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-rw-r--r--apt-pkg/deb/dpkgpm.cc38
1 files changed, 20 insertions, 18 deletions
diff --git a/apt-pkg/deb/dpkgpm.cc b/apt-pkg/deb/dpkgpm.cc
index 6270e49f3..e78f2dc1c 100644
--- a/apt-pkg/deb/dpkgpm.cc
+++ b/apt-pkg/deb/dpkgpm.cc
@@ -337,9 +337,9 @@ bool pkgDPkgPM::RunScriptsWithPkgs(const char *Cnf)
*/
void pkgDPkgPM::DoStdin(int master)
{
- char input_buf[2] = {0,0};
- while(read(0, input_buf, 1) > 0)
- write(master, input_buf, 1);
+ char input_buf[256] = {0,};
+ int len = read(0, input_buf, sizeof(input_buf));
+ write(master, input_buf, len);
}
/*}}}*/
// DPkgPM::DoTerminalPty - Read the terminal pty and write log /*{{{*/
@@ -349,15 +349,13 @@ void pkgDPkgPM::DoStdin(int master)
*/
void pkgDPkgPM::DoTerminalPty(int master, FILE *term_out)
{
- char term_buf[2] = {0,0};
+ char term_buf[1024] = {0,};
- // read a single char, make sure that the read can't block
- // (otherwise we may leave zombies)
- while(read(master, term_buf, 1) > 0)
- {
- fwrite(term_buf, 1, 1, term_out);
- write(1, term_buf, 1);
- }
+ int len=read(master, term_buf, sizeof(term_buf));
+ if(len <= 0)
+ return;
+ fwrite(term_buf, len, sizeof(char), term_out);
+ write(1, term_buf, len);
}
/*}}}*/
@@ -638,9 +636,10 @@ bool pkgDPkgPM::Go(int OutStatusFd)
// the result of the waitpid call
int res;
close(slave);
+#if 0
fcntl(0, F_SETFL, O_NONBLOCK);
fcntl(master, F_SETFL, O_NONBLOCK);
-
+#endif
// FIXME: make this a apt config option and add a logrotate file
FILE *term_out = fopen("/var/log/dpkg-out.log","a");
chmod("/var/log/dpkg-out.log", 0600);
@@ -657,10 +656,6 @@ bool pkgDPkgPM::Go(int OutStatusFd)
fd_set rfds;
struct timeval tv;
int select_ret;
- FD_ZERO(&rfds);
- FD_SET(0, &rfds);
- FD_SET(_dpkgin, &rfds);
- FD_SET(master, &rfds);
while ((res=waitpid(Child,&Status, WNOHANG)) != Child) {
if(res < 0) {
// FIXME: move this to a function or something, looks ugly here
@@ -676,6 +671,10 @@ bool pkgDPkgPM::Go(int OutStatusFd)
}
// wait for input or output here
+ FD_ZERO(&rfds);
+ FD_SET(0, &rfds);
+ FD_SET(_dpkgin, &rfds);
+ FD_SET(master, &rfds);
tv.tv_sec = 1;
tv.tv_usec = 0;
select_ret = select(max(master, _dpkgin)+1, &rfds, NULL, NULL, &tv);
@@ -684,11 +683,14 @@ bool pkgDPkgPM::Go(int OutStatusFd)
else if (select_ret == 0)
continue;
- DoStdin(master);
- DoTerminalPty(master, term_out);
+ if(FD_ISSET(master, &rfds))
+ DoTerminalPty(master, term_out);
+ if(FD_ISSET(0, &rfds))
+ DoStdin(master);
// FIXME: move this into its own function too
//DoDpkgStatusFd();
+ if(FD_ISSET(_dpkgin, &rfds))
while(true)
{
if(read(_dpkgin, buf, 1) <= 0)