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@@ -36,7 +36,7 @@ AC_ARG_WITH(start-stop-daemon,
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esac])
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AC_SUBST(USE_START_STOP_DAEMON)
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if test "$USE_START_STOP_DAEMON" != ""; then
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- AC_DEFINE(USE_START_STOP_DAEMON)
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+ AC_DEFINE(USE_START_STOP_DAEMON,,[Define if start-stop-daemon is compiled.])
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fi
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USE_SGML_DOC="true"
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@@ -103,7 +103,7 @@ if test "x$dpkg_archset" = "x"; then
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else
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AC_MSG_RESULT($dpkg_archset)
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fi
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-AC_DEFINE_UNQUOTED(ARCHITECTURE, "${dpkg_archset}")
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+AC_DEFINE_UNQUOTED(ARCHITECTURE, "${dpkg_archset}", [Set this to the canonical Debian architecture string for this CPU type.])
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dnl gettext
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@@ -168,10 +168,10 @@ AC_SUBST(ZLIB_LIBS_ALSO_STATIC)
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AC_TRY_COMPILE([
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#include <sys/types.h>
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#include <dirent.h>
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-], alphasort, AC_DEFINE(HAVE_ALPHASORT_DECLARATION))
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+], alphasort, AC_DEFINE(HAVE_ALPHASORT_DECLARATION,,[Define if alphasort is declared.]))
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AC_TRY_COMPILE(,[
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-} inline int foo (int x) {], AC_DEFINE(HAVE_INLINE))
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+} inline int foo (int x) {], AC_DEFINE(HAVE_INLINE,,[Define if inline functions a la GCC are available.]))
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AC_MSG_CHECKING([for __va_copy])
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AC_TRY_COMPILE([
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@@ -180,7 +180,7 @@ AC_TRY_COMPILE([
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va_list v1,v2;
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__va_copy(v1, v2);
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], [AC_MSG_RESULT(yes)
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-AC_DEFINE(HAVE_VA_COPY)],[AC_MSG_RESULT(no)
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+AC_DEFINE(HAVE_VA_COPY,,[Define if you have the __va_copy macro])],[AC_MSG_RESULT(no)
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AC_MSG_CHECKING([for va_list assignment copy])
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AC_TRY_COMPILE([
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#include <stdarg.h>
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@@ -192,26 +192,26 @@ v1 = v2;
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DPKG_CACHED_TRY_COMPILE(__attribute__((,,)),dpkg_cv_c_attribute_supported,,
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[extern int testfunction(int x) __attribute__((,,))],
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AC_MSG_RESULT(yes)
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- AC_DEFINE(HAVE_GNUC25_ATTRIB)
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+ AC_DEFINE(HAVE_GNUC25_ATTRIB,,[Define if function attributes a la GCC 2.5 and higher are available.])
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DPKG_CACHED_TRY_COMPILE(__attribute__((noreturn)),dpkg_cv_c_attribute_noreturn,,
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[extern int testfunction(int x) __attribute__((noreturn))],
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AC_MSG_RESULT(yes)
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- AC_DEFINE(HAVE_GNUC25_NORETURN),
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+ AC_DEFINE(HAVE_GNUC25_NORETURN,,[Define if nonreturning functions a la GCC 2.5 and higher are available.]),
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AC_MSG_RESULT(no))
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DPKG_CACHED_TRY_COMPILE(__attribute__((const)),dpkg_cv_c_attribute_const,,
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[extern int testfunction(int x) __attribute__((const))],
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AC_MSG_RESULT(yes)
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- AC_DEFINE(HAVE_GNUC25_CONST),
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+ AC_DEFINE(HAVE_GNUC25_CONST,,[Define if constant functions a la GCC 2.5 and higher are available.]),
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AC_MSG_RESULT(no))
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DPKG_CACHED_TRY_COMPILE(__attribute__((unused)),dpkg_cv_c_attribute_unused,,
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[extern int testfunction(int x) __attribute__((unused))],
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AC_MSG_RESULT(yes)
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- AC_DEFINE(HAVE_GNUC25_UNUSED),
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+ AC_DEFINE(HAVE_GNUC25_UNUSED,,[Define if unused variables la GCC 2.5 and higher are available.]),
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AC_MSG_RESULT(no))
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DPKG_CACHED_TRY_COMPILE(__attribute__((format...)),dpkg_cv_attribute_format,,
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[extern int testfunction(char *y, ...) __attribute__((format(printf,1,2)))],
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AC_MSG_RESULT(yes)
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- AC_DEFINE(HAVE_GNUC25_PRINTFFORMAT),
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+ AC_DEFINE(HAVE_GNUC25_PRINTFFORMAT,,[Define if printf-format argument lists a la GCC are available.]),
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AC_MSG_RESULT(no)),
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AC_MSG_RESULT(no))
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@@ -246,8 +246,8 @@ test "x$exec_prefix" = xNONE && exec_prefix="${prefix}"
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LLIBDIR=`eval echo $libdir`
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LLIBDIR=`eval echo $LLIBDIR`
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LOCALSTATEDIR="$(expandvar $localstatedir)"
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-AC_DEFINE_UNQUOTED(LLIBDIR, "$LLIBDIR")
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-AC_DEFINE_UNQUOTED(LOCALSTATEDIR, "$LOCALSTATEDIR")
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+AC_DEFINE_UNQUOTED(LLIBDIR, "$LLIBDIR", [Defined to the $(libdir) location])
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+AC_DEFINE_UNQUOTED(LOCALSTATEDIR, "$LOCALSTATEDIR", [Defined to $(localstatedir) dir location])
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admindir=$(expandvar "$admindir")
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bindir=$(expandvar "$bindir")
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@@ -264,6 +264,146 @@ infodir=$(expandvar "$infodir")
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AC_SUBST(admindir)
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+AH_BOTTOM([#ifdef HAVE_SYS_CDEFS_H
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+#include <sys/cdefs.h>
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+#endif
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+
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+#ifdef HAVE_STDDEF_H
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+#include <stddef.h>
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+#endif
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+
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+/* Use the definitions: */
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+
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+/* Give us an unsigned 32-bit data type. */
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+#if SIZEOF_UNSIGNED_LONG==4
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+#define UWORD32 unsigned long
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+#elif SIZEOF_UNSIGNED_INT==4
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+#define UWORD32 unsigned int
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+#else
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+#error I do not know what to use for a UWORD32.
