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Fix the previous commit. Better patch to kill warnings about ignored 

returned value.
This commit is contained in:
Laurent Rineau 2011-02-09 17:27:09 +00:00
parent 184c124125
commit ab9f2347ba
1 changed files with 8 additions and 8 deletions
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16
Geomview/src/CGAL/Geomview_stream.cpp
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@ -144,7 +144,7 @@ void Geomview_stream::setup_geomview(const char *machine, const char *login)
*this << "(echo \"CGAL-3D\")"; *this << "(echo \"CGAL-3D\")";
char inbuf[10]; char inbuf[10];
std::size_t retread=::read(in, inbuf, 7); (void)::read(in, inbuf, 7);
if (std::strncmp(inbuf, "started", 7) == 0) if (std::strncmp(inbuf, "started", 7) == 0)
{ {
@ -153,7 +153,7 @@ void Geomview_stream::setup_geomview(const char *machine, const char *login)
// << "compulsory anymore, since CGAL 2.3" << std::endl; // << "compulsory anymore, since CGAL 2.3" << std::endl;
// Then the next one is supposed to be CGAL-3D. // Then the next one is supposed to be CGAL-3D.
retread=::read(in, inbuf, 7); (void)::read(in, inbuf, 7);
if (std::strncmp(inbuf, "CGAL-3D", 7) != 0) if (std::strncmp(inbuf, "CGAL-3D", 7) != 0)
std::cerr << "Unexpected string from Geomview !" << std::endl; std::cerr << "Unexpected string from Geomview !" << std::endl;
} }
@ -171,7 +171,7 @@ void Geomview_stream::setup_geomview(const char *machine, const char *login)
// Old original version // Old original version
char inbuf[10]; char inbuf[10];
// Waits for "started" from the .geomview file. // Waits for "started" from the .geomview file.
retread=::read(in, inbuf, 7); (void)::read(in, inbuf, 7);
#endif #endif
std::cout << "done." << std::endl; std::cout << "done." << std::endl;
@ -229,7 +229,7 @@ Geomview_stream::operator<<(int i)
// we write raw binary data to the stream. // we write raw binary data to the stream.
int num = i; int num = i;
I_swap_to_big_endian(num); I_swap_to_big_endian(num);
std::size_t retwrite=::write(out, (char*)&num, sizeof(num)); (void)::write(out, (char*)&num, sizeof(num));
trace(i); trace(i);
} else { } else {
// transform the int in a character sequence and put whitespace around // transform the int in a character sequence and put whitespace around
@ -249,7 +249,7 @@ Geomview_stream::operator<<(unsigned int i)
// we write raw binary data to the stream. // we write raw binary data to the stream.
unsigned int num = i; unsigned int num = i;
I_swap_to_big_endian(num); I_swap_to_big_endian(num);
std::size_t retwrite=::write(out, (char*)&num, sizeof(num)); (void)::write(out, (char*)&num, sizeof(num));
trace(i); trace(i);
} else { } else {
// transform the int in a character sequence and put whitespace around // transform the int in a character sequence and put whitespace around
@ -280,7 +280,7 @@ Geomview_stream::operator<<(double d)
if (get_binary_mode()) { if (get_binary_mode()) {
float num = d; float num = d;
I_swap_to_big_endian(num); I_swap_to_big_endian(num);
std::size_t retwrite=::write(out, (char*)&num, sizeof(num)); (void)::write(out, (char*)&num, sizeof(num));
trace(f); trace(f);
} else { } else {
// 'copy' the float in a string and append a blank // 'copy' the float in a string and append a blank
@ -467,13 +467,13 @@ Geomview_stream::operator>>(char *expr)
{ {
// Skip whitespaces // Skip whitespaces
do { do {
std::size_t retread=::read(in, expr, 1); (void)::read(in, expr, 1);
} while (expr[0] != '('); } while (expr[0] != '(');
int pcount = 1; int pcount = 1;
int i = 1; int i = 1;
while (1) { while (1) {
std::size_t retread=::read(in, &expr[i], 1); (void)::read(in, &expr[i], 1);
if (expr[i] == ')'){ if (expr[i] == ')'){
pcount--; pcount--;
} else if (expr[i] == '('){ } else if (expr[i] == '('){