[groff] 24/35: src/roff/troff/env.cpp (font_change): Boolify.

[G. Branden Robinson]

gbranden pushed a commit to branch master
in repository groff.

commit 0febdbc6f2ceb4e165867099d05ce1cf05ff27fd
Author: G. Branden Robinson <g.branden.robinson@gmail.com>
AuthorDate: Mon Jun 20 17:27:30 2022 -0500

    src/roff/troff/env.cpp (font_change): Boolify.
---
 ChangeLog              | 4 ++++
 src/roff/troff/env.cpp | 6 +++---
 2 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 2194267f..b11b7c0e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2022-06-20  G. Branden Robinson <g.branden.robinson@gmail.com>
+
+       * src/roff/troff/env.cpp (font_change): Boolify.
+
 2022-06-20  G. Branden Robinson <g.branden.robinson@gmail.com>
 
        * src/devices/gropdf/gropdf.pl (LoadFont): Revise error message
diff --git a/src/roff/troff/env.cpp b/src/roff/troff/env.cpp
index c564ebc8..5a6f85d1 100644
--- a/src/roff/troff/env.cpp
+++ b/src/roff/troff/env.cpp
@@ -1190,15 +1190,15 @@ static symbol P_symbol("P");
 void font_change()
 {
   symbol s = get_name();
-  int is_number = 1;
+  bool is_number = true;
   if (s.is_null() || s == P_symbol) {
     s = P_symbol;
-    is_number = 0;
+    is_number = false;
   }
   else {
     for (const char *p = s.contents(); p != 0 && *p != 0; p++)
       if (!csdigit(*p)) {
-       is_number = 0;
+       is_number = false;
        break;
       }
   }