mirror of
https://github.com/isar/rusqlite.git
synced 2024-11-25 02:21:37 +08:00
wasm32
This commit is contained in:
parent
e093d7db7b
commit
9494356888
@ -115,22 +115,14 @@ mod build_bundled {
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.flag("-DSQLITE_CORE")
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.flag("-DSQLITE_DEFAULT_FOREIGN_KEYS=1")
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.flag("-DSQLITE_ENABLE_API_ARMOR")
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.flag("-DSQLITE_ENABLE_COLUMN_METADATA")
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.flag("-DSQLITE_ENABLE_DBSTAT_VTAB")
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.flag("-DSQLITE_ENABLE_FTS3")
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.flag("-DSQLITE_ENABLE_FTS3_PARENTHESIS")
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.flag("-DSQLITE_ENABLE_FTS5")
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.flag("-DSQLITE_ENABLE_JSON1")
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.flag("-DSQLITE_ENABLE_LOAD_EXTENSION=1")
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.flag("-DSQLITE_ENABLE_MEMORY_MANAGEMENT")
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.flag("-DSQLITE_ENABLE_RTREE")
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.flag("-DSQLITE_ENABLE_STAT2")
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.flag("-DSQLITE_ENABLE_STAT4")
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.flag("-DSQLITE_SOUNDEX")
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.flag("-DSQLITE_THREADSAFE=1")
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.flag("-DSQLITE_USE_URI")
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.flag("-DHAVE_USLEEP=1")
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.flag("-D_POSIX_THREAD_SAFE_FUNCTIONS") // cross compile with MinGW
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.flag("-DSQLITE_DEFAULT_MEMSTATUS=0")
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.flag("-DSQLITE_MAX_EXPR_DEPTH=0")
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.flag("-DSQLITE_OMIT_DECLTYPE")
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.flag("-DSQLITE_OMIT_DEPRECATED")
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.flag("-DSQLITE_OMIT_PROGRESS_CALLBACK")
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.flag("-DSQLITE_LIKE_DOESNT_MATCH_BLOBS")
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.warnings(false);
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if cfg!(feature = "bundled-sqlcipher") {
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@ -234,7 +226,7 @@ mod build_bundled {
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if vs_has_nan {
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cfg.flag("-DHAVE_ISNAN");
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}
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} else {
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} else if env::var("TARGET") != Ok("wasm32-unknown-unknown".to_string()) {
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cfg.flag("-DHAVE_ISNAN");
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}
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if !win_target() {
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@ -249,6 +241,37 @@ mod build_bundled {
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cfg.file("sqlite3/wasm32-wasi-vfs.c");
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}
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}
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if env::var("TARGET") == Ok("wasm32-unknown-unknown".to_string()) {
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// Apple clang doesn't support wasm32, so use Homebrew clang by default.
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if env::var("HOST") == Ok("x86_64-apple-darwin".to_string()) {
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if env::var("CC").is_err() {
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std::env::set_var("CC", "/usr/local/opt/llvm/bin/clang");
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}
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if env::var("AR").is_err() {
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std::env::set_var("AR", "/usr/local/opt/llvm/bin/llvm-ar");
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}
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} else if env::var("HOST") == Ok("aarch64-apple-darwin".to_string()) {
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if env::var("CC").is_err() {
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std::env::set_var("CC", "/opt/homebrew/opt/llvm/bin/clang");
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}
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if env::var("AR").is_err() {
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std::env::set_var("AR", "/opt/homebrew/opt/llvm/bin/llvm-ar");
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}
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}
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cfg.flag("-DSQLITE_OS_OTHER")
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.flag("-DSQLITE_TEMP_STORE=3")
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// https://github.com/rust-lang/rust/issues/74393
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.flag("-DLONGDOUBLE_TYPE=double")
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.flag("-DSQLITE_OMIT_LOCALTIME");
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cfg.include("sqlite3/wasm32-unknown-unknown/include");
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cfg.file("sqlite3/wasm32-unknown-unknown/libc/stdlib/qsort.c");
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cfg.file("sqlite3/wasm32-unknown-unknown/libc/string/strcmp.c");
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cfg.file("sqlite3/wasm32-unknown-unknown/libc/string/strcspn.c");
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cfg.file("sqlite3/wasm32-unknown-unknown/libc/string/strlen.c");
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cfg.file("sqlite3/wasm32-unknown-unknown/libc/string/strncmp.c");
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cfg.file("sqlite3/wasm32-unknown-unknown/libc/string/strrchr.c");
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}
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if cfg!(feature = "unlock_notify") {
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cfg.flag("-DSQLITE_ENABLE_UNLOCK_NOTIFY");
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}
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@ -0,0 +1 @@
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#define assert(x) (void)0
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@ -0,0 +1 @@
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double log(double x);
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@ -0,0 +1 @@
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#define FILENAME_MAX 4096
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@ -0,0 +1,9 @@
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#include <stddef.h>
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void *malloc(size_t size);
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void free(void *ptr);
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void *realloc(void *ptr, size_t size);
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void qsort(void *a, size_t n, size_t es, int (*cmp)(const void *, const void *));
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#define DEF_STRONG(x)
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@ -0,0 +1,15 @@
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#include <stddef.h>
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int strcmp(const char *s1, const char *s2);
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size_t strcspn(const char *s1, const char *s2);
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size_t strlen(const char *str);
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int strncmp(const char *s1, const char *s2, size_t n);
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char *strrchr(const char *p, int ch);
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int memcmp(const void *str1, const void *str2, size_t n);
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void *memcpy(void *dest, const void *src, size_t n);
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void *memmove(void *str1, const void *str2, size_t n);
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void *memset(void *str, int c, size_t n);
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#define DEF_STRONG(x)
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#define __weak_alias(x, y)
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@ -0,0 +1,167 @@
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/*$OpenBSD : qsort.c, v 1.14 2017 / 01 / 04 15 : 20 : 30 millert Exp $ * /
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/*-
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* Copyright (c) 1992, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/types.h>
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#include <stdlib.h>
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static __inline char *med3(char *, char *, char *, int (*)(const void *, const void *));
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static __inline void swapfunc(char *, char *, size_t, int);
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#define min(a, b) (a) < (b) ? a : b
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/*
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* Qsort routine from Bentley & McIlroy's "Engineering a Sort Function".
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*/
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#define swapcode(TYPE, parmi, parmj, n) \
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{ \
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size_t i = (n) / sizeof(TYPE); \
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TYPE *pi = (TYPE *)(parmi); \
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TYPE *pj = (TYPE *)(parmj); \
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do \
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{ \
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TYPE t = *pi; \
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*pi++ = *pj; \
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*pj++ = t; \
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} while (--i > 0); \
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}
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#define SWAPINIT(a, es) swaptype = ((char *)a - (char *)0) % sizeof(long) || \
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es % sizeof(long) \
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? 2 \
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: es == sizeof(long) ? 0 \
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: 1;
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static __inline void
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swapfunc(char *a, char *b, size_t n, int swaptype)
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{
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if (swaptype <= 1)
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swapcode(long, a, b, n) else swapcode(char, a, b, n)
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}
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#define swap(a, b) \
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if (swaptype == 0) \
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{ \
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long t = *(long *)(a); \
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*(long *)(a) = *(long *)(b); \
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*(long *)(b) = t; \
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} \
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else \
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swapfunc(a, b, es, swaptype)
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#define vecswap(a, b, n) \
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if ((n) > 0) \
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swapfunc(a, b, n, swaptype)
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static __inline char *
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med3(char *a, char *b, char *c, int (*cmp)(const void *, const void *))
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{
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return cmp(a, b) < 0 ? (cmp(b, c) < 0 ? b : (cmp(a, c) < 0 ? c : a))
