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boinc
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svn path=/trunk/boinc/; revision=11210
This commit is contained in:
Charlie Fenton 2006-09-28 08:13:53 +00:00
parent 2b5ae613dd
commit f3a4d92a5f
2 changed files with 45 additions and 16 deletions
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6
checkin_notes
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@ -10538,3 +10538,9 @@ Kevin 27 Sept 2006
sg_BoincSimpleGUI.cpp
sg_DlgMessages.cpp
sg_DlgPreferences.cpp
Charlie 28 Sept 2006
- Mac: Add safety features and fix bugs in procinfo_setup().
lib/
procinfo_mac.C

47
lib/procinfo_mac.C
View File

@ -70,10 +70,12 @@ using std::vector;
static int bidirectional_popen(char *path, int *fd);
int procinfo_setup(vector<PROCINFO>& pi) {
char appstats_path[100];
static int fd[2] = {0, 0};
static int failed_retries = 0;
char appstats_path[100];
PROCINFO p;
int c, result, retry = 0;
int c, result, retry_count = 0;
char buf[256];
struct statfs fs_info;
#if SHOW_TIMING
@ -85,27 +87,40 @@ int procinfo_setup(vector<PROCINFO>& pi) {
if (fd[0] == 0) {
// Launch AppStats helper application with a bidirectional pipe
RELAUNCH:
if (failed_retries > 4) // Give up after failures on 5 consecutive calls
return ERR_EXEC; // of procinfo_setup()
if (retry_count > 1) {
++failed_retries;
return ERR_EXEC;
}
sprintf(appstats_path, "%s/%s", SWITCHER_DIR, APP_STATS_FILE_NAME);
result = bidirectional_popen(appstats_path, fd);
#if SHOW_TIMING
msg_printf(NULL, MSG_ERROR, "bidirectional_popen returned %d\n", result);
#endif
if (result) return 0;
retry = 0; // Reset retry counter on success
if (result) {
++retry_count;
goto RELAUNCH;
}
}
c = write(fd[0], "\n", 1); // Request a set of process info from AppStats helper application
if (c < 0) { // AppStats application exited
++retry_count;
goto RELAUNCH;
}
while (1) {
c = write(fd[0], "\n", 1); // Request a set of process info from AppStats helper application
if (c < 0) // AppStats application quit
if (++retry == 1)
goto RELAUNCH;
memset(&p, 0, sizeof(p));
for (unsigned int i=0; i<sizeof(buf); i++) {
c = read(fd[0], buf+i, 1);
if (c < 0) // AppStats application quit
if (++retry == 1)
if (c < 0) { // AppStats application exited
++retry_count;
goto RELAUNCH;
}
if (buf[i] == '\n')
break;
}
@ -126,10 +141,12 @@ RELAUNCH:
p.page_fault_count, p.user_time, p.kernel_time
);
}
}
failed_retries = 0; // Success: reset consecutive failures counter
statfs(".", &fs_info);
gstate.host_info.m_swap = (double)fs_info.f_bsize * (double)fs_info.f_bfree;
}
#if SHOW_TIMING
end = UpTime();
@ -162,6 +179,10 @@ void procinfo_app(PROCINFO& pi, vector<PROCINFO>& piv) {
// the following is not useful because most OSs don't
// move idle processes out of RAM, so physical memory is always full
//
// If you wish to implement this in a future release, you must also
// enable the corresponding logic in app_stats_mac.C by defining
// GET_NON_BOINC_INFO to 1
//
void procinfo_other(PROCINFO& pi, vector<PROCINFO>& piv) {
// AppStat returned total for all other processes as a single PROCINFO
// struct with id field set to zero.
@ -186,6 +207,8 @@ static int bidirectional_popen(char *path, int *fd) {
if ( (pid = fork()) < 0) {
close(fd[0]);
close(fd[1]);
fd[0] = 0;
fd[1] = 0;
msg_printf(NULL, MSG_ERROR, "%s: fork error\n", appname);
return ERR_FORK;
}