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Merge branch 'fk/autoconf'

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* fk/autoconf:
  New autoconf test for iconv
This commit is contained in:
Junio C Hamano 2007-02-20 22:28:22 -08:00
commit 4b22f634a3
1 changed files with 25 additions and 6 deletions
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31
configure.ac
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@ -114,13 +114,32 @@ AC_CHECK_LIB([expat], [XML_ParserCreate],
[NO_EXPAT=YesPlease])
AC_SUBST(NO_EXPAT)
#
# Define NEEDS_LIBICONV if linking with libc is not enough (Darwin).
# Define NEEDS_LIBICONV if linking with libc is not enough (Darwin and
# some Solaris installations).
# Define NO_ICONV if neither libc nor libiconv support iconv.
AC_CHECK_LIB([c], [iconv],
[NEEDS_LIBICONV=],
AC_CHECK_LIB([iconv], [iconv],
[NEEDS_LIBICONV=YesPlease],
[NO_ICONV=YesPlease]))
AC_DEFUN([ICONVTEST_SRC], [
#include <iconv.h>
int main(void)
{
iconv_open("", "");
return 0;
}
])
AC_MSG_CHECKING([for iconv in -lc])
AC_LINK_IFELSE(ICONVTEST_SRC,
[AC_MSG_RESULT([yes])
NEEDS_LIBICONV=],
[AC_MSG_RESULT([no])
old_LIBS="$LIBS"
LIBS="$LIBS -liconv"
AC_MSG_CHECKING([for iconv in -liconv])
AC_LINK_IFELSE(ICONVTEST_SRC,
[AC_MSG_RESULT([yes])
NEEDS_LIBICONV=YesPlease],
[AC_MSG_RESULT([no])
NO_ICONV=YesPlease])
LIBS="$old_LIBS"])
AC_SUBST(NEEDS_LIBICONV)
AC_SUBST(NO_ICONV)
test -n "$NEEDS_LIBICONV" && LIBS="$LIBS -liconv"