+/* $XConsortium: main.c /main/84 1996/12/04 10:11:23 swick $ */
+/* $XFree86: xc/config/makedepend/main.c,v 3.11.2.1 1997/05/11 05:04:07 dawes Exp $ */
+/*
+
+Copyright (c) 1993, 1994 X Consortium
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of the X Consortium shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from the X Consortium.
+
+*/
+
+#include "def.h"
+#ifdef hpux
+#define sigvec sigvector
+#endif /* hpux */
+
+#ifdef X_POSIX_C_SOURCE
+#define _POSIX_C_SOURCE X_POSIX_C_SOURCE
+#include <signal.h>
+#undef _POSIX_C_SOURCE
+#else
+#if defined(X_NOT_POSIX) || defined(_POSIX_SOURCE)
+#include <signal.h>
+#else
+#define _POSIX_SOURCE
+#include <signal.h>
+#undef _POSIX_SOURCE
+#endif
+#endif
+
+#if NeedVarargsPrototypes
+#include <stdarg.h>
+#endif
+
+#ifdef MINIX
+#define USE_CHMOD 1
+#endif
+
+#ifdef DEBUG
+int _debugmask;
+#endif
+
+char *ProgramName;
+
+char *directives[] = {
+ "if",
+ "ifdef",
+ "ifndef",
+ "else",
+ "endif",
+ "define",
+ "undef",
+ "include",
+ "line",
+ "pragma",
+ "error",
+ "ident",
+ "sccs",
+ "elif",
+ "eject",
+ "warning",
+ NULL
+};
+
+#define MAKEDEPEND
+#include "imakemdep.h" /* from config sources */
+#undef MAKEDEPEND
+
+struct inclist inclist[ MAXFILES ],
+ *inclistp = inclist,
+ maininclist;
+
+char *filelist[ MAXFILES ];
+char *includedirs[ MAXDIRS + 1 ];
+char *notdotdot[ MAXDIRS ];
+char *objprefix = "";
+char *objsuffix = OBJSUFFIX;
+char *startat = "# DO NOT DELETE";
+int width = 78;
+boolean append = FALSE;
+boolean printed = FALSE;
+boolean verbose = FALSE;
+boolean show_where_not = FALSE;
+boolean warn_multiple = FALSE; /* Warn on multiple includes of same file */
+
+void freefile();
+void redirect();
+#if !NeedVarargsPrototypes
+void fatalerr();
+void warning();
+void warning1();
+#endif
+
+static
+#ifdef SIGNALRETURNSINT
+int
+#else
+void
+#endif
+catch (sig)
+ int sig;
+{
+ fflush (stdout);
+ fatalerr ("got signal %d\n", sig);
+}
+
+#if defined(USG) || (defined(i386) && defined(SYSV)) || defined(WIN32) || defined(__EMX__) || defined(Lynx_22)
+#define USGISH
+#endif
+
+#ifndef USGISH
+#ifndef _POSIX_SOURCE
+#define sigaction sigvec
+#define sa_handler sv_handler
+#define sa_mask sv_mask
+#define sa_flags sv_flags
+#endif
+struct sigaction sig_act;
+#endif /* USGISH */
+
+main(argc, argv)
+ int argc;
+ char **argv;
+{
+ register char **fp = filelist;
+ register char **incp = includedirs;
+ register char *p;
+ register struct inclist *ip;
+ char *makefile = NULL;
+ struct filepointer *filecontent;
+ struct symtab *psymp = predefs;
+ char *endmarker = NULL;
+ char *defincdir = NULL;
+ char **undeflist = NULL;
+ int numundefs = 0, i;
+
+ ProgramName = argv[0];
+
+ while (psymp->s_name)
+ {
+ define2(psymp->s_name, psymp->s_value, &maininclist);
+ psymp++;
+ }
+ if (argc == 2 && argv[1][0] == '@') {
+ struct stat ast;
+ int afd;
+ char *args;
+ char **nargv;
+ int nargc;
+ char quotechar = '\0';
+
+ nargc = 1;
+ if ((afd = open(argv[1]+1, O_RDONLY)) < 0)
+ fatalerr("cannot open \"%s\"\n", argv[1]+1);
