static Boolean
ReadMakefile(
const char *fname, /* makefile to read */
Boolean isSystem) /* system makefile */
{
FILE *stream;
string_t name;
if (!strcmp(fname, "-")) {
Var_Set(sMAKEFILE, sNULL, VAR_GLOBAL);
Parse_File(string_create("(stdin)"), stdin);
} else {
string_t sfname = string_create(fname);
if (!isSystem) {
name = Dir_FindFile(sfname, dirSearchPath);
} else {
name = Dir_FindFile(sfname, parseIncPath);
if (name == (string_t) NULL)
name = Dir_FindFile(sfname, sysIncPath);
}
string_deref(sfname);
if (name == (string_t) NULL ||
(stream = fopen(name->data, "r")) == NULL)
return(FALSE);
/*
* set the MAKEFILE variable desired by System V fans -- the
* placement of the setting here means it gets set to the last
* makefile specified, as it is set by SysV make.
*/
Var_Set(sMAKEFILE, name, VAR_GLOBAL);
Parse_File(name, stream);
(void)fclose(stream);
}
return(TRUE);
}
/*-
* ReadMakefile --
* Open and parse the given makefile.
*
* Results:
* true if ok. false if couldn't open file.
*
* Side Effects:
* lots
*/
static bool
ReadMakefile(void *p, void *q)
{
const char *fname = p; /* makefile to read */
struct dirs *d = q;
FILE *stream;
char *name;
if (!strcmp(fname, "-")) {
Var_Set("MAKEFILE", "");
Parse_File(estrdup("(stdin)"), stdin);
} else {
if ((stream = fopen(fname, "r")) != NULL)
goto found;
/* if we've chdir'd, rebuild the path name */
if (d->current != d->object && *fname != '/') {
char *path;
path = Str_concat(d->current, fname, '/');
if ((stream = fopen(path, "r")) == NULL)
free(path);
else {
fname = path;
goto found;
}
}
/* look in -I and system include directories. */
name = Dir_FindFile(fname, userIncludePath);
if (!name)
name = Dir_FindFile(fname, systemIncludePath);
if (!name || !(stream = fopen(name, "r")))
return false;
fname = name;
/*
* set the MAKEFILE variable desired by System V fans -- the
* placement of the setting here means it gets set to the last
* makefile specified, as it is set by SysV make.
*/
found: Var_Set("MAKEFILE", fname);
Parse_File(fname, stream);
}
return true;
}
/*-
*-----------------------------------------------------------------------
* Arch_FindLib --
* Search for a library along the given search path.
*
* Input:
* gn Node of library to find
* path Search path
*
* Results:
* None.
*
* Side Effects:
* The node's 'path' field is set to the found path (including the
* actual file name, not -l...). If the system can handle the -L
* flag when linking (or we cannot find the library), we assume that
* the user has placed the .LIBRARIES variable in the final linking
* command (or the linker will know where to find it) and set the
* TARGET variable for this node to be the node's name. Otherwise,
* we set the TARGET variable to be the full path of the library,
* as returned by Dir_FindFile.
*
*-----------------------------------------------------------------------
*/
void
Arch_FindLib(GNode *gn, Lst path)
{
char *libName; /* file name for archive */
size_t sz = strlen(gn->name) + 6 - 2;
libName = bmake_malloc(sz);
snprintf(libName, sz, "lib%s.a", &gn->name[2]);
gn->path = Dir_FindFile(libName, path);
free(libName);
#ifdef LIBRARIES
Var_Set(TARGET, gn->name, gn, 0);
#else
Var_Set(TARGET, gn->path == NULL ? gn->name : gn->path, gn, 0);
#endif /* LIBRARIES */
}
/*-
*-----------------------------------------------------------------------
* CondDoExists --
* See if the given file exists.
*
* Results:
* TRUE if the file exists and FALSE if it does not.
*
* Side Effects:
* None.
*
*-----------------------------------------------------------------------
*/
static Boolean
CondDoExists(int argLen MAKE_ATTR_UNUSED, const char *arg)
{
Boolean result;
char *path;
path = Dir_FindFile(arg, dirSearchPath);
if (DEBUG(COND)) {
fprintf(debug_file, "exists(%s) result is \"%s\"\n",
arg, path ? path : "");
}
if (path != NULL) {
result = TRUE;
free(path);
} else {
result = FALSE;
}
return (result);
}
/*-
* ReadMakefile --
* Open and parse the given makefile.
*
* Results:
* TRUE if ok. FALSE if couldn't open file.
*
* Side Effects:
* lots
*/
static Boolean
ReadMakefile(ClientData p, ClientData q __unused)
{
char *fname = p; /* makefile to read */
FILE *stream;
size_t len = MAXPATHLEN;
char *name, *path = emalloc(len);
int setMAKEFILE;
if (!strcmp(fname, "-")) {
Parse_File("(stdin)", stdin);
Var_Set("MAKEFILE", "", VAR_GLOBAL, 0);
} else {
setMAKEFILE = strcmp(fname, ".depend");
/* if we've chdir'd, rebuild the path name */
if (strcmp(curdir, objdir) && *fname != '/') {
size_t plen = strlen(curdir) + strlen(fname) + 2;
if (len < plen)
path = erealloc(path, len = 2 * plen);
(void)snprintf(path, len, "%s/%s", curdir, fname);
if ((stream = fopen(path, "r")) != NULL) {
fname = path;
goto found;
}
/* If curdir failed, try objdir (ala .depend) */
plen = strlen(objdir) + strlen(fname) + 2;
if (len < plen)
path = erealloc(path, len = 2 * plen);
(void)snprintf(path, len, "%s/%s", objdir, fname);
if ((stream = fopen(path, "r")) != NULL) {
fname = path;
goto found;
}
} else if ((stream = fopen(fname, "r")) != NULL)
goto found;
/* look in -I and system include directories. */
name = Dir_FindFile(fname, parseIncPath);
if (!name)
name = Dir_FindFile(fname,
Lst_IsEmpty(sysIncPath) ? defIncPath : sysIncPath);
if (!name || !(stream = fopen(name, "r"))) {
free(path);
return(FALSE);
}
fname = name;
/*
* set the MAKEFILE variable desired by System V fans -- the
* placement of the setting here means it gets set to the last
* makefile specified, as it is set by SysV make.
*/
found:
if (setMAKEFILE)
Var_Set("MAKEFILE", fname, VAR_GLOBAL, 0);
Parse_File(fname, stream);
(void)fclose(stream);
}
free(path);
return(TRUE);
}
