From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001 From: "Matt A. Tobin" Date: Fri, 2 Feb 2018 04:16:08 -0500 Subject: Add m-esr52 at 52.6.0 --- js/src/jsprf.h | 66 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 66 insertions(+) create mode 100644 js/src/jsprf.h (limited to 'js/src/jsprf.h') diff --git a/js/src/jsprf.h b/js/src/jsprf.h new file mode 100644 index 000000000..b84b5a5c9 --- /dev/null +++ b/js/src/jsprf.h @@ -0,0 +1,66 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- + * vim: set ts=8 sts=4 et sw=4 tw=99: + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#ifndef jsprf_h +#define jsprf_h + +/* +** API for PR printf like routines. Supports the following formats +** %d - decimal +** %u - unsigned decimal +** %x - unsigned hex +** %X - unsigned uppercase hex +** %o - unsigned octal +** %hd, %hu, %hx, %hX, %ho - "short" versions of above +** %ld, %lu, %lx, %lX, %lo - "long" versions of above +** %lld, %llu, %llx, %llX, %llo - "long long" versions of above +** %zd, %zo, %zu, %zx, %zX - size_t versions of above +** %Id, %Io, %Iu, %Ix, %IX - size_t versions of above (for Windows compat) +** You should use PRI*SIZE macros instead +** %s - string +** %c - character +** %p - pointer (deals with machine dependent pointer size) +** %f - float +** %g - float +*/ + +#include "mozilla/IntegerPrintfMacros.h" +#include "mozilla/SizePrintfMacros.h" + +#include + +#include "jstypes.h" + +/* +** sprintf into a malloc'd buffer. Return a pointer to the malloc'd +** buffer on success, nullptr on failure. Call "JS_smprintf_free" to release +** the memory returned. +*/ +extern JS_PUBLIC_API(char*) JS_smprintf(const char* fmt, ...) + MOZ_FORMAT_PRINTF(1, 2); + +/* +** Free the memory allocated, for the caller, by JS_smprintf +*/ +extern JS_PUBLIC_API(void) JS_smprintf_free(char* mem); + +/* +** "append" sprintf into a malloc'd buffer. "last" is the last value of +** the malloc'd buffer. sprintf will append data to the end of last, +** growing it as necessary using realloc. If last is nullptr, JS_sprintf_append +** will allocate the initial string. The return value is the new value of +** last for subsequent calls, or nullptr if there is a malloc failure. +*/ +extern JS_PUBLIC_API(char*) JS_sprintf_append(char* last, const char* fmt, ...) + MOZ_FORMAT_PRINTF(2, 3); + +/* +** va_list forms of the above. +*/ +extern JS_PUBLIC_API(char*) JS_vsmprintf(const char* fmt, va_list ap); +extern JS_PUBLIC_API(char*) JS_vsprintf_append(char* last, const char* fmt, va_list ap); + +#endif /* jsprf_h */ -- cgit v1.2.3