feread.h File Reference

Go to the source code of this file.

Macros
#define	SINGULARHIST_FILE   (char*)".singularhistory"

Functions
char *	fe_fgets_stdin_drl (const char *pr, char *s, int size)
void	fe_reset_input_mode ()
void	fe_reset_fe (void)
char *	fe_fgets_stdin_rl (const char *pr, char *s, int size)
char *	fe_fgets_stdin_emu (const char *pr, char *s, int size)
char *	fe_fgets (const char *pr, char *s, int size)
char *	fe_fgets_dummy (const char *pr, char *s, int size)
const char *	eati (const char *s, int *i)

Variables
EXTERN_VAR char	prompt_char
EXTERN_VAR BOOLEAN	using_history_called
char *(*	fe_fgets_stdin )(const char *pr, char *s, int size)

Macro Definition Documentation

SINGULARHIST_FILE

#define SINGULARHIST_FILE   (char*)".singularhistory"

Definition at line 20 of file feread.h.

Function Documentation

eati()

const char * eati	(	const char *	s,
		int *	i )

Definition at line 377 of file reporter.cc.

{
  int l=0;
 
  if    (*s >= '0' && *s <= '9')
  {
    *i = 0;
    while (*s >= '0' && *s <= '9')
    {
      *i *= 10;
      *i += *s++ - '0';
      l++;
      if ((l>=MAX_INT_LEN)||((*i) <0))
      {
        s-=l;
        Werror("`%s` greater than %d(max. integer representation)",
                s,MAX_INT_VAL);
        return s;
      }
    }
  }
  else *i = 1;
  return s;
}

fe_fgets()

char * fe_fgets	(	const char *	pr,
		char *	s,
		int	size )

Definition at line 309 of file feread.cc.

{
  if (BVERBOSE(V_PROMPT))
  {
    fputs(pr,stdout);
  }
  mflush();
  errno=0;
  char *line=fgets(s,size,stdin);
  if (line!=NULL)
  {
    for (int i=strlen(line)-1;i>=0;i--) line[i]=line[i]&127;
  }
  else
  {
    /* NULL can mean various things... */
    switch(errno)
    {
      case 0:     return NULL;           /*EOF */
      case EBADF: return NULL;           /* stdin got closed */
      case EINTR: return strcpy(s,"\n"); /* CTRL-C or other signal */
      default:                           /* other error */
      {
        int errsv = errno;
        fprintf(stderr,"fgets() failed with errno %d\n%s\n",errsv,strerror(errsv));
        return NULL;
      }
    }
  }
  return line;
}

fe_fgets_dummy()

char * fe_fgets_dummy	(	const char *	pr,
		char *	s,
		int	size )

Definition at line 455 of file feread.cc.

{
  return NULL;
}

fe_fgets_stdin_drl()

char * fe_fgets_stdin_drl	(	const char *	pr,
		char *	s,
		int	size )

Definition at line 269 of file feread.cc.

{
  if (!BVERBOSE(V_PROMPT))
  {
    pr="";
  }
  mflush();
 
  char *line;
  line = (*fe_readline) ((char*)pr);
 
  if (line==NULL)
    return NULL;
 
  int l=strlen(line);
  for (int i=l-1;i>=0;i--) line[i]=line[i]&127;
 
  if (*line!='\0')
  {
    (*fe_add_history) (line);
  }
  if (l>=size-1)
  {
    strncpy(s,line,size);
  }
  else
  {
    strncpy(s,line,l);
    s[l]='\n';
    s[l+1]='\0';
  }
  free (line);
 
  return s;
}

fe_fgets_stdin_emu()

char * fe_fgets_stdin_emu	(	const char *	pr,
		char *	s,
		int	size )

Definition at line 253 of file feread.cc.

{
  if (!BVERBOSE(V_PROMPT))
  {
    pr="";
  }
  mflush();
  return fe_fgets_stdin_fe(pr,s,size);
}

fe_fgets_stdin_rl()

char * fe_fgets_stdin_rl	(	const char *	pr,
		char *	s,
		int	size )

fe_reset_fe()

void fe_reset_fe

(

void

)

Definition at line 83 of file fereadl.c.

{
  if (fe_stdin_is_tty)
  {
    int i;
    if (fe_is_raw_tty)
    {
      tcsetattr (STDIN_FILENO, TCSANOW, &fe_saved_attributes);
      fe_is_raw_tty=0;
    }
    if (fe_hist!=NULL)
    {
      for(i=fe_hist_max-1;i>=0;i--)
      {
        if (fe_hist[i] != NULL) omFree((ADDRESS)fe_hist[i]);
      }
      omFreeSize((ADDRESS)fe_hist,fe_hist_max*sizeof(char *));
      fe_hist=NULL;
    }
    if (!fe_stdout_is_tty)
    {
      fclose(fe_echo);
    }
  }
}

fe_reset_input_mode()

void fe_reset_input_mode

(

)

Definition at line 831 of file fereadl.c.

{
#if defined(HAVE_DYN_RL)
  char *p = getenv("SINGULARHIST");
  if (p==NULL) p=SINGULARHIST_FILE;
  if ((strlen(p) != 0) && (fe_history_total_bytes != NULL))
  {
    if((using_history_called && (*fe_history_total_bytes)()!=0))
      (*fe_write_history) (p);
  }
#elif defined(HAVE_READLINE) && !defined(HAVE_FEREAD) && !defined(HAVE_DYN_RL)
  char *p = getenv("SINGULARHIST");
  if (p==NULL) p=SINGULARHIST_FILE;
  if (strlen(p) != 0)
  {
    if(using_history_called &&(history_total_bytes()!=0))
      write_history (p);
  }
#elif defined(HAVE_FEREAD)
  #ifndef HAVE_ATEXIT
  fe_reset_fe(NULL,NULL);
  #else
  fe_reset_fe();
  #endif
#endif
}

Variable Documentation

fe_fgets_stdin

char *(* fe_fgets_stdin) (const char *pr, char *s, int size)	(	const char *	pr,
		char *	s,
		int	size )

Definition at line 25 of file feread.h.

prompt_char

EXTERN_VAR char prompt_char

Definition at line 10 of file feread.h.

using_history_called

EXTERN_VAR BOOLEAN using_history_called

Definition at line 15 of file feread.h.