1 dnl Process this file with autoconf 2.61 or later to produce
2 dnl a configure script.
5 AC_CONFIG_HEADERS(config.h)
7 dnl Check for broken VPATH handling on older NetBSD makes.
8 AC_DEFUN(AC_PROG_MAKE_VPATHOK,
9 [AC_MSG_CHECKING(whether ${MAKE-make} has sane VPATH handling)
10 set dummy ${MAKE-make}; ac_make=`echo "[$]2" | sed 'y%./+-%__p_%'`
11 AC_CACHE_VAL(ac_cv_prog_make_vpathok,
13 cat > conftestdir/conftestmake <<\EOF
15 conftestfoo: conftestbar
17 conftestbar: conftestbaz
18 @echo ac_maketemp=broken
21 echo > conftestbaz # these two lines need to be...
22 echo > conftestbar # ... in this order not the other
26 # GNU make sometimes prints "make[1]: Entering...", which would confuse us.
27 eval `cd conftestdir; ${MAKE-make} -f conftestmake 2>/dev/null | grep temp=`
29 if test -n "$ac_maketemp"; then
30 ac_cv_prog_make_vpathok=no
32 if test -n "$ac_make2temp"; then
33 ac_cv_prog_make_vpathok=yes
35 ac_cv_prog_make_vpathok=no
39 rm -f conftestbar conftestbaz])dnl
40 if test $ac_cv_prog_make_vpathok = yes; then
47 AC_PREFIX_PROGRAM(nasm)
49 dnl Checks for programs.
50 AC_USE_SYSTEM_EXTENSIONS
55 if test -f nasm.c; then
56 # we're building in the source dir, so we don't need this check at all
57 ac_cv_prog_make_vpathok=yes
63 dnl If we have gcc, add appropriate options
65 PA_ADD_CFLAGS([-Wall])
66 PA_ADD_CFLAGS([-std=c99])
67 PA_ADD_CFLAGS([-pedantic])
69 dnl Look for "nroff" or "groff"
70 AC_CHECK_PROGS(NROFF, nroff, echo)
73 dnl Checks for header files.
75 if test $ac_cv_header_stdc = no; then
76 AC_MSG_ERROR([NASM requires ANSI C header files to compile])
79 AC_CHECK_HEADERS(limits.h)
80 if test $ac_cv_header_limits_h = no; then
81 AC_MSG_ERROR([NASM requires '<limits.h>' to compile])
84 dnl Check for <inttypes.h> or add a substitute version
85 AC_CHECK_HEADERS(inttypes.h, , CFLAGS="$CFLAGS -I\$(top_srcdir)/inttypes")
87 dnl The standard header for str*casecmp is <strings.h>
88 AC_CHECK_HEADERS(strings.h)
90 dnl Look for <stdbool.h>
91 AC_CHECK_HEADERS(stdbool.h)
93 dnl Checks for typedefs, structures, and compiler characteristics.
97 dnl Checks for library functions.
100 AC_CHECK_FUNCS(strcspn, ,
101 AC_MSG_ERROR([NASM requires ANSI C (specifically, "strcspn")]))
103 AC_CHECK_FUNCS(strspn, ,
104 AC_MSG_ERROR([NASM requires ANSI C (specifically, "strspn")]))
107 AC_CHECK_FUNCS([vsnprintf _vsnprintf], missing=false)
109 XOBJS="$XOBJS lib/vsnprintf.o"
113 AC_CHECK_FUNCS([snprintf _snprintf], missing=false)
115 XOBJS="$XOBJS lib/snprintf.o"
118 AC_CHECK_FUNCS(strcasecmp stricmp)
119 AC_CHECK_FUNCS(strncasecmp strnicmp)
120 AC_CHECK_FUNCS(strsep)
122 AC_CHECK_FUNCS(getuid)
123 AC_CHECK_FUNCS(getgid)
125 if test $ac_cv_prog_make_vpathok = no; then
126 echo Copying generated srcs into build directory to compensate for VPATH breakage
127 for file in macros.c insnsa.c insnsd.c insnsn.c insnsi.h version.h version.mac; do
128 if test ! -f $file; then cp -p ${srcdir}/${file} .; fi
132 AC_OUTPUT_COMMANDS([mkdir -p output])
133 AC_OUTPUT(Makefile rdoff/Makefile doc/Makefile)