int
main (int argc, char **argv)
{
int opt;
bool dry_run = false;
bool disable_ioctl = false;
#define LIB_GL_OPT (CHAR_MAX + 1)
#define LIB_EGL_OPT (CHAR_MAX + 2)
#define DEBUG_CTX_OPT (CHAR_MAX + 3)
#define NCURSES_OPT (CHAR_MAX + 4)
#define DRY_RUN_OPT (CHAR_MAX + 5)
#define DISABLE_IOCTL_OPT (CHAR_MAX + 6)
#define FAKE_OPT (CHAR_MAX + 7)
#define GPUTOP_SCISSOR_TEST (CHAR_MAX + 8)
#define PORT_OPT (CHAR_MAX + 9)
/* The initial '+' means that getopt will stop looking for
* options after the first non-option argument. */
const char *short_options="+h";
const struct option long_options[] = {
{"help", no_argument, 0, 'h'},
{"dry-run", no_argument, 0, DRY_RUN_OPT},
{"fake", no_argument, 0, FAKE_OPT},
{"disable-ioctl-intercept", optional_argument, 0, DISABLE_IOCTL_OPT},
#ifdef SUPPORT_GL
{"libgl", optional_argument, 0, LIB_GL_OPT},
{"libegl", optional_argument, 0, LIB_EGL_OPT},
{"debug-gl-context", no_argument, 0, DEBUG_CTX_OPT},
{"enable-gl-scissor-test", optional_argument, 0, GPUTOP_SCISSOR_TEST},
#endif
{"ncurses", no_argument, 0, NCURSES_OPT},
{"port", required_argument, 0, PORT_OPT},
{0, 0, 0, 0}
};
char *ld_preload_path;
char *gputop_system_args[] = {
get_gputop_system_path(),
NULL
};
char **args = argv;
int err;
int i;
while ((opt = getopt_long(argc, argv, short_options, long_options, NULL))
!= -1)
{
switch (opt) {
case 'h':
usage();
return 0;
case DRY_RUN_OPT:
dry_run = true;
break;
case FAKE_OPT:
setenv("GPUTOP_FAKE_MODE", "1", true);
break;
case DISABLE_IOCTL_OPT:
disable_ioctl = true;
break;
#ifdef SUPPORT_GL
case LIB_GL_OPT:
setenv("GPUTOP_GL_LIBRARY", optarg, true);
break;
case LIB_EGL_OPT:
setenv("GPUTOP_EGL_LIBRARY", optarg, true);
break;
case DEBUG_CTX_OPT:
setenv("GPUTOP_GL_DEBUG_CONTEXT", "1", true);
break;
case GPUTOP_SCISSOR_TEST:
setenv("GPUTOP_GL_SCISSOR_TEST", "1", true);
break;
#endif
case NCURSES_OPT:
setenv("GPUTOP_MODE", "ncurses", true);
break;
case PORT_OPT:
setenv("GPUTOP_PORT", optarg, true);
break;
default:
fprintf(stderr, "Internal error: "
"unexpected getopt value: %d\n", opt);
exit (1);
}
}
if (optind >= argc) {
/* If no program is given then launch a dummy "test
* application" so gputop can also be used for analysing
* system wide metrics. */
args = gputop_system_args;
optind = 0;
argc = 1;
}
if (!disable_ioctl)
env_resolve_append_lib_path("LD_PRELOAD", "libgputop.so");
#ifdef SUPPORT_GL
env_resolve_append_lib_path("LD_PRELOAD", "libfakeGL.so");
if (!getenv("GPUTOP_GL_LIBRARY")) {
bool found = resolve_lib_path_for_env("libGL.so.1", "glClear", "GPUTOP_GL_LIBRARY");
if (!found) {
fprintf(stderr, "Could not resolve a path for the system libGL.so library\n");
exit(0);
}
}
if (!getenv("GPUTOP_EGL_LIBRARY"))
resolve_lib_path_for_env("libEGL.so.1", "eglGetDisplay", "GPUTOP_EGL_LIBRARY");
#endif
setup_web_root_env();
/*
* Print out the environment that we are setting up...
