* that running config_h.SH again will wipe out any changes you've made.
* For a more permanent change edit config.sh and rerun config_h.SH.
*
- * \$Id: Config_h.U,v 3.0.1.3 1995/01/30 14:25:39 ram Exp $
+ * \$Id: Config_h.U,v 3.0.1.4 1995/09/25 09:10:49 ram Exp $
*/
/* Configuration time: $cf_time
*/
#define MEM_ALIGNBYTES $alignbytes /**/
-/* ARCHLIB_EXP:
- * This symbol contains the ~name expanded version of ARCHLIB, to be used
- * in programs that are not prepared to deal with ~ expansion at run-time.
- */
-#$d_archlib ARCHLIB_EXP "$archlibexp" /**/
-
/* BIN:
* This symbol holds the path of the bin directory where the package will
* be installed. Program must be prepared to deal with ~name substitution.
*/
#define BIN "$bin" /**/
-/* BYTEORDER:
- * This symbol hold the hexadecimal constant defined in byteorder,
- * i.e. 0x1234 or 0x4321, etc...
- */
-#define BYTEORDER 0x$byteorder /* large digits for MSB */
-
/* CAT2:
* This macro catenates 2 tokens together.
*/
-/* STRINGIFY:
- * This macro surrounds its token with double quotes.
- */
#if $cpp_stuff == 1
#define CAT2(a,b)a/**/b
#define CAT3(a,b,c)a/**/b/**/c
*/
#$d_dlerror HAS_DLERROR /**/
-/* SETUID_SCRIPTS_ARE_SECURE_NOW:
- * This symbol, if defined, indicates that the bug that prevents
- * setuid scripts from being secure is not present in this kernel.
- */
-/* DOSUID:
- * This symbol, if defined, indicates that the C program should
- * check the script that it is executing for setuid/setgid bits, and
- * attempt to emulate setuid/setgid on systems that have disabled
- * setuid #! scripts because the kernel can't do it securely.
- * It is up to the package designer to make sure that this emulation
- * is done securely. Among other things, it should do an fstat on
- * the script it just opened to make sure it really is a setuid/setgid
- * script, it should make sure the arguments passed correspond exactly
- * to the argument on the #! line, and it should not trust any
- * subprocesses to which it must pass the filename rather than the
- * file descriptor of the script to be executed.
- */
-#$d_suidsafe SETUID_SCRIPTS_ARE_SECURE_NOW /**/
-#$d_dosuid DOSUID /**/
-
/* HAS_DUP2:
* This symbol, if defined, indicates that the dup2 routine is
* available to duplicate file descriptors.
*/
#$d_fsetpos HAS_FSETPOS /**/
-/* Gconvert:
- * This preprocessor macro is defined to convert a floating point
- * number to a string without a trailing decimal point. This
- * emulates the behavior of sprintf("%g"), but is sometimes much more
- * efficient. If gconvert() is not available, but gcvt() drops the
- * trailing decimal point, then gcvt() is used. If all else fails,
- * a macro using sprintf("%g") is used. Arguments for the Gconvert
- * macro are: value, number of digits, whether trailing zeros should
- * be retained, and the output buffer.
- * Possible values are:
- * d_Gconvert='gconvert((x),(n),(t),(b))'
- * d_Gconvert='gcvt((x),(n),(b))'
- * d_Gconvert='sprintf((b),"%.*g",(n),(x))'
- * The last two assume trailing zeros should not be kept.
- */
-#define Gconvert(x,n,t,b) $d_Gconvert
-
/* HAS_GETGROUPS:
* This symbol, if defined, indicates that the getgroups() routine is
* available to get the list of process groups. If unavailable, multiple
*/
#$d_pipe HAS_PIPE /**/
+/* HAS_POLL:
+ * This symbol, if defined, indicates that the poll routine is
+ * available to poll active file descriptors.
+ */
+#$d_poll HAS_POLL /**/
+
/* HAS_READDIR:
* This symbol, if defined, indicates that the readdir routine is
* available to read directory entries. You may have to include
#define Shmat_t $shmattype /**/
#$d_shmatprototype HAS_SHMAT_PROTOTYPE /**/
+/* HAS_SIGACTION:
+ * This symbol, if defined, indicates that Vr4's sigaction() routine
+ * is available.
+ */
+#$d_sigaction HAS_SIGACTION /**/
+
/* HAS_SOCKET:
* This symbol, if defined, indicates that the BSD socket interface is
* supported.
