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authorDavid Terei <davidterei@gmail.com>2013-02-06 13:47:51 -0800
committerDavid Terei <davidterei@gmail.com>2013-02-06 13:51:13 -0800
commite705fb083cc00d9330bc13a6f011c80c6fc40c8f (patch)
tree825394bba9cfafd99ff77b5a0c83bc05a5c0f9e5 /aclocal.m4
parentec9377b1e51fd59e1837b096677bbaabfaa05171 (diff)
downloadhaskell-e705fb083cc00d9330bc13a6f011c80c6fc40c8f.tar.gz
Unify interfae of both variants FP_ARG_WITH_PATH... in aclocal.m4 and
document them.
Diffstat (limited to 'aclocal.m4')
-rw-r--r--aclocal.m416
1 files changed, 12 insertions, 4 deletions
diff --git a/aclocal.m4 b/aclocal.m4
index 0fe79cfd34..837eea05a2 100644
--- a/aclocal.m4
+++ b/aclocal.m4
@@ -602,7 +602,11 @@ AC_DEFUN([FPTOOLS_FLOAT_WORD_ORDER_BIGENDIAN],
# FP_ARG_WITH_PATH_GNU_PROG
# --------------------
-# XXX
+# Find the specified command on the path or allow a user to set it manually
+# with a --with-<command> option. An error will be thrown if the command isn't
+# found.
+#
+# This is ignored on the mingw32 platform.
#
# $1 = the variable to set
# $2 = the with option name
@@ -641,10 +645,14 @@ AC_ARG_WITH($2,
# FP_ARG_WITH_PATH_GNU_PROG_OPTIONAL
# --------------------
-# XXX
+# Same as FP_ARG_WITH_PATH_GNU_PROG but no error will be thrown if the command
+# isn't found.
+#
+# This is ignored on the mingw32 platform.
#
# $1 = the variable to set
-# $2 = the command to look for
+# $2 = the with option name
+# $3 = the command to look for
#
AC_DEFUN([FP_ARG_WITH_PATH_GNU_PROG_OPTIONAL],
[
@@ -662,7 +670,7 @@ AC_ARG_WITH($2,
[
if test "$HostOS" != "mingw32"
then
- AC_PATH_PROG([$1], [$2])
+ AC_PATH_PROG([$1], [$3])
fi
]
)