Changeset 42082 for trunk/Ohana/src/opihi/cmd.data/read_vectors.c

Timestamp:

Feb 28, 2022, 12:17:32 PM (4 years ago)

Author:

eugene

Message:

add imresample, imcollapse functions; more usage documentation; option to catch failures in command when loading from shell command into queue; better handling of errors reading FITS table

File:

• trunk/Ohana/src/opihi/cmd.data/read_vectors.c (modified) (5 diffs)

trunk/Ohana/src/opihi/cmd.data/read_vectors.c

@@ -629 +629 @@
   }
   if (listFields) {
-    read_table_fields (&header, IsCompressed, VERBOSE);
+    int tstatus = read_table_fields (&header, IsCompressed, VERBOSE);
     if (CCDKeyword != NULL) free (CCDKeyword); 
     gfits_free_header (&header); 
-    return TRUE;
+    if (!tstatus) { gprint (GP_ERR, "error reading table fields\n"); }
+    return tstatus;
   }
   if (IsCompressed) {
@@ -855 +856 @@
   char field[32], varname[32], type[80], comment[80], format[80], unit[80], null[80], nval[80];
 
-  gfits_scan (header, "TFIELDS", "%d", 1, &Nfields);
-
+  if (!gfits_scan (header, "TFIELDS", "%d", 1, &Nfields)) {
+    if (VERBOSE) gprint (GP_ERR, "cannot read TFIELDS from header\n"); 
+    set_int_variable ("table:Nx", header->Naxis[0]);
+    set_int_variable ("table:Ny", header->Naxis[1]);
+    set_int_variable ("table:Nfields", 0);
+    set_int_variable ("tfields:n", 0);
+    return TRUE;
+  }
+   
   set_int_variable ("table:Nx", header->Naxis[0]);
   set_int_variable ("table:Ny", header->Naxis[1]);
@@ -872 +880 @@
 
     snprintf (field, 32, "TTYPE%d", i);
-    gfits_scan (header, field, "%s", 1, type);
+    if (!gfits_scan (header, field, "%s", 1, type)) {
+      if (VERBOSE) gprint (GP_ERR, "cannot read %s from header\n", field); 
+    }
     
     snprintf (varname, 32, "tfields:%d", i - 1);
     set_str_variable (varname, type);
 
-    gfits_scan_alt (header, field, "%C", 1, comment);
+    gfits_scan_alt (header, field, "%C", 1, comment); 
 
     if (!isCompressed) {
@@ -884 +894 @@
       snprintf (field, 32, "ZFORM%d", i);
     }
-    gfits_scan (header, field, "%s", 1, format);
+    if (!gfits_scan (header, field, "%s", 1, format)) {
+      if (VERBOSE) gprint (GP_ERR, "cannot read %s from header\n", field); 
+    }
 
     snprintf (field, 32, "TUNIT%d", i);
@@ -895 +907 @@
     if (VERBOSE) gprint (GP_LOG, "%-18s %-15s %-18s %-6s %-8s %-8s %-32s\n", type, varname, unit, format, null, nval, comment); 
   }
-
-
   return TRUE;
 }