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xkbcomp: clean up compile_keymap function 

We make the xkb_file_type enum sequential instead of masks, and then
we don't have to repeat the file types several times in the function.
Makes the code cleaner.

Signed-off-by: Ran Benita <ran234@gmail.com>
master
Ran Benita 2012-08-27 18:58:36 +03:00
parent 82491d5fd1
commit efc2d74141
5 changed files with 92 additions and 131 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

26
src/text.c
View File

@ -226,25 +226,21 @@ ModMaskText(xkb_mod_mask_t mask)
return buf;
}
static const char *xkb_file_type_strings[_FILE_TYPE_NUM_ENTRIES] = {
[FILE_TYPE_KEYMAP] = "xkb_keymap",
[FILE_TYPE_TYPES] = "xkb_types",
[FILE_TYPE_COMPAT] = "xkb_compatibility",
[FILE_TYPE_SYMBOLS] = "xkb_symbols",
[FILE_TYPE_KEYCODES] = "xkb_keycodes",
[FILE_TYPE_RULES] = "rules",
};
const char *
FileTypeText(enum xkb_file_type type)
{
switch (type) {
case FILE_TYPE_KEYMAP:
return "xkb_keymap";
case FILE_TYPE_TYPES:
return "xkb_types";
case FILE_TYPE_COMPAT:
return "xkb_compatability";
case FILE_TYPE_SYMBOLS:
return "xkb_symbols";
case FILE_TYPE_KEYCODES:
return "xkb_keycodes";
case FILE_TYPE_RULES:
return "rules";
default:
if (type > _FILE_TYPE_NUM_ENTRIES)
return "unknown";
}
return xkb_file_type_strings[type];
}
static const char *actionTypeNames[XkbSA_NumActions] = {

30
src/xkb-priv.h
View File

@ -96,18 +96,25 @@ typedef uint32_t xkb_atom_t;
#define XKB_LEVEL_INVALID 0xffffffff
enum xkb_file_type {
/* The top level file which includes the other component files. */
FILE_TYPE_KEYMAP = (1 << 0),
/* Component files, by order of compilation. */
FILE_TYPE_KEYCODES = 0,
FILE_TYPE_TYPES = 1,
FILE_TYPE_COMPAT = 2,
FILE_TYPE_SYMBOLS = 3,
/* Geometry is not compiled any more. */
FILE_TYPE_GEOMETRY = 4,
/* Component files. */
FILE_TYPE_TYPES = (1 << 1),
FILE_TYPE_COMPAT = (1 << 2),
FILE_TYPE_SYMBOLS = (1 << 3),
FILE_TYPE_KEYCODES = (1 << 4),
FILE_TYPE_GEOMETRY = (1 << 5),
/* A top level file which includes the above files. */
FILE_TYPE_KEYMAP,
/* File types which must be found in a keymap file. */
#define FIRST_KEYMAP_FILE_TYPE FILE_TYPE_KEYCODES
#define LAST_KEYMAP_FILE_TYPE FILE_TYPE_SYMBOLS
/* This one doesn't mix with the others, but useful here as well. */
FILE_TYPE_RULES = (1 << 6),
FILE_TYPE_RULES,
_FILE_TYPE_NUM_ENTRIES
};
struct xkb_context {
@ -128,11 +135,6 @@ struct xkb_context {
struct atom_table *atom_table;
};
/* Files needed for a complete keymap. */
#define REQUIRED_FILE_TYPES (FILE_TYPE_TYPES | FILE_TYPE_COMPAT | \
FILE_TYPE_SYMBOLS | FILE_TYPE_KEYCODES)
#define LEGAL_FILE_TYPES REQUIRED_FILE_TYPES
/**
* Legacy names for the components of an XKB keymap, also known as KcCGST.
*/

