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Replace BISON_PROG_GNU_M4 with Autoconf's AC_PROG_GNU_M4.

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If the first m4 in $PATH is wrong, it keeps looking.  Moreover, its
requirements for a correct m4 are stricter.
* m4/m4.m4: Replace with Autoconf 2.63's m4/m4.m4.
* configure.ac: Update to use AC_PROG_GNU_M4.
Reported by Eric Blake.
This commit is contained in:
Joel E. Denny
2009-04-04 21:12:23 -04:00
parent f490771b4b
commit 8ba62e3e10
3 changed files with 57 additions and 32 deletions
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@@ -1,3 +1,12 @@
2009-04-04 Joel E. Denny <jdenny@ces.clemson.edu>
Replace BISON_PROG_GNU_M4 with Autoconf's AC_PROG_GNU_M4.
If the first m4 in $PATH is wrong, it keeps looking. Moreover, its
requirements for a correct m4 are stricter.
* m4/m4.m4: Replace with Autoconf 2.63's m4/m4.m4.
* configure.ac: Update to use AC_PROG_GNU_M4.
Reported by Eric Blake.
2009-04-03 Joel E. Denny <jdenny@ces.clemson.edu>
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