Files
fit/unix/sys_rdline0.c
2022-08-19 15:22:33 +02:00

30 lines
584 B
C

#include <assert.h>
#include <unistd.h>
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#include "myc_str.h"
#include "myc_fortran.h"
void F_FUN(sys_rd_line)(F_CHAR(cmd), int *retlen, F_CHAR(prompt) F_CLEN(cmd) F_CLEN(prompt))
{
char *line_read;
char p0[64], p[64], buf[1024];
STR_TO_C(p0, prompt);
str_copy(p, "\n");
str_append(p, p0);
puts(p);
line_read = fgets(buf, sizeof(buf), stdin);
if (line_read)
{
STR_TO_F(cmd, line_read);
*retlen=strlen(line_read);
if (*retlen>F_LEN(cmd)) *retlen=F_LEN(cmd);
} else {
*retlen=-1;
}
}