2
src/xkbcomp/ast-build.c
View File

@ -489,7 +489,7 @@ XkbFileFromComponents(struct xkb_context *ctx,
(ParseCommon *) inc, 0);
AppendStmt(&keycodes->common, &symbols->common);
return XkbFileCreate(ctx, FILE_TYPE_KEYMAP, strdup(""),
return XkbFileCreate(ctx, FILE_TYPE_KEYMAP, NULL,
&keycodes->common, 0);
}

36
src/xkbcomp/include.c
View File

@ -123,37 +123,25 @@ ParseIncludeMap(char **str_inout, char **file_rtrn, char **map_rtrn,
/***====================================================================***/
static const char *xkb_file_type_include_dirs[_FILE_TYPE_NUM_ENTRIES] = {
[FILE_TYPE_KEYCODES] = "keycodes",
[FILE_TYPE_TYPES] = "types",
[FILE_TYPE_COMPAT] = "compat",
[FILE_TYPE_SYMBOLS] = "symbols",
[FILE_TYPE_GEOMETRY] = "geometry",
[FILE_TYPE_KEYMAP] = "keymap",
[FILE_TYPE_RULES] = "rules",
};
/**
* Return the xkb directory based on the type.
*/
static const char *
DirectoryForInclude(enum xkb_file_type type)
{
switch (type) {
case FILE_TYPE_KEYMAP:
return "keymap";
case FILE_TYPE_KEYCODES:
return "keycodes";
case FILE_TYPE_TYPES:
return "types";
case FILE_TYPE_SYMBOLS:
return "symbols";
case FILE_TYPE_COMPAT:
return "compat";
case FILE_TYPE_GEOMETRY:
return "geometry";
case FILE_TYPE_RULES:
return "rules";
default:
if (type >= _FILE_TYPE_NUM_ENTRIES)
return "";
}
return xkb_file_type_include_dirs[type];
}
/***====================================================================***/