+ fstat(afd, &ast);
+ args = (char *)malloc(ast.st_size + 1);
+ if ((ast.st_size = read(afd, args, ast.st_size)) < 0)
+ fatalerr("failed to read %s\n", argv[1]+1);
+ args[ast.st_size] = '\0';
+ close(afd);
+ for (p = args; *p; p++) {
+ if (quotechar) {
+ if (quotechar == '\\' ||
+ (*p == quotechar && p[-1] != '\\'))
+ quotechar = '\0';
+ continue;
+ }
+ switch (*p) {
+ case '\\':
+ case '"':
+ case '\'':
+ quotechar = *p;
+ break;
+ case ' ':
+ case '\n':
+ *p = '\0';
+ if (p > args && p[-1])
+ nargc++;
+ break;
+ }
+ }
+ if (p[-1])
+ nargc++;
+ nargv = (char **)malloc(nargc * sizeof(char *));
+ nargv[0] = argv[0];
+ argc = 1;
+ for (p = args; argc < nargc; p += strlen(p) + 1)
+ if (*p) nargv[argc++] = p;
+ argv = nargv;
+ }
+ for(argc--, argv++; argc; argc--, argv++) {
+ /* if looking for endmarker then check before parsing */
+ if (endmarker && strcmp (endmarker, *argv) == 0) {
+ endmarker = NULL;
+ continue;
+ }
+ if (**argv != '-') {
+ /* treat +thing as an option for C++ */
+ if (endmarker && **argv == '+')
+ continue;
+ *fp++ = argv[0];
+ continue;
+ }
+ switch(argv[0][1]) {
+ case '-':
+ endmarker = &argv[0][2];
+ if (endmarker[0] == '\0') endmarker = "--";
+ break;
+ case 'D':
+ if (argv[0][2] == '\0') {
+ argv++;
+ argc--;
+ }
+ for (p=argv[0] + 2; *p ; p++)
+ if (*p == '=') {
+ *p = ' ';
+ break;
+ }
+ define(argv[0] + 2, &maininclist);
+ break;
+ case 'I':
+ if (incp >= includedirs + MAXDIRS)
+ fatalerr("Too many -I flags.\n");
+ *incp++ = argv[0]+2;
+ if (**(incp-1) == '\0') {
+ *(incp-1) = *(++argv);
+ argc--;
+ }
+ break;
+ case 'U':
+ /* Undef's override all -D's so save them up */
+ numundefs++;
+ if (numundefs == 1)
+ undeflist = malloc(sizeof(char *));
+ else
+ undeflist = realloc(undeflist,
+ numundefs * sizeof(char *));
+ if (argv[0][2] == '\0') {
+ argv++;
+ argc--;
+ }
+ undeflist[numundefs - 1] = argv[0] + 2;
+ break;
+ case 'Y':
+ defincdir = argv[0]+2;
+ break;
+ /* do not use if endmarker processing */
+ case 'a':
+ if (endmarker) break;
+ append = TRUE;
+ break;
+ case 'w':
+ if (endmarker) break;
+ if (argv[0][2] == '\0') {
+ argv++;
+ argc--;
+ width = atoi(argv[0]);
+ } else
+ width = atoi(argv[0]+2);
+ break;
+ case 'o':
+ if (endmarker) break;
+ if (argv[0][2] == '\0') {
+ argv++;
+ argc--;
+ objsuffix = argv[0];
+ } else
+ objsuffix = argv[0]+2;
+ break;
+ case 'p':
+ if (endmarker) break;
+ if (argv[0][2] == '\0') {
+ argv++;
+ argc--;
+ objprefix = argv[0];
+ } else
+ objprefix = argv[0]+2;
+ break;
+ case 'v':
+ if (endmarker) break;
+ verbose = TRUE;
+#ifdef DEBUG
+ if (argv[0][2])
+ _debugmask = atoi(argv[0]+2);
+#endif
+ break;
+ case 's':
+ if (endmarker) break;
+ startat = argv[0]+2;
+ if (*startat == '\0') {
+ startat = *(++argv);
+ argc--;
+ }
+ if (*startat != '#')
+ fatalerr("-s flag's value should start %s\n",
+ "with '#'.");
+ break;
+ case 'f':
+ if (endmarker) break;
+ makefile = argv[0]+2;
+ if (*makefile == '\0') {
+ makefile = *(++argv);
+ argc--;
+ }
+ break;
+
+ case 'm':
