81 lines
3.2 KiB
Diff
81 lines
3.2 KiB
Diff
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Remove checks which require running a binary in order to
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make cross compiling possible again. The results are all
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true for glibc and musl libc, thus unconditionally add
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the corresponding defines via AC_DEFINE_UNQUOTED.
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--- configure.ac 2017-08-06 20:09:44.000000000 +0200
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+++ configure.ac 2017-09-01 14:22:45.842676418 +0200
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@@ -174,69 +174,9 @@
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]
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)
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-# The check for mbrlen, wcsrtombs and mbsrtowcs gives a false
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-# positive on HP-UX, so we use a different snippet to set the
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-# corresponding macro
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-# Furthermore, OpenBSD 5.1 doesn't follow the standard that states
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-# that the "src" pointer must be set to NULL when a \0 has been
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-# converted in the source data, a behaviour that we rely on
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-# So we also check for this scenario before using these functions
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-AC_MSG_CHECKING([for mbrlen])
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-AC_COMPILE_IFELSE( [AC_LANG_PROGRAM([[#include <wchar.h>]],
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- [[mbstate_t st; mbrlen( "t", 5, &st );]])],
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- [
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- AC_MSG_RESULT([yes])
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- AC_DEFINE_UNQUOTED([HAVE_MBRLEN], 1, [Define to 1 if you have the `mbrlen' function.])
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- ],
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- [
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- AC_MSG_RESULT([no])
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- AC_DEFINE_UNQUOTED([HAVE_MBRLEN], 0, [Define to 1 if you have the `mbrlen' function.])
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- ]
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- )
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-AC_MSG_CHECKING([for wcsrtombs])
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-AC_RUN_IFELSE( [AC_LANG_PROGRAM([[#include <wchar.h>
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-#include <string.h>]],
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- [[
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-mbstate_t st;
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-memset(&st, 0, sizeof(st));
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-char buffer[32];
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-const wchar_t* src=L"help";
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-wcsrtombs(buffer, &src, 32, &st);
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-if(src==0)
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- return 0;
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-else
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- return 1;]])],
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- [
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- AC_MSG_RESULT([yes])
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- AC_DEFINE_UNQUOTED([HAVE_WCSRTOMBS], 1, [Define to 1 if you have the `wcsrtombs' function.])
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- ],
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- [
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- AC_MSG_RESULT([no])
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- AC_DEFINE_UNQUOTED([HAVE_WCSRTOMBS], 0, [Define to 1 if you have the `wcsrtombs' function.])
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- ]
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- )
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-AC_MSG_CHECKING([for mbsrtowcs])
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-AC_RUN_IFELSE( [AC_LANG_PROGRAM([[#include <wchar.h>
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-#include <string.h>]],
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- [[
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-mbstate_t st;
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-memset(&st, 0, sizeof(st));
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-wchar_t buffer[32];
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-const char* src="help";
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-mbsrtowcs(buffer, &src, 32, &st);
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-if(src==0)
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- return 0;
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-else
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- return 1;]])],
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- [
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- AC_MSG_RESULT([yes])
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- AC_DEFINE_UNQUOTED([HAVE_MBSRTOWCS], 1, [Define to 1 if you have the `mbsrtowcs' function.])
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- ],
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- [
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- AC_MSG_RESULT([no])
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- AC_DEFINE_UNQUOTED([HAVE_MBSRTOWCS], 0, [Define to 1 if you have the `mbsrtowcs' function.])
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- ]
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- )
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+AC_DEFINE_UNQUOTED([HAVE_MBRLEN], 1, [Define to 1 if you have the `mbrlen' function.])
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+AC_DEFINE_UNQUOTED([HAVE_WCSRTOMBS], 1, [Define to 1 if you have the `wcsrtombs' function.])
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+AC_DEFINE_UNQUOTED([HAVE_MBSRTOWCS], 1, [Define to 1 if you have the `mbsrtowcs' function.])
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AC_MSG_CHECKING([if iconv uses const pointers])
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AC_COMPILE_IFELSE( [AC_LANG_PROGRAM([[#include <iconv.h>]],
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