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Path printing is now much nicer: not having to put it backward

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simplifies it. (Sorry for previous commit, cvs is naughty).
This commit is contained in:
Pavel Machek 2000-04-12 10:34:45 +00:00
parent f7d534cf2e
commit 78c6217c1e
1 changed files with 6 additions and 8 deletions
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14
filter/filter.c
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@ -9,7 +9,7 @@
*
*/
#undef LOCAL_DEBUG
#define LOCAL_DEBUG
#include "nest/bird.h"
#include "lib/lists.h"
@ -592,24 +592,22 @@ path_getlen(u8 *p, int len)
}
#define PRINTF(a...) { int l; bsnprintf( buf, 8000, a ); s -= (l = strlen(buf)); if (s<bigbuf) return "Path was much too long"; memcpy(s, buf, l); }
#define PRINTF(a...) { int l; bsnprintf( s, bigbuf+4090-s, a ); s += strlen(s); }
#define COMMA if (first) first = 0; else PRINTF( ", " );
char *
path_format(u8 *p, int len)
{
char bigbuf[4096]; /* Keep it smaller than buf */
char *s = bigbuf+4095;
char buf[8000];
char *s = bigbuf;
int first = 1;
int i;
u8 *q = p+len;
*s-- = 0;
while (p<q) {
switch (*p++) {
case 1: /* This is a set */
len = *p++;
COMMA;
PRINTF( "}" );
PRINTF( "{" );
{
int first = 1;
for (i=0; i<len; i++) {
@ -618,7 +616,7 @@ path_format(u8 *p, int len)
p+=2;
}
}
PRINTF( "{" );
PRINTF( "}" );
break;
case 2: /* This is a sequence */
@ -635,7 +633,7 @@ path_format(u8 *p, int len)
bug("This should not be in path");
}
}
return strdup(s);
return strdup(bigbuf);
}
#undef PRINTF
#undef COMMA