+/*
+ * This file is part of cparser.
+ * Copyright (C) 2007-2008 Matthias Braun <matze@braunis.de>
+ *
+ * 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.
+ *
+ * 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., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ */
#include <stdarg.h>
#include <stdio.h>
-#include "adt/error.h"
-#include "ast.h"
#include "diagnostic.h"
+#include "adt/error.h"
+#include "symbol_t.h"
#include "token_t.h"
+#include "ast.h"
#include "type.h"
+#include "warning.h"
+
+/** Number of occurred diagnostics. */
+unsigned diagnostic_count = 0;
+/** Number of occurred errors. */
+unsigned error_count = 0;
+/** Number of occurred warnings. */
+unsigned warning_count = 0;
+
+static const source_position_t *curr_pos = NULL;
+
+/**
+ * prints an additional source position
+ */
+static void print_source_position(FILE *out, const source_position_t *pos) {
+ fprintf(out, "at line %u", pos->linenr);
+ if (curr_pos == NULL || curr_pos->input_name != pos->input_name)
+ fprintf(out, " of \"%s\"", pos->input_name);
+}
-
-//#define ABORT_ON_ERROR
-
-
-bool found_error;
-
-
+/**
+ * Issue a diagnostic message.
+ */
static void diagnosticvf(const char *const fmt, va_list ap)
{
for (const char* f = fmt; *f != '\0'; ++f) {
}
case 'c': {
- const unsigned char val = va_arg(ap, int);
+ const unsigned char val = (unsigned char) va_arg(ap, int);
fputc(val, stderr);
break;
}
break;
}
+ case 'u': {
+ const unsigned int val = va_arg(ap, unsigned int);
+ fprintf(stderr, "%u", val);
+ break;
+ }
+
+ case 'Y': {
+ const symbol_t *const symbol = va_arg(ap, const symbol_t*);
+ if (symbol == NULL)
+ fputs("(null)", stderr);
+ else
+ fputs(symbol->string, stderr);
+ break;
+ }
+
case 'E': {
const expression_t* const expr = va_arg(ap, const expression_t*);
print_expression(expr);
case 'k': {
if (extended) {
- bool first = false;
+ bool first = true;
va_list* toks = va_arg(ap, va_list*);
const char* const delimiter = va_arg(ap, const char*);
for (;;) {
break;
}
+ case 'P': {
+ const source_position_t *pos = va_arg(ap, const source_position_t *);
+ print_source_position(stderr, pos);
+ break;
+ }
+
default:
panic("unknown format specifier");
}
{
va_list ap;
va_start(ap, fmt);
+ ++diagnostic_count;
+ curr_pos = NULL;
diagnosticvf(fmt, ap);
va_end(ap);
}
-void errorf(const source_position_t pos, const char *const fmt, ...)
+static void errorvf(const source_position_t *pos,
+ const char *const fmt, va_list ap)
{
- found_error = true;
- fprintf(stderr, "%s:%u: error: ", pos.input_name, pos.linenr);
- va_list ap;
- va_start(ap, fmt);
+ fprintf(stderr, "%s:%u: error: ", pos->input_name, pos->linenr);
+ ++error_count;
+ curr_pos = pos;
diagnosticvf(fmt, ap);
- va_end(ap);
fputc('\n', stderr);
-#ifdef ABORT_ON_ERROR
- abort();
-#endif
+ if (warning.fatal_errors)
+ exit(EXIT_FAILURE);
}
-void warningf(const source_position_t pos, const char *const fmt, ...)
+void errorf(const source_position_t *pos, const char *const fmt, ...)
{
- fprintf(stderr, "%s:%u: warning: ", pos.input_name, pos.linenr);
va_list ap;
va_start(ap, fmt);
+ curr_pos = pos;
+ errorvf(pos, fmt, ap);
+ va_end(ap);
+}
+
+static void warningvf(const source_position_t *pos,
+ const char *const fmt, va_list ap)
+{
+ fprintf(stderr, "%s:%u: warning: ", pos->input_name, pos->linenr);
+ ++warning_count;
+ curr_pos = pos;
diagnosticvf(fmt, ap);
+ fputc('\n', stderr);
+}
+
+void warningf(const source_position_t *pos, const char *const fmt, ...)
+{
+ va_list ap;
+ va_start(ap, fmt);
+ curr_pos = pos;
+ if (warning.s_are_errors) {
+ errorvf(pos, fmt, ap);
+ } else {
+ warningvf(pos, fmt, ap);
+ }
va_end(ap);
+}
+
+static void internal_errorvf(const source_position_t *pos,
+ const char *const fmt, va_list ap)
+{
+ fprintf(stderr, "%s:%u: internal error: ", pos->input_name, pos->linenr);
+ curr_pos = pos;
+ diagnosticvf(fmt, ap);
fputc('\n', stderr);
}
+
+void internal_errorf(const source_position_t *pos, const char *const fmt, ...)
+{
+ va_list ap;
+ va_start(ap, fmt);
+ curr_pos = pos;
+ internal_errorvf(pos, fmt, ap);
+ va_end(ap);
+ abort();
+}