/var/lib/pcp/testsuite/src/pmconvscale.c is in pcp-testsuite 3.9.10.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* pmconvscale - tests bug in pmConvScale
*
* Copyright (c) 1995-2001 Silicon Graphics, Inc. All Rights Reserved.
*/
#include <unistd.h>
#include <pcp/pmapi.h>
#include <pcp/impl.h>
/* default is the "no" dimension case */
pmUnits units = {0, 0, 0, 0, 0, 0};
pmUnits oldunits = {0, 0, 0, 0, 0, 0};
static int sscales[] = { PM_SPACE_GBYTE, PM_SPACE_TBYTE, PM_SPACE_GBYTE, PM_SPACE_MBYTE, PM_SPACE_KBYTE, PM_SPACE_BYTE, PM_SPACE_KBYTE, PM_SPACE_MBYTE };
static int n_sscales = sizeof(sscales) / sizeof(sscales[0]);
static int tscales[] = { PM_TIME_MIN, PM_TIME_HOUR, PM_TIME_MIN, PM_TIME_SEC, PM_TIME_MSEC, PM_TIME_USEC, PM_TIME_NSEC, PM_TIME_USEC, PM_TIME_MSEC, PM_TIME_SEC };
static int n_tscales = sizeof(tscales) / sizeof(tscales[0]);
static int cscales[] = {1, 2, 3, 4, 5, 6, 7, 6, 5, 4, 3, 2, 1, 0, -1, -2, -3, -4, -5, -6, -7, -8, -7, -6, -5, -4, -3, -2, -1, 0 };
static int n_cscales = sizeof(cscales) / sizeof(cscales[0]);
/* just for PBYTE and EBYTE space extensions */
#ifdef HAVE_BITFIELDS_LTOR
pmUnits myunits = { 1, -1, 0, PM_SPACE_EBYTE, PM_TIME_SEC, 0 };
#else
pmUnits myunits = { 0, 0, PM_TIME_SEC, PM_SPACE_EBYTE, 0, -1, 1 };
#endif
int
main(int argc, char **argv)
{
int i, sts;
int mode = 1;
int limit = 0;
pmAtomValue value, newvalue;
char olds[64], news[64];
value.f = 12345678;
if (argc > 1) {
if (argv[1][0] == 'c') {
/* crude, but effective ... the "count" dimension case */
units.dimCount = 1;
mode = 1;
}
else if (argv[1][0] == 's') {
/* crude, but effective ... the "space" dimension case */
units.dimSpace = 1;
units.scaleSpace = PM_SPACE_MBYTE;
mode = 2;
}
else if (argv[1][0] == 'r') {
/* crude, but effective ... the "space/time" dimension case */
units.dimSpace = 1;
units.dimTime = -1;
units.scaleSpace = PM_SPACE_MBYTE;
units.scaleTime = PM_TIME_SEC;
mode = 2;
}
else if (argv[1][0] == 't') {
/* crude, but effective ... the "time" dimension case */
units.dimTime = 1;
units.scaleTime = PM_TIME_SEC;
mode = 3;
}
else if (argv[1][0] == 'x') {
/* PBYTE and EBYTE space extensions */
value.f = 1;
while (myunits.scaleSpace > 0) {
units = myunits;
units.scaleSpace--;
sts = pmConvScale(PM_TYPE_FLOAT, &value, &myunits, &newvalue, &units);
if (sts < 0) {
strcpy(olds, pmUnitsStr(&oldunits));
strcpy(news, pmUnitsStr(&units));
fprintf(stderr, "pmConvScale \"%s\" -> \"%s\" failed: %s\n", olds, news, pmErrStr(sts));
exit(1);
}
printf("%12.1f %s -> ", value.f, pmUnitsStr(&myunits));
printf("%12.1f %s\n", newvalue.f, pmUnitsStr(&units));
myunits.scaleSpace--;
value.f = newvalue.f / 512;
}
value.f *= 512;
while (myunits.scaleSpace < PM_SPACE_EBYTE) {
units = myunits;
units.scaleSpace++;
sts = pmConvScale(PM_TYPE_FLOAT, &value, &myunits, &newvalue, &units);
if (sts < 0) {
strcpy(olds, pmUnitsStr(&oldunits));
strcpy(news, pmUnitsStr(&units));
fprintf(stderr, "pmConvScale \"%s\" -> \"%s\" failed: %s\n", olds, news, pmErrStr(sts));
exit(1);
}
printf("%12.1f %s -> ", value.f, pmUnitsStr(&myunits));
printf("%12.1f %s\n", newvalue.f, pmUnitsStr(&units));
myunits.scaleSpace++;
value.f = newvalue.f * 512;
}
exit(0);
}
}
oldunits = units;
if (mode == 1)
limit = n_cscales;
else if (mode == 2)
limit = n_sscales;
else if (mode == 3)
limit = n_tscales;
for (i=0; i < limit; i++) {
if (mode == 1)
units.scaleCount = cscales[i];
else if (mode == 2)
units.scaleSpace = sscales[i];
else if (mode == 3)
units.scaleTime = tscales[i];
strcpy(olds, pmUnitsStr(&oldunits));
strcpy(news, pmUnitsStr(&units));
sts = pmConvScale(PM_TYPE_FLOAT, &value, &oldunits, &newvalue, &units);
if (sts < 0) {
fprintf(stderr, "pmConvScale \"%s\" -> \"%s\" failed: %s\n", olds, news, pmErrStr(sts));
exit(1);
}
if (mode == 1)
printf("scaleCount=%d old: %12.1f \"%s\" new: %12.1f \"%s\"\n",
units.scaleCount, value.f, olds, newvalue.f, news);
else if (mode == 2)
printf("scaleSpace=%d old: %12.1f \"%s\" new: %12.1f \"%s\"\n",
units.scaleSpace, value.f, olds, newvalue.f, news);
else if (mode == 3)
printf("scaleTime=%d old: %12.1f \"%s\" new: %12.1f \"%s\"\n",
units.scaleTime, value.f, olds, newvalue.f, news);
value.f = newvalue.f;
oldunits = units;
}
exit(0);
}
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