X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=libiberty%2Fconfigure.ac;h=4e2599c14a89bafcb8c7e523b9ce5b3d60b8c0f6;hb=7d458ea516b58c98214406859d57965879019215;hp=90adaea1ad2f3ef38cb1c01e714265fdca0955f2;hpb=abdef8eb901ce829fdc9fbe7eb89c8327c262f07;p=deliverable%2Fbinutils-gdb.git

diff --git a/libiberty/configure.ac b/libiberty/configure.ac
index 90adaea1ad..4e2599c14a 100644
--- a/libiberty/configure.ac
+++ b/libiberty/configure.ac
@@ -1,6 +1,5 @@
 dnl Process this file with autoconf to produce a configure script
 
-AC_PREREQ(2.64)
 AC_INIT
 AC_CONFIG_SRCDIR([xmalloc.c])
 
@@ -155,11 +154,13 @@ AC_MSG_NOTICE([target_header_dir = $target_header_dir])
 
 GCC_NO_EXECUTABLES
 AC_PROG_CC
+AC_GNU_SOURCE
 AC_SYS_LARGEFILE
 AC_PROG_CPP_WERROR
 
 ACX_PROG_CC_WARNING_OPTS([-W -Wall -Wwrite-strings -Wc++-compat \
-			  -Wstrict-prototypes], [ac_libiberty_warn_cflags])
+			  -Wstrict-prototypes \
+			  -Wshadow=local], [ac_libiberty_warn_cflags])
 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC([], [ac_libiberty_warn_cflags])
 
 AC_PROG_CC_C_O
@@ -242,6 +243,9 @@ case " ${CFLAGS} " in
 esac
 AC_SUBST(NOASANFLAG)
 
+GCC_CET_HOST_FLAGS(CET_HOST_FLAGS)
+AC_SUBST(CET_HOST_FLAGS)
+
 echo "# Warning: this fragment is automatically generated" > temp-frag
 
 if [[ -n "${frag}" ]] && [[ -f "${frag}" ]]; then
@@ -275,6 +279,7 @@ libiberty_AC_DECLARE_ERRNO
 # Determine sizes of some types.
 AC_CHECK_SIZEOF([int])
 AC_CHECK_SIZEOF([long])
+AC_CHECK_SIZEOF([size_t])
 
 # Check for presense of long long
 AC_CHECK_TYPE([long long],
@@ -388,7 +393,7 @@ funcs="$funcs setproctitle"
 vars="sys_errlist sys_nerr sys_siglist"
 
 checkfuncs="__fsetlocking canonicalize_file_name dup3 getrlimit getrusage \
- getsysinfo gettimeofday on_exit psignal pstat_getdynamic pstat_getstatic \
+ getsysinfo gettimeofday on_exit pipe2 psignal pstat_getdynamic pstat_getstatic \
  realpath setrlimit sbrk spawnve spawnvpe strerror strsignal sysconf sysctl \
  sysmp table times wait3 wait4"
 
@@ -404,7 +409,7 @@ if test "x" = "y"; then
     index insque \
     memchr memcmp memcpy memmem memmove memset mkstemps \
     on_exit \
-    psignal pstat_getdynamic pstat_getstatic putenv \
+    pipe2 psignal pstat_getdynamic pstat_getstatic putenv \
     random realpath rename rindex \
     sbrk setenv setproctitle setrlimit sigsetmask snprintf spawnve spawnvpe \
      stpcpy stpncpy strcasecmp strchr strdup \
@@ -413,7 +418,7 @@ if test "x" = "y"; then
     table times tmpnam \
     vasprintf vfprintf vprintf vsprintf \
     wait3 wait4 waitpid)
-  AC_CHECK_DECLS([basename(char *), ffs, asprintf, vasprintf, snprintf, vsnprintf, strtol, strtoul, strtoll, strtoull])
+  AC_CHECK_DECLS([basename(char *), ffs, asprintf, vasprintf, snprintf, vsnprintf, strtol, strtoul, strtoll, strtoull, strnlen])
   AC_DEFINE(HAVE_SYS_ERRLIST, 1, [Define if you have the sys_errlist variable.])
   AC_DEFINE(HAVE_SYS_NERR,    1, [Define if you have the sys_nerr variable.])
   AC_DEFINE(HAVE_SYS_SIGLIST, 1, [Define if you have the sys_siglist variable.])
@@ -599,6 +604,12 @@ if test -z "${setobjs}"; then
 
   case "${host}" in
 
+  *-*-android*)
+    # On android, getpagesize is defined in unistd.h as a static inline
+    # function, which AC_CHECK_FUNCS does not handle properly.
+    ac_cv_func_getpagesize=yes
+    ;;
+
   *-*-mingw32*)
     # Under mingw32, sys_nerr and sys_errlist exist, but they are
     # macros, so the test below won't find them.
@@ -678,7 +689,9 @@ if test -z "${setobjs}"; then
   AC_CHECK_FUNCS($checkfuncs)
   AC_CHECK_DECLS([basename(char *), ffs, asprintf, vasprintf, snprintf, vsnprintf])
   AC_CHECK_DECLS([calloc, getenv, getopt, malloc, realloc, sbrk])
+  AC_CHECK_DECLS([strtol, strtoul, strtoll, strtoull])
   AC_CHECK_DECLS([strverscmp])
+  AC_CHECK_DECLS([strnlen])
   libiberty_NEED_DECLARATION(canonicalize_file_name)
 fi