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V0.9: Fix the formatting of time values that are less than 1 

This patch is a modification of a user contributed patch that fixes the
time formatting when the time is less than 1 and $timeformat() is used.
This commit is contained in:
Cary R 2012-01-23 18:47:49 -08:00
parent c292f77f28
commit 0210d49cf8
1 changed files with 7 additions and 6 deletions
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13
vpi/sys_display.c
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@ -1,5 +1,5 @@
/*
* Copyright (c) 1999-2011 Stephen Williams (steve@icarus.com)
* Copyright (c) 1999-2012 Stephen Williams (steve@icarus.com)
*
* This source code is free software; you can redistribute it
* and/or modify it in source code form under the terms of the GNU
@ -181,7 +181,6 @@ static char * format_as_string(int ljust, int plus, int ld_zero, int width,
static void get_time(char *rtn, const char *value, int prec,
PLI_INT32 time_units)
{
int head, tail;
int shift = time_units - timeformat_info.units;
/* Strip any leading zeros, but leave a single zero. */
@ -202,7 +201,9 @@ static void get_time(char *rtn, const char *value, int prec,
/* We need to scale the number down. */
} else {
head = strlen(value) + shift;
int len = strlen(value);
int head = len + shift;
int tail;
/* We have digits to the left of the decimal point. */
if (head > 0) {
strncpy(rtn, value, head);
@ -221,18 +222,18 @@ static void get_time(char *rtn, const char *value, int prec,
strcpy(rtn, "0");
if (prec > 0) strcat(rtn, ".");
/* Add leading zeros as needed. */
head = -shift - 1;
head = -head;
if (head > prec) head = prec;
while (head > 0) {
strcat(rtn, "0");
head -= 1;
}
/* Add digits from the value if they fit. */
tail = prec + shift + 1;
tail = prec + len + shift;
if (tail > 0) {
strncat(rtn, value, tail);
/* Add trailing zeros to fill out the precision. */
tail = prec + shift + 1 - strlen(value);
tail = prec + shift + 1 - len;
while (tail > 0) {
strcat(rtn, "0");
tail -= 1;