kolibri-libc:

- Added shell_ping
- Added shell_get_pid
- Fixed malloc in stdlib.h
- Added check during SHELL init (uses shell_ping)
- getc is used like fgetc

git-svn-id: svn://kolibrios.org@8635 a494cfbc-eb01-0410-851d-a64ba20cac60

contrib/kolibri-libc/samples/shell_io.c

@@ -4,6 +4,7 @@
 
 int main(int argc, char**argv)
 {   
+    debug_printf("%u\n", shell_get_pid());
     char string[256];
     shell_cls();
     shell_printf("Number of arguments %d\n",argc);

contrib/kolibri-libc/source/include/shell_api.h

@@ -10,5 +10,6 @@ extern char _FUNC(shell_getc)();
 extern void _FUNC(shell_gets)(char *str);
 extern void _FUNC(shell_cls)();
 extern void _FUNC(shell_exit)();
-
+extern unsigned _FUNC(shell_get_pid)();
+extern int  _FUNC(shell_ping)();
 #endif

contrib/kolibri-libc/source/include/stdio.h

@@ -98,6 +98,7 @@ extern size_t _FUNC(fread)(void *restrict, size_t size, size_t count, FILE *rest
 extern int    _FUNC(fscanf)(FILE *restrict, const char *restrict, ...);
 extern size_t _FUNC(fwrite)(const void *restrict, size_t size, size_t count, FILE *restrict);
 extern int    _FUNC(getc)(FILE *);
+#define       getc _FUNC(fgetc)
 extern int    _FUNC(getchar)(void);
 extern int    _FUNC(printf)(const char *restrict, ...);
 extern int    _FUNC(putc)(int, FILE *);

contrib/kolibri-libc/source/include/stdlib.h

@@ -28,7 +28,7 @@ extern div_t _FUNC(div)(int, int);
 extern ldiv_t _FUNC(ldiv)(long, long);
 extern lldiv_t _FUNC(lldiv)(long long, long long);
 
-extern void  _FUNC(*malloc)(size_t size);
+extern void* _FUNC(malloc)(size_t size);
 extern void* _FUNC(calloc)(size_t num, size_t size);
 extern void* _FUNC(realloc)(void *ptr, size_t newsize);
 extern void  _FUNC(free)(void *ptr);

contrib/kolibri-libc/source/shell_api/shell.h

@@ -8,13 +8,15 @@
 #define SHELL_GETC  4
 #define SHELL_GETS  5
 #define SHELL_CLS   6
+#define SHELL_PID   7
+#define SHELL_PING  8
 
 #define SHELL_SHM_MAX  1024*16
 
 extern char __shell_shm_name[32]; 
 extern char *__shell_shm;
 extern int __shell_is_init;
-extern int __shell_init();
+extern void __shell_init();
 
 #define SHELL_WAIT() while (*__shell_shm) _ksys_delay(5)
 

contrib/kolibri-libc/source/shell_api/shell_get_pid.c

@@ -0,0 +1,12 @@
+#include "shell.h"
+#include <stdlib.h>
+
+unsigned shell_get_pid()
+{
+    unsigned pid;
+    __shell_init();
+    *__shell_shm = SHELL_PID;
+    SHELL_WAIT();
+    memcpy(&pid, __shell_shm+1, sizeof(unsigned));
+    return pid;
+}

contrib/kolibri-libc/source/shell_api/shell_init.c

@@ -2,6 +2,7 @@
 #include <string.h>
 #include <stdlib.h>
 #include "shell.h"
+#include <shell_api.h>
 
 char __shell_shm_name[32]; 
 char*__shell_shm=NULL;
@@ -25,14 +26,17 @@ int __shell_shm_init()
     return _ksys_shm_open(__shell_shm_name,  KSYS_SHM_OPEN_ALWAYS | KSYS_SHM_WRITE, SHELL_SHM_MAX, &__shell_shm);
 }
 
-int __shell_init()
+void __shell_init()
 {
-    if(__shell_is_init){
-        return 0;
-    }
+    if(!__shell_is_init){
         if(__shell_shm_init()){
-        debug_printf("Shell problems detected!\n");
-        return -1;
+        debug_printf("SHELL problems detected!\n");
+        _ksys_exit();
+        }
+
+        if(!shell_ping()){
+        debug_printf("No SHELL found!\n");
+        _ksys_exit();
+        }
     }
-    return 0;
 }

contrib/kolibri-libc/source/shell_api/shell_ping.c

@@ -0,0 +1,14 @@
+#include "shell.h"
+#include <stdlib.h>
+#include <ksys.h>
+
+int shell_ping()
+{
+    __shell_init();
+    *__shell_shm = SHELL_PING;
+    _ksys_delay(10);
+    if(*__shell_shm==SHELL_OK){
+        return 1;
+    }
+    return 0;
+}