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authorMike Lockwood <lockwood@google.com>2013-08-28 09:44:17 -0700
committerMike Lockwood <lockwood@google.com>2013-08-28 09:44:17 -0700
commitbe354814711cbbb3bcf7467fc69d53fcf9363093 (patch)
tree4b825dc642cb6eb9a060e54bf8d69288fbee4904 /aidl_language_l.l
parent1a0040abe7655a626f86ef3d32e1146c12356cae (diff)
downloadandroid_system_tools_aidl-be354814711cbbb3bcf7467fc69d53fcf9363093.tar.gz
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Move frameworks/base/tools/ to frameworks/tools/
Change-Id: I3ffafdab27cc4aca256c3a5806b630795b75d5c8
Diffstat (limited to 'aidl_language_l.l')
-rw-r--r--aidl_language_l.l214
1 files changed, 0 insertions, 214 deletions
diff --git a/aidl_language_l.l b/aidl_language_l.l
deleted file mode 100644
index 3d33e7a..0000000
--- a/aidl_language_l.l
+++ /dev/null
@@ -1,214 +0,0 @@
-%{
-#include "aidl_language.h"
-#include "aidl_language_y.h"
-#include "search_path.h"
-#include <string.h>
-#include <stdlib.h>
-
-extern YYSTYPE yylval;
-
-// comment and whitespace handling
-// these functions save a copy of the buffer
-static void begin_extra_text(unsigned lineno, which_extra_text which);
-static void append_extra_text(char* text);
-static extra_text_type* get_extra_text(void); // you now own the object
- // this returns
-static void drop_extra_text(void);
-
-// package handling
-static void do_package_statement(const char* importText);
-
-#define SET_BUFFER(t) \
- do { \
- yylval.buffer.lineno = yylineno; \
- yylval.buffer.token = (t); \
- yylval.buffer.data = strdup(yytext); \
- yylval.buffer.extra = get_extra_text(); \
- } while(0)
-
-%}
-
-%option yylineno
-%option noyywrap
-
-%x COPYING LONG_COMMENT
-
-identifier [_a-zA-Z][_a-zA-Z0-9\.]*
-whitespace ([ \t\n\r]+)
-brackets \[{whitespace}?\]
-idvalue (0|[1-9][0-9]*)
-
-%%
-
-
-\%\%\{ { begin_extra_text(yylineno, COPY_TEXT); BEGIN(COPYING); }
-<COPYING>\}\%\% { BEGIN(INITIAL); }
-<COPYING>.*\n { append_extra_text(yytext); }
-<COPYING>.* { append_extra_text(yytext); }
-<COPYING>\n+ { append_extra_text(yytext); }
-
-
-\/\* { begin_extra_text(yylineno, (which_extra_text)LONG_COMMENT);
- BEGIN(LONG_COMMENT); }
-<LONG_COMMENT>[^*]* { append_extra_text(yytext); }
-<LONG_COMMENT>\*+[^/] { append_extra_text(yytext); }
-<LONG_COMMENT>\n { append_extra_text(yytext); }
-<LONG_COMMENT>\**\/ { BEGIN(INITIAL); }
-
-^{whitespace}?import{whitespace}[^ \t\r\n]+{whitespace}?; {
- SET_BUFFER(IMPORT);
- return IMPORT;
- }
-^{whitespace}?package{whitespace}[^ \t\r\n]+{whitespace}?; {
- do_package_statement(yytext);
- SET_BUFFER(PACKAGE);
- return PACKAGE;
- }
-<<EOF>> { yyterminate(); }
-
-\/\/.*\n { begin_extra_text(yylineno, SHORT_COMMENT);
- append_extra_text(yytext); }
-
-{whitespace} { /* begin_extra_text(yylineno, WHITESPACE);
- append_extra_text(yytext); */ }
-
-; { SET_BUFFER(';'); return ';'; }
-\{ { SET_BUFFER('{'); return '{'; }
-\} { SET_BUFFER('}'); return '}'; }
-\( { SET_BUFFER('('); return '('; }
-\) { SET_BUFFER(')'); return ')'; }
-, { SET_BUFFER(','); return ','; }
-= { SET_BUFFER('='); return '='; }
-
- /* keywords */
-parcelable { SET_BUFFER(PARCELABLE); return PARCELABLE; }
-interface { SET_BUFFER(INTERFACE); return INTERFACE; }