*/
#ifdef USE_STDIO_PTR
#define FILE_ptr(fp) $stdio_ptr
-#$d_stdio_ptr_lval STDIO_PTR_LVALUE
+#$d_stdio_ptr_lval STDIO_PTR_LVALUE /**/
#define FILE_cnt(fp) $stdio_cnt
-#$d_stdio_cnt_lval STDIO_CNT_LVALUE
+#$d_stdio_cnt_lval STDIO_CNT_LVALUE /**/
#endif
/* FILE_base:
*/
#$i_systypes I_SYS_TYPES /**/
+/* I_SYS_UN:
+ * This symbol, if defined, indicates to the C program that it should
+ * include <sys/un.h> to get UNIX domain socket definitions.
+ */
+#$i_sysun I_SYS_UN /**/
+
/* I_TERMIO:
* This symbol, if defined, indicates that the program should include
* <termio.h> rather than <sgtty.h>. There are also differences in
*/
#$i_utime I_UTIME /**/
-/* I_STDARG:
- * This symbol, if defined, indicates that <stdarg.h> exists and should
- * be included.
- */
-/* I_VARARGS:
- * This symbol, if defined, indicates to the C program that it should
- * include <varargs.h>.
- */
-#$i_stdarg I_STDARG /**/
-#$i_varargs I_VARARGS /**/
-
/* I_VFORK:
* This symbol, if defined, indicates to the C program that it should
* include vfork.h.
*/
#$i_vfork I_VFORK /**/
-/* INTSIZE:
- * This symbol contains the size of an int, so that the C preprocessor
- * can make decisions based on it.
- */
-#define INTSIZE $intsize /**/
-
/* Off_t:
* This symbol holds the type used to declare offsets in the kernel.
* It can be int, long, off_t, etc... It may be necessary to include
*/
#define Mode_t $modetype /* file mode parameter for system calls */
-/* PRIVLIB_EXP:
- * This symbol contains the ~name expanded version of PRIVLIB, to be used
- * in programs that are not prepared to deal with ~ expansion at run-time.
- */
-#define PRIVLIB_EXP "$privlibexp" /**/
-
/* CAN_PROTOTYPE:
* If defined, this macro indicates that the C compiler can handle
* function prototypes.
*/
#define Select_fd_set_t $selecttype /**/
-/* SIG_NAME:
- * This symbol contains a list of signal names in order. This is intended
- * to be used as a static array initialization, like this:
- * char *sig_name[] = { SIG_NAME };
- * The signals in the list are separated with commas, and each signal
- * is surrounded by double quotes. There is no leading SIG in the signal
- * name, i.e. SIGQUIT is known as "QUIT".
- */
-#define SIG_NAME "`echo $sig_name | sed 's/ /","/g'`" /**/
-
/* Size_t:
* This symbol holds the type used to declare length parameters
* for string functions. It is usually size_t, but may be
*/
#define Uid_t $uidtype /* UID type */
-/* VOIDFLAGS:
- * This symbol indicates how much support of the void type is given by this
- * compiler. What various bits mean:
- *
- * 1 = supports declaration of void
- * 2 = supports arrays of pointers to functions returning void
- * 4 = supports comparisons between pointers to void functions and
- * addresses of void functions
- * 8 = suports declaration of generic void pointers
- *
- * The package designer should define VOIDUSED to indicate the requirements
- * of the package. This can be done either by #defining VOIDUSED before
- * including config.h, or by defining defvoidused in Myinit.U. If the
- * latter approach is taken, only those flags will be tested. If the
- * level of void support necessary is not present, defines void to int.
- */
-#ifndef VOIDUSED
-#define VOIDUSED $defvoidused
-#endif
-#define VOIDFLAGS $voidflags
-#if (VOIDFLAGS & VOIDUSED) != VOIDUSED
-#define void int /* is void to be avoided? */
-#define M_VOID /* Xenix strikes again */
-#endif
-
/* VMS:
* This symbol, if defined, indicates that the program is running under
* VMS. It is currently only set in conjunction with the EUNICE symbol.
*/
#define LOC_SED "$full_sed" /**/
+/* ARCHLIB_EXP:
+ * This symbol contains the ~name expanded version of ARCHLIB, to be used
+ * in programs that are not prepared to deal with ~ expansion at run-time.
+ */
+#$d_archlib ARCHLIB_EXP "$archlibexp" /**/
+
+/* BYTEORDER:
+ * This symbol hold the hexadecimal constant defined in byteorder,
+ * i.e. 0x1234 or 0x4321, etc...
+ */
+#define BYTEORDER 0x$byteorder /* large digits for MSB */
+
/* CSH:
* This symbol, if defined, indicates that the C-shell exists.
