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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 16:14:06 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 16:14:06 +0000
commiteee068778cb28ecf3c14e1bf843a95547d72c42d (patch)
tree0e07b30ddc5ea579d682d5dbe57998200d1c9ab7 /doc/mkdefsinc.c
parentInitial commit. (diff)
downloadgnupg2-eee068778cb28ecf3c14e1bf843a95547d72c42d.tar.xz
gnupg2-eee068778cb28ecf3c14e1bf843a95547d72c42d.zip
Adding upstream version 2.2.40.upstream/2.2.40upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'doc/mkdefsinc.c')
-rw-r--r--doc/mkdefsinc.c367
1 files changed, 367 insertions, 0 deletions
diff --git a/doc/mkdefsinc.c b/doc/mkdefsinc.c
new file mode 100644
index 0000000..b8fbed6
--- /dev/null
+++ b/doc/mkdefsinc.c
@@ -0,0 +1,367 @@
+/* mkdefsinc.c - Tool to create defs.inc
+ * Copyright (C) 2015 g10 Code GmbH
+ *
+ * This file is free software; as a special exception the author gives
+ * unlimited permission to copy and/or distribute it, with or without
+ * modifications, as long as this notice is preserved.
+ *
+ * This file is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY, to the extent permitted by law; without even the
+ * implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ */
+
+/* This tool needs to be build with command line supplied -D options
+ for the various directory variables. See ../am/cmacros.am. It is
+ easier to do this in build file than to use fragile make rules and
+ a template file. */
+
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <errno.h>
+#include <time.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+
+#define PGM "mkdefsinc"
+
+/* We include config.h after all include files because the config.h
+ values are not valid for the build platform but we need some values
+ nevertheless. */
+#include "config.h"
+/* When building for Windows the -D macros do not have appropriate
+ values. We provide replacements here. */
+#ifdef HAVE_W32_SYSTEM
+# undef GNUPG_BINDIR
+# undef GNUPG_LIBEXECDIR
+# undef GNUPG_LIBDIR
+# undef GNUPG_DATADIR
+# undef GNUPG_SYSCONFDIR
+# undef GNUPG_LOCALSTATEDIR
+# define GNUPG_BINDIR "INSTDIR/bin"
+# define GNUPG_LIBEXECDIR "INSTDIR/bin"
+# define GNUPG_LIBDIR "INSTDIR/lib/" PACKAGE_NAME
+# define GNUPG_DATADIR "INSTDIR/share/" PACKAGE_NAME
+# define GNUPG_SYSCONFDIR "APPDATA/GNU/etc/" PACKAGE_NAME
+# define GNUPG_LOCALSTATEDIR "APPDATA/GNU"
+#endif /*HAVE_W32_SYSTEM*/
+
+
+#if USE_GPG2_HACK
+# define gpg2_suffix "2"
+#else
+# define gpg2_suffix ""
+#endif
+
+
+static int verbose;
+
+
+/* The usual free wrapper. */
+static void
+xfree (void *a)
+{
+ if (a)
+ free (a);
+}
+
+
+static char *
+xmalloc (size_t n)
+{
+ char *p;
+
+ p = malloc (n);
+ if (!p)
+ {
+ fputs (PGM ": out of core\n", stderr);
+ exit (1);
+ }
+ return p;
+}
+
+
+static char *
+xstrdup (const char *string)
+{
+ char *p;
+
+ p = xmalloc (strlen (string)+1);
+ strcpy (p, string);
+ return p;
+}
+
+
+/* Return a malloced string with the last modification date of the
+ FILES. Returns NULL on error. */
+static char *
+get_date_from_files (char **files)
+{
+ const char *file;
+ const char *usedfile = NULL;
+ struct stat sb;
+ struct tm *tp;
+ int errors = 0;
+ time_t stamp = 0;
+ char *result;
+
+ for (; (file = *files); files++)
+ {
+ if (!*file || !strcmp (file, ".") || !strcmp (file, ".."))
