/* PROTO */
void
prettyprint(char *ptext, int offset)
{
int pos, x;
char *ttmp;
pos = 0;
while (pos < strlen(ptext)) {
for (x = pos; x < strlen(ptext); x++) {
if (x == strlen(ptext) - 1) {
ttmp = malloc(x - pos + 2);
strncpy(ttmp, ptext + pos, x - pos + 1);
if (ttmp[x - pos] == '\n')
ttmp[x - pos] = 0;
ttmp[x - pos + 1] = 0;
if (pos != 0)
printspaces(offset);
wordwrap_print(ttmp, offset);
free(ttmp);
} else if (ptext[x] == '\n') {
ttmp = malloc(x - pos + 1);
strncpy(ttmp, ptext + pos, x - pos);
ttmp[x - pos] = 0;
if (pos != 0)
printspaces(offset);
wordwrap_print(ttmp, offset);
free(ttmp);
break;
}
}
pos = x + 1;
}
}
int main(int argc, char *argv[])
{
int start_column;
int every_columns;
int i;
char line[MAX];
int total;
int index;
int detab;
int spaces;
// handle the arguments
switch(argc){
case 1:
start_column=5;
every_columns=7;
detab=0;
break;
case 2:
if (*argv[1]=='-')
{
start_column=atoi(argv[1]+1);
every_columns=7;
}
else if (*argv[1]=='+')
{
every_columns=atoi(argv[1]+1);
start_column=5;
}
else
{
printf("It needs to start with - or +\n");
printf("Setting defaults start=5, every=7\n");
start_column=5;
every_columns=7;
}
detab=0;
break;
case 3:
if (*argv[1]=='-')
start_column=atoi((argv[1])+1);
else
{
printf("It needs to start with '-'\n");
printf("Setting start at 5th column\n");
start_column=5;
}
if (*argv[2]=='+')
every_columns=atoi(argv[2]+1);
else
{
printf("It needs to start with '+'\n");
printf("Setting every tab every 7 columns\n");
every_columns=7;
}
detab=0;
break;
case 4:
if (*argv[1]=='-')
start_column=atoi((argv[1])+1);
else
{
printf("It needs to start with '-'\n");
printf("Setting start at 5th column\n");
start_column=5;
}
if (*argv[2]=='+')
every_columns=atoi(argv[2]+1);
else
{
printf("It needs to start with '+'\n");
printf("Setting every tab every 7 columns\n");
every_columns=7;
}
if (strcmp(argv[3], "-d"))
detab=1;
else
detab=0;
break;
default:
printf("More arguments than required\n");
printf("Format is of type: entab -m +n\n");
return 0;
}
//test
// printf("a\tz\n");
// printf("ab\ta\n");
// printf("abc\ta\n");
// printf("abcd\ta\n");
// printf("abcde\ta\n");
// printf("abcdef\ta\n");
// printf("abcdefg\ta\n");
// printf("abcdefgh\ta\n");
/* printf("%d\n", argc);
printf("%d\n", start_column);
printf("%d\n", every_columns);*/
if (detab)
{
while ((total=getline(line,MAX)) > 0)
{
spaces=0;
index=0;
for (i = 0; i < start_column-1; ++i)
putchar(line[i]);
index=i;
if (start_column>TAB)
spaces=TAB-((start_column-1)%TAB);
else
spaces=TAB-(start_column-1);
printspaces(spaces);
while (index < total)
{
for (i = 0; line[index+i] != '\0' && i < every_columns-1; ++i)
putchar(line[index+i]);
if (line[index+i] == '\0')
break;
if (every_columns > TAB)
spaces=TAB-((every_columns-1)%TAB);
else
spaces=TAB-(every_columns-1);
printspaces(spaces);
index+=i;
}
}
}
else
{
while ((total=getline(line,MAX)) > 0)
{
index=0;
for (i = 0; i < start_column-1; ++i)
putchar(line[i]);
index=i;
putchar('\t');
while (index < total)
{
for (i = 0; line[index+i] != '\0' && i < every_columns-1; ++i)
putchar(line[index+i]);
if (line[index+i] == '\0')
break;
putchar('\t');
index+=i;
}
}
}
return 0;
}
