remove even more warnings

64-bit cleanliness issue with auto-NULL-appending macros

CHANGES

@@ -9,6 +9,8 @@
     kernel, socket(PF_INET6,SOCK_STREAM,0) returns EPROTONOSUPPORT
     instead of EPFNOSUPPORT, which basically says "yeah, I know IPv6,
     but TCP?  never heard of it")
+  remove even more warnings
+  64-bit cleanliness issue with auto-NULL-appending macros
 
 0.22:
   uh, the scope_id detection #defined the wrong constant.  libowfat

GNUmakefile

@@ -15,7 +15,7 @@ buffer.a mmap.a taia.a tai.a dns.a case.a mult.a array.a io.a textcode.a
 all: t $(LIBS) libowfat.a libsocket
 
 CC=gcc
-CFLAGS=-pipe -W -Wall -O2 -fomit-frame-pointer
+CFLAGS=-pipe -W -Wall -O2 -g #-fomit-frame-pointer
 #CFLAGS=-pipe -Os -march=pentiumpro -mcpu=pentiumpro -fomit-frame-pointer -fschedule-insns2 -Wall
 
 # CFLAGS += -fstrict-aliasing -Wstrict-aliasing=2

array/array_allocate.c

@@ -56,7 +56,7 @@ void* array_allocate(array* x,uint64 membersize,int64 pos) {
   /* second case of overflow: pos*membersize too large */
   if (__unlikely(!umult64(membersize,pos+1,&wanted))) return 0;
 
-  if (__unlikely(wanted >= x->allocated)) {
+  if (__unlikely(wanted >= (uint64)x->allocated)) {
     /* round up a little */
     if (membersize<8)
       wanted=(wanted+127)&(-128ll);	/* round up to multiple of 128 */

buffer.h

@@ -32,8 +32,8 @@ int buffer_putsflush(buffer* b,const char* x);
 
 int buffer_putm_internal(buffer*b,...);
 int buffer_putm_internal_flush(buffer*b,...);
-#define buffer_putm(b,...) buffer_putm_internal(b,__VA_ARGS__,0)
+#define buffer_putm(b,...) buffer_putm_internal(b,__VA_ARGS__,(char*)0)
-#define buffer_putmflush(b,...) buffer_putm_internal_flush(b,__VA_ARGS__,0)
+#define buffer_putmflush(b,...) buffer_putm_internal_flush(b,__VA_ARGS__,(char*)0)
 
 int buffer_putspace(buffer* b);
 int buffer_putnlflush(buffer* b); /* put \n and flush */

buffer/buffer_get_token.c

@@ -3,7 +3,7 @@
 #include "scan.h"
 
 int buffer_get_token(buffer* b,char* x,unsigned long int len,const char* charset,unsigned long int setlen) {
-  int blen;
+  unsigned long int blen;
 
   for (blen=0;blen<len;++blen) {
     register int r;

buffer/buffer_get_token_pred.c

@@ -4,7 +4,7 @@
 
 int buffer_get_token_pred(buffer* b,char* x,unsigned long int len,
 			  string_predicate p) {
-  int blen;
+  unsigned int blen;
 
   for (blen=0;blen<len;++blen) {
     register int r;

buffer/buffer_getn.c

@@ -2,7 +2,7 @@
 #include "buffer.h"
 
 int buffer_getn(buffer* b,char* x,unsigned long int len) {
-  int blen;
+  unsigned int blen;
 
   for(blen=0;blen<len;++blen) {
     register int r;

buffer/buffer_putalign.c

@@ -2,7 +2,7 @@
 #include "buffer.h"
 
 int buffer_putalign(buffer* b,const char* buf,unsigned long int len) {
-  int tmp;
+  unsigned int tmp;
   while (len>(tmp=b->a-b->p)) {
     byte_copy(b->x+b->p, tmp, buf);
     b->p+=tmp;

buffer/errmsg_writesys.c

@@ -36,9 +36,9 @@ void errmsg_writesys(int fd,const char* message,va_list list) {
   {
     int j;
     for (j=0; j<i+2; ++j)
-      write(2,x[j].iov_base,x[j].iov_len);
+      write(fd,x[j].iov_base,x[j].iov_len);
   }
 #else
-  writev(2,x,i+2);
+  writev(fd,x,i+2);
 #endif
 }

dns/dns_rcip.c

@@ -6,7 +6,7 @@
 #include "ip6.h"
 #include "dns.h"
 
