40 lines
1.4 KiB
Diff
40 lines
1.4 KiB
Diff
--- configure.ac.orig 2015-10-23 14:18:17.868326070 +0200
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+++ configure.ac 2015-10-23 14:20:17.736065420 +0200
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@@ -294,20 +294,29 @@ dnl ====================================
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dnl strftime checks
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-AC_TRY_RUN([#include <time.h>
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- int main ()
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+AC_CACHE_CHECK([Define if strftime supports %E and %O modifiers], ac_cv_strftime_extensions,
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+ [AC_TRY_RUN([
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+ #include <string.h>
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+ #include <time.h>
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+ int
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+ main (int argc, char **argv)
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{
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- char buf[100];
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- struct tm tm = {0};
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- tm.tm_year = 99;
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- if (strftime(buf, 100, "%EY", &tm) == 4 &&
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- strcmp (buf, "1999")==0)
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+ struct tm tm;
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+ char buffer[16];
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+ tm.tm_year = 81;
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+ if (strftime (buffer, 16, "%EY", &tm) == 4 && strcmp (buffer, "1981") == 0)
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return 0;
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return 1;
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}
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],
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- AC_DEFINE(HAVE_STRFTIME_EXTENSION, 1, [Define if strftime supports %E and %O modifiers.])
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+ ac_cv_strftime_extensions=yes,
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+ ac_cv_strftime_extensions=no,
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+ [AC_MSG_ERROR([cross-compiling, preset ac_cv_strftime_extensions=yes/no])]
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+ )]
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)
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+if test x"$ac_cv_strftime_extensions" = x"yes"; then
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+ AC_DEFINE(HAVE_STRFTIME_EXTENSION, 1, [Define if strftime supports %E and %O modifiers.])
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+fi
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dnl ===========================================================================
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