+ warn_multiple = TRUE;
+ break;
+
+ /* Ignore -O, -g so we can just pass ${CFLAGS} to
+ makedepend
+ */
+ case 'O':
+ case 'g':
+ break;
+ default:
+ if (endmarker) break;
+ /* fatalerr("unknown opt = %s\n", argv[0]); */
+ warning("ignoring option %s\n", argv[0]);
+ }
+ }
+ /* Now do the undefs from the command line */
+ for (i = 0; i < numundefs; i++)
+ undefine(undeflist[i], &maininclist);
+ if (numundefs > 0)
+ free(undeflist);
+
+ if (!defincdir) {
+#ifdef PREINCDIR
+ if (incp >= includedirs + MAXDIRS)
+ fatalerr("Too many -I flags.\n");
+ *incp++ = PREINCDIR;
+#endif
+#ifdef __EMX__
+ {
+ char *emxinc = getenv("C_INCLUDE_PATH");
+ /* can have more than one component */
+ if (emxinc) {
+ char *beg, *end;
+ beg= (char*)strdup(emxinc);
+ for (;;) {
+ end = (char*)strchr(beg,';');
+ if (end) *end = 0;
+ if (incp >= includedirs + MAXDIRS)
+ fatalerr("Too many include dirs\n");
+ *incp++ = beg;
+ if (!end) break;
+ beg = end+1;
+ }
+ }
+ }
+#else /* !__EMX__, does not use INCLUDEDIR at all */
+ if (incp >= includedirs + MAXDIRS)
+ fatalerr("Too many -I flags.\n");
+ *incp++ = INCLUDEDIR;
+#endif
+
+#ifdef POSTINCDIR
+ if (incp >= includedirs + MAXDIRS)
+ fatalerr("Too many -I flags.\n");
+ *incp++ = POSTINCDIR;
+#endif
+ } else if (*defincdir) {
+ if (incp >= includedirs + MAXDIRS)
+ fatalerr("Too many -I flags.\n");
+ *incp++ = defincdir;
+ }
+
+ redirect(startat, makefile);
+
+ /*
+ * catch signals.
+ */
+#ifdef USGISH
+/* should really reset SIGINT to SIG_IGN if it was. */
+#ifdef SIGHUP
+ signal (SIGHUP, catch);
+#endif
+ signal (SIGINT, catch);
+#ifdef SIGQUIT
+ signal (SIGQUIT, catch);
+#endif
+ signal (SIGILL, catch);
+#ifdef SIGBUS
+ signal (SIGBUS, catch);
+#endif
+ signal (SIGSEGV, catch);
+#ifdef SIGSYS
+ signal (SIGSYS, catch);
+#endif
+#else
+ sig_act.sa_handler = catch;
+#ifdef _POSIX_SOURCE
+ sigemptyset(&sig_act.sa_mask);
+ sigaddset(&sig_act.sa_mask, SIGINT);
+ sigaddset(&sig_act.sa_mask, SIGQUIT);
+#ifdef SIGBUS
+ sigaddset(&sig_act.sa_mask, SIGBUS);
+#endif
+ sigaddset(&sig_act.sa_mask, SIGILL);
+ sigaddset(&sig_act.sa_mask, SIGSEGV);
+ sigaddset(&sig_act.sa_mask, SIGHUP);
+ sigaddset(&sig_act.sa_mask, SIGPIPE);
+#ifdef SIGSYS
+ sigaddset(&sig_act.sa_mask, SIGSYS);
+#endif
+#else
+ sig_act.sa_mask = ((1<<(SIGINT -1))
+ |(1<<(SIGQUIT-1))
+#ifdef SIGBUS
+ |(1<<(SIGBUS-1))
+#endif
+ |(1<<(SIGILL-1))
+ |(1<<(SIGSEGV-1))
+ |(1<<(SIGHUP-1))
+ |(1<<(SIGPIPE-1))
+#ifdef SIGSYS
+ |(1<<(SIGSYS-1))
+#endif
+ );
+#endif /* _POSIX_SOURCE */
+ sig_act.sa_flags = 0;
+ sigaction(SIGHUP, &sig_act, (struct sigaction *)0);
+ sigaction(SIGINT, &sig_act, (struct sigaction *)0);
+ sigaction(SIGQUIT, &sig_act, (struct sigaction *)0);
+ sigaction(SIGILL, &sig_act, (struct sigaction *)0);
+#ifdef SIGBUS
+ sigaction(SIGBUS, &sig_act, (struct sigaction *)0);
+#endif
+ sigaction(SIGSEGV, &sig_act, (struct sigaction *)0);
+#ifdef SIGSYS
+ sigaction(SIGSYS, &sig_act, (struct sigaction *)0);
+#endif
+#endif /* USGISH */
+
+ /*
+ * now peruse through the list of files.
