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authorEric Andersen <andersen@codepoet.org>2001-05-10 04:23:19 +0000
committerEric Andersen <andersen@codepoet.org>2001-05-10 04:23:19 +0000
commit8d9ef2675702a7c9c28008b0bff356bcc2783ac4 (patch)
tree035892720d4d965f5779a9cc40cac9e97eb21136
parent1077fa4d772832f77a677ce7fb7c2d513b959e3f (diff)
Add in _dl_strrchr
-rw-r--r--ldso/ldso/ld_string.h26
-rw-r--r--ldso/ldso/string.h26
2 files changed, 42 insertions, 10 deletions
diff --git a/ldso/ldso/ld_string.h b/ldso/ldso/ld_string.h
index 5d18bb788..5e912ea9d 100644
--- a/ldso/ldso/ld_string.h
+++ b/ldso/ldso/ld_string.h
@@ -7,6 +7,15 @@
#define NULL ((void *) 0)
#endif
+extern inline size_t _dl_strlen(const char * str)
+{
+ register char *ptr = (char *) str;
+
+ while (*ptr)
+ ptr++;
+ return (ptr - str);
+}
+
extern inline char * _dl_strcpy(char * dst,const char *src)
{
register char *ptr = dst;
@@ -63,14 +72,22 @@ extern inline char * _dl_strchr(const char * str,int c)
return 0;
}
-
-extern inline size_t _dl_strlen(const char * str)
+static inline char *_dl_strrchr(const char *str, int c)
{
+ register char *prev = 0;
register char *ptr = (char *) str;
- while (*ptr)
+ /* For null it's just like strlen */
+ if (c == '\0') {
+ return ptr + _dl_strlen(ptr);
+ }
+
+ /* everything else just step along the string. */
+ while ((ptr = _dl_strchr(ptr, c)) != 0) {
+ prev = ptr;
ptr++;
- return (ptr - str);
+ }
+ return prev;
}
extern inline void * _dl_memcpy(void * dst, const void * src, size_t len)
@@ -143,5 +160,4 @@ static inline char *_dl_simple_ltoahex(unsigned long i)
return p + 1;
}
-
#endif
diff --git a/ldso/ldso/string.h b/ldso/ldso/string.h
index 5d18bb788..5e912ea9d 100644
--- a/ldso/ldso/string.h
+++ b/ldso/ldso/string.h
@@ -7,6 +7,15 @@
#define NULL ((void *) 0)
#endif
+extern inline size_t _dl_strlen(const char * str)
+{
+ register char *ptr = (char *) str;
+
+ while (*ptr)
+ ptr++;
+ return (ptr - str);
+}
+
extern inline char * _dl_strcpy(char * dst,const char *src)
{
register char *ptr = dst;
@@ -63,14 +72,22 @@ extern inline char * _dl_strchr(const char * str,int c)
return 0;
}
-
-extern inline size_t _dl_strlen(const char * str)
+static inline char *_dl_strrchr(const char *str, int c)
{
+ register char *prev = 0;
register char *ptr = (char *) str;
- while (*ptr)
+ /* For null it's just like strlen */
+ if (c == '\0') {
+ return ptr + _dl_strlen(ptr);
+ }
+
+ /* everything else just step along the string. */
+ while ((ptr = _dl_strchr(ptr, c)) != 0) {
+ prev = ptr;
ptr++;
- return (ptr - str);
+ }
+ return prev;
}
extern inline void * _dl_memcpy(void * dst, const void * src, size_t len)
@@ -143,5 +160,4 @@ static inline char *_dl_simple_ltoahex(unsigned long i)
return p + 1;
}
-
#endif