diff options
Diffstat (limited to 'lib/popt/libpopt.m4')
| -rw-r--r-- | lib/popt/libpopt.m4 | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/lib/popt/libpopt.m4 b/lib/popt/libpopt.m4 new file mode 100644 index 0000000000..cfa2eaad23 --- /dev/null +++ b/lib/popt/libpopt.m4 @@ -0,0 +1,43 @@ +dnl Check to see if we should use the included popt + +INCLUDED_POPT=auto +AC_ARG_WITH(included-popt, +[ --with-included-popt use bundled popt library, not from system], +[ INCLUDED_POPT=$withval ]) + +AC_SUBST(POPT_LIBS) +AC_SUBST(POPT_CFLAGS) + +if test x"$INCLUDED_POPT" != x"yes"; then + AC_CHECK_HEADERS(popt.h) + AC_CHECK_LIB(popt, poptGetContext, [ POPT_LIBS="-lpopt" ]) + if test x"$ac_cv_header_popt_h" = x"no" -o x"$ac_cv_lib_popt_poptGetContext" = x"no"; then + INCLUDED_POPT=yes + POPT_CFLAGS="" + else + INCLUDED_POPT=no + fi +fi + +AC_MSG_CHECKING(whether to use included popt) +AC_MSG_RESULT($INCLUDED_POPT) +if test x"$INCLUDED_POPT" != x"no"; then + dnl find the popt sources. This is meant to work both for + dnl popt standalone builds, and builds of packages using popt + poptdir="" + poptpaths="$srcdir $srcdir/lib/popt $srcdir/popt $srcdir/../popt $srcdir/../lib/popt" + for d in $poptpaths; do + if test -f "$d/popt.c"; then + poptdir="$d" + POPT_CFLAGS="-I$d" + AC_SUBST(poptdir) + break + fi + done + if test x"$poptdir" = "x"; then + AC_MSG_ERROR([cannot find popt source in $poptpaths]) + fi + POPT_OBJ="popt.o findme.o poptconfig.o popthelp.o poptparse.o" + AC_SUBST(POPT_OBJ) + AC_CHECK_HEADERS([float.h alloca.h]) +fi |