[Profile] introduce reusable internal interfaces to find dir separator \NFC

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@276027 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 23 insertions, 0 deletions

diff --git a/lib/profile/InstrProfilingUtil.c b/lib/profile/InstrProfilingUtil.c
index a9c935087..ead537df9 100644
--- a/lib/profile/InstrProfilingUtil.c
+++ b/lib/profile/InstrProfilingUtil.c
@@ -184,3 +184,26 @@ lprofApplyPathPrefix(char *Dest, const char *PathStr, const char *Prefix,
 
   memcpy(Dest + PrefixLen, StrippedPathStr, strlen(StrippedPathStr) + 1);
 }
+
+COMPILER_RT_VISIBILITY const char *
+lprofFindFirstDirSeparator(const char *Path) {
+  const char *Sep;
+  Sep = strchr(Path, DIR_SEPARATOR);
+  if (Sep)
+    return Sep;
+#if defined(DIR_SEPARATOR_2)
+  Sep = strchr(Path, DIR_SEPARATOR_2);
+#endif
+  return Sep;
+}
+
+COMPILER_RT_VISIBILITY const char *lprofFindLastDirSeparator(const char *Path) {
+  const char *Sep;
+  Sep = strrchr(Path, DIR_SEPARATOR);
+  if (Sep)
+    return Sep;
+#if defined(DIR_SEPARATOR_2)
+  Sep = strrchr(Path, DIR_SEPARATOR_2);
+#endif
+  return Sep;
+}