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authorEelco Dolstra <eelco.dolstra@logicblox.com>2012-08-27T18·34-0400
committerEelco Dolstra <eelco.dolstra@logicblox.com>2012-08-27T18·34-0400
commit15e1b2c223494ecb5efefc3ea0e3b926a6b1d7dc (patch)
tree49c0c914a6d3d02f54150bfaba3731aa9b98d720 /src/libutil
parenta9e6752bbd888ab8fbc1cda6e4d539b2858c4cef (diff)
parent9e2fc6951ca049b15149a2c4b75d2f5bff7f07e1 (diff)
Merge branch 'no-manifests'
Diffstat (limited to 'src/libutil')
-rw-r--r--src/libutil/util.cc9
-rw-r--r--src/libutil/util.hh4
2 files changed, 12 insertions, 1 deletions
diff --git a/src/libutil/util.cc b/src/libutil/util.cc
index fe4fedfa597d..56bf5875deaa 100644
--- a/src/libutil/util.cc
+++ b/src/libutil/util.cc
@@ -253,7 +253,7 @@ string readLine(int fd)
             if (errno != EINTR)
                 throw SysError("reading a line");
         } else if (rd == 0)
-            throw Error("unexpected EOF reading a line");
+            throw EndOfFile("unexpected EOF reading a line");
         else {
             if (ch == '\n') return s;
             s += ch;
@@ -1010,6 +1010,13 @@ string concatStringsSep(const string & sep, const Strings & ss)
 }
 
 
+string chomp(const string & s)
+{
+    size_t i = s.find_last_not_of(" \n\r\t");
+    return i == string::npos ? "" : string(s, 0, i + 1);
+}
+
+
 string statusToString(int status)
 {
     if (!WIFEXITED(status) || WEXITSTATUS(status) != 0) {
diff --git a/src/libutil/util.hh b/src/libutil/util.hh
index 22992bbafee7..0616288cd541 100644
--- a/src/libutil/util.hh
+++ b/src/libutil/util.hh
@@ -294,6 +294,10 @@ Strings tokenizeString(const string & s, const string & separators = " \t\n\r");
 string concatStringsSep(const string & sep, const Strings & ss);
 
 
+/* Remove trailing whitespace from a string. */
+string chomp(const string & s);
+
+
 /* Convert the exit status of a child as returned by wait() into an
    error string. */
 string statusToString(int status);