121
src/xkbcomp/xkbcomp.c
View File

@ -28,22 +28,25 @@
#include "text.h"
#include "rules.h"
/**
* Compile the given file and store the output in keymap.
* @param file A list of XkbFiles, each denoting one type (e.g.
* FILE_TYPE_KEYCODES, etc.)
*/
typedef bool (*compile_file_fn)(XkbFile *file,
struct xkb_keymap *keymap,
enum merge_mode merge);
static const compile_file_fn compile_file_fns[LAST_KEYMAP_FILE_TYPE + 1] = {
[FILE_TYPE_KEYCODES] = CompileKeycodes,
[FILE_TYPE_TYPES] = CompileKeyTypes,
[FILE_TYPE_COMPAT] = CompileCompatMap,
[FILE_TYPE_SYMBOLS] = CompileSymbols,
};
static struct xkb_keymap *
compile_keymap(struct xkb_context *ctx, XkbFile *file)
compile_keymap_file(struct xkb_context *ctx, XkbFile *file)
{
bool ok;
unsigned have = 0;
const char *main_name;
struct xkb_keymap *keymap;
XkbFile *keycodes = NULL;
XkbFile *types = NULL;
XkbFile *compat = NULL;
XkbFile *symbols = NULL;
XkbFile *files[LAST_KEYMAP_FILE_TYPE + 1] = { NULL };
enum xkb_file_type type;
keymap = xkb_map_new(ctx);
if (!keymap)
@ -51,46 +54,26 @@ compile_keymap(struct xkb_context *ctx, XkbFile *file)
main_name = file->name ? file->name : "(unnamed)";
/*
* Other aggregate file types are converted to FILE_TYPE_KEYMAP
* in the parser.
*/
if (file->file_type != FILE_TYPE_KEYMAP) {
log_err(ctx, "Cannot compile a %s file alone into a keymap\n",
FileTypeText(file->file_type));
goto err;
}
/* Check for duplicate entries in the input file */
/* Collect section files and check for duplicates. */
for (file = (XkbFile *) file->defs; file;
file = (XkbFile *) file->common.next) {
if (have & file->file_type) {
log_err(ctx,
"More than one %s section in a keymap file; "
"All sections after the first ignored\n",
if (file->file_type < FIRST_KEYMAP_FILE_TYPE ||
file->file_type > LAST_KEYMAP_FILE_TYPE) {
log_err(ctx, "Cannot define %s in a keymap file\n",
FileTypeText(file->file_type));
continue;
}
switch (file->file_type) {
case FILE_TYPE_KEYCODES:
keycodes = file;
break;
case FILE_TYPE_TYPES:
types = file;
break;
case FILE_TYPE_SYMBOLS:
symbols = file;
break;
case FILE_TYPE_COMPAT:
compat = file;
break;
default:
log_err(ctx, "Cannot define %s in a keymap file\n",
if (files[file->file_type]) {
log_err(ctx,
"More than one %s section in keymap file; "
"All sections after the first ignored\n",
FileTypeText(file->file_type));
continue;
}
@ -100,45 +83,37 @@ compile_keymap(struct xkb_context *ctx, XkbFile *file)
file->topName = strdup(main_name);
}
have |= file->file_type;
files[file->file_type] = file;
}
if (REQUIRED_FILE_TYPES & (~have)) {
enum xkb_file_type bit;
enum xkb_file_type missing;
missing = REQUIRED_FILE_TYPES & (~have);
for (bit = 1; missing != 0; bit <<= 1) {
if (missing & bit) {
/*
* Check that all required section were provided.
* Report everything before failing.
*/
ok = true;
for (type = FIRST_KEYMAP_FILE_TYPE;
type <= LAST_KEYMAP_FILE_TYPE;
type++) {
if (files[type] == NULL) {
log_err(ctx, "Required section %s missing from keymap\n",
FileTypeText(bit));
missing &= ~bit;
FileTypeText(type));
ok = false;
}
}
if (!ok)
goto err;
/* Compile sections. */
for (type = FIRST_KEYMAP_FILE_TYPE;
type <= LAST_KEYMAP_FILE_TYPE;
type++) {
log_dbg(ctx, "Compiling %s \"%s\"\n",
FileTypeText(type), files[type]->topName);
ok = compile_file_fns[type](files[type], keymap, MERGE_OVERRIDE);
if (!ok) {
log_err(ctx, "Failed to compile %s\n", FileTypeText(type));
goto err;
}
ok = CompileKeycodes(keycodes, keymap, MERGE_OVERRIDE);
if (!ok) {
log_err(ctx, "Failed to compile keycodes\n");
goto err;
}
ok = CompileKeyTypes(types, keymap, MERGE_OVERRIDE);
if (!ok) {
log_err(ctx, "Failed to compile key types\n");
goto err;
}
ok = CompileCompatMap(compat, keymap, MERGE_OVERRIDE);
if (!ok) {
log_err(ctx, "Failed to compile compat map\n");
goto err;
}
ok = CompileSymbols(symbols, keymap, MERGE_OVERRIDE);
if (!ok) {
log_err(ctx, "Failed to compile symbols\n");
goto err;
}
ok = UpdateModifiersFromCompat(keymap);
@ -194,7 +169,7 @@ xkb_map_new_from_names(struct xkb_context *ctx,
return NULL;
}
keymap = compile_keymap(ctx, file);
keymap = compile_keymap_file(ctx, file);
FreeXkbFile(file);
return keymap;
}
@ -225,7 +200,7 @@ xkb_map_new_from_string(struct xkb_context *ctx,
return NULL;
}
keymap = compile_keymap(ctx, file);
keymap = compile_keymap_file(ctx, file);
FreeXkbFile(file);
return keymap;
}
@ -256,7 +231,7 @@ xkb_map_new_from_file(struct xkb_context *ctx,
return NULL;
}
keymap = compile_keymap(ctx, xkb_file);
keymap = compile_keymap_file(ctx, xkb_file);
FreeXkbFile(xkb_file);
return keymap;
}