Module Name: src Committed By: rillig Date: Wed Dec 15 12:58:01 UTC 2021
Modified Files: src/usr.bin/make: arch.c compat.c cond.c for.c hash.h job.c job.h main.c make.c make.h nonints.h parse.c suff.c trace.c util.c var.c Log Message: make: format comments according to /usr/share/misc/style Assisted by indent(1), with manual corrections due to its many remaining bugs. No functional change. To generate a diff of this commit: cvs rdiff -u -r1.208 -r1.209 src/usr.bin/make/arch.c cvs rdiff -u -r1.231 -r1.232 src/usr.bin/make/compat.c cvs rdiff -u -r1.305 -r1.306 src/usr.bin/make/cond.c cvs rdiff -u -r1.150 -r1.151 src/usr.bin/make/for.c cvs rdiff -u -r1.44 -r1.45 src/usr.bin/make/hash.h cvs rdiff -u -r1.442 -r1.443 src/usr.bin/make/job.c cvs rdiff -u -r1.76 -r1.77 src/usr.bin/make/job.h cvs rdiff -u -r1.546 -r1.547 src/usr.bin/make/main.c cvs rdiff -u -r1.248 -r1.249 src/usr.bin/make/make.c cvs rdiff -u -r1.276 -r1.277 src/usr.bin/make/make.h cvs rdiff -u -r1.220 -r1.221 src/usr.bin/make/nonints.h cvs rdiff -u -r1.582 -r1.583 src/usr.bin/make/parse.c cvs rdiff -u -r1.359 -r1.360 src/usr.bin/make/suff.c cvs rdiff -u -r1.29 -r1.30 src/usr.bin/make/trace.c cvs rdiff -u -r1.77 -r1.78 src/usr.bin/make/util.c cvs rdiff -u -r1.987 -r1.988 src/usr.bin/make/var.c Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.
Modified files: Index: src/usr.bin/make/arch.c diff -u src/usr.bin/make/arch.c:1.208 src/usr.bin/make/arch.c:1.209 --- src/usr.bin/make/arch.c:1.208 Wed Dec 15 12:24:13 2021 +++ src/usr.bin/make/arch.c Wed Dec 15 12:58:01 2021 @@ -1,4 +1,4 @@ -/* $NetBSD: arch.c,v 1.208 2021/12/15 12:24:13 rillig Exp $ */ +/* $NetBSD: arch.c,v 1.209 2021/12/15 12:58:01 rillig Exp $ */ /* * Copyright (c) 1988, 1989, 1990, 1993 @@ -126,7 +126,7 @@ #include "config.h" /* "@(#)arch.c 8.2 (Berkeley) 1/2/94" */ -MAKE_RCSID("$NetBSD: arch.c,v 1.208 2021/12/15 12:24:13 rillig Exp $"); +MAKE_RCSID("$NetBSD: arch.c,v 1.209 2021/12/15 12:58:01 rillig Exp $"); typedef struct List ArchList; typedef struct ListNode ArchListNode; @@ -205,9 +205,8 @@ Arch_ParseArchive(char **pp, GNodeList * FStr lib; /* Library-part of specification */ FStr mem; /* Member-part of specification */ char saveChar; /* Ending delimiter of member-name */ - bool expandLib; /* Whether the parsed lib contains - * variable expressions that need to be - * expanded */ + bool expandLib; /* Whether the parsed lib contains variable + * expressions that need to be expanded */ spec = *pp; lib = FStr_InitRefer(spec); @@ -258,7 +257,9 @@ Arch_ParseArchive(char **pp, GNodeList * while (*cp != '\0' && *cp != ')' && !ch_isspace(*cp)) { if (*cp == '$') { /* Expand nested variable expressions. */ - /* XXX: This code can probably be shortened. */ + /* + * XXX: This code can probably be shortened. + */ FStr result; bool isError; const char *nested_p = cp; @@ -691,8 +692,10 @@ ArchiveMember_HasName(const struct ar_hd if (ar_name[namelen] == ' ') return true; - /* In archives created by GNU binutils 2.27, the member names end with - * a slash. */ + /* + * In archives created by GNU binutils 2.27, the member names end + * with a slash. + */ if (ar_name[namelen] == '/' && (namelen == ar_name_len || ar_name[namelen + 1] == ' ')) return true; Index: src/usr.bin/make/compat.c diff -u src/usr.bin/make/compat.c:1.231 src/usr.bin/make/compat.c:1.232 --- src/usr.bin/make/compat.c:1.231 Wed Dec 15 12:24:13 2021 +++ src/usr.bin/make/compat.c Wed Dec 15 12:58:01 2021 @@ -1,4 +1,4 @@ -/* $NetBSD: compat.c,v 1.231 2021/12/15 12:24:13 rillig Exp $ */ +/* $NetBSD: compat.c,v 1.232 2021/12/15 12:58:01 rillig Exp $ */ /* * Copyright (c) 1988, 1989, 1990 The Regents of the University of California. @@ -96,7 +96,7 @@ #include "pathnames.h" /* "@(#)compat.c 8.2 (Berkeley) 3/19/94" */ -MAKE_RCSID("$NetBSD: compat.c,v 1.231 2021/12/15 12:24:13 rillig Exp $"); +MAKE_RCSID("$NetBSD: compat.c,v 1.232 2021/12/15 12:58:01 rillig Exp $"); static GNode *curTarg = NULL; static pid_t compatChild; @@ -167,8 +167,10 @@ DebugFailedTarget(const char *cmd, const debug_printf("\n*** Failed target: %s\n*** Failed command: ", gn->name); - /* Replace runs of whitespace with a single space, to reduce - * the amount of whitespace for multi-line command lines. */ + /* + * Replace runs of whitespace with a single space, to reduce the + * amount of whitespace for multi-line command lines. + */ while (*p != '\0') { if (ch_isspace(*p)) { debug_printf(" "); @@ -712,9 +714,11 @@ Compat_Run(GNodeList *targs) InitSignals(); - /* Create the .END node now, to keep the (debug) output of the - * counter.mk test the same as before 2020-09-23. This implementation - * detail probably doesn't matter though. */ + /* + * Create the .END node now, to keep the (debug) output of the + * counter.mk test the same as before 2020-09-23. This + * implementation detail probably doesn't matter though. + */ (void)Targ_GetEndNode(); if (!opts.queryFlag) Index: src/usr.bin/make/cond.c diff -u src/usr.bin/make/cond.c:1.305 src/usr.bin/make/cond.c:1.306 --- src/usr.bin/make/cond.c:1.305 Wed Dec 15 12:24:13 2021 +++ src/usr.bin/make/cond.c Wed Dec 15 12:58:01 2021 @@ -1,4 +1,4 @@ -/* $NetBSD: cond.c,v 1.305 2021/12/15 12:24:13 rillig Exp $ */ +/* $NetBSD: cond.c,v 1.306 2021/12/15 12:58:01 rillig Exp $ */ /* * Copyright (c) 1988, 1989, 1990 The Regents of the University of California. @@ -95,7 +95,7 @@ #include "dir.h" /* "@(#)cond.c 8.2 (Berkeley) 1/2/94" */ -MAKE_RCSID("$NetBSD: cond.c,v 1.305 2021/12/15 12:24:13 rillig Exp $"); +MAKE_RCSID("$NetBSD: cond.c,v 1.306 2021/12/15 12:58:01 rillig Exp $"); /* * The parsing of conditional expressions is based on this grammar: @@ -445,7 +445,7 @@ CondParser_StringExpr(CondParser *par, c Buf_AddStr(buf, inout_str->str); FStr_Done(inout_str); - *inout_str = FStr_InitRefer(NULL); /* not finished yet */ + *inout_str = FStr_InitRefer(NULL); /* not finished yet */ return true; } @@ -553,9 +553,11 @@ EvalNotEmpty(CondParser *par, const char if (TryParseNumber(value, &num)) return num != 0.0; - /* For .if ${...}, check for non-empty string. This is different from - * the evaluation function from that .if variant, which would test - * whether a variable of the given name were defined. */ + /* + * For .if ${...