1 dnl This file is automatically generated from jm-glibc-io.m4n.
3 #serial 6 -*- autoconf -*-
7 dnl See if the glibc *_unlocked I/O macros are available.
8 dnl Use only those *_unlocked macros that are declared.
11 AC_DEFUN([jm_FUNC_GLIBC_UNLOCKED_IO],
13 # Kludge (not executed) to make autoheader do the right thing.
15 AC_CHECK_DECLS([clearerr_unlocked,feof_unlocked,ferror_unlocked,fflush_unlocked,fgets_unlocked,fputc_unlocked,fputs_unlocked,fread_unlocked,fwrite_unlocked,getc_unlocked,getchar_unlocked,putc_unlocked,putchar_unlocked])
16 AC_CHECK_FUNCS(clearerr_unlocked feof_unlocked ferror_unlocked fflush_unlocked fgets_unlocked fputc_unlocked fputs_unlocked fread_unlocked fwrite_unlocked getc_unlocked getchar_unlocked putc_unlocked putchar_unlocked)
19 io_functions='clearerr_unlocked feof_unlocked ferror_unlocked fflush_unlocked fgets_unlocked fputc_unlocked fputs_unlocked fread_unlocked fwrite_unlocked getc_unlocked getchar_unlocked putc_unlocked putchar_unlocked'
21 for jm_io_func in $io_functions; do
22 # Check for the existence of each function only if it is declared.
23 # Otherwise, we'd get the Solaris5.5.1 functions that are not
24 # declared, and that have been removed from Solaris5.6. The resulting
25 # 5.5.1 binaries would not run on 5.6 due to shared library differences.
26 AC_CHECK_DECLS([$jm_io_func],
30 if test $jm_declared = yes; then
31 AC_CHECK_FUNCS($jm_io_func)