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authorAndrew Tridgell <tridge@samba.org>2006-09-05 11:22:11 +0000
committerGerald (Jerry) Carter <jerry@samba.org>2007-10-10 14:17:11 -0500
commitb70a7de8028a0c1c56dd2d7c4404aa0af6c89747 (patch)
tree6bd67970d00af7502d17eebf817e63b53f38d593 /source4/lib/replace/libreplace.m4
parenta57365a2e6f303572da011e490d05e1424c53934 (diff)
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r18074: config.m4 is now libreplace.m4
(This used to be commit b2e680500e07742d82735bcc05ba2030a5deb603)
Diffstat (limited to 'source4/lib/replace/libreplace.m4')
-rw-r--r--source4/lib/replace/libreplace.m4220
1 files changed, 220 insertions, 0 deletions
diff --git a/source4/lib/replace/libreplace.m4 b/source4/lib/replace/libreplace.m4
new file mode 100644
index 0000000000..382da639fc
--- /dev/null
+++ b/source4/lib/replace/libreplace.m4
@@ -0,0 +1,220 @@
+dnl find the libreplace sources. This is meant to work both for
+dnl libreplace standalone builds, and builds of packages using libreplace
+libreplacedir=""
+for d in "$srcdir" "$srcdir/lib/replace" "$srcdir/libreplace" "$srcdir/../libreplace"; do
+ if test -f "$d/replace.c"; then
+ libreplacedir="$d"
+ AC_SUBST(libreplacedir)
+ break;
+ fi
+done
+LIBREPLACEOBJ="dlfcn.o getpass.o replace.o snprintf.o timegm.o"
+AC_SUBST(LIBREPLACEOBJ)
+
+AC_CHECK_HEADERS([stdint.h inttypes.h])
+AC_CHECK_TYPE(uint_t, unsigned int)
+AC_CHECK_TYPE(uint8_t, unsigned char)
+AC_CHECK_TYPE(int8_t, char)
+AC_CHECK_TYPE(int16_t, short)
+AC_CHECK_TYPE(uint16_t, unsigned short)
+AC_CHECK_TYPE(int32_t, long)
+AC_CHECK_TYPE(intptr_t, unsigned long long)
+AC_CHECK_TYPE(uint32_t, unsigned long)
+AC_CHECK_TYPE(ssize_t, int)
+
+AC_CHECK_HEADERS(stdbool.h)
+
+AC_CHECK_TYPE(bool,
+[AC_DEFINE(HAVE_BOOL, 1, [Whether the bool type is available])],,
+[
+AC_INCLUDES_DEFAULT
+#ifdef HAVE_STDBOOL_H
+#include <stdbool.h>
+#endif]
+)
+
+
+AC_CACHE_CHECK([for broken inet_ntoa],samba_cv_REPLACE_INET_NTOA,[
+AC_TRY_RUN([
+#include <stdio.h>
+#include <sys/types.h>
+#include <netinet/in.h>
+#ifdef HAVE_ARPA_INET_H
+#include <arpa/inet.h>
+#endif
+main() { struct in_addr ip; ip.s_addr = 0x12345678;
+if (strcmp(inet_ntoa(ip),"18.52.86.120") &&
+ strcmp(inet_ntoa(ip),"120.86.52.18")) { exit(0); }
+exit(1);}],
+ samba_cv_REPLACE_INET_NTOA=yes,samba_cv_REPLACE_INET_NTOA=no,samba_cv_REPLACE_INET_NTOA=cross)])
+if test x"$samba_cv_REPLACE_INET_NTOA" = x"yes"; then
+ AC_DEFINE(REPLACE_INET_NTOA,1,[Whether inet_ntoa should be replaced])
+fi
+
+dnl Provided by replace.c:
+AC_TRY_COMPILE([
+#include <sys/types.h>
+#if STDC_HEADERS
+#include <stdlib.h>
+#include <stddef.h>
+#endif
+#include <sys/socket.h>],
+[socklen_t foo;],,
