luc14n0/glib
1
0
Fork 0
mirror of https://gitlab.gnome.org/GNOME/glib.git synced 2024-11-06 09:26:17 +01:00
Code Issues Packages Projects Releases Wiki Activity
f6d7878a54
glib/gio/glib-compile-resources.c
Christian Hergert 0f95b18a7b gio: use g_variant_builder_init_static() 
All uses of g_variant_builder_init() in gio are safe to translate to the
new g_variant_builder_init_static() alternative as the type will outlive
the call to g_variant_builder_end() (or is already static in nature).
2024-09-26 12:48:16 +01:00

1338 lines
38 KiB
C
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

/*
* Copyright © 2011 Red Hat, Inc
*
* SPDX-License-Identifier: LGPL-2.1-or-later
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, see <http://www.gnu.org/licenses/>.
*
* Author: Alexander Larsson <alexl@redhat.com>
*/
#include "config.h"
#include <glib.h>
#include <gstdio.h>
#include <gi18n.h>
#include <string.h>
#include <stdio.h>
#include <locale.h>
#include <errno.h>
#ifdef G_OS_UNIX
#include <unistd.h>
#endif
#ifdef G_OS_WIN32
#include <io.h>
#endif
#define __GIO_GIO_H_INSIDE__
#include <gio/gioenums.h>
#include <gio/gmemoryoutputstream.h>
#include <gio/gzlibcompressor.h>
#include <gio/gconverteroutputstream.h>
#include <glib.h>
#include "gvdb/gvdb-builder.h"
#include "gconstructor_as_data.h"
#include "glib/glib-private.h"
typedef struct
{
char *filename;
char *content;
gsize content_size;
gsize size;
guint32 flags;
} FileData;
typedef struct
{
GHashTable *table; /* resource path -> FileData */
gboolean collect_data;
/* per gresource */
char *prefix;
/* per file */
char *alias;
gboolean compressed;
char *preproc_options;
GString *string; /* non-NULL when accepting text */
} ParseState;
static gchar **sourcedirs = NULL;
static gchar *xmllint = NULL;
static gchar *jsonformat = NULL;
static gchar *gdk_pixbuf_pixdata = NULL;
static void
file_data_free (FileData *data)
{
g_free (data->filename);
g_free (data->content);
g_free (data);
}
static void
start_element (GMarkupParseContext *context,
const gchar *element_name,
const gchar **attribute_names,
const gchar **attribute_values,
gpointer user_data,
GError **error)
{
ParseState *state = user_data;
const GSList *element_stack;
const gchar *container;
element_stack = g_markup_parse_context_get_element_stack (context);
container = element_stack->next ? element_stack->next->data : NULL;
#define COLLECT(first, ...) \
g_markup_collect_attributes (element_name, \
attribute_names, attribute_values, error, \
first, __VA_ARGS__, G_MARKUP_COLLECT_INVALID)
#define OPTIONAL G_MARKUP_COLLECT_OPTIONAL
#define STRDUP G_MARKUP_COLLECT_STRDUP
#define STRING G_MARKUP_COLLECT_STRING
#define BOOL G_MARKUP_COLLECT_BOOLEAN
#define NO_ATTRS() COLLECT (G_MARKUP_COLLECT_INVALID, NULL)
if (container == NULL)
{
if (strcmp (element_name, "gresources") == 0)
return;
}
else if (strcmp (container, "gresources") == 0)
{
if (strcmp (element_name, "gresource") == 0)
{
COLLECT (OPTIONAL | STRDUP,
"prefix", &state->prefix);
return;
}
}
else if (strcmp (container, "gresource") == 0)
{
if (strcmp (element_name, "file") == 0)
{
COLLECT (OPTIONAL | STRDUP, "alias", &state->alias,
OPTIONAL | BOOL, "compressed", &state->compressed,
OPTIONAL | STRDUP, "preprocess", &state->preproc_options);
state->string = g_string_new ("");
return;
}
}
if (container)
g_set_error (error, G_MARKUP_ERROR, G_MARKUP_ERROR_UNKNOWN_ELEMENT,
_("Element <%s> not allowed inside <%s>"),
element_name, container);
else
g_set_error (error, G_MARKUP_ERROR, G_MARKUP_ERROR_UNKNOWN_ELEMENT,
_("Element <%s> not allowed at toplevel"), element_name);
}
static GvdbItem *
get_parent (GHashTable *table,
gchar *key,
gint length)
{
GvdbItem *grandparent, *parent;
