+++ /dev/null
-/* $Id$ */
-
-/* Copyright (c) 2004 Arnaud Legrand. All rights reserved. */
-
-/* This program is free software; you can redistribute it and/or modify it
- * under the terms of the license (GNU LGPL) which comes with this package. */
-
-%option noyywrap
-%{
-#include "xbt/sysdep.h"
-#include"surf/surf_parse.h"
-#include "xbt/log.h"
-XBT_LOG_NEW_DEFAULT_SUBCATEGORY(parse, surf ,"Logging specific to the SURF module");
-
- YY_BUFFER_STATE surf_input_buffer;
- FILE *surf_file_to_parse;
-
- int surf_line_pos = 1;
- int surf_char_pos = -1;
- int surf_tok_num = 0;
- char string_buf[MAX_STR_CONST];
- char *string_buf_ptr = NULL;
-%}
-
-%x comment foo str
-space [ \t]
-letter [A-Za-z._-]
-digit [0-9]
-
-%%
- int comment_caller=0;
-
-
-"//"[^\n]*
-"/*" {
- comment_caller = INITIAL;
- BEGIN(comment);
- }
-
-<foo>"/*" {
- comment_caller = foo;
- BEGIN(comment);
- }
-
-<comment>[^*\n]* /* eat anything that's not a '*' */
-<comment>"*"+[^*/\n]* /* eat up '*'s not followed by '/'s */
-<comment>\n {++surf_line_pos;surf_char_pos=0;}
-<comment>"*"+"/" BEGIN(comment_caller);
-
-\" string_buf_ptr = string_buf; surf_char_pos++; BEGIN(str);
-
-<str>\" { /* saw closing quote - all done */
- BEGIN(INITIAL);
- *string_buf_ptr = '\0';
- surf_parse_text=string_buf;
- surf_char_pos++;
- return TOKEN_WORD;
- /* return string constant token type and
- * value to parser
- */
- }
-
-<str>\n {
- /* error - unterminated string constant */
- /* generate error message */
- }
-
-<str>\\[0-7]{1,3} {
- /* octal escape sequence */
- int result;
-
- (void) sscanf( surf_parse_text + 1, "%o", &result );
-
- if ( result > 0xff )
- /* error, constant is out-of-bounds */
-
- *string_buf_ptr++ = result;
- surf_char_pos++;
- }
-
-<str>\\[0-9]+ {
- /* generate error - bad escape sequence; something
- * like '\48' or '\0777777'
- */
- }
-
-<str>\\n {*string_buf_ptr++ = '\n'; surf_char_pos++;}
-<str>\\t {*string_buf_ptr++ = '\t'; surf_char_pos++;}
-<str>\\r {*string_buf_ptr++ = '\r'; surf_char_pos++;}
-<str>\\b {*string_buf_ptr++ = '\b'; surf_char_pos++;}
-<str>\\f {*string_buf_ptr++ = '\f'; surf_char_pos++;}
-
-<str>\\(.|\n) {*string_buf_ptr++ = surf_parse_text[1];
- if(surf_parse_text[1]=='\n') {
- ++surf_line_pos;surf_char_pos=0;
- } else { surf_char_pos++;}
- }
-
-<str>[^\\\n\"]+ {
- char *yptr = surf_parse_text;
-
- while ( *yptr )
- *string_buf_ptr++ = *yptr++;
- surf_char_pos++;
- }
-
-({letter}|{digit})* { return(TOKEN_WORD);} /* surf_char_pos+= strlen(surf_parse_text); */
-"(" { surf_char_pos++; return(TOKEN_LP);}
-")" { surf_char_pos++;return(TOKEN_RP);}
-"</" { surf_char_pos+=2; return(TOKEN_END_SECTION);}
-"<" { surf_char_pos++; return(TOKEN_BEGIN_SECTION);}
-">" { surf_char_pos++;return(TOKEN_CLOSURE);}
-"\n" { surf_line_pos++; surf_char_pos=-1; return(TOKEN_NEWLINE);}
-. { surf_char_pos++;}
-%%
-/* {space}+ { return(TOKEN_SPACE);} */
-
-static void __print_val(void) {
- switch(surf_tok_num) {
- case TOKEN_LP : {printf("TOKEN_LP ");break;}
- case TOKEN_RP : {printf("TOKEN_RP ");break;}
- case TOKEN_BEGIN_SECTION : {printf("TOKEN_BEGIN_SECTION ");break;}
- case TOKEN_END_SECTION : {printf("TOKEN_END_SECTION ");break;}
- case TOKEN_CLOSURE : {printf("TOKEN_CLOSURE ");break;}