*/
if (dry_run)
fprintf(stderr, "\nWould run:\n\n");
else
fprintf(stderr, "Running:\n\n");
ld_preload_path = getenv("LD_PRELOAD");
if (ld_preload_path)
fprintf(stderr, "LD_PRELOAD=%s \\\n", ld_preload_path);
print_gputop_env_vars();
for (i = optind; i < argc; i++)
fprintf(stderr, "%s ", args[i]);
fprintf(stderr, "\n\n");
fprintf(stderr, "The LD_PRELOAD makes running gdb awkward. Either attach with\n");
fprintf(stderr, "gdb --pid=`pidof %s` or run like:\n\n", args[optind]);
print_gputop_env_vars();
if (ld_preload_path)
fprintf(stderr, "gdb -ex \"set exec-wrapper env 'LD_PRELOAD=%s'\" --args \\\n", ld_preload_path);
else
fprintf(stderr, "gdb --args \\\n");
for (i = optind; i < argc; i++)
fprintf(stderr, "%s ", args[i]);
fprintf(stderr, "\n\n");
fprintf(stderr, "Valgrind can be run like:\n\n");
if (ld_preload_path)
fprintf(stderr, "LD_PRELOAD=%s \\\n", ld_preload_path);
print_gputop_env_vars();
fprintf(stderr, "valgrind --log-file=valgrind-log.txt \\\n");
for (i = optind; i < argc; i++)
fprintf(stderr, "%s ", args[i]);
fprintf(stderr, "\n\n");
if (!dry_run)
{
execvp(args[optind], &args[optind]);
err = errno;
fprintf(stderr, "gputop: Failed to run GL application: \n\n"
" ");
for (i = optind; i < argc; i++)
fprintf(stderr, "%s ", args[i]);
fprintf(stderr, "\n\n%s\n", strerror(err));
}
return 0;
}
int
main (int argc, char **argv)
{
int opt;
bool dry_run = false;
bool disable_ioctl = false;
#define LIB_GL_OPT (CHAR_MAX + 1)
#define LIB_EGL_OPT (CHAR_MAX + 2)
#define DEBUG_CTX_OPT (CHAR_MAX + 3)
#define REMOTE_OPT (CHAR_MAX + 4)
#define DRY_RUN_OPT (CHAR_MAX + 5)
#define DISABLE_IOCTL_OPT (CHAR_MAX + 6)
#define FAKE_OPT (CHAR_MAX + 7)
/* The initial '+' means that getopt will stop looking for
* options after the first non-option argument. */
const char *short_options="+h";
const struct option long_options[] = {
{"help", no_argument, 0, 'h'},
{"dry-run", no_argument, 0, DRY_RUN_OPT},
{"fake", no_argument, 0, FAKE_OPT},
#ifdef SUPPORT_GL
{"libgl", optional_argument, 0, LIB_GL_OPT},
{"libegl", optional_argument, 0, LIB_EGL_OPT},
{"disable-ioctl-intercept", optional_argument, 0, DISABLE_IOCTL_OPT},
{"debug-context", no_argument, 0, DEBUG_CTX_OPT},
#endif
#ifdef SUPPORT_WEBUI
{"remote", no_argument, 0, REMOTE_OPT},
#endif
{0, 0, 0, 0}
};
char *ld_preload_path;
char *ld_preload_path_ioctl = "";
char *prev_ld_preload_path;
char *gputop_system_args[] = {
"gputop-system",
NULL
};
char **args = argv;
int err;
int i;
while ((opt = getopt_long(argc, argv, short_options, long_options, NULL))
!= -1)
{
switch (opt) {
case 'h':
usage();
return 0;
case LIB_GL_OPT:
setenv("GPUTOP_GL_LIBRARY", optarg, true);
break;
case LIB_EGL_OPT:
setenv("GPUTOP_EGL_LIBRARY", optarg, true);
break;
case DEBUG_CTX_OPT:
setenv("GPUTOP_FORCE_DEBUG_CONTEXT", "1", true);
break;
case REMOTE_OPT:
setenv("GPUTOP_MODE", "remote", true);
break;
case DRY_RUN_OPT:
dry_run = true;
break;
case DISABLE_IOCTL_OPT:
disable_ioctl = true;
break;
case FAKE_OPT:
setenv("GPUTOP_FAKE_MODE", "1", true);
break;
default:
fprintf (stderr, "Internal error: "
"unexpected getopt value: %d\n", opt);
exit (1);
}
}
if (optind >= argc) {
/* If no program is given then launch a dummy "test
* application" so gputop can also be used for analysing
* system wide metrics. */
args = gputop_system_args;
optind = 0;
}
prev_ld_preload_path = getenv("LD_PRELOAD");
if (!prev_ld_preload_path)
prev_ld_preload_path= "";
if (!disable_ioctl)
asprintf(&ld_preload_path_ioctl, "%s", "libgputop.so");
asprintf(&ld_preload_path, "%s/libfakeGL.so:%s:%s", GPUTOP_WRAPPER_DIR,
ld_preload_path_ioctl, prev_ld_preload_path);
if (!getenv("GPUTOP_GL_LIBRARY"))
resolve_lib_path_for_env("libGL.so.1", "glClear", "GPUTOP_GL_LIBRARY");
if (!getenv("GPUTOP_EGL_LIBRARY"))
resolve_lib_path_for_env("libEGL.so.1", "eglGetDisplay", "GPUTOP_EGL_LIBRARY");
fprintf(stderr, "LD_PRELOAD=%s \\\n", ld_preload_path);
if (getenv("GPUTOP_GL_LIBRARY"))
fprintf(stderr, "GPUTOP_GL_LIBRARY=%s \\\n", getenv("GPUTOP_GL_LIBRARY"));
if (getenv("GPUTOP_EGL_LIBRARY"))
fprintf(stderr, "GPUTOP_EGL_LIBRARY=%s \\\n", getenv("GPUTOP_EGL_LIBRARY"));
if (getenv("GPUTOP_FORCE_DEBUG_CONTEXT"))
fprintf(stderr, "GPUTOP_FORCE_DEBUG_CONTEXT=%s \\\n", getenv("GPUTOP_FORCE_DEBUG_CONTEXT"));
if (getenv("GPUTOP_MODE"))
fprintf(stderr, "GPUTOP_MODE=%s \\\n", getenv("GPUTOP_MODE"));
if (getenv("GPUTOP_FAKE_MODE"))
fprintf(stderr, "GPUTOP_FAKE_MODE=%s \\\n", getenv("GPUTOP_FAKE_MODE"));
fprintf(stderr, "%s\n", args[optind]);
setenv("LD_PRELOAD", ld_preload_path, true);
free(ld_preload_path);
if (!dry_run)
{
execvp(args[optind], &args[optind]);
err = errno;
fprintf(stderr, "gputop: Failed to run GL application: \n\n"
" ");
for (i = optind; i < argc; i++)
fprintf(stderr, "%s ", args[i]);
fprintf(stderr, "\n\n%s\n", strerror(err));
}
return 0;
}
