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s/http-server: add options (for persistent port)

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This commit is contained in:
Azat Khuzhin 2018-11-13 10:33:24 +03:00
parent 8c1838beec
commit ed705ba704
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GPG Key ID: B86086848EF8686D
1 changed files with 29 additions and 11 deletions
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40
sample/http-server.c
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@ -20,6 +20,7 @@
#include <winsock2.h> #include <winsock2.h>
#include <ws2tcpip.h> #include <ws2tcpip.h>
#include <windows.h> #include <windows.h>
#include <getopt.h>
#include <io.h> #include <io.h>
#include <fcntl.h> #include <fcntl.h>
#ifndef S_ISDIR #ifndef S_ISDIR
@ -86,6 +87,11 @@ static const struct table_entry {
{ NULL, NULL }, { NULL, NULL },
}; };
struct options
{
int port;
};
/* Try to guess a good content-type for 'path' */ /* Try to guess a good content-type for 'path' */
static const char * static const char *
guess_content_type(const char *path) guess_content_type(const char *path)
@ -320,10 +326,27 @@ done:
evbuffer_free(evb); evbuffer_free(evb);
} }
static void static struct options
syntax(void) parse_opts(int argc, char **argv)
{ {
fprintf(stdout, "Syntax: http-server <docroot>\n"); struct options o;
int opt;
memset(&o, 0, sizeof(o));
while ((opt = getopt(argc, argv, "p:")) != -1) {
switch (opt) {
case 'p': o.port = atoi(optarg); break;
default : fprintf(stderr, "Unknown option %c\n", opt); break;
}
}
if (optind >= argc || (argc-optind) > 1) {
fprintf(stdout, "Syntax: %s <docroot>\n", argv[0]);
exit(1);
}
return o;
} }
int int
@ -332,8 +355,8 @@ main(int argc, char **argv)
struct event_base *base; struct event_base *base;
struct evhttp *http; struct evhttp *http;
struct evhttp_bound_socket *handle; struct evhttp_bound_socket *handle;
struct options o = parse_opts(argc, argv);
ev_uint16_t port = 0;
#ifdef _WIN32 #ifdef _WIN32
WSADATA WSAData; WSADATA WSAData;
WSAStartup(0x101, &WSAData); WSAStartup(0x101, &WSAData);
@ -341,10 +364,6 @@ main(int argc, char **argv)
if (signal(SIGPIPE, SIG_IGN) == SIG_ERR) if (signal(SIGPIPE, SIG_IGN) == SIG_ERR)
return (1); return (1);
#endif #endif
if (argc < 2) {
syntax();
return 1;
}
base = event_base_new(); base = event_base_new();
if (!base) { if (!base) {
@ -367,10 +386,9 @@ main(int argc, char **argv)
evhttp_set_gencb(http, send_document_cb, argv[1]); evhttp_set_gencb(http, send_document_cb, argv[1]);
/* Now we tell the evhttp what port to listen on */ /* Now we tell the evhttp what port to listen on */
handle = evhttp_bind_socket_with_handle(http, "0.0.0.0", port); handle = evhttp_bind_socket_with_handle(http, "0.0.0.0", o.port);
if (!handle) { if (!handle) {
fprintf(stderr, "couldn't bind to port %d. Exiting.\n", fprintf(stderr, "couldn't bind to port %d. Exiting.\n", o.port);
(int)port);
return 1; return 1;
} }