if (length == 1)
return NULL;
while (key[--length - 1] != '/');
key[length] = '\0';
parent = g_hash_table_lookup (table, key);
if (parent == NULL)
{
parent = gvdb_hash_table_insert (table, key);
grandparent = get_parent (table, key, length);
if (grandparent != NULL)
gvdb_item_set_parent (parent, grandparent);
}
return parent;
}
static gchar *
find_file (const gchar *filename)
{
guint i;
gchar *real_file;
gboolean exists;
if (g_path_is_absolute (filename))
return g_strdup (filename);
/* search all the sourcedirs for the correct files in order */
for (i = 0; sourcedirs[i] != NULL; i++)
{
real_file = g_build_path ("/", sourcedirs[i], filename, NULL);
exists = g_file_test (real_file, G_FILE_TEST_EXISTS);
if (exists)
return real_file;
g_free (real_file);
}
return NULL;
}
static void
end_element (GMarkupParseContext *context,
const gchar *element_name,
gpointer user_data,
GError **error)
{
ParseState *state = user_data;
GError *my_error = NULL;
if (strcmp (element_name, "gresource") == 0)
{
g_free (state->prefix);
state->prefix = NULL;
}
else if (strcmp (element_name, "file") == 0)
{
gchar *file;
gchar *real_file = NULL;
gchar *key;
FileData *data = NULL;
char *tmp_file = NULL;
file = state->string->str;
key = file;
if (state->alias)
key = state->alias;
if (state->prefix)
key = g_build_path ("/", "/", state->prefix, key, NULL);
else
key = g_build_path ("/", "/", key, NULL);
if (g_hash_table_lookup (state->table, key) != NULL)
{
g_set_error (error, G_MARKUP_ERROR, G_MARKUP_ERROR_INVALID_CONTENT,
_("File %s appears multiple times in the resource"),
key);
return;
}
if (sourcedirs != NULL)
{
real_file = find_file (file);
if (real_file == NULL && state->collect_data)
{
g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED,
_("Failed to locate “%s” in any source directory"), file);
return;
}
}
else
{
gboolean exists;
exists = g_file_test (file, G_FILE_TEST_EXISTS);
if (!exists && state->collect_data)
{
g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED,
_("Failed to locate “%s” in current directory"), file);
return;
}
}
if (real_file == NULL)
real_file = g_strdup (file);
data = g_new0 (FileData, 1);
data->filename = g_strdup (real_file);
if (!state->collect_data)
goto done;
if (state->preproc_options)
{
gchar **options;
guint i;
gboolean xml_stripblanks = FALSE;
gboolean json_stripblanks = FALSE;
gboolean to_pixdata = FALSE;
options = g_strsplit (state->preproc_options, ",", -1);
for (i = 0; options[i]; i++)
{
if (!strcmp (options[i], "xml-stripblanks"))
xml_stripblanks = TRUE;
else if (!strcmp (options[i], "to-pixdata"))
to_pixdata = TRUE;
else if (!strcmp (options[i], "json-stripblanks"))
json_stripblanks = TRUE;
else
{
g_set_error (error, G_MARKUP_ERROR, G_MARKUP_ERROR_INVALID_CONTENT,
_("Unknown processing option “%s”"), options[i]);
g_strfreev (options);
goto cleanup;
}
}
g_strfreev (options);
if (xml_stripblanks)
{
/* This is not fatal: pretty-printed XML is still valid XML */
if (xmllint == NULL)
{
static gboolean xmllint_warned = FALSE;
if (!xmllint_warned)
{
/* Translators: the first %s is a gresource XML attribute,
* the second %s is an environment variable, and the third
* %s is a command line tool
*/
char *warn = g_strdup_printf (_("%s preprocessing requested, but %s is not set, and %s is not in PATH"),
"xml-stripblanks",
"XMLLINT",
"xmllint");
g_printerr ("%s\n", warn);
g_free (warn);
/* Only warn once */
xmllint_warned = TRUE;
}
}
else
{
GSubprocess *proc;
int fd;
fd = g_file_open_tmp ("resource-XXXXXXXX", &tmp_file, error);
if (fd < 0)
goto cleanup;
close (fd);
proc = g_subprocess_new (G_SUBPROCESS_FLAGS_STDOUT_SILENCE, error,
xmllint, "--nonet", "--noblanks", "--output", tmp_file, real_file, NULL);
g_free (real_file);
real_file = NULL;
if (!proc)
goto cleanup;
if (!g_subprocess_wait_check (proc, NULL, error))
{
g_object_unref (proc);
goto cleanup;
}
g_object_unref (proc);
real_file = g_strdup (tmp_file);
}
}
if (json_stripblanks)
{
/* As above, this is not fatal: pretty-printed JSON is still
* valid JSON
*/
if (jsonformat == NULL)
{
static gboolean jsonformat_warned = FALSE;
if (!jsonformat_warned)
{
/* Translators: the first %s is a gresource XML attribute,
* the second %s is an environment variable, and the third
* %s is a command line tool
*/
char *warn = g_strdup_printf (_("%s preprocessing requested, but %s is not set, and %s is not in PATH"),
"json-stripblanks",
"JSON_GLIB_FORMAT",
"json-glib-format");
g_printerr ("%s\n", warn);
g_free (warn);
/* Only warn once */
jsonformat_warned = TRUE;
}
}
else
{
GSubprocess *proc;
int fd;
fd = g_file_open_tmp ("resource-XXXXXXXX", &tmp_file, error);
if (fd < 0)
goto cleanup;
close (fd);
proc = g_subprocess_new (G_SUBPROCESS_FLAGS_STDOUT_SILENCE, error,
jsonformat, "--output", tmp_file, real_file, NULL);
g_free (real_file);
real_file = NULL;
if (!proc)
goto cleanup;
if (!g_subprocess_wait_check (proc, NULL, error))
{
g_object_unref (proc);
goto cleanup;
}
g_object_unref (proc);
real_file = g_strdup (tmp_file);
}
}
if (to_pixdata)
{
GSubprocess *proc;
int fd;
/* This is a fatal error: if to-pixdata is used it means that
* the code loading the GResource expects a specific data format
*/
if (gdk_pixbuf_pixdata == NULL)
{
/* Translators: the first %s is a gresource XML attribute,
* the second %s is an environment variable, and the third
* %s is a command line tool
*/
g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED,
_("%s preprocessing requested, but %s is not set, and %s is not in PATH"),
"to-pixdata",
"GDK_PIXBUF_PIXDATA",
"gdk-pixbuf-pixdata");
goto cleanup;
}
fd = g_file_open_tmp ("resource-XXXXXXXX", &tmp_file, error);
if (fd < 0)
goto cleanup;
close (fd);
proc = g_subprocess_new (G_SUBPROCESS_FLAGS_STDOUT_SILENCE, error,
gdk_pixbuf_pixdata, real_file, tmp_file, NULL);
g_free (real_file);
real_file = NULL;
if (!g_subprocess_wait_check (proc, NULL, error))
{
g_object_unref (proc);
goto cleanup;
}
g_object_unref (proc);
real_file = g_strdup (tmp_file);
}
}
if (!g_file_get_contents (real_file, &data->content, &data->size, &my_error))
{
g_set_error (error, G_MARKUP_ERROR, G_MARKUP_ERROR_INVALID_CONTENT,
_("Error reading file %s: %s"),
real_file, my_error->message);
g_clear_error (&my_error);
goto cleanup;
}
/* Include zero termination in content_size for uncompressed files (but not in size) */
data->content_size = data->size + 1;
if (state->compressed)
{
GOutputStream *out = g_memory_output_stream_new (NULL, 0, g_realloc, g_free);
GZlibCompressor *compressor =
g_zlib_compressor_new (G_ZLIB_COMPRESSOR_FORMAT_ZLIB, 9);
GOutputStream *out2 = g_converter_output_stream_new (out, G_CONVERTER (compressor));
if (!g_output_stream_write_all (out2, data->content, data->size,
NULL, NULL, NULL) ||
!g_output_stream_close (out2, NULL, NULL))
{
g_set_error (error, G_MARKUP_ERROR, G_MARKUP_ERROR_INVALID_CONTENT,
_("Error compressing file %s"),
real_file);
g_object_unref (compressor);
g_object_unref (out);
g_object_unref (out2);
goto cleanup;
}
g_free (data->content);
data->content_size = g_memory_output_stream_get_data_size (G_MEMORY_OUTPUT_STREAM (out));
data->content = g_memory_output_stream_steal_data (G_MEMORY_OUTPUT_STREAM (out));
g_object_unref (compressor);
g_object_unref (out);
g_object_unref (out2);
data->flags |= G_RESOURCE_FLAGS_COMPRESSED;
}
done:
g_hash_table_insert (state->table, key, data);
data = NULL;
cleanup:
/* Cleanup */