- case TOKEN_WORD : {printf("TOKEN_WORD ");break;}
- case TOKEN_NEWLINE : {printf("TOKEN_NEWLINE\n");return;}
- case TOKEN_EMPTY : {printf("TOKEN_EMPTY\n");return;}
- default : {printf("Unknown token %d\n", surf_tok_num);return;}
- }
-
- printf("-->%s<-- [line %d, pos %d]\n",surf_parse_text,surf_line_pos,surf_char_pos);
-
- return;
-}
-
-e_surf_token_t surf_parse(void) {
- surf_tok_num = surf_parse_lex();
-/* __print_val(); */
- surf_char_pos += strlen(surf_parse_text);
- return(surf_tok_num);
-}
-
-void find_section(const char* file, const char* section_name)
-{
- e_surf_token_t token;
- int found = 0;
-
- surf_parse_open(file);
-
- while((token=surf_parse())) {
- if(token!=TOKEN_BEGIN_SECTION) continue;
-
- token=surf_parse();
- xbt_assert1((token==TOKEN_WORD),"Parse error line %d",surf_line_pos);
- if(strcmp(surf_parse_text,section_name)==0) found=1;
-
- token=surf_parse();
- xbt_assert1((token==TOKEN_CLOSURE),"Parse error line %d",surf_line_pos);
-
- if(found) return;
- }
-
- CRITICAL2("Could not find %s section in %s\n",section_name,file);
- xbt_abort();
-}
-
-void close_section(const char* section_name)
-{
- e_surf_token_t token;
-
- token=surf_parse();
- xbt_assert1((token==TOKEN_WORD),"Parse error line %d",surf_line_pos);
- xbt_assert1((strcmp(surf_parse_text,section_name)==0),
- "Closing section does not match the opening one (%s).",
- section_name);
-
- token=surf_parse();
- xbt_assert1((token==TOKEN_CLOSURE),"Parse error line %d",surf_line_pos);
-
- surf_parse_close();
-}
-
-void surf_parse_open(const char *file) {
- surf_file_to_parse = fopen(file,"r");
- xbt_assert1((surf_file_to_parse), "Unable to open \"%s\"\n",file);
- surf_input_buffer = surf_parse__create_buffer( surf_file_to_parse, 10 );
- surf_parse__switch_to_buffer(surf_input_buffer);
-
- surf_line_pos = 1;
- surf_char_pos = 0;
- surf_tok_num = 0;
-}
-
-void surf_parse_close(void) {
- surf_parse__delete_buffer(surf_input_buffer);
- fclose(surf_file_to_parse);
-
- surf_line_pos = 1;
- surf_char_pos = 0;
- surf_tok_num = 0;
-}
-
-void surf_parse_double(double *value)
-{
- e_surf_token_t token;
- int ret = 0;
-
- token = surf_parse(); /* power_scale */
- xbt_assert1((token == TOKEN_WORD), "Parse error line %d", surf_line_pos);
- ret = sscanf(surf_parse_text, "%lg", value);
- xbt_assert2((ret==1), "Parse error line %d : %s not a number", surf_line_pos,
- surf_parse_text);
-}
-
-void surf_parse_trace(tmgr_trace_t *trace)
-{
- e_surf_token_t token;
-
- token = surf_parse(); /* power_trace */
- xbt_assert1((token == TOKEN_WORD), "Parse error line %d", surf_line_pos);
- if (strcmp(surf_parse_text, "") == 0)
- *trace = NULL;
- else
- *trace = tmgr_trace_new(surf_parse_text);
-}
-
-void surf_parse_deployment_line(char **host, int *argc, char ***argv)
-{
- e_surf_token_t token;
-
-
- /* Parse Host name */
- *host = xbt_strdup(surf_parse_text);
-
- *argc = 0;
- *argv = NULL;
-
- /* Parse command line */
- while((token = surf_parse())) {
- if(token == TOKEN_NEWLINE) return;
- xbt_assert1((token == TOKEN_WORD), "Parse error line %d", surf_line_pos);
-
- (*argc)++;
- *argv=xbt_realloc (*argv, (*argc) * sizeof(char*));
- (*argv)[(*argc)-1]=xbt_strdup(surf_parse_text);
- }
-}
-
-
-/* Local variables: */
-/* mode: c */
-/* End: */
