X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Fjm-macros.m4;h=95e2626708fa6969610d97f0defe4df2046339b6;hb=e678e74fc23692fc3326176051a522db8e9e2368;hp=63319cd8466106d3455aa749e79ad83ec84820ab;hpb=4a11ac99187ee4b72946a106078d65e2d911bc97;p=gnulib.git

diff --git a/m4/jm-macros.m4 b/m4/jm-macros.m4
index 63319cd84..95e262670 100644
--- a/m4/jm-macros.m4
+++ b/m4/jm-macros.m4
@@ -1,4 +1,4 @@
-#serial 15
+#serial 27
 
 dnl Misc type-related macros for fileutils, sh-utils, textutils.
 
@@ -70,14 +70,15 @@ AC_DEFUN(jm_MACROS,
   AC_REQUIRE([jm_PREREQ])
 
   AC_REQUIRE([jm_FUNC_LCHOWN])
+  AC_REQUIRE([fetish_FUNC_RMDIR_NOTEMPTY])
   AC_REQUIRE([jm_FUNC_CHOWN])
   AC_REQUIRE([jm_FUNC_MKTIME])
   AC_REQUIRE([jm_FUNC_LSTAT])
-  AC_REQUIRE([jm_FUNC_LSTAT_FOLLOWS_SLASHED_SYMLINK])
+  AC_REQUIRE([AC_FUNC_LSTAT_FOLLOWS_SLASHED_SYMLINK])
   AC_REQUIRE([jm_FUNC_STAT])
   AC_REQUIRE([jm_FUNC_REALLOC])
   AC_REQUIRE([jm_FUNC_MALLOC])
-  AC_REQUIRE([jm_FUNC_STRERROR_R])
+  AC_REQUIRE([AC_FUNC_STRERROR_R])
   AC_REQUIRE([jm_FUNC_NANOSLEEP])
   AC_REQUIRE([jm_FUNC_READDIR])
   AC_REQUIRE([jm_FUNC_MEMCMP])
@@ -91,13 +92,14 @@ AC_DEFUN(jm_MACROS,
   AC_REQUIRE([AM_FUNC_ERROR_AT_LINE])
   AC_REQUIRE([jm_FUNC_GNU_STRFTIME])
   AC_REQUIRE([jm_FUNC_MKTIME])
+  AC_REQUIRE([jm_FUNC_FPENDING])
 
   AC_REQUIRE([jm_FUNC_GETGROUPS])
   test -n "$GETGROUPS_LIB" && LIBS="$GETGROUPS_LIB $LIBS"
 
   AC_REQUIRE([AC_FUNC_VPRINTF])
   AC_REQUIRE([AC_FUNC_ALLOCA])
-  AC_REQUIRE([AM_FUNC_GETLOADAVG])
+  AC_FUNC_GETLOADAVG([lib])
   AC_REQUIRE([jm_SYS_PROC_UPTIME])
   AC_REQUIRE([jm_FUNC_FTRUNCATE])
 
@@ -106,12 +108,15 @@ AC_DEFUN(jm_MACROS,
   AC_REPLACE_FUNCS(gethostname getusershell)
   AC_REPLACE_FUNCS(stime strcspn stpcpy strstr strtol strtoul)
   AC_REPLACE_FUNCS(strpbrk)
-  AC_REPLACE_FUNCS(euidaccess memcmp mkdir rmdir rpmatch strndup strverscmp)
+  AC_REPLACE_FUNCS(euidaccess memcmp rmdir rpmatch strndup strverscmp)
+  AC_REPLACE_FUNCS(atexit)
+  AC_REPLACE_FUNCS(strnlen)
+  AC_REPLACE_FUNCS(getpass)
 
   dnl used by e.g. intl/*domain.c and lib/canon-host.c
   AC_REPLACE_FUNCS(strdup)
 
-  AC_REPLACE_FUNCS(memchr memmove memcpy memset)
+  AC_REPLACE_FUNCS(memchr memcpy memmove memrchr memset)
   AC_CHECK_FUNCS(getpagesize)
 
