[GIT PULL] nolibc changes for v5.19
From: Paul E. McKenney
Date: Fri May 20 2022 - 14:24:36 EST
Hello, Linus,
Once the merge window opens, please pull the latest nolibc changes from:
git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git tags/nolibc.2022.05.20a
# HEAD 11dbdaeff41d9ec9376476889651fac4838bff99 tools/nolibc/string: Implement `strdup()` and `strndup()`
----------------------------------------------------------------
Pull request for nolibc library for v5.19
This pull request adds a number of library functions and splits this
library into multiple files.
----------------------------------------------------------------
Ammar Faizi (9):
tools/nolibc: x86-64: Update System V ABI document link
tools/nolibc: Replace `asm` with `__asm__`
tools/nolibc: Remove .global _start from the entry point code
tools/nolibc: i386: Implement syscall with 6 arguments
tools/nolibc/sys: Implement `mmap()` and `munmap()`
tools/nolibc/types: Implement `offsetof()` and `container_of()` macro
tools/nolibc/stdlib: Implement `malloc()`, `calloc()`, `realloc()` and `free()`
tools/nolibc/string: Implement `strnlen()`
tools/nolibc/string: Implement `strdup()` and `strndup()`
Willy Tarreau (52):
tools/nolibc: use pselect6 on RISCV
tools/nolibc: guard the main file against multiple inclusion
tools/nolibc/std: move the standard type definitions to std.h
tools/nolibc/types: split syscall-specific definitions into their own files
tools/nolibc/arch: split arch-specific code into individual files
tools/nolibc/sys: split the syscall definitions into their own file
tools/nolibc/stdlib: extract the stdlib-specific functions to their own file
tools/nolibc/string: split the string functions into string.h
tools/nolibc/ctype: split the is* functions to ctype.h
tools/nolibc/ctype: add the missing is* functions
tools/nolibc/types: move the FD_* functions to macros in types.h
tools/nolibc/types: make FD_SETSIZE configurable
tools/nolibc/types: move makedev to types.h and make it a macro
tools/nolibc/stdlib: move ltoa() to stdlib.h
tools/nolibc/stdlib: replace the ltoa() function with more efficient ones
tools/nolibc/stdlib: add i64toa() and u64toa()
tools/nolibc/stdlib: add utoh() and u64toh()
tools/nolibc/stdio: add a minimal set of stdio functions
tools/nolibc/stdio: add stdin/stdout/stderr and fget*/fput* functions
tools/nolibc/stdio: add fwrite() to stdio
tools/nolibc/stdio: add a minimal [vf]printf() implementation
tools/nolibc/types: define EXIT_SUCCESS and EXIT_FAILURE
tools/nolibc/stdio: add perror() to report the errno value
tools/nolibc/sys: make open() take a vararg on the 3rd argument
tools/nolibc/stdlib: avoid a 64-bit shift in u64toh_r()
tools/nolibc/stdlib: make raise() use the lower level syscalls only
tools/nolibc/sys: make getpgrp(), getpid(), gettid() not set errno
tools/nolibc/string: use unidirectional variants for memcpy()
tools/nolibc/string: slightly simplify memmove()
tools/nolibc/string: add strncpy() and strlcpy()
tools/nolibc/string: add tiny versions of strncat() and strlcat()
tools/nolibc: move exported functions to their own section
tools/nolibc/arch: mark the _start symbol as weak
tools/nolibc/types: define PATH_MAX and MAXPATHLEN
tools/nolibc/string: export memset() and memmove()
tools/nolibc/errno: extract errno.h from sys.h
tools/nolibc/unistd: extract msleep(), sleep(), tcsetpgrp() to unistd.h
tools/nolibc/unistd: add usleep()
tools/nolibc/signal: move raise() to signal.h
tools/nolibc/time: create time.h with time()
tools/nolibc: also mention how to build by just setting the include path
tools/nolibc/stdlib: implement abort()
tools/nolibc/stdio: make printf(%s) accept NULL
tools/nolibc/stdlib: add a simple getenv() implementation
tools/nolibc/stdio: add support for '%p' to vfprintf()
tools/nolibc/string: add strcmp() and strncmp()
tools/nolibc/sys: add syscall definition for getppid()
tools/nolibc/types: add poll() and waitpid() flag definitions
tools/nolibc: add a makefile to install headers
tools/nolibc: add the nolibc subdir to the common Makefile
tools/nolibc/string: do not use __builtin_strlen() at -O0
tools/nolibc/stdlib: only reference the external environ when inlined
tools/Makefile | 4 +
tools/include/nolibc/Makefile | 42 +
tools/include/nolibc/arch-aarch64.h | 199 +++
tools/include/nolibc/arch-arm.h | 204 +++
tools/include/nolibc/arch-i386.h | 219 +++
tools/include/nolibc/arch-mips.h | 215 +++
tools/include/nolibc/arch-riscv.h | 204 +++
tools/include/nolibc/arch-x86_64.h | 215 +++
tools/include/nolibc/arch.h | 32 +
tools/include/nolibc/ctype.h | 99 ++
tools/include/nolibc/errno.h | 27 +
tools/include/nolibc/nolibc.h | 2540 +----------------------------------
tools/include/nolibc/signal.h | 22 +
tools/include/nolibc/std.h | 49 +
tools/include/nolibc/stdio.h | 306 +++++
tools/include/nolibc/stdlib.h | 423 ++++++
tools/include/nolibc/string.h | 285 ++++
tools/include/nolibc/sys.h | 1247 +++++++++++++++++
tools/include/nolibc/time.h | 28 +
tools/include/nolibc/types.h | 205 +++
tools/include/nolibc/unistd.h | 54 +
21 files changed, 4114 insertions(+), 2505 deletions(-)
create mode 100644 tools/include/nolibc/Makefile
create mode 100644 tools/include/nolibc/arch-aarch64.h
create mode 100644 tools/include/nolibc/arch-arm.h
create mode 100644 tools/include/nolibc/arch-i386.h
create mode 100644 tools/include/nolibc/arch-mips.h
create mode 100644 tools/include/nolibc/arch-riscv.h
create mode 100644 tools/include/nolibc/arch-x86_64.h
create mode 100644 tools/include/nolibc/arch.h
create mode 100644 tools/include/nolibc/ctype.h
create mode 100644 tools/include/nolibc/errno.h
create mode 100644 tools/include/nolibc/signal.h
create mode 100644 tools/include/nolibc/std.h
create mode 100644 tools/include/nolibc/stdio.h
create mode 100644 tools/include/nolibc/stdlib.h
create mode 100644 tools/include/nolibc/string.h
create mode 100644 tools/include/nolibc/sys.h
create mode 100644 tools/include/nolibc/time.h
create mode 100644 tools/include/nolibc/types.h
create mode 100644 tools/include/nolibc/unistd.h