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| author | Ulrich Drepper <drepper@redhat.com> | 2001-09-19 03:25:37 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2001-09-19 03:25:37 +0000 |
| commit | 9596d0ddf067b6f819ab16916ae9337132cf721c (patch) | |
| tree | 446cd70a0ed6389d0aa471667102e239dc91acab /malloc | |
| parent | 013ed6739ff5f8f09b04b78a03cfdc05aeb72240 (diff) | |
| download | glibc-9596d0ddf067b6f819ab16916ae9337132cf721c.tar.gz glibc-9596d0ddf067b6f819ab16916ae9337132cf721c.tar.xz glibc-9596d0ddf067b6f819ab16916ae9337132cf721c.zip | |
Update.
2001-09-18 Ulrich Drepper <drepper@redhat.com> * malloc/malloc.c (ptmalloc_init): Handle _environ==NULL. Reported by B. D. Elliott <bde@nwlink.com> [PR libc/2541]. 2001-09-18 Andreas Schwab <schwab@suse.de> * elf/dl-load.c (_dl_map_object_from_fd): Update handling of scope list, now that l_scope is a pointer. * elf/dl-open.c (dl_open_worker): Fix thinko when enlarging the scope list. 2001-09-18 kaz Kojima <kkojima@rr.iij4u.or.jp> * sysdeps/sh/dl-machine.h (elf_machine_rela): Fix reverse condition. (elf_machine_rela_relative): Add a missing declaration. 2001-09-18 Jakub Jelinek <jakub@redhat.com> * sysdeps/unix/sysv/linux/ia64/ldd-rewrite.sed: New. * sysdeps/unix/sysv/linux/s390/ldd-rewrite.sed: New. * sysdeps/unix/sysv/linux/configure.in: Add ia64 and s390 ldd-rewrite scripts. 2001-09-18 Ulrich Drepper <drepper@redhat.com> * elf/ldd.bash.in: Update copyright message. 2001-09-17 H.J. Lu <hjl@gnu.org> * hurd/hurdmalloc.c (bcopy): Removed. (realloc): Replace bcopy with memcpy. * hurd/path-lookup.c (file_name_path_scan): Likewise. * resolv/gethnamaddr.c (map_v4v6_address): Likewise. * sunrpc/rpcinfo.c (pmapdump): Likewise. * resolv/gethnamaddr.c (getanswer): Replace bcopy with memmove. (gethostbyaddr): Likewise. * sunrpc/rpcinfo.c (get_inet_address): Likewise. 2001-09-18 Ulrich Drepper <drepper@redhat.com> * sysdeps/gnu/eval.c: Removed.
Diffstat (limited to 'malloc')
| -rw-r--r-- | malloc/malloc.c | 84 |
1 files changed, 42 insertions, 42 deletions
diff --git a/malloc/malloc.c b/malloc/malloc.c index 6722ac41c0..8279ddaf22 100644 --- a/malloc/malloc.c +++ b/malloc/malloc.c @@ -1766,49 +1766,49 @@ ptmalloc_init __MALLOC_P((void)) secure = __libc_enable_secure; #ifdef _LIBC s = NULL; - { - char **runp = _environ; - char *envline; + if (_environ != NULL) + { + char **runp = _environ; + char *envline; - while (__builtin_expect ((envline = next_env_entry (&runp)) != NULL, - 0)) - { - size_t len = strcspn (envline, "="); - - if (envline[len] != '=') - /* This is a "MALLOC_" variable at the end of the string - without a '=' character. Ignore it since otherwise we - will access invalid memory below. */ - continue; - - switch (len) - { - case 6: - if (memcmp (envline, "CHECK_", 6) == 0) - s = &envline[7]; - break; - case 8: - if (! secure && memcmp (envline, "TOP_PAD_", 8) == 0) - mALLOPt(M_TOP_PAD, atoi(&envline[9])); - break; - case 9: - if (! secure && memcmp (envline, "MMAP_MAX_", 9) == 0) - mALLOPt(M_MMAP_MAX, atoi(&envline[10])); - break; - case 15: - if (! secure) - { - if (memcmp (envline, "TRIM_THRESHOLD_", 15) == 0) - mALLOPt(M_TRIM_THRESHOLD, atoi(&envline[16])); - else if (memcmp (envline, "MMAP_THRESHOLD_", 15) == 0) - mALLOPt(M_MMAP_THRESHOLD, atoi(&envline[16])); - } - break; - default: - break; - } - } - } + while (__builtin_expect ((envline = next_env_entry (&runp)) != NULL, 0)) + { + size_t len = strcspn (envline, "="); + + if (envline[len] != '=') + /* This is a "MALLOC_" variable at the end of the string + without a '=' character. Ignore it since otherwise we + will access invalid memory below. */ + continue; + + switch (len) + { + case 6: + if (memcmp (envline, "CHECK_", 6) == 0) + s = &envline[7]; + break; + case 8: + if (! secure && memcmp (envline, "TOP_PAD_", 8) == 0) + mALLOPt(M_TOP_PAD, atoi(&envline[9])); + break; + case 9: + if (! secure && memcmp (envline, "MMAP_MAX_", 9) == 0) + mALLOPt(M_MMAP_MAX, atoi(&envline[10])); + break; + case 15: + if (! secure) + { + if (memcmp (envline, "TRIM_THRESHOLD_", 15) == 0) + mALLOPt(M_TRIM_THRESHOLD, atoi(&envline[16])); + else if (memcmp (envline, "MMAP_THRESHOLD_", 15) == 0) + mALLOPt(M_MMAP_THRESHOLD, atoi(&envline[16])); + } + break; + default: + break; + } + } + } #else if (! secure) { |