schiff

commit 6d11366704f8f5caad147a94dbbbc7bd315ccffb
parent 97d635df25c51a9fc7a754bc3dcc5211d8f95d79
Author: Vincent Forest <vincent.forest@meso-star.com>
Date:   Mon,  9 Nov 2015 12:07:02 +0100

Improve command line interface

Output a message to notify when no optical propertie is submitted and
that the user must enter them.

Diffstat:
M
src/schiff_args.c
 | 
18
+++++++++++-------

1 file changed, 11 insertions(+), 7 deletions(-)
diff --git a/src/schiff_args.c b/src/schiff_args.c
@@ -59,13 +59,15 @@ print_help(const char* binary)
 "respectively,  of the relative refractive  index,  and \"Ne\" the refractive index\n"
 "of the medium.  With no FILE, read optical properties from standard input.\n\n");
   printf(
-"The estimated  results are written to  OUTPUT or stdout whether  the \"-o\" option\n"
-"is defined or not,  respectively.  The line format of the outputed results is \"W\n"
-"E E' A  A' S S' P P'\"  with \"W\" the wavelength in  vacuum (expressed in micron),\n"
-"\"E\",  \"A\" and \"S\"  the estimation of the  extinction,  absorption and scattering\n"
-"cross section,  respectively, and \"P\" the estimated average projected area.  The\n"
-"\"E'\", \"A'\", \"S'\"  and \"P'\" values are  the standard error  of the aforementioned\n"
-"estimations.\n\n");
+"The estimated  results are written to  OUTPUT or to standard  output whether the\n"
+"\"-o\" option is  defined or not,  respectively.  ");
+printf(
+"The line format  of the outputed\n"
+"results is \"W E E' A A' S S'  P P'\" with \"W\" the wavelength in vacuum (expressed\n"
+"in micron),  \"E\",  \"A\" and \"S\" the estimation of the extinction,  absorption and\n"
+"scattering cross section,  respectively, and \"P\" the estimated average projected\n"
+"area.  The  \"E'\",  \"A'\",  \"S'\" and  \"P'\" values  are the  standard error  of the\n"
+"aforementioned estimations.\n\n");
   printf(
 "  -c R:S:A[:N]  the micro  organisms  are  cylindrical  meshes  discretized in N\n"
 "                slices.  By default N is %u.  The  radius `r' and the height `h'\n"
@@ -346,6 +348,8 @@ schiff_args_init
   }
 
   if(optind == argc) {
+    fprintf(stderr,
+"Enter the optical properties. Type ^D (i.e. CTRL+d) to stop the sequence:\n");
     res = schiff_optical_properties_load_stream(&args->properties, stdin, "stdin");
   } else {
     res = schiff_optical_properties_load(&args->properties, argv[optind]);