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4775578486
This adds a test to ensure that the problems fixed in the last several patches do not recur. Each directory checks the headers that it installs for two properties: first, each header must be compilable in isolation, as both C and C++, under a representative combination of language and library conformance levels; second, there is a blacklist of identifiers that may not appear in any installed header, currently consisting of the legacy BSD typedefs. (There is an exemption for the headers that define those typedefs, and for the RPC headers. It may be necessary to make this more sophisticated if we add more stuff to the blacklist in the future.) In order for this test to work correctly, every wrapper header that actually defines something must guard those definitions with #ifndef _ISOMAC. This is the existing mechanism used by the conform/ tests to tell wrapper headers not to define anything that the public header wouldn't, and not to use anything from libc-symbols.h. conform/ only cares for headers that we need to check for standards conformance, whereas this test applies to *every* header. (Headers in include/ that are either installed directly, or are internal-use-only and do *not* correspond to any installed header, are not affected.) * scripts/check-installed-headers.sh: New script. * Rules: In each directory that defines header files to be installed, run check-installed-headers.sh on them as a special test. * Makefile: Likewise for the headers installed at top level. * include/aliases.h, include/alloca.h, include/argz.h * include/arpa/nameser.h, include/arpa/nameser_compat.h * include/elf.h, include/envz.h, include/err.h * include/execinfo.h, include/fpu_control.h, include/getopt.h * include/gshadow.h, include/ifaddrs.h, include/libintl.h * include/link.h, include/malloc.h, include/mcheck.h * include/mntent.h, include/netinet/ether.h * include/nss.h, include/obstack.h, include/printf.h * include/pty.h, include/resolv.h, include/rpc/auth.h * include/rpc/auth_des.h, include/rpc/auth_unix.h * include/rpc/clnt.h, include/rpc/des_crypt.h * include/rpc/key_prot.h, include/rpc/netdb.h * include/rpc/pmap_clnt.h, include/rpc/pmap_prot.h * include/rpc/pmap_rmt.h, include/rpc/rpc.h * include/rpc/rpc_msg.h, include/rpc/svc.h * include/rpc/svc_auth.h, include/rpc/xdr.h * include/rpcsvc/nis_callback.h, include/rpcsvc/nislib.h * include/rpcsvc/yp.h, include/rpcsvc/ypclnt.h * include/rpcsvc/ypupd.h, include/shadow.h * include/stdio_ext.h, include/sys/epoll.h * include/sys/file.h, include/sys/gmon.h, include/sys/ioctl.h * include/sys/prctl.h, include/sys/profil.h * include/sys/statfs.h, include/sys/sysctl.h * include/sys/sysinfo.h, include/ttyent.h, include/utmp.h * sysdeps/arm/nacl/include/bits/setjmp.h * sysdeps/mips/include/sys/asm.h * sysdeps/unix/sysv/linux/include/sys/sysinfo.h * sysdeps/unix/sysv/linux/include/sys/timex.h * sysdeps/x86/fpu/include/bits/fenv.h: Add #ifndef _ISOMAC guard around internal declarations. Add multiple-inclusion guard if not already present.
41 lines
1.5 KiB
C
41 lines
1.5 KiB
C
#ifndef _ALIASES_H
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#include <inet/aliases.h>
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# ifndef _ISOMAC
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extern int __getaliasent_r (struct aliasent *__restrict __result_buf,
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char *__restrict __buffer, size_t __buflen,
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struct aliasent **__restrict __result)
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attribute_hidden;
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extern int __old_getaliasent_r (struct aliasent *__restrict __result_buf,
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char *__restrict __buffer, size_t __buflen,
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struct aliasent **__restrict __result);
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extern int __getaliasbyname_r (const char *__restrict __name,
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struct aliasent *__restrict __result_buf,
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char *__restrict __buffer, size_t __buflen,
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struct aliasent **__restrict __result);
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extern int __old_getaliasbyname_r (const char *__restrict __name,
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struct aliasent *__restrict __result_buf,
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char *__restrict __buffer, size_t __buflen,
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struct aliasent **__restrict __result);
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#define DECLARE_NSS_PROTOTYPES(service) \
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extern enum nss_status _nss_ ## service ## _setaliasent (void); \
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extern enum nss_status _nss_ ## service ## _endaliasent (void); \
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extern enum nss_status _nss_ ## service ## _getaliasent_r \
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(struct aliasent *alias, char *buffer, size_t buflen, \
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int *errnop); \
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extern enum nss_status _nss_ ## service ## _getaliasbyname_r \
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(const char *name, struct aliasent *alias, \
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char *buffer, size_t buflen, int *errnop);
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DECLARE_NSS_PROTOTYPES (files)
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DECLARE_NSS_PROTOTYPES (nis)
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DECLARE_NSS_PROTOTYPES (nisplus)
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#undef DECLARE_NSS_PROTOTYPES
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# endif /* !_ISOMAC */
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#endif
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