interactive repl: checking for printable ascii char

main.c

@@ -14,7 +14,8 @@
 #include <stdint.h> 
 
 #include "baseconv.h" 
-#include "bcvrepl.h"
+
+#define NO_ARGS  !(ac &~(1)) 
 
 void bcv_usage(unsigned char const) ;            /* [[noreturn]] */
 
@@ -23,16 +24,11 @@ int main(int ac , char **av)
   (void) setvbuf(stdout , (void *)0 , _IONBF ,0) ; 
 
   //!NOTICE : when no argument was provided  the repl is automaticaly launched 
-  //if(bcv_launch_iteractive_repl_on(!(ac ~ &(1))))  
-    //goto _bcv_end ; 
-  if (!(ac &~(1)))  
-  { 
-    //! launch interactive shell 
-    (void) setlinebuf(stdin) ; 
-    bcrepl_shell(__nptr);    
-    goto _bcv_end;
-  }
-
+
+  if(bcv_launch_interactive_repl_on(NO_ARGS))  
+    goto _bcv_end ;
+
+
   //!NOTICE : long  options are note handled ... 
   //!NOTICE : probably -h and -v (help and version)  
   //!TODO   : make support for  long option  

src/baseconv.c

@@ -6,6 +6,8 @@
 #include <string.h> 
 #include <ctype.h> 
 #include "baseconv.h" 
+#include "bcvrepl.h" 
+
 
 char bc_global_buffer[0xff]={0} ;  
 uf64_t __allbase_enable__ = (BIN|CHR|OCT|HEX|429496729600);   
@@ -103,7 +105,8 @@ void bcv_guess_base(const char * restrict num)
 { 
 
   uf64_t  options = __allbase_enable__, 
-                resolve_option=__allbase_enable__,  
+                restore_option=__allbase_enable__,
+                excluded =0 ,  
                 value   = 0  ; 
   char indicator = tolower(*(num+1)  & 0xff ) ; 
 
@@ -132,14 +135,20 @@ void bcv_guess_base(const char * restrict num)
        goto _end; 
   }
 
-
-  uf64_t exclude= (__allbase_enable__ ^  options) ;  
-  __allbase_enable__^=exclude; 
-  bcv_print(value)  ;  
-
-  __allbase_enable__ = resolve_option ; 
+
+  excluded= (__allbase_enable__ ^  options) ;  
+  __allbase_enable__^=excluded; 
+  bcv_print(value)  ;   
+  __allbase_enable__ = restore_option ; 
 
 _end: 
   return ;  
 }
 
+int bcv_launch_interactive_repl_on(int check_shell_argument)  
+{
+  if(check_shell_argument)   
+    bcrepl_shell(__nptr /*default prompt */) ; 
+
+  return 0; 
+}

src/baseconv.h

@@ -56,6 +56,7 @@
   }\
   }
 
+#define bcvtol(input , base) strtol(input , 00 ,  base) 
 
 #define SHOWHEX(__expr, __it ,__out) \
   SHOWBASE_EXPR(__expr ,__it, "0x","%c", __out) 
@@ -95,6 +96,7 @@ struct __bcb_t
   int  _index ; 
 };
 
+#include "bcvrepl.h" 
 //!TODO : Use memory stream  instead
 extern char bc_global_buffer[0xff] ; 
 extern  uf64_t __allbase_enable__;    
@@ -191,6 +193,6 @@ __BCX(char *) bc_dec(uf64_t  value) ;
 __BCX(char *) bc_chr(uf64_t  value) ;
 __BCX(void)   bcv_print(uf64_t value) ;  
 __BCX(void) bcv_guess_base(const char * rawinput) ; 
-
+__BCX(int)  bcv_launch_interactive_repl_on(int no_args) ; 
 
 #endif //!__BASECONV 

src/bcvrepl.c

@@ -38,6 +38,7 @@ void bcrepl_shell(const char *  prompt)
      bzero(prompt_buffer , bcrepl_buffer_limit) ; 
      fflush(stdin) ; 
    }
+   exit(EXIT_SUCCESS) ; 
 } 
 
 void bcrepl_customize(user_prompt_custom_shell  custom_prompt  ,  const char *   prompt) 
@@ -63,6 +64,15 @@ char * bcrepl_token_search(const char *  bcrpl_inline_buffer)
 }
 
 
+static uf64_t   bcrepl_analyse_braw(const char *  raw_buffer) 
+{
+  uf64_t value = strtol(raw_buffer ,  00 , 10); 
+  if (!value  &&  is_printable(raw_buffer))
+    value = *raw_buffer & 0xff ;  
+
+  return value ; 
+}
+
 void bcrepl_compute(const char * buffer) 
 {
 
@@ -78,7 +88,7 @@ void bcrepl_compute(const char * buffer)
     vtok = bcrepl_process(buffer_clone , *(should_be_tokinezed) & 0xff);  
   else  
   { 
-    value =  strtol(buffer_clone , 00 ,  10) ; 
+    value = bcrepl_analyse_braw(buffer_clone);  
     value ?  bcv_print(value) :  bcv_guess_base(buffer_clone) ; 
     bcrepl_show_helper(buffer_clone) ;  
 

src/bcvrepl.h

@@ -10,8 +10,8 @@
 # define bcvrepl_export  
 #endif  
 
-#include "bcv_conf.h"
-#include "baseconv.h" 
+#include "bcv_conf.h" 
+#include "baseconv.h"
 
 #if defined(__linux__) 
 #include <term.h> 
@@ -37,6 +37,8 @@ static inline  __attribute__((constructor)) void init_tty(void)
 #define  GREEN   __SETAF(COLOR_GREEN) 
 #define  RED     __SETAF(COLOR_RED) 
 #define  YELLOW  __SETAF(COLOR_YELLOW) 
+#define  INFO    __SETAF(COLOR_CYAN) 
+
 #define  __reset tputs(reset,  1, putchar ) 
 
 #define  apply(__statement , __color_attr)  \
@@ -77,15 +79,14 @@ extern char * program_invocation_short_name ;
 #endif 
 
 
-
 typedef  typeof(void(const char *  __restrict__)) * user_prompt_custom_shell ; 
 
 /* @fn bcrepl_shell(const char * _Nullable) 
  * @brief  define the shell prompt 
  * @param  const char  * - if Null  the default shell prompt is used 
  * */
-bcvrepl_export void 
-bcrepl_shell(const char * __prompt)  ; 
+bcvrepl_export void __attribute__((noreturn))   
+bcrepl_shell(const char * __prompt) ;   
 
 
 bcvrepl_export void  
@@ -112,10 +113,9 @@ bcrepl_listen_special_cmd(const char *__buffer) ;
 bcvrepl_export void 
 __trimlower(char  *__cmd); 
 
-bcvrepl_export char * bcrepl_token_search(const char * __restrict__) ; 
+static uf64_t bcrepl_analyse_braw(const char *  __restrict__ raw_input_buffer) ; 
 
+bcvrepl_export char * bcrepl_token_search(const char * __restrict__) ; 
 bcvrepl_export uf64_t bcrepl_process(const char  * buffer , char founded_token) ; 
-
-
 static void bcrepl_show_helper(const char  buffer [ static 1 ]) ; 
 #endif //!bcv_repl_h