| Revision 16931,
515 bytes
checked in by ghudson, 23 years ago
(diff) |
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This commit was generated by cvs2svn to compensate for changes in r16930,
which included commits to RCS files with non-trunk default branches.
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| 1 | #serial 3 |
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| 2 | |
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| 3 | dnl From Paul Eggert. |
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| 4 | |
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| 5 | AC_DEFUN([AC_C_BACKSLASH_A], |
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| 6 | [ |
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| 7 | AC_CACHE_CHECK([whether backslash-a works in strings], ac_cv_c_backslash_a, |
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| 8 | [AC_TRY_COMPILE([], |
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| 9 | [ |
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| 10 | #if '\a' == 'a' |
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| 11 | syntax error; |
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| 12 | #endif |
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| 13 | char buf['\a' == 'a' ? -1 : 1]; |
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| 14 | buf[0] = '\a'; |
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| 15 | return buf[0] != "\a"[0]; |
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| 16 | ], |
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| 17 | ac_cv_c_backslash_a=yes, |
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| 18 | ac_cv_c_backslash_a=no)]) |
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| 19 | if test $ac_cv_c_backslash_a = yes; then |
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| 20 | AC_DEFINE(HAVE_C_BACKSLASH_A, 1, |
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| 21 | [Define if backslash-a works in C strings.]) |
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| 22 | fi |
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| 23 | ]) |
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