[groff] 12/35: [groff]: Trivially refactor.

[G. Branden Robinson]

gbranden pushed a commit to branch master
in repository groff.

commit dc500a00049bc4df918243d58dc1b0bd90c68259
Author: G. Branden Robinson <g.branden.robinson@gmail.com>
AuthorDate: Sun Jun 19 05:24:53 2022 -0500

    [groff]: Trivially refactor.
    
    * src/roff/groff/groff.cpp (main): Rename temporary variable to avoid
      shadowing one in enclosing scope, which can lead to cut-and-paste
      errors (ask me how I know).
---
 ChangeLog                |  6 ++++++
 src/roff/groff/groff.cpp | 10 +++++-----
 2 files changed, 11 insertions(+), 5 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index e4b25685..79efbb4c 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2022-06-19  G. Branden Robinson <g.branden.robinson@gmail.com>
+
+       * src/roff/groff/groff.cpp (main): Rename temporary variable to
+       avoid shadowing one in enclosing scope, which can lead to
+       cut-and-paste errors (ask me how I know).
+
 2022-06-19  G. Branden Robinson <g.branden.robinson@gmail.com>
 
        * src/roff/groff/groff.cpp: Slightly refactor to indirect
diff --git a/src/roff/groff/groff.cpp b/src/roff/groff/groff.cpp
index 3ff886e5..32525f43 100644
--- a/src/roff/groff/groff.cpp
+++ b/src/roff/groff/groff.cpp
@@ -477,12 +477,12 @@ int main(int argc, char **argv)
     // we save the original path in GROFF_PATH__ and put it into the
     // environment -- troff will pick it up later.
     char *path = getenv("PATH");
-    string e = "GROFF_PATH__";
-    e += '=';
+    string g = "GROFF_PATH__";
+    g += '=';
     if (path && *path)
-      e += path;
-    e += '\0';
-    xputenv(strsave(e.contents()));
+      g += path;
+    g += '\0';
+    xputenv(strsave(g.contents()));
     char *binpath = getenv("GROFF_BIN_PATH");
     string f = "PATH";
     f += '=';