb");
if (fp) {
- file_close(fp);
+ fs_file_close(fp);
return filename;
}
vec_free(filename);
return filename;
}
+static bool ftepp_directive_warning(ftepp_t *ftepp) {
+ char *message = NULL;
+
+ if (!ftepp_skipspace(ftepp))
+ return false;
+
+ /* handle the odd non string constant case so it works like C */
+ if (ftepp->token != TOKEN_STRINGCONST) {
+ bool store = false;
+ vec_upload(message, "#warning", 8);
+ ftepp_next(ftepp);
+ while (ftepp->token != TOKEN_EOL) {
+ vec_upload(message, ftepp_tokval(ftepp), strlen(ftepp_tokval(ftepp)));
+ ftepp_next(ftepp);
+ }
+ vec_push(message, '\0');
+ if (ftepp->output_on)
+ store = ftepp_warn(ftepp, WARN_CPP, message);
+ else
+ store = false;
+ vec_free(message);
+ return store;
+ }
+
+ if (!ftepp->output_on)
+ return false;
+
+ unescape (ftepp_tokval(ftepp), ftepp_tokval(ftepp));
+ return ftepp_warn(ftepp, WARN_CPP, "#warning %s", ftepp_tokval(ftepp));
+}
+
+static void ftepp_directive_error(ftepp_t *ftepp) {
+ char *message = NULL;
+
+ if (!ftepp_skipspace(ftepp))
+ return;
+
+ /* handle the odd non string constant case so it works like C */
+ if (ftepp->token != TOKEN_STRINGCONST) {
+ vec_upload(message, "#error", 6);
+ ftepp_next(ftepp);
+ while (ftepp->token != TOKEN_EOL) {
+ vec_upload(message, ftepp_tokval(ftepp), strlen(ftepp_tokval(ftepp)));
+ ftepp_next(ftepp);
+ }
+ vec_push(message, '\0');
+ if (ftepp->output_on)
+ ftepp_error(ftepp, message);
+ vec_free(message);
+ return;
+ }
+
+ if (!ftepp->output_on)
+ return;
+
+ unescape (ftepp_tokval(ftepp), ftepp_tokval(ftepp));
+ ftepp_error(ftepp, "#error %s", ftepp_tokval(ftepp));
+}
+
+static void ftepp_directive_message(ftepp_t *ftepp) {
+ char *message = NULL;
+
+ if (!ftepp_skipspace(ftepp))
+ return;
+
+ /* handle the odd non string constant case so it works like C */
+ if (ftepp->token != TOKEN_STRINGCONST) {
+ vec_upload(message, "#message", 8);
+ ftepp_next(ftepp);
+ while (ftepp->token != TOKEN_EOL) {
+ vec_upload(message, ftepp_tokval(ftepp), strlen(ftepp_tokval(ftepp)));
+ ftepp_next(ftepp);
+ }
+ vec_push(message, '\0');
+ if (ftepp->output_on)
+ con_cprintmsg(&ftepp->lex->tok.ctx, LVL_MSG, "message", message);
+ vec_free(message);
+ return;
+ }
+
+ if (!ftepp->output_on)
+ return;
+
+ unescape (ftepp_tokval(ftepp), ftepp_tokval(ftepp));
+ con_cprintmsg(&ftepp->lex->tok.ctx, LVL_MSG, "message", ftepp_tokval(ftepp));
+}
+
/**
* Include a file.
