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author | Florian Weimer <fweimer@redhat.com> | 2022-05-16 18:41:43 +0200 |
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committer | Florian Weimer <fweimer@redhat.com> | 2022-05-16 18:41:52 +0200 |
commit | b57ab258c1140bc45464b4b9908713e3e0ee35aa (patch) | |
tree | 12fbebff5ad78dfa98c9d59526f0bd8e36c702f1 /sysdeps/unix/sysv/linux/brk_call.h | |
parent | 21244c70c24db4b3bd7a2169a7a48f637cad5930 (diff) | |
download | glibc-b57ab258c1140bc45464b4b9908713e3e0ee35aa.tar.gz glibc-b57ab258c1140bc45464b4b9908713e3e0ee35aa.tar.xz glibc-b57ab258c1140bc45464b4b9908713e3e0ee35aa.zip |
Linux: Introduce __brk_call for invoking the brk system call
Alpha and sparc can now use the generic implementation. Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Diffstat (limited to 'sysdeps/unix/sysv/linux/brk_call.h')
-rw-r--r-- | sysdeps/unix/sysv/linux/brk_call.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/brk_call.h b/sysdeps/unix/sysv/linux/brk_call.h new file mode 100644 index 0000000000..72370c25d7 --- /dev/null +++ b/sysdeps/unix/sysv/linux/brk_call.h @@ -0,0 +1,25 @@ +/* Invoke the brk system call. Generic Linux version. + Copyright (C) 2022 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <https://www.gnu.org/licenses/>. */ + +static inline void * +__brk_call (void *addr) +{ + /* The default implementation reports errors through an unchanged + break. */ + return (void *) INTERNAL_SYSCALL_CALL (brk, addr); +} |