| 1 | # error.m4 serial 2 (gettext-0.12) |
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| 2 | dnl Copyright (C) 2002-2003 Free Software Foundation, Inc. |
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| 3 | dnl This file is free software, distributed under the terms of the GNU |
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| 4 | dnl General Public License. As a special exception to the GNU General |
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| 5 | dnl Public License, this file may be distributed as part of a program |
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| 6 | dnl that contains a configuration script generated by Autoconf, under |
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| 7 | dnl the same distribution terms as the rest of that program. |
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| 8 | |
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| 9 | # A modified version of AM_FUNC_ERROR_AT_LINE that triggers HAVE_ERROR_AT_LINE |
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| 10 | # in config.h instead of modifying LIBOBJS. |
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| 11 | AC_DEFUN([gt_FUNC_ERROR_AT_LINE], |
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| 12 | [ |
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| 13 | AC_CACHE_CHECK([for error_at_line], am_cv_lib_error_at_line, |
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| 14 | [AC_TRY_LINK([],[error_at_line(0, 0, "", 0, "");], |
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| 15 | am_cv_lib_error_at_line=yes, |
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| 16 | am_cv_lib_error_at_line=no)]) |
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| 17 | if test $am_cv_lib_error_at_line = yes; then |
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| 18 | AC_DEFINE(HAVE_ERROR_AT_LINE, 1, |
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| 19 | [Define to 1 if you have the functions error() and error_at_line().]) |
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| 20 | else |
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| 21 | jm_PREREQ_ERROR |
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| 22 | fi |
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| 23 | ]) |
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| 24 | |
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| 25 | # Prerequisites of lib/error.c. |
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| 26 | AC_DEFUN([jm_PREREQ_ERROR], |
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| 27 | [ |
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| 28 | AC_REQUIRE([AC_HEADER_STDC]) |
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| 29 | AC_REQUIRE([AC_FUNC_VPRINTF]) |
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| 30 | AC_CHECK_FUNCS(strerror) |
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| 31 | AC_CHECK_DECLS([strerror]) |
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| 32 | AC_FUNC_STRERROR_R |
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| 33 | ]) |
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