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/*
\funcref{fun\_fprintf}{void fun\_fprintf ()}
{}
{}
{fprintf(), xrealloc()}
{fun\_exec()}
{funfprin.c}
{
This function prints the arguments to a {\em fprint()} statement,
pushed onto the stack previously. The number of arguments to print is
the last pushed value.
The arguments are: the number of arguments (a hidden parameter), a
filename, and then the remaining arguments to print.
}
*/
#include "icm-exec.h"
void fun_fprintf ()
{
register int
i,
nargs;
int
newelement;
register char
*filename,
*space,
*string;
FILE
*outf;
nargs = stack [sp].vu.intval;
filename = stack [sp - 1].vu.i->ls.str;
if (! (outf = fopen (filename, "a")) )
error ("failure to open file \"%s\"", filename);
for (i = 2; i <= nargs; i += newelement)
{
string = getarg (i, &newelement);
if (stack [sp - i].type & e_list && *string)
space = " ";
else
space = nullstring;
fprintf (outf, "%s%s", string, space);
xrealloc (string, 0);
}
fclose (outf);
}
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