Rename "yosys -U" to "yosys -P" to avoid confusion about "undefine"

Signed-off-by: Clifford Wolf <clifford@clifford.at>

diff --git a/kernel/driver.cc b/kernel/driver.cc
index ca8f6a7b5c060ddfd37cacdff02303fe5cb78615..a0bb7e60a13fa14f10225e207c399ad2178d0658 100644 (file)
--- a/kernel/driver.cc
+++ b/kernel/driver.cc
@@ -272,7 +272,7 @@ int main(int argc, char **argv)
                printf("    -D <macro>[=<value>]\n");
                printf("        set the specified Verilog define (via \"read -define\")\n");
                printf("\n");
-               printf("    -U <header_id>[:<filename>]\n");
+               printf("    -P <header_id>[:<filename>]\n");
                printf("        dump the design when printing the specified log header to a file.\n");
                printf("        yosys_dump_<header_id>.il is used as filename if none is specified.\n");
                printf("        Use 'ALL' as <header_id> to dump at every header.\n");
@@ -311,7 +311,7 @@ int main(int argc, char **argv)
        }
 
        int opt;
-       while ((opt = getopt(argc, argv, "MXAQTVSm:f:Hh:b:o:p:l:L:qv:tds:c:W:w:e:D:U:E:")) != -1)
+       while ((opt = getopt(argc, argv, "MXAQTVSm:f:Hh:b:o:p:l:L:qv:tds:c:W:w:e:D:P:E:")) != -1)
        {
                switch (opt)
                {
@@ -414,7 +414,7 @@ int main(int argc, char **argv)
                case 'D':
                        vlog_defines.push_back(optarg);
                        break;
-               case 'U':
+               case 'P':
                        {
                                auto args = split_tokens(optarg, ":");
                                if (!args.empty() && args[0] == "ALL") {