g_free (state->alias);
state->alias = NULL;
g_string_free (state->string, TRUE);
state->string = NULL;
g_free (state->preproc_options);
state->preproc_options = NULL;
g_free (real_file);
if (tmp_file)
{
unlink (tmp_file);
g_free (tmp_file);
}
if (data != NULL)
file_data_free (data);
}
}
static void
text (GMarkupParseContext *context,
const gchar *text,
gsize text_len,
gpointer user_data,
GError **error)
{
ParseState *state = user_data;
gsize i;
for (i = 0; i < text_len; i++)
if (!g_ascii_isspace (text[i]))
{
if (state->string)
g_string_append_len (state->string, text, text_len);
else
g_set_error (error, G_MARKUP_ERROR, G_MARKUP_ERROR_INVALID_CONTENT,
_("text may not appear inside <%s>"),
g_markup_parse_context_get_element (context));
break;
}
}
static GHashTable *
parse_resource_file (const gchar *filename,
gboolean collect_data,
GHashTable *files)
{
GMarkupParser parser = { start_element, end_element, text, NULL, NULL };
ParseState state = { 0, };
GMarkupParseContext *context;
GError *error = NULL;
gchar *contents;
GHashTable *table = NULL;
gsize size;
if (!g_file_get_contents (filename, &contents, &size, &error))
{
g_printerr ("%s\n", error->message);
g_clear_error (&error);
return NULL;
}
state.collect_data = collect_data;
state.table = g_hash_table_ref (files);
context = g_markup_parse_context_new (&parser,
G_MARKUP_TREAT_CDATA_AS_TEXT |
G_MARKUP_PREFIX_ERROR_POSITION,
&state, NULL);
if (!g_markup_parse_context_parse (context, contents, size, &error) ||
!g_markup_parse_context_end_parse (context, &error))
{
g_printerr ("%s: %s.\n", filename, error->message);
g_clear_error (&error);
}
else
{
GHashTableIter iter;
const char *key;
char *mykey;
gsize key_len;
FileData *data;
GVariant *v_data;
GVariantBuilder builder;
GvdbItem *item;
table = gvdb_hash_table_new (NULL, NULL);
g_hash_table_iter_init (&iter, state.table);
while (g_hash_table_iter_next (&iter, (gpointer *)&key, (gpointer *)&data))
{
key_len = strlen (key);
mykey = g_strdup (key);
item = gvdb_hash_table_insert (table, key);
gvdb_item_set_parent (item,
get_parent (table, mykey, key_len));
g_free (mykey);
g_variant_builder_init_static (&builder, G_VARIANT_TYPE ("(uuay)"));
g_variant_builder_add (&builder, "u", data->size); /* Size */
g_variant_builder_add (&builder, "u", data->flags); /* Flags */
v_data = g_variant_new_from_data (G_VARIANT_TYPE("ay"),
data->content, data->content_size, TRUE,
g_free, data->content);
g_variant_builder_add_value (&builder, v_data);
data->content = NULL; /* Take ownership */
gvdb_item_set_value (item,
g_variant_builder_end (&builder));
}
}
g_hash_table_unref (state.table);
g_markup_parse_context_free (context);
g_free (contents);
return table;
}
static gboolean
write_to_file (GHashTable *table,
const gchar *filename,
GError **error)
{
gboolean success;
success = gvdb_table_write_contents (table, filename,
G_BYTE_ORDER != G_LITTLE_ENDIAN,
error);
return success;
}
static gboolean
extension_in_set (const char *str,
...)
{
va_list list;
const char *ext, *value;
gboolean rv = FALSE;
ext = strrchr (str, '.');
if (ext == NULL)
return FALSE;
ext++;
va_start (list, str);
while ((value = va_arg (list, const char *)) != NULL)
{
if (g_ascii_strcasecmp (ext, value) != 0)
continue;
rv = TRUE;
break;
}
va_end (list);
return rv;
}
/*
* We must escape any characters that `make` finds significant.
* This is largely a duplicate of the logic in gcc's `mkdeps.c:munge()`.
*/
static char *
escape_makefile_string (const char *string)
{
GString *str;
const char *p, *q;
str = g_string_sized_new (strlen (string) + 1);
for (p = string; *p != '\0'; ++p)
{
switch (*p)
{
case ' ':
case '\t':
/* GNU make uses a weird quoting scheme for white space.
A space or tab preceded by 2N+1 backslashes represents
N backslashes followed by space; a space or tab
preceded by 2N backslashes represents N backslashes at
the end of a file name; and backslashes in other
contexts should not be doubled. */
for (q = p - 1; string <= q && *q == '\\'; q--)
g_string_append_c (str, '\\');
g_string_append_c (str, '\\');
break;
case '$':
g_string_append_c (str, '$');
break;
case '#':
g_string_append_c (str, '\\');
break;
}
g_string_append_c (str, *p);
}
return g_string_free (str, FALSE);
}
typedef enum {
COMPILER_GCC,
COMPILER_CLANG,
COMPILER_MSVC,
COMPILER_UNKNOWN
} CompilerType;
/* Get the compiler id from the platform, environment, or command line
*
* Keep compiler IDs consistent with https://mesonbuild.com/Reference-tables.html#compiler-ids
* for simplicity
*/
static CompilerType
get_compiler_id (const char *compiler)
{
char *base, *ext_p;
CompilerType compiler_type;
if (compiler == NULL)
{
#ifdef G_OS_UNIX
const char *compiler_env = g_getenv ("CC");
# ifdef __APPLE__
if (compiler_env == NULL || *compiler_env == '\0')
compiler = "clang";
else
compiler = compiler_env;
# elif __linux__
if (compiler_env == NULL || *compiler_env == '\0')
compiler = "gcc";
else
compiler = compiler_env;
# else
if (compiler_env == NULL || *compiler_env == '\0')
compiler = "unknown";
else
compiler = compiler_env;
# endif
#endif
#ifdef G_OS_WIN32
if (g_getenv ("MSYSTEM") != NULL)
{
const char *compiler_env = g_getenv ("CC");
if (compiler_env == NULL || *compiler_env == '\0')
compiler = "gcc";
else
compiler = compiler_env;
}
else
compiler = "msvc";
#endif
}
base = g_path_get_basename (compiler);
ext_p = strrchr (base, '.');
if (ext_p != NULL)
{
gsize offset = ext_p - base;
base[offset] = '\0';
}
compiler = base;
if (g_strcmp0 (compiler, "gcc") == 0)
compiler_type = COMPILER_GCC;
else if (g_strcmp0 (compiler, "clang") == 0)
compiler_type = COMPILER_CLANG;
else if (g_strcmp0 (compiler, "msvc") == 0)
compiler_type = COMPILER_MSVC;
else
compiler_type = COMPILER_UNKNOWN;
g_free (base);
return compiler_type;
}
int
main (int argc, char **argv)
{
GError *error;
GHashTable *table;
GHashTable *files;
gchar *srcfile;
gboolean show_version_and_exit = FALSE;
gchar *target = NULL;
gchar *binary_target = NULL;
gboolean generate_automatic = FALSE;
gboolean generate_source = FALSE;
gboolean generate_header = FALSE;
gboolean manual_register = FALSE;
gboolean internal = FALSE;
gboolean external_data = FALSE;
gboolean generate_dependencies = FALSE;
gboolean generate_phony_targets = FALSE;
char *dependency_file = NULL;
char *c_name = NULL;
char *c_name_no_underscores;
const char *linkage = "extern";
char *compiler = NULL;
CompilerType compiler_type = COMPILER_GCC;
GOptionContext *context;
GOptionEntry entries[] = {
{ "version", 0, 0, G_OPTION_ARG_NONE, &show_version_and_exit, N_("Show program version and exit"), NULL },
{ "target", 0, 0, G_OPTION_ARG_FILENAME, &target, N_("Name of the output file"), N_("FILE") },
{ "sourcedir", 0, 0, G_OPTION_ARG_FILENAME_ARRAY, &sourcedirs, N_("The directories to load files referenced in FILE from (default: current directory)"), N_("DIRECTORY") },
{ "generate", 0, 0, G_OPTION_ARG_NONE, &generate_automatic, N_("Generate output in the format selected for by the target filename extension"), NULL },
{ "generate-header", 0, 0, G_OPTION_ARG_NONE, &generate_header, N_("Generate source header"), NULL },
{ "generate-source", 0, 0, G_OPTION_ARG_NONE, &generate_source, N_("Generate source code used to link in the resource file into your code"), NULL },
{ "generate-dependencies", 0, 0, G_OPTION_ARG_NONE, &generate_dependencies, N_("Generate dependency list"), NULL },
{ "dependency-file", 0, 0, G_OPTION_ARG_FILENAME, &dependency_file, N_("Name of the dependency file to generate"), N_("FILE") },
{ "generate-phony-targets", 0, 0, G_OPTION_ARG_NONE, &generate_phony_targets, N_("Include phony targets in the generated dependency file"), NULL },
