diff options
| -rw-r--r-- | scripts/config2help.c | 64 |
1 files changed, 60 insertions, 4 deletions
diff --git a/scripts/config2help.c b/scripts/config2help.c index 337db9aa..cf65641c 100644 --- a/scripts/config2help.c +++ b/scripts/config2help.c @@ -72,8 +72,7 @@ void parse(char *filename) int main(int argc, char *argv[]) { FILE *fp; - struct symbol *try; - char *s, *file; + char *file; if (argc != 3) { fprintf(stderr, "usage: config2help Config.in .config\n"); @@ -91,7 +90,9 @@ int main(int argc, char *argv[]) if (getline(&line, &len, fp) < 1) break; if (!strncmp("CONFIG_", line, 7)) { - s = line+7; + struct symbol *try; + char *s = line+7; + for (try=sym; try; try=try->next) { len = strlen(try->name); if (!strncmp(try->name, s, len) && s[len]=='=' && s[len+1]=='y') { @@ -102,14 +103,67 @@ int main(int argc, char *argv[]) } } + // Collate help according to usage, depends, and .config + + // Loop through each entry, finding duplicate enabled "usage:" names + + for (;;) { + struct symbol *throw = 0, *catch; + char *this, *that, *name; + int len; + + // find a usage: name and collate all enabled entries with that name + for (catch = sym; catch; catch = catch->next) { + if (catch->enabled != 1) continue; + if (catch->help && (this = keyword("usage:", catch->help->data))) { + struct double_list *bang; + + if (!throw) { + throw = catch; + catch->enabled++; + name = this; + while (!isspace(*this) && *this) this++; + len = (that = this)-name; + while (isspace(*that)) that++; + + continue; + } + + if (strncmp(name, this, len) || !isspace(this[len])) continue; + catch->enabled++; + + // Suck help text out of throw into catch. + throw->enabled = 0; + + // splice together circularly linked lists + bang = throw->help->prev; + throw->help->prev->next = catch->help; + throw->help->prev = catch->help->prev; + catch->help->prev->next = throw->help; + catch->help->prev = bang; + throw->help = 0; + throw = catch; + } + } + + // Did we find one? + + if (!throw) break; + + // Collate first [-abc] option block? + +// if (*s == '[' && s[1] == '-' && s[2] != '-') { +// } + } + // Print out help #defines while (sym) { struct double_list *dd; if (sym->help) { int i, padlen = 0; + char *s = xstrdup(sym->name); - s = xstrdup(sym->name); for (i = 0; s[i]; i++) s[i] = tolower(s[i]); printf("#define help_%s \"", s); free(s); @@ -131,6 +185,8 @@ int main(int argc, char *argv[]) if (s[i] == '"' || s[i] == '\\') putchar('\\'); putchar(s[i]); } + putchar('\\'); + putchar('n'); dd = dd->next; if (dd == sym->help) break; } |