From: ellson <devnull@localhost>
Date: Tue, 8 Nov 2005 17:43:53 +0000 (+0000)
Subject: janitor - fix some warn_unused_result warnings
X-Git-Tag: LAST_LIBGRAPH~32^2~6978
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=3833eadb572846831cb9472493d97ae946dee4c5;p=graphviz

janitor - fix some warn_unused_result warnings
---

diff --git a/lib/common/psusershape.c b/lib/common/psusershape.c
index b85303ccf..aa35a807f 100644
--- a/lib/common/psusershape.c
+++ b/lib/common/psusershape.c
@@ -50,6 +50,7 @@ static ps_image_t *user_init(char *str)
     int saw_bb, must_inline;
     int lx, ly, ux, uy;
     ps_image_t *val;
+    size_t cnt;
 
     if (!EPSF_contents)
 	EPSF_contents = dtopen(&ImageDictDisc, Dtoset);
@@ -85,7 +86,7 @@ static ps_image_t *user_init(char *str)
 	fstat(fileno(fp), &statbuf);
 	contents = val->contents = N_GNEW(statbuf.st_size + 1, char);
 	fseek(fp, 0, SEEK_SET);
-	fread(contents, statbuf.st_size, 1, fp);
+	cnt = fread(contents, statbuf.st_size, 1, fp);
 	contents[statbuf.st_size] = '\0';
 	fclose(fp);
 	dtinsert(EPSF_contents, val);
diff --git a/lib/common/svggen.c b/lib/common/svggen.c
index a0de59200..b0e6a9f7b 100644
--- a/lib/common/svggen.c
+++ b/lib/common/svggen.c
@@ -142,6 +142,7 @@ static gzFile Zfile;
 static void svg_fputs(char *s)
 {
     int len;
+    size_t cnt;
 
     len = strlen(s);
     switch (Output_lang) {
@@ -154,7 +155,7 @@ static void svg_fputs(char *s)
 	exit(1);
 #endif
     case SVG:
-	fwrite(s, sizeof(char), (unsigned) len, Output_file);
+	cnt = fwrite(s, sizeof(char), (unsigned) len, Output_file);
 	break;
     }
 }
diff --git a/lib/graph/lexer.c b/lib/graph/lexer.c
index 2f7518ede..b60cd9e58 100644
--- a/lib/graph/lexer.c
+++ b/lib/graph/lexer.c
@@ -446,6 +446,7 @@ char *aglasterr()
     long endpos;
     long len;
     char *buf;
+    size_t cnt;
 
     if (!agerrout)
 	return 0;
@@ -454,7 +455,7 @@ char *aglasterr()
     len = endpos - aglast;
     buf = malloc(len + 1);
     fseek(agerrout, aglast, SEEK_SET);
-    fread(buf, sizeof(char), len, agerrout);
+    cnt = fread(buf, sizeof(char), len, agerrout);
     buf[len] = '\0';
     fseek(agerrout, endpos, SEEK_SET);
 
diff --git a/lib/sfio/sfmove.c b/lib/sfio/sfmove.c
index ca701cf3a..47e3d27d9 100644
--- a/lib/sfio/sfmove.c
+++ b/lib/sfio/sfmove.c
@@ -41,7 +41,7 @@ reg int rc;			/* record separator */
     reg int direct;
     Sfoff_t n_move;
     uchar *rbuf = NIL(uchar *);
-    ssize_t rsize = 0;
+    ssize_t cnt, rsize = 0;
 
     SFMTXSTART(fr, (Sfoff_t) 0);
     if (fw)
@@ -186,7 +186,7 @@ reg int rc;			/* record separator */
 	    r = cp - next;
 	    if (fr->mode & SF_PKRD) {	/* advance the read point by proper amount */
 		fr->mode &= ~SF_PKRD;
-		(void) read(fr->file, (Void_t *) next, r);
+		cnt = read(fr->file, (Void_t *) next, r);
 		fr->here += r;
 		if (!direct)
 		    fr->endb = cp;