}, check for non-empty string. This is different + * from the evaluation function from that .if variant, which would + * test whether a variable of the given name were defined. + */ /* * XXX: Whitespace should count as empty, just as in * CondParser_FuncCallEmpty. @@ -1132,8 +1134,10 @@ Cond_EvalLine(const char *line) /* None of the previous <cond> evaluated to true. */ IFS_INITIAL = 0, - /* The previous <cond> evaluated to true. - * The lines following this condition are interpreted. */ + /* + * The previous <cond> evaluated to true. The lines following + * this condition are interpreted. + */ IFS_ACTIVE = 1 << 0, /* The previous directive was an '.else'. */ @@ -1278,7 +1282,9 @@ Cond_EvalLine(const char *line) /* And evaluate the conditional expression */ if (CondEvalExpression(p, &value, plain, evalBare, negate, true, false) == COND_INVALID) { - /* Syntax error in conditional, error message already output. */ + /* + * Syntax error in conditional, error message already output. + */ /* Skip everything to matching .endif */ /* XXX: An extra '.else' is not detected in this case. */ cond_states[cond_depth] = IFS_WAS_ACTIVE; Index: src/usr.bin/make/for.c diff -u src/usr.bin/make/for.c:1.150 src/usr.bin/make/for.c:1.151 --- src/usr.bin/make/for.c:1.150 Sun Dec 12 15:44:41 2021 +++ src/usr.bin/make/for.c Wed Dec 15 12:58:01 2021 @@ -1,4 +1,4 @@ -/* $NetBSD: for.c,v 1.150 2021/12/12 15:44:41 rillig Exp $ */ +/* $NetBSD: for.c,v 1.151 2021/12/15 12:58:01 rillig Exp $ */ /* * Copyright (c) 1992, The Regents of the University of California. @@ -58,7 +58,7 @@ #include "make.h" /* "@(#)for.c 8.1 (Berkeley) 6/6/93" */ -MAKE_RCSID("$NetBSD: for.c,v 1.150 2021/12/12 15:44:41 rillig Exp $"); +MAKE_RCSID("$NetBSD: for.c,v 1.151 2021/12/15 12:58:01 rillig Exp $"); /* One of the variables to the left of the "in" in a .for loop. */ @@ -174,7 +174,7 @@ ForLoop_ParseItems(ForLoop *f, const cha free(items); if (f->items.len == 1 && Substring_IsEmpty(f->items.words[0])) - f->items.len = 0; /* .for var in ${:U} */ + f->items.len = 0; /* .for var in ${:U} */ if (f->items.len != 0 && f->items.len % f->vars.len != 0) { Parse_Error(PARSE_FATAL, @@ -340,8 +340,10 @@ Buf_AddEscaped(Buffer *cmds, Substring i return; } - /* Escape ':', '$', '\\' and 'endc' - these will be removed later by - * :U processing, see ApplyModifier_Defined. */ + /* + * Escape ':', '$', '\\' and 'endc' - these will be removed later by + * :U processing, see ApplyModifier_Defined. + */ for (p = item.start; p != item.end; p++) { ch = *p; if (ch == '$') { Index: src/usr.bin/make/hash.h diff -u src/usr.bin/make/hash.h:1.44 src/usr.bin/make/hash.h:1.45 --- src/usr.bin/make/hash.h:1.44 Wed Dec 15 12:08:25 2021 +++ src/usr.bin/make/hash.h Wed Dec 15 12:58:01 2021 @@ -1,4 +1,4 @@ -/* $NetBSD: hash.h,v 1.44 2021/12/15 12:08:25 rillig Exp $ */ +/* $NetBSD: hash.h,v 1.45 2021/12/15 12:58:01 rillig Exp $ */ /* * Copyright (c) 1988, 1989, 1990 The Regents of the University of California. @@ -88,8 +88,8 @@ typedef struct HashEntry { /* The hash table containing the entries. */ typedef struct HashTable { - HashEntry **buckets; /* Pointers to HashEntry, one - * for each bucket in the table. */ + HashEntry **buckets; /* Pointers to HashEntry, one for each bucket + * in the table. */ unsigned int bucketsSize; unsigned int numEntries; /* Number of entries in the table. */ unsigned int bucketsMask; /* Used to select the bucket for a hash. */ Index: src/usr.bin/make/job.c diff -u src/usr.bin/make/job.c:1.442 src/usr.bin/make/job.c:1.443 --- src/usr.bin/make/job.c:1.442 Wed Dec 15 12:24:13 2021 +++ src/usr.bin/make/job.c Wed Dec 15 12:58:01 2021 @@ -1,4 +1,4 @@ -/* $NetBSD: job.c,v 1.442 2021/12/15 12:24:13 rillig Exp $ */ +/* $NetBSD: job.c,v 1.443 2021/12/15 12:58:01 rillig Exp $ */ /* * Copyright (c) 1988, 1989, 1990 The Regents of the University of California. @@ -142,7 +142,7 @@ #include "trace.h" /* "@(#)job.c 8.2 (Berkeley) 3/19/94" */ -MAKE_RCSID("$NetBSD: job.c,v 1.442 2021/12/15 12:24:13 rillig Exp $"); +MAKE_RCSID("$NetBSD: job.c,v 1.443 2021/12/15 12:58:01 rillig Exp $"); /* * A shell defines how the commands are run. All commands for a target are @@ -201,13 +201,15 @@ typedef struct Shell { const char *errOff; /* command to turn off error checking */ const char *echoTmpl; /* template to echo a command */ - const char *runIgnTmpl; /* template to run a command - * without error checking */ - const char *runChkTmpl; /* template to run a command - * with error checking */ + const char *runIgnTmpl; /* template to run a command without error + * checking */ + const char *runChkTmpl; /* template to run a command with error + * checking */ - /* string literal that results in a newline character when it appears - * outside of any 'quote' or "quote" characters */ + /* + * A string literal that results in a newline character when it + * occurs outside of any 'quote' or "quote" characters. + */ const char *newline; char commentChar; /* character used by shell for comment lines */ @@ -425,7 +427,7 @@ static void watchfd(Job *); static void clearfd(Job *); static bool readyfd(Job *); -static char *targPrefix = NULL; /* To identify a job change in the output. */ +static char *targPrefix = NULL; /* To identify a job change in the output. */ static Job tokenWaitJob; /* token wait pseudo-job */ static Job childExitJob; /* child exit pseudo-job */ @@ -1266,9 +1268,11 @@ TouchRegular(GNode *gn) return; /* XXX: What about propagating the error? */ } - /* Last resort: update the file's time stamps in the traditional way. + /* + * Last resort: update the file's time stamps in the traditional way. * XXX: This doesn't work for empty files, which are sometimes used - * as marker files. */ + * as marker files. + */ if (read(fd, &c, 1) == 1) { (void)lseek(fd, 0, SEEK_SET); while (write(fd, &c, 1) == -1 && errno == EAGAIN) @@ -1620,7 +1624,7 @@ JobWriteShellCommands(Job *job, GNode *g #ifdef USE_META if (useMeta) { meta_job_start(job, gn); - if (gn->type & OP_SILENT) /* might have changed */ + if (gn->type & OP_SILENT) /* might have changed */ job->echo = false; } #endif @@ -1683,7 +1687,7 @@ JobStart(GNode *gn, bool special) * also dead... */ if (!cmdsOK) { - PrintOnError(gn, NULL); /* provide some clue */ + PrintOnError(gn, NULL); /* provide some clue */ DieHorribly(); } } else if (((gn->type & OP_MAKE) && !opts.noRecursiveExecute) || @@ -1700,7 +1704,7 @@ JobStart(GNode *gn, bool special) * also dead... */ if (!cmdsOK) { - PrintOnError(gn, NULL); /* provide some clue */ + PrintOnError(gn, NULL); /* provide some clue */ DieHorribly(); } @@ -2133,7 +2137,7 @@ Job_CatchOutput(void) */ if (useMeta && job->inPollfd != &fds[i]) { if (meta_job_event(job) <= 0) { - fds[i].events = 0; /* never mind */ + fds[i].events = 0; /* never mind */ } } #endif @@ -2309,8 +2313,10 @@ Job_Init(void) AddSig(SIGCONT, JobContinueSig); (void)Job_RunTarget(".BEGIN", NULL); - /* Create the .END node now, even though no code in the unit tests - * depends on it. See also Targ_GetEndNode in Compat_Run. */ + /* + * Create the .END node now, even though no code in the unit tests + * depends on it. See also Targ_GetEndNode in Compat_Run. + */ (void)Targ_GetEndNode(); } @@ -2450,13 +2456,17 @@ Job_ParseShell(char *line) } else if (strncmp(arg, "newline=", 8) == 0) { newShell.newline = arg + 8; } else if (strncmp(arg, "check=", 6) == 0) { - /* Before 2020-12-10, these two variables - * had been a single variable. */ + /* + * Before 2020-12-10, these two variables had + * been a single variable. + */ newShell.errOn = arg + 6; newShell.echoTmpl = arg + 6; } else if (strncmp(arg, "ignore=", 7) == 0) { - /* Before 2020-12-10, these two variables - * had been a single variable. */ + /* + * Before 2020-12-10, these two variables had + * been a single variable. + */ newShell.errOff = arg + 7; newShell.runIgnTmpl = arg + 7; } else if (strncmp(arg, "errout=", 7) == 0) { @@ -3015,4 +3025,4 @@ emul_poll(struct pollfd *fd, int nfd, in return npoll; } -#endif /* USE_SELECT */ +#endif /* USE_SELECT */ Index: src/usr.bin/make/job.h diff -u src/usr.bin/make/job.h:1.76 src/usr.bin/make/job.h:1.77 --- src/usr.bin/make/job.h:1.76 Wed Dec 15 12:24:13 2021 +++ src/usr.bin/make/job.h Wed Dec 15 12:58:01 2021 @@ -1,4 +1,4 @@ -/* $NetBSD: job.h,v 1.76 2021/12/15 12:24:13 rillig Exp $ */ +/* $NetBSD: job.h,v 1.77 2021/12/15 12:58:01 rillig Exp $ */ /* * Copyright (c) 1988, 1989, 1990 The Regents of the University of California. @@ -80,7 +80,7 @@ #ifndef MAKE_JOB_H #define MAKE_JOB_H -#define TMPPAT "makeXXXXXX" /* relative to tmpdir */ +#define TMPPAT "makeXXXXXX" /* relative to tmpdir */ #ifdef USE_SELECT /* @@ -144,9 +144,11 @@ typedef struct Job { /* The target the child is making */ GNode *node; - /* If one of the shell commands is "...", all following commands are - * delayed until the .END node is made. This list node points to the - * first of these commands, if any. */ + /* + * If one of the shell commands is "...", all following commands are + * delayed until the .END node is made. This list node points to the + * first of these commands, if any. + */ StringListNode *tailCmds; /* This is where the shell commands go. */ Index: src/usr.bin/make/main.c diff -u src/usr.bin/make/main.c:1.546 src/usr.bin/make/main.c:1.547 --- src/usr.bin/make/main.c:1.546 Wed Dec 15 12:24:13 2021 +++ src/usr.bin/make/main.c Wed Dec 15 12:58:01 2021 @@ -1,4 +1,4 @@ -/* $NetBSD: main.c,v 1.546 2021/12/15 12:24:13 rillig Exp $ */ +/* $NetBSD: main.c,v 1.547 2021/12/15 12:58:01 rillig Exp $ */ /* * Copyright (c) 1988, 1989, 1990, 1993 @@ -111,7 +111,7 @@ #include "trace.h" /* "@(#)main.c 8.3 (Berkeley) 3/19/94" */ -MAKE_RCSID("$NetBSD: main.c,v 1.546 2021/12/15 12:24:13 rillig Exp $"); +MAKE_RCSID("$NetBSD: main.c,v 1.547 2021/12/15 12:58:01 rillig Exp $"); #if defined(MAKE_NATIVE) && !defined(lint) __COPYRIGHT("@(#) Copyright (c) 1988, 1989, 1990, 1993 " "The Regents of the University of California. " @@ -134,7 +134,7 @@ static const char *tracefile; static int ReadMakefile(const char *); static void purge_relative_cached_realpaths(void); -static bool ignorePWD; /* if we use -C, PWD is meaningless */ +static bool ignorePWD; /* if we use -C, PWD is meaningless */ static char objdir[MAXPATHLEN + 1]; /* where we chdir'ed to */ char curdir[MAXPATHLEN + 1]; /* Startup directory */ const char *progname; @@ -619,7 +619,10 @@ rearg: /* '-' found at some earlier point */ optspec = strchr(optspecs, c); if (c != '\0' && optspec != NULL && optspec[1] == ':') { - /* -<something> found, and <something> should have an arg */ + /* + * -<something> found, and <something> should have an + * argument + */ inOption = false; arginc = 1; argvalue = optscan; @@ -906,7 +909,7 @@ static bool runTargets(void) { GNodeList targs = LST_INIT; /* target nodes to create */ - bool outOfDate; /* false if all targets up to date */ + bool outOfDate; /* false if all targets up to date */ /* * Have now read the entire graph and need to make a list of @@ -1226,8 +1229,13 @@ ReadBuiltinRules(void) Fatal("%s: cannot open %s.", progname, (const char *)sysMkFiles.first->datum); - /* Free the list nodes but not the actual filenames since these may - * still be used in GNodes. */ + /* + * Free the list nodes but not the actual filenames since these may + * still be used in GNodes. + * + * TODO: Check whether the above is still true after Str_Intern has + * been added. + */ Lst_Done(&sysMkFiles); } @@ -1317,10 +1325,12 @@ ReadFirstDefaultMakefile(void) SCOPE_CMDLINE, VARE_WANTRES, &prefs); /* TODO: handle errors */ - /* XXX: This should use a local list instead of opts.makefiles - * since these makefiles do not come from the command line. They - * also have different semantics in that only the first file that - * is found is processed. See ReadAllMakefiles. */ + /* + * XXX: This should use a local list instead of opts.makefiles since + * these makefiles do not come from the command line. They also have + * different semantics in that only the first file that is found is + * processed. See ReadAllMakefiles. + */ (void)str2Lst_Append(&opts.makefiles, prefs); for (ln = opts.makefiles.first; ln != NULL; ln = ln->next) @@ -1390,7 +1400,7 @@ main_Init(int argc, char **argv) #ifdef MAKE_VERSION Global_Set("MAKE_VERSION", MAKE_VERSION); #endif - Global_Set(".newline", "\n"); /* handy for :@ loops */ + Global_Set(".newline", "\n"); /* handy for :@ loops */ /* * This is the traditional preference for makefiles. */ @@ -1811,7 +1821,7 @@ Cmd_Exec(const char *cmd, const char **e (void)execv(shellPath, UNCONST(args)); _exit(1); - /*NOTREACHED*/ + /* NOTREACHED */ case -1: *errfmt = "Couldn't exec \"%s\""; @@ -1850,7 +1860,10 @@ Cmd_Exec(const char *cmd, const char **e else if (WEXITSTATUS(status) != 0) *errfmt = "\"%s\" returned non-zero status"; - /* Convert newlines to spaces. A final newline is just stripped */ + /* + * Convert newlines to spaces. A final