This is multiple.c in view mode; [Download] [Up]
#include "e.h"
/*
* There were several names on the command line, so we just strcat them
* into the 'arg' array. Check to see that the length of all the args
* will not be greater than "size" or else we will overflow arg.
*
* This is actually insane - we put the args into a char array to pass to
* do_vi, and then it promptly sticks them back into a char ** arrangement.
* Ugh.
*
* The total argument length must be at most size - 1 characters, including
* spaces. arg needs to have a trailing '\0' so that do_vi() wont break.
*
*/
void
multiple(number, args, size)
int number;
char **args;
int size;
{
register i;
register total = 0;
char temp_arg[ARG_CHARS];
temp_arg[0] = '\0';
while (--number){
if ((total += strlen(*(args + 1))) >= size){
/*
* If you are running e and you find that this condition occurs,
* the solution is to simply increase the value of the #define
* line for ARG_CHARS in e.h. It shouldn't happen under normal
* circumstances.
*
*/
ok_fprintf(stderr,
"\007Argument list too long, truncated after '%s'.\n", *args);
sleep(2); /* Give them some chance to see what happened. */
break;
}
arg[0] = '\0';
strcat(arg, *++args);
(void) spell_help(1);
strcat(temp_arg, arg);
strcat(temp_arg, " ");
if (number > 1){
strcat(arg, " ");
/*
* Add one to total for the space. There's no need to check for
* overflow here as we know there is another argument since
* number > 1 still. Thus if this overflows arg, then it is going
* to be caught anyway in the test at the top of the while loop.
*
*/
total++;
}
}
strcpy(arg, temp_arg);
/*
* Now, if there is a history file and we can find an identical line
* then reconstruct with that line at the bottom.
*
*/
if (hist_count != -1){
for (i = 0; i < hist_count; i++){
if (!strcmp(hist[i], arg)){
reconstruct(i);
return;
}
}
/*
* Reconstruct and leave out the oldest if needed.
*
*/
if (hist_count == HIST_LINES){
reconstruct(0);
}
else{
reconstruct(-1);
}
}
else{
/* There was no history file so try to give them one for next time. */
new_vi();
}
return;
}
These are the contents of the former NiCE NeXT User Group NeXTSTEP/OpenStep software archive, currently hosted by Netfuture.ch.