{ "manual-register", 0, 0, G_OPTION_ARG_NONE, &manual_register, N_("Don’t automatically create and register resource"), NULL },
{ "internal", 0, 0, G_OPTION_ARG_NONE, &internal, N_("Don’t export functions; declare them G_GNUC_INTERNAL"), NULL },
{ "external-data", 0, 0, G_OPTION_ARG_NONE, &external_data, N_("Don’t embed resource data in the C file; assume it's linked externally instead"), NULL },
{ "c-name", 0, 0, G_OPTION_ARG_STRING, &c_name, N_("C identifier name used for the generated source code"), N_("IDENTIFIER") },
{ "compiler", 'C', 0, G_OPTION_ARG_STRING, &compiler, N_("The target C compiler (default: the CC environment variable)"), N_("COMMAND") },
G_OPTION_ENTRY_NULL
};
#ifdef G_OS_WIN32
gchar *tmp;
gchar **command_line = NULL;
#endif
setlocale (LC_ALL, GLIB_DEFAULT_LOCALE);
textdomain (GETTEXT_PACKAGE);
#ifdef G_OS_WIN32
tmp = _glib_get_locale_dir ();
bindtextdomain (GETTEXT_PACKAGE, tmp);
g_free (tmp);
#else
bindtextdomain (GETTEXT_PACKAGE, GLIB_LOCALE_DIR);
#endif
#ifdef HAVE_BIND_TEXTDOMAIN_CODESET
bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
#endif
context = g_option_context_new (N_("FILE"));
g_option_context_set_translation_domain (context, GETTEXT_PACKAGE);
g_option_context_set_summary (context,
N_("Compile a resource specification into a resource file.\n"
"Resource specification files have the extension .gresource.xml,\n"
"and the resource file have the extension called .gresource."));
g_option_context_add_main_entries (context, entries, GETTEXT_PACKAGE);
error = NULL;
#ifdef G_OS_WIN32
command_line = g_win32_get_command_line ();
if (!g_option_context_parse_strv (context, &command_line, &error))
{
g_printerr ("%s\n", error->message);
return 1;
}
argc = g_strv_length (command_line);
#else
if (!g_option_context_parse (context, &argc, &argv, &error))
{
g_printerr ("%s\n", error->message);
return 1;
}
#endif
g_option_context_free (context);
if (show_version_and_exit)
{
g_print (PACKAGE_VERSION "\n");
return 0;
}
if (argc != 2)
{
g_printerr (_("You should give exactly one file name\n"));
g_free (c_name);
return 1;
}
if (internal)
linkage = "G_GNUC_INTERNAL";
compiler_type = get_compiler_id (compiler);
g_free (compiler);
#ifdef G_OS_WIN32
srcfile = command_line[1];
#else
srcfile = argv[1];
#endif
xmllint = g_strdup (g_getenv ("XMLLINT"));
if (xmllint == NULL)
xmllint = g_find_program_in_path ("xmllint");
jsonformat = g_strdup (g_getenv ("JSON_GLIB_FORMAT"));
if (jsonformat == NULL)
jsonformat = g_find_program_in_path ("json-glib-format");
gdk_pixbuf_pixdata = g_strdup (g_getenv ("GDK_PIXBUF_PIXDATA"));
if (gdk_pixbuf_pixdata == NULL)
gdk_pixbuf_pixdata = g_find_program_in_path ("gdk-pixbuf-pixdata");
if (target == NULL)
{
char *dirname = g_path_get_dirname (srcfile);
char *base = g_path_get_basename (srcfile);
char *target_basename;
if (g_str_has_suffix (base, ".xml"))
base[strlen(base) - strlen (".xml")] = 0;
if (generate_source)
{
if (g_str_has_suffix (base, ".gresource"))
base[strlen(base) - strlen (".gresource")] = 0;
target_basename = g_strconcat (base, ".c", NULL);
}
else if (generate_header)
{
if (g_str_has_suffix (base, ".gresource"))
base[strlen(base) - strlen (".gresource")] = 0;
target_basename = g_strconcat (base, ".h", NULL);
}
else
{
if (g_str_has_suffix (base, ".gresource"))
target_basename = g_strdup (base);
else
target_basename = g_strconcat (base, ".gresource", NULL);
}
target = g_build_filename (dirname, target_basename, NULL);
g_free (target_basename);
g_free (dirname);
g_free (base);
}
else if (generate_automatic)
{
if (extension_in_set (target, "c", "cc", "cpp", "cxx", "c++", NULL))
generate_source = TRUE;
else if (extension_in_set (target, "h", "hh", "hpp", "hxx", "h++", NULL))
generate_header = TRUE;
else if (extension_in_set (target, "gresource", NULL))
{ }
}
files = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, (GDestroyNotify)file_data_free);
if ((table = parse_resource_file (srcfile, !generate_dependencies, files)) == NULL)
{
g_free (target);
g_free (c_name);
g_hash_table_unref (files);
return 1;
}