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: (cmp(b, c) > 0 ? b : (cmp(a, c) < 0 ? a : c));
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}
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void qsort(void *aa, size_t n, size_t es, int (*cmp)(const void *, const void *))
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{
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char *pa, *pb, *pc, *pd, *pl, *pm, *pn;
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int cmp_result, swaptype;
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size_t d, r;
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char *a = aa;
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loop:
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SWAPINIT(a, es);
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if (n < 7)
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{
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for (pm = a + es; pm < a + n * es; pm += es)
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for (pl = pm; pl > a && cmp(pl - es, pl) > 0;
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pl -= es)
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swap(pl, pl - es);
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return;
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}
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pm = a + (n / 2) * es;
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if (n > 7)
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{
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pl = a;
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pn = a + (n - 1) * es;
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if (n > 40)
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{
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d = (n / 8) * es;
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pl = med3(pl, pl + d, pl + 2 * d, cmp);
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pm = med3(pm - d, pm, pm + d, cmp);
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pn = med3(pn - 2 * d, pn - d, pn, cmp);
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}
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pm = med3(pl, pm, pn, cmp);
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}
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swap(a, pm);
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pa = pb = a + es;
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pc = pd = a + (n - 1) * es;
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for (;;)
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{
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while (pb <= pc && (cmp_result = cmp(pb, a)) <= 0)
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{
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if (cmp_result == 0)
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{
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swap(pa, pb);
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pa += es;
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}
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pb += es;
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}
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while (pb <= pc && (cmp_result = cmp(pc, a)) >= 0)
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{
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if (cmp_result == 0)
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{
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swap(pc, pd);
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pd -= es;
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}
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pc -= es;
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}
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if (pb > pc)
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break;
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swap(pb, pc);
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pb += es;
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pc -= es;
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}
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pn = a + n * es;
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r = min(pa - a, pb - pa);
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vecswap(a, pb - r, r);
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r = min(pd - pc, pn - pd - es);
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vecswap(pb, pn - r, r);
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if ((r = pb - pa) > es)
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qsort(a, r / es, es, cmp);
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if ((r = pd - pc) > es)
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{
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/* Iterate rather than recurse to save stack space */
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a = pn - r;
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n = r / es;
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goto loop;
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}
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/* qsort(pn - r, r / es, es, cmp);*/
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}
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DEF_STRONG(qsort);
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@ -0,0 +1,47 @@
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/* $OpenBSD: strcmp.c,v 1.9 2015/08/31 02:53:57 guenther Exp $ */
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/*-
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* Copyright (c) 1990 The Regents of the University of California.
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* All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Chris Torek.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
* 3. Neither the name of the University nor the names of its contributors
|
||||
* may be used to endorse or promote products derived from this software
|
||||
* without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
||||
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||||
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
||||
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
||||
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
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* SUCH DAMAGE.
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*/
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#include <string.h>
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/*
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* Compare strings.
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*/
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int strcmp(const char *s1, const char *s2)
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{
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while (*s1 == *s2++)
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if (*s1++ == 0)
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return (0);
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return (*(unsigned char *)s1 - *(unsigned char *)--s2);
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}
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DEF_STRONG(strcmp);
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@ -0,0 +1,61 @@
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/* $OpenBSD: strcspn.c,v 1.6 2015/08/31 02:53:57 guenther Exp $ */
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/*-
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* Copyright (c) 1990 The Regents of the University of California.
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* All rights reserved.
|
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*
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* This code is derived from software contributed to Berkeley by
|
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* Chris Torek.
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*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
* 3. Neither the name of the University nor the names of its contributors
|
||||
* may be used to endorse or promote products derived from this software
|
||||
* without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
||||
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
||||
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||||
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
||||
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
||||
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
||||
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
||||
* SUCH DAMAGE.
|
||||
*/
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||||
|
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#include <string.h>
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/*
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* Span the complement of string s2.
