#include <pthread.h>
#include <dlfcn.h>

#include "../util/cache.h"
#include "../util/debug.h"
#include "../util/hist.h"

pthread_mutex_t ui__lock = PTHREAD_MUTEX_INITIALIZER;
void *perf_gtk_handle;

#ifdef HAVE_GTK2_SUPPORT
static int setup_gtk_browser(void)
{
	int (*perf_ui_init)(void);

	if (perf_gtk_handle)
		return 0;

	perf_gtk_handle = dlopen(PERF_GTK_DSO, RTLD_LAZY);
	if (perf_gtk_handle == NULL) {
		char buf[PATH_MAX];
		scnprintf(buf, sizeof(buf), "%s/%s", LIBDIR, PERF_GTK_DSO);
		perf_gtk_handle = dlopen(buf, RTLD_LAZY);
	}
	if (perf_gtk_handle == NULL)
		return -1;

	perf_ui_init = dlsym(perf_gtk_handle, "perf_gtk__init");
	if (perf_ui_init == NULL)
		goto out_close;

	if (perf_ui_init() == 0)
		return 0;

out_close:
	dlclose(perf_gtk_handle);
	return -1;
}

static void exit_gtk_browser(bool wait_for_ok)
{
	void (*perf_ui_exit)(bool);

	if (perf_gtk_handle == NULL)
		return;

	perf_ui_exit = dlsym(perf_gtk_handle, "perf_gtk__exit");
	if (perf_ui_exit == NULL)
		goto out_close;

	perf_ui_exit(wait_for_ok);

out_close:
	dlclose(perf_gtk_handle);

	perf_gtk_handle = NULL;
}
#else
static inline int setup_gtk_browser(void) { return -1; }
static inline void exit_gtk_browser(bool wait_for_ok __maybe_unused) {}
#endif

int stdio__config_color(const struct option *opt __maybe_unused,
			const char *mode, int unset __maybe_unused)
{
	perf_use_color_default = perf_config_colorbool("color.ui", mode, -1);
	return 0;
}

void setup_browser(bool fallback_to_pager)
{
	if (use_browser < 2 && (!isatty(1) || dump_trace))
		use_browser = 0;

	/* default to TUI */
	if (use_browser < 0)
		use_browser = 1;

	switch (use_browser) {
	case 2:
		if (setup_gtk_browser() == 0)
			break;
		printf("GTK browser requested but could not find %s\n",
		       PERF_GTK_DSO);
		sleep(1);
		/* fall through */
	case 1:
		use_browser = 1;
		if (ui__init() == 0)
			break;
		/* fall through */
	default:
		use_browser = 0;
		if (fallback_to_pager)
			setup_pager();
		break;
	}
}

void exit_browser(bool wait_for_ok)
{
	switch (use_browser) {
	case 2:
		exit_gtk_browser(wait_for_ok);
		break;

	case 1:
		ui__exit(wait_for_ok);
		break;

