diff options
Diffstat (limited to 'pc/gawkmisc.pc')
| -rw-r--r-- | pc/gawkmisc.pc | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/pc/gawkmisc.pc b/pc/gawkmisc.pc index b2a67a50..e44191cd 100644 --- a/pc/gawkmisc.pc +++ b/pc/gawkmisc.pc @@ -31,6 +31,8 @@ char *defpath = DEFPATH; # else char *defpath = ".;c:\\lib\\awk;c:\\gnu\\lib\\awk"; # endif +/* the Makefile should define DEFLIBPATH */ +char *deflibpath = DEFLIBPATH; #ifdef __EMX__ #include<io.h> @@ -230,6 +232,31 @@ int fd; return (fstat(fd, &sbuf) == 0 && S_ISDIR(sbuf.st_mode)); } +/* os_isreadable --- fd can be read from */ + +int +os_isreadable(const awk_input_buf_t *iobuf, bool *isdir) +{ + *isdir = false; + + switch (iobuf->sbuf.st_mode & S_IFMT) { + case S_IFREG: + case S_IFCHR: /* ttys, /dev/null, .. */ +#ifdef S_IFSOCK + case S_IFSOCK: +#endif +#ifdef S_IFIFO + case S_IFIFO: +#endif + return true; + case S_IFDIR: + *isdir = true; + /* fall through */ + default: + return false; + } +} + /* os_is_setuid --- true if running setuid root */ int |