[hackers] [quark] Rename s to srv || Laslo Hunhold

From: <git_AT_suckless.org>
Date: Sun, 23 Aug 2020 11:03:23 +0200 (CEST)

commit 1ccaac023caa4ae415041c190516b0f7ae6ba647
Author: Laslo Hunhold <dev_AT_frign.de>
AuthorDate: Sun Aug 23 11:02:38 2020 +0200
Commit: Laslo Hunhold <dev_AT_frign.de>
CommitDate: Sun Aug 23 11:03:18 2020 +0200

    Rename s to srv
    
    This improves readability a bit and helps iron out confusions with
    status-variables called s in other methods.
    
    Signed-off-by: Laslo Hunhold <dev_AT_frign.de>

diff --git a/http.c b/http.c
index 7bf682d..b6b1ab7 100644
--- a/http.c
+++ b/http.c
_AT_@ -549,7 +549,7 @@ parse_range(const char *str, size_t size, size_t *lower, size_t *upper)
 
 enum status
 http_prepare_response(const struct request *req, struct response *res,
- const struct server *s)
+ const struct server *srv)
 {
         enum status returnstatus;
         struct in6_addr addr;
_AT_@ -573,16 +573,16 @@ http_prepare_response(const struct request *req, struct response *res,
 
         /* match vhost */
         vhost = NULL;
- if (s->vhost) {
- for (i = 0; i < s->vhost_len; i++) {
- if (!regexec(&(s->vhost[i].re), req->field[REQ_HOST],
+ if (srv->vhost) {
+ for (i = 0; i < srv->vhost_len; i++) {
+ if (!regexec(&(srv->vhost[i].re), req->field[REQ_HOST],
                                      0, NULL, 0)) {
                                 /* we have a matching vhost */
- vhost = &(s->vhost[i]);
+ vhost = &(srv->vhost[i]);
                                 break;
                         }
                 }
- if (i == s->vhost_len) {
+ if (i == srv->vhost_len) {
                         return S_NOT_FOUND;
                 }
 
_AT_@ -594,19 +594,19 @@ http_prepare_response(const struct request *req, struct response *res,
         }
 
         /* apply URI prefix mapping */
- for (i = 0; i < s->map_len; i++) {
- len = strlen(s->map[i].from);
- if (!strncmp(realuri, s->map[i].from, len)) {
+ for (i = 0; i < srv->map_len; i++) {
+ len = strlen(srv->map[i].from);
+ if (!strncmp(realuri, srv->map[i].from, len)) {
                         /* match canonical host if vhosts are enabled and
                          * the mapping specifies a canonical host */
- if (s->vhost && s->map[i].chost &&
- strcmp(s->map[i].chost, vhost->chost)) {
+ if (srv->vhost && srv->map[i].chost &&
+ strcmp(srv->map[i].chost, vhost->chost)) {
                                 continue;
                         }
 
                         /* swap out URI prefix */
                         memmove(realuri, realuri + len, strlen(realuri) + 1);
- if (prepend(realuri, LEN(realuri), s->map[i].to)) {
+ if (prepend(realuri, LEN(realuri), srv->map[i].to)) {
                                 return S_REQUEST_TOO_LARGE;
                         }
                         break;
_AT_@ -648,7 +648,7 @@ http_prepare_response(const struct request *req, struct response *res,
          * redirect if the original URI and the "real" URI differ or if
          * the requested host is non-canonical
          */
- if (strcmp(req->uri, realuri) || (s->vhost && vhost &&
+ if (strcmp(req->uri, realuri) || (srv->vhost && vhost &&
             strcmp(req->field[REQ_HOST], vhost->chost))) {
                 res->status = S_MOVED_PERMANENTLY;
 
_AT_@ -656,14 +656,14 @@ http_prepare_response(const struct request *req, struct response *res,
                 encode(realuri, tmpuri);
 
                 /* determine target location */
- if (s->vhost) {
+ if (srv->vhost) {
                         /* absolute redirection URL */
                         targethost = req->field[REQ_HOST][0] ? vhost->chost ?
- vhost->chost : req->field[REQ_HOST] : s->host ?
- s->host : "localhost";
+ vhost->chost : req->field[REQ_HOST] :
+ srv->host ? srv->host : "localhost";
 
                         /* do we need to add a port to the Location? */
- hasport = s->port && strcmp(s->port, "80");
+ hasport = srv->port && strcmp(srv->port, "80");
 
                         /* RFC 2732 specifies to use brackets for IPv6-addresses
                          * in URLs, so we need to check if our host is one and
_AT_@ -680,7 +680,7 @@ http_prepare_response(const struct request *req, struct response *res,
                                       ipv6host ? "[" : "",
                                       targethost,
                                       ipv6host ? "]" : "", hasport ? ":" : "",
- hasport ? s->port : "", tmpuri)) {
+ hasport ? srv->port : "", tmpuri)) {
                                 return S_REQUEST_TOO_LARGE;
                         }
                 } else {
_AT_@ -715,13 +715,13 @@ http_prepare_response(const struct request *req, struct response *res,
                  * the URI
                  */
                 if (esnprintf(tmpuri, sizeof(tmpuri), "%s%s",
- req->uri, s->docindex)) {
+ req->uri, srv->docindex)) {
                         return S_REQUEST_TOO_LARGE;
                 }
 
