diff options
| -rw-r--r-- | aclocal.m4 | 29 |
1 files changed, 27 insertions, 2 deletions
diff --git a/aclocal.m4 b/aclocal.m4 index 672341b58..e91be3c0d 100644 --- a/aclocal.m4 +++ b/aclocal.m4 @@ -27,9 +27,12 @@ ac_save_CFLAGS="$CFLAGS" # breaks some systems' header files. # AIX -qlanglvl=ansi # Ultrix and OSF/1 -std1 -# HP-UX -Aa -D_HPUX_SOURCE +# HP-UX -Ae or -Aa -D_HPUX_SOURCE # SVR4 -Xc -for ac_arg in "" -qlanglvl=ansi -std1 "-Aa -D_HPUX_SOURCE" -Xc +# For HP-UX, we try -Ae first; this turns on ANSI but also extensions, +# as well as defining _HPUX_SOURCE, and we can then use long long. +# We keep the old version for backward compatibility. +for ac_arg in "" -qlanglvl=ansi -std1 -Ae "-Aa -D_HPUX_SOURCE" -Xc do CFLAGS="$ac_save_CFLAGS $ac_arg" AC_TRY_COMPILE( @@ -49,4 +52,26 @@ case "x$fp_cv_prog_cc_stdc" in esac ]) +AC_DEFUN(AC_PROG_LN, +[AC_MSG_CHECKING(whether ln works) +AC_CACHE_VAL(ac_cv_prog_LN, +[rm -f conftestdata conftestlink +echo > conftestdata +if ln conftestdata conftestlink 2>/dev/null +then + rm -f conftestdata conftestlink + ac_cv_prog_LN="ln" +else + rm -f conftestdata + ac_cv_prog_LN="cp" +fi])dnl +LN="$ac_cv_prog_LN" +if test "$ac_cv_prog_LN" = "ln"; then + AC_MSG_RESULT(yes) +else + AC_MSG_RESULT(no) +fi +AC_SUBST(LN)dnl +]) + builtin(include, aczsh.m4) |