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* acspecific.m4 (AC_PROG_LN_S): If neither ln -s' nor ln' work,

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fall back to `cp'.
This commit is contained in:
Akim Demaille 2000-10-18 11:05:32 +00:00
parent 27acf968e7
commit 11090b5d3c
4 changed files with 25 additions and 15 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
2000-10-18 Akim Demaille <akim@epita.fr>
* acspecific.m4 (AC_PROG_LN_S): If neither `ln -s' nor `ln' work,
fall back to `cp'.
2000-10-17 Morten Eriksen <mortene@sim.no>
* acgeneral.m4 (AC_CHECK_TOOL): As AC_CHECK_PROG first tests the

16
acspecific.m4
View File

@ -274,16 +274,18 @@ AC_CACHE_VAL(ac_cv_prog_LN_S,
echo >conftest.file
if ln -s conftest.file conftest.sym 2>/dev/null; then
ac_cv_prog_LN_S="ln -s"
else
elif ln conftest.file conftest.sym 2>/dev/null; then
ac_cv_prog_LN_S=ln
fi])dnl
LN_S=$ac_cv_prog_LN_S
if test "$ac_cv_prog_LN_S" = "ln -s"; then
AC_MSG_RESULT(yes)
else
AC_MSG_RESULT(no)
ac_cv_prog_LN_S=cp
fi
rm -f conftest.sym conftest.file])dnl
AC_SUBST([LN_S], [$ac_cv_prog_LN_S])
if test "$ac_cv_prog_LN_S" = "ln -s"; then
AC_MSG_RESULT([yes])
else
AC_MSG_RESULT([no, using $LN_S])
fi
AC_SUBST(LN_S)dnl
])# AC_PROG_LN_S

3
doc/autoconf.texi
View File

@ -2704,7 +2704,8 @@ distribution.
@ovindex LN_S
If @samp{ln -s} works on the current file system (the operating system
and file system support symbolic links), set output variable @code{LN_S}
to @samp{ln -s}, otherwise set it to @samp{ln}.
to @samp{ln -s}, otherwise if @samp{ln} works, set @code{LN_S} to
@samp{ln}, and otherwise set to @samp{cp}.
If the link is put in a directory other than the current directory, its
meaning depends on whether @samp{ln} or @samp{ln -s} is used. To safely

16
lib/autoconf/specific.m4
View File

@ -274,16 +274,18 @@ AC_CACHE_VAL(ac_cv_prog_LN_S,
echo >conftest.file
if ln -s conftest.file conftest.sym 2>/dev/null; then
ac_cv_prog_LN_S="ln -s"
else
elif ln conftest.file conftest.sym 2>/dev/null; then
ac_cv_prog_LN_S=ln
fi])dnl
LN_S=$ac_cv_prog_LN_S
if test "$ac_cv_prog_LN_S" = "ln -s"; then
AC_MSG_RESULT(yes)
else
AC_MSG_RESULT(no)
ac_cv_prog_LN_S=cp
fi
rm -f conftest.sym conftest.file])dnl
AC_SUBST([LN_S], [$ac_cv_prog_LN_S])
if test "$ac_cv_prog_LN_S" = "ln -s"; then
AC_MSG_RESULT([yes])
else
AC_MSG_RESULT([no, using $LN_S])
fi
AC_SUBST(LN_S)dnl
])# AC_PROG_LN_S