+ continue;
+ if (stat (file, &sb))
+ {
+ fprintf (stderr, PGM ": stat failed for '%s': %s\n",
+ file, strerror (errno));
+ errors = 1;
+ continue;
+ }
+ if (sb.st_mtime > stamp)
+ {
+ stamp = sb.st_mtime;
+ usedfile = file;
+ }
+ }
+ if (errors)
+ exit (1);
+
+ if (usedfile)
+ fprintf (stderr, PGM ": taking date from '%s'\n", usedfile);
+
+ tp = gmtime (&stamp);
+ if (!tp)
+ return NULL;
+ result = xmalloc (4+1+2+1+2+1);
+ snprintf (result, 4+1+2+1+2+1, "%04d-%02d-%02d",
+ tp->tm_year + 1900, tp->tm_mon+1, tp->tm_mday);
+ return result;
+}
+
+
+/* We need to escape file names for Texinfo. */
+static void
+print_filename (const char *prefix, const char *name)
+{
+ const char *s;
+
+ fputs (prefix, stdout);
+ for (s=name; *s; s++)
+ switch (*s)
+ {
+ case '@': fputs ("@atchar{}", stdout); break;
+ case '{': fputs ("@lbracechar{}", stdout); break;
+ case '}': fputs ("@rbracechar{}", stdout); break;
+ case ',': fputs ("@comma{}", stdout); break;
+ case '\\':fputs ("@backslashchar{}", stdout); break;
+ case '#': fputs ("@hashchar{}", stdout); break;
+ default: putchar (*s); break;
+ }
+ putchar('\n');
+}
+
+
+int
+main (int argc, char **argv)
+{
+ int last_argc = -1;
+ char *opt_date = NULL;
+ int monthoff;
+ char *p, *pend;
+ size_t n;
+
+ /* Option parsing. */
+ if (argc)
+ {
+ argc--; argv++;
+ }
+ while (argc && last_argc != argc )
+ {
+ last_argc = argc;
+ if (!strcmp (*argv, "--"))
+ {
+ argc--; argv++;
+ break;
+ }
+ else if (!strcmp (*argv, "--help"))
+ {
+ fputs ("Usage: " PGM " [OPTION] [FILES]\n"
+ "Create defs.inc file.\nOptions:\n"
+ " -C DIR Change to DIR before doing anything\n"
+ " --date STRING Take publication date from STRING\n"
+ " --verbose Enable extra informational output\n"
+ " --help Display this help and exit\n"
+ , stdout);
+ exit (0);
+ }
+ else if (!strcmp (*argv, "--verbose"))
+ {
+ verbose = 1;
+ argc--; argv++;
+ }
+ else if (!strcmp (*argv, "-C"))
+ {
+ argc--; argv++;
+ if (argc)
+ {
+ if (chdir (*argv))
+ {
+ fprintf (stderr, PGM ": chdir to '%s' failed: %s\n",
+ *argv, strerror (errno));
+ exit (1);
+ }
+ argc--; argv++;
+ }
+ }
+ else if (!strcmp (*argv, "--date"))
+ {
+ argc--; argv++;
+ if (argc)
+ {
+ opt_date = xstrdup (*argv);
+ argc--; argv++;
+ }
+ }
+ else if (!strncmp (*argv, "--", 2))
+ {
+ fprintf (stderr, PGM ": unknown option '%s'\n", *argv);
+ exit (1);
+ }
+ }
+
+ if (opt_date && *opt_date)
+ {
+ time_t stamp;
+ struct tm *tp;
+
+ if (*opt_date == '2' && strlen (opt_date) >= 10
+ && opt_date[4] == '-' && opt_date[7] == '-')
+ {
+ opt_date[10] = 0;
+ }
+ else if ((stamp = strtoul (opt_date, NULL, 10)) > 0
+ && (tp = gmtime (&stamp)))
+ {
+ p = xmalloc (4+1+2+1+2+1);
+ snprintf (p, 4+1+2+1+2+1, "%04d-%02d-%02d",
+ tp->tm_year + 1900, tp->tm_mon+1, tp->tm_mday);
+ xfree (opt_date);
+ opt_date = p;
+ }
+ else
+ {
+ fprintf (stderr, PGM ": bad date '%s'\n", opt_date);
+ exit (1);
+ }
+ }
