~mdw / dpkg / blame
| Commit | Line | Data |
|---|---|---|
| 1479465f GJ |
1 | # Copyright © 2005 Scott James Remnant <scott@netsplit.com> |
| 2 | # Copyright © 2009-2011 Guillem Jover <guillem@debian.org> | |
| 3 | ||
| 4 | # DPKG_TYPE_PTRDIFF_T | |
| 5 | # ------------------- | |
| 6 | # Check for the ptrdiff_t type, defining to int if not defined | |
| 7 | AC_DEFUN([DPKG_TYPE_PTRDIFF_T], [ | |
| 8 | AC_CHECK_TYPE([ptrdiff_t], [], [ | |
| 9 | AC_DEFINE_UNQUOTED([ptrdiff_t], [int], | |
| 10 | [Define to 'int' if <malloc.h> does not define.]) | |
| 11 | ]) | |
| 12 | ])# DPKG_TYPE_PTRDIFF_T | |
| 13 | ||
| 14 | # DPKG_TYPE_U_INT_T(N) | |
| 15 | # -------------------- | |
| 16 | # Check for u_intN_t BSD type, defining to C99 type if not. | |
| 17 | AC_DEFUN([DPKG_TYPE_U_INT_T], [ | |
| 18 | AC_CHECK_TYPE([u_int$1_t], [], [ | |
| 19 | AC_DEFINE_UNQUOTED([u_int$1_t], [uint$1_t], | |
| 20 | [Define to 'uint$1_t' if not defined.]) | |
| 21 | ]) | |
| 22 | ]) | |
| 23 | ||
| 24 | # DPKG_TYPES_U_INT_T | |
| 25 | # ------------------ | |
| 26 | # Check for u_int(8|16|32|64)_t BSD types, defining to C99 types if not. | |
| 27 | AC_DEFUN([DPKG_TYPES_U_INT_T], [ | |
| 28 | DPKG_TYPE_U_INT_T([8]) | |
| 29 | DPKG_TYPE_U_INT_T([16]) | |
| 30 | DPKG_TYPE_U_INT_T([32]) | |
| 31 | DPKG_TYPE_U_INT_T([64]) | |
| 32 | ]) | |
| 33 | ||
| 34 | # DPKG_DECL_SYS_SIGLIST | |
| 35 | # --------------------- | |
| 36 | # Check for the sys_siglist variable in either signal.h or unistd.h | |
| 37 | AC_DEFUN([DPKG_DECL_SYS_SIGLIST], [ | |
| 38 | AC_CHECK_HEADERS([unistd.h]) | |
| 39 | AC_CHECK_DECLS([sys_siglist], [], [], [[ | |
| 40 | #include <signal.h> | |
| 41 | /* NetBSD declares sys_siglist in unistd.h. */ | |
| 42 | #if HAVE_UNISTD_H | |
| 43 | # include <unistd.h> | |
| 44 | #endif | |
| 45 | ]]) | |
| 46 | ])# DPKG_DECL_SYS_SIGLIST | |
| 47 | ||
| 48 | # DPKG_DECL_SYS_ERRLIST | |
| 49 | # --------------------- | |
| 50 | # Check for the sys_errlist and sys_nerr variables in either errno.h or | |
| 51 | # stdio.h | |
| 52 | AC_DEFUN([DPKG_DECL_SYS_ERRLIST], [ | |
| 53 | AC_CHECK_DECLS([sys_errlist, sys_nerr], [], [], [[ | |
| 54 | #include <errno.h> | |
| 55 | /* glibc declares sys_errlist in stdio.h. */ | |
| 56 | #include <stdio.h> | |
| 57 | ]]) | |
| 58 | AM_CONDITIONAL([HAVE_SYS_ERRLIST], | |
| 59 | [test "x$ac_cv_have_decl_sys_errlist" = "xyes" && \ | |
| 60 | test "x$ac_cv_have_decl_sys_nerr" = "xyes"]) | |
| 61 | ])# DPKG_DECL_SYS_SIGLIST | |
| 62 | ||
| 63 | # DPKG_CHECK_DECL([DECL], [HEADER]) | |
| 64 | # --------------- | |
| 65 | # Define HAVE_DECL to 1 if declared in HEADER | |
| 66 | AC_DEFUN([DPKG_CHECK_DECL], [ | |
| 67 | AC_CHECK_DECL([$1], [ | |
| 68 | AC_DEFINE([HAVE_]AS_TR_CPP($1), [1], | |
| 69 | [Define to 1 if ']$1[' is declared in <$2>]) | |
| 70 | ], [], [[#include <$2>]]) | |
| 71 | ])# DPKG_CHECK_DECL |