From: Matthew Fernandez <matthew.fernandez@gmail.com>
Date: Wed, 23 Feb 2022 07:57:09 +0000 (-0800)
Subject: cgraph: [nfc] remove unused return value from 'agxbmore'
X-Git-Tag: 3.0.0~4^2
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=1cf34517685c5b4e9f433d802b2ffed993a4489e;p=graphviz

cgraph: [nfc] remove unused return value from 'agxbmore'
---

diff --git a/lib/cgraph/agxbuf.c b/lib/cgraph/agxbuf.c
index 7f2c07e0c..627e02b3f 100644
--- a/lib/cgraph/agxbuf.c
+++ b/lib/cgraph/agxbuf.c
@@ -39,7 +39,7 @@ void agxbinit(agxbuf * xb, unsigned int hint, unsigned char *init)
 /* agxbmore;
  * Expand buffer to hold at least ssz more bytes.
  */
-int agxbmore(agxbuf * xb, size_t ssz)
+void agxbmore(agxbuf * xb, size_t ssz)
 {
     size_t cnt = 0;         /* current no. of characters in buffer */
     size_t size = 0;        /* current buffer size */
@@ -61,7 +61,6 @@ int agxbmore(agxbuf * xb, size_t ssz)
     xb->buf = nbuf;
     xb->ptr = xb->buf + cnt;
     xb->eptr = xb->buf + nsize;
-    return 0;
 }
 
 int agxbprint(agxbuf * xb, const char *fmt, ...) {
@@ -90,7 +89,7 @@ int agxbprint(agxbuf * xb, const char *fmt, ...) {
     size_t unused_space = (size_t)(xb->eptr - xb->ptr);
     if (unused_space < size) {
       size_t extra = size - unused_space;
-      (void)agxbmore(xb, extra);
+      agxbmore(xb, extra);
     }
   }
 
diff --git a/lib/cgraph/agxbuf.h b/lib/cgraph/agxbuf.h
index 1d098a7c4..2e11ba2fe 100644
--- a/lib/cgraph/agxbuf.h
+++ b/lib/cgraph/agxbuf.h
@@ -85,7 +85,7 @@ extern "C" {
 /* agxbmore:
  * Expand buffer to hold at least ssz more bytes.
  */
-    AGXBUF_API int agxbmore(agxbuf * xb, size_t ssz);
+    AGXBUF_API void agxbmore(agxbuf * xb, size_t ssz);
 
 /* agxbputc:
  * Add character to buffer.
@@ -93,9 +93,7 @@ extern "C" {
  */
 static inline int agxbputc(agxbuf * xb, char c) {
   if (xb->ptr >= xb->eptr) {
-    if (agxbmore(xb, 1) != 0) {
-      return -1;
-    }
+    agxbmore(xb, 1);
   }
   *xb->ptr++ = (unsigned char)c;
   return 0;