Gmt module: Fix bad assignment to uninitialised pointer in previous commit.

modules/gmt/modgmt_colornames.h

@@ -17,32 +17,32 @@ ColorHash::colornamehash ( const char *str,  unsigned int len)
 {
   static const unsigned short asso_values[] =
     {
-      4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084,
-      4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084,
-      4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084,
-      4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084,
-      4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084,  800,   25,
-        20,    5,    0,  845,  785,  780,  640,  620, 4084, 4084,
-      4084, 4084, 4084, 4084, 4084,   80,    0,  686,    5,    0,
-       260,    0,   85,  770,   20,  950,  210,   95,  160,  195,
-       995,  335,    0,    0,  135,  425,   55,  863, 4084,   60,
-      4084, 4084, 4084, 4084, 4084, 4084, 4084,   80,    0,  686,
-         5,    0,  260,    0,   85,  770,   20,  950,  210,   95,
-       160,  195,  995,  335,    0,    0,  135,  425,   55,  863,
-      4084,   60, 4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084,
-      4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084,
-      4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084,
-      4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084,
-      4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084,
-      4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084,
-      4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084,
-      4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084,
-      4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084,
-      4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084,
-      4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084,
-      4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084,
-      4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084, 4084,
-      4084, 4084, 4084, 4084, 4084, 4084
+      2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728,
+      2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728,
+      2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728,
+      2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728,
+      2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728,  666,   27,
+        26,   23,   22,  789,  588,  587,  501,  436, 2728, 2728,
+      2728, 2728, 2728, 2728, 2728,   61,   96,  222,   98,   22,
+       117,   22,  561,  559,   22,  708,  179,  301,   42,  101,
+       242,   46,   23,   22,  116,  171,  821,  809, 2728,  169,
+      2728, 2728, 2728, 2728, 2728, 2728, 2728,   61,   96,  222,
+        98,   22,  117,   22,  561,  559,   22,  708,  179,  301,
+        42,  101,  242,   46,   23,   22,  116,  171,  821,  809,
+      2728,  169, 2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728,
+      2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728,
+      2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728,
+      2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728,
+      2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728,
+      2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728,
+      2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728,
+      2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728,
+      2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728,
+      2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728,
+      2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728,
+      2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728,
+      2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728, 2728,
+      2728, 2728, 2728, 2728, 2728, 2728
     };
   int hval = len;
 

modules/gmt/modgmt_gsfuncs.cpp

@@ -82,6 +82,7 @@ static int GhostRun(const std::string& opts, struct gs_runtime* r, std::string*
 {
  struct gsworkthreadpars wp;
  int* pret;
+ int ret=0;
 
  wp.r=r;
  wp.input_callback=input;
@@ -96,7 +97,7 @@ static int GhostRun(const std::string& opts, struct gs_runtime* r, std::string*
   ssize_t br;
   char buffer[4096];
 
-  pipe(pipefd);
+  if(0!=pipe(pipefd)) {ret=-1; goto end;}
   wp.fd=pipefd[1];
 
   out->erase();
@@ -112,6 +113,8 @@ static int GhostRun(const std::string& opts, struct gs_runtime* r, std::string*
  }
  else pret=reinterpret_cast<int*>(gsworkthread(&wp));
 
+ end:
+ if(0!=ret) return ret;
  return *pret;
 }
 

modules/gmt/modgmt_internals.cpp

@@ -44,8 +44,9 @@ int callgmtmodule(void *api, const char *module, struct GMT_OPTION *opts, std::s
  pthread_t wthr;
  struct gmtworkthreadpars p;
  int *pret;
+ int ret=0;
 
- pipe(pipefd);
+ if(0!=pipe(pipefd)) {ret=-1; goto end;}
  p.api=api;
  p.module=module;
  p.opts=opts;
@@ -59,6 +60,8 @@ int callgmtmodule(void *api, const char *module, struct GMT_OPTION *opts, std::s
  res->shrink_to_fit();
  pthread_join(wthr,reinterpret_cast<void**>(&pret));
 
+ end:
+ if(0!=ret) return ret;
  return *pret;
 }
 // Overloaded variant with opts as std::string

modules/gmt/modgmt_map.cpp

@@ -298,9 +298,16 @@ const ObjectBase* GMT_Convert2PNG(const ObjectList* input)
   if(taa.Exist()) aats=taa;
   if(gaa.Exist()) aags=gaa;
   tolower(aags); tolower(aats);
-  if("none" ==aags || "no"==aags || "n"==aags) aag=1; if("none" ==aats || "no"==aats || "n"==aats) aat=1;
-  if("small"==aags || "s" ==aags             ) aag=2; if("small"==aats || "s" ==aats             ) aat=2;
-  if("full" ==aags || "f" ==aags             ) aag=4; if("full" ==aats || "f" ==aats             ) aat=4;
+
+  if("none" ==aags || "no"==aags || "n"==aags) aag=1;
+  if("none" ==aats || "no"==aats || "n"==aats) aat=1;
+
+  if("small"==aags || "s" ==aags             ) aag=2;
+  if("small"==aats || "s" ==aats             ) aat=2;
+
+  if("full" ==aags || "f" ==aags             ) aag=4;
+  if("full" ==aats || "f" ==aats             ) aat=4;
+
   if(0==aat) {err="Incorrect value for text antialiasing: "+aats; goto fail;}
   if(0==aag) {err="Incorrect value for graphics antialiasing: "+aags; goto fail;}
  }
@@ -408,9 +415,16 @@ const ObjectBase* GMT_Convert2JPG(const ObjectList* input)
   if(taa.Exist()) aats=taa;
   if(gaa.Exist()) aags=gaa;
   tolower(aags); tolower(aats);
-  if("none" ==aags || "no"==aags || "n"==aags) aag=1; if("none" ==aats || "no"==aats || "n"==aats) aat=1;
-  if("small"==aags || "s" ==aags             ) aag=2; if("small"==aats || "s" ==aats             ) aat=2;
-  if("full" ==aags || "f" ==aags             ) aag=4; if("full" ==aats || "f" ==aats             ) aat=4;
+
+  if("none" ==aags || "no"==aags || "n"==aags) aag=1;
+  if("none" ==aats || "no"==aats || "n"==aats) aat=1;
+
+  if("small"==aags || "s" ==aags             ) aag=2;
+  if("small"==aats || "s" ==aats             ) aat=2;
+
+  if("full" ==aags || "f" ==aags             ) aag=4; 
+  if("full" ==aats || "f" ==aats             ) aat=4;
+
   if(0==aat) {err="Incorrect value for text antialiasing: "+aats; goto fail;}
   if(0==aag) {err="Incorrect value for graphics antialiasing: "+aags; goto fail;}
  }