diff options
Diffstat (limited to 'procps')
| -rw-r--r-- | procps/top.c | 56 |
1 files changed, 27 insertions, 29 deletions
diff --git a/procps/top.c b/procps/top.c index 494509c7c..c02a959e0 100644 --- a/procps/top.c +++ b/procps/top.c @@ -212,6 +212,31 @@ static void do_stats(void) } #endif /* FEATURE_TOP_CPU_USAGE_PERCENTAGE */ +#if ENABLE_FEATURE_TOP_CPU_GLOBAL_PERCENTS && ENABLE_FEATURE_TOP_DECIMALS +/* formats 7 char string (8 with terminating NUL) */ +static char *fmt_100percent_8(char pbuf[8], unsigned value, unsigned total) +{ + unsigned t; + if (value >= total) { /* 100% ? */ + strcpy(pbuf, " 100% "); + return pbuf; + } + /* else generate " [N/space]N.N% " string */ + value = 1000 * value / total; + t = value / 100; + value = value % 100; + pbuf[0] = ' '; + pbuf[1] = t ? t + '0' : ' '; + pbuf[2] = '0' + (value / 10); + pbuf[3] = '.'; + pbuf[4] = '0' + (value % 10); + pbuf[5] = '%'; + pbuf[6] = ' '; + pbuf[7] = '\0'; + return pbuf; +} +#endif + /* display generic info (meminfo / loadavg) */ static unsigned long display_generic(int scr_width) { @@ -219,37 +244,10 @@ static unsigned long display_generic(int scr_width) char buf[80]; char scrbuf[80]; unsigned long total, used, mfree, shared, buffers, cached; -#if ENABLE_FEATURE_TOP_DECIMALS || ENABLE_FEATURE_TOP_CPU_GLOBAL_PERCENTS +#if ENABLE_FEATURE_TOP_CPU_GLOBAL_PERCENTS unsigned total_diff; #endif -#if ENABLE_FEATURE_TOP_DECIMALS - /* formats 7 char string (8 with terminating NUL) */ - /* using GCCism (nested function) - we need to access total_diff */ - /* This produces more than 100 bytes smaller code */ - char *fmt_100percent_8(char pbuf[8], unsigned value) - { - unsigned t; - if (value >= total_diff) { /* 100% ? */ - strcpy(pbuf, " 100% "); - return pbuf; - } - /* else generate " [N/space]N.N% " string */ - value = 1000 * value / total_diff; - t = value / 100; - value = value % 100; - pbuf[0] = ' '; - pbuf[1] = t ? t + '0' : ' '; - pbuf[2] = '0' + (value / 10); - pbuf[3] = '.'; - pbuf[4] = '0' + (value % 10); - pbuf[5] = '%'; - pbuf[6] = ' '; - pbuf[7] = '\0'; - return pbuf; - } -#endif - /* read memory info */ fp = xfopen("meminfo", "r"); @@ -316,7 +314,7 @@ static unsigned long display_generic(int scr_width) #if ENABLE_FEATURE_TOP_DECIMALS /* Generated code is approx +0.3k */ #define CALC_STAT(xxx) char xxx[8] -#define SHOW_STAT(xxx) fmt_100percent_8(xxx, (unsigned)(jif.xxx - prev_jif.xxx)) +#define SHOW_STAT(xxx) fmt_100percent_8(xxx, (unsigned)(jif.xxx - prev_jif.xxx), total_diff) #define FMT "%s" #else #define CALC_STAT(xxx) unsigned xxx = 100 * (unsigned)(jif.xxx - prev_jif.xxx) / total_diff |