-static stralloc data = {0};
+static stralloc data;
 
 static int init(char ip[256])
 {
@@ -58,7 +58,7 @@ static int init(char ip[256])
   return 0;
 }
 
-static int ok = 0;
+static int ok;
 static unsigned int uses;
 static struct taia deadline;
 static char ip[256]; /* defined if ok */

dns/dns_rcrw.c

@@ -9,14 +9,14 @@
 #include <winsock2.h>
 #endif
 
-static stralloc data = {0};
+static stralloc data;
 
 static int init(stralloc *rules)
 {
   char host[256];
   const char *x;
   int i;
-  int j;
+  unsigned long j;
   int k;
 
   if (!stralloc_copys(rules,"")) return -1;
@@ -75,7 +75,7 @@ static int init(stralloc *rules)
         if (byte_equal("search ",7,data.s + i) || byte_equal("search\t",7,data.s + i) || byte_equal("domain ",7,data.s + i) || byte_equal("domain\t",7,data.s + i)) {
           if (!stralloc_copys(rules,"?:")) return -1;
           i += 7;
-          while (i < j) {
+          while ((unsigned long)i < j) {
             k = byte_chr(data.s + i,j - i,' ');
             k = byte_chr(data.s + i,k,'\t');
             if (!k) { ++i; continue; }
@@ -107,10 +107,10 @@ static int init(stralloc *rules)
   return 0;
 }
 
-static int ok = 0;
+static int ok;
 static unsigned int uses;
 static struct taia deadline;
-static stralloc rules = {0}; /* defined if ok */
+static stralloc rules; /* defined if ok */
 
 int dns_resolvconfrewrite(stralloc *out)
 {

dns/dns_resolve.c

@@ -4,7 +4,7 @@
 #include "dns.h"
 #include "ip6.h"
 
-struct dns_transmit dns_resolve_tx = {0};
+struct dns_transmit dns_resolve_tx;
 
 int dns_resolve(const char *q,const char qtype[2])
 {

dns/dns_transmit.c

@@ -117,7 +117,7 @@ static int thisudp(struct dns_transmit *d)
 	if (randombind(d) == -1) { dns_transmit_free(d); return -1; }
 
 	if (socket_connect6(d->s1 - 1,ip,53,d->scope_id) == 0)
-          if (send(d->s1 - 1,d->query + 2,d->querylen - 2,0) == d->querylen - 2) {
+	  if (send(d->s1 - 1,d->query + 2,d->querylen - 2,0) == (long)d->querylen - 2) {
 	    struct taia now;
 	    taia_now(&now);
 	    taia_uint(&d->deadline,timeouts[d->udploop]);
@@ -270,7 +270,7 @@ have sent query to curserver on UDP socket s
       if (errno == ECONNREFUSED) if (d->udploop == 2) return 0;
       return nextudp(d);
     }
-    if (r + 1 > sizeof udpbuf) return 0;
+    if ((unsigned long)r + 1 > sizeof udpbuf) return 0;
 
     if (irrelevant(d,udpbuf,r)) return 0;
     if (serverwantstcp(udpbuf,r)) return firsttcp(d);

errmsg.h

@@ -24,11 +24,11 @@ void errmsg_warnsys(const char* message, ...);
 void errmsg_info(const char* message, ...);
 void errmsg_infosys(const char* message, ...);
 
