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Quit setting environment variables to NULL

This commit is contained in:
Neale Pickett 2012-03-09 10:27:00 -07:00
parent 4ee3918c15
commit ef5bf33e3e
2 changed files with 23 additions and 15 deletions
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20
cgi.c
View File

@ -7,20 +7,20 @@ sigchld(int sig)
static void
cgi_child(const char *relpath)
{
setenv("GATEWAY_INTERFACE", "CGI/1.1", 1);
setenv("SERVER_SOFTWARE", FNORD, 1);
setenv("REQUEST_URI", path, 1);
setenv("SERVER_NAME", host, 1);
setenv("SCRIPT_NAME", relpath, 1);
setenv("REMOTE_ADDR", remote_ip, 1);
setenv("REMOTE_PORT", remote_port, 1);
setenv("REMOTE_IDENT", remote_ident, 1);
env("GATEWAY_INTERFACE", "CGI/1.1");
env("SERVER_SOFTWARE", FNORD);
env("REQUEST_URI", path);
env("SERVER_NAME", host);
env("SCRIPT_NAME", relpath);
env("REMOTE_ADDR", remote_ip);
env("REMOTE_PORT", remote_port);
env("REMOTE_IDENT", remote_ident);
if (content_length) {
char cl[20];
snprintf(cl, sizeof cl, "%llu", (unsigned long long) content_length);
setenv("CONTENT_LENGTH", cl, 1);
setenv("CONTENT_TYPE", content_type, 1);
env("CONTENT_LENGTH", cl);
env("CONTENT_TYPE", content_type);
}
execl(relpath, relpath, NULL);

18
eris.c
View File

@ -172,6 +172,14 @@ badrequest(long code, const char *httpcomment, const char *message)
exit(0);
}
void
env(const char *k, const char *v)
{
if (v) {
setenv(k, v, 1);
}
}
#include "cgi.c"
void
@ -467,7 +475,7 @@ find_serve_file(char *relpath)
if ((p = strstr(relpath, ".cgi"))) {
p += 4;
setenv("PATH_INFO", p, 1);
env("PATH_INFO", p);
*p = 0;
if (! stat(relpath, &st)) {
close(fd);
@ -520,7 +528,7 @@ handle_request()
if (docgi) {
p[-2] = 0;
setenv("REQUEST_METHOD", request, 1);
env("REQUEST_METHOD", request);
}
/* Interpret path into fspath. */
@ -569,7 +577,7 @@ handle_request()
*(p++) = 0; /* NULL-terminate path */
if (docgi && query_string) {
setenv("QUERY_STRING", query_string, 1);
env("QUERY_STRING", query_string);
}
}
@ -587,7 +595,7 @@ handle_request()
keepalive = 0;
}
if (docgi) {
setenv("SERVER_PROTOCOL", p, 1);
env("SERVER_PROTOCOL", p);
}
/* Read header fields */
@ -635,7 +643,7 @@ handle_request()
/* Set up CGI environment variables */
if (docgi) {
setenv(cgi_name, val, 1);
env(cgi_name, val);
}
/* By default, re-use buffer space */