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-rw-r--r--devel/bmake/files/main.c137
1 files changed, 113 insertions, 24 deletions
diff --git a/devel/bmake/files/main.c b/devel/bmake/files/main.c
index 647d28dc3d6..cac8ac30cc5 100644
--- a/devel/bmake/files/main.c
+++ b/devel/bmake/files/main.c
@@ -1,4 +1,4 @@
-/* $NetBSD: main.c,v 1.6 2009/09/18 21:27:25 joerg Exp $ */
+/* $NetBSD: main.c,v 1.7 2010/04/20 13:37:49 joerg Exp $ */
/*
* Copyright (c) 1988, 1989, 1990, 1993
@@ -69,7 +69,7 @@
*/
#ifndef MAKE_NATIVE
-static char rcsid[] = "$NetBSD: main.c,v 1.6 2009/09/18 21:27:25 joerg Exp $";
+static char rcsid[] = "$NetBSD: main.c,v 1.7 2010/04/20 13:37:49 joerg Exp $";
#else
#include <sys/cdefs.h>
#ifndef lint
@@ -81,7 +81,7 @@ __COPYRIGHT("@(#) Copyright (c) 1988, 1989, 1990, 1993\
#if 0
static char sccsid[] = "@(#)main.c 8.3 (Berkeley) 3/19/94";
#else
-__RCSID("$NetBSD: main.c,v 1.6 2009/09/18 21:27:25 joerg Exp $");
+__RCSID("$NetBSD: main.c,v 1.7 2010/04/20 13:37:49 joerg Exp $");
#endif
#endif /* not lint */
#endif
@@ -186,6 +186,7 @@ static Boolean ignorePWD; /* if we use -C, PWD is meaningless */
static char curdir[MAXPATHLEN + 1]; /* startup directory */
static char objdir[MAXPATHLEN + 1]; /* where we chdir'ed to */
char *progname; /* the program name */
+char *makeDependfile;
Boolean forceJobs = FALSE;
@@ -404,6 +405,10 @@ rearg:
strerror(errno));
exit(1);
}
+ if (getcwd(curdir, MAXPATHLEN) == NULL) {
+ (void)fprintf(stderr, "%s: %s.\n", progname, strerror(errno));
+ exit(2);
+ }
ignorePWD = TRUE;
break;
case 'D':
@@ -520,7 +525,6 @@ rearg:
found_path, sizeof(found_path)))
break; /* nothing doing */
(void)Dir_AddDir(sysIncPath, found_path);
-
} else {
(void)Dir_AddDir(sysIncPath, argvalue);
}
@@ -706,6 +710,22 @@ ReadAllMakefiles(const void *p, const void *q)
return (ReadMakefile(p, q) == 0);
}
+static int
+str2Lst_Append(Lst lp, char *str, const char *sep)
+{
+ char *cp;
+ int n;
+
+ if (!sep)
+ sep = " \t";
+
+ for (n = 0, cp = strtok(str, sep); cp; cp = strtok(NULL, sep)) {
+ (void)Lst_AtEnd(lp, cp);
+ n++;
+ }
+ return (n);
+}
+
#ifdef SIGINFO
/*ARGSUSED*/
static void
@@ -722,6 +742,27 @@ siginfo(int signo)
}
#endif
+/*
+ * Allow makefiles some control over the mode we run in.
+ */
+void
+MakeMode(const char *mode)
+{
+ char *mp = NULL;
+
+ if (!mode)
+ mode = mp = Var_Subst(NULL, "${" MAKE_MODE ":tl}", VAR_GLOBAL, 0);
+
+ if (mode && *mode) {
+ if (strstr(mode, "compat")) {
+ compatMake = TRUE;
+ forceJobs = FALSE;
+ }
+ }
+ if (mp)
+ free(mp);
+}
+
/*-
* main --
* The main function, for obvious reasons. Initializes variables
@@ -843,6 +884,15 @@ main(int argc, char **argv)
Var_Set("MAKE_VERSION", MAKE_VERSION, VAR_GLOBAL, 0);
#endif
Var_Set(".newline", "\n", VAR_GLOBAL, 0); /* handy for :@ loops */
+ /*
+ * This is the traditional preference for makefiles.
+ */
+#ifndef MAKEFILE_PREFERENCE_LIST
+# define MAKEFILE_PREFERENCE_LIST "makefile Makefile"
+#endif
+ Var_Set(MAKEFILE_PREFERENCE, MAKEFILE_PREFERENCE_LIST,
+ VAR_GLOBAL, 0);
+ Var_Set(MAKE_DEPENDFILE, ".depend", VAR_GLOBAL, 0);
create = Lst_Init(FALSE);
makefiles = Lst_Init(FALSE);
@@ -878,8 +928,16 @@ main(int argc, char **argv)
* MFLAGS also gets initialized empty, for compatibility.
*/
Parse_Init();
- Var_Set("MAKE", argv[0], VAR_GLOBAL, 0);
- Var_Set(".MAKE", argv[0], VAR_GLOBAL, 0);
+ if (argv[0][0] == '/') {
+ p1 = argv[0];
+ } else {
+ p1 = realpath(argv[0], mdpath);
+ if (!p1 || *p1 != '/') {
+ p1 = argv[0]; /* realpath failed */
+ }
+ }
+ Var_Set("MAKE", p1, VAR_GLOBAL, 0);
+ Var_Set(".MAKE", p1, VAR_GLOBAL, 0);
Var_Set(MAKEFLAGS, "", VAR_GLOBAL, 0);
Var_Set(MAKEOVERRIDES, "", VAR_GLOBAL, 0);
Var_Set("MFLAGS", "", VAR_GLOBAL, 0);
@@ -914,18 +972,20 @@ main(int argc, char **argv)
Main_ParseArgLine(getenv("MAKE"));
#endif
- MainParseArgs(argc, argv);
-
/*
- * Find where we are (now) and take care of PWD for the automounter...