+[AC_DEFINE(socklen_t, int,[Socket length type])])
+
+AC_CHECK_HEADERS(sys/syslog.h syslog.h)
+AC_CHECK_HEADERS(sys/time.h time.h)
+AC_CHECK_HEADERS(sys/socket.h netinet/in.h)
+AC_CHECK_FUNCS(seteuid setresuid setegid setresgid chroot bzero strerror)
+AC_CHECK_FUNCS(vsyslog setlinebuf mktime ftruncate chsize rename)
+AC_CHECK_FUNCS(waitpid strlcpy strlcat innetgr initgroups memmove strdup)
+AC_CHECK_FUNCS(pread pwrite strndup strcasestr strtok_r mkdtemp)
+AC_CHECK_DECLS([setresuid, setresgid, errno])
+
+AC_CACHE_CHECK([for secure mkstemp],samba_cv_HAVE_SECURE_MKSTEMP,[
+AC_TRY_RUN([#include <stdlib.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+main() {
+ struct stat st;
+ char tpl[20]="/tmp/test.XXXXXX";
+ int fd = mkstemp(tpl);
+ if (fd == -1) exit(1);
+ unlink(tpl);
+ if (fstat(fd, &st) != 0) exit(1);
+ if ((st.st_mode & 0777) != 0600) exit(1);
+ exit(0);
+}],
+samba_cv_HAVE_SECURE_MKSTEMP=yes,
+samba_cv_HAVE_SECURE_MKSTEMP=no,
+samba_cv_HAVE_SECURE_MKSTEMP=cross)])
+if test x"$samba_cv_HAVE_SECURE_MKSTEMP" = x"yes"; then
+ AC_DEFINE(HAVE_SECURE_MKSTEMP,1,[Whether mkstemp is secure])
+fi
+
+dnl Provided by snprintf.c:
+AC_CHECK_DECLS([asprintf, vasprintf, snprintf])
+AC_CHECK_FUNCS(snprintf vsnprintf asprintf vasprintf)
+AC_CHECK_HEADERS(strings.h)
+
+AC_CACHE_CHECK([for C99 vsnprintf],samba_cv_HAVE_C99_VSNPRINTF,[
+AC_TRY_RUN([
+#include <sys/types.h>
+#include <stdio.h>
+#include <stdarg.h>
+#include <stdlib.h>
+void foo(const char *format, ...) {
+ va_list ap;
+ int len;
+ char buf[20];
+ long long l = 1234567890;
+ l *= 100;
+
+ va_start(ap, format);
+ len = vsnprintf(buf, 0, format, ap);
+ va_end(ap);
+ if (len != 5) exit(1);
+
+ va_start(ap, format);
+ len = vsnprintf(0, 0, format, ap);
+ va_end(ap);
+ if (len != 5) exit(2);
+
+ if (snprintf(buf, 3, "hello") != 5 || strcmp(buf, "he") != 0) exit(3);
+
+ if (snprintf(buf, 20, "%lld", l) != 12 || strcmp(buf, "123456789000") != 0) exit(4);
+ if (snprintf(buf, 20, "%zu", 123456789) != 9 || strcmp(buf, "123456789") != 0) exit(5);
+ if (snprintf(buf, 20, "%2\$d %1\$d", 3, 4) != 3 || strcmp(buf, "4 3") != 0) exit(6);
+ if (snprintf(buf, 20, "%s", 0) < 3) exit(7);
+
+ exit(0);
+}
+main() { foo("hello"); }
+],
+samba_cv_HAVE_C99_VSNPRINTF=yes,samba_cv_HAVE_C99_VSNPRINTF=no,samba_cv_HAVE_C99_VSNPRINTF=cross)])
+if test x"$samba_cv_HAVE_C99_VSNPRINTF" = x"yes"; then
+ AC_DEFINE(HAVE_C99_VSNPRINTF,1,[Whether there is a C99 compliant vsnprintf])
+fi
+
+dnl dummies provided by dlfcn.c if not available
+AC_SEARCH_LIBS(dlopen, dl)
+AC_CHECK_HEADERS(dlfcn.h)
+AC_CHECK_FUNCS(dlopen dlsym dlerror dlclose)
+
+AC_CHECK_FUNCS([syslog memset setnetgrent getnetgrent endnetgrent memcpy],,