-flattenable { SET_BUFFER(FLATTENABLE); return FLATTENABLE; }
-rpc { SET_BUFFER(INTERFACE); return RPC; }
-in { SET_BUFFER(IN); return IN; }
-out { SET_BUFFER(OUT); return OUT; }
-inout { SET_BUFFER(INOUT); return INOUT; }
-oneway { SET_BUFFER(ONEWAY); return ONEWAY; }
-
-{brackets}+ { SET_BUFFER(ARRAY); return ARRAY; }
-{idvalue} { SET_BUFFER(IDVALUE); return IDVALUE; }
-{identifier} { SET_BUFFER(IDENTIFIER); return IDENTIFIER; }
-{identifier}\<{whitespace}*{identifier}({whitespace}*,{whitespace}*{identifier})*{whitespace}*\> {
- SET_BUFFER(GENERIC); return GENERIC; }
-
- /* syntax error! */
-. { printf("UNKNOWN(%s)", yytext);
- yylval.buffer.lineno = yylineno;
- yylval.buffer.token = IDENTIFIER;
- yylval.buffer.data = strdup(yytext);
- return IDENTIFIER;
- }
-
-%%
-
-// comment and whitespace handling
-// ================================================
-extra_text_type* g_extraText = NULL;
-extra_text_type* g_nextExtraText = NULL;
-
-void begin_extra_text(unsigned lineno, which_extra_text which)
-{
- extra_text_type* text = (extra_text_type*)malloc(sizeof(extra_text_type));
- text->lineno = lineno;
- text->which = which;
- text->data = NULL;
- text->len = 0;
- text->next = NULL;
- if (g_nextExtraText == NULL) {
- g_extraText = text;
- } else {
- g_nextExtraText->next = text;
- }
- g_nextExtraText = text;
-}
-
-void append_extra_text(char* text)
-{
- if (g_nextExtraText->data == NULL) {
- g_nextExtraText->data = strdup(text);
- g_nextExtraText->len = strlen(text);
- } else {
- char* orig = g_nextExtraText->data;
- unsigned oldLen = g_nextExtraText->len;
- unsigned len = strlen(text);
- g_nextExtraText->len += len;
- g_nextExtraText->data = (char*)malloc(g_nextExtraText->len+1);
- memcpy(g_nextExtraText->data, orig, oldLen);
- memcpy(g_nextExtraText->data+oldLen, text, len);
- g_nextExtraText->data[g_nextExtraText->len] = '\0';
- free(orig);
- }
-}
-
-extra_text_type*
-get_extra_text(void)
-{
- extra_text_type* result = g_extraText;
- g_extraText = NULL;
- g_nextExtraText = NULL;
- return result;
-}
-
-void drop_extra_text(void)
-{
- extra_text_type* p = g_extraText;
- while (p) {
- extra_text_type* next = p->next;
- free(p->data);
- free(p);
- free(next);
- }
- g_extraText = NULL;
- g_nextExtraText = NULL;
-}
-
-
-// package handling
-// ================================================
-void do_package_statement(const char* importText)
-{
- if (g_currentPackage) free((void*)g_currentPackage);
- g_currentPackage = parse_import_statement(importText);
-}
-
-
-// main parse function
-// ================================================
-char const* g_currentFilename = NULL;
-char const* g_currentPackage = NULL;
-
-int yyparse(void);
-
-int parse_aidl(char const *filename)
-{
- yyin = fopen(filename, "r");
- if (yyin) {
- char const* oldFilename = g_currentFilename;
- char const* oldPackage = g_currentPackage;
- g_currentFilename = strdup(filename);
-
- g_error = 0;
- yylineno = 1;
- int rv = yyparse();
- if (g_error != 0) {
- rv = g_error;
- }
-
- free((void*)g_currentFilename);
- g_currentFilename = oldFilename;
-
- if (g_currentPackage) free((void*)g_currentPackage);
- g_currentPackage = oldPackage;
-
- return rv;
- } else {
- fprintf(stderr, "aidl: unable to open file for read: %s\n", filename);
- return 1;
- }
-}
-