X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;f=ltt%2Fbranches%2Fpoly%2Fltt%2Fparser.c;h=1ab1b73bf7bf256ac23f468d95482c31584cfc33;hb=01e5c8ac303294105046b1383fe923ae28bd4890;hp=492f766724f9aaa38c5eb3be12194af3d6bbcb95;hpb=1b44b0b5729fbc82eab287323dc14d12c028dd44;p=lttv.git

diff --git a/ltt/branches/poly/ltt/parser.c b/ltt/branches/poly/ltt/parser.c
index 492f7667..1ab1b73b 100644
--- a/ltt/branches/poly/ltt/parser.c
+++ b/ltt/branches/poly/ltt/parser.c
@@ -1,25 +1,24 @@
 /*
- * parser.c: Generate helper declarations and functions to trace events
- * from an event description file.
- *
- *    Copyright (C) 2005, Mathieu Desnoyers
- *    Copyright (C) 2002, Xianxiu Yang
- *    Copyright (C) 2002, Michel Dagenais 
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License Version 2.1 as published by the Free Software Foundation.
- *
- * 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, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
- */
+
+parser.c: Generate helper declarations and functions to trace events
+  from an event description file.
+
+	    Copyright (C) 2005, Mathieu Desnoyers
+      Copyright (C) 2002, Xianxiu Yang
+      Copyright (C) 2002, Michel Dagenais 
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; version 2 of the License.
+
+   This program 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 General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
+*/
 
 /* This program reads the ".xml" event definitions input files 
    and constructs structure for each event.
@@ -97,12 +96,31 @@ int getSizeindex(unsigned int value)
 
 unsigned long long int getSize(parse_file_t *in)
 {
-  char *token;
+  char *token, *token2;
+	unsigned long long int ret;
 
   token = getToken(in);
-  if(in->type == NUMBER) {
-		return strtoull(token, NULL, 0);
+
+
+  if(in->type == QUOTEDSTRING) {
+    in->type = NUMBER;
+    token2 = token;
+    do {
+       if (!isdigit(*token2)) {
+          in->type = QUOTEDSTRING;
+          break;
+				}
+    } while (*(++token2) != '\0');
   }
+
+  if(in->type == NUMBER) {
+		ret = strtoull(token, NULL, 0);
+  } else {
+		goto error;
+	}
+		
+	return ret;
+error:
   in->error(in,"incorrect size specification");
   return -1;
 }
@@ -180,10 +198,12 @@ void getTypeAttributes(parse_file_t *in, type_descriptor_t *t,
 			   sequence_t * unnamed_types, table_t * named_types) 
 {
   char * token;
+	char car;
 
   t->fmt = NULL;
   t->size = 0;
   t->custom_write = 0;
+	t->network = 0;
   
   while(1) {
     token = getToken(in); 
@@ -206,8 +226,26 @@ void getTypeAttributes(parse_file_t *in, type_descriptor_t *t,
       t->size = getSize(in);
     } else if(!strcmp("custom_write", token)) {
       t->custom_write = 1;
-    }
-  }
+		} else if(!strcmp("byte_order",token)) {
+     	getEqual(in);
+     	car = seekNextChar(in);
+     	if(car == EOF) in->error(in,"byte order was expected (network?)");
+     	else if(car == '\"') token = getQuotedString(in);
+     	else token = getName(in);
+		 	if(!strcmp("network", token)) {
+		   	t->network = 1;
+			}
+		} else if(!strcmp("write",token)) {
+     	getEqual(in);
+     	car = seekNextChar(in);
+     	if(car == EOF) in->error(in,"write type was expected (custom?)");
+     	else if(car == '\"') token = getQuotedString(in);
+     	else token = getName(in);
+		 	if(!strcmp("custom", token)) {
+		   	t->custom_write = 1;
+			}
+	  }
+	}
 }
 