	default:
		break;
	}
}
></td><td class='form'><form class='right' method='get' action='/cgit.cgi/linux/net-next.git/log/drivers/usb/host/xhci-mvebu.h'>
<input type='hidden' name='id' value='c73e44269369e936165f0f9b61f1f09a11dae01c'/><select name='qt'>
<option value='grep'>log msg</option>
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</select>
<input class='txt' type='search' size='10' name='q' value=''/>
<input type='submit' value='search'/>
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</td></tr></table>
<div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/commit/?id=c73e44269369e936165f0f9b61f1f09a11dae01c'>root</a>/<a href='/cgit.cgi/linux/net-next.git/commit/drivers?id=c73e44269369e936165f0f9b61f1f09a11dae01c'>drivers</a>/<a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb?id=c73e44269369e936165f0f9b61f1f09a11dae01c'>usb</a>/<a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/host?id=c73e44269369e936165f0f9b61f1f09a11dae01c'>host</a>/<a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/host/xhci-mvebu.h?id=c73e44269369e936165f0f9b61f1f09a11dae01c'>xhci-mvebu.h</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='id' value='c73e44269369e936165f0f9b61f1f09a11dae01c'/><table><tr><td colspan='2'/></tr><tr><td class='label'>context:</td><td class='ctrl'><select name='context' onchange='this.form.submit();'><option value='1'>1</option><option value='2'>2</option><option value='3' selected='selected'>3</option><option value='4'>4</option><option value='5'>5</option><option value='6'>6</option><option value='7'>7</option><option value='8'>8</option><option value='9'>9</option><option value='10'>10</option><option value='15'>15</option><option value='20'>20</option><option value='25'>25</option><option value='30'>30</option><option value='35'>35</option><option value='40'>40</option></select></td></tr><tr><td class='label'>space:</td><td class='ctrl'><select name='ignorews' onchange='this.form.submit();'><option value='0' selected='selected'>include</option><option value='1'>ignore</option></select></td></tr><tr><td class='label'>mode:</td><td class='ctrl'><select name='dt' onchange='this.form.submit();'><option value='0' selected='selected'>unified</option><option value='1'>ssdiff</option><option value='2'>stat only</option></select></td></tr><tr><td/><td class='ctrl'><noscript><input type='submit' value='reload'/></noscript></td></tr></table></form></div><table summary='commit info' class='commit-info'>
<tr><th>author</th><td>Vincent &lt;vincent.stehle@laposte.net&gt;</td><td class='right'>2017-01-30 15:06:43 +0100</td></tr>
<tr><th>committer</th><td>David S. Miller &lt;davem@davemloft.net&gt;</td><td class='right'>2017-01-31 13:07:40 -0500</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/host/xhci-mvebu.h?id=c73e44269369e936165f0f9b61f1f09a11dae01c'>c73e44269369e936165f0f9b61f1f09a11dae01c</a> (<a href='/cgit.cgi/linux/net-next.git/patch/drivers/usb/host/xhci-mvebu.h?id=c73e44269369e936165f0f9b61f1f09a11dae01c'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?id=c73e44269369e936165f0f9b61f1f09a11dae01c'>e2188e900ba06302f8ed2746cb07edd3efbc5c35</a> /<a href='/cgit.cgi/linux/net-next.git/tree/drivers/usb/host/xhci-mvebu.h?id=c73e44269369e936165f0f9b61f1f09a11dae01c'>drivers/usb/host/xhci-mvebu.h</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/host/xhci-mvebu.h?id=040587af31228d82c52267f717c9fcdb65f36335'>040587af31228d82c52267f717c9fcdb65f36335</a> (<a href='/cgit.cgi/linux/net-next.git/diff/drivers/usb/host/xhci-mvebu.h?id=c73e44269369e936165f0f9b61f1f09a11dae01c&amp;id2=040587af31228d82c52267f717c9fcdb65f36335'>diff</a>)</td></tr></table>
<div class='commit-subject'>net: thunderx: avoid dereferencing xcv when NULL</div><div class='commit-msg'>This fixes the following smatch and coccinelle warnings:

  drivers/net/ethernet/cavium/thunder/thunder_xcv.c:119 xcv_setup_link() error: we previously assumed 'xcv' could be null (see line 118) [smatch]
  drivers/net/ethernet/cavium/thunder/thunder_xcv.c:119:16-20: ERROR: xcv is NULL but dereferenced. [coccinelle]

Fixes: 6465859aba1e66a5 ("net: thunderx: Add RGMII interface type support")
Signed-off-by: Vincent Stehlé &lt;vincent.stehle@laposte.net&gt;
Cc: Sunil Goutham &lt;sgoutham@cavium.com&gt;
Signed-off-by: David S. Miller &lt;davem@davemloft.net&gt;
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?id=c73e44269369e936165f0f9b61f1f09a11dae01c'>Diffstat</a> (limited to 'drivers/usb/host/xhci-mvebu.h')</div><table summary='diffstat' class='diffstat'>