summaryrefslogtreecommitdiff
path: root/m4/protos.m4
blob: 5c82294eb3f559ddf64be5f827104e5ca209c981 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
## ------------------------------- ##
## Check for function prototypes.  ##
## From Franc,ois Pinard           ##
## ------------------------------- ##

# serial 1

AC_DEFUN(AM_C_PROTOTYPES,
[AC_REQUIRE([AM_PROG_CC_STDC])
AC_BEFORE([$0], [AC_C_INLINE])
AC_MSG_CHECKING([for function prototypes])
if test "$am_cv_prog_cc_stdc" != no; then
  AC_MSG_RESULT(yes)
  AC_DEFINE(PROTOTYPES)
  U= ANSI2KNR=
else
  AC_MSG_RESULT(no)
  U=_ ANSI2KNR=./ansi2knr
  # Ensure some checks needed by ansi2knr itself.
  AC_HEADER_STDC
  AC_CHECK_HEADERS(string.h)
fi
AC_SUBST(U)dnl
AC_SUBST(ANSI2KNR)dnl
])