[T106][ZXW-22]7520V3SCV2.01.01.02P42U09_VEC_V0.8_AP_VEC origin source commit
Change-Id: Ic6e05d89ecd62fc34f82b23dcf306c93764aec4b
diff --git a/ap/app/busybox/src/libbb/platform.c b/ap/app/busybox/src/libbb/platform.c
new file mode 100644
index 0000000..2bf34f5
--- /dev/null
+++ b/ap/app/busybox/src/libbb/platform.c
@@ -0,0 +1,176 @@
+/*
+ * Replacements for common but usually nonstandard functions that aren't
+ * supplied by all platforms.
+ *
+ * Copyright (C) 2009 by Dan Fandrich <dan@coneharvesters.com>, et. al.
+ *
+ * Licensed under GPLv2, see file LICENSE in this source tree.
+ */
+#include "libbb.h"
+
+#ifndef HAVE_STRCHRNUL
+char* FAST_FUNC strchrnul(const char *s, int c)
+{
+ while (*s != '\0' && *s != c)
+ s++;
+ return (char*)s;
+}
+#endif
+
+#ifndef HAVE_VASPRINTF
+int FAST_FUNC vasprintf(char **string_ptr, const char *format, va_list p)
+{
+ int r;
+ va_list p2;
+ char buf[128];
+
+ va_copy(p2, p);
+ r = vsnprintf(buf, 128, format, p);
+ va_end(p);
+
+ if (r < 128) {
+ va_end(p2);
+ *string_ptr = xstrdup(buf);
+ return r;
+ }
+
+ *string_ptr = xmalloc(r+1);
+ r = vsnprintf(*string_ptr, r+1, format, p2);
+ va_end(p2);
+
+ return r;
+}
+#endif
+
+#ifndef HAVE_DPRINTF
+/* dprintf is now part of POSIX.1, but was only added in 2008 */
+int dprintf(int fd, const char *format, ...)
+{
+ va_list p;
+ int r;
+ char *string_ptr;
+
+ va_start(p, format);
+ r = vasprintf(&string_ptr, format, p);
+ va_end(p);
+ if (r >= 0) {
+ r = full_write(fd, string_ptr, r);
+ free(string_ptr);
+ }
+ return r;
+}
+#endif
+
+#ifndef HAVE_MEMRCHR
+/* Copyright (C) 2005 Free Software Foundation, Inc.
+ * memrchr() is a GNU function that might not be available everywhere.
+ * It's basically the inverse of memchr() - search backwards in a
+ * memory block for a particular character.
+ */
+void* FAST_FUNC memrchr(const void *s, int c, size_t n)
+{
+ const char *start = s, *end = s;
+
+ end += n - 1;
+
+ while (end >= start) {
+ if (*end == (char)c)
+ return (void *) end;
+ end--;
+ }
+
+ return NULL;
+}
+#endif
+
+#ifndef HAVE_MKDTEMP
+/* This is now actually part of POSIX.1, but was only added in 2008 */
+char* FAST_FUNC mkdtemp(char *template)
+{
+ if (mktemp(template) == NULL || mkdir(template, 0700) != 0)
+ return NULL;
+ return template;
+}
+#endif
+
+#ifndef HAVE_STRCASESTR
+/* Copyright (c) 1999, 2000 The ht://Dig Group */
+char* FAST_FUNC strcasestr(const char *s, const char *pattern)
+{
+ int length = strlen(pattern);
+
+ while (*s) {
+ if (strncasecmp(s, pattern, length) == 0)
+ return (char *)s;
+ s++;
+ }
+ return 0;
+}
+#endif
+
+#ifndef HAVE_STRSEP
+/* Copyright (C) 2004 Free Software Foundation, Inc. */
+char* FAST_FUNC strsep(char **stringp, const char *delim)
+{
+ char *start = *stringp;
+ char *ptr;
+
+ if (!start)
+ return NULL;
+
+ if (!*delim)
+ ptr = start + strlen(start);
+ else {
+ ptr = strpbrk(start, delim);
+ if (!ptr) {
+ *stringp = NULL;
+ return start;
+ }
+ }
+
+ *ptr = '\0';
+ *stringp = ptr + 1;
+
+ return start;
+}
+#endif
+
+#ifndef HAVE_STPCPY
+char* FAST_FUNC stpcpy(char *p, const char *to_add)
+{
+ while ((*p = *to_add) != '\0') {
+ p++;
+ to_add++;
+ }
+ return p;
+}
+#endif
+
+#ifndef HAVE_GETLINE
+ssize_t FAST_FUNC getline(char **lineptr, size_t *n, FILE *stream)
+{
+ int ch;
+ char *line = *lineptr;
+ size_t alloced = *n;
+ size_t len = 0;
+
+ do {
+ ch = fgetc(stream);
+ if (ch == EOF)
+ break;
+ if (len + 1 >= alloced) {
+ alloced += alloced/4 + 64;
+ line = xrealloc(line, alloced);
+ }
+ line[len++] = ch;
+ } while (ch != '\n');
+
+ if (len == 0)
+ return -1;
+
+ line[len] = '\0';
+ *lineptr = line;
+ *n = alloced;
+ return len;
+}
+#endif