| Server IP : 85.214.239.14 / Your IP : 3.128.168.219 Web Server : Apache/2.4.62 (Debian) System : Linux h2886529.stratoserver.net 4.9.0 #1 SMP Tue Jan 9 19:45:01 MSK 2024 x86_64 User : www-data ( 33) PHP Version : 7.4.18 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,pcntl_unshare, MySQL : OFF | cURL : OFF | WGET : ON | Perl : ON | Python : ON | Sudo : ON | Pkexec : OFF Directory : /proc/3/root/proc/self/root/usr/share/doc/re2c/examples/c/generic_api/ |
Upload File : |
/* Generated by re2c */
#line 1 "c/generic_api/ifstream.re"
// re2c $INPUT -o $OUTPUT
#include <cassert>
#include <cstdio>
#include <fstream>
#include <sstream>
static void convert_newlines(std::ifstream &in, std::ostringstream &out) {
std::streampos mar;
for (;;) {
#line 14 "c/generic_api/ifstream.c"
{
char yych;
yych = in.peek();
switch (yych) {
case '\r': goto yy3;
default: goto yy1;
}
yy1:
{ in.ignore(); if (in.eof()) return; }
yy2:
#line 20 "c/generic_api/ifstream.re"
{ out.put(yych); continue; }
#line 27 "c/generic_api/ifstream.c"
yy3:
{ in.ignore(); if (in.eof()) return; }
yych = in.peek();
switch (yych) {
case '\n': goto yy4;
default: goto yy2;
}
yy4:
{ in.ignore(); if (in.eof()) return; }
#line 21 "c/generic_api/ifstream.re"
{ out.put('\n'); continue; }
#line 39 "c/generic_api/ifstream.c"
}
#line 22 "c/generic_api/ifstream.re"
}
}
int main() {
const char *fname = "input";
const char s1[] = "Text\r\nwith\r\nnewlines.\r\n\r\n";
const char s2[] = "Text\nwith\nnewlines.\n\n";
std::ofstream f(fname, std::ios::binary);
f.write(s1, sizeof(s1) - 1);
f.close();
std::ifstream in(fname, std::ios::binary);
std::ostringstream out;
convert_newlines(in, out);
assert(out.str() == s2);
remove(fname);
return 0;
}