+## Portability defines that help interoperate with classic and modern autoconfs
+ifdef([AC_TR_SH],[
+define([GLIB_TR_SH],[AC_TR_SH([$1])])
+define([GLIB_TR_CPP],[AC_TR_CPP([$1])])
+], [
+define([GLIB_TR_SH],
+ [patsubst(translit([[$1]], [*+], [pp]), [[^a-zA-Z0-9_]], [_])])
+define([GLIB_TR_CPP],
+ [patsubst(translit([[$1]],
+ [*abcdefghijklmnopqrstuvwxyz],
+ [PABCDEFGHIJKLMNOPQRSTUVWXYZ]),
+ [[^A-Z0-9_]], [_])])
+])
+
+# GLIB_AC_DIVERT_BEFORE_HELP(STUFF)
+# ---------------------------------
+# Put STUFF early enough so that they are available for $ac_help expansion.
+# Handle both classic (<= v2.13) and modern autoconf
+AC_DEFUN([GLIB_AC_DIVERT_BEFORE_HELP],
+[ifdef([m4_divert_text], [m4_divert_text([NOTICE],[$1])],
+ [ifdef([AC_DIVERT], [AC_DIVERT([NOTICE],[$1])],
+ [AC_DIVERT_PUSH(AC_DIVERSION_NOTICE)dnl
+$1
+AC_DIVERT_POP()])])])
+
dnl GLIB_IF_VAR_EQ (ENV_VAR, VALUE [, EQUALS_ACTION] [, ELSE_ACTION])
-AC_DEFUN(GLIB_IF_VAR_EQ,[
+AC_DEFUN([GLIB_IF_VAR_EQ],[
case "$[$1]" in
"[$2]"[)]
[$3]
esac
])
dnl GLIB_STR_CONTAINS (SRC_STRING, SUB_STRING [, CONTAINS_ACTION] [, ELSE_ACTION])
-AC_DEFUN(GLIB_STR_CONTAINS,[
+AC_DEFUN([GLIB_STR_CONTAINS],[
case "[$1]" in
*"[$2]"*[)]
[$3]
esac
])
dnl GLIB_ADD_TO_VAR (ENV_VARIABLE, CHECK_STRING, ADD_STRING)
-AC_DEFUN(GLIB_ADD_TO_VAR,[
+AC_DEFUN([GLIB_ADD_TO_VAR],[
GLIB_STR_CONTAINS($[$1], [$2], [$1]="$[$1]", [$1]="$[$1] [$3]")
])
-dnl GLIB_SIZEOF (INCLUDES, TYPE, ALIAS [, CROSS-SIZE])
-AC_DEFUN(GLIB_SIZEOF,
-[changequote(<<, >>)dnl
-dnl The name to #define.
-define(<<AC_TYPE_NAME>>, translit(glib_sizeof_$3, [a-z *], [A-Z_P]))dnl
-dnl The cache variable name.
-define(<<AC_CV_NAME>>, translit(glib_cv_sizeof_$3, [ *], [_p]))dnl
-changequote([, ])dnl
-AC_MSG_CHECKING(size of $2)
-AC_CACHE_VAL(AC_CV_NAME,
-[AC_TRY_RUN([#include <stdio.h>
-$1
-main()
-{
- FILE *f=fopen("conftestval", "w");
- if (!f) exit(1);
- fprintf(f, "%d\n", sizeof($2));
- exit(0);
-}], AC_CV_NAME=`cat conftestval`, AC_CV_NAME=0, ifelse([$4], , , AC_CV_NAME=$4))])dnl
-AC_MSG_RESULT($AC_CV_NAME)
-AC_DEFINE_UNQUOTED(AC_TYPE_NAME, $AC_CV_NAME)
-undefine([AC_TYPE_NAME])dnl
-undefine([AC_CV_NAME])dnl
-])
+# GLIB_SIZEOF (INCLUDES, TYPE, ALIAS)
+# ---------------------------------------------------------------
+# The definition here is based of that of AC_CHECK_SIZEOF
+AC_DEFUN([GLIB_SIZEOF],
+[AS_LITERAL_IF([$3], [],
+ [AC_FATAL([$0: requires literal arguments])])dnl
+AC_CACHE_CHECK([size of $2], AS_TR_SH([glib_cv_sizeof_$3]),
+[ # The cast to unsigned long works around a bug in the HP C Compiler
+ # version HP92453-01 B.11.11.23709.GP, which incorrectly rejects
+ # declarations like `int a3[[(sizeof (unsigned char)) >= 0]];'.
+ # This bug is HP SR number 8606223364.
