diff options
Diffstat (limited to 'modules/computer')
| -rw-r--r-- | modules/computer/memory_usage.c | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/modules/computer/memory_usage.c b/modules/computer/memory_usage.c new file mode 100644 index 00000000..041d1591 --- /dev/null +++ b/modules/computer/memory_usage.c @@ -0,0 +1,125 @@ +/* + * HardInfo - Displays System Information + * Copyright (C) 2003-2007 Leandro A. F. Pereira <leandro@hardinfo.org> + * + * 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, version 2. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <string.h> +#include "devices.h" + +GHashTable *memlabels = NULL; + +void scan_memory_do(void) +{ + gchar **keys, *tmp, *tmp_label, *trans_val; + static gint offset = -1; + gint i; + + if (offset == -1) { + /* gah. linux 2.4 adds three lines of data we don't need in + * /proc/meminfo. + * The lines look something like this: + * total: used: free: shared: buffers: cached: + * Mem: 3301101568 1523159040 1777942528 0 3514368 1450356736 + * Swap: 0 0 0 + */ + gchar *os_kernel = module_call_method("computer::getOSKernel"); + if (os_kernel) { + offset = strstr(os_kernel, "Linux 2.4") ? 3 : 0; + g_free(os_kernel); + } else { + offset = 0; + } + } + + g_file_get_contents("/proc/meminfo", &meminfo, NULL, NULL); + + keys = g_strsplit(meminfo, "\n", 0); + + g_free(meminfo); + g_free(lginterval); + + meminfo = g_strdup(""); + lginterval = g_strdup(""); + + for (i = offset; keys[i]; i++) { + gchar **newkeys = g_strsplit(keys[i], ":", 0); + + if (!newkeys[0]) { + g_strfreev(newkeys); + break; + } + + g_strstrip(newkeys[0]); + g_strstrip(newkeys[1]); + + /* try to find a localizable label */ + tmp = g_hash_table_lookup(memlabels, newkeys[0]); + if (tmp) + tmp_label = _(tmp); + else + tmp_label = ""; /* or newkeys[0] */ + /* although it doesn't matter... */ + + if (strstr(newkeys[1], "kB")) { + trans_val = g_strdup_printf("%d %s", atoi(newkeys[1]), _("KiB") ); + } else { + trans_val = strdup(newkeys[1]); + } + + moreinfo_add_with_prefix("DEV", newkeys[0], g_strdup(trans_val)); + + tmp = g_strconcat(meminfo, newkeys[0], "=", trans_val, "|", tmp_label, "\n", NULL); + g_free(meminfo); + meminfo = tmp; + + g_free(trans_val); + + tmp = g_strconcat(lginterval, + "UpdateInterval$", newkeys[0], "=1000\n", NULL); + g_free(lginterval); + lginterval = tmp; + + g_strfreev(newkeys); + } + g_strfreev(keys); +} + +void init_memory_labels(void) +{ + static const struct { + char *proc_label; + char *real_label; + } proc2real[] = { + { "MemTotal", N_("Total Memory") }, + { "MemFree", N_("Free Memory") }, + { "SwapCached", N_("Cached Swap") }, + { "HighTotal", N_("High Memory") }, + { "HighFree", N_("Free High Memory") }, + { "LowTotal", N_("Low Memory") }, + { "LowFree", N_("Free Low Memory") }, + { "SwapTotal", N_("Virtual Memory") }, + { "SwapFree", N_("Free Virtual Memory") }, + { NULL }, + }; + gint i; + + memlabels = g_hash_table_new(g_str_hash, g_str_equal); + + for (i = 0; proc2real[i].proc_label; i++) { + g_hash_table_insert(memlabels, proc2real[i].proc_label, + _(proc2real[i].real_label)); + } +} |