-#define carp(...) errmsg_warn(__VA_ARGS__,0)
+#define carp(...) errmsg_warn(__VA_ARGS__,(char*)0)
-#define carpsys(...) errmsg_warnsys(__VA_ARGS__,0)
+#define carpsys(...) errmsg_warnsys(__VA_ARGS__,(char*)0)
-#define die(n,...) do { errmsg_warn(__VA_ARGS__,0); exit(n); } while (0)
+#define die(n,...) do { errmsg_warn(__VA_ARGS__,(char*)0); exit(n); } while (0)
-#define diesys(n,...) do { errmsg_warnsys(__VA_ARGS__,0); exit(n); } while (0)
+#define diesys(n,...) do { errmsg_warnsys(__VA_ARGS__,(char*)0); exit(n); } while (0)
-#define msg(...) errmsg_info(__VA_ARGS__,0);
+#define msg(...) errmsg_info(__VA_ARGS__,(char*)0);
-#define msgsys(...) errmsg_infosys(__VA_ARGS__,0);
+#define msgsys(...) errmsg_infosys(__VA_ARGS__,(char*)0);
 
 #endif

fmt/fmt_fill.c

@@ -9,7 +9,7 @@ unsigned long fmt_fill(char* dest,unsigned long srclen,unsigned long padlen,unsi
   char* olddest=dest;
   char* max=dest+maxlen;
   if (dest==0) {
-    int sum=srclen>padlen?srclen:padlen;
+    unsigned long sum=srclen>padlen?srclen:padlen;
     return sum>maxlen?maxlen:sum;
   }
   dest+=srclen;

fmt/fmt_pad.c

@@ -10,7 +10,7 @@ unsigned long fmt_pad(char* dest,const char* src,unsigned long srclen,unsigned l
   char* max=dest+maxlen;
   todo=padlen-srclen;
   if (dest==0) {
-    int sum=srclen>padlen?srclen:padlen;
+    unsigned long sum=srclen>padlen?srclen:padlen;
     return sum>maxlen?maxlen:sum;
   }
   for (; todo>0; --todo) {

scan/scan_httpdate.c

@@ -2,6 +2,7 @@
 #include "byte.h"
 #include "case.h"
 #define _GNU_SOURCE
+#define __deprecated__
 #include <time.h>
 #include <stdlib.h>
 

socket/scan_ip6.c

@@ -17,8 +17,8 @@ unsigned int scan_ip6(const char *s,char ip[16])
   unsigned long u;
 
   char suffix[16];
-  int prefixlen=0;
+  unsigned int prefixlen=0;
-  int suffixlen=0;
+  unsigned int suffixlen=0;
 
   if ((i=scan_ip4(s,ip+12))) {
     for (len=0; len<12; ++len) ip[len]=V4mappedprefix[len];

stralloc.h

@@ -68,8 +68,8 @@ void stralloc_zero(stralloc* sa);
 /* like stralloc_cats but can cat more than one string at once */
 int stralloc_catm_internal(stralloc* sa,...);
 
-#define stralloc_catm(sa,...) stralloc_catm_internal(sa,__VA_ARGS__,0)
+#define stralloc_catm(sa,...) stralloc_catm_internal(sa,__VA_ARGS__,(char*)0)
-#define stralloc_copym(sa,...) (stralloc_zero(sa) && stralloc_catm_internal(sa,__VA_ARGS__,0))
+#define stralloc_copym(sa,...) (stralloc_zero(sa) && stralloc_catm_internal(sa,__VA_ARGS__,(char*)0))
 
 /* stralloc_cat is analogous to stralloc_copy */
 int stralloc_cat(stralloc* sa,stralloc* in);

unix/iopause.c

@@ -11,7 +11,7 @@ void iopause(iopause_fd *x,unsigned int len,struct taia *deadline,struct taia *s
   struct taia t;
   int millisecs;
   double d;
-  int i;
+  unsigned int i;
 
   if (taia_less(deadline,stamp))
     millisecs = 0;