summaryrefslogtreecommitdiff
path: root/Build/source/texk/web2c/alephdir/alephbis.c
diff options
context:
space:
mode:
authorKarl Berry <karl@freefriends.org>2006-01-17 21:41:51 +0000
committerKarl Berry <karl@freefriends.org>2006-01-17 21:41:51 +0000
commit487ca4806cc046076293cf6cc5fbba0db282bac7 (patch)
tree847b412ab5158dd7bdd7ed7e5a4cc3fbca94be32 /Build/source/texk/web2c/alephdir/alephbis.c
parenta3d3111bfe26b8e5f5bc6049dfb2a4ca2edc7881 (diff)
texk 1
git-svn-id: svn://tug.org/texlive/trunk@1485 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build/source/texk/web2c/alephdir/alephbis.c')
-rw-r--r--Build/source/texk/web2c/alephdir/alephbis.c331
1 files changed, 331 insertions, 0 deletions
diff --git a/Build/source/texk/web2c/alephdir/alephbis.c b/Build/source/texk/web2c/alephdir/alephbis.c
new file mode 100644
index 00000000000..45594d422f5
--- /dev/null
+++ b/Build/source/texk/web2c/alephdir/alephbis.c
@@ -0,0 +1,331 @@
+/* alephbis.c: C routines to support external OCPs
+ * based on omegabis.c from the Omega project
+
+This file is part of the Aleph project
+
+Copyleft (c) 2004 the Aleph team
+
+This library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public
+License as published by the Free Software Foundation; either
+version 2 of the License, or (at your option) any later version.
+
+This library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with this library; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+#define EXTERN extern
+#include <stdlib.h>
+#include <stdio.h>
+#include <errno.h>
+#include <string.h>
+#include "alephd.h"
+#undef read
+
+#if 1
+
+void
+runexternalocp P1C(string, external_ocp_name)
+{
+ char *in_file_name;
+ char *out_file_name;
+ FILE *in_file;
+ FILE *out_file;
+ int in_file_fd;
+ int out_file_fd;
+ char command_line[400];
+ int i;
+ unsigned c;
+ int c_in;
+#ifdef WIN32
+ char *tempenv;
+
+#define null_string(s) ((s == NULL) || (*s == '\0'))
+
+ tempenv = getenv("TMPDIR");
+ if (null_string(tempenv))
+ tempenv = getenv("TEMP");
+ if (null_string(tempenv))
+ tempenv = getenv("TMP");
+ if (null_string(tempenv))
+ tempenv = "c:/tmp"; /* "/tmp" is not good if we are on a CD-ROM */
+ in_file_name = concat(tempenv, "/__aleph__in__XXXXXX");
+ mktemp(in_file_name);
+ in_file = fopen(in_file_name, FOPEN_WBIN_MODE);
+#else
+
+#if HAVE_MKSTEMP
+ in_file_name = xstrdup("/tmp/__aleph__in__XXXXXX");
+ in_file_fd = mkstemp(in_file_name);
+ in_file = fdopen(in_file_fd, FOPEN_WBIN_MODE);
+#else
+#if HAVE_MKTEMP
+ in_file_name = xstrdup("/tmp/__aleph__in__XXXXXX");
+ mktemp(in_file_name);
+#else
+ in_file_name = xstrdup(tmpnam(NULL));
+#endif /* HAVE_MKTEMP */
+ in_file = fopen(in_file_name, FOPEN_WBIN_MODE);
+#endif /* HAVE_MKSTEMP */
+
+#endif /* WIN32 */
+
+ if (in_file == NULL)
+ fprintf(stderr, "aleph: error opening file: %s\n", strerror(errno));
+
+ for (i=1; i<=otpinputend; i++) {
+ c = otpinputbuf[i];
+ if (c>0xffff) {
+ fprintf(stderr, "Aleph does not currently support 31-bit chars\n");
+ exit(1);
+ }
+ if (c>0x4000000) {
+ fputc(0xfc | ((c>>30) & 0x1), in_file);
+ fputc(0x80 | ((c>>24) & 0x3f), in_file);
