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Diffstat (limited to 'm4/ctng_prog.m4')
| -rw-r--r-- | m4/ctng_prog.m4 | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/m4/ctng_prog.m4 b/m4/ctng_prog.m4 new file mode 100644 index 00000000..ebbe3337 --- /dev/null +++ b/m4/ctng_prog.m4 @@ -0,0 +1,36 @@ +# Several convenience wrappers for checking the programs + +# Check for required tool +AC_DEFUN([CTNG_CHECK_TOOL_REQ], + [AC_CHECK_TOOLS([$1], [$2]) + AS_IF( + [test -z "$$1"], + [AC_MSG_ERROR([missing required tool: $2])]) + ]) + +# Check for required tool, set variable to full pathname +AC_DEFUN([CTNG_PATH_TOOL_REQ], + [AC_ARG_VAR([$1], [Specify the full path to GNU $3]) + CTNG_CHECK_TOOL_REQ([$1], [$2]) + AS_CASE( + [$$1], + [/*],, + [?*],[AC_MSG_CHECKING([for absolute path to $$1]) + $1=$(which $$1) + AC_MSG_RESULT([$$1])])]) + +# Check for required program +AC_DEFUN([CTNG_CHECK_PROGS_REQ], + [AC_CHECK_PROGS([$1], [$2]) + AS_IF( + [test -z "$$1"], + [AC_MSG_ERROR([missing required tool: $2])]) + ]) + +# Check for path to required program +AC_DEFUN([CTNG_PATH_PROGS_REQ], + [AC_PATH_PROGS([$1], [$2]) + AS_IF( + [test -z "$$1"], + [AC_MSG_ERROR([missing required tool: $2])]) + ]) |