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+#endif
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+
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+/* The maximum length of a #! interpreter displayed by dpkg-deb. */
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+#ifdef PATH_MAX
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+#define INTERPRETER_MAX PATH_MAX
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+#else
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+#define INTERPRETER_MAX 1024
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+#endif
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+
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+/* GNU C attributes. */
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+#ifndef FUNCATTR
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+#ifdef HAVE_GNUC25_ATTRIB
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+#define FUNCATTR(x) __attribute__(x)
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+#else
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+#define FUNCATTR(x)
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+#endif
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+#endif
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+
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+/* GNU C printf formats, or null. */
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+#ifndef ATTRPRINTF
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+#ifdef HAVE_GNUC25_PRINTFFORMAT
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+#define ATTRPRINTF(si,tc) format(printf,si,tc)
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+#else
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+#define ATTRPRINTF(si,tc)
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+#endif
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+#endif
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+#ifndef PRINTFFORMAT
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+#define PRINTFFORMAT(si,tc) FUNCATTR((ATTRPRINTF(si,tc)))
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+#endif
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+
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+/* GNU C nonreturning functions, or null. */
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+#ifndef ATTRNORETURN
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+#ifdef HAVE_GNUC25_NORETURN
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+#define ATTRNORETURN noreturn
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+#else /* ! HAVE_GNUC25_NORETURN */
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+#define ATTRNORETURN
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+#endif /* HAVE_GNUC25_NORETURN */
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+#endif /* ATTRNORETURN */
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+
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+#ifndef NONRETURNING
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+#define NONRETURNING FUNCATTR((ATTRNORETURN))
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+#endif /* NONRETURNING */
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+
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+/* Combination of both the above. */
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+#ifndef NONRETURNPRINTFFORMAT
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+#define NONRETURNPRINTFFORMAT(si,tc) FUNCATTR((ATTRPRINTF(si,tc),ATTRNORETURN))
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+#endif
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+
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+/* GNU C constant functions, or null. */
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+#ifndef ATTRCONST
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+#ifdef HAVE_GNUC25_CONST
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+#define ATTRCONST const
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+#else
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+#define ATTRCONST
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+#endif
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+#endif
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+#ifndef CONSTANT
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+#define CONSTANT FUNCATTR((ATTRCONST))
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+#endif
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+
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+/* GNU C unused functions, or null. */
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+#ifndef ATTRUNUSED
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+#ifdef HAVE_GNUC25_UNUSED
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+#define ATTRUNUSED
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+#else
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+#define ATTRUNUSED
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+#endif
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+#endif
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+#ifndef UNUSED
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+#define UNUSED FUNCATTR((ATTRUNUSED))
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+#endif
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+
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+/* Declare strerror if we don't have it already. */
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+#ifndef HAVE_STRERROR
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+const char *strerror(int);
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+#endif
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+
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+/* Declare strsignal if we don't have it already. */
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+#ifndef HAVE_STRSIGNAL
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+const char *strsignal(int);
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+#endif
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+
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+/* Declare scandir if we don't have it already. */
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+#ifndef HAVE_SCANDIR
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+struct dirent;
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+int scandir(const char *dir, struct dirent ***namelist,
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+ int (*select)(const struct dirent *),
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+ int (*compar)(const void*, const void*));
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+#endif
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+
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+/* Declare alphasort if we don't have it already. */
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+#if !defined(HAVE_ALPHASORT) || !defined(HAVE_ALPHASORT_DECLARATION)
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+struct dirent;
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+int alphasort(const struct dirent *a, const struct dirent *b);
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+#endif
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+
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+/* Declare unsetenv if we don't have it already. */
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+#ifndef HAVE_UNSETENV
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+void unsetenv(const char *x);
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+#endif
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+
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+/* Define strtoul if we don't have it already. */
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+#ifndef HAVE_STRTOUL
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+#define strtoul strtol
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+#endif
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+
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+#ifndef HAVE_VA_COPY
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+#define __va_copy(dest,src) (dest) = (src)
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+#endif
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+
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+/* Define WCOREDUMP if we don't have it already - coredumps won't be
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+ * detected, though.
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+ */
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+#ifndef WCOREDUMP
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+#define WCOREDUMP(x) 0
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+#endif
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+
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+/* Set BUILDOLDPKGFORMAT to 1 to build old-format archives by default.
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+ */
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+#ifndef BUILDOLDPKGFORMAT
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+#define BUILDOLDPKGFORMAT 0
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+#endif
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+])
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AC_OUTPUT(
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Makefile.conf
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Adam Heath