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Diffstat (limited to 'm4/dpkg-progs.m4')
| -rw-r--r-- | m4/dpkg-progs.m4 | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/m4/dpkg-progs.m4 b/m4/dpkg-progs.m4 new file mode 100644 index 0000000..3793fc4 --- /dev/null +++ b/m4/dpkg-progs.m4 @@ -0,0 +1,84 @@ +# Copyright © 2005 Scott James Remnant <scott@netsplit.com> +# Copyright © 2007 Frank Lichtenheld <djpig@debian.org> +# Copyright © 2007, 2009, 2011 Guillem Jover <guillem@debian.org> + +# DPKG_PROG_PERL +# -------------- +# Locate perl interpreter in the path +AC_DEFUN([DPKG_PROG_PERL], [ + AC_ARG_VAR([PERL], [Perl interpreter])dnl + m4_define([_PERL_MIN_VERSION], [5.20.2]) + AC_SUBST([PERL_MIN_VERSION], [_PERL_MIN_VERSION]) + AC_CACHE_CHECK([for perl >= _PERL_MIN_VERSION], [ac_cv_path_PERL], [ + AC_PATH_PROGS_FEATURE_CHECK([PERL], [perl], [ + perlcheck=$(test -x $ac_path_PERL && \ + $ac_path_PERL -MConfig -Mversion -e \ + 'my $r = qv("v$Config{version}") >= qv("_PERL_MIN_VERSION"); + print "yes" if $r') + AS_IF([test "x$perlcheck" = "xyes"], [ + ac_cv_path_PERL=$ac_path_PERL ac_path_PERL_found=: + ]) + ], [ + AC_MSG_ERROR([cannot find perl >= _PERL_MIN_VERSION]) + ]) + ]) + AC_SUBST([PERL], [$ac_cv_path_PERL]) + AC_ARG_VAR([PERL_LIBDIR], [Perl library directory])dnl + # Let the user override the variable. + AS_IF([test -z "$PERL_LIBDIR"], [ + PERL_LIBDIR=$($PERL -MConfig -e \ + 'my $r = $Config{vendorlibexp}; + $r =~ s/$Config{vendorprefixexp}/\$(prefix)/; + print $r') + ]) +])# DPKG_PROG_PERL + +# DPKG_PROG_PO4A +# -------------- +AC_DEFUN([DPKG_PROG_PO4A], [ + AC_REQUIRE([AM_NLS]) + AC_ARG_VAR([PO4A], [po4a program]) + AC_CHECK_PROGS([PO4A], [po4a]) + AS_IF([test "$USE_NLS" = "yes" && test -n "$PO4A"], [ + USE_PO4A=yes + ], [ + USE_PO4A=no + ]) + AC_SUBST([USE_PO4A]) +])# DPKG_PROG_PO4A + +# DPKG_PROG_POD2MAN +# -------------- +AC_DEFUN([DPKG_PROG_POD2MAN], [ + AC_ARG_VAR([POD2MAN], [pod2man program]) + AC_CHECK_PROGS([POD2MAN], [pod2man]) + AM_CONDITIONAL([BUILD_POD_DOC], [test "x$POD2MAN" != "x"]) +])# DPKG_PROG_POD2MAN + +# DPKG_DEB_PROG_TAR +# ----------------- +# Specify GNU tar program name to use by dpkg-deb. On GNU systems this is +# usually simply tar, on BSD systems this is usually gnutar or gtar. +AC_DEFUN([DPKG_DEB_PROG_TAR], [ + AC_ARG_VAR([TAR], [GNU tar program]) + AC_CHECK_PROGS([TAR], [gnutar gtar tar], [tar]) + AS_IF([! $TAR --version 2>/dev/null | grep -q '^tar (GNU tar)'], [ + AC_MSG_ERROR([cannot find a GNU tar program]) + ]) + AC_DEFINE_UNQUOTED([TAR], ["$TAR"], [GNU tar program]) +])# DPKG_DEB_PROG_TAR + +# DPKG_PROG_PATCH +# --------------- +# Specify GNU patch program name to use by dpkg-source. On GNU systems this +# is usually simply patch, on BSD systems this is usually gpatch. +# Even though most invocations would work with other patch implementations, +# currently only GNU patch is directory traversal resistant. +AC_DEFUN([DPKG_PROG_PATCH], [ + AC_ARG_VAR([PATCH], [GNU patch program]) + AC_CHECK_PROGS([PATCH], [gpatch patch], [patch]) + AS_IF([! $PATCH --version 2>/dev/null | grep -q '^GNU patch'], [ + AC_MSG_ERROR([cannot find a GNU patch program]) + ]) + AC_DEFINE_UNQUOTED([PATCH], ["$PATCH"], [GNU patch program]) +])# DPKG_PROG_PATCH |