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11972 resync smatch
@@ -1,7 +1,8 @@
/*
* Copyright (C) 2018 Oracle.
+ * Copyright 2019 Joyent, Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
@@ -16,19 +17,22 @@
*/
#include "smatch.h"
#include <fcntl.h>
#include <unistd.h>
+#ifdef __sun
#include <sys/procfs.h>
+#endif
static int my_id;
-static int my_fd = -2;
static unsigned long max_size;
+#ifdef __sun
unsigned long get_mem_kb(void)
{
+ static int my_fd = -2;
prpsinfo_t pbuf;
if (my_fd == -2) {
/* Do not repeatedly attempt this if it fails. */
my_fd = open("/proc/self/psinfo", O_RDONLY);
@@ -41,11 +45,29 @@
return (0);
}
return (pbuf.pr_rssize);
}
+#else
+unsigned long get_mem_kb(void)
+{
+ FILE *file;
+ char buf[1024] = "0";
+ unsigned long size;
+ file = fopen("/proc/self/statm", "r");
+ if (!file)
+ return 0;
+ fread(buf, 1, sizeof(buf), file);
+ fclose(file);
+
+ size = strtoul(buf, NULL, 10);
+ size = size * sysconf(_SC_PAGESIZE) / 1024;
+ return size;
+}
+#endif
+
static void match_end_func(struct symbol *sym)
{
unsigned long size;
if (option_mem) {