From: hachti <hachti>
Date: Sun, 14 Jan 2007 13:12:15 +0000 (+0000)
Subject: *** empty log message ***
X-Git-Url: http://gitweb.hachti.de/?p=h316.git;a=commitdiff_plain;h=50c86ded564f01101a88eb741f2a76621b30a02f

*** empty log message ***
---

diff --git a/pc-tools/ldc2/Makefile b/pc-tools/ldc2/Makefile
index 335774a..4df7df2 100644
--- a/pc-tools/ldc2/Makefile
+++ b/pc-tools/ldc2/Makefile
@@ -22,7 +22,7 @@ APP_SOURCES=$(foreach obj, $(APP_OBJECTS:.o=.cpp),$(SRC_DIR)/$(obj))
 ##All objects depend on all headers. simple but works
 #*.o: $(SRC_DIR)/*.hh
 
-%.dep : $(SRC_DIR)/%.cpp
+nothing% %.dep : $(SRC_DIR)/%.cpp
 	@ echo Building dependencies for $<.
 	@$(SHELL) -c  "g++ -M $<" | awk 'BEGIN {N=0}{if(N==0)printf("%s %s\n","$@",$$0);else printf("%s\n", $$0);N+=1;}' >  $@
 	
diff --git a/pc-tools/ldc2/src/configuration_manager.cpp b/pc-tools/ldc2/src/configuration_manager.cpp
index 418beab..4184105 100644
--- a/pc-tools/ldc2/src/configuration_manager.cpp
+++ b/pc-tools/ldc2/src/configuration_manager.cpp
@@ -1,5 +1,7 @@
 #include "configuration_manager.hh"
 #include <stdio.h>
+#include <stdlib.h>
+#include <fcntl.h>
 
 #define MAX_LINE_LENGTH 80
 
@@ -225,6 +227,7 @@ vector<string> configuration_manager::read_args(int argc, char ** args){
   }
   return messages;
 }
+  
 
 /*!
  *\brief Extract a value from a configuration file line or
@@ -245,6 +248,45 @@ bool configuration_manager::analyse_bool(const string & data){
   return true;
 }
 
+/*!
+ *brief Read in and parse a configuration file.
+ *\arg file String containing the filename
+ *\return Empty Vector or Vector full of strings containing
+ *        the error message(s).
+ */
+vector<string> configuration_manager::read_file(string filename){
+  vector<string>result;
+  FILE * fp=fopen(filename.c_str(),"r");
+  if (! fp) {
+    result.insert(result.end(),"Error!");
+    result.insert(result.end(),"Could not open file:"+filename);
+    return result;
+  }
+
+  char buffer[1000];
+  while(fgets(buffer,1000,fp)){
+    if (strlen (buffer)){
+      char*l2=buffer+strspn(buffer," \t");
+      if (l2[0]!='#'){
+	string line=l2;
+	unsigned int pos=line.find("=");
+	if (pos==0){
+	  result.insert(result.end(),"Error!");
+	  result.insert(result.end(),"In File:"+filename);
+	  result.insert(result.end(),"Line beginning with '='!");
+	  return result;
+	}
+	
+      } // if not #
+      
+    } // if (strlen())
+  } // while(...)
+
+  
+  fclose (fp);
+  return result;
+}
+
 /*!
  *\brief Generate help.
  *\arg target Reference to a vector<string> to which lots of helpful
diff --git a/pc-tools/ldc2/src/discard_block.cpp b/pc-tools/ldc2/src/discard_block.cpp
index ee50ec4..a854a49 100644
--- a/pc-tools/ldc2/src/discard_block.cpp
+++ b/pc-tools/ldc2/src/discard_block.cpp
@@ -1,8 +1,9 @@
 #include <string>
 #include <vector>
 
-#include "discard_block.hh"
 #include "tape_block.hh"
+#include "discard_block.hh"
+
 
 using namespace std;
 
diff --git a/pc-tools/ldc2/src/main.cpp b/pc-tools/ldc2/src/main.cpp
index a86291b..282ce9a 100644
--- a/pc-tools/ldc2/src/main.cpp
+++ b/pc-tools/ldc2/src/main.cpp
@@ -24,7 +24,6 @@ int dump_vector(vector<string> arguments){
 }
 
 
-
 int main(int argc, char ** args){
   
   /* Configuration data */
@@ -127,11 +126,28 @@ Errors will be converted to warnings.",
 		      &config_file_set,&config_file,
 		      "<file-name>");
   
+  // Process command line first time
   if((dump_vector(ar.read_args(argc,args))||do_help)){
     dump_vector(ar.get_help());
     exit(1);
   }
   
+  // If user has a config file, use it.
+  if (config_file_set){
+    if(dump_vector(ar.read_file(config_file))){
+      dump_vector(ar.get_help());
+      exit(1);
+    }
+    // Process command line a second time to override values from config file.
+    if(dump_vector(ar.read_args(argc,args))||do_help){
+      dump_vector(ar.get_help());
+      exit(1);
+    }
+  }
+ 
+
+
+  
   if (infile_set==1){
     printf("Opening file for input:%s\n",infile.c_str());
     in_fd=open(infile.c_str(),O_RDONLY);
diff --git a/pc-tools/ldc2/src/tape_block.cpp b/pc-tools/ldc2/src/tape_block.cpp
index abba1d6..a7ae129 100644
--- a/pc-tools/ldc2/src/tape_block.cpp
+++ b/pc-tools/ldc2/src/tape_block.cpp
@@ -216,6 +216,7 @@ tape_block * tape_block::gen_from_fd(int  fd,
   eot_block * n_eot_block=0;
   discard_block * n_discard_block=0;
   
+  //Use the private constructor which reads in the block from a file descriptor
   n_tape_block=new tape_block(fd,input_start,input_stop,start_stop_arg);
   
   // Retype to data_block, eot_block, discard_block - if possible
@@ -231,8 +232,8 @@ tape_block * tape_block::gen_from_fd(int  fd,
     n_discard_block = new discard_block(*n_tape_block); 
     delete n_tape_block;
     return n_discard_block;
-  default:          
-    return n_tape_block;
+  default: // Unknown block, a bad thing!         
+    return n_tape_block; 
   }
   delete n_tape_block;
 
@@ -256,7 +257,6 @@ tape_block * tape_block::gen_from_fd(int  fd,
   }
   
   // Here only type 0 left
-
   switch(n_data_block_0->get_subtype()){
   case 000: n_data_block_0_x=new data_block_0_0(*n_data_block_0); break;
   case 001: n_data_block_0_x=new data_block_0_1(*n_data_block_0); break;