diff options
Diffstat (limited to 'contrib/groff/src/include/nonposix.h')
-rw-r--r-- | contrib/groff/src/include/nonposix.h | 171 |
1 files changed, 123 insertions, 48 deletions
diff --git a/contrib/groff/src/include/nonposix.h b/contrib/groff/src/include/nonposix.h index 73422d92d8f0..9564a8b764b3 100644 --- a/contrib/groff/src/include/nonposix.h +++ b/contrib/groff/src/include/nonposix.h @@ -1,4 +1,5 @@ -/* Copyright (C) 2000, 2001, 2002, 2003 Free Software Foundation, Inc. +/* Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005 + Free Software Foundation, Inc. Written by Eli Zaretskii (eliz@is.elta.co.il) This file is part of groff. @@ -15,10 +16,12 @@ for more details. You should have received a copy of the GNU General Public License along with groff; see the file COPYING. If not, write to the Free Software -Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ +Foundation, 51 Franklin St - Fifth Floor, Boston, MA 02110-1301, USA. */ /* This header file compartmentalize all idiosyncrasies of non-Posix - systems, such as MS-DOS, MS-Windows, etc. */ + systems, such as MS-DOS, MS-Windows, etc. It should be loaded after + the system headers like stdio.h to protect against warnings and error + messages w.r.t. redefining macros. */ #if defined _MSC_VER # ifndef _WIN32 @@ -29,31 +32,48 @@ Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #if defined(__MSDOS__) || defined(__EMX__) \ || (defined(_WIN32) && !defined(_UWIN) && !defined(__CYGWIN__)) -/* Binary I/O nuisances. Note: "setmode" is right for DJGPP and - Borland; Windows compilers might need _setmode or some such. */ +/* Binary I/O nuisances. */ # include <fcntl.h> # include <io.h> # ifdef HAVE_UNISTD_H # include <unistd.h> # endif -# ifdef _MSC_VER -# define POPEN_RT "rt" -# define POPEN_WT "wt" -# define popen(c,m) _popen(c,m) -# define pclose(p) _pclose(p) -# define getpid() (1) -# define mkdir(p,m) _mkdir(p) -# define setmode(f,m) _setmode(f,m) -# define WAIT(s,p,m) _cwait(s,p,m) -# define creat(p,m) _creat(p,m) +# ifndef STDIN_FILENO +# define STDIN_FILENO 0 +# define STDOUT_FILENO 1 +# define STDERR_FILENO 2 # endif -# define SET_BINARY(f) do {if (!isatty(f)) setmode(f,O_BINARY);} while(0) -# define FOPEN_RB "rb" -# define FOPEN_WB "wb" -# define FOPEN_RWB "wb+" +# ifdef HAVE_DIRECT_H +# include <direct.h> +# endif +# ifdef HAVE_PROCESS_H +# include <process.h> +# endif +# if defined(_MSC_VER) || defined(__MINGW32__) +# define POPEN_RT "rt" +# define POPEN_WT "wt" +# define popen(c,m) _popen(c,m) +# define pclose(p) _pclose(p) +# define pipe(pfd) _pipe((pfd),0,_O_BINARY|_O_NOINHERIT) +# define mkdir(p,m) _mkdir(p) +# define setmode(f,m) _setmode(f,m) +# define WAIT(s,p,m) _cwait(s,p,m) +# define creat(p,m) _creat(p,m) +# define read(f,b,s) _read(f,b,s) +# define write(f,b,s) _write(f,b,s) +# define dup(f) _dup(f) +# define dup2(f1,f2) _dup2(f1,f2) +# define close(f) _close(f) +# define isatty(f) _isatty(f) +# define access(p,m) _access(p,m) +# endif +# define SET_BINARY(f) do {if (!isatty(f)) setmode(f,O_BINARY);} while(0) +# define FOPEN_RB "rb" +# define FOPEN_WB "wb" +# define FOPEN_RWB "wb+" # ifndef O_BINARY # ifdef _O_BINARY -# define O_BINARY (_O_BINARY) +# define O_BINARY (_O_BINARY) # endif # endif @@ -61,96 +81,151 @@ Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ systems don't have standard places where it lives, and might not have it installed to begin with. We want to give them some leeway. */ # ifdef __EMX__ -# define getcwd(b,s) _getcwd2(b,s) +# define getcwd(b,s) _getcwd2(b,s) # else -# define BSHELL (system_shell_name()) -# define BSHELL_DASH_C (system_shell_dash_c()) -# define IS_BSHELL(s) (is_system_shell(s)) +# define BSHELL (system_shell_name()) +# define BSHELL_DASH_C (system_shell_dash_c()) +# define IS_BSHELL(s) (is_system_shell(s)) # endif /* The separator for directories in PATH and other environment variables. */ -# define