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autoscan and AC_CHECK_DECLS
From: |
Mike Castle |
Subject: |
autoscan and AC_CHECK_DECLS |
Date: |
Sun, 26 Jan 2003 22:11:00 -0800 |
Ok. Strange interactions with autoscan and autom4te.cache. And a possible
bug in autoscan otherwise.
Starting in a clean directory:
address@hidden:06pm]~/foo(203) ls
address@hidden:06pm]~/foo(204) echo "int sys_siglist;" > a.c
address@hidden:06pm]~/foo(205) echo "int st_blksize;" >> a.c
address@hidden:06pm]~/foo(206) touch configure.ac
address@hidden:06pm]~/foo(207) autoscan
configure.ac: warning: missing AC_CHECK_DECLS([sys_siglist]) wanted by: a.c:1
configure.ac: warning: missing AC_CHECK_MEMBERS([struct stat.st_blksize])
wanted by: a.c:2
configure.ac: warning: missing AC_PREREQ wanted by: autoscan
configure.ac: warning: missing AC_PROG_CC wanted by: a.c
4.820u 0.380s 0:05.22 99.6% 0+0k 0+0io 1909pf+0w
address@hidden:06pm]~/foo(208) mv -f configure.scan configure.ac
address@hidden:07pm]~/foo(209) autoscan
configure.ac: warning: missing AC_CHECK_DECLS([sys_siglist]) wanted by: a.c:1
configure.ac: warning: missing AC_CHECK_MEMBERS([struct stat.st_blksize])
wanted by: a.c:2
configure.ac: warning: missing AC_PREREQ wanted by: autoscan
configure.ac: warning: missing AC_PROG_CC wanted by: a.c
4.810u 0.350s 0:05.19 99.4% 0+0k 0+0io 1797pf+0w
address@hidden:07pm]~/foo(210) rm -rf autom4te.cache/
address@hidden:07pm]~/foo(211) autoscan
configure.ac: warning: missing AC_CHECK_DECLS([sys_siglist]) wanted by: a.c:1
9.630u 0.420s 0:10.12 99.3% 0+0k 0+0io 1937pf+0w
address@hidden:07pm]~/foo(213) grep siglist configure.ac
AC_CHECK_DECLS([sys_siglist])
address@hidden:07pm]~/foo(215) autoscan -V
autoscan (GNU Autoconf) 2.57
Written by David J. MacKenzie and Akim Demaille.
So, why different results after nuking autom4te.cache? Also, why is it
bitching about sys_siglist?
Thanks,
mrc
--
Mike Castle address@hidden www.netcom.com/~dalgoda/
We are all of us living in the shadow of Manhattan. -- Watchmen
fatal ("You are in a maze of twisty compiler features, all different"); -- gcc
- autoscan and AC_CHECK_DECLS,
Mike Castle <=