newline is just + * stripped. + */ if (res_len > 0 && res[res_len - 1] == '\n') res[res_len - 1] = '\0'; for (cp = res; *cp != '\0'; cp++) @@ -2044,8 +2057,10 @@ purge_relative_cached_realpaths(void) if (he->key[0] != '/') { DEBUG1(DIR, "cached_realpath: purging %s\n", he->key); HashTable_DeleteEntry(&cached_realpaths, he); - /* XXX: What about the allocated he->value? Either - * free them or document why they cannot be freed. */ + /* + * XXX: What about the allocated he->value? Either + * free them or document why they cannot be freed. + */ } he = nhe; } Index: src/usr.bin/make/make.c diff -u src/usr.bin/make/make.c:1.248 src/usr.bin/make/make.c:1.249 --- src/usr.bin/make/make.c:1.248 Sun Nov 28 23:12:51 2021 +++ src/usr.bin/make/make.c Wed Dec 15 12:58:01 2021 @@ -1,4 +1,4 @@ -/* $NetBSD: make.c,v 1.248 2021/11/28 23:12:51 rillig Exp $ */ +/* $NetBSD: make.c,v 1.249 2021/12/15 12:58:01 rillig Exp $ */ /* * Copyright (c) 1988, 1989, 1990, 1993 @@ -104,7 +104,7 @@ #include "job.h" /* "@(#)make.c 8.1 (Berkeley) 6/6/93" */ -MAKE_RCSID("$NetBSD: make.c,v 1.248 2021/11/28 23:12:51 rillig Exp $"); +MAKE_RCSID("$NetBSD: make.c,v 1.249 2021/12/15 12:58:01 rillig Exp $"); /* Sequence # to detect recursion. */ static unsigned int checked_seqno = 1; @@ -599,8 +599,9 @@ Make_Recheck(GNode *gn) } #endif - /* XXX: The returned mtime may differ from gn->mtime. - * Intentionally? */ + /* + * XXX: The returned mtime may differ from gn->mtime. Intentionally? + */ return mtime; } @@ -952,7 +953,9 @@ MakeBuildChild(GNode *cn, GNodeListNode /* If this node is on the RHS of a .ORDER, check LHSs. */ if (IsWaitingForOrder(cn)) { - /* Can't build this (or anything else in this child list) yet */ + /* + * Can't build this (or anything else in this child list) yet + */ cn->made = DEFERRED; return false; /* but keep looking */ } @@ -1327,7 +1330,9 @@ add_wait_dependency(GNodeListNode *owln, DEBUG3(MAKE, ".WAIT: add dependency %s%s -> %s\n", cn->name, cn->cohort_num, wn->name); - /* XXX: This pattern should be factored out, it repeats often */ + /* + * XXX: This pattern should be factored out, it repeats often + */ Lst_Append(&wn->children, cn); wn->unmade++; Lst_Append(&cn->parents, wn); Index: src/usr.bin/make/make.h diff -u src/usr.bin/make/make.h:1.276 src/usr.bin/make/make.h:1.277 --- src/usr.bin/make/make.h:1.276 Wed Dec 15 12:08:25 2021 +++ src/usr.bin/make/make.h Wed Dec 15 12:58:01 2021 @@ -1,4 +1,4 @@ -/* $NetBSD: make.h,v 1.276 2021/12/15 12:08:25 rillig Exp $ */ +/* $NetBSD: make.h,v 1.277 2021/12/15 12:58:01 rillig Exp $ */ /* * Copyright (c) 1988, 1989, 1990, 1993 @@ -196,26 +196,34 @@ typedef unsigned char bool; typedef enum GNodeMade { /* Not examined yet. */ UNMADE, - /* The node has been examined but is not yet ready since its - * dependencies have to be made first. */ + /* + * The node has been examined but is not yet ready since its + * dependencies have to be made first. + */ DEFERRED, /* The node is on the toBeMade list. */ REQUESTED, - /* The node is already being made. Trying to build a node in this - * state indicates a cycle in the graph. */ + /* + * The node is already being made. Trying to build a node in this + * state indicates a cycle in the graph. + */ BEINGMADE, /* Was out-of-date and has been made. */ MADE, /* Was already up-to-date, does not need to be made. */ UPTODATE, - /* An error occurred while it was being made. - * Used only in compat mode. */ + /* + * An error occurred while it was being made. Used only in compat + * mode. + */ ERROR, - /* The target was aborted due to an error making a dependency. - * Used only in compat mode. */ + /* + * The target was aborted due to an error making a dependency. Used + * only in compat mode. + */ ABORTED } GNodeMade; @@ -231,16 +239,22 @@ typedef enum GNodeMade { typedef enum GNodeType { OP_NONE = 0, - /* The dependency operator ':' is the most common one. The commands - * of this node are executed if any child is out-of-date. */ + /* + * The dependency operator ':' is the most common one. The commands + * of this node are executed if any child is out-of-date. + */ OP_DEPENDS = 1 << 0, - /* The dependency operator '!' always executes its commands, even if - * its children are up-to-date. */ + /* + * The dependency operator '!' always executes its commands, even if + * its children are up-to-date. + */ OP_FORCE = 1 << 1, - /* The dependency operator '::' behaves like ':', except that it + /* + * The dependency operator '::' behaves like ':', except that it * allows multiple dependency groups to be defined. Each of these - * groups is executed on its own, independently from the others. - * Each individual dependency group is called a cohort. */ + * groups is executed on its own, independently from the others. Each + * individual dependency group is called a cohort. + */ OP_DOUBLEDEP = 1 << 2, /* Matches the dependency operators ':', '!' and '::'. */ @@ -250,21 +264,29 @@ typedef enum GNodeType { OP_OPTIONAL = 1 << 3, /* Use associated commands for parents. */ OP_USE = 1 << 4, - /* Target is never out of date, but always execute commands anyway. - * Its time doesn't matter, so it has none...sort of. */ + /* + * Target is never out of date, but always execute commands anyway. + * Its time doesn't matter, so it has none...sort of. + */ OP_EXEC = 1 << 5, - /* Ignore non-zero exit status from shell commands when creating the - * node. */ + /* + * Ignore non-zero exit status from shell commands when creating the + * node. + */ OP_IGNORE = 1 << 6, /* Don't remove the target when interrupted. */ OP_PRECIOUS = 1 << 7, /* Don't echo commands when executed. */ OP_SILENT = 1 << 8, - /* Target is a recursive make so its commands should always be - * executed when it is out of date, regardless of the state of the - * -n or -t flags. */ + /* + * Target is a recursive make so its commands should always be + * executed when it is out of date, regardless of the state of the -n + * or -t flags. + */ OP_MAKE = 1 << 9, - /* Target is out-of-date only if any of its children was out-of-date. */ + /* + * Target is out-of-date only if any of its children was out-of-date. + */ OP_JOIN = 1 << 10, /* Assume the children of the node have been already made. */ OP_MADE = 1 << 11, @@ -272,20 +294,26 @@ typedef enum GNodeType { OP_SPECIAL = 1 << 12, /* Like .USE, only prepend commands. */ OP_USEBEFORE = 1 << 13, - /* The node is