PATH_SEP ";" +# define PATH_SEP ";" +# define PATH_SEP_CHAR ';' /* Characters that separate directories in a path name. */ -# define DIR_SEPS "/\\:" +# define DIR_SEPS "/\\:" /* How to tell if the argument is an absolute file name. */ # define IS_ABSOLUTE(f) \ ((f)[0] == '/' || (f)[0] == '\\' || (f)[0] && (f)[1] == ':') /* The executable extension. */ -# define EXE_EXT ".exe" +# define EXE_EXT ".exe" + +/* Possible executable extensions. */ +# define PATH_EXT ".com;.exe;.bat;.cmd" /* The system null device. */ -# define NULL_DEV "NUL" +# define NULL_DEV "NUL" + +/* The default place to create temporary files. */ +# ifndef P_tmpdir +# ifdef _P_tmpdir +# define P_tmpdir _P_tmpdir +# else +# define P_tmpdir "c:/temp" +# endif +# endif /* Prototypes. */ # ifdef __cplusplus extern "C" { # endif - const char * system_shell_name(void); + char * system_shell_name(void); const char * system_shell_dash_c(void); - int is_system_shell(const char *); + int is_system_shell(const char *); +# ifdef __cplusplus + } +# endif + +#endif + +#if defined(_WIN32) && !defined(_UWIN) && !defined(__CYGWIN__) +/* Win32 implementations which use the Microsoft runtime library + * are prone to hanging when a pipe reader quits with unread data in the pipe. + * `gtroff' avoids this, by invoking `FLUSH_INPUT_PIPE()', defined as ... */ +# define FLUSH_INPUT_PIPE(fd) \ + do if (!isatty(fd)) \ + { \ + char drain[BUFSIZ]; \ + while (read(fd, drain, sizeof(drain)) > 0) \ + ; \ + } while (0) + +/* The Microsoft runtime library also has a broken argument passing mechanism, + * which may result in improper grouping of arguments passed to a child process + * by the `spawn()' family of functions. In `groff', only the `spawnvp()' + * function is affected; we work around this defect, by substituting a + * wrapper function in place of `spawnvp()' calls. */ + +# ifdef __cplusplus + extern "C" { +# endif + int spawnvp_wrapper(int, char *, char **); # ifdef __cplusplus } # endif +# ifndef SPAWN_FUNCTION_WRAPPERS +# undef spawnvp +# define spawnvp spawnvp_wrapper +# undef _spawnvp +# define _spawnvp spawnvp +# endif /* SPAWN_FUNCTION_WRAPPERS */ +#else +/* Other implementations do not suffer from Microsoft runtime bugs, + * but `gtroff' requires a dummy definition for FLUSH_INPUT_PIPE() */ +# define FLUSH_INPUT_PIPE(fd) do {} while(0) #endif /* Defaults, for Posix systems. */ #ifndef SET_BINARY -# define SET_BINARY(f) do {} while(0) +# define SET_BINARY(f) do {} while(0) #endif #ifndef FOPEN_RB -# define FOPEN_RB "r" +# define FOPEN_RB "r" #endif #ifndef FOPEN_WB -# define FOPEN_WB "w" +# define FOPEN_WB "w" #endif #ifndef FOPEN_RWB -# define FOPEN_RWB "w+" +# define FOPEN_RWB "w+" #endif #ifndef POPEN_RT -# define POPEN_RT "r" +# define POPEN_RT "r" #endif #ifndef POPEN_WT -# define POPEN_WT "w" +# define POPEN_WT "w" #endif #ifndef O_BINARY -# define O_BINARY 0 +# define O_BINARY 0 #endif #ifndef BSHELL -# define BSHELL "/bin/sh" +# define BSHELL "/bin/sh" #endif #ifndef BSHELL_DASH_C -# define BSHELL_DASH_C "-c" +# define BSHELL_DASH_C "-c" #endif #ifndef IS_BSHELL -# define IS_BSHELL(s) ((s) && strcmp(s,BSHELL) == 0) +# define IS_BSHELL(s) ((s) && strcmp(s,BSHELL) == 0) #endif #ifndef PATH_SEP -# define PATH_SEP ":" +# define PATH_SEP ":" +# define PATH_SEP_CHAR ':' #endif #ifndef DIR_SEPS -# define DIR_SEPS "/" +# define DIR_SEPS "/" #endif #ifndef IS_ABSOLUTE -# define IS_ABSOLUTE(f) ((f)[0] == '/') +# define IS_ABSOLUTE(f) ((f)[0] == '/') #endif #ifndef EXE_EXT -# define EXE_EXT "" +# define EXE_EXT "" +#endif +#ifndef PATH_EXT +# define PATH_EXT "" #endif #ifndef NULL_DEV -# define NULL_DEV "/dev/null" +# define NULL_DEV "/dev/null" #endif #ifndef GS_NAME -# define GS_NAME "gs" +# define GS_NAME "gs" #endif #ifndef WAIT -# define WAIT(s,p,m) wait(s) +# define WAIT(s,p,m) wait(s) #endif #ifndef _WAIT_CHILD -# define _WAIT_CHILD 0 +# define _WAIT_CHILD 0 #endif |