X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Flibpspp%2Fstr.h;h=c0643263d36b85075616620a3d2a0662a4e4f4f4;hb=ebf3b993687a25782fe72f45bf3e72aa4bee7c95;hp=7773db022ca69fb54cb0a9a53c3e739330794604;hpb=cb05567731adc7c890d3146102ff01068ba796dd;p=pspp-builds.git

diff --git a/src/libpspp/str.h b/src/libpspp/str.h
index 7773db02..c0643263 100644
--- a/src/libpspp/str.h
+++ b/src/libpspp/str.h
@@ -20,6 +20,7 @@
 #if !str_h
 #define str_h 1
 
+#include <assert.h>
 #include <stdarg.h>
 #include <stdbool.h>
 #include <stdio.h>
@@ -128,6 +129,8 @@ void ds_shrink (struct string *);
 void ds_truncate (struct string *, size_t);
 void ds_rpad (struct string *, size_t length, char pad);
 int ds_rtrim_spaces (struct string *);
+int ds_ltrim_spaces (struct string *st);
+
 bool ds_chomp (struct string *, char);
 
 /* Inspectors. */
@@ -171,6 +174,7 @@ ds_length (const struct string *st)
 extern inline char *
 ds_c_str (const struct string *st)
 {
+  assert(st);
   ((char *) st->string)[st->length] = '\0';
   return st->string;
 }
@@ -206,4 +210,12 @@ spprintf (char *dst, const char *format, ...)
   return dst + count;
 }
 
+int ds_find(const struct string *st, const char cs[]);
+
+int ds_n_find(const struct string *st, const char cs[]);
+
+void ds_create_substr(struct string *dst, const struct string *src, 
+		      int first, int last);
+
+
 #endif /* str_h */