+ _AC_COMPUTE_INT([(long) (sizeof ($2))],
+ [AS_TR_SH([glib_cv_sizeof_$3])],
+ [AC_INCLUDES_DEFAULT([$1])],
+ [AC_MSG_ERROR([cannot compute sizeof ($2), 77])])
+])dnl
+AC_DEFINE_UNQUOTED(GLIB_TR_CPP(glib_sizeof_$3), $AS_TR_SH([glib_cv_sizeof_$3]),
+ [The size of $3, as computed by sizeof.])
+])# GLIB_SIZEOF
dnl GLIB_BYTE_CONTENTS (INCLUDES, TYPE, ALIAS, N_BYTES, INITIALIZER)
-AC_DEFUN(GLIB_BYTE_CONTENTS,
-[changequote(<<, >>)dnl
-dnl The name to #define.
-define(<<AC_TYPE_NAME>>, translit(glib_byte_contents_$3, [a-z *], [A-Z_P]))dnl
-dnl The cache variable name.
-define(<<AC_CV_NAME>>, translit(glib_cv_byte_contents_$3, [ *], [_p]))dnl
-changequote([, ])dnl
-AC_MSG_CHECKING(byte contents of $2)
-AC_CACHE_VAL(AC_CV_NAME,
+AC_DEFUN([GLIB_BYTE_CONTENTS],
+[pushdef([glib_ByteContents], GLIB_TR_SH([glib_cv_byte_contents_$3]))dnl
+AC_CACHE_CHECK([byte contents of $5], glib_ByteContents,
[AC_TRY_RUN([#include <stdio.h>
$1
main()
char *p = (char*) &tv;
int i;
FILE *f=fopen("conftestval", "w");
+ if (!f) exit(1);
for (i = 0; i < $4; i++)
fprintf(f, "%s%d", i?",":"", *(p++));
fprintf(f, "\n");
exit(0);
-}], AC_CV_NAME=`cat conftestval`, AC_CV_NAME=0, AC_CV_NAME=0)])dnl
-AC_MSG_RESULT($AC_CV_NAME)
-AC_DEFINE_UNQUOTED(AC_TYPE_NAME, $AC_CV_NAME)
-undefine([AC_TYPE_NAME])dnl
-undefine([AC_CV_NAME])dnl
+}],
+ [glib_ByteContents=`cat conftestval` dnl''
+],
+ [glib_ByteContents=no],
+ [glib_ByteContents=no])])
+AC_DEFINE_UNQUOTED(GLIB_TR_CPP(glib_byte_contents_$3), [$[]glib_ByteContents],
+ [Byte contents of $3])
+popdef([glib_ByteContents])dnl
])
+
+# GLIB_CHECK_VALUE(SYMBOL, INCLUDES, ACTION-IF-FAIL)
+# ---------------------------------------------------------------
+AC_DEFUN([GLIB_CHECK_VALUE],
+[AC_CACHE_CHECK([value of $1], AS_TR_SH([glib_cv_value_$1]),
+ [_AC_COMPUTE_INT([$1], AS_TR_SH([glib_cv_value_$1]), [$2], [$3])])
+])dnl
+
+# GLIB_CHECK_COMPILE_WARNINGS(PROGRAM, [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND])
+# ---------------------------------------------------------------------
+# Try to compile PROGRAM, check for warnings
+m4_define([GLIB_CHECK_COMPILE_WARNINGS],
+[m4_ifvaln([$1], [AC_LANG_CONFTEST([$1])])dnl
+rm -f conftest.$ac_objext
+glib_ac_compile_save="$ac_compile"
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext'
+AS_IF([_AC_EVAL_STDERR($ac_compile) &&
+ AC_TRY_COMMAND([(if test -s conftest.err; then false ; else true; fi)])],
+ [$2],
+ [echo "$as_me: failed program was:" >&AS_MESSAGE_LOG_FD
+cat conftest.$ac_ext >&AS_MESSAGE_LOG_FD
+m4_ifvaln([$3],[$3])dnl])
+ac_compile="$glib_ac_compile_save"
+rm -f conftest.$ac_objext conftest.err m4_ifval([$1], [conftest.$ac_ext])[]dnl
+])# GLIB_CHECK_COMPILE_WARNINGS
+
+# GLIB_ASSERT_SET(VARIABLE)
+# -------------------------
+AC_DEFUN([GLIB_ASSERT_SET],
+[if test "x${$1+set}" != "xset" ; then
+ AC_MSG_ERROR($1 [must be set in cache file when cross-compiling.])
+fi
+])dnl
projects / platform / upstream / glib.git / blobdiff