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| author | Ulrich Drepper <drepper@redhat.com> | 1996-12-04 01:41:39 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 1996-12-04 01:41:39 +0000 |
| commit | 4770745624b7f7f25623f1f10d46a4c4d6aec25c (patch) | |
| tree | 0b278b62f5486313ca69360800755575487fb0f8 /misc/ttyslot.c | |
| parent | d88554f033adab5d22b9860fc36bc3cb37f39b02 (diff) | |
| download | glibc-4770745624b7f7f25623f1f10d46a4c4d6aec25c.tar.gz glibc-4770745624b7f7f25623f1f10d46a4c4d6aec25c.tar.xz glibc-4770745624b7f7f25623f1f10d46a4c4d6aec25c.zip | |
update from main archive 961203
Tue Dec 3 08:38:15 1996 Richard Henderson <rth@tamu.edu> * sysdeps/unix/alpha/sysdep.S: Remove definition of __errno_location. Reformat copyright. * elf/rtld.c (_dl_start): Don't dereference the value returned by elf_machine_got to get _DYNAMIC, instead call new function elf_machine_dynamic. * sysdeps/alpha/dl-machine.h: Permute elf_machine_got to elf_machine_dynamic. Reformat copyright. * sysdeps/i386/dl-machine.h: Likewise. * sysdeps/m68k/dl-machine.h: Likewise. * sysdeps/mips/dl-machine.h: Likewise. * sysdeps/sparc/dl-machine.h: Likewise. * sysdeps/stub/dl-machine.h: Likewise. Tue Oct 15 23:46:00 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * MakeTAGS (sysdep_dirs): Include add-on sysdep directories. Tue Dec 3 02:06:18 1996 Ulrich Drepper <drepper@cygnus.com> * Makerules ($(libdir)/libc.so): Make first line of generated link script contain `/* GNU ld script'. This will be used in ldconfig to check for linker scripts. * sysdeps/mach/hurd/libc-ldscript: Likewise. * sysdeps/mach/hurd/libc_p-ldscript: Likewise. * stdlib/getsubopt.c: Update copyright. Correct typo in comment.
Diffstat (limited to 'misc/ttyslot.c')
| -rw-r--r-- | misc/ttyslot.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/misc/ttyslot.c b/misc/ttyslot.c index 3d9fee62fc..794cada0af 100644 --- a/misc/ttyslot.c +++ b/misc/ttyslot.c @@ -36,6 +36,7 @@ static char sccsid[] = "@(#)ttyslot.c 8.1 (Berkeley) 6/4/93"; #endif /* LIBC_SCCS and not lint */ #include <ttyent.h> +#include <alloca.h> #include <stdio.h> #include <string.h> #include <unistd.h> @@ -47,12 +48,19 @@ ttyslot() register int slot; register char *p; int cnt; + size_t buflen = __sysconf (_SC_TTY_NAME_MAX) + 1; char *name; + if (buflen == 0) + /* This should be enough if no fixed value is given. */ + buflen = 32; + + name = __alloca (buflen); + setttyent(); - for (cnt = 0; cnt < 3; ++cnt) - if (name = ttyname(cnt)) { - if (p = rindex(name, '/')) + for (cnt = 0; cnt < 3; ++cnt) + if (__ttyname_r (cnt, name, buflen) >= 0) { + if (p = rindex(name, '/')) ++p; else p = name; |