summaryrefslogtreecommitdiff
path: root/ltsugar.m4
diff options
context:
space:
mode:
authorSteve Ellcey <sje@cup.hp.com>2007-05-24 17:33:42 +0000
committerSteve Ellcey <sje@cup.hp.com>2007-05-24 17:33:42 +0000
commitc2423ad19162352fbfc235cb9d1338c11ab4612f (patch)
tree1f8e76b09dc1a56c4768ecf295256a3c17717492 /ltsugar.m4
parentfa04615f9d7f4f313cc24322b53ff471965f39f0 (diff)
downloadgdb-c2423ad19162352fbfc235cb9d1338c11ab4612f.tar.gz
* ltmain.sh: Update from GCC.
* libtool.m4: Update from GCC. * ltsugar.m4: New. Update from GCC. * ltversion.m4: New. Update from GCC. * ltoptions.m4: New. Update from GCC. * ltconfig: Remove. * ltcf-c.sh: Remove. * ltcf-cxx.sh: Remove. * ltcf-gcj.sh: Remove. * src-release: Update with new libtool file list. * newlib/*/configure.in: invoke _LD_DECL_SED. * newlib/*/Makefile.am: Ensure toplevel is included in ACLOCAL_AMFLAGS. * Regenerate subdirectories
Diffstat (limited to 'ltsugar.m4')
-rw-r--r--ltsugar.m4111
1 files changed, 111 insertions, 0 deletions
diff --git a/ltsugar.m4 b/ltsugar.m4
new file mode 100644
index 00000000000..fc51dc7e896
--- /dev/null
+++ b/ltsugar.m4
@@ -0,0 +1,111 @@
+# ltsugar.m4 -- libtool m4 base layer. -*-Autoconf-*-
+#
+# Copyright (C) 2004, 2005 Free Software Foundation, Inc.
+# Written by Gary V. Vaughan.
+#
+# This file is free software; the Free Software Foundation gives
+# unlimited permission to copy and/or distribute it, with or without
+# modifications, as long as this notice is preserved.
+
+# serial 3 ltsugar.m4
+
+# This is to help aclocal find these macros, as it can't see m4_define.
+AC_DEFUN([LTSUGAR_VERSION], [m4_if([0.1])])
+
+
+# lt_join(SEP, ARG1, [ARG2...])
+# -----------------------------
+# Produce ARG1SEPARG2...SEPARGn, omitting [] arguments and their
+# associated separator.
+m4_define([lt_join],
+[m4_case([$#],
+ [0], [m4_fatal([$0: too few arguments: $#])],
+ [1], [],
+ [2], [[$2]],
+ [m4_ifval([$2],
+ [[$2][]m4_foreach(_lt_Arg, lt_car([m4_shiftn(2, $@)]),
+ [_$0([$1], _lt_Arg)])],
+ [$0([$1], m4_shiftn(2, $@))])])[]dnl
+])
+m4_define([_lt_join],
+[m4_ifval([$2],[$1][$2])[]dnl
+])
+
+
+# lt_car(LIST)
+# lt_cdr(LIST)
+# ------------
+# Manipulate m4 lists.
+# These macros are necessary as long as will still need to support
+# Autoconf-2.59 which quotes differently.
+m4_define([lt_car], [[$1]])
+m4_define([lt_cdr],
+[m4_if([$#], 0, [m4_fatal([$0: cannot be called without arguments])],
+ [$#], 1, [],
+ [m4_dquote(m4_shift($@))])])
+m4_define([lt_unquote], $1)
+
+
+# lt_combine(SEP, PREFIX-LIST, INFIX, SUFFIX1, [SUFFIX2...])
+# ----------------------------------------------------------
+# Produce a SEP delimited list of all paired combinations of elements of
+# PREFIX-LIST with SUFFIX1 through SUFFIXn. Each element of the list
+# has the form PREFIXmINFIXSUFFIXn.
+m4_define([lt_combine],
+[m4_if([$2], [], [],
+ [m4_if([$4], [], [],
+ [lt_join(m4_quote(m4_default([$1], [[, ]])),
+ lt_unquote(m4_split(m4_normalize(m4_foreach(_Lt_prefix, [$2],
+ [m4_foreach(_Lt_suffix, lt_car([m4_shiftn(3, $@)]),
+ [_Lt_prefix[]$3[]_Lt_suffix ])])))))])])dnl
+])
+
+
+# lt_if_append_uniq(MACRO-NAME, VARNAME, [SEPARATOR], [UNIQ], [NOT-UNIQ])
+# -----------------------------------------------------------------------
+# Iff MACRO-NAME does not yet contain VARNAME, then append it (delimited
+# by SEPARATOR if supplied) and expand UNIQ, else NOT-UNIQ.
+m4_define([lt_if_append_uniq],
+[m4_ifdef([$1],
+ [m4_bmatch($3[]m4_defn([$1])$3, $3[]m4_re_escape([$2])$3,
+ [$5],
+ [m4_append([$1], [$2], [$3])$4])],
+ [m4_append([$1], [$2], [$3])$4])])
+
+
+# lt_dict_add(DICT, KEY, VALUE)
+# -----------------------------
+m4_define([lt_dict_add],
+[m4_define([$1($2)], [$4])])
+
+
+# lt_dict_add_subkey(DICT, KEY, SUBKEY, VALUE)
+# --------------------------------------------
+m4_define([lt_dict_add_subkey],
+[m4_define([$1($2:$3)], [$4])])
+
+
+# lt_dict_fetch(DICT, KEY, [SUBKEY])
+# ----------------------------------
+m4_define([lt_dict_fetch],
+[m4_ifval([$3],
+ m4_ifdef([$1($2:$3)], [m4_defn([$1($2:$3)])]),
+ m4_ifdef([$1($2)], [m4_defn([$1($2)])]))])
+
+
+# lt_if_dict_fetch(DICT, KEY, [SUBKEY], VALUE, IF-TRUE, [IF-FALSE])
+# -----------------------------------------------------------------
+m4_define([lt_if_dict_fetch],
+[m4_if(lt_dict_fetch([$1], [$2], [$3]), [$4],
+ [$5],
+ [$6])])
+
+
+# lt_dict_filter(DICT, [SUBKEY], VALUE, [SEPARATOR], KEY, [...])
+# --------------------------------------------------------------
+m4_define([lt_dict_filter],
+[m4_if([$5], [], [],
+ [lt_join(m4_quote(m4_default([$4], [[, ]])),
+ lt_unquote(m4_split(m4_normalize(m4_foreach(_Lt_key, lt_car([m4_shiftn(4, $@)]),
+ [lt_if_dict_fetch([$1], _Lt_key, [$2], [$3], [_Lt_key ])])))))])[]dnl
+])