 /**************************************************************************
@@ -230,6 +268,8 @@ void getEventAttributes(parse_file_t *in, event_t *ev)
   ev->name = NULL;
   ev->per_trace = 0;
   ev->per_tracefile = 0;
+  ev->param_buffer = 0;
+	ev->no_instrument_function = 0;
 
   while(1) {
     token = getToken(in); 
@@ -244,12 +284,30 @@ void getEventAttributes(parse_file_t *in, event_t *ev)
       if(car == EOF) in->error(in,"name was expected");
       else if(car == '\"') ev->name = allocAndCopy(getQuotedString(in));
       else ev->name = allocAndCopy(getName(in));
-    } else if(!strcmp("per_trace", token)) {
-      ev->per_trace = 1;
-    } else if(!strcmp("per_tracefile", token)) {
-      ev->per_tracefile = 1;
+    } else if(!strcmp("scope", token)) {
+			getEqual(in);
+			car = seekNextChar(in);
+			if(car == EOF) in->error(in,"scope was expected");
+      else if(car == '\"') token = getQuotedString(in);
+      else token = getName(in);
+			if(!strcmp(token, "trace")) ev->per_trace = 1;
+			else if(!strcmp(token, "tracefile")) ev->per_tracefile = 1;
+	  } else if(!strcmp("param", token)) {
+			getEqual(in);
+			car = seekNextChar(in);
+			if(car == EOF) in->error(in,"parameter type was expected");
+      else if(car == '\"') token = getQuotedString(in);
+      else token = getName(in);
+			if(!strcmp(token, "buffer")) ev->param_buffer = 1;
+		} else if(!strcmp("attribute", token)) {
+			getEqual(in);
+			car = seekNextChar(in);
+			if(car == EOF) in->error(in,"attribute was expected");
+      else if(car == '\"') token = getQuotedString(in);
+      else token = getName(in);
+			if(!strcmp(token, "no_instrument_function"))
+				ev->no_instrument_function = 1;
     }
-
   }
 }
 
@@ -272,6 +330,7 @@ void getFacilityAttributes(parse_file_t *in, facility_t *fac)
   
   fac->name = NULL;
   fac->arch = NULL;
+	fac->user = 0;
 
   while(1) {
     token = getToken(in); 
@@ -286,10 +345,12 @@ void getFacilityAttributes(parse_file_t *in, facility_t *fac)
       if(car == EOF) in->error(in,"name was expected");
       else if(car == '\"') fac->name = allocAndCopy(getQuotedString(in));
       else fac->name = allocAndCopy(getName(in));
+			if(!strncmp(fac->name, "user_", sizeof("user_")-1))
+				fac->user = 1;
     } else if(!strcmp("arch", token)) {
       getEqual(in);
       car = seekNextChar(in);
-      if(car == '\"') fac->name = allocAndCopy(getQuotedString(in));
+      if(car == '\"') fac->arch = allocAndCopy(getQuotedString(in));
 			else fac->arch = allocAndCopy(getName(in));
 		}
   }
@@ -328,7 +389,7 @@ void getFieldAttributes(parse_file_t *in, field_t *f)
       else if(car == '\"') f->name = allocAndCopy(getQuotedString(in));
       else f->name = allocAndCopy(getName(in));
     }
-  }
+	}
 }
 
 char *getNameAttribute(parse_file_t *in)
@@ -339,42 +400,60 @@ char *getNameAttribute(parse_file_t *in)
   
   while(1) {
     token = getToken(in); 
-    if(strcmp("/",token) == 0 || strcmp(">",token) == 0){
-      ungetToken(in);
-      break;
-    }
-
     if(!strcmp("name",token)) {
       getEqual(in);
       car = seekNextChar(in);
       if(car == EOF) in->error(in,"name was expected");
       else if(car == '\"') name = allocAndCopy(getQuotedString(in));
       else name = allocAndCopy(getName(in));
+    } else {
+      ungetToken(in);
+      break;
     }
+
   }
   if(name == NULL) in->error(in, "Name was expected");
   return name;
-  
 }
 
 
 
-//for <label name=label_name value=n format="..."/>, value is an option
-char * getValueStrAttribute(parse_file_t *in)
+//for <label name=label_name value=n format="...">, value is an option
+//Return value : 0 : no value,   1 : has a value
+int getValueAttribute(parse_file_t *in, long long *value)
 {
-  char * token;
+  char * token, *token2;
 
