/* Open and close files for Bison.
- Copyright (C) 1984, 1986, 1989, 1992, 2000-2012 Free Software
+ Copyright (C) 1984, 1986, 1989, 1992, 2000-2015 Free Software
Foundation, Inc.
This file is part of Bison, the GNU Compiler Compiler.
#include "getargs.h"
#include "gram.h"
-/* Initializing some values below (such SPEC_NAME_PREFIX to `yy') is
+/* Initializing some values below (such SPEC_NAME_PREFIX to 'yy') is
tempting, but don't do that: for the time being our handling of the
%directive vs --option leaves precedence to the options by deciding
that if a %directive sets a variable which is really set (i.e., not
char *parser_file_name;
/* All computed output file names. */
-static char **file_names = NULL;
-static int file_names_count = 0;
+typedef struct generated_file
+{
+ /** File name. */
+ char *name;
+ /** Whether is a generated source file (e.g., *.c, *.java...), as
+ opposed to the report file (e.g., *.output). When late errors
+ are detected, generated source files are removed. */
+ bool is_source;
+} generated_file;
+static generated_file *generated_files = NULL;
+static int generated_files_size = 0;
uniqstr grammar_file = NULL;
uniqstr current_file = NULL;
/* If --output=dir/foo.c was specified,
- DIR_PREFIX is `dir/' and ALL_BUT_EXT and ALL_BUT_TAB_EXT are `dir/foo'.
+ DIR_PREFIX is 'dir/' and ALL_BUT_EXT and ALL_BUT_TAB_EXT are 'dir/foo'.
- If --output=dir/foo.tab.c was specified, DIR_PREFIX is `dir/',
- ALL_BUT_EXT is `dir/foo.tab', and ALL_BUT_TAB_EXT is `dir/foo'.
+ If --output=dir/foo.tab.c was specified, DIR_PREFIX is 'dir/',
+ ALL_BUT_EXT is 'dir/foo.tab', and ALL_BUT_TAB_EXT is 'dir/foo'.
If --output was not specified but --file-prefix=dir/foo was specified,
- ALL_BUT_EXT = `foo.tab' and ALL_BUT_TAB_EXT = `foo'.
+ ALL_BUT_EXT = 'foo.tab' and ALL_BUT_TAB_EXT = 'foo'.
If neither --output nor --file was specified but the input grammar
- is name dir/foo.y, ALL_BUT_EXT and ALL_BUT_TAB_EXT are `foo'.
+ is name dir/foo.y, ALL_BUT_EXT and ALL_BUT_TAB_EXT are 'foo'.
If neither --output nor --file was specified, DIR_PREFIX is the
empty string (meaning the current directory); otherwise it is
- `dir/'. */
+ 'dir/'. */
char *all_but_ext;
static char *all_but_tab_ext;
/* C source file extension (the parser source). */
static char *src_extension = NULL;
-/* Header file extension (if option ``-d'' is specified). */
+/* Header file extension (if option '`-d'' is specified). */
static char *header_extension = NULL;
\f
/*-----------------------------------------------------------------.
FILE *res = fdopen (fd, mode);
if (! res)
error (EXIT_FAILURE, get_errno (),
- // On a separate line to please the "unmarked_diagnostics"
- // syntax-check.
+ /* On a separate line to please the "unmarked_diagnostics"
+ syntax-check. */
"fdopen");
return res;
}
*EXT points to the last period in the basename, or NULL if none.
If there is no *EXT, *TAB is NULL. Otherwise, *TAB points to
- `.tab' or `_tab' if present right before *EXT, or is NULL. *TAB
+ '.tab' or '_tab' if present right before *EXT, or is NULL. *TAB
cannot be equal to *BASE.
None are allocated, they are simply pointers to parts of FILE_NAME.
*ext = strrchr (*base, '.');
*tab = NULL;
- /* If there is an extension, check if there is a `.tab' part right
+ /* If there is an extension, check if there is a '.tab' part right
before. */
if (*ext)
{
if (spec_file_prefix)
{
- /* If --file-prefix=foo was specified, ALL_BUT_TAB_EXT = `foo'. */
+ /* If --file-prefix=foo was specified, ALL_BUT_TAB_EXT = 'foo'. */
dir_prefix =
xstrndup (spec_file_prefix,
last_component (spec_file_prefix) - spec_file_prefix);
}
else if (yacc_flag)
{
- /* If --yacc, then the output is `y.tab.c'. */
+ /* If --yacc, then the output is 'y.tab.c'. */
dir_prefix = xstrdup ("");
all_but_tab_ext = xstrdup ("y");
}
else
{
/* Otherwise, ALL_BUT_TAB_EXT is computed from the input
- grammar: `foo/bar.yy' => `bar'. */
+ grammar: 'foo/bar.yy' => 'bar'. */
dir_prefix = xstrdup ("");
all_but_tab_ext =
xstrndup (base, (strlen (base) - (ext ? strlen (ext) : 0)));
{
if (! spec_graph_file)
spec_graph_file = concat2 (all_but_tab_ext, ".dot");
- output_file_name_check (&spec_graph_file);
+ output_file_name_check (&spec_graph_file, false);
}
if (xml_flag)
{
if (! spec_xml_file)
spec_xml_file = concat2 (all_but_tab_ext, ".xml");
- output_file_name_check (&spec_xml_file);
+ output_file_name_check (&spec_xml_file, false);
}
if (report_flag)
{
if (!spec_verbose_file)
spec_verbose_file = concat2 (all_but_tab_ext, OUTPUT_EXT);
- output_file_name_check (&spec_verbose_file);
+ output_file_name_check (&spec_verbose_file, false);
}
free (all_but_tab_ext);
}
void
-output_file_name_check (char **file_name)
+output_file_name_check (char **file_name, bool source)
{
bool conflict = false;
if (STREQ (*file_name, grammar_file))
{
- complain (complaint, _("refusing to overwrite the input file %s"),
+ complain (NULL, complaint, _("refusing to overwrite the input file %s"),
quote (*file_name));
conflict = true;
}
else
{
int i;
- for (i = 0; i < file_names_count; i++)
- if (STREQ (file_names[i], *file_name))
+ for (i = 0; i < generated_files_size; i++)
+ if (STREQ (generated_files[i].name, *file_name))
{
- complain (Wother, _("conflicting outputs to file %s"),
- quote (*file_name));
+ complain (NULL, Wother, _("conflicting outputs to file %s"),
+ quote (generated_files[i].name));
conflict = true;
}
}
}
else
{
- file_names = xnrealloc (file_names, ++file_names_count,
- sizeof *file_names);
- file_names[file_names_count-1] = xstrdup (*file_name);
+ generated_files = xnrealloc (generated_files, ++generated_files_size,
+ sizeof *generated_files);
+ generated_files[generated_files_size-1].name = xstrdup (*file_name);
+ generated_files[generated_files_size-1].is_source = source;
}
}
+void
+unlink_generated_sources (void)
+{
+ int i;
+ for (i = 0; i < generated_files_size; i++)
+ if (generated_files[i].is_source)
+ /* Ignore errors. The file might not even exist. */
+ unlink (generated_files[i].name);
+}
+
void
output_file_names_free (void)
{
free (dir_prefix);
{
int i;
- for (i = 0; i < file_names_count; i++)
- free (file_names[i]);
+ for (i = 0; i < generated_files_size; i++)
+ free (generated_files[i].name);
}
- free (file_names);
+ free (generated_files);
}
projects / bison.git / blobdiff