mirror of
https://git.postgresql.org/git/postgresql.git
synced 2024-10-06 09:06:52 +02:00
71 lines
1.1 KiB
C
71 lines
1.1 KiB
C
|
|
||
|
#include <stdio.h>
|
||
|
#include <errno.h>
|
||
|
#include <ctype.h>
|
||
|
#include <stdlib.h>
|
||
|
|
||
|
|
||
|
char *month[] = {
|
||
|
"Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec",NULL
|
||
|
};
|
||
|
|
||
|
char *day[] = { "Sun","Mon","Tue","Wed","Thu","Fri","Sat", NULL };
|
||
|
|
||
|
int num(FILE *f, int min, int max)
|
||
|
{
|
||
|
int x, y, one;
|
||
|
|
||
|
one = x = fgetc(f);
|
||
|
|
||
|
|
||
|
if (x < min)
|
||
|
x = min;
|
||
|
else if (x > max) {
|
||
|
while(x > max)
|
||
|
x /= 2;
|
||
|
return x;
|
||
|
}
|
||
|
|
||
|
do {
|
||
|
y = fgetc(f);
|
||
|
if ((x+y) > max)
|
||
|
return x;
|
||
|
x += y;
|
||
|
} while(--one > 0);
|
||
|
|
||
|
return x;
|
||
|
}
|
||
|
|
||
|
int main(int argc, char **argv)
|
||
|
{
|
||
|
FILE *f;
|
||
|
int count;
|
||
|
|
||
|
if (argc < 5) {
|
||
|
printf("\nUsage: %s <randfile> <num> <prefix> <postfix>\n", argv[0]);
|
||
|
printf("\n(C) Karel Zak - Zakkr 1999\n\n");
|
||
|
exit(1);
|
||
|
}
|
||
|
|
||
|
if ((f = fopen(argv[1], "r")) == NULL) {
|
||
|
perror(argv[1]);
|
||
|
exit(1);
|
||
|
}
|
||
|
|
||
|
count = atoi(argv[2]);
|
||
|
|
||
|
for(; count > 0; --count) {
|
||
|
fprintf(stdout, "%s%s %02d %s %02d:%02d:%02d %d%s\n",
|
||
|
argv[3],
|
||
|
day[ num(f, 0, 6) ],
|
||
|
num(f, 1, 28),
|
||
|
month[ num(f, 0, 11) ],
|
||
|
num(f, 0, 23),
|
||
|
num(f, 0, 59),
|
||
|
num(f, 0, 59),
|
||
|
num(f, 0, 9999),
|
||
|
argv[4]
|
||
|
);
|
||
|
}
|
||
|
exit(0);
|
||
|
}
|