gvc: remove unnecessary parens around use of 'errorfn'

diff --git a/lib/gvc/gvdevice.c b/lib/gvc/gvdevice.c
index b2755852751cd5e000ffe213c5c5ebbc49b1839d..e58814b91b4b32741e673c2059392d94563f7dac 100644 (file)
--- a/lib/gvc/gvdevice.c
+++ b/lib/gvc/gvdevice.c
@@ -68,7 +68,7 @@ static size_t gvwrite_no_z(GVJ_t * job, const void *s, size_t len) {
            job->output_data_allocated = (job->output_data_position + len + 1 + PAGE_ALIGN) & ~PAGE_ALIGN;
            job->output_data = realloc(job->output_data, job->output_data_allocated);
            if (!job->output_data) {
-                (job->common->errorfn) ("memory allocation failure\n");
+                job->common->errorfn("memory allocation failure\n");
                graphviz_exit(1);
            }
        }
@@ -142,7 +142,7 @@ int gvdevice_initialize(GVJ_t * job)
         if (job->output_filename) {
             job->output_file = fopen(job->output_filename, "w");
             if (job->output_file == NULL) {
-               (job->common->errorfn) ("Could not open \"%s\" for writing : %s\n", 
+               job->common->errorfn("Could not open \"%s\" for writing : %s\n",
                    job->output_filename, strerror(errno));
                 /* perror(job->output_filename); */
                 return(1);
@@ -177,12 +177,12 @@ int gvdevice_initialize(GVJ_t * job)
        crc = crc32(0L, Z_NULL, 0);
 
        if (deflateInit2(z, Z_DEFAULT_COMPRESSION, Z_DEFLATED, -MAX_WBITS, MAX_MEM_LEVEL, Z_DEFAULT_STRATEGY) != Z_OK) {
-           (job->common->errorfn) ("Error initializing for deflation\n");
+           job->common->errorfn("Error initializing for deflation\n");
            return(1);
        }
        gvwrite_no_z(job, z_file_header, sizeof(z_file_header));
 #else
-       (job->common->errorfn) ("No libz support.\n");
+       job->common->errorfn("No libz support.\n");
        return(1);
 #endif
     }
@@ -211,7 +211,7 @@ size_t gvwrite (GVJ_t * job, const char *s, size_t len)
            dfallocated = (dflen + 1 + PAGE_ALIGN) & ~PAGE_ALIGN;
            df = realloc(df, dfallocated);
            if (! df) {
-                (job->common->errorfn) ("memory allocation failure\n");
+                job->common->errorfn("memory allocation failure\n");
                graphviz_exit(1);
            }
        }
@@ -225,14 +225,14 @@ size_t gvwrite (GVJ_t * job, const char *s, size_t len)
            z->avail_out = dfallocated;
            int r = deflate(z, Z_NO_FLUSH);
            if (r != Z_OK) {
-                (job->common->errorfn) ("deflation problem %d\n", r);
+                job->common->errorfn("deflation problem %d\n", r);
                graphviz_exit(1);
            }
 
            if ((olen = z->next_out - df)) {
                ret = gvwrite_no_z(job, df, olen);
                if (ret != olen) {
-                    (job->common->errorfn) ("gvwrite_no_z problem %d\n", ret);
+                    job->common->errorfn("gvwrite_no_z problem %d\n", ret);
                    graphviz_exit(1);
                }
            }
@@ -240,14 +240,14 @@ size_t gvwrite (GVJ_t * job, const char *s, size_t len)
 
 #else
         (void)olen;
-       (job->common->errorfn) ("No libz support.\n");
+       job->common->errorfn("No libz support.\n");
        graphviz_exit(1);
 #endif
     }
     else { /* uncompressed write */
        ret = gvwrite_no_z (job, s, len);
        if (ret != len) {
-           (job->common->errorfn) ("gvwrite_no_z problem %d\n", len);
+           job->common->errorfn("gvwrite_no_z problem %d\n", len);
            graphviz_exit(1);
        }
     }
@@ -356,14 +356,14 @@ void gvdevice_finalize(GVJ_t * job)
            z->avail_out = dfallocated;
        }
        if (ret != Z_STREAM_END) {
-            (job->common->errorfn) ("deflation finish problem %d cnt=%d\n", ret, cnt);
+            job->common->errorfn("deflation finish problem %d cnt=%d\n", ret, cnt);
            graphviz_exit(1);
        }
        gvwrite_no_z(job, df, z->next_out - df);
 
        ret = deflateEnd(z);
        if (ret != Z_OK) {
-           (job->common->errorfn) ("deflation end problem %d\n", ret);
+           job->common->errorfn("deflation end problem %d\n", ret);
            graphviz_exit(1);
        }
        out[0] = (unsigned char)crc;
@@ -376,7 +376,7 @@ void gvdevice_finalize(GVJ_t * job)
        out[7] = (unsigned char)(z->total_in >> 24);
        gvwrite_no_z(job, out, sizeof(out));
 #else
-       (job->common->errorfn) ("No libz support\n");
+       job->common->errorfn("No libz support\n");
        graphviz_exit(1);
 #endif
     }