/* This can be used in the same invocation
as other generate commands */
if (dependency_file != NULL)
{
/* Generate a .d file that describes the dependencies for
* build tools, gcc -M -MF style */
GString *dep_string;
GHashTableIter iter;
gpointer key, data;
FileData *file_data;
char *escaped;
g_hash_table_iter_init (&iter, files);
dep_string = g_string_new (NULL);
escaped = escape_makefile_string (target);
g_string_printf (dep_string, "%s:", escaped);
g_free (escaped);
escaped = escape_makefile_string (srcfile);
g_string_append_printf (dep_string, " %s", escaped);
g_free (escaped);
/* First rule: foo.c: foo.xml resource1 resource2.. */
while (g_hash_table_iter_next (&iter, &key, &data))
{
file_data = data;
if (!g_str_equal (file_data->filename, srcfile))
{
escaped = escape_makefile_string (file_data->filename);
g_string_append_printf (dep_string, " %s", escaped);
g_free (escaped);
}
}
g_string_append (dep_string, "\n");
/* Optionally include phony targets as it silences `make` but
* isn't supported on `ninja` at the moment. See also: `gcc -MP`
*/
if (generate_phony_targets)
{
g_string_append (dep_string, "\n");
/* One rule for every resource: resourceN: */
g_hash_table_iter_init (&iter, files);
while (g_hash_table_iter_next (&iter, &key, &data))
{
file_data = data;
if (!g_str_equal (file_data->filename, srcfile))
{
escaped = escape_makefile_string (file_data->filename);
g_string_append_printf (dep_string, "%s:\n\n", escaped);
g_free (escaped);
}
}
}
if (g_str_equal (dependency_file, "-"))
{
g_print ("%s\n", dep_string->str);
}
else
{
if (!g_file_set_contents (dependency_file, dep_string->str, dep_string->len, &error))
{
g_printerr ("Error writing dependency file: %s\n", error->message);
g_string_free (dep_string, TRUE);
g_free (dependency_file);
g_error_free (error);
g_hash_table_unref (files);
return 1;
}
}
g_string_free (dep_string, TRUE);
g_free (dependency_file);
}
if (generate_dependencies)
{
GHashTableIter iter;
gpointer key, data;
FileData *file_data;
g_hash_table_iter_init (&iter, files);
/* Generate list of files for direct use as dependencies in a Makefile */
while (g_hash_table_iter_next (&iter, &key, &data))
{
file_data = data;
g_print ("%s\n", file_data->filename);
}
}
else if (generate_source || generate_header)
{
if (generate_source)
{
int fd = g_file_open_tmp (NULL, &binary_target, NULL);
if (fd == -1)
{
g_printerr ("Can't open temp file\n");
g_free (c_name);
g_hash_table_unref (files);
return 1;
}
close (fd);
}
if (c_name == NULL)
{
char *base = g_path_get_basename (srcfile);
GString *s;
char *dot;
int i;
/* Remove extensions */
dot = strchr (base, '.');
if (dot)
*dot = 0;
s = g_string_new ("");
for (i = 0; base[i] != 0; i++)
{
const char *first = G_CSET_A_2_Z G_CSET_a_2_z "_";
const char *rest = G_CSET_A_2_Z G_CSET_a_2_z G_CSET_DIGITS "_";
if (strchr ((s->len == 0) ? first : rest, base[i]) != NULL)
g_string_append_c (s, base[i]);
else if (base[i] == '-')
g_string_append_c (s, '_');
}
g_free (base);
c_name = g_string_free (s, FALSE);
}
}
else
binary_target = g_strdup (target);
c_name_no_underscores = c_name;
while (c_name_no_underscores && *c_name_no_underscores == '_')
c_name_no_underscores++;
if (binary_target != NULL &&
!write_to_file (table, binary_target, &error))
{
g_printerr ("%s\n", error->message);
g_free (target);
g_free (c_name);
g_hash_table_unref (files);
return 1;
}
if (generate_header)
{
FILE *file;
file = fopen (target, "w");
if (file == NULL)
{
g_printerr ("can't write to file %s", target);
g_free (c_name);
g_hash_table_unref (files);
return 1;
}
g_fprintf (file,
"#ifndef __RESOURCE_%s_H__\n"
"#define __RESOURCE_%s_H__\n"
"\n"
"#include <gio/gio.h>\n"
"\n"
"%s GResource *%s_get_resource (void);\n",
c_name, c_name, linkage, c_name);
if (manual_register)
g_fprintf (file,
"\n"
"%s void %s_register_resource (void);\n"
"%s void %s_unregister_resource (void);\n"
"\n",
linkage, c_name, linkage, c_name);
g_fprintf (file,
"#endif\n");
fclose (file);
}
else if (generate_source)
{
FILE *file;
