diff options
author | Bruno Haible <bruno@clisp.org> | 2011-04-15 10:46:01 +0200 |
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committer | Bruno Haible <bruno@clisp.org> | 2011-04-15 10:46:01 +0200 |
commit | 61a6a26974843b935539a6fb0098d802195a7383 (patch) | |
tree | c3a7416108879458c28bdd22b911144b03f2a3cc /m4 | |
parent | acc203f3da092e2ee94eff8f9c85e1fdc61315cf (diff) | |
download | gnulib-61a6a26974843b935539a6fb0098d802195a7383.tar.gz |
Don't require lib/stdio-write.c when only module 'stdio' is used.
* m4/stdio_h.m4 (gl_STDIO_H): Move the AC_LIBOBJ back into the m4_ifdef
invocation.
Reported by Rob Vermaas <rob.vermaas@gmail.com>.
Diffstat (limited to 'm4')
-rw-r--r-- | m4/stdio_h.m4 | 28 |
1 files changed, 18 insertions, 10 deletions
diff --git a/m4/stdio_h.m4 b/m4/stdio_h.m4 index 8a351363e6..8b013c2f35 100644 --- a/m4/stdio_h.m4 +++ b/m4/stdio_h.m4 @@ -1,4 +1,4 @@ -# stdio_h.m4 serial 35 +# stdio_h.m4 serial 36 dnl Copyright (C) 2007-2011 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, @@ -22,9 +22,11 @@ AC_DEFUN([gl_STDIO_H], GNULIB_FGETS=1 GNULIB_GETS=1 GNULIB_FREAD=1 - dnl This ifdef is just an optimization, to avoid performing a configure - dnl check whose result is not used. It does not make the test of - dnl GNULIB_STDIO_H_NONBLOCKING or GNULIB_NONBLOCKING redundant. + dnl This ifdef is necessary to avoid an error "missing file lib/stdio-read.c" + dnl "expected source file, required through AC_LIBSOURCES, not found". It is + dnl also an optimization, to avoid performing a configure check whose result + dnl is not used. But it does not make the test of GNULIB_STDIO_H_NONBLOCKING + dnl or GNULIB_NONBLOCKING redundant. m4_ifdef([gl_NONBLOCKING_IO], [ gl_NONBLOCKING_IO if test $gl_cv_have_nonblocking != yes; then @@ -45,24 +47,30 @@ AC_DEFUN([gl_STDIO_H], GNULIB_FPUTS=1 GNULIB_PUTS=1 GNULIB_FWRITE=1 - dnl This ifdef is just an optimization, to avoid performing a configure - dnl check whose result is not used. It does not make the test of - dnl GNULIB_STDIO_H_SIGPIPE or GNULIB_SIGPIPE redundant. + dnl This ifdef is necessary to avoid an error "missing file lib/stdio-write.c" + dnl "expected source file, required through AC_LIBSOURCES, not found". It is + dnl also an optimization, to avoid performing a configure check whose result + dnl is not used. But it does not make the test of GNULIB_STDIO_H_SIGPIPE or + dnl GNULIB_SIGPIPE redundant. m4_ifdef([gl_SIGNAL_SIGPIPE], [ gl_SIGNAL_SIGPIPE if test $gl_cv_header_signal_h_SIGPIPE != yes; then REPLACE_STDIO_WRITE_FUNCS=1 + AC_LIBOBJ([stdio-write]) fi ]) + dnl This ifdef is necessary to avoid an error "missing file lib/stdio-write.c" + dnl "expected source file, required through AC_LIBSOURCES, not found". It is + dnl also an optimization, to avoid performing a configure check whose result + dnl is not used. But it does not make the test of GNULIB_STDIO_H_NONBLOCKING + dnl or GNULIB_NONBLOCKING redundant. m4_ifdef([gl_NONBLOCKING_IO], [ gl_NONBLOCKING_IO if test $gl_cv_have_nonblocking != yes; then REPLACE_STDIO_WRITE_FUNCS=1 + AC_LIBOBJ([stdio-write]) fi ]) - if test $REPLACE_STDIO_WRITE_FUNCS = 1; then - AC_LIBOBJ([stdio-write]) - fi dnl Check for declarations of anything we want to poison if the dnl corresponding gnulib module is not in use, and which is not |