invisible to its parents. I.e. it doesn't show up in - * the parents' local variables (.IMPSRC, .ALLSRC). */ + /* + * The node is invisible to its parents. I.e. it doesn't show up in + * the parents' local variables (.IMPSRC, .ALLSRC). + */ OP_INVISIBLE = 1 << 14, - /* The node does not become the main target, even if it is the first - * target in the first makefile. */ + /* + * The node does not become the main target, even if it is the first + * target in the first makefile. + */ OP_NOTMAIN = 1 << 15, /* Not a file target; run always. */ OP_PHONY = 1 << 16, /* Don't search for the file in the path. */ OP_NOPATH = 1 << 17, - /* In a dependency line "target: source1 .WAIT source2", source1 is + /* + * In a dependency line "target: source1 .WAIT source2", source1 is * made first, including its children. Once that is finished, * source2 is made, including its children. The .WAIT keyword may - * appear more than once in a single dependency declaration. */ + * appear more than once in a single dependency declaration. + */ OP_WAIT = 1 << 18, /* .NOMETA do not create a .meta file */ OP_NOMETA = 1 << 19, @@ -303,23 +331,32 @@ typedef enum GNodeType { /* Target is a member of an archive */ /* XXX: How does this differ from OP_ARCHV? */ OP_MEMBER = 1 << 29, - /* The node is a library, - * its name has the form "-l<libname>" */ + /* + * The node is a library, its name has the form "-l<libname>". + */ OP_LIB = 1 << 28, - /* The node is an archive member, - * its name has the form "archive(member)" */ + /* + * The node is an archive member, its name has the form + * "archive(member)". + */ /* XXX: How does this differ from OP_MEMBER? */ OP_ARCHV = 1 << 27, - /* Target has all the commands it should. Used when parsing to catch + /* + * Target has all the commands it should. Used when parsing to catch * multiple command groups for a target. Only applies to the - * dependency operators ':' and '!', but not to '::'. */ + * dependency operators ':' and '!', but not to '::'. + */ OP_HAS_COMMANDS = 1 << 26, - /* The special command "..." has been seen. All further commands from - * this node will be saved on the .END node instead, to be executed at - * the very end. */ + /* + * The special command "..." has been seen. All further commands from + * this node will be saved on the .END node instead, to be executed + * at the very end. + */ OP_SAVE_CMDS = 1 << 25, - /* Already processed by Suff_FindDeps, to find dependencies from - * suffix transformation rules. */ + /* + * Already processed by Suff_FindDeps, to find dependencies from + * suffix transformation rules. + */ OP_DEPS_FOUND = 1 << 24, /* Node found while expanding .ALLSRC */ OP_MARK = 1 << 23, @@ -367,14 +404,20 @@ typedef struct GNode { char *name; /* The unexpanded name of a .USE node */ char *uname; - /* The full pathname of the file belonging to the target. + /* + * The full pathname of the file belonging to the target. + * * XXX: What about .PHONY targets? These don't have an associated - * path. */ + * path. + */ char *path; - /* The type of operator used to define the sources (see the OP flags + /* + * The type of operator used to define the sources (see the OP flags * below). - * XXX: This looks like a wild mixture of type and flags. */ + * + * XXX: This looks like a wild mixture of type and flags. + */ GNodeType type; GNodeFlags flags; @@ -383,29 +426,39 @@ typedef struct GNode { /* The number of unmade children */ int unmade; - /* The modification time; 0 means the node does not have a - * corresponding file; see GNode_IsOODate. */ + /* + * The modification time; 0 means the node does not have a + * corresponding file; see GNode_IsOODate. + */ time_t mtime; struct GNode *youngestChild; - /* The GNodes for which this node is an implied source. May be empty. - * For example, when there is an inference rule for .c.o, the node for - * file.c has the node for file.o in this list. */ + /* + * The GNodes for which this node is an implied source. May be empty. + * For example, when there is an inference rule for .c.o, the node + * for file.c has the node for file.o in this list. + */ GNodeList implicitParents; - /* The nodes that depend on this one, or in other words, the nodes for - * which this is a source. */ + /* + * The nodes that depend on this one, or in other words, the nodes + * for which this is a source. + */ GNodeList parents; /* The nodes on which this one depends. */ GNodeList children; - /* .ORDER nodes we need made. The nodes that must be made (if they're + /* + * .ORDER nodes we need made. The nodes that must be made (if they're * made) before this node can be made, but that do not enter into the - * datedness of this node. */ + * datedness of this node. + */ GNodeList order_pred; - /* .ORDER nodes who need us. The nodes that must be made (if they're + /* + * .ORDER nodes who need us. The nodes that must be made (if they're * made at all) after this node is made, but that do not depend on - * this node, in the normal sense. */ + * this node, in the normal sense. + */ GNodeList order_succ; /* @@ -417,8 +470,10 @@ typedef struct GNode { char cohort_num[8]; /* The number of unmade instances on the cohorts list */ int unmade_cohorts; - /* Pointer to the first instance of a '::' node; only set when on a - * cohorts list */ + /* + * Pointer to the first instance of a '::' node; only set when on a + * cohorts list + */ struct GNode *centurion; /* Last time (sequence number) we tried to make this node */ @@ -437,8 +492,10 @@ typedef struct GNode { /* The commands to be given to a shell to create this target. */ StringList commands; - /* Suffix for the node (determined by Suff_FindDeps and opaque to - * everyone but the Suff module) */ + /* + * Suffix for the node (determined by Suff_FindDeps and opaque to + * everyone but the Suff module) + */ struct Suffix *suffix; /* Filename where the GNode got defined, unlimited lifetime */ @@ -449,8 +506,10 @@ typedef struct GNode { /* Error levels for diagnostics during parsing. */ typedef enum ParseErrorLevel { - /* Exit when the current top-level makefile has been parsed - * completely. */ + /* + * Exit when the current top-level makefile has been parsed + * completely. + */ PARSE_FATAL = 1, /* Print "warning"; may be upgraded to fatal by the -w option. */ PARSE_WARNING, @@ -468,13 +527,13 @@ typedef enum CondEvalResult { } CondEvalResult; /* Names of the