Changeset 676 for trunk/user/init

Timestamp:

Nov 20, 2020, 12:11:35 AM (4 years ago)

Author:

alain

Message:

Introduce chat application to test the named pipes.

File:

• trunk/user/init/init.c (modified) (8 diffs)

trunk/user/init/init.c

@@ -20 +20 @@
 #include <shared_syscalls.h>
 
-#define DEBUG_PROCESS_INIT    1
+#define DEBUG_PROCESS_INIT    0
 
 ////////////////
@@ -36 +36 @@
 #endif
 
-    // get Number of TXT channels from hard configuration
+    // get number of TXT channels from hard configuration
     hard_config_t config;      
+
     get_config( &config );
 
     unsigned int  txt_channels = config.txt_channels;
-    unsigned int  x_size       = config.x_size;
-    unsigned int  y_size       = config.y_size;
-    unsigned int  ncores       = config.ncores;
 
     // check number of TXT channels
@@ -49 +47 @@
     {
         snprintf( string , 64 ,
-        "\n[init ERROR] number of TXT channels must be larger than 1\n");
+        "\n[init ERROR] number of TXT channels must be larger than 1");
         display_string( string );
         exit( EXIT_FAILURE );
@@ -64 +62 @@
             // INIT display error message  
             snprintf( string , 64 , 
-            "[init ERROR] cannot fork child[%d] => suicide" , i );
+            "\n[init ERROR] cannot fork child[%d] => suicide" , i );
             display_string( string );
 
@@ -72 +70 @@
         else if( ret_fork == 0 )                    // we are in CHILD[i] process
         {
+
+#if DEBUG_PROCESS_INIT
+            snprintf( string , 64 ,
+            "\n[init] CHILD[%d] process forked / call execve", i );
+            display_string( string );
+#endif
             // CHILD[i] process exec process KSH[i]
             ret_exec = execve( "/bin/user/ksh.elf" , NULL , NULL ); 
@@ -79 +83 @@
                 // CHILD[i] display error message
                 snprintf( string , 64 , 
-                "[init ERROR] CHILD[%d] cannot exec KSH / ret_exec = %d" , i , ret_exec );
+                "\n[init ERROR] CHILD[%d] cannot exec KSH" , i );
                 display_string( string );
 
@@ -90 +94 @@
             // INIT display CHILD[i] process PID
             snprintf( string , 64 ,
-            "[init] (pid 0x1) created ksh[%d] (pid %x)", i , ret_fork ); 
+            "\n[init] (pid 0x1) create ksh[%d] (pid %x)", i , ret_fork ); 
             display_string( string );
 
@@ -104 +108 @@
     unsigned int  cxy;           // cluster identifier
     unsigned int  lid;           // core local index
+
+    unsigned int  x_size       = config.x_size;
+    unsigned int  y_size       = config.y_size;
+    unsigned int  ncores       = config.ncores;
 
     // INIT displays processes and threads in all clusters