69 lines
1.5 KiB
C
69 lines
1.5 KiB
C
|
/* readline.c */
|
||
|
|
|
||
|
|
#define MAXLINESIZE 256
|
||
|
|
|
||
|
|
#include <stdio.h>
|
||
|
|
#include <stdlib.h>
|
||
|
|
#include <string.h>
|
||
|
|
#include <ctype.h>
|
||
|
|
#include <conio.h>
|
||
|
|
|
||
|
|
#define LF 0x0a
|
||
|
|
#define CR 0x0d
|
||
|
|
|
||
|
|
__cdecl main (argc, argv)
|
||
|
|
int argc;
|
||
|
|
char *argv[];
|
||
|
|
{
|
||
|
|
char line[MAXLINESIZE];
|
||
|
|
char *prompt = "";
|
||
|
|
char *formats = "%s\n";
|
||
|
|
char *formatc = "%c\n";
|
||
|
|
char inputchar;
|
||
|
|
FILE *file = stdout;
|
||
|
|
int argcount = 0;
|
||
|
|
int getline = 1;
|
||
|
|
|
||
|
|
while (++argcount < argc) {
|
||
|
|
if (!(_stricmp(argv[argcount], "-p"))) {
|
||
|
|
if (++argcount != argc) {
|
||
|
|
prompt = argv[argcount];
|
||
|
|
}
|
||
|
|
} else if (!(_stricmp(argv[argcount], "-f"))) {
|
||
|
|
if (++argcount != argc) {
|
||
|
|
if ((file = fopen(argv[argcount], "a")) == NULL) {
|
||
|
|
printf("Could not open %s\n", argv[argcount]);
|
||
|
|
exit(1);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
} else if (!(_stricmp(argv[argcount], "-t"))) {
|
||
|
|
if (++argcount != argc) {
|
||
|
|
formats = argv[argcount];
|
||
|
|
}
|
||
|
|
} else if (!(_stricmp(argv[argcount], "-c"))) {
|
||
|
|
getline = 0;
|
||
|
|
} else {
|
||
|
|
printf("usage: readline [-c] [-p prompt] [-f file] [-t formats]\n");
|
||
|
|
exit(2);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
printf("%s", prompt);
|
||
|
|
|
||
|
|
if (getline == 1)
|
||
|
|
gets(line);
|
||
|
|
else {
|
||
|
|
inputchar = (char)_getch();
|
||
|
|
_putch(inputchar);
|
||
|
|
_putch(LF);
|
||
|
|
_putch(CR);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (getline == 1)
|
||
|
|
fprintf(file, formats, line);
|
||
|
|
else
|
||
|
|
fprintf(file, formatc, inputchar);
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|