+ */
+ for(fp=filelist; *fp; fp++) {
+ filecontent = getfile(*fp);
+ ip = newinclude(*fp, (char *)NULL);
+
+ find_includes(filecontent, ip, ip, 0, FALSE);
+ freefile(filecontent);
+ recursive_pr_include(ip, ip->i_file, base_name(*fp));
+ inc_clean();
+ }
+ if (printed)
+ printf("\n");
+ exit(0);
+}
+
+#ifdef __EMX__
+/*
+ * eliminate \r chars from file
+ */
+static int elim_cr(char *buf, int sz)
+{
+ int i,wp;
+ for (i= wp = 0; i<sz; i++) {
+ if (buf[i] != '\r')
+ buf[wp++] = buf[i];
+ }
+ return wp;
+}
+#endif
+
+struct filepointer *getfile(file)
+ char *file;
+{
+ register int fd;
+ struct filepointer *content;
+ struct stat st;
+
+ content = (struct filepointer *)malloc(sizeof(struct filepointer));
+ if ((fd = open(file, O_RDONLY)) < 0) {
+ warning("cannot open \"%s\"\n", file);
+ content->f_p = content->f_base = content->f_end = (char *)malloc(1);
+ *content->f_p = '\0';
+ return(content);
+ }
+ fstat(fd, &st);
+ content->f_base = (char *)malloc(st.st_size+1);
+ if (content->f_base == NULL)
+ fatalerr("cannot allocate mem\n");
+ if ((st.st_size = read(fd, content->f_base, st.st_size)) < 0)
+ fatalerr("failed to read %s\n", file);
+#ifdef __EMX__
+ st.st_size = elim_cr(content->f_base,st.st_size);
+#endif
+ close(fd);
+ content->f_len = st.st_size+1;
+ content->f_p = content->f_base;
+ content->f_end = content->f_base + st.st_size;
+ *content->f_end = '\0';
+ content->f_line = 0;
+ return(content);
+}
+
+void
+freefile(fp)
+ struct filepointer *fp;
+{
+ free(fp->f_base);
+ free(fp);
+}
+
+char *copy(str)
+ register char *str;
+{
+ register char *p = (char *)malloc(strlen(str) + 1);
+
+ strcpy(p, str);
+ return(p);
+}
+
+match(str, list)
+ register char *str, **list;
+{
+ register int i;
+
+ for (i=0; *list; i++, list++)
+ if (strcmp(str, *list) == 0)
+ return(i);
+ return(-1);
+}
+
+/*
+ * Get the next line. We only return lines beginning with '#' since that
+ * is all this program is ever interested in.
+ */
+char *x_getline(filep)
+ register struct filepointer *filep;
+{
+ register char *p, /* walking pointer */
+ *eof, /* end of file pointer */
+ *bol; /* beginning of line pointer */
+ register int lineno; /* line number */
+
+ p = filep->f_p;
+ eof = filep->f_end;
+ if (p >= eof)
+ return((char *)NULL);
+ lineno = filep->f_line;
+
+ for(bol = p--; ++p < eof; ) {
+ if (*p == '/' && *(p+1) == '*') { /* consume comments */
+ *p++ = ' ', *p++ = ' ';
+ while (*p) {
+ if (*p == '*' && *(p+1) == '/') {
+ *p++ = ' ', *p = ' ';
+ break;
+ }
+ else if (*p == '\n')
+ lineno++;
+ *p++ = ' ';
+ }
+ continue;
+ }
+#if defined(WIN32) || defined(__EMX__)
+ else if (*p == '/' && *(p+1) == '/') { /* consume comments */
+ *p++ = ' ', *p++ = ' ';
+ while (*p && *p != '\n')
+ *p++ = ' ';
+ lineno++;
+ continue;
+ }
+#endif
+ else if (*p == '\\') {
+ if (*(p+1) == '\n') {
+ *p = ' ';
+ *(p+1) = ' ';
+ lineno++;
+ }
+ }
+ else if (*p == '\n') {
+ lineno++;
+ if (*bol == '#') {
+ register char *cp;
+
+ *p++ = '\0';
+ /* punt lines with just # (yacc generated) */
+ for (cp = bol+1;
+ *cp && (*cp == ' ' || *cp == '\t'); cp++);
+ if (*cp) goto done;
+ }
+ bol = p+1;
+ }
+ }
+ if (*bol != '#')
+ bol = NULL;
+done:
+ filep->f_p = p;
+ filep->f_line = lineno;
+ return(bol);
+}
+
+/*
+ * Strip the file name down to what we want to see in the Makefile.
+ * It will have objprefix and objsuffix around it.
+ */
+char *base_name(file)
+ register char *file;
+{
+ register char *p;
+
+ file = copy(file);
+ for(p=file+strlen(file); p>file && *p != '.'; p--) ;
+
+ if (*p == '.')