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*/
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size_t
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strcspn(const char *s1, const char *s2)
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{
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const char *p, *spanp;
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char c, sc;
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|
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/*
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* Stop as soon as we find any character from s2. Note that there
|
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* must be a NUL in s2; it suffices to stop when we find that, too.
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*/
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for (p = s1;;)
|
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{
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c = *p++;
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spanp = s2;
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do
|
||||
{
|
||||
if ((sc = *spanp++) == c)
|
||||
return (p - 1 - s1);
|
||||
} while (sc != 0);
|
||||
}
|
||||
/* NOTREACHED */
|
||||
}
|
||||
DEF_STRONG(strcspn);
|
@ -0,0 +1,44 @@
|
||||
/* $OpenBSD: strlen.c,v 1.9 2015/08/31 02:53:57 guenther Exp $ */
|
||||
|
||||
/*-
|
||||
* Copyright (c) 1990, 1993
|
||||
* The Regents of the University of California. All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
* 3. Neither the name of the University nor the names of its contributors
|
||||
* may be used to endorse or promote products derived from this software
|
||||
* without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
||||
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
||||
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||||
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
||||
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
||||
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
||||
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
||||
* SUCH DAMAGE.
|
||||
*/
|
||||
|
||||
#include <string.h>
|
||||
|
||||
size_t
|
||||
strlen(const char *str)
|
||||
{
|
||||
const char *s;
|
||||
|
||||
for (s = str; *s; ++s)
|
||||
;
|
||||
return (s - str);
|
||||
}
|
||||
|
||||
DEF_STRONG(strlen);
|
@ -0,0 +1,48 @@
|
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/* $OpenBSD: strncmp.c,v 1.9 2015/08/31 02:53:57 guenther Exp $ */
|
||||
|
||||
/*
|
||||
* Copyright (c) 1989 The Regents of the University of California.
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
* 3. Neither the name of the University nor the names of its contributors
|
||||
* may be used to endorse or promote products derived from this software
|
||||
* without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
||||
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
||||
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||||
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
||||
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
||||
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
||||
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
||||
* SUCH DAMAGE.
|
||||
*/
|
||||
|
||||
#include <string.h>
|
||||
|
||||
int strncmp(const char *s1, const char *s2, size_t n)
|
||||
{
|
||||
|
||||
if (n == 0)
|
||||
return (0);
|
||||
do
|
||||
{
|
||||
if (*s1 != *s2++)
|
||||
return (*(unsigned char *)s1 - *(unsigned char *)--s2);
|
||||
if (*s1++ == 0)
|
||||
break;
|
||||
} while (--n != 0);
|
||||
return (0);
|
||||
}
|
||||
DEF_STRONG(strncmp);
|
@ -0,0 +1,49 @@
|
||||
/* $OpenBSD: strrchr.c,v 1.4 2018/10/01 06:37:37 martijn Exp $ */
|
||||
/*
|
||||
* Copyright (c) 1988 Regents of the University of California.
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
* 3. Neither the name of the University nor the names of its contributors
|
||||
* may be used to endorse or promote products derived from this software
|
||||
* without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
||||
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
||||
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||||
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
||||
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
||||
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
||||
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
||||
* SUCH DAMAGE.
|
||||
*/
|
||||
|
||||
#include <string.h>
|
||||
|
||||
__weak_alias(rindex, strrchr);
|
||||
|
||||
char *
|
||||
strrchr(const char *p, int ch)
|
||||
{
|
||||
char *save;
|
||||
|
||||
for (save = NULL;; ++p)
|
||||
{
|
||||
if (*p == (char)ch)
|
||||
save = (char *)p;
|
||||
if (!*p)
|
||||
return (save);
|
||||
}
|
||||
/* NOTREACHED */
|
||||
}
|
||||
DEF_STRONG(strrchr);
|
Loading…
Reference in New Issue
Block a user