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some fixes for update_stat():

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- initialize cpu_info struct properly (a large conkyrc could pollute that memory area)
- allocate info.cpu_usage to cpu_count + 1


git-svn-id: https://conky.svn.sourceforge.net/svnroot/conky/trunk/conky@220 7f574dfc-610e-0410-a909-a81674777703
This commit is contained in:
Johannes Winkelmann 2005-08-27 14:55:10 +00:00
parent 2c8acab933
commit 0727d1e50d
1 changed files with 10 additions and 2 deletions
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12
src/linux.c
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@ -320,13 +320,14 @@ void update_total_processes()
update_sysinfo(); update_sysinfo();
} }
#define CPU_SAMPLE_COUNT 15
struct cpu_info { struct cpu_info {
unsigned int cpu_user; unsigned int cpu_user;
unsigned int cpu_system; unsigned int cpu_system;
unsigned int cpu_nice; unsigned int cpu_nice;
double last_cpu_sum; double last_cpu_sum;
int clock_ticks; int clock_ticks;
double cpu_val[15]; double cpu_val[CPU_SAMPLE_COUNT];
}; };
static short cpu_setup = 0; static short cpu_setup = 0;
static int rep; static int rep;
@ -354,7 +355,7 @@ void get_cpu_count()
info.cpu_count++; info.cpu_count++;
} }
} }
info.cpu_usage = malloc(info.cpu_count * sizeof(float)); info.cpu_usage = malloc((info.cpu_count + 1) * sizeof(float));
} }
@ -371,6 +372,13 @@ inline static void update_stat()
} }
if (cpu == NULL) { if (cpu == NULL) {
cpu = malloc((info.cpu_count + 1) * sizeof(struct cpu_info)); cpu = malloc((info.cpu_count + 1) * sizeof(struct cpu_info));
for (index = 0; index < info.cpu_count + 1; ++index) {
cpu[index].clock_ticks = 0;
cpu[index].last_cpu_sum = 0;
for (i = 0; i < CPU_SAMPLE_COUNT; ++i) {
cpu[index].cpu_val[i] = 0;
}
}
} }
if (stat_fp == NULL) { if (stat_fp == NULL) {
stat_fp = open_file("/proc/stat", &rep); stat_fp = open_file("/proc/stat", &rep);