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fix clang warnings reported by Tuncer Ayaz

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R=rsc
http://codereview.appspot.com/6744054
This commit is contained in:
Russ Cox 2012-10-21 11:25:08 -04:00
parent 34d629c857
commit 0cfb376070
24 changed files with 586 additions and 588 deletions
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12
src/lib9/zoneinfo.c
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@ -36,7 +36,7 @@ readtzfile(char *file)
fd = open(file, OREAD);
if (fd<0)
return nil;
d = dirfstat(fd);
d = dirfstat(fd);
if (d==nil)
return nil;
p = malloc(d->length);
@ -118,21 +118,19 @@ readtimezone(void)
char *tmp;
z.timecnt = 0;
switch (zonefile==nil) {
default:
if(zonefile==nil) {
if ((tmp=getenv("timezone"))!=nil) {
tzdata = readtzfile(tmp);
free(tmp);
break;
goto havedata;
}
zonefile = "/etc/localtime";
/* fall through */
case 0:
tzdata = readtzfile(zonefile);
}
tzdata = readtzfile(zonefile);
if (tzdata==nil)
return;
havedata:
if (strncmp("TZif", (char*)tzdata, 4)!=0)
goto errfree;