   # By default, argmatch should fail calling usage (1).
@@ -128,8 +133,16 @@ AC_DEFUN(jm_MACROS,
   # used by sleep and shred
   # Solaris 2.5.1 needs -lposix4 to get the clock_gettime function.
   # Solaris 7 prefers the library name -lrt to the obsolescent name -lposix4.
-  AC_SEARCH_LIBS(clock_gettime, [rt posix4])
-  AC_CHECK_FUNCS(clock_gettime)
+
+  # Save and restore LIBS so e.g., -lrt, isn't added to it.  Otherwise, *all*
+  # programs in the package would end up linked with that potentially-shared
+  # library, inducing unnecessary run-time overhead.
+  fetish_saved_libs=$LIBS
+    AC_SEARCH_LIBS(clock_gettime, [rt posix4],
+		   [LIB_CLOCK_GETTIME=$ac_cv_search_clock_gettime])
+    AC_SUBST(LIB_CLOCK_GETTIME)
+    AC_CHECK_FUNCS(clock_gettime)
+  LIBS=$fetish_saved_libs
   AC_CHECK_FUNCS(gettimeofday)
 
   AC_REQUIRE([AC_FUNC_CLOSEDIR_VOID])
@@ -163,6 +176,7 @@ AC_DEFUN(jm_MACROS,
     strerror \
     strrchr \
     sysinfo \
+    wcrtomb \
     tzset \
   )
 
@@ -176,9 +190,28 @@ AC_DEFUN(jm_MACROS,
   AC_SUBST(POW_LIBM)
   test $am_cv_func_strtod_needs_libm = yes && POW_LIBM=-lm
 
-  jm_LANGINFO_CODESET
+  # See if linking `seq' requires -lm.
+  # It does on nearly every system.  The single exception (so far) is
+  # BeOS which has all the math functions in the normal runtime library
+  # and doesn't have a separate math library.
+
+  AC_SUBST(SEQ_LIBM)
+  ac_seq_body='
+     static double x, y;
+     x = floor (x);
+     x = rint (x);
+     x = modf (x, &y);'
+  AC_TRY_LINK([#include <math.h>], $ac_seq_body, ,
+    [ac_seq_save_LIBS="$LIBS"
+     LIBS="$LIBS -lm"
+     AC_TRY_LINK([#include <math.h>], $ac_seq_body, SEQ_LIBM=-lm)
+     LIBS="$ac_seq_save_LIBS"
+    ])
 
+  jm_LANGINFO_CODESET
+  jm_GLIBC21
   jm_ICONV
+  jm_FUNC_UNLINK_BUSY_TEXT
 
   # These tests are for df.
   jm_LIST_MOUNTED_FILESYSTEMS([list_mounted_fs=yes], [list_mounted_fs=no])
@@ -186,8 +219,8 @@ AC_DEFUN(jm_MACROS,
   jm_FILE_SYSTEM_USAGE([space=yes], [space=no])
   if test $list_mounted_fs = yes && test $space = yes; then
     DF_PROG="df"
-    LIBOBJS="$LIBOBJS fsusage.$ac_objext"
-    LIBOBJS="$LIBOBJS mountlist.$ac_objext"
+    AC_LIBOBJ(fsusage)
+    AC_LIBOBJ(mountlist)
   fi
 
 ])
@@ -195,15 +228,10 @@ AC_DEFUN(jm_MACROS,
 # This macro must be invoked before any tests that run the compiler.
 AC_DEFUN(jm_CHECK_ALL_TYPES,
 [
-  # Emit this code into config.h.in.
-  # The ifndef is to avoid redefinition warnings.
-  AH_VERBATIM([_GNU_SOURCE], [#ifndef _GNU_SOURCE
-# undef _GNU_SOURCE
-#endif])
-
-  # Enable GNU extensions.
-  AC_DEFINE([_GNU_SOURCE], 1,
-    [Enable GNU extensions on systems that have them.])
+  # FIXME: I shouldn't have to require this macro here.  Rather, it should
+  # be required by any autoconf macro that performs a compile-time test or
+  # otherwise uses confdefs.h.
+  AC_REQUIRE([AC__GNU_SOURCE])
 
   dnl This test must come as early as possible after the compiler configuration
   dnl tests, because the choice of the file model can (in principle) affect
@@ -225,7 +253,7 @@ AC_DEFUN(jm_CHECK_ALL_TYPES,
 
   AC_REQUIRE([AC_HEADER_DIRENT])
   AC_REQUIRE([AC_HEADER_STDC])
-  AC_CHECK_MEMBERS((struct stat.st_blksize),,,[$ac_includes_default
+  AC_CHECK_MEMBERS([struct stat.st_blksize],,,[$ac_includes_default
 #include <sys/stat.h>
   ])
   AC_REQUIRE([AC_STRUCT_ST_BLOCKS])