gbranden pushed a commit to branch master
in repository groff.
commit 9620b0b1244f52592805f0bc3d1701732f1f384b
Author: G. Branden Robinson <[email protected]>
AuthorDate: Sat Feb 8 15:11:51 2025 -0600
src/roff/troff/input.cpp: Fix code style nit.
Explicitly compare variable of pointer type to null pointer literal
instead of letting it pun down to a Boolean.
---
ChangeLog | 6 ++++++
src/roff/troff/input.cpp | 2 +-
2 files changed, 7 insertions(+), 1 deletion(-)
diff --git a/ChangeLog b/ChangeLog
index fb3707812..8690bfbeb 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2025-02-08 G. Branden Robinson <[email protected]>
+
+ * src/roff/troff/input.cpp (interpolate_environment_variable):
+ Explicitly compare variable of pointer type to null pointer
+ literal instead of letting it pun down to a Boolean.
+
2025-02-08 G. Branden Robinson <[email protected]>
* src/roff/groff/tests/initialization-is-quiet.sh: Add new "es"
diff --git a/src/roff/troff/input.cpp b/src/roff/troff/input.cpp
index 84c6de1e8..1a66d242d 100644
--- a/src/roff/troff/input.cpp
+++ b/src/roff/troff/input.cpp
@@ -5463,7 +5463,7 @@ void unformat_macro()
static void interpolate_environment_variable(symbol nm)
{
const char *s = getenv(nm.contents());
- if (s && *s)
+ if ((s != 0 /* nullptr */) && (*s != 0 /* nullptr */))
input_stack::push(make_temp_iterator(s));
}
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