[groff] 81/105: [libgroff]: Boolify `interpret_lf_args`.

[G. Branden Robinson]

gbranden pushed a commit to branch branden-2023-05-22
in repository groff.

commit 96c934ba306b6332fc878cd371300f920672a15f
Author: G. Branden Robinson <g.branden.robinson@gmail.com>
AuthorDate: Sat Apr 29 12:35:21 2023 -0500

    [libgroff]: Boolify `interpret_lf_args`.
    
    * src/include/lf.h (interpret_lf_args):
    * src/libs/libgroff/lf.cpp (interpret_lf_args): Boolify.
    
    Also update editor aid comments; drop old style Emacs file-local
    variable setting.
---
 ChangeLog                |  5 +++++
 src/include/lf.h         |  9 +++++++--
 src/libs/libgroff/lf.cpp | 19 ++++++++++++-------
 3 files changed, 24 insertions(+), 9 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 94776fea9..e3a4dbf3c 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2023-04-29  G. Branden Robinson <g.branden.robinson@gmail.com>
+
+       * src/include/lf.h (interpret_lf_args):
+       * src/libs/libgroff/lf.cpp (interpret_lf_args): Boolify.
+
 2023-04-28  G. Branden Robinson <g.branden.robinson@gmail.com>
 
        [tbl]: Fix Savannah #64122.
diff --git a/src/include/lf.h b/src/include/lf.h
index dc85a8479..f275d341c 100644
--- a/src/include/lf.h
+++ b/src/include/lf.h
@@ -1,4 +1,3 @@
-// -*- C++ -*-
 /* Copyright (C) 2014-2020 Free Software Foundation, Inc.
      Written by Werner Lemberg (wl@gnu.org)
 
@@ -17,5 +16,11 @@ for more details.
 You should have received a copy of the GNU General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>. */
 
-int interpret_lf_args(const char *p);
+bool interpret_lf_args(const char *p);
 void normalize_for_lf (string &fn);
+
+// Local Variables:
+// fill-column: 72
+// mode: C++
+// End:
+// vim: set cindent noexpandtab shiftwidth=2 textwidth=72:
diff --git a/src/libs/libgroff/lf.cpp b/src/libs/libgroff/lf.cpp
index 9c255fbc0..239ca8901 100644
--- a/src/libs/libgroff/lf.cpp
+++ b/src/libs/libgroff/lf.cpp
@@ -1,4 +1,3 @@
-// -*- C++ -*-
 /* Copyright (C) 1989-2020 Free Software Foundation, Inc.
      Written by James Clark (jjc@jclark.com)
 
@@ -27,24 +26,24 @@ along with this program.  If not, see 
<http://www.gnu.org/licenses/>. */
 extern void change_filename(const char *);
 extern void change_lineno(int);
 
-int interpret_lf_args(const char *p)
+bool interpret_lf_args(const char *p)
 {
   while (*p == ' ')
     p++;
   if (!csdigit(*p))
-    return 0;
+    return false;
   int ln = 0;
   do {
     ln *= 10;
     ln += *p++ - '0';
   } while (csdigit(*p));
   if (*p != ' ' && *p != '\n' && *p != '\0')
-    return 0;
+    return false;
   while (*p == ' ')
     p++;
   if (*p == '\0' || *p == '\n')  {
     change_lineno(ln);
-    return 1;
+    return true;
   }
   const char *q;
   for (q = p;
@@ -55,11 +54,11 @@ int interpret_lf_args(const char *p)
   while (*q == ' ')
     q++;
   if (*q != '\n' && *q != '\0')
-    return 0;
+    return false;
   tem += '\0';
   change_filename(tem.contents());
   change_lineno(ln);
-  return 1;
+  return true;
 }
 
 #if defined(__MSDOS__) || (defined(_WIN32) && !defined(__CYGWIN__))
@@ -76,3 +75,9 @@ void normalize_for_lf (string &)
 {
 }
 #endif
+
+// Local Variables:
+// fill-column: 72
+// mode: C++
+// End:
+// vim: set cindent noexpandtab shiftwidth=2 textwidth=72: