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Use 3-arg form of AC_DEFINE.

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Check for strsignal(), which isn't found everywhere, and sys_siglist,
 which can be used to implement it.

llvm-svn: 8973
This commit is contained in:
Brian Gaeke 2003-10-08 21:44:07 +00:00
parent 481aaf411f
commit 766a1fe79d
1 changed files with 8 additions and 4 deletions
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12
autoconf/configure.ac
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@ -407,10 +407,10 @@ dnl libelf is for sparc only; we can ignore it if we don't have it
AC_CHECK_LIB(elf, elf_begin)
dnl dlopen() is required for plugin support.
AC_SEARCH_LIBS(dlopen,dl,AC_DEFINE([HAVE_DLOPEN],[1]),AC_MSG_WARN([dlopen() not found - disabling plugin support]))
AC_SEARCH_LIBS(dlopen,dl,AC_DEFINE([HAVE_DLOPEN],[1],[Define if dlopen() is available on this platform.]),AC_MSG_WARN([dlopen() not found - disabling plugin support]))
dnl mallinfo is optional; the code can compile (minus features) without it
AC_SEARCH_LIBS(mallinfo,malloc,AC_DEFINE([HAVE_MALLINFO],[1]))
AC_SEARCH_LIBS(mallinfo,malloc,AC_DEFINE([HAVE_MALLINFO],[1],[Define if mallinfo() is available on this platform.]))
dnl
dnl The math libraries are used by the test code, but not by the actual LLVM
@ -449,7 +449,7 @@ AC_C_CONST
AC_C_INLINE
dnl Check for machine endian-ness
AC_C_BIGENDIAN(AC_DEFINE([ENDIAN_BIG]),AC_DEFINE(ENDIAN_LITTLE))
AC_C_BIGENDIAN(AC_DEFINE([ENDIAN_BIG],[],[Define if the machine is Big-Endian]),AC_DEFINE([ENDIAN_LITTLE],[],[Define if the machine is Little-Endian]))
dnl Check for types
AC_TYPE_PID_T
@ -481,7 +481,11 @@ then
fi
AC_HEADER_MMAP_ANONYMOUS
AC_TYPE_SIGNAL
AC_CHECK_FUNCS(getcwd gettimeofday strcspn strdup strerror strspn strstr strtod strtol strtoq strtoll)
AC_CHECK_FUNCS(getcwd gettimeofday strcspn strdup strerror strspn strstr strtod strtol strtoq strtoll strsignal)
AC_CHECK_DECLS([sys_siglist],[],[],[
#if HAVE_SIGNAL_H
#include <signal.h>
#endif])
dnl
dnl Need to check mmap for MAP_PRIVATE, MAP_ANONYMOUS, MAP_ANON, MAP_FIXED