fix possible crash on user deletion

[srvx.git] / src / compat.h

diff --git a/src/compat.h b/src/compat.h
index 85712597e36b1a4bcf20360f1ddc5facbc16ff2e..bf4cb2e298df68aa1892f692beec3739f1058692 100644 (file)
--- a/src/compat.h
+++ b/src/compat.h
@@ -53,10 +53,37 @@ char *alloca();
 #include <sys/types.h>
 #endif
 
+#ifdef HAVE_SYS_SOCKET_H
+#include <sys/socket.h>
+#endif
+
+#ifdef HAVE_STDINT_H
+#include <stdint.h>
+#endif
+
+#ifdef HAVE_NETDB_H
+#include <netdb.h>
+#endif
+
+#ifdef HAVE_WINSOCK2_H
+/* Windows XP+ only -- older versions lack getaddrinfo() etc. */
+# define _WIN32_WINNT 0x0501
+# include <winsock2.h>
+#endif
+
+#ifdef HAVE_WS2TCPIP_H
+# include <ws2tcpip.h>
+#endif
+
 #ifdef HAVE_UNISTD_H
 #include <unistd.h>
 #endif
 
+/* Cygwin (for example) doesn't define LINE_MAX, although mingw does. */
+#if !defined(LINE_MAX)
+# define LINE_MAX 2048
+#endif
+
 #ifdef HAVE_VA_COPY
 #define VA_COPY(DEST, SRC) va_copy(DEST, SRC)
 #elif HAVE___VA_COPY
@@ -66,9 +93,14 @@ char *alloca();
 #endif
 
 #ifndef HAVE_GETTIMEOFDAY
+struct timezone;
 extern int gettimeofday(struct timeval * tv, struct timezone * tz);
 #endif
 
+#ifndef HAVE_LOCALTIME_R
+extern struct tm *localtime_r(const time_t *timep, struct tm *result);
+#endif
+
 #ifndef HAVE_MEMCPY
 /* this should use size_t, but some systems don't define it */
 extern void * memcpy(void * dest, void const * src, unsigned long n);
@@ -87,4 +119,62 @@ extern char * strdup(char const * str);
 extern char const * strerror(int errornum);
 #endif
 
+#ifndef HAVE_STRUCT_ADDRINFO
+
+struct addrinfo {
+    int ai_flags;
+    int ai_family;
+    int ai_socktype;
+    int ai_protocol;
+    size_t ai_addrlen;
+    struct sockaddr *ai_addr;
+    char *ai_canonname;
+    struct addrinfo *ai_next;
+};
+
+#define AI_PASSIVE 1
+#define AI_CANONNAME 2
+#define AI_NUMERICHOST 4
+
+#endif /* !defined(HAVE_STRUCT_ADDRINFO) */
+
+#ifndef HAVE_GETADDRINFO
+int getaddrinfo(const char *node, const char *service, const struct addrinfo *hints, struct addrinfo **res);
+void freeaddrinfo(struct addrinfo *res);
+#endif
+
+#ifndef HAVE_GAI_STRERROR
+const char *gai_strerror(int errcode);
+#endif
+
+#ifndef EAI_FAMILY
+# define EAI_FAMILY -1
+# define EAI_NONAME -2
+# define EAI_OVERFLOW -3
+# define EAI_FAIL -4
+# define EAI_AGAIN -5
+#endif
+
+#ifndef HAVE_GETNAMEINFO
+
+#define NI_NUMERICHOST 1
+
+int getnameinfo(const struct sockaddr *sa, socklen_t salen, char *host, size_t hostlen, char *serv, size_t servlen, int flags);
+
+#endif
+
+#ifndef EINPROGRESS
+# ifdef WSAEINPROGRESS
+#  define EINPROGRESS WSAEINPROGRESS
+#  define EHOSTUNREACH WSAEHOSTUNREACH
+#  define ECONNREFUSED WSAECONNREFUSED
+#  define ECONNRESET WSAECONNRESET
+#  define ETIMEDOUT WSAETIMEDOUT
+# endif
+#endif
+
+#ifndef SIGCHLD
+# define SIGCHLD SIGCLD
+#endif
+
 #endif /* COMPAT_H */