variables that are "local" to a specific target. */ -#define TARGET "@" /* Target of dependency */ -#define OODATE "?" /* All out-of-date sources */ -#define ALLSRC ">" /* All sources */ -#define IMPSRC "<" /* Source implied by transformation */ -#define PREFIX "*" /* Common prefix */ -#define ARCHIVE "!" /* Archive in "archive(member)" syntax */ -#define MEMBER "%" /* Member in "archive(member)" syntax */ +#define TARGET "@" /* Target of dependency */ +#define OODATE "?" /* All out-of-date sources */ +#define ALLSRC ">" /* All sources */ +#define IMPSRC "<" /* Source implied by transformation */ +#define PREFIX "*" /* Common prefix */ +#define ARCHIVE "!" /* Archive in "archive(member)" syntax */ +#define MEMBER "%" /* Member in "archive(member)" syntax */ /* * Global Variables @@ -608,17 +667,21 @@ typedef struct CmdOpts { /* -B: whether we are make compatible */ bool compatMake; - /* -d: debug control: There is one bit per module. It is up to the - * module what debug information to print. */ + /* + * -d: debug control: There is one bit per module. It is up to the + * module what debug information to print. + */ DebugFlags debug; /* -df: debug output is written here - default stderr */ FILE *debug_file; - /* -dL: lint mode + /* + * -dL: lint mode * * Runs make in strict mode, with additional checks and better error - * handling. */ + * handling. + */ bool strict; /* -dV: for the -V option, print unexpanded variable values */ @@ -633,12 +696,16 @@ typedef struct CmdOpts { /* -i: if true, ignore all errors from shell commands */ bool ignoreErrors; - /* -j: the maximum number of jobs that can run in parallel; - * this is coordinated with the submakes */ + /* + * -j: the maximum number of jobs that can run in parallel; this is + * coordinated with the submakes + */ int maxJobs; - /* -k: if true and an error occurs while making a node, continue - * making nodes that do not depend on the erroneous node */ + /* + * -k: if true and an error occurs while making a node, continue + * making nodes that do not depend on the erroneous node + */ bool keepgoing; /* -N: execute no commands from the targets */ @@ -659,8 +726,10 @@ typedef struct CmdOpts { /* -s: don't echo the shell commands before executing them */ bool beSilent; - /* -t: touch the targets if they are out-of-date, but don't actually - * make them */ + /* + * -t: touch the targets if they are out-of-date, but don't actually + * make them + */ bool touchFlag; /* -[Vv]: print expanded or unexpanded selected variables */ @@ -674,12 +743,16 @@ typedef struct CmdOpts { /* -w: print 'Entering' and 'Leaving' for submakes */ bool enterFlag; - /* -X: if true, do not export variables set on the command line to the - * environment. */ + /* + * -X: if true, do not export variables set on the command line to + * the environment. + */ bool varNoExportEnv; - /* The target names specified on the command line. - * Used to resolve .if make(...) statements. */ + /* + * The target names specified on the command line. Used to resolve + * .if make(...) statements. + */ StringList create; } CmdOpts; Index: src/usr.bin/make/nonints.h diff -u src/usr.bin/make/nonints.h:1.220 src/usr.bin/make/nonints.h:1.221 --- src/usr.bin/make/nonints.h:1.220 Wed Dec 15 10:04:49 2021 +++ src/usr.bin/make/nonints.h Wed Dec 15 12:58:01 2021 @@ -1,4 +1,4 @@ -/* $NetBSD: nonints.h,v 1.220 2021/12/15 10:04:49 rillig Exp $ */ +/* $NetBSD: nonints.h,v 1.221 2021/12/15 12:58:01 rillig Exp $ */ /* * Copyright (c) 1988, 1989, 1990, 1993 @@ -270,8 +270,10 @@ typedef enum VarSetFlags { /* do not export */ VAR_SET_NO_EXPORT = 1 << 0, - /* Make the variable read-only. No further modification is possible, - * except for another call to Var_Set with the same flag. */ + /* + * Make the variable read-only. No further modification is possible, + * except for another call to Var_Set with the same flag. + */ VAR_SET_READONLY = 1 << 1 } VarSetFlags; Index: src/usr.bin/make/parse.c diff -u src/usr.bin/make/parse.c:1.582 src/usr.bin/make/parse.c:1.583 --- src/usr.bin/make/parse.c:1.582 Wed Dec 15 10:12:20 2021 +++ src/usr.bin/make/parse.c Wed Dec 15 12:58:01 2021 @@ -1,4 +1,4 @@ -/* $NetBSD: parse.c,v 1.582 2021/12/15 10:12:20 rillig Exp $ */ +/* $NetBSD: parse.c,v 1.583 2021/12/15 12:58:01 rillig Exp $ */ /* * Copyright (c) 1988, 1989, 1990, 1993 @@ -109,7 +109,7 @@ #include "pathnames.h" /* "@(#)parse.c 8.3 (Berkeley) 3/19/94" */ -MAKE_RCSID("$NetBSD: parse.c,v 1.582 2021/12/15 10:12:20 rillig Exp $"); +MAKE_RCSID("$NetBSD: parse.c,v 1.583 2021/12/15 12:58:01 rillig Exp $"); /* types and constants */ @@ -569,8 +569,10 @@ PrintLocation(FILE *f, const char *fname return; } - /* Find out which makefile is the culprit. - * We try ${.PARSEDIR} and apply realpath(3) if not absolute. */ + /* + * Find out which makefile is the culprit. We try ${.PARSEDIR} and + * apply realpath(3) if not absolute. + */ dir = Var_Value(SCOPE_GLOBAL, ".PARSEDIR"); if (dir.str == NULL) @@ -1251,7 +1253,9 @@ ParseDependencyCheckSpec(ParseSpecial sp * shouldn't be empty. */ case SP_NOT: - /* Nothing special here -- targets can be empty if it wants. */ + /* + * Nothing special here -- targets can be empty if it wants. + */ break; default: Parse_Error(PARSE_WARNING, @@ -1651,8 +1655,8 @@ ParseDependency(char *line) { char *cp; /* our current position */ GNodeType op; /* the operator on the line */ - SearchPathList *paths; /* search paths to alter when parsing - * a list of .PATH targets */ + SearchPathList *paths; /* search paths to alter when parsing a list + * of .PATH targets */ GNodeType tOp; /* operator from special target */ /* target names to be found and added to the targets list */ StringList curTargs = LST_INIT; @@ -1963,7 +1967,7 @@ static void VarAssignSpecial(const char *name, const char *avalue) { if (strcmp(name, MAKEOVERRIDES) == 0) - Main_ExportMAKEFLAGS(false); /* re-export MAKEFLAGS */ + Main_ExportMAKEFLAGS(false); /* re-export MAKEFLAGS */ else if (strcmp(name, ".CURDIR") == 0) { /* * Someone is being (too?) clever... @@ -1982,7 +1986,7 @@ VarAssignSpecial(const char *name, const void Parse_Var(VarAssign *var, GNode *scope) { - FStr avalue; /* actual value (maybe expanded) */ + FStr avalue; /* actual value (maybe expanded) */ VarCheckSyntax(var->op, var->value, scope); if (VarAssign_Eval(var->varname, var->op, var->value, scope, &avalue)) { @@ -2558,7 +2562,10 @@ ParseEOF(void) if (ptr != NULL) return true; /* Iterate again */ - /* Ensure the makefile (or loop) didn't have mismatched conditionals */ + /* + * Ensure the makefile (or .for loop) didn't have mismatched + * conditionals. + */ Cond_restore_depth(curFile->cond_depth); if (curFile->lf != NULL) { @@ -2793,7 +2800,7 @@ ParseGetLine(GetLineMode mode) break; } - /* Brutally ignore anything after a non-escaped '#' in non-commands. */ + /* Ignore anything after a non-escaped '#' in non-commands. */ if (firstComment != NULL && line[0] != '\t') *firstComment = '\0'; @@ -3087,20 +3094,22 @@ ParseDependencyLine(char *line) * in which the middle is interpreted as a source, not a target. */ - /* In lint mode, allow undefined variables to appear in - * dependency lines. + /* + * In lint mode, allow undefined variables to appear in dependency + * lines. * - * Ideally, only the right-hand side would allow undefined - * variables since it is common to have optional dependencies. - * Having undefined variables on the left-hand side is more - * unusual though. Since both sides are expanded in a single - * pass, there is not much choice what to do here. + * Ideally, only the right-hand side would allow undefined variables + * since it is common to have optional dependencies. Having undefined + * variables on the left-hand side is more unusual though. Since + * both sides are expanded in a single pass, there is not much choice + * what to do here. * - * In normal mode, it does not matter whether undefined - * variables are allowed or not since as of 2020-09-14, - * Var_Parse does not print any parse errors in such a case. - * It simply returns the special empty string var_Error, - * which cannot be detected in the result of Var_Subst. */ + * In normal mode, it does not matter whether undefined variables are + * allowed or not since as of 2020-09-14, Var_Parse does not print + * any parse errors in such a case. It simply returns the special + * empty string var_Error, which cannot be detected in the result of + * Var_Subst. + */ emode = opts.strict ? VARE_WANTRES : VARE_UNDEFERR; (void)Var_Subst(line, SCOPE_CMDLINE, emode, &expanded_line); /* TODO: handle errors */ Index: src/usr.bin/make/suff.c diff -u src/usr.bin/make/suff.c:1.359 src/usr.bin/make/suff.c:1.360 --- src/usr.bin/make/suff.c:1.359 Wed Dec 15 12:24:13 2021 +++ src/usr.bin/make/suff.c Wed Dec 15 12:58:01 2021 @@ -1,4 +1,4 @@ -/* $NetBSD: suff.c,v 1.359 2021/12/15 12:24:13 rillig Exp $ */ +/* $NetBSD: suff.c,v 1.360 2021/12/15 12:58:01 rillig Exp $ */ /* * Copyright (c) 1988, 1989, 1990, 1993 @@ -115,7 +115,7 @@ #include "dir.h" /* "@(#)suff.c 8.4 (Berkeley) 3/21/94" */ -MAKE_RCSID("$NetBSD: suff.c,v 1.359 2021/12/15 12:24:13 rillig Exp $"); +MAKE_RCSID("$NetBSD: suff.c,v 1.360 2021/12/15 12:58:01 rillig Exp $"); typedef List SuffixList; typedef ListNode SuffixListNode; @@ -207,20 +207,26 @@ typedef struct Suffix { typedef struct Candidate { /* The file or node to look for. */ char *file; - /* The prefix from which file was formed. - * Its memory is shared among all candidates. */ + /* + * The prefix from which file was formed. Its memory is shared among + * all candidates. + */ char *prefix; /* The suffix on the file. */ Suffix *suff; - /* The candidate that can be made from this, - * or NULL for the top-level candidate. */ + /* + * The candidate that can be made from this, or NULL for the + * top-level candidate. + */ struct Candidate *parent; /* The node describing the file. */ GNode *node; - /* Count of existing children, only used for memory management, so we - * don't free this candidate too early or too late. */ + /* + * Count of existing children, only used for memory management, so we + * don't free this candidate too early or too late. + */ int numChildren; #ifdef DEBUG_SRC CandidateList childrenList; @@ -692,7 +698,9 @@ RebuildGraph(GNode *transform, Suffix *s size_t nameLen = strlen(name); const char *toName; - /* See if it is a transformation from this suffix to another suffix. */ + /* + * See if it is a transformation from this suffix to another suffix. + */ toName = StrTrimPrefix(suff->name, name); if (toName != NULL) { Suffix *to = FindSuffixByName(toName); @@ -702,7 +710,9 @@ RebuildGraph(GNode *transform, Suffix *s } } - /* See if it is a transformation from another suffix to this suffix. */ + /* + * See if it is a transformation from another suffix to this suffix. + */ toName = Suffix_TrimSuffix(suff, nameLen, name + nameLen); if (toName != NULL) { Suffix *from = FindSuffixByNameLen(name, @@ -1197,7 +1207,9 @@ FindCmds(Candidate *targ, CandidateSearc base = str_basename(sgn->name); if (strncmp(base, targ->prefix, prefLen) != 0) continue; - /* The node matches the prefix, see if it has a known suffix. */ + /* + * The node matches the prefix, see if it has a known suffix. + */ suff = FindSuffixByName(base + prefLen); if (suff == NULL) continue; @@ -1254,7 +1266,7 @@ ExpandWildcards(GNodeListNode *cln, GNod DEBUG1(SUFF, "%s...", cp); gn = Targ_GetNode(cp); - /* Add gn to the parents child list before the original child */ + /* Insert gn before the original child. */ Lst_InsertBefore(&pgn->children, cln, gn); Lst_Append(&gn->parents, pgn); pgn->unmade++; Index: src/usr.bin/make/trace.c diff -u src/usr.bin/make/trace.c:1.29 src/usr.bin/make/trace.c:1.30 --- src/usr.bin/make/trace.c:1.29 Tue Sep 21 23:06:18 2021 +++ src/usr.bin/make/trace.c Wed Dec 15 12:58:01 2021 @@ -1,4 +1,4 @@ -/* $NetBSD: trace.c,v 1.29 2021/09/21 23:06:18 rillig Exp $ */ +/* $NetBSD: trace.c,v 1.30 2021/12/15 12:58:01 rillig Exp $ */ /* * Copyright (c) 2000 The NetBSD Foundation, Inc. @@ -48,7 +48,7 @@ #include "job.h" #include "trace.h" -MAKE_RCSID("$NetBSD: trace.c,v 1.29 2021/09/21 23:06:18 rillig Exp $"); +MAKE_RCSID("$NetBSD: trace.c,v 1.30 2021/12/15 12:58:01 rillig Exp $"); static FILE *trfile; static pid_t trpid; @@ -69,8 +69,10 @@ Trace_Init(const char *pathname) if (pathname != NULL) { FStr curDir; trpid = getpid(); - /* XXX: This variable may get overwritten later, which - * would make trwd point to undefined behavior. */ + /* + * XXX: This variable may get overwritten later, which would + * make trwd point to undefined behavior. + */ curDir = Var_Value(SCOPE_GLOBAL, ".CURDIR"); trwd = curDir.str; Index: src/usr.bin/make/util.c diff -u src/usr.bin/make/util.c:1.77 src/usr.bin/make/util.c:1.78 --- src/usr.bin/make/util.c:1.77 Wed Dec 15 12:24:13 2021 +++ src/usr.bin/make/util.c Wed Dec 15 12:58:01 2021 @@ -1,4 +1,4 @@ -/* $NetBSD: util.c,v 1.77 2021/12/15 12:24:13 rillig Exp $ */ +/* $NetBSD: util.c,v 1.78 2021/12/15 12:58:01 rillig Exp $ */ /* * Missing stuff from OS's @@ -15,7 +15,7 @@ #include "make.h" -MAKE_RCSID("$NetBSD: util.c,v 1.77 2021/12/15 12:24:13 rillig Exp $"); +MAKE_RCSID("$NetBSD: util.c,v 1.78 2021/12/15 12:58:01 rillig Exp $"); #if !defined(MAKE_NATIVE) && !defined(HAVE_STRERROR) extern int errno, sys_nerr; @@ -75,7 +75,7 @@ unsetenv(const char *name) return -1; } - while (findenv(name, &offset)) { /* if set multiple times */ + while (findenv(name, &offset)) { /* if set multiple times */ for (p = &environ[offset];; p++) if (!(*p = *(p + 1))) break; @@ -96,7 +96,7 @@ setenv(const char *name, const char *val return -1; } - if (*value == '=') /* no `=' in value */ + if (*value == '=') /* no `=' in value */ value++; l_value = strlen(value); Index: src/usr.bin/make/var.c diff -u src/usr.bin/make/var.c:1.987 src/usr.bin/make/var.c:1.988 --- src/usr.bin/make/var.c:1.987 Wed Dec 15 11:58:40 2021 +++ src/usr.bin/make/var.c Wed Dec 15 12:58:01 2021 @@ -1,4 +1,4 @@ -/* $NetBSD: var.c,v 1.987 2021/12/15 11:58:40 rillig Exp $ */ +/* $NetBSD: var.c,v 1.988 2021/12/15 12:58:01 rillig Exp $ */ /* * Copyright (c) 1988, 1989, 1990, 1993 @@ -140,7 +140,7 @@ #include "metachar.h" /* "@(#)var.c 8.3 (Berkeley) 3/19/94" */ -MAKE_RCSID("$NetBSD: var.c,v 1.987 2021/12/15 11:58:40 rillig Exp $"); +MAKE_RCSID("$NetBSD: var.c,v 1.988 2021/12/15 12:58:01 rillig Exp $"); /* * Variables are defined using one of the VAR=value assignments. Their @@ -1023,8 +1023,10 @@ Var_SetWithFlags(GNode *scope, const cha if (!opts.varNoExportEnv) setenv(name, val, 1); /* XXX: What about .MAKE.EXPORTED? */ - /* XXX: Why not just mark the variable for needing export, - * as in ExportVarPlain? */ + /* + * XXX: Why not just mark the variable for needing export, as + * in ExportVarPlain? + */ Global_Append(MAKEOVERRIDES, name); } @@ -1834,7 +1836,9 @@ SubstringWords_JoinFree(SubstringWords w for (i = 0; i < words.len; i++) { if (i != 0) { - /* XXX: Use ch->sep instead of ' ', for consistency. */ + /* + * XXX: Use ch->sep instead of ' ', for consistency. + */ Buf_AddByte(&buf, ' '); } Buf_AddBytesBetween(&buf, @@ -2232,11 +2236,15 @@ ParseModifierPartSubst( VarEvalMode emode, ModChain *ch, LazyBuf *part, - /* For the first part of the modifier ':S', set anchorEnd if the last - * character of the pattern is a $. */ + /* + * For the first part of the modifier ':S', set anchorEnd if the last + * character of the pattern is a $. + */ PatternFlags *out_pflags, - /* For the second part of the :S modifier, allow ampersands to be - * escaped and replace unescaped ampersands with subst->lhs. */ + /* + * For the second part of the :S modifier, allow ampersands to be escaped + * and replace unescaped ampersands with subst->lhs. + */ struct ModifyWord_SubstArgs *subst ) { @@ -2506,9 +2514,11 @@ ApplyModifier_Defined(const char **pp, M LazyBuf_Init(&buf, p); while (!IsDelimiter(*p, ch) && *p != '\0') { - /* XXX: This code is similar to the one in Var_Parse. - * See if the code can be merged. - * See also ApplyModifier_Match and ParseModifierPart. */ + /* + * XXX: This code is similar to the one in Var_Parse. See if + * the code can be merged. See also ApplyModifier_Match and + * ParseModifierPart. + */ /* Escaped delimiter or other special character */ /* See Buf_AddEscaped in for.c. */ @@ -2716,7 +2726,7 @@ ApplyModifier_ShellCommand(const char ** else Expr_SetValueRefer(expr, ""); if (errfmt != NULL) - Error(errfmt, cmd.str); /* XXX: why still return AMR_OK? */ + Error(errfmt, cmd.str); /* XXX: why still return AMR_OK? */ FStr_Done(&cmd); Expr_Define(expr); @@ -2765,7 +2775,9 @@ ApplyModifier_Range(const char **pp, Mod for (i = 0; i < n; i++) { if (i != 0) { - /* XXX: Use ch->sep instead of ' ', for consistency. */ + /* + * XXX: Use ch->sep instead of ' ', for consistency. + */ Buf_AddByte(&buf, ' '); } Buf_AddInt(&buf, 1 + (int)i); @@ -3452,7 +3464,7 @@ ApplyModifier_IfElse(const char **pp, Mo else_emode = expr->emode; } - (*pp)++; /* skip past the '?' */ + (*pp)++; /* skip past the '?' */ res = ParseModifierPart(pp, ':', then_emode, ch, &thenBuf); if (res != VPR_OK) return AMR_CLEANUP; @@ -3723,7 +3735,9 @@ ApplyModifier_SysV(const char **pp, ModC if (res != VPR_OK) return AMR_CLEANUP; - /* The SysV modifier lasts until the end of the variable expression. */ + /* + * The SysV modifier lasts until the end of the variable expression. + */ res = ParseModifierPart(pp, ch->endc, expr->emode, ch, &rhsBuf); if (res != VPR_OK) { LazyBuf_Done(&lhsBuf); @@ -4098,7 +4112,7 @@ ApplyModifiers( } *pp = p; - assert(Expr_Str(expr) != NULL); /* Use var_Error or varUndefined. */ + assert(Expr_Str(expr) != NULL); /* Use var_Error or varUndefined. */ return; bad_modifier: @@ -4409,8 +4423,10 @@ ParseVarnameLong( v = VarFindSubstring(name, scope, true); - /* At this point, p points just after the variable name, - * either at ':' or at endc. */ + /* + * At this point, p points just after the variable name, either at + * ':' or at endc. + */ if (v == NULL && Substring_Equals(name, ".SUFFIXES")) { char *suffixes = Suff_NamesStr(); @@ -4643,7 +4659,7 @@ Var_Parse(const char **pp, GNode *scope, } if (haveModifier) { - p++; /* Skip initial colon. */ + p++; /* Skip initial colon. */ ApplyModifiers(&expr, &p, startc, endc); } @@ -4726,10 +4742,12 @@ VarSubstExpr(const char **pp, Buffer *bu p = nested_p; *inout_errorReported = true; } else { - /* Copy the initial '$' of the undefined expression, + /* + * Copy the initial '$' of the undefined expression, * thereby deferring expansion of the expression, but - * expand nested expressions if already possible. - * See unit-tests/varparse-undef-partial.mk. */ + * expand nested expressions if already possible. See + * unit-tests/varparse-undef-partial.mk. + */ Buf_AddByte(buf, *p); p++; } @@ -4776,8 +4794,10 @@ Var_Subst(const char *str, GNode *scope, const char *p = str; Buffer res; - /* Set true if an error has already been reported, - * to prevent a plethora of messages when recursing */ + /* + * Set true if an error has already been reported, to prevent a + * plethora of messages when recursing + */ /* XXX: Why is the 'static' necessary here? */ static bool errorReported;