1# This one is a bit trickier than error.awk, because sys/signal.h is not as 2# easy to parse. We currently assume that all (userland) signals are listed 3# before the first reference to "_KERNEL", and anything else that looks like a 4# signal definition (but isn't) is after that first reference. 5 6BEGIN { 7 printf("/* This file is automatically generated by signal.awk */\n\n"); 8 printf("#include \"inc.h\"\n\n"); 9 printf("static const char *const signals[] = {\n"); 10} 11/^#define/ { 12 name = $2; 13 if (!match(name, "SIG[^_]")) 14 next; 15 number = $3; 16 if (number < 0 || number == "SIGABRT") 17 next; 18 printf("\t[%s] = \"%s\",\n", name, name); 19} 20/_KERNEL/ { 21 exit; 22} 23END { 24 printf("};\n\n"); 25 printf("const char *\nget_signal_name(int sig)\n{\n\n"); 26 printf("\tif (sig >= 0 && sig < sizeof(signals) / sizeof(signals[0]) &&\n"); 27 printf("\t signals[sig] != NULL)\n"); 28 printf("\t\treturn signals[sig];\n"); 29 printf("\telse\n"); 30 printf("\t\treturn NULL;\n"); 31 printf("}\n"); 32} 33