- * All this code is so that we know where we are when we start up
- * on a different machine with pmake.
+ * Find where we are (now).
+ * We take care of PWD for the automounter below...
*/
if (getcwd(curdir, MAXPATHLEN) == NULL) {
(void)fprintf(stderr, "%s: %s.\n", progname, strerror(errno));
exit(2);
}
+ MainParseArgs(argc, argv);
+
+ /*
+ * Verify that cwd is sane.
+ */
if (stat(curdir, &sa) == -1) {
(void)fprintf(stderr, "%s: %s: %s.\n",
progname, curdir, strerror(errno));
@@ -933,6 +993,8 @@ main(int argc, char **argv)
}
/*
+ * All this code is so that we know where we are when we start up
+ * on a different machine with pmake.
* Overriding getcwd() with $PWD totally breaks MAKEOBJDIRPREFIX
* since the value of curdir can vary depending on how we got
* here. Ie sitting at a shell prompt (shell that provides $PWD)
@@ -1079,16 +1141,27 @@ main(int argc, char **argv)
if (ln != NULL)
Fatal("%s: cannot open %s.", progname,
(char *)Lst_Datum(ln));
- } else if (ReadMakefile("makefile", NULL) != 0)
- (void)ReadMakefile("Makefile", NULL);
+ } else {
+ p1 = Var_Subst(NULL, "${" MAKEFILE_PREFERENCE "}",
+ VAR_CMD, 0);
+ if (p1) {
+ (void)str2Lst_Append(makefiles, p1, NULL);
+ (void)Lst_Find(makefiles, NULL, ReadMakefile);
+ free(p1);
+ }
+ }
/* In particular suppress .depend for '-r -V .OBJDIR -f /dev/null' */
if (!noBuiltins || !printVars) {
- doing_depend = TRUE;
- (void)ReadMakefile(".depend", NULL);
- doing_depend = FALSE;
+ makeDependfile = Var_Subst(NULL, "${.MAKE.DEPENDFILE:T}",
+ VAR_CMD, 0);
+ doing_depend = TRUE;
+ (void)ReadMakefile(makeDependfile, NULL);
+ doing_depend = FALSE;
}
+ MakeMode(NULL);
+
Var_Append("MFLAGS", Var_Value(MAKEFLAGS, VAR_GLOBAL, &p1), VAR_GLOBAL);
if (p1)
free(p1);
@@ -1248,14 +1321,11 @@ ReadMakefile(const void *p, const void *q __unused)
int fd;
size_t len = MAXPATHLEN;
char *name, *path = bmake_malloc(len);
- int setMAKEFILE;
if (!strcmp(fname, "-")) {
Parse_File("(stdin)", dup(fileno(stdin)));
Var_Set("MAKEFILE", "", VAR_GLOBAL, 0);
} else {
- setMAKEFILE = strcmp(fname, ".depend");
-
/* if we've chdir'd, rebuild the path name */
if (strcmp(curdir, objdir) && *fname != '/') {
size_t plen = strlen(curdir) + strlen(fname) + 2;
@@ -1302,7 +1372,7 @@ ReadMakefile(const void *p, const void *q __unused)
* makefile specified, as it is set by SysV make.
*/
found:
- if (setMAKEFILE)
+ if (!doing_depend)
Var_Set("MAKEFILE", fname, VAR_GLOBAL, 0);
Parse_File(fname, fd);
}
@@ -1713,7 +1783,7 @@ Fatal(const char *fmt, ...)
(void)fprintf(stderr, "\n");
(void)fflush(stderr);
- PrintOnError(NULL);
+ PrintOnError(NULL, NULL);
if (DEBUG(GRAPH2) || DEBUG(GRAPH3))
Targ_PrintGraph(2);
@@ -1745,7 +1815,7 @@ Punt(const char *fmt, ...)
(void)fprintf(stderr, "\n");
(void)fflush(stderr);
- PrintOnError(NULL);
+ PrintOnError(NULL, NULL);
DieHorribly();
}
@@ -1866,15 +1936,34 @@ PrintAddr(void *a, void *b)
void
-PrintOnError(const char *s)
+PrintOnError(GNode *gn, const char *s)
{
+ static GNode *en = NULL;
char tmp[64];
char *cp;
if (s)
- printf("%s", s);
+ printf("%s", s);
printf("\n%s: stopped in %s\n", progname, curdir);
+
+ if (en)
+ return; /* we've been here! */
+ if (gn) {
+ /*
+ * We can print this even if there is no .ERROR target.
+ */
+ Var_Set(".ERROR_TARGET", gn->name, VAR_GLOBAL, 0);
+ }
+ /*
+ * See if there is a .ERROR target, and run it if so.
+ */
+ en = Targ_FindNode(".ERROR", TARG_NOCREATE);
+ if (en) {
+ en->type |= OP_SPECIAL;
+ Compat_Make(en, en);
+ }
+
strncpy(tmp, "${MAKE_PRINT_VAR_ON_ERROR:@v@$v='${$v}'\n@}",
sizeof(tmp) - 1);
cp = Var_Subst(NULL, tmp, VAR_GLOBAL, 0);
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-15 04:36:27 +0000