o5r/plan9port
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

various cleanup

Browse source
This commit is contained in:
rsc 2006-02-11 23:38:55 +00:00
parent e4d832222b
commit b5f65921f3
37 changed files with 223 additions and 248 deletions
Download patch file Download diff file Expand all files Collapse all files

46
src/cmd/upas/send/rewrite.c
View file

@ -131,7 +131,7 @@ getrules(void)
String *type;
String *file;
file = abspath("rewrite", unsharp(UPASLIB), (String *)0);
file = abspath("rewrite", UPASLIB, (String *)0);
rfp = sysopen(s_to_c(file), "r", 0);
if(rfp == 0) {
rulep = 0;
@ -168,7 +168,7 @@ findrule(String *addrp, int authorized)
continue;
memset(rp->subexp, 0, sizeof(rp->subexp));
if(debug)
print("matching %s aginst %s\n", s_to_c(addrp), rp->matchre->base);
fprint(2, "matching %s aginst %s\n", s_to_c(addrp), rp->matchre->base);
if(regexec(rp->program, s_to_c(addrp), rp->subexp, NSUBEXP))
if(s_to_c(addrp) == rp->subexp[0].s.sp)
if((s_to_c(addrp) + strlen(s_to_c(addrp))) == rp->subexp[0].e.ep)
@ -203,17 +203,45 @@ rewrite(dest *dp, message *mp)
dp->repl2 = substitute(rp->repl2, rp->subexp, mp);
dp->status = rp->type;
if(debug){
print("\t->");
fprint(2, "\t->");
if(dp->repl1)
print("%s", s_to_c(dp->repl1));
fprint(2, "%s", s_to_c(dp->repl1));
if(dp->repl2)
print("%s", s_to_c(dp->repl2));
print("\n");
fprint(2, "%s", s_to_c(dp->repl2));
fprint(2, "\n");
}
s_free(lower);
return 0;
}
/* stolen from rc/lex.c */
static int
idchr(int c)
{
return c>' ' && !strchr("!\"#$%&'()+,-./:;<=>?@[\\]^`{|}~", c);
}
static char*
getrcvar(char* p, char** rv)
{
char* p0;
char buf[128];
char* bufe;
*rv = 0;
p0=p;
bufe=buf+sizeof buf-1;
while(p<bufe && idchr(*p))
p++;
memcpy(buf, p0, p-p0);
buf[p-p0]=0;
*rv = getenv(buf);
if (debug)
fprint(2, "varsubst: %s → %s\n", buf, *rv);
return p;
}
static String *
substitute(String *source, Resub *subexp, message *mp)
{
@ -264,11 +292,15 @@ substitute(String *source, Resub *subexp, message *mp)
s_putc(stp, *sp);
break;
}
} else if(*sp == '&') {
} else if(*sp == '&') {
if(subexp[0].s.sp != 0)
for (s = subexp[0].s.sp;
s < subexp[0].e.ep; s++)
s_putc(stp, *s);
} else if(*sp == '$') {
sp = getrcvar(sp+1, &s);
s_append(stp, s);
free(s);
} else
s_putc(stp, *sp);
sp++;