summaryrefslogtreecommitdiffstats
path: root/src/util.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/util.cpp')
-rw-r--r--src/util.cpp35
1 files changed, 35 insertions, 0 deletions
diff --git a/src/util.cpp b/src/util.cpp
index 6cc1fd3..7f87e19 100644
--- a/src/util.cpp
+++ b/src/util.cpp
@@ -5192,6 +5192,41 @@ QCString showFileDefMatches(const FileNameDict *fnDict,const char *n)
//----------------------------------------------------------------------
+/// substitute all occurrences of \a src in \a s by \a dst
+QCString substitute(const QCString &s,const QCString &src,const QCString &dst)
+{
+ if (s.isEmpty() || src.isEmpty()) return s;
+ const char *p, *q;
+ int srcLen = src.length();
+ int dstLen = dst.length();
+ int resLen;
+ if (srcLen!=dstLen)
+ {
+ int count;
+ for (count=0, p=s.data(); (q=strstr(p,src))!=0; p=q+srcLen) count++;
+ resLen = s.length()+count*(dstLen-srcLen);
+ }
+ else // result has same size as s
+ {
+ resLen = s.length();
+ }
+ QCString result(resLen+1);
+ char *r;
+ for (r=result.rawData(), p=s; (q=strstr(p,src))!=0; p=q+srcLen)
+ {
+ int l = (int)(q-p);
+ memcpy(r,p,l);
+ r+=l;
+
+ if (dst) memcpy(r,dst,dstLen);
+ r+=dstLen;
+ }
+ qstrcpy(r,p);
+ //printf("substitute(%s,%s,%s)->%s\n",s,src,dst,result.data());
+ return result;
+}
+
+
/// substitute all occurrences of \a src in \a s by \a dst, but skip
/// each consecutive sequence of \a src where the number consecutive
/// \a src matches \a skip_seq; if \a skip_seq is negative, skip any