External/libvirt
1
0
Fork 0
mirror of https://gitlab.com/libvirt/libvirt.git synced 2024-10-01 20:05:46 +00:00
Code Issues Packages Projects Releases Wiki Activity

commandhelper: Factor out printFds

Browse Source 
Signed-off-by: Tim Wiederhake <twiederh@redhat.com>
Reviewed-by: Peter Krempa <pkrempa@redhat.com>
This commit is contained in:
Tim Wiederhake 2021-02-01 12:27:54 +01:00 committed by Peter Krempa
parent 7aa36ccacc
commit 6fedbe37a2
1 changed files with 24 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

37
tests/commandhelper.c
View File

@ -140,10 +140,32 @@ static int printEnvironment(FILE *log)
return ret;
}
static int printFds(FILE *log)
{
long int open_max = sysconf(_SC_OPEN_MAX);
size_t i;
if (open_max < 0)
return -1;
for (i = 0; i < open_max; i++) {
int ignore;
if (i == fileno(log))
continue;
if (fcntl(i, F_GETFD, &ignore) == -1 && errno == EBADF)
continue;
fprintf(log, "FD:%zu\n", i);
}
return 0;
}
int main(int argc, char **argv) {
struct Arguments *args = parseArguments(argc, argv);
size_t i;
int open_max;
char *cwd;
FILE *log = fopen(abs_builddir "/commandhelper.log", "w");
int ret = EXIT_FAILURE;
@ -162,19 +184,8 @@ int main(int argc, char **argv) {
if (printEnvironment(log) != 0)
goto cleanup;
open_max = sysconf(_SC_OPEN_MAX);
if (open_max < 0)
if (printFds(log) != 0)
goto cleanup;
for (i = 0; i < open_max; i++) {
int f;
int closed;
if (i == fileno(log))
continue;
closed = fcntl(i, F_GETFD, &f) == -1 &&
errno == EBADF;
if (!closed)
fprintf(log, "FD:%zu\n", i);
}
while (true) {
bool daemonized = getpgrp() != getppid();