guint8 *data;
gsize data_size;
gsize i;
const char *export = "G_MODULE_EXPORT";
if (!g_file_get_contents (binary_target, (char **)&data,
&data_size, NULL))
{
g_printerr ("can't read back temporary file");
g_free (c_name);
g_hash_table_unref (files);
return 1;
}
g_unlink (binary_target);
file = fopen (target, "w");
if (file == NULL)
{
g_printerr ("can't write to file %s", target);
g_free (c_name);
g_hash_table_unref (files);
return 1;
}
if (internal)
export = "G_GNUC_INTERNAL";
g_fprintf (file,
"#include <gio/gio.h>\n"
"\n"
"#if defined (__ELF__) && ( __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 6))\n"
"# define SECTION __attribute__ ((section (\".gresource.%s\"), aligned (sizeof(void *) > 8 ? sizeof(void *) : 8)))\n"
"#else\n"
"# define SECTION\n"
"#endif\n"
"\n",
c_name_no_underscores);
if (external_data)
{
g_fprintf (file,
"extern const %s SECTION union { const guint8 data[%" G_GSIZE_FORMAT "]; const double alignment; void * const ptr;} %s_resource_data;"
"\n",
export, data_size, c_name);
}
else
{
if (compiler_type == COMPILER_MSVC || compiler_type == COMPILER_UNKNOWN)
{
/* For Visual Studio builds: Avoid surpassing the 65535-character limit for a string, GitLab issue #1580 */
g_fprintf (file,
"static const SECTION union { const guint8 data[%"G_GSIZE_FORMAT"]; const double alignment; void * const ptr;} %s_resource_data = { {\n",
data_size + 1 /* nul terminator */, c_name);
for (i = 0; i < data_size; i++)
{
if (i % 16 == 0)
g_fprintf (file, " ");
g_fprintf (file, "0%3.3o", (int)data[i]);
if (i != data_size - 1)
g_fprintf (file, ", ");
if (i % 16 == 15 || i == data_size - 1)
g_fprintf (file, "\n");
}
g_fprintf (file, "} };\n");
}
else
{
g_fprintf (file,
"static const SECTION union { const guint8 data[%"G_GSIZE_FORMAT"]; const double alignment; void * const ptr;} %s_resource_data = {\n \"",
data_size + 1 /* nul terminator */, c_name);
for (i = 0; i < data_size; i++)
{
g_fprintf (file, "\\%3.3o", (int)data[i]);
if (i % 16 == 15)
g_fprintf (file, "\"\n \"");
}
g_fprintf (file, "\" };\n");
}
}
g_fprintf (file,
"\n"
"static GStaticResource static_resource = { %s_resource_data.data, sizeof (%s_resource_data.data)%s, NULL, NULL, NULL };\n"
"\n"
"%s\n"
"GResource *%s_get_resource (void);\n"
"GResource *%s_get_resource (void)\n"
"{\n"
" return g_static_resource_get_resource (&static_resource);\n"
"}\n",
c_name, c_name, (external_data ? "" : " - 1 /* nul terminator */"),
export, c_name, c_name);
if (manual_register)
{
g_fprintf (file,
"\n"
"%s\n"
"void %s_unregister_resource (void);\n"
"void %s_unregister_resource (void)\n"
"{\n"
" g_static_resource_fini (&static_resource);\n"
"}\n"
"\n"
"%s\n"
"void %s_register_resource (void);\n"
"void %s_register_resource (void)\n"
"{\n"
" g_static_resource_init (&static_resource);\n"
"}\n",
export, c_name, c_name,
export, c_name, c_name);
}
else
{
g_fprintf (file, "%s", gconstructor_code);
g_fprintf (file,
"\n"
"#ifdef G_HAS_CONSTRUCTORS\n"
"\n"
"#ifdef G_DEFINE_CONSTRUCTOR_NEEDS_PRAGMA\n"
"#pragma G_DEFINE_CONSTRUCTOR_PRAGMA_ARGS(%sresource_constructor)\n"
"#endif\n"
"G_DEFINE_CONSTRUCTOR(%sresource_constructor)\n"
"#ifdef G_DEFINE_DESTRUCTOR_NEEDS_PRAGMA\n"
"#pragma G_DEFINE_DESTRUCTOR_PRAGMA_ARGS(%sresource_destructor)\n"
"#endif\n"
"G_DEFINE_DESTRUCTOR(%sresource_destructor)\n"
"\n"
"#else\n"
"#warning \"Constructor not supported on this compiler, linking in resources will not work\"\n"
"#endif\n"
"\n"
"static void %sresource_constructor (void)\n"
"{\n"
" g_static_resource_init (&static_resource);\n"
"}\n"
"\n"
"static void %sresource_destructor (void)\n"
"{\n"
" g_static_resource_fini (&static_resource);\n"
"}\n",
c_name, c_name, c_name,
c_name, c_name, c_name);
}
fclose (file);
g_free (data);
}
g_free (binary_target);
g_free (target);
g_hash_table_destroy (table);
g_free (xmllint);
g_free (jsonformat);
g_free (c_name);
g_hash_table_unref (files);
#ifdef G_OS_WIN32
g_strfreev (command_line);
#endif
return 0;
}
Reference in New Issue View Git Blame Copy Permalink