* If defined, contains the full pathname of csh.
*/
#$d_dlsymun DLSYM_NEEDS_UNDERSCORE /* */
+/* SETUID_SCRIPTS_ARE_SECURE_NOW:
+ * This symbol, if defined, indicates that the bug that prevents
+ * setuid scripts from being secure is not present in this kernel.
+ */
+/* DOSUID:
+ * This symbol, if defined, indicates that the C program should
+ * check the script that it is executing for setuid/setgid bits, and
+ * attempt to emulate setuid/setgid on systems that have disabled
+ * setuid #! scripts because the kernel can't do it securely.
+ * It is up to the package designer to make sure that this emulation
+ * is done securely. Among other things, it should do an fstat on
+ * the script it just opened to make sure it really is a setuid/setgid
+ * script, it should make sure the arguments passed correspond exactly
+ * to the argument on the #! line, and it should not trust any
+ * subprocesses to which it must pass the filename rather than the
+ * file descriptor of the script to be executed.
+ */
+#$d_suidsafe SETUID_SCRIPTS_ARE_SECURE_NOW /**/
+#$d_dosuid DOSUID /**/
+
+/* Gconvert:
+ * This preprocessor macro is defined to convert a floating point
+ * number to a string without a trailing decimal point. This
+ * emulates the behavior of sprintf("%g"), but is sometimes much more
+ * efficient. If gconvert() is not available, but gcvt() drops the
+ * trailing decimal point, then gcvt() is used. If all else fails,
+ * a macro using sprintf("%g") is used. Arguments for the Gconvert
+ * macro are: value, number of digits, whether trailing zeros should
+ * be retained, and the output buffer.
+ * Possible values are:
+ * d_Gconvert='gconvert((x),(n),(t),(b))'
+ * d_Gconvert='gcvt((x),(n),(b))'
+ * d_Gconvert='sprintf((b),"%.*g",(n),(x))'
+ * The last two assume trailing zeros should not be kept.
+ */
+#define Gconvert(x,n,t,b) $d_Gconvert
+
/* USE_DYNAMIC_LOADING:
* This symbol, if defined, indicates that dynamic loading of
* some sort is available.
*/
#$usedl USE_DYNAMIC_LOADING /**/
+/* I_DBM:
+ * This symbol, if defined, indicates that <dbm.h> exists and should
+ * be included.
+ */
+/* I_RPCSVC_DBM:
+ * This symbol, if defined, indicates that <rpcsvc/dbm.h> exists and
+ * should be included.
+ */
+#$i_dbm I_DBM /**/
+#$i_rpcsvcdbm I_RPCSVC_DBM /**/
+
+/* I_LOCALE:
+ * This symbol, if defined, indicates to the C program that it should
+ * include <locale.h>.
+ */
+#$i_locale I_LOCALE /**/
+
/* I_SYS_STAT:
* This symbol, if defined, indicates to the C program that it should
* include <sys/stat.h>.
*/
#$i_sysstat I_SYS_STAT /**/
+/* I_STDARG:
+ * This symbol, if defined, indicates that <stdarg.h> exists and should
+ * be included.
+ */
+/* I_VARARGS:
+ * This symbol, if defined, indicates to the C program that it should
+ * include <varargs.h>.
+ */
+#$i_stdarg I_STDARG /**/
+#$i_varargs I_VARARGS /**/
+
+/* INTSIZE:
+ * This symbol contains the size of an int, so that the C preprocessor
+ * can make decisions based on it.
+ */
+#define INTSIZE $intsize /**/
+
/* Free_t:
* This variable contains the return type of free(). It is usually
* void, but occasionally int.
*/
#$d_mymalloc MYMALLOC /**/
+/* VAL_O_NONBLOCK:
+ * This symbol is to be used during open() or fcntl(F_SETFL) to turn on
+ * non-blocking I/O for the file descriptor. Note that there is no way
+ * back, i.e. you cannot turn it blocking again this way. If you wish to
+ * alternatively switch between blocking and non-blocking, use the
+ * ioctl(FIOSNBIO) call instead, but that is not supported by all devices.
+ */
+/* VAL_EAGAIN:
+ * This symbol holds the errno error code set by read() when no data was
+ * present on the non-blocking file descriptor.
+ */
+/* RD_NODATA:
+ * This symbol holds the return code from read() when no data is present
+ * on the non-blocking file descriptor. Be careful! If EOF_NONBLOCK is
+ * not defined, then you can't distinguish between no data and EOF by
+ * issuing a read(). You'll have to find another way to tell for sure!
