diff options
| -rw-r--r-- | tools/h5repack/h5repack_main.c | 34 |
1 files changed, 20 insertions, 14 deletions
diff --git a/tools/h5repack/h5repack_main.c b/tools/h5repack/h5repack_main.c index 5e26242..3365b69 100644 --- a/tools/h5repack/h5repack_main.c +++ b/tools/h5repack/h5repack_main.c @@ -54,6 +54,12 @@ int main(int argc, char **argv) /* initialize options */ h5repack_init (&options,0); + if (argc<2) + { + usage(); + exit(1); + } + for ( i = 1; i < argc; i++) { if (strcmp(argv[i], "-h") == 0) { @@ -149,14 +155,19 @@ int main(int argc, char **argv) static void usage(void) { - printf("h5repack -i input -o output [-h] [-v] [-f 'filter'] [-l 'layout'][-m number][-e file] \n"); + printf("usage: h5repack -i input -o output [-h] [-v] [-f FILTER] [-l LAYOUT] [-n] [-m size] [-e file]\n"); + printf("\n"); + printf("-i input Input HDF5 File\n"); + printf("-o output Output HDF5 File\n"); + printf("[-h] Print this message\n"); + printf("[-v] Verbose mode\n"); + printf("[-n] Use a native HDF5 type when repacking. Default is the file type\n"); + printf("[-m size] Do not apply the filter to objects smaller than size\n"); + printf("[-e file] Name of file with the -f and -l options\n"); + printf("[-f FILTER] Filter type\n"); + printf("[-l LAYOUT] Layout type\n"); printf("\n"); - printf("-i input Input HDF5 File\n"); - printf("-o output Output HDF5 File\n"); - printf("[-h] Print usage message\n"); - printf("[-v] Verbose mode. Print more output (list of objects,\n"); - printf(" filters, warnings)\n"); - printf("[-f 'filter'] Filter type: 'filter' is a string with the format\n"); + printf("FILTER is a string with the format:\n"); printf("\n"); printf(" <list of objects> : <name of filter> = <filter parameters>\n"); printf("\n"); @@ -183,7 +194,8 @@ void usage(void) printf(" (scale_factor is an integer and scale_type is either 'IN'\n"); printf(" for integer type, or 'DS', for floating point type\n"); printf(" using the D-scaling method)\n"); - printf("[-l 'layout'] Layout type. 'layout' is a string with the format\n"); + printf("\n"); + printf("LAYOUT is a string with the format:\n"); printf("\n"); printf(" <list of objects> : <layout type>\n"); printf("\n"); @@ -198,12 +210,6 @@ void usage(void) printf(" it is the chunk size of each dimension:\n"); printf(" <dim_1 x dim_2 x ... dim_n>\n"); printf("\n"); - printf("-e file File with the -f and -l options (only filter and layout flags)\n"); - printf("-n Use a native type when repacking. Default is the file type\n"); - printf("-m size Do not apply the filter to objects which size in bytes\n"); - printf(" is smaller than number. If no size is specified a minimum of\n"); - printf(" 1024 bytes is assumed.\n"); - printf("\n"); printf("Examples of use:\n"); printf("\n"); printf("1) h5repack -i file1 -o file2 -f GZIP=1 -v\n"); |