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Detect (or at least infer) glibc-style strerror_r even when cross-compiling.

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Dan Fandrich 2005-06-30 04:53:05 +00:00
parent 5c5d5270d2
commit b37a0b0512
1 changed files with 14 additions and 2 deletions
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14
acinclude.m4
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@ -457,8 +457,20 @@ main () {
AC_DEFINE(HAVE_GLIBC_STRERROR_R, 1, [we have a glibc-style strerror_r()]) AC_DEFINE(HAVE_GLIBC_STRERROR_R, 1, [we have a glibc-style strerror_r()])
AC_MSG_RESULT([yes]), AC_MSG_RESULT([yes]),
AC_MSG_RESULT([no]), AC_MSG_RESULT([no]),
dnl cross-compiling!
dnl Use an inferior method of strerror_r detection while cross-compiling
AC_EGREP_CPP(yes, [
#include <features.h>
#ifdef __GLIBC__
yes
#endif
],
dnl looks like glibc, so assume a glibc-style strerror_r()
GLIBC_STRERROR_R="1"
AC_DEFINE(HAVE_GLIBC_STRERROR_R, 1, [we have a glibc-style strerror_r()])
AC_MSG_RESULT([yes]),
AC_MSG_NOTICE([cannot determine strerror_r() style: edit lib/config.h manually!]) AC_MSG_NOTICE([cannot determine strerror_r() style: edit lib/config.h manually!])
) dnl while cross-compiling
) )
if test -z "$GLIBC_STRERROR_R"; then if test -z "$GLIBC_STRERROR_R"; then