* FIXME: do we need/want a -I option?
return false;
}
+ if (!ftepp->output_on) {
+ ftepp_next(ftepp);
+ return true;
+ }
+
ctx = ftepp_ctx(ftepp);
unescape(ftepp_tokval(ftepp), ftepp_tokval(ftepp));
ftepp_out(ftepp, "\n#pragma file(", false);
ftepp_out(ftepp, ctx.file, false);
- snprintf(lineno, sizeof(lineno), ")\n#pragma line(%lu)\n", (unsigned long)(ctx.line+1));
+ util_snprintf(lineno, sizeof(lineno), ")\n#pragma line(%lu)\n", (unsigned long)(ctx.line+1));
ftepp_out(ftepp, lineno, false);
/* skip the line */
ftepp_out(ftepp, "#", false);
break;
}
+ else if (!strcmp(ftepp_tokval(ftepp), "warning")) {
+ ftepp_directive_warning(ftepp);
+ break;
+ }
+ else if (!strcmp(ftepp_tokval(ftepp), "error")) {
+ ftepp_directive_error(ftepp);
+ break;
+ }
+ else if (!strcmp(ftepp_tokval(ftepp), "message")) {
+ ftepp_directive_message(ftepp);
+ break;
+ }
else {
if (ftepp->output_on) {
ftepp_error(ftepp, "unrecognized preprocessor directive: `%s`", ftepp_tokval(ftepp));
/* predef stuff */
char *expand = NULL;
- size_t i;
ftepp->lex->flags.preprocessing = true;
ftepp->lex->flags.mergelines = false;
case TOKEN_TYPENAME:
/* is it a predef? */
if (OPTS_FLAG(FTEPP_PREDEFS)) {
- for (i = 0; i < sizeof(ftepp_predefs) / sizeof (*ftepp_predefs); i++) {
- if (!strcmp(ftepp_predefs[i].name, ftepp_tokval(ftepp))) {
- expand = ftepp_predefs[i].func(ftepp->lex);
- ftepp_out(ftepp, expand, false);
- ftepp_next(ftepp); /* skip */
-
- mem_d(expand); /* free memory */
- break;
- }
+ char *(*predef)(lex_file*) = ftepp_predef(ftepp_tokval(ftepp));
+ if (predef) {
+ expand = predef(ftepp->lex);
+ ftepp_out (ftepp, expand, false);
+ ftepp_next(ftepp);
+
+ mem_d(expand);
+ break;
}
}
/* Like in parser.c - files keep the previous state so we have one global
* preprocessor. Except here we will want to warn about dangling #ifs.
*/
-static ftepp_t *ftepp;
-
-static bool ftepp_preprocess_done()
+static bool ftepp_preprocess_done(ftepp_t *ftepp)
{
bool retval = true;
if (vec_size(ftepp->conditions)) {
return retval;
}
-bool ftepp_preprocess_file(const char *filename)
+bool ftepp_preprocess_file(ftepp_t *ftepp, const char *filename)
{
ftepp->lex = lex_open(filename);
ftepp->itemname = util_strdup(filename);
}
if (!ftepp_preprocess(ftepp))
return false;
- return ftepp_preprocess_done();
+ return ftepp_preprocess_done(ftepp);
}
-bool ftepp_preprocess_string(const char *name, const char *str)
+bool ftepp_preprocess_string(ftepp_t *ftepp, const char *name, const char *str)
{
ftepp->lex = lex_open_string(str, strlen(str), name);
ftepp->itemname = util_strdup(name);
}
if (!ftepp_preprocess(ftepp))
return false;
- return ftepp_preprocess_done();
+ return ftepp_preprocess_done(ftepp);
}
-void ftepp_add_macro(const char *name, const char *value) {
+void ftepp_add_macro(ftepp_t *ftepp, const char *name, const char *value) {
char *create = NULL;
/* use saner path for empty macros */
if (!value) {
- ftepp_add_define("__builtin__", name);
+ ftepp_add_define(ftepp, "__builtin__", name);
return;
}
vec_upload(create, value, strlen(value));
