Return a #error if no functions could be found to wrap around.

diff --git a/source/smbwrapper/realcalls.h b/source/smbwrapper/realcalls.h
index 251c26733726a9b61b4f3193a1c0ab463f412d0f..a38703ee7eabd67e8763c1e869fcd8ddf5d6a4d5 100644 (file)
--- a/source/smbwrapper/realcalls.h
+++ b/source/smbwrapper/realcalls.h
@@ -58,6 +58,8 @@
 #elif HAVE___OPEN64
 #define real_open64(fn,flags,mode)     (__open64(fn,flags,mode))
 #define NO_OPEN64_ALIAS
+#else
+#error No open64() wrapper
 #endif
 
 #ifdef HAVE__FORK
@@ -66,6 +68,8 @@
 #define real_fork()                    (__fork())
 #elif SYS_fork
 #define real_fork()            (syscall(SYS_fork))
+#else
+#error No fork() wrapper
 #endif
 
 #ifdef HAVE__OPENDIR
@@ -74,6 +78,8 @@
 #define real_opendir(fn)               (syscall(SYS_opendir,(fn)))
 #elif HAVE___OPENDIR
 #define real_opendir(fn)               (__opendir(fn))
+#else
+#error No opendir() wrapper
 #endif
 
 #ifdef HAVE__READDIR
@@ -82,6 +88,8 @@
 #define real_readdir(d)                (__readdir(d))
 #elif SYS_readdir
 #define real_readdir(d)                (syscall(SYS_readdir,(d)))
+#else
+#error No readdir() wrapper
 #endif
 
 #ifdef HAVE__CLOSEDIR
@@ -90,6 +98,8 @@
 #define real_closedir(d)               (syscall(SYS_closedir,(d)))
 #elif HAVE___CLOSEDIR
 #define real_closedir(d)               (__closedir(d))
+#else
+#error No closedir() wrapper
 #endif
 
 #ifdef HAVE__SEEKDIR
@@ -100,6 +110,7 @@
 #define real_seekdir(d,l)              (__seekdir(d,l))
 #else
 #define NO_SEEKDIR_WRAPPER
+#error No seekdir() wrapper
 #endif
 
 #ifdef HAVE__TELLDIR
@@ -108,6 +119,8 @@
 #define real_telldir(d)                (syscall(SYS_telldir,(d)))
 #elif HAVE___TELLDIR
 #define real_telldir(d)                (__telldir(d))
+#else
+#error No telldir() wrapper
 #endif
 
 #ifdef HAVE__DUP
@@ -116,6 +129,8 @@
 #define real_dup(d)            (syscall(SYS_dup,(d)))
 #elif HAVE___DUP
 #define real_dup(d)                    (__dup(d))
+#else
+#error No dup() wrapper
 #endif
 
 #ifdef HAVE__DUP2
@@ -124,6 +139,8 @@
 #define real_dup2(d1,d2)               (syscall(SYS_dup2,(d1),(d2)))
 #elif HAVE___DUP2
 #define real_dup2(d1,d2)               (__dup2(d1,d2))
+#else
+#error No dup2() wrapper
 #endif
 
 #ifdef HAVE__GETCWD
@@ -132,6 +149,8 @@
 #define real_getcwd(b,s)               ((char *)syscall(SYS_getcwd,(b),(s)))
 #elif HAVE___GETCWD
 #define real_getcwd(b,s)               ((char *)__getcwd(b,s))
+#else
+#error No getcwd() wrapper
 #endif
 
 #ifdef HAVE__STAT
@@ -140,6 +159,8 @@
 #define real_stat(fn,st)               (syscall(SYS_stat,(fn),(st)))
 #elif HAVE___STAT
 #define real_stat(fn,st)               (__stat(fn,st))
+#else
+#error No stat() wrapper
 #endif
 
 #ifdef HAVE__LSTAT
@@ -148,6 +169,8 @@
 #define real_lstat(fn,st)              (syscall(SYS_lstat,(fn),(st)))
 #elif HAVE___LSTAT
 #define real_lstat(fn,st)              (__lstat(fn,st))
+#else
+#error No lstat() wrapper
 #endif
 
 #ifdef HAVE__FSTAT
@@ -156,6 +179,8 @@
 #define real_fstat(fd,st)              (syscall(SYS_fstat,(fd),(st)))
 #elif HAVE___FSTAT
 #define real_fstat(fd,st)              (__fstat(fd,st))
+#else
+#error No fstat() wrapper
 #endif
 
 #if defined(HAVE_SYS_ACL_H) && defined(HAVE__ACL)
@@ -183,24 +208,32 @@
 #define real_stat64(fn,st)             (_stat64(fn,st))
 #elif HAVE___STAT64
 #define real_stat64(fn,st)             (__stat64(fn,st))
+#else
+#error No stat64() wrapper
 #endif
 
 #ifdef HAVE__LSTAT64
 #define real_lstat64(fn,st)                    (_lstat64(fn,st))
 #elif HAVE___LSTAT64
 #define real_lstat64(fn,st)                    (__lstat64(fn,st))
+#else
+#error No lstat64() wrapper
 #endif
 
 #ifdef HAVE__FSTAT64
 #define real_fstat64(fd,st)                    (_fstat64(fd,st))
 #elif HAVE___FSTAT64
 #define real_fstat64(fd,st)                    (__fstat64(fd,st))
+#else
+#error No fstat64() wrapper
 #endif
 
 #ifdef HAVE__READDIR64
 #define real_readdir64(d)              (_readdir64(d))
 #elif HAVE___READDIR64
 #define real_readdir64(d)              (__readdir64(d))
+#else
+#error No readdir64() wrapper
 #endif
 
 #ifdef HAVE__LLSEEK
@@ -209,6 +242,8 @@
 #define real_llseek(fd,ofs,whence)             (__llseek(fd,ofs,whence))
 #elif HAVE___SYS_LLSEEK
 #define real_llseek(fd,ofs,whence)             (__sys_llseek(fd,ofs,whence))
+#else
+#error No llseek() wrapper
 #endif
 
 
@@ -216,24 +251,32 @@
 #define real_pread(fd,buf,size,ofs)                    (_pread(fd,buf,size,ofs))
 #elif HAVE___PREAD
 #define real_pread(fd,buf,size,ofs)                    (__pread(fd,buf,size,ofs))
+#else
+#error No pread() wrapper
 #endif
 
 #ifdef HAVE__PREAD64
 #define real_pread64(fd,buf,size,ofs)                  (_pread64(fd,buf,size,ofs))
 #elif HAVE___PREAD64
 #define real_pread64(fd,buf,size,ofs)                  (__pread64(fd,buf,size,ofs))
+#else
+#error No pread64() wrapper
 #endif
 
 #ifdef HAVE__PWRITE
 #define real_pwrite(fd,buf,size,ofs)                   (_pwrite(fd,buf,size,ofs))
 #elif HAVE___PWRITE
 #define real_pwrite(fd,buf,size,ofs)                   (__pwrite(fd,buf,size,ofs))
+#else
+#error No pwrite() wrapper
 #endif
 
 #ifdef HAVE__PWRITE64
 #define real_pwrite64(fd,buf,size,ofs)                 (_pwrite64(fd,buf,size,ofs))
 #elif HAVE___PWRITE64
 #define real_pwrite64(fd,buf,size,ofs)                 (__pwrite64(fd,buf,size,ofs))
+#else
+#error No pwrite64() wrapper
 #endif