139 lines
4.0 KiB
C
139 lines
4.0 KiB
C
/*
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* Copyright © 2006 Keith Packard
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* Copyright © 2005 Patrick Lam
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that copyright
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* notice and this permission notice appear in supporting documentation, and
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* that the name of the copyright holders not be used in advertising or
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* publicity pertaining to distribution of the software without specific,
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* written prior permission. The copyright holders make no representations
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* about the suitability of this software for any purpose. It is provided "as
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* is" without express or implied warranty.
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*
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* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
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* EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
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* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
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* OF THIS SOFTWARE.
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*/
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#include "fcint.h"
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#include <ctype.h>
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#define ENDIAN_TEST 0x01020304
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#define MACHINE_SIGNATURE_SIZE 1024
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static char *
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FcCacheMachineSignature (void)
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{
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static char buf[MACHINE_SIGNATURE_SIZE];
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int32_t magic = ENDIAN_TEST;
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char * m = (char *)&magic;
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sprintf (buf, "%01x%01x%01x%01x_"
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"%02x_%02x_%02x_%02x_%02x_%02x_%02x_%02x_%02x_%02x_%02x_%02x_"
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"%02x_%02x_%02x_%02x_%02x_%02x_%02x_%02x_%02x_%02x",
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m[0], m[1], m[2], m[3],
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(unsigned int)sizeof (FcAlign),
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(unsigned int)sizeof (char),
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(unsigned int)sizeof (char *),
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(unsigned int)sizeof (int),
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(unsigned int)sizeof (intptr_t),
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(unsigned int)sizeof (FcPattern),
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(unsigned int)sizeof (FcPatternEltPtr),
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(unsigned int)sizeof (struct FcPatternElt *),
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(unsigned int)sizeof (FcPatternElt),
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(unsigned int)sizeof (FcObject),
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(unsigned int)sizeof (FcValueListPtr),
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(unsigned int)sizeof (FcValue),
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(unsigned int)sizeof (FcValueBinding),
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(unsigned int)sizeof (struct FcValueList *),
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(unsigned int)sizeof (FcStrSet *), /* For FcLangSet */
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(unsigned int)sizeof (FcCharSet),
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(unsigned int)sizeof (FcCharLeaf **),
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(unsigned int)sizeof (FcChar16 *),
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(unsigned int)sizeof (FcChar16),
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(unsigned int)sizeof (FcCharLeaf),
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(unsigned int)sizeof (FcChar32),
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(unsigned int)sizeof (FcCache));
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return buf;
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}
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int
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main (int argc, char **argv)
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{
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static char line[1024];
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char *signature;
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int signature_length;
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char *space;
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char *arch = NULL;
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int lineno = 0;
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if (argc != 2)
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fprintf (stderr, "Usage: %s <architecture>|auto < fcarch.tmpl.h > fcarch.h\n",
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argv[0]);
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arch = argv[1];
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/*
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* Scan the input until the marker is found
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*/
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while (fgets (line, sizeof (line), stdin))
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{
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lineno++;
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if (!strncmp (line, "@@@", 3))
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break;
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fputs (line, stdout);
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}
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signature = FcCacheMachineSignature();
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signature_length = strlen (signature);
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if (strcmp (arch, "auto") == 0)
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{
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arch = NULL;
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/*
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* Search for signature
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*/
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while (fgets (line, sizeof (line), stdin))
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{
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lineno++;
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/*
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* skip comments
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*/
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if (!strncmp (line, "@@@", 3))
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continue;
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space = line;
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while (*space && !isspace (*space))
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space++;
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if (!space)
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{
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fprintf (stderr, "%s: malformed input on line %d\n",
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argv[0], lineno);
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exit (1);
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}
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*space++ = '\0';
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while (isspace (*space))
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space++;
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if (!strncmp (space, signature, signature_length))
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{
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arch = line;
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break;
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}
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}
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}
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if (!arch)
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{
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fprintf (stderr, "%s: unknown signature \"%s\"\n", argv[0], signature);
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fprintf (stderr, "\tPlease update fcarch.tmpl.h and rebuild\n");
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exit (1);
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}
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printf ("#define FC_ARCHITECTURE \"%s\"\n", arch);
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fflush (stdout);
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exit (ferror (stdout));
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}
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