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#include <config.h> |
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#include <string.h> |
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#include <stdio.h> |
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#include <stdlib.h> |
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#ifdef __sgi |
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#include <unistd.h> |
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#endif |
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#define to_string( s ) # s |
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#define STR_DEFINE(t, s) t = to_string(s) |
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|
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/* |
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* returns an estimate of the resident memory size in kB |
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*/ |
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double residentMem () { |
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FILE* procresults; |
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char* foo; |
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long int myRSS, totRSS; |
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char pscommand[150]; |
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char* psPath; |
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strncpy(pscommand, PSCOMMAND, strlen(PSCOMMAND)); |
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STR_DEFINE(psPath, PSCOMMAND ); |
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// null terminated string is one longer.... |
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strncpy(pscommand, psPath, strlen(psPath)+1); |
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#if PSTYPE == BSD |
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#ifdef PSTYPE_IS_BSD |
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strcat(pscommand, " ax -o rss"); |
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#else |
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#ifdef PSTYPE_IS_POSIX |
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strcat(pscommand, " -ef -o rss"); |
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#else |
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printf("Unknown ps syntax!\n"); |
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#endif |
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#endif |
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printf("doing %s\n", pscommand); |
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procresults = popen(pscommand, "r"); |
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totRSS = 0; |
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} |
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pclose(procresults); |
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#ifdef __sgi |
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// Damn IRIX machines uses pages for RSS and pagesize is variable |
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// depending on version of the OS. |
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totRSS *= getpagesize() / 1024; |
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#endif |
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//return in byte |
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totRSS *= 1024; |
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return(totRSS); |
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} |