+ *p = '\0';
+ return(file);
+}
+
+#if defined(USG) && !defined(CRAY) && !defined(SVR4) && !defined(__EMX__) && !defined(clipper) && !defined(__clipper__)
+int rename (from, to)
+ char *from, *to;
+{
+ (void) unlink (to);
+ if (link (from, to) == 0) {
+ unlink (from);
+ return 0;
+ } else {
+ return -1;
+ }
+}
+#endif /* USGISH */
+
+void
+redirect(line, makefile)
+ char *line,
+ *makefile;
+{
+ struct stat st;
+ FILE *fdin, *fdout;
+ char backup[ BUFSIZ ],
+ buf[ BUFSIZ ];
+ boolean found = FALSE;
+ int len;
+
+ /*
+ * if makefile is "-" then let it pour onto stdout.
+ */
+ if (makefile && *makefile == '-' && *(makefile+1) == '\0') {
+ puts(line);
+ return;
+ }
+
+ /*
+ * use a default makefile is not specified.
+ */
+ if (!makefile) {
+ if (stat("Makefile", &st) == 0)
+ makefile = "Makefile";
+ else if (stat("makefile", &st) == 0)
+ makefile = "makefile";
+ else
+ fatalerr("[mM]akefile is not present\n");
+ }
+ else
+ stat(makefile, &st);
+ if ((fdin = fopen(makefile, "r")) == NULL)
+ fatalerr("cannot open \"%s\"\n", makefile);
+ sprintf(backup, "%s.bak", makefile);
+ unlink(backup);
+#if defined(WIN32) || defined(__EMX__)
+ fclose(fdin);
+#endif
+ if (rename(makefile, backup) < 0)
+ fatalerr("cannot rename %s to %s\n", makefile, backup);
+#if defined(WIN32) || defined(__EMX__)
+ if ((fdin = fopen(backup, "r")) == NULL)
+ fatalerr("cannot open \"%s\"\n", backup);
+#endif
+ if ((fdout = freopen(makefile, "w", stdout)) == NULL)
+ fatalerr("cannot open \"%s\"\n", backup);
+ len = strlen(line);
+ while (!found && fgets(buf, BUFSIZ, fdin)) {
+ if (*buf == '#' && strncmp(line, buf, len) == 0)
+ found = TRUE;
+ fputs(buf, fdout);
+ }
+ if (!found) {
+ if (verbose)
+ warning("Adding new delimiting line \"%s\" and dependencies...\n",
+ line);
+ puts(line); /* same as fputs(fdout); but with newline */
+ } else if (append) {
+ while (fgets(buf, BUFSIZ, fdin)) {
+ fputs(buf, fdout);
+ }
+ }
+ fflush(fdout);
+#if defined(USGISH) || defined(_SEQUENT_) || defined(USE_CHMOD)
+ chmod(makefile, st.st_mode);
+#else
+ fchmod(fileno(fdout), st.st_mode);
+#endif /* USGISH */
+}
+
+void
+#if NeedVarargsPrototypes
+fatalerr(char *msg, ...)
+#else
+/*VARARGS*/
+fatalerr(msg,x1,x2,x3,x4,x5,x6,x7,x8,x9)
+ char *msg;
+#endif
+{
+#if NeedVarargsPrototypes
+ va_list args;
+#endif
+ fprintf(stderr, "%s: error: ", ProgramName);
+#if NeedVarargsPrototypes
+ va_start(args, msg);
+ vfprintf(stderr, msg, args);
+ va_end(args);
+#else
+ fprintf(stderr, msg,x1,x2,x3,x4,x5,x6,x7,x8,x9);
+#endif
+ exit (1);
+}
+
+void
+#if NeedVarargsPrototypes
+warning(char *msg, ...)
+#else
+/*VARARGS0*/
+warning(msg,x1,x2,x3,x4,x5,x6,x7,x8,x9)
+ char *msg;
+#endif
+{
+#if NeedVarargsPrototypes
+ va_list args;
+#endif
+ fprintf(stderr, "%s: warning: ", ProgramName);
+#if NeedVarargsPrototypes
+ va_start(args, msg);
+ vfprintf(stderr, msg, args);
+ va_end(args);
+#else
+ fprintf(stderr, msg,x1,x2,x3,x4,x5,x6,x7,x8,x9);
+#endif
+}
+
+void
+#if NeedVarargsPrototypes
+warning1(char *msg, ...)
+#else
+/*VARARGS0*/
+warning1(msg,x1,x2,x3,x4,x5,x6,x7,x8,x9)
+ char *msg;
+#endif
+{
+#if NeedVarargsPrototypes
+ va_list args;
+ va_start(args, msg);
+ vfprintf(stderr, msg, args);
+ va_end(args);
+#else
+ fprintf(stderr, msg,x1,x2,x3,x4,x5,x6,x7,x8,x9);
+#endif
+}
projects / rdpsrv / blobdiff