+ */
+/* EOF_NONBLOCK:
+ * This symbol, if defined, indicates to the C program that a read() on
+ * a non-blocking file descriptor will return 0 on EOF, and not the value
+ * held in RD_NODATA (-1 usually, in that case!).
+ */
+#define VAL_O_NONBLOCK $o_nonblock
+#define VAL_EAGAIN $eagain
+#define RD_NODATA $rd_nodata
+#$d_eofnblk EOF_NONBLOCK
+
+/* OLDARCHLIB_EXP:
+ * This symbol contains the ~name expanded version of OLDARCHLIB, to be
+ * used in programs that are not prepared to deal with ~ expansion at
+ * run-time.
+ */
+#$d_oldarchlib OLDARCHLIB_EXP "$oldarchlibexp" /**/
+
+/* PRIVLIB_EXP:
+ * This symbol contains the ~name expanded version of PRIVLIB, to be used
+ * in programs that are not prepared to deal with ~ expansion at run-time.
+ */
+#define PRIVLIB_EXP "$privlibexp" /**/
+
+/* SIG_NAME:
+ * This symbol contains a list of signal names in order of
+ * signal number. This is intended
+ * to be used as a static array initialization, like this:
+ * char *sig_name[] = { SIG_NAME };
+ * The signals in the list are separated with commas, and each signal
+ * is surrounded by double quotes. There is no leading SIG in the signal
+ * name, i.e. SIGQUIT is known as "QUIT".
+ * Gaps in the signal numbers (up to NSIG) are filled in with NUMnn,
+ * etc., where nn is the actual signal number (e.g. NUM37).
+ * The signal number for sig_name[i] is stored in sig_num[i].
+ * The last element is 0 to terminate the list with a NULL. This
+ * corresponds to the 0 at the end of the sig_num list.
+ */
+/* SIG_NUM:
+ * This symbol contains a list of signal numbers, in the same order as the
+ * SIG_NAME list. It is suitable for static array initialization, as in:
+ * int sig_num[] = { SIG_NUM };
+ * The signals in the list are separated with commas, and the indices
+ * within that list and the SIG_NAME list match, so it's easy to compute
+ * the signal name from a number or vice versa at the price of a small
+ * dynamic linear lookup.
+ * Duplicates are allowed, but are moved to the end of the list.
+ * The signal number corresponding to sig_name[i] is sig_number[i].
+ * if (i < NSIG) then sig_number[i] == i.
+ * The last element is 0, corresponding to the 0 at the end of
+ * the sig_name list.
+ */
+#define SIG_NAME "`echo $sig_name | sed 's/ /","/g'`",0 /**/
+#define SIG_NUM `echo $sig_num 0 | sed 's/ /,/g'` /**/
+
+/* SITEARCH_EXP:
+ * This symbol contains the ~name expanded version of SITEARCH, to be used
+ * in programs that are not prepared to deal with ~ expansion at run-time.
+ */
+#define SITEARCH_EXP "$sitearchexp" /**/
+
/* SITELIB_EXP:
* This symbol contains the ~name expanded version of SITELIB, to be used
* in programs that are not prepared to deal with ~ expansion at run-time.
*/
-#$d_sitelib SITELIB_EXP "$sitelibexp" /**/
+#define SITELIB_EXP "$sitelibexp" /**/
+
+/* STARTPERL:
+ * This variable contains the string to put in front of a perl
+ * script to make sure (one hopes) that it runs with perl and not
+ * some shell.
+ */
+#define STARTPERL "$startperl" /**/
+
+/* VOIDFLAGS:
+ * This symbol indicates how much support of the void type is given by this
+ * compiler. What various bits mean:
+ *
+ * 1 = supports declaration of void
+ * 2 = supports arrays of pointers to functions returning void
+ * 4 = supports comparisons between pointers to void functions and
+ * addresses of void functions
+ * 8 = suports declaration of generic void pointers
+ *
+ * The package designer should define VOIDUSED to indicate the requirements
+ * of the package. This can be done either by #defining VOIDUSED before
+ * including config.h, or by defining defvoidused in Myinit.U. If the
+ * latter approach is taken, only those flags will be tested. If the
+ * level of void support necessary is not present, defines void to int.
+ */
+#ifndef VOIDUSED
+#define VOIDUSED $defvoidused
+#endif
+#define VOIDFLAGS $voidflags
+#if (VOIDFLAGS & VOIDUSED) != VOIDUSED
+#define void int /* is void to be avoided? */
+#define M_VOID /* Xenix strikes again */
+#endif
#endif
!GROK!THIS!