emo/busybox
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Update mkdep, per the "touchless dependencies for 2.4.x" patch

Browse Source 
from Geert Uytterhoeven posted to the lkml.
 -Erik
This commit is contained in:
Eric Andersen 2003-05-24 07:30:58 +00:00
parent 46ba568fc0
commit ddfe18df75
1 changed files with 14 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

28
scripts/mkdep.c
View File

@ -45,8 +45,7 @@
char __depname[512] = "\n\t@touch "; char depname[512];
#define depname (__depname+9)
int hasdep; int hasdep;
struct path_struct { struct path_struct {
@ -75,9 +74,14 @@ do_depname(void)
{ {
if (!hasdep) { if (!hasdep) {
hasdep = 1; hasdep = 1;
printf("%s:", depname); if (g_filename) {
if (g_filename) /* Source file (*.[cS]) */
printf("%s:", depname);
printf(" %s", g_filename); printf(" %s", g_filename);
} else {
/* header file (*.h) */
printf("dep_%s +=", depname);
}
} }
} }
@ -203,7 +207,7 @@ void handle_include(int start, const char * name, int len)
path->buffer[path->len+len] = '\0'; path->buffer[path->len+len] = '\0';
if (access(path->buffer, F_OK) == 0) { if (access(path->buffer, F_OK) == 0) {
do_depname(); do_depname();
printf(" \\\n %s", path->buffer); printf(" \\\n %s $(dep_%s)", path->buffer, path->buffer);
return; return;
} }
} }
@ -268,7 +272,7 @@ void use_config(const char * name, int len)
for (i = 0; i < len; i++) { for (i = 0; i < len; i++) {
char c = name[i]; char c = name[i];
if (isupper(c)) c = tolower(c); if (isupper((int)c)) c = tolower((int)c);
if (c == '_') c = '/'; if (c == '_') c = '/';
pc[i] = c; pc[i] = c;
} }
@ -496,7 +500,7 @@ pound_define_undef_CONFIG_word:
/* \<CONFIG_(\w*) */ /* \<CONFIG_(\w*) */
cee: cee:
if (next >= map+2 && (isalnum(next[-2]) || next[-2] == '_')) if (next >= map+2 && (isalnum((int)next[-2]) || next[-2] == '_'))
goto start; goto start;
GETNEXT NOTCASE('O', __start); GETNEXT NOTCASE('O', __start);
GETNEXT NOTCASE('N', __start); GETNEXT NOTCASE('N', __start);
@ -520,7 +524,7 @@ cee_CONFIG_word:
/* /*
* Generate dependencies for one file. * Generate dependencies for one file.
*/ */
void do_depend(const char * filename, const char * command) void do_depend(const char * filename)
{ {
int mapsize; int mapsize;
int pagesizem1 = getpagesize()-1; int pagesizem1 = getpagesize()-1;
@ -559,9 +563,7 @@ void do_depend(const char * filename, const char * command)
clear_config(); clear_config();
state_machine(map, map+st.st_size); state_machine(map, map+st.st_size);
if (hasdep) { if (hasdep) {
puts(command); puts("");
if (*command)
define_precious(filename);
} }
munmap(map, mapsize); munmap(map, mapsize);
@ -607,7 +609,6 @@ int main(int argc, char **argv)
while (--argc > 0) { while (--argc > 0) {
const char * filename = *++argv; const char * filename = *++argv;
const char * command = __depname;
g_filename = 0; g_filename = 0;
len = strlen(filename); len = strlen(filename);
memcpy(depname, filename, len+1); memcpy(depname, filename, len+1);
@ -615,10 +616,9 @@ int main(int argc, char **argv)
if (filename[len-1] == 'c' || filename[len-1] == 'S') { if (filename[len-1] == 'c' || filename[len-1] == 'S') {
depname[len-1] = 'o'; depname[len-1] = 'o';
g_filename = filename; g_filename = filename;
command = "";
} }
} }
do_depend(filename, command); do_depend(filename);
} }
if (len_precious) { if (len_precious) {
*(str_precious+len_precious) = '\0'; *(str_precious+len_precious) = '\0';