Merge CV, ver=5.1; ops/methods from HV, and interface from CV where possible

[goodguy/history.git] / cinelerra-5.1 / guicast / cstrdup.h

diff --git a/cinelerra-5.1/guicast/cstrdup.h b/cinelerra-5.1/guicast/cstrdup.h
new file mode 100644 (file)
index 0000000..831db42
--- /dev/null
+++ b/cinelerra-5.1/guicast/cstrdup.h
@@ -0,0 +1,23 @@
+#ifndef __CSTRDUP_H__
+#define __CSTRDUP_H__
+
+#include <stdarg.h>
+#include <string.h>
+
+static inline char *cstrcat(int n, ...) {
+  int len = 0;  va_list va;  va_start(va,n);
+  for(int i=0; i<n; ++i) len += strlen(va_arg(va,char*));
+  va_end(va);  char *cp = new char[len+1], *bp = cp;  va_start(va,n);
+  for(int i=0; i<n; ++i) for(char*ap=va_arg(va,char*); *ap; *bp++=*ap++); 
+  va_end(va);  *bp = 0;
+  return cp;
+}
+static inline char *cstrdup(const char *cp) {
+  return strcpy(new char[strlen(cp)+1],cp);
+}
+
+#ifndef lengthof
+#define lengthof(ary) ((int)(sizeof(ary)/sizeof(ary[0])))
+#endif
+
+#endif