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-rw-r--r--contrib/argp-standalone/configure.ac102
1 files changed, 102 insertions, 0 deletions
diff --git a/contrib/argp-standalone/configure.ac b/contrib/argp-standalone/configure.ac
new file mode 100644
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+++ b/contrib/argp-standalone/configure.ac
@@ -0,0 +1,102 @@
+dnl Process this file with autoconf to produce a configure script.
+
+dnl This configure.ac is only for building a standalone argp library.
+AC_INIT([argp], [standalone-1.3])
+AC_PREREQ(2.54)
+AC_CONFIG_SRCDIR([argp-ba.c])
+# Needed to stop autoconf from looking for files in parent directories.
+AC_CONFIG_AUX_DIR([.])
+
+AM_INIT_AUTOMAKE
+AC_CONFIG_HEADERS(config.h)
+
+m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES(yes)])
+
+# GNU libc defaults to supplying the ISO C library functions only. The
+# _GNU_SOURCE define enables these extensions, in particular we want
+# errno.h to declare program_invocation_name. Enable it on all
+# systems; no problems have been reported with it so far.
+AC_GNU_SOURCE
+
+# Checks for programs.
+AC_PROG_CC
+AC_PROG_MAKE_SET
+AC_PROG_RANLIB
+AC_PROG_CC
+
+if test "x$am_cv_prog_cc_stdc" = xno ; then
+ AC_ERROR([the C compiler doesn't handle ANSI-C])
+fi
+
+# Checks for libraries.
+
+# Checks for header files.
+AC_HEADER_STDC
+AC_CHECK_HEADERS(limits.h malloc.h unistd.h sysexits.h stdarg.h)
+
+# Checks for typedefs, structures, and compiler characteristics.
+AC_C_CONST
+AC_C_INLINE
+AC_TYPE_SIZE_T
+
+LSH_GCC_ATTRIBUTES
+
+# Checks for library functions.
+AC_FUNC_ALLOCA
+AC_FUNC_VPRINTF
+AC_CHECK_FUNCS(strerror sleep getpid snprintf)
+
+AC_REPLACE_FUNCS(mempcpy strndup strchrnul strcasecmp vsnprintf)
+
+dnl ARGP_CHECK_FUNC(includes, function-call [, if-found [, if-not-found]])
+AC_DEFUN([ARGP_CHECK_FUNC],
+ [AS_VAR_PUSHDEF([ac_func], m4_substr([$2], 0, m4_index([$2], [(])))
+ AS_VAR_PUSHDEF([ac_var], [ac_cv_func_call_]ac_func)
+ AH_TEMPLATE(AS_TR_CPP(HAVE_[]ac_func),
+ [Define to 1 if you have the `]ac_func[' function.])
+ AC_CACHE_CHECK([for $2], ac_var,
+ [AC_TRY_LINK([$1], [$2],
+ [AS_VAR_SET(ac_var, yes)],
+ [AS_VAR_SET(ac_var, no)])])
+ if test AS_VAR_GET(ac_var) = yes ; then
+ ifelse([$3],,
+ [AC_DEFINE_UNQUOTED(AS_TR_CPP(HAVE_[]ac_func))],
+ [$3
+])
+ else
+ ifelse([$4],, true, [$4])
+ fi
+ AS_VAR_POPDEF([ac_var])
+ AS_VAR_POPDEF([ac_func])
+ ])
+
+# At least on freebsd, putc_unlocked is a macro, so the standard
+# AC_CHECK_FUNCS doesn't work well.
+ARGP_CHECK_FUNC([#include <stdio.h>], [putc_unlocked('x', stdout)])
+
+AC_CHECK_FUNCS(flockfile)
+AC_CHECK_FUNCS(fputs_unlocked fwrite_unlocked)
+
+# Used only by argp-test.c, so don't use AC_REPLACE_FUNCS.
+AC_CHECK_FUNCS(strdup asprintf)
+
+AC_CHECK_DECLS([program_invocation_name, program_invocation_short_name],
+ [], [], [[#include <errno.h>]])
+
+# Set these flags *last*, or else the test programs won't compile
+if test x$GCC = xyes ; then
+ # Using -ggdb3 makes (some versions of) Redhat's gcc-2.96 dump core
+ if "$CC" --version | grep '^2\.96$' 1>/dev/null 2>&1; then
+ true
+ else
+ CFLAGS="$CFLAGS -ggdb3"
+ fi
+ CFLAGS="$CFLAGS -Wall -W \
+ -Wmissing-prototypes -Wmissing-declarations -Wstrict-prototypes \
+ -Waggregate-return \
+ -Wpointer-arith -Wbad-function-cast -Wnested-externs"
+fi
+
+CPPFLAGS="$CPPFLAGS -I$srcdir"
+
+AC_OUTPUT(Makefile)