bb7ad4ed64
Fixes Coverity CID 66903 Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
149 lines
3.7 KiB
C
149 lines
3.7 KiB
C
/* pldd.c
|
|
|
|
This file is part of Cygwin.
|
|
|
|
This software is a copyrighted work licensed under the terms of the
|
|
Cygwin license. Please consult the file "CYGWIN_LICENSE" for
|
|
details. */
|
|
|
|
#define WIN32_LEAN_AND_MEAN
|
|
#define UNICODE
|
|
#include <errno.h>
|
|
#include <error.h>
|
|
#include <getopt.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <sys/cygwin.h>
|
|
#include <cygwin/version.h>
|
|
#include <windows.h>
|
|
#include <psapi.h>
|
|
|
|
struct option longopts[] =
|
|
{
|
|
{"help", no_argument, NULL, '?'},
|
|
{"version", no_argument, NULL, 'V'},
|
|
{"usage", no_argument, NULL, 0},
|
|
{0, no_argument, NULL, 0}
|
|
};
|
|
const char *opts = "?V";
|
|
|
|
__attribute__((noreturn))
|
|
static void
|
|
print_help (void)
|
|
{
|
|
printf ("Usage: pldd [OPTION...] PID\n\n"
|
|
"List dynamic shared objects loaded into a process.\n\n"
|
|
" -?, --help Give this help list\n"
|
|
" --usage Give a short usage message\n"
|
|
" -V, --version Print program version\n");
|
|
exit (EXIT_SUCCESS);
|
|
}
|
|
|
|
__attribute__((noreturn))
|
|
static void
|
|
print_usage (void)
|
|
{
|
|
printf ("Usage: pldd [-?V] [--help] [--usage] [--version] PID\n");
|
|
exit (EXIT_SUCCESS);
|
|
}
|
|
|
|
__attribute__((noreturn))
|
|
static void
|
|
print_version ()
|
|
{
|
|
printf ("pldd (cygwin) %d.%d.%d\n"
|
|
"List dynamic shared objects loaded into process.\n"
|
|
"Copyright (C) 2012 Cygwin Authors\n\n"
|
|
"This program comes with NO WARRANTY, to the extent permitted by law.\n"
|
|
"You may redistribute copies of this program under the terms of\n"
|
|
"the Cygwin license. Please consult the CYGWIN_LICENSE file for details.\n",
|
|
CYGWIN_VERSION_DLL_MAJOR / 1000,
|
|
CYGWIN_VERSION_DLL_MAJOR % 1000,
|
|
CYGWIN_VERSION_DLL_MINOR);
|
|
exit (EXIT_SUCCESS);
|
|
}
|
|
|
|
__attribute__((noreturn))
|
|
static void
|
|
print_nargs (void)
|
|
{
|
|
fprintf (stderr, "Exactly one parameter with process ID required.\n"
|
|
"Try `pldd --help' or `pldd --usage' for more information.\n");
|
|
exit (EXIT_FAILURE);
|
|
}
|
|
|
|
int
|
|
main (int argc, char *argv[])
|
|
{
|
|
int optch, pid, winpid, i;
|
|
char *pidfile, *exefile, *exename;
|
|
FILE *fd;
|
|
HANDLE hProcess;
|
|
HMODULE hModules[1024];
|
|
DWORD cbModules;
|
|
|
|
while ((optch = getopt_long (argc, argv, opts, longopts, &optind)) != -1)
|
|
switch (optch)
|
|
{
|
|
case '?':
|
|
print_help ();
|
|
break;
|
|
case 'V':
|
|
print_version ();
|
|
break;
|
|
case 0:
|
|
if (strcmp ("usage", longopts[optind].name) == 0)
|
|
print_usage ();
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
argc -= optind;
|
|
argv += optind;
|
|
if (argc != 1)
|
|
print_nargs ();
|
|
|
|
pid = atoi (argv[0]);
|
|
|
|
if ((pid == 0))
|
|
error (1, 0, "invalid process ID '%s'", argv[0]);
|
|
|
|
pidfile = (char *) malloc (32);
|
|
sprintf (pidfile, "/proc/%d/winpid", pid);
|
|
fd = fopen (pidfile, "rb");
|
|
if (!fd)
|
|
error (1, ENOENT, "cannot open /proc/%d", pid);
|
|
fscanf (fd, "%d", &winpid);
|
|
fclose (fd);
|
|
|
|
exefile = (char *) malloc (32);
|
|
exename = (char *) malloc (MAX_PATH);
|
|
sprintf (exefile, "/proc/%d/exename", pid);
|
|
fd = fopen (exefile, "rb");
|
|
if (!fd)
|
|
error (1, ENOENT, "cannot open /proc/%d", pid);
|
|
fscanf (fd, "%s", exename);
|
|
fclose (fd);
|
|
|
|
hProcess = OpenProcess (PROCESS_QUERY_INFORMATION | PROCESS_VM_READ,
|
|
0, winpid);
|
|
if (!hProcess)
|
|
error (1, EPERM, "cannot attach to process %d", pid);
|
|
|
|
printf ("%d:\t%s\n", pid, exename);
|
|
|
|
EnumProcessModules (hProcess, hModules, sizeof (hModules), &cbModules);
|
|
/* start at 1 to skip the executable itself */
|
|
for (i = 1; i < (cbModules / sizeof (HMODULE)); i++)
|
|
{
|
|
TCHAR winname[MAX_PATH];
|
|
char posixname[MAX_PATH];
|
|
GetModuleFileNameEx (hProcess, hModules[i], winname, MAX_PATH);
|
|
cygwin_conv_path (CCP_WIN_W_TO_POSIX, winname, posixname, MAX_PATH);
|
|
printf ("%s\n", posixname);
|
|
}
|
|
|
|
return 0;
|
|
}
|