+ fputc(0x80 | ((c>>18) & 0x3f), in_file);
+ fputc(0x80 | ((c>>12) & 0x3f), in_file);
+ fputc(0x80 | ((c>>6) & 0x3f), in_file);
+ fputc(0x80 | (c & 0x3f), in_file);
+ } else if (c>0x200000) {
+ fputc(0xf8 | ((c>>24) & 0x3), in_file);
+ fputc(0x80 | ((c>>18) & 0x3f), in_file);
+ fputc(0x80 | ((c>>12) & 0x3f), in_file);
+ fputc(0x80 | ((c>>6) & 0x3f), in_file);
+ fputc(0x80 | (c & 0x3f), in_file);
+ } else if (c>0x10000) {
+ fputc(0xf0 | ((c>>18) & 0x7), in_file);
+ fputc(0x80 | ((c>>12) & 0x3f), in_file);
+ fputc(0x80 | ((c>>6) & 0x3f), in_file);
+ fputc(0x80 | (c & 0x3f), in_file);
+ } else if (c>0x800) {
+ fputc(0xe0 | ((c>>12) & 0xf), in_file);
+ fputc(0x80 | ((c>>6) & 0x3f), in_file);
+ fputc(0x80 | (c & 0x3f), in_file);
+ } else if (c>0x80) {
+ fputc(0xc0 | ((c>>6) & 0x1f), in_file);
+ fputc(0x80 | (c & 0x3f), in_file);
+ } else {
+ fputc(c & 0x7f, in_file);
+ }
+ }
+ fclose(in_file);
+
+#define advance_cin if ((c_in = fgetc(out_file)) == -1) { \
+ fprintf(stderr, "File contains bad char\n"); \
+ goto end_of_while; \
+ }
+
+#ifdef WIN32
+ out_file_name = concat(tempenv, "/__aleph__out__XXXXXX");
+ mktemp(out_file_name);
+ out_file = fopen(out_file_name, FOPEN_RBIN_MODE);
+#else
+
+#if HAVE_MKSTEMP
+ out_file_name = xstrdup("/tmp/__aleph__out__XXXXXX");
+ out_file_fd = mkstemp(out_file_name);
+ out_file = fdopen(out_file_fd, FOPEN_RBIN_MODE);
+#else
+#if HAVE_MKTEMP
+ out_file_name = xstrdup("/tmp/__aleph__out__XXXXXX");
+ mktemp(out_file_name);
+#else
+ out_file_name = xstrdup(tmpnam(NULL));
+#endif /* HAVE_MKTEMP */
+ out_file = fopen(out_file_name, FOPEN_RBIN_MODE);
+#endif /* HAVE_MKSTEMP */
+
+#endif /* WIN32 */
+
+ if (out_file == NULL)
+ fprintf(stderr, "aleph: error opening file: %s\n", strerror(errno));
+
+ sprintf(command_line, "%s <%s >%s\n",
+ external_ocp_name+1, in_file_name, out_file_name);
+ system(command_line);
+ otpoutputend = 0;
+ otpoutputbuf[otpoutputend] = 0;
+ while ((c_in = fgetc(out_file)) != -1) {
+ if (c_in>=0xfc) {
+ c = (c_in & 0x1) << 30;
+ {advance_cin}
+ c |= (c_in & 0x3f) << 24;
+ {advance_cin}
+ c |= (c_in & 0x3f) << 18;
+ {advance_cin}
+ c |= (c_in & 0x3f) << 12;
+ {advance_cin}
+ c |= (c_in & 0x3f) << 6;
+ {advance_cin}
+ c |= c_in & 0x3f;
+ } else if (c_in>=0xf8) {
+ c = (c_in & 0x3) << 24;
+ {advance_cin}
+ c |= (c_in & 0x3f) << 18;
+ {advance_cin}
+ c |= (c_in & 0x3f) << 12;
+ {advance_cin}
+ c |= (c_in & 0x3f) << 6;
+ {advance_cin}
+ c |= c_in & 0x3f;
+ } else if (c_in>=0xf0) {
+ c = (c_in & 0x7) << 18;
+ {advance_cin}
+ c |= (c_in & 0x3f) << 12;
+ {advance_cin}
+ c |= (c_in & 0x3f) << 6;
+ {advance_cin}
+ c |= c_in & 0x3f;
+ } else if (c_in>=0xe0) {
+ c = (c_in & 0xf) << 12;
+ {advance_cin}
+ c |= (c_in & 0x3f) << 6;
+ {advance_cin}
+ c |= c_in & 0x3f;
+ } else if (c_in>=0x80) {
+ c = (c_in & 0x1f) << 6;
+ {advance_cin}
+ c |= c_in & 0x3f;
+ } else {
+ c = c_in & 0x7f;
+ }
+ otpoutputbuf[++otpoutputend] = c;
+ }
+
+end_of_while:
+ remove(in_file_name);
+ remove(out_file_name);
+}
+
+#else
+
+void
+runexternalocp P1C(string, external_ocp_name)
+{
+ int outpipes[2], inpipes[2];
+ char *outbuf;
+ char *inbuf;
+ int n;
+ int chars_read_in, chars_to_go_out;