-  token = getToken(in); 
-  if(strcmp("/",token) == 0){
+  token = getToken(in);
+	
+  if(strcmp("/",token) == 0 || strcmp(">", token) == 0){
     ungetToken(in);
-    return NULL;
+    return 0;
   }
-  
   if(strcmp("value",token))in->error(in,"value was expected");
+	
   getEqual(in);
   token = getToken(in);
-  if(in->type != NUMBER) in->error(in,"number was expected");
-  return token;  
+
+  if(in->type == QUOTEDSTRING) {
+    in->type = NUMBER;
+    token2 = token;
+    do {
+       if (!isdigit(*token2)) {
+          in->type = QUOTEDSTRING;
+          break;
+			 }
+    } while (*(++token2) != '\0');
+  }
+
+  if(in->type == NUMBER)
+		*value = strtoll(token, NULL, 0);
+	else
+		goto error;
+  return 1;
+error:
+  in->error(in,"incorrect size specification");
+  return 0;
 }
 
 char * getDescription(parse_file_t *in)
@@ -558,6 +637,8 @@ void parseFields(parse_file_t *in, field_t *f,
 		getRAnglebracket(in);
 
 		f->description = getDescription(in);
+	} else {
+		f->description = NULL;
 	}
 
   //<int size=...>
@@ -730,7 +811,7 @@ type_descriptor_t *parseType(parse_file_t *in, type_descriptor_t *inType,
   }
   else if(strcmp(token,"enum") == 0) {
     char * str;
-    int value = -1;
+    long long value = -1;
 
     t->type = ENUM;
     sequence_init(&(t->labels));
@@ -750,13 +831,15 @@ type_descriptor_t *parseType(parse_file_t *in, type_descriptor_t *inType,
     token = getToken(in); //"label" or "/"
     while(strcmp("label",token) == 0){
       int *label_value = malloc(sizeof(int));
+			int has_value = 0;
+			long long loc_value;
       
       str   = allocAndCopy(getNameAttribute(in));
-      token = getValueStrAttribute(in);
+      has_value = getValueAttribute(in, &loc_value);
       
      	sequence_push(&(t->labels),str);
 
-      if(token) value = strtol(token, NULL, 0);
+      if(has_value) value = loc_value;
       else value++;
 
       *label_value = value;
@@ -1131,8 +1214,8 @@ char *getToken(parse_file_t * in)
       escaped = 0;
       while((car = getc(fp)) != EOF && pos < BUFFER_SIZE) {
         if(car == '\\' && escaped == 0) {
-	  in->buffer[pos] = car;
-	  pos++;
+	  			in->buffer[pos] = car;
+				  pos++;
           escaped = 1;
           continue;
         }
@@ -1161,10 +1244,10 @@ char *getToken(parse_file_t * in)
           in->buffer[pos] = car;
           pos++;
         }
-	if(car == EOF) ungetc(car,fp);
+				if(car == EOF) ungetc(car,fp);
         if(pos == BUFFER_SIZE) in->error(in, "number token too large");
         in->type = NUMBER;
-      }    
+      }
       else if(isalnum(car) || car == '_' || car == '-') {
         in->buffer[0] = car;
         pos = 1;
@@ -1176,10 +1259,13 @@ char *getToken(parse_file_t * in)
           in->buffer[pos] = car;
           pos++;
         }
-	if(car == EOF) ungetc(car,fp);
+			if(car == EOF) ungetc(car,fp);
         if(pos == BUFFER_SIZE) in->error(in, "name token too large");
         in->type = NAME;
-      }
+      } else if(car == '?') {
+				in->buffer[0] = car;
+				pos++;
+			}
       else in->error(in, "invalid character, unrecognized token");
   }
   in->buffer[pos] = 0;
@@ -1498,7 +1584,8 @@ void sequence_push(sequence_t *t, void *elem)
 
 void *sequence_pop(sequence_t *t) 
 {
-  return t->array[t->position--];
+	if(t->position == 0) printf("Error : trying to pop an empty sequence");
+  return t->array[--t->position];
 }