+ else
+ {
+ xfree (opt_date);
+ opt_date = argc? get_date_from_files (argv) : NULL;
+ }
+ if (!opt_date)
+ {
+ opt_date = xstrdup ("unknown");
+ monthoff = 0;
+ }
+ else
+ {
+ const char *month = "?";
+
+ switch (atoi (opt_date+5))
+ {
+ case 1: month = "January"; break;
+ case 2: month = "February"; break;
+ case 3: month = "March"; break;
+ case 4: month = "April"; break;
+ case 5: month = "May"; break;
+ case 6: month = "June"; break;
+ case 7: month = "July"; break;
+ case 8: month = "August"; break;
+ case 9: month = "September"; break;
+ case 10: month = "October"; break;
+ case 11: month = "November"; break;
+ case 12: month = "December"; break;
+ }
+ n = strlen (opt_date) + strlen (month) + 2 + 1;
+ p = xmalloc (n);
+ snprintf (p, n, "%d %n%s %d",
+ atoi (opt_date+8), &monthoff, month, atoi (opt_date));
+ xfree (opt_date);
+ opt_date = p;
+ }
+
+
+ fputs ("@c defs.inc -*- texinfo -*-\n"
+ "@c Common and build specific constants for the manuals.\n"
+ "@c This file has been created by " PGM ".\n\n", stdout);
+
+ fputs ("@ifclear defsincincluded\n"
+ "@set defsincincluded 1\n\n", stdout);
+
+
+ fputs ("\n@c Flags\n\n", stdout);
+
+#if USE_GPG2_HACK
+ fputs ("@set gpgtwohack 1\n\n", stdout);
+#endif
+
+ fputs ("\n@c Directories\n\n", stdout);
+
+ print_filename ("@set BINDIR ", GNUPG_BINDIR );
+ print_filename ("@set LIBEXECDIR ", GNUPG_LIBEXECDIR );
+ print_filename ("@set LIBDIR ", GNUPG_LIBDIR );
+ print_filename ("@set DATADIR ", GNUPG_DATADIR );
+ print_filename ("@set SYSCONFDIR ", GNUPG_SYSCONFDIR );
+ print_filename ("@set LOCALSTATEDIR ", GNUPG_LOCALSTATEDIR );
+ print_filename ("@set LOCALCACHEDIR ", (GNUPG_LOCALSTATEDIR
+ "/cache/" PACKAGE_NAME));
+ print_filename ("@set LOCALRUNDIR ", (GNUPG_LOCALSTATEDIR
+ "/run/" PACKAGE_NAME));
+
+ p = xstrdup (GNUPG_SYSCONFDIR);
+ pend = strrchr (p, '/');
+ fputs ("@set SYSCONFSKELDIR ", stdout);
+ if (pend)
+ {
+ *pend = 0;
+ fputs (p, stdout);
+ }
+ fputs ("/skel/." PACKAGE_NAME "\n", stdout);
+ xfree (p);
+
+ fputs ("\n@c Version information a la version.texi\n\n", stdout);
+
+ printf ("@set UPDATED %s\n", opt_date);
+ printf ("@set UPDATED-MONTH %s\n", opt_date + monthoff);
+ printf ("@set EDITION %s\n", PACKAGE_VERSION);
+ printf ("@set VERSION %s\n", PACKAGE_VERSION);
+
+ fputs ("\n@c Algorithm defaults\n\n", stdout);
+
+ /* Fixme: Use a config.h macro here: */
+ fputs ("@set GPGSYMENCALGO AES-128\n", stdout);
+
+ fputs ("\n@c Macros\n\n", stdout);
+
+ printf ("@macro gpgname\n%s%s\n@end macro\n", GPG_NAME, gpg2_suffix);
+ printf ("@macro gpgvname\n%sv%s\n@end macro\n", GPG_NAME, gpg2_suffix);
+
+
+ /* Trailer. */
+ fputs ("\n"
+ "@end ifclear\n"
+ "\n"
+ "@c Loc" "al Variables:\n"
+ "@c buffer-read-only: t\n"
+ "@c End:\n", stdout);
+
+ if (ferror (stdout))
+ {
+ fprintf (stderr, PGM ": error writing to stdout: %s\n", strerror (errno));
+ return 1;
+ }
+
+ return 0;
+}