+ [AC_MSG_ERROR([Required function not found])])
+
+sinclude(lib/replace/getpass.m4)
+sinclude(getpass.m4)
+sinclude(lib/replace/cc_features.m4)
+sinclude(cc_features.m4)
+
+LIBREPLACE_C99_STRUCT_INIT(c99_struct_initialization=yes,
+ c99_struct_initialization=no)
+
+dnl VA_COPY
+AC_CACHE_CHECK([for va_copy],samba_cv_HAVE_VA_COPY,[
+AC_TRY_LINK([#include <stdarg.h>
+va_list ap1,ap2;], [va_copy(ap1,ap2);],
+samba_cv_HAVE_VA_COPY=yes,samba_cv_HAVE_VA_COPY=no)])
+if test x"$samba_cv_HAVE_VA_COPY" = x"yes"; then
+ AC_DEFINE(HAVE_VA_COPY,1,[Whether va_copy() is available])
+fi
+
+if test x"$samba_cv_HAVE_VA_COPY" != x"yes"; then
+AC_CACHE_CHECK([for __va_copy],samba_cv_HAVE___VA_COPY,[
+AC_TRY_LINK([#include <stdarg.h>
+va_list ap1,ap2;], [__va_copy(ap1,ap2);],
+samba_cv_HAVE___VA_COPY=yes,samba_cv_HAVE___VA_COPY=no)])
+if test x"$samba_cv_HAVE___VA_COPY" = x"yes"; then
+ AC_DEFINE(HAVE___VA_COPY,1,[Whether __va_copy() is available])
+fi
+fi
+
+dnl __FUNCTION__ macro
+AC_CACHE_CHECK([for __FUNCTION__ macro],samba_cv_HAVE_FUNCTION_MACRO,[
+AC_TRY_COMPILE([#include <stdio.h>], [printf("%s\n", __FUNCTION__);],
+samba_cv_HAVE_FUNCTION_MACRO=yes,samba_cv_HAVE_FUNCTION_MACRO=no)])
+if test x"$samba_cv_HAVE_FUNCTION_MACRO" = x"yes"; then
+ AC_DEFINE(HAVE_FUNCTION_MACRO,1,[Whether there is a __FUNCTION__ macro])
+else
+ dnl __func__ macro
+ AC_CACHE_CHECK([for __func__ macro],samba_cv_HAVE_func_MACRO,[
+ AC_TRY_COMPILE([#include <stdio.h>], [printf("%s\n", __func__);],
+ samba_cv_HAVE_func_MACRO=yes,samba_cv_HAVE_func_MACRO=no)])
+ if test x"$samba_cv_HAVE_func_MACRO" = x"yes"; then
+ AC_DEFINE(HAVE_func_MACRO,1,[Whether there is a __func__ macro])
+ fi
+fi
+
+AC_CHECK_HEADERS([sys/param.h limits.h])
+
+AC_CHECK_TYPE(comparison_fn_t,
+[AC_DEFINE(HAVE_COMPARISON_FN_T, 1,[Whether or not we have comparison_fn_t])])
+
+AC_CHECK_FUNCS(timegm strnlen setenv)
+AC_CHECK_FUNCS(strtoull __strtoull strtouq strtoll __strtoll strtoq)
+
+# this test disabled as we don't actually need __VA_ARGS__ yet
+# AC_TRY_CPP([
+# #define eprintf(...) fprintf(stderr, __VA_ARGS__)
+# eprintf("bla", "bar");
+# ], [], [AC_MSG_ERROR([__VA_ARGS__ is required])])
+
+# Check prerequisites
+AC_CHECK_FUNCS([memset printf syslog], [],
+ [ AC_MSG_ERROR([Required function not found])])
+
+AC_CACHE_CHECK([for sig_atomic_t type],samba_cv_sig_atomic_t, [
+ AC_TRY_COMPILE([
+#include <sys/types.h>
+#if STDC_HEADERS
+#include <stdlib.h>
+#include <stddef.h>
+#endif
+#include <signal.h>],[sig_atomic_t i = 0],
+ samba_cv_sig_atomic_t=yes,samba_cv_sig_atomic_t=no)])
+if test x"$samba_cv_sig_atomic_t" = x"yes"; then
+ AC_DEFINE(HAVE_SIG_ATOMIC_T_TYPE,1,[Whether we have the atomic_t variable type])
+fi