vec_push (create, 0);
- ftepp_preprocess_string("__builtin__", create);
+ ftepp_preprocess_string(ftepp, "__builtin__", create);
vec_free (create);
}
-bool ftepp_init()
+ftepp_t *ftepp_create()
{
+ ftepp_t *ftepp;
char minor[32];
char major[32];
ftepp = ftepp_new();
if (!ftepp)
- return false;
+ return NULL;
memset(minor, 0, sizeof(minor));
memset(major, 0, sizeof(major));
/* set the right macro based on the selected standard */
- ftepp_add_define(NULL, "GMQCC");
- if (opts.standard == COMPILER_FTEQCC) {
- ftepp_add_define(NULL, "__STD_FTEQCC__");
+ ftepp_add_define(ftepp, NULL, "GMQCC");
+ if (OPTS_OPTION_U32(OPTION_STANDARD) == COMPILER_FTEQCC) {
+ ftepp_add_define(ftepp, NULL, "__STD_FTEQCC__");
/* 1.00 */
major[0] = '"';
major[1] = '1';
minor[0] = '"';
minor[1] = '0';
minor[2] = '"';
- } else if (opts.standard == COMPILER_GMQCC) {
- ftepp_add_define(NULL, "__STD_GMQCC__");
- sprintf(major, "\"%d\"", GMQCC_VERSION_MAJOR);
- sprintf(minor, "\"%d\"", GMQCC_VERSION_MINOR);
- } else if (opts.standard == COMPILER_QCCX) {
- ftepp_add_define(NULL, "__STD_QCCX__");
- sprintf(major, "\"%d\"", GMQCC_VERSION_MAJOR);
- sprintf(minor, "\"%d\"", GMQCC_VERSION_MINOR);
- } else if (opts.standard == COMPILER_QCC) {
- ftepp_add_define(NULL, "__STD_QCC__");
+ } else if (OPTS_OPTION_U32(OPTION_STANDARD) == COMPILER_GMQCC) {
+ ftepp_add_define(ftepp, NULL, "__STD_GMQCC__");
+ util_snprintf(major, 32, "\"%d\"", GMQCC_VERSION_MAJOR);
+ util_snprintf(minor, 32, "\"%d\"", GMQCC_VERSION_MINOR);
+ } else if (OPTS_OPTION_U32(OPTION_STANDARD) == COMPILER_QCCX) {
+ ftepp_add_define(ftepp, NULL, "__STD_QCCX__");
+ util_snprintf(major, 32, "\"%d\"", GMQCC_VERSION_MAJOR);
+ util_snprintf(minor, 32, "\"%d\"", GMQCC_VERSION_MINOR);
+ } else if (OPTS_OPTION_U32(OPTION_STANDARD) == COMPILER_QCC) {
+ ftepp_add_define(ftepp, NULL, "__STD_QCC__");
/* 1.0 */
major[0] = '"';
major[1] = '1';
minor[2] = '"';
}
- ftepp_add_macro("__STD_VERSION_MINOR__", minor);
- ftepp_add_macro("__STD_VERSION_MAJOR__", major);
+ ftepp_add_macro(ftepp, "__STD_VERSION_MINOR__", minor);
+ ftepp_add_macro(ftepp, "__STD_VERSION_MAJOR__", major);
- return true;
+ /*
+ * We're going to just make __NULL__ nil, which works for 60% of the
+ * cases of __NULL_ for fteqcc.
+ */
+ ftepp_add_macro(ftepp, "__NULL__", "nil");
+
+ return ftepp;
}
-void ftepp_add_define(const char *source, const char *name)
+void ftepp_add_define(ftepp_t *ftepp, const char *source, const char *name)
{
ppmacro *macro;
lex_ctx ctx = { "__builtin__", 0 };
ctx.file = source;
macro = ppmacro_new(ctx, name);
- vec_push(ftepp->macros, macro);
+ /*vec_push(ftepp->macros, macro);*/
+ util_htset(ftepp->macros, name, macro);
}
-const char *ftepp_get()
+const char *ftepp_get(ftepp_t *ftepp)
{
return ftepp->output_string;
}
-void ftepp_flush()
+void ftepp_flush(ftepp_t *ftepp)
{
ftepp_flush_do(ftepp);
}
-void ftepp_finish()
+void ftepp_finish(ftepp_t *ftepp)
{
if (!ftepp)
return;
ftepp_delete(ftepp);
- ftepp = NULL;
}
projects / xonotic / gmqcc.git / blobdiff