janitor - fix some warn_unused_result warnings

diff --git a/lib/common/psusershape.c b/lib/common/psusershape.c
index b85303ccf54a5143ac364dbffc1b2ef576f14fbd..aa35a807fd857e502bb836f77d0738d37a126892 100644 (file)
--- 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 a0de5920043c5d063657efc041b2eefdcb69a000..b0e6a9f7b93f33b02170a28cb2c31ce383bda161 100644 (file)
--- 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 2f7518edeb7349a706f898c614cb47101e26f29e..b60cd9e58ed3cb908427d2f0c37fe2f23609bcfb 100644 (file)
--- 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 ca701cf3a61d4c973da234c2509ed23fef3f16f8..47e3d27d91b007776743b2a84775d30d580169d3 100644 (file)
--- 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;