diff options
Diffstat (limited to 'srclib/pcre/config.in')
-rw-r--r-- | srclib/pcre/config.in | 33 |
1 files changed, 26 insertions, 7 deletions
diff --git a/srclib/pcre/config.in b/srclib/pcre/config.in index 7631d468cd..767cbd055c 100644 --- a/srclib/pcre/config.in +++ b/srclib/pcre/config.in @@ -3,9 +3,13 @@ written in Standard C, but there are a few non-standard things it can cope with, allowing it to run on SunOS4 and other "close to standard" systems. -On a non-Unix system you should just copy this file into config.h and change -the definitions of HAVE_STRERROR and HAVE_MEMMOVE to 1. Unfortunately, because -of the way autoconf works, these cannot be made the defaults. */ +On a non-Unix system you should just copy this file into config.h, and set up +the macros the way you need them. You should normally change the definitions of +HAVE_STRERROR and HAVE_MEMMOVE to 1. Unfortunately, because of the way autoconf +works, these cannot be made the defaults. If your system has bcopy() and not +memmove(), change the definition of HAVE_BCOPY instead of HAVE_MEMMOVE. If your +system has neither bcopy() nor memmove(), leave them both as 0; an emulation +function will be used. */ /* Define to empty if the keyword does not work. */ @@ -17,12 +21,27 @@ of the way autoconf works, these cannot be made the defaults. */ /* The following two definitions are mainly for the benefit of SunOS4, which doesn't have the strerror() or memmove() functions that should be present in -all Standard C libraries. The macros should normally be defined with the value -1 for other systems, but unfortunately we can't make this the default because -"configure" files generated by autoconf will only change 0 to 1; they won't -change 1 to 0 if the functions are not found. */ +all Standard C libraries. The macros HAVE_STRERROR and HAVE_MEMMOVE should +normally be defined with the value 1 for other systems, but unfortunately we +can't make this the default because "configure" files generated by autoconf +will only change 0 to 1; they won't change 1 to 0 if the functions are not +found. */ #define HAVE_STRERROR 0 #define HAVE_MEMMOVE 0 +/* There are some non-Unix systems that don't even have bcopy(). If this macro +is false, an emulation is used. If HAVE_MEMMOVE is set to 1, the value of +HAVE_BCOPY is not relevant. */ + +#define HAVE_BCOPY 0 + +/* The value of NEWLINE determines the newline character. The default is to +leave it up to the compiler, but some sites want to force a particular value. +On Unix systems, "configure" can be used to override this default. */ + +#ifndef NEWLINE +#define NEWLINE '\n' +#endif + /* End */ |