diff options
Diffstat (limited to 'contrib/groff/src/libs/libgroff/string.cc')
| -rw-r--r-- | contrib/groff/src/libs/libgroff/string.cc | 38 |
1 files changed, 34 insertions, 4 deletions
diff --git a/contrib/groff/src/libs/libgroff/string.cc b/contrib/groff/src/libs/libgroff/string.cc index 4bcd4cc..2ef547e 100644 --- a/contrib/groff/src/libs/libgroff/string.cc +++ b/contrib/groff/src/libs/libgroff/string.cc @@ -1,5 +1,6 @@ // -*- C++ -*- -/* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc. +/* Copyright (C) 1989, 1990, 1991, 1992, 2001, 2002 + Free Software Foundation, Inc. Written by James Clark (jjc@jclark.com) This file is part of groff. @@ -18,10 +19,10 @@ You should have received a copy of the GNU General Public License along with groff; see the file COPYING. If not, write to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ -#include <stdio.h> -#include "stringclass.h" #include "lib.h" +#include "stringclass.h" + static char *salloc(int len, int *sizep); static void sfree(char *ptr, int size); static char *sfree_alloc(char *ptr, int size, int len, int *sizep); @@ -290,10 +291,39 @@ char *string::extract() const for (i = 0; i < n; i++) if (p[i] != '\0') *r++ = p[i]; - q[n] = '\0'; + *r = '\0'; return q; } +void string::remove_spaces() +{ + int l = len - 1; + while (l >= 0 && ptr[l] == ' ') + l--; + char *p = ptr; + if (l > 0) + while (*p == ' ') { + p++; + l--; + } + if (len - 1 != l) { + if (l >= 0) { + len = l + 1; + char *tmp = new char[len]; + memcpy(tmp, p, len); + a_delete ptr; + ptr = tmp; + } + else { + len = 0; + if (ptr) { + a_delete ptr; + ptr = 0; + } + } + } +} + void put_string(const string &s, FILE *fp) { int len = s.length(); |
