lxdream 0.9.1| filename | src/tools/actparse.c |
| changeset | 948:545c85cc56f1 |
| prev | 736:a02d1475ccfd |
| next | 961:3541b280e0f1 |
| author | nkeynes |
| date | Wed Jan 07 04:39:04 2009 +0000 (13 years ago) |
| branch | lxdream-mem |
| permissions | -rw-r--r-- |
| last change | Introduce sh4_finalize_instruction to clean-up on instruction exits Remove the sh4_flush_icache special cases, now works through the general case. |
| file | annotate | diff | log | raw |
1.1 --- a/src/tools/actparse.c Mon Jul 14 07:44:42 2008 +00001.2 +++ b/src/tools/actparse.c Wed Jan 07 04:39:04 2009 +00001.3 @@ -32,7 +32,7 @@1.4 return action;1.5 }1.7 -int add_action( struct actionset *actions, struct ruleset *rules, char *operation, char *action )1.8 +int add_action( char **actions, struct ruleset *rules, char *operation, char *action )1.9 {1.10 char *act = g_strchomp(action);1.12 @@ -65,11 +65,11 @@1.14 for( i=0; i<rules->rule_count; i++ ) {1.15 if( strcasecmp(rules->rules[i]->format, operation) == 0 ) {1.16 - if( actions->actions[i] != NULL ) {1.17 + if( actions[i] != NULL ) {1.18 fprintf( stderr, "Duplicate actions for operation '%s'\n", operation );1.19 return -1;1.20 }1.21 - actions->actions[i] = act;1.22 + actions[i] = act;1.23 return 0;1.24 }1.25 }1.26 @@ -77,65 +77,105 @@1.27 return -1;1.28 }1.30 +struct actionfile {1.31 + FILE *f;1.32 + char *text;1.33 + int length;1.34 + int yyposn;1.35 + int yyline;1.36 + struct ruleset *rules;1.37 + struct actiontoken token;1.38 +};1.40 -struct actionset *parse_action_file( struct ruleset *rules, FILE *f )1.41 +actionfile_t action_file_open( const char *filename, struct ruleset *rules )1.42 {1.43 - struct actionset *actions = malloc( sizeof(struct actionset ) );1.44 struct stat st;1.45 - char *text;1.46 - int i, length;1.47 + FILE *f = fopen( filename, "ro" );1.48 + if( f == NULL )1.49 + return NULL;1.50 + fstat( fileno(f), &st );1.51 +1.52 + actionfile_t af = malloc( sizeof(struct actionfile) );1.53 + af->f = f;1.54 + af->length = st.st_size+1;1.55 + af->text = malloc( st.st_size+1 );1.56 + fread( af->text, st.st_size, 1, f );1.57 + af->text[st.st_size] = '\0';1.58 + af->yyline = 0;1.59 + af->yyposn = 0;1.60 + af->rules = rules;1.61 + af->token.symbol = NONE;1.62 +1.63 + return af;1.64 +}1.66 - memset( actions, 0, sizeof( struct actionset ) );1.67 - /* Read whole file in (for convenience) */1.68 - fstat( fileno(f), &st );1.69 - length = st.st_size;1.70 - text = malloc( length+1 );1.71 - fread( text, length, 1, f );1.72 - text[length] = '\0';1.73 - yyline = 0;1.74 - actions->pretext = text;1.75 - for( i=0; i<length; i++ ) {1.76 - if( text[i] == '\n' ) {1.77 - yyline++;1.78 - if( i+3 < length && text[i+1] == '%' && text[i+2] == '%' ) {1.79 - text[i+1] = '\0';1.80 - i+=3;1.81 - break;1.82 +actiontoken_t action_file_next( actionfile_t af )1.83 +{1.84 + if( af->token.symbol == ACTIONS ) {1.85 + /* Destroy previous actions */1.86 + memset( af->token.actions, 0, sizeof(af->token.actions) );1.87 + }1.88 +1.89 + if( af->yyposn == af->length ) {1.90 + af->token.symbol = END;1.91 + } else if( af->token.symbol == TEXT || /* ACTIONS must follow TEXT */1.92 + (af->token.symbol == NONE && af->text[af->yyposn] == '\%' && af->text[af->yyposn+1] == '%') ) {1.93 + /* Begin action block */1.94 + af->token.symbol = ACTIONS;1.95 +1.96 + char *operation = &af->text[af->yyposn];1.97 + while( af->yyposn < af->length ) {1.98 + if( af->text[af->yyposn] == '\n' ) {1.99 + yyline++;1.100 + if( af->text[af->yyposn+1] == '%' && af->text[af->yyposn+2] == '%' ) {1.101 + af->yyposn += 3;1.102 + break;1.103 + }1.104 }1.105 +1.106 + if( af->text[af->yyposn] == '{' && af->text[af->yyposn+1] == ':' ) {1.107 + af->text[af->yyposn] = '\0';1.108 + af->yyposn+=2;1.109 + char *action = &af->text[af->yyposn];1.110 + while( af->yyposn < af->length ) {1.111 + if( af->text[af->yyposn] == ':' && af->text[af->yyposn+1] == '}' ) {1.112 + af->text[af->yyposn] = '\0';1.113 + af->yyposn++;1.114 + if( add_action( af->token.actions, af->rules, operation, action ) != 0 ) {1.115 + af->token.symbol = ERROR;1.116 + return &af->token;1.117 + }1.118 + operation = &af->text[af->yyposn+1];1.119 + break;1.120 + }1.121 + af->yyposn++;1.122 + }1.123 + }1.124 + af->yyposn++;1.125 }1.126 - }1.127 -1.128 - char *operation = &text[i];1.129 - for( ; i<length; i++ ) {1.130 - if( text[i] == '\n' ) {1.131 - yyline++;1.132 - if( i+3 < length && text[i+1] == '%' && text[i+2] == '%' ) {1.133 - i+=3;1.134 - break;1.135 - }1.136 - }1.137 -1.138 - if( text[i] == '{' && text[i+1] == ':' ) {1.139 - text[i] = '\0';1.140 - i+=2;1.141 - char *action = &text[i];1.142 - for( ;i<length; i++ ) {1.143 - if( text[i] == ':' && text[i+1] == '}' ) {1.144 - text[i] = '\0';1.145 - i++;1.146 - if( add_action( actions, rules, operation, action ) != 0 ) {1.147 - free(actions);1.148 - free(text);1.149 - return NULL;1.150 - }1.151 - operation = &text[i+1];1.152 + } else {1.153 + /* Text block */1.154 + af->token.symbol = TEXT;1.155 + af->token.text = &af->text[af->yyposn];1.156 + while( af->yyposn < af->length ) {1.157 + af->yyposn++;1.158 + if( af->text[af->yyposn-1] == '\n' ) {1.159 + af->yyline++;1.160 + if( af->text[af->yyposn] == '%' && af->text[af->yyposn+1] == '%' ) {1.161 + af->text[af->yyposn] = '\0';1.162 + af->yyposn += 2;1.163 break;1.164 }1.165 }1.166 }1.167 }1.168 + return &af->token;1.169 +}1.171 - actions->posttext = &text[i];1.172 +void action_file_close( actionfile_t af )1.173 +{1.174 + free( af->text );1.175 + fclose( af->f );1.176 + free( af );1.177 +}1.179 - return actions;1.180 -}
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