23 lines
801 B
Plaintext
23 lines
801 B
Plaintext
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#serial 8 -*- autoconf -*-
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dnl From Jim Meyering.
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dnl
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dnl See if the glibc *_unlocked I/O macros or functions are available.
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dnl Use only those *_unlocked macros or functions that are declared
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dnl (because some of them were declared in Solaris 2.5.1 but were removed
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dnl in Solaris 2.6, whereas we want binaries built on Solaris 2.5.1 to run
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dnl on Solaris 2.6).
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AC_DEFUN([jm_FUNC_GLIBC_UNLOCKED_IO],
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[
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dnl Persuade glibc and Solaris <stdio.h> to declare
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dnl fgets_unlocked(), fputs_unlocked() etc.
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AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
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AC_CHECK_DECLS_ONCE(
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[clearerr_unlocked feof_unlocked ferror_unlocked
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fflush_unlocked fgets_unlocked fputc_unlocked fputs_unlocked
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fread_unlocked fwrite_unlocked getc_unlocked
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getchar_unlocked putc_unlocked putchar_unlocked])
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])
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