                 /* stat the docindex, which must be a regular file */
                 if (stat(RELPATH(tmpuri), &st) < 0 || !S_ISREG(st.st_mode)) {
- if (s->listdirs) {
+ if (srv->listdirs) {
                                 /* serve directory listing */
                                 res->type = RESTYPE_DIRLISTING;
                                 res->status = (access(res->path, R_OK)) ?
diff --git a/main.c b/main.c
index f292506..110af1a 100644
--- a/main.c
+++ b/main.c
_AT_@ -24,7 +24,7 @@
 static char *udsname;
 
 static void
-serve(int infd, const struct sockaddr_storage *in_sa, const struct server *s)
+serve(int infd, const struct sockaddr_storage *in_sa, const struct server *srv)
 {
         struct connection c = { .fd = infd };
         time_t t;
_AT_@ -40,7 +40,7 @@ serve(int infd, const struct sockaddr_storage *in_sa, const struct server *s)
         /* handle request */
         if ((status = http_recv_header(c.fd, c.header, LEN(c.header), &c.off)) ||
             (status = http_parse_header(c.header, &c.req)) ||
- (status = http_prepare_response(&c.req, &c.res, s))) {
+ (status = http_prepare_response(&c.req, &c.res, srv))) {
                 status = http_send_status(c.fd, status);
         } else {
                 status = http_send_header(c.fd, &c.res);
_AT_@ -189,7 +189,7 @@ main(int argc, char *argv[])
         struct group *grp = NULL;
         struct passwd *pwd = NULL;
         struct rlimit rlim;
- struct server s = {
+ struct server srv = {
                 .docindex = "index.html",
         };
         struct sockaddr_storage in_sa;
_AT_@ -213,28 +213,28 @@ main(int argc, char *argv[])
                 group = EARGF(usage());
                 break;
         case 'h':
- s.host = EARGF(usage());
+ srv.host = EARGF(usage());
                 break;
         case 'i':
- s.docindex = EARGF(usage());
- if (strchr(s.docindex, '/')) {
+ srv.docindex = EARGF(usage());
+ if (strchr(srv.docindex, '/')) {
                         die("The document index must not contain '/'");
                 }
                 break;
         case 'l':
- s.listdirs = 1;
+ srv.listdirs = 1;
                 break;
         case 'm':
                 if (spacetok(EARGF(usage()), tok, 3) || !tok[0] || !tok[1]) {
                         usage();
                 }
- if (!(s.map = reallocarray(s.map, ++s.map_len,
+ if (!(srv.map = reallocarray(srv.map, ++srv.map_len,
                                            sizeof(struct map)))) {
                         die("reallocarray:");
                 }
- s.map[s.map_len - 1].from = tok[0];
- s.map[s.map_len - 1].to = tok[1];
- s.map[s.map_len - 1].chost = tok[2];
+ srv.map[srv.map_len - 1].from = tok[0];
+ srv.map[srv.map_len - 1].to = tok[1];
+ srv.map[srv.map_len - 1].chost = tok[2];
                 break;
         case 'n':
                 maxnprocs = strtonum(EARGF(usage()), 1, INT_MAX, &err);
_AT_@ -243,7 +243,7 @@ main(int argc, char *argv[])
                 }
                 break;
         case 'p':
- s.port = EARGF(usage());
+ srv.port = EARGF(usage());
                 break;
         case 'U':
                 udsname = EARGF(usage());
_AT_@ -256,14 +256,14 @@ main(int argc, char *argv[])
                     !tok[2]) {
                         usage();
                 }
- if (!(s.vhost = reallocarray(s.vhost, ++s.vhost_len,
- sizeof(struct vhost)))) {
+ if (!(srv.vhost = reallocarray(srv.vhost, ++srv.vhost_len,
+ sizeof(*srv.vhost)))) {
                         die("reallocarray:");
                 }
- s.vhost[s.vhost_len - 1].chost = tok[0];
- s.vhost[s.vhost_len - 1].regex = tok[1];
- s.vhost[s.vhost_len - 1].dir = tok[2];
- s.vhost[s.vhost_len - 1].prefix = tok[3];
+ srv.vhost[srv.vhost_len - 1].chost = tok[0];
+ srv.vhost[srv.vhost_len - 1].regex = tok[1];
+ srv.vhost[srv.vhost_len - 1].dir = tok[2];
+ srv.vhost[srv.vhost_len - 1].prefix = tok[3];
                 break;
         default:
                 usage();
_AT_@ -274,7 +274,7 @@ main(int argc, char *argv[])
         }
 
         /* can't have both host and UDS but must have one of port or UDS*/
- if ((s.host && udsname) || !(s.port || udsname)) {
+ if ((srv.host && udsname) || !(srv.port || udsname)) {
                 usage();
         }
 
_AT_@ -284,11 +284,11 @@ main(int argc, char *argv[])
         }
 
         /* compile and check the supplied vhost regexes */
- for (i = 0; i < s.vhost_len; i++) {
- if (regcomp(&s.vhost[i].re, s.vhost[i].regex,
+ for (i = 0; i < srv.vhost_len; i++) {
+ if (regcomp(&srv.vhost[i].re, srv.vhost[i].regex,
                             REG_EXTENDED | REG_ICASE | REG_NOSUB)) {
                         die("regcomp '%s': invalid regex",
- s.vhost[i].regex);
+ srv.vhost[i].regex);
                 }
         }
 
_AT_@ -317,7 +317,7 @@ main(int argc, char *argv[])
 
         /* bind socket */
         insock = udsname ? sock_get_uds(udsname, pwd->pw_uid, grp->gr_gid) :
- sock_get_ips(s.host, s.port);
+ sock_get_ips(srv.host, srv.port);
 
         switch (fork()) {
         case -1:
_AT_@ -380,7 +380,7 @@ main(int argc, char *argv[])
                         /* fork and handle */
                         switch (fork()) {
                         case 0:
- serve(infd, &in_sa, &s);
+ serve(infd, &in_sa, &srv);
                                 exit(0);
                                 break;
                         case -1:
Received on Sun Aug 23 2020 - 11:03:23 CEST

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