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- This is a description of C preprocessor defines that readline accepts.
- Most are passed in from the parent `make'; e.g. from the bash source
- directory.
-
- NO_SYS_FILE <sys/file.h> is not present
- HAVE_UNISTD_H <unistd.h> exists
- HAVE_STDLIB_H <stdlib.h> exists
- HAVE_VARARGS_H <varargs.h> exists and is usable
- HAVE_STRING_H <string.h> exists
- HAVE_ALLOCA_H <alloca.h> exists and is needed for alloca()
- HAVE_ALLOCA alloca(3) or a define for it exists
- PRAGMA_ALLOCA use of alloca() requires a #pragma, as in AIX 3.x
- VOID_SIGHANDLER signal handlers are void functions
- HAVE_DIRENT_H <dirent.h> exists and is usable
- HAVE_SYS_PTEM_H <sys/ptem.h> exists
- HAVE_SYS_PTE_H <sys/pte.h> exists
- HAVE_SYS_STREAM_H <sys/stream.h> exists
-
- System-specific options:
-
- GWINSZ_IN_SYS_IOCTL need to include <sys/ioctl.h> for TIOCGWINSZ
- HAVE_GETPW_DECLS the getpw* functions are declared in <pwd.h> and cannot
- be redeclared without compiler errors
- HAVE_STRCASECMP the strcasecmp and strncasecmp functions are available
-
- USG Running a variant of System V
- USGr3 Running System V.3
- XENIX_22 Xenix 2.2
- Linux Linux
- CRAY running a recent version of Cray UNICOS
- SunOS4 Running SunOS 4.x
-