+ int myerrno;
+
+#ifdef WIN32
+ STARTUPINFO si;
+ PROCESS_INFORMATION pi;
+ HANDLE hIn, hOut, hPipeIn, hPipeOut;
+ SECURITY_ATTRIBUTES sa = { sizeof(SECURITY_ATTRIBUTES), NULL, TRUE };
+ DWORD ret = 0;
+
+ /* Make pipes to send data from the parent to the child. The parent
+ writes to outpipes[0], and the child reads from outpipes[1]. */
+ _pipe (outpipes, 0, _O_BINARY);
+ /* Make pipes to send data from the child to the parent. The child
+ writes to inpipes[0], and the parent reads from inpipes[1]. */
+ _pipe (inpipes, 0, _O_BINARY);
+
+ ZeroMemory( &si, sizeof(STARTUPINFO) );
+ si.cb = sizeof(STARTUPINFO);
+ si.dwFlags = STARTF_USESTDHANDLES | STARTF_USESHOWWINDOW;
+ si.wShowWindow = SW_SHOW;
+ si.hStdInput = _get_osfhandle(outpipes[0]);
+ si.hStdOutput = _get_osfhandle(inpipes[1]);
+ si.hStdError = _get_osfhandle(_fileno(stderr));
+
+ /* Close unnecessary pipes. */
+ close (outpipes[1]);
+ close (inpipes[0]);
+
+ if (CreateProcess(external_ocp_name+1,
+ NULL, /* Use lpApplicationName */
+ NULL,
+ NULL,
+ TRUE, /* bInheritHandles */
+ 0,
+ NULL,
+ NULL,
+ &si,
+ &pi) == 0) {
+ fprintf(stderr, "Failed to create process for %s (Error %d).\n", external_ocp_name+1, GetLastError());
+ return;
+ }
+
+#else /* ! WIN32 */
+
+ /* Make pipes to send data from the parent to the child. The parent
+ writes to outpipes[0], and the child reads from outpipes[1]. */
+ pipe (outpipes);
+ /* Make pipes to send data from the child to the parent. The child
+ writes to inpipes[0], and the parent reads from inpipes[1]. */
+ pipe (inpipes);
+
+ /* For a child process. */
+ if (fork () == 0)
+ {
+ /* This part is executed by the child process. It translates
+ lower case letters to upper case. */
+
+ char *prog = external_ocp_name+1;
+ char *args[] = {external_ocp_name+1, NULL};
+
+ /* Close unnecessary pipes. They are for the parent. */
+ close (outpipes[1]);
+ close (inpipes[0]);
+
+ /* Connect pipes to stdin and stdout. */
+ dup2 (outpipes[0], 0);
+ dup2 (inpipes[1], 1);
+
+ /* Overlays a new process image on an old process. */
+ execv (prog, args);
+
+ /* We should never reach here. */
+ }
+ else
+ {
+ /* Close unnecessary pipes. They are for the child. */
+ close (outpipes[0]);
+ close (inpipes[1]);
+
+#endif /* WIN32 */
+
+/* Here is the interesting part */
+ outbuf = ((char *) otpinputbuf)+2;
+ inbuf = ((char *) otpoutputbuf)+2;
+ chars_to_go_out = 2*otpinputend;
+ chars_read_in = 0;
+ while ((n = write (outpipes[1], outbuf, chars_to_go_out))>0) {
+fprintf(stderr, "Wrote (1) %d characters\n", n);
+ outbuf+=n;
+ chars_to_go_out-=n;
+ if (chars_to_go_out==0) goto done_writing;
+/*
+ n = read (inpipes[0], inbuf, 1024);
+fprintf(stderr, "Read (1) %d characters\n", n);
+ inbuf+=n;
+ chars_read_in+=n;
+*/
+ }
+fprintf(stderr, "Wrote (2) %d characters\n", n);
+
+done_writing:
+ close (outpipes[1]);
+ while ((n = read (inpipes[0], inbuf, 1024)) > 0) {
+fprintf(stderr, "Read (2) %d characters\n", n);
+ inbuf+=n;
+ chars_read_in+=n;
+ }
+fprintf(stderr, "Read (3) %d characters\n", n);
+ otpoutputend = chars_read_in / 2;
+
+ close (inpipes[0]);
+#ifndef WIN32
+ }
+#endif
+}
+
+#endif