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-rw-r--r--m4/macros/with.m424
1 files changed, 24 insertions, 0 deletions
diff --git a/m4/macros/with.m4 b/m4/macros/with.m4
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+++ b/m4/macros/with.m4
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+
+# ARG_WITH_SUBST(option, default, help)
+# -----------------------------------
+# Create a --with-$1 option with helptext, AC_SUBST($1) to $withval/default
+AC_DEFUN([ARG_WITH_SUBST],
+ [AC_ARG_WITH(
+ [$1],
+ AS_HELP_STRING([--with-$1=arg], [$3 (default: $2).]),
+ [AC_SUBST(patsubst([$1], [-], [_]), ["$withval"])],
+ [AC_SUBST(patsubst([$1], [-], [_]), ["$2"])]
+ )]
+)
+
+# ARG_WITH_SET(option, default, help)
+# -----------------------------------
+# Create a --with-$1 option with helptext, set a variable $1 to $withval/default
+AC_DEFUN([ARG_WITH_SET],
+ [AC_ARG_WITH(
+ [$1],
+ AS_HELP_STRING([--with-$1=arg], [$3 (default: $2).]),
+ patsubst([$1], [-], [_])="$withval",
+ patsubst([$1], [-], [_])=$2
+ )]
+)