xref: /netbsd-src/crypto/external/bsd/heimdal/dist/cf/check-getpwuid_r-posix.m4 (revision 4c1cde0e1e405cc726ebfa2b81cd99cdcd697a14)
1*4c1cde0eSchristosdnl Id
2*4c1cde0eSchristosdnl
3*4c1cde0eSchristosdnl check for getpwuid_r, and if it's posix or not
4*4c1cde0eSchristos
5*4c1cde0eSchristosAC_DEFUN([AC_CHECK_GETPWUID_R_POSIX],[
6*4c1cde0eSchristosAC_FIND_FUNC_NO_LIBS(getpwuid_r,c_r)
7*4c1cde0eSchristosif test "$ac_cv_func_getpwuid_r" = yes; then
8*4c1cde0eSchristos	AC_CACHE_CHECK(if getpwuid_r is posix,ac_cv_func_getpwuid_r_posix,
9*4c1cde0eSchristos	ac_libs="$LIBS"
10*4c1cde0eSchristos	LIBS="$LIBS $LIB_getpwuid_r"
11*4c1cde0eSchristos	AC_RUN_IFELSE([AC_LANG_SOURCE([[
12*4c1cde0eSchristos#define _POSIX_PTHREAD_SEMANTICS
13*4c1cde0eSchristos#include <pwd.h>
14*4c1cde0eSchristosint main(int argc, char **argv)
15*4c1cde0eSchristos{
16*4c1cde0eSchristos	struct passwd pw, *pwd;
17*4c1cde0eSchristos	return getpwuid_r(0, &pw, 0, 0, &pwd) < 0;
18*4c1cde0eSchristos}
19*4c1cde0eSchristos]])],[ac_cv_func_getpwuid_r_posix=yes],[ac_cv_func_getpwuid_r_posix=no],[:])
20*4c1cde0eSchristosLIBS="$ac_libs")
21*4c1cde0eSchristos	AC_CACHE_CHECK(if _POSIX_PTHREAD_SEMANTICS is needed,ac_cv_func_getpwuid_r_posix_def,
22*4c1cde0eSchristos	ac_libs="$LIBS"
23*4c1cde0eSchristos	LIBS="$LIBS $LIB_getpwuid_r"
24*4c1cde0eSchristos	AC_RUN_IFELSE([AC_LANG_SOURCE([[
25*4c1cde0eSchristos#include <pwd.h>
26*4c1cde0eSchristosint main(int argc, char **argv)
27*4c1cde0eSchristos{
28*4c1cde0eSchristos	struct passwd pw, *pwd;
29*4c1cde0eSchristos	return getpwuid_r(0, &pw, 0, 0, &pwd) < 0;
30*4c1cde0eSchristos}
31*4c1cde0eSchristos]])],[ac_cv_func_getpwuid_r_posix_def=no],[ac_cv_func_getpwuid_r_posix_def=yes],[:])
32*4c1cde0eSchristosLIBS="$ac_libs")
33*4c1cde0eSchristosif test "$ac_cv_func_getpwuid_r_posix" = yes; then
34*4c1cde0eSchristos	AC_DEFINE(POSIX_GETPWUID_R, 1, [Define if getpwuid_r has POSIX flavour.])
35*4c1cde0eSchristosfi
36*4c1cde0eSchristosif test "$ac_cv_func_getpwuid_r_posix" = yes -a "$ac_cv_func_getpwuid_r_posix_def" = yes; then
37*4c1cde0eSchristos	AC_DEFINE(_POSIX_PTHREAD_SEMANTICS, 1, [Define to get POSIX getpwuid_r in some systems.])
38*4c1cde0eSchristosfi
39*4c1cde0eSchristosfi
40*4c1cde0eSchristos])
41