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29 * @(#)mkheaders.c 8.1 (Berkeley) 6/6/93
30 * $FreeBSD: src/usr.sbin/config/mkheaders.c,v 1.14.2.2 2001/01/23 00:09:32 peter Exp $
34 * Make all the .h files for the optional entries
41 #include <sys/param.h>
45 static void do_header(const char *, char *, int);
46 static void do_count(const char *, char *, int);
47 static char *toheader(const char *);
48 static char *tomacro(const char *);
56 for (fl = ftab; fl != NULL; fl = fl->f_next)
57 if (fl->f_needs != NULL)
58 do_count(fl->f_needs, fl->f_needs, 1);
59 for (dp = dtab; dp != NULL; dp = dp->d_next) {
60 if ((dp->d_type & TYPEMASK) == PSEUDO_DEVICE) {
61 if (!(dp->d_type & DEVDONE)) {
62 printf("Warning: pseudo-device \"%s\" is unknown\n",
67 if ((dp->d_type & TYPEMASK) == DEVICE) {
68 if (!(dp->d_type & DEVDONE)) {
69 printf("Warning: device \"%s\" is unknown\n",
78 * count all the devices of a certain type and recurse to count
79 * whatever the device is connected to
82 do_count(const char *dev, char *hname, int search)
89 * After this loop, "count" will be the actual number of units,
90 * and "hicount" will be the highest unit declared. do_header()
91 * must use the higher of these values.
93 for (dp = dtab; dp != NULL; dp = dp->d_next) {
94 if (strcmp(dp->d_name, dev) == 0) {
95 if ((dp->d_type & TYPEMASK) == PSEUDO_DEVICE)
96 dp->d_type |= DEVDONE;
97 else if ((dp->d_type & TYPEMASK) == DEVICE)
98 dp->d_type |= DEVDONE;
101 for (hicount = count = 0, dp = dtab; dp != NULL; dp = dp->d_next) {
102 if (dp->d_unit != -1 && strcmp(dp->d_name, dev) == 0) {
103 if ((dp->d_type & TYPEMASK) == PSEUDO_DEVICE) {
105 dp->d_count != UNKNOWN ? dp->d_count : 1;
110 * Allow holes in unit numbering,
111 * assumption is unit numbering starts
114 if (dp->d_unit + 1 > hicount)
115 hicount = dp->d_unit + 1;
118 if (mp != NULL && dp->d_connunit < 0)
120 if (mp != NULL && strcmp(mp, "nexus") == 0)
123 do_count(mp, hname, 0);
129 do_header(dev, hname, count > hicount ? count : hicount);
133 do_header(const char *dev, char *hname, int count)
135 char *file, *name, *inw;
136 struct file_list *fl, *fl_head, *tflp;
140 file = toheader(hname);
142 inf = fopen(file, "r");
145 outf = fopen(file, "w");
148 fprintf(outf, "#define %s %d\n", name, count);
155 if ((inw = get_word(inf)) == NULL || inw == (char *)EOF)
157 if ((inw = get_word(inf)) == NULL || inw == (char *)EOF)
161 if (cp == NULL || cp == (char *)EOF)
164 if (strcmp(inw, name) == 0) {
169 if (cp == (char *)EOF)
171 fl = malloc(sizeof(*fl));
172 bzero(fl, sizeof(*fl));
173 fl->f_fn = inw; /* malloced */
175 fl->f_next = fl_head;
179 if (count == oldcount) {
180 for (fl = fl_head; fl != NULL; fl = tflp) {
187 if (oldcount == -1) {
188 fl = malloc(sizeof(*fl));
189 bzero(fl, sizeof(*fl));
190 fl->f_fn = strdup(name);
192 fl->f_next = fl_head;
195 outf = fopen(file, "w");
198 for (fl = fl_head; fl != NULL; fl = tflp) {
200 "#define %s %u\n", fl->f_fn, count ? fl->f_type : 0);
209 * convert a dev name to a .h file name
212 toheader(const char *dev)
214 static char hbuf[MAXPATHLEN];
215 static char udev[MAXPATHLEN];
217 snprintf(udev, sizeof(udev), "use_%s", dev);
219 snprintf(hbuf, sizeof(hbuf), "%s.h", path(udev));
224 * convert a dev name to a macro name
227 tomacro(const char *dev)
229 static char mbuf[20];
235 *cp++ = islower(*dev) ? toupper(*dev++) : *dev++;