44 lines
1.4 KiB
C
44 lines
1.4 KiB
C
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$OpenBSD: patch-psimage.c,v 1.1.1.1 2001/01/12 23:21:07 avsm Exp $
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Cures a /tmp race condition when converting embedded eps/ps formats
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to pdf, using external applications. It needs cleaning up, and fallback
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via autoconf before submission back to authors - avsm@
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--- psimage.c.orig Fri Oct 13 21:36:47 2000
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+++ psimage.c Thu Jan 11 23:40:40 2001
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@@ -113,10 +113,18 @@ pdf_obj *ps_include (char *file_name,
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{
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#ifdef HAVE_SYSTEM
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pdf_obj *result = NULL;
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- char *tmp, *cmd;
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+ char *cmd, tmp[30];
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FILE *pdf_file = NULL;
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- /* Get a full qualified tmp name */
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- tmp = tmpnam (NULL);
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+ int fd = -1;
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+
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+ strlcpy(tmp, "/tmp/dvipdfm.XXXXXXXXXXXX", sizeof(tmp));
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+ /* Get a full qualified tmp name and create it in one operation */
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+ if ((fd=mkstemp(tmp)) == -1) {
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+ fprintf(stderr, "\nError opening tmp file %s: %s\n", tmp, strerror(errno));
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+ return NULL;
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+ }
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+ close(fd);
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+
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if ((cmd = build_command_line (file_name, tmp))) {
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if (!system (cmd) && (pdf_file = MFOPEN (tmp, FOPEN_RBIN_MODE))) {
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result = pdf_include_page (pdf_file, p, res_name);
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@@ -125,10 +133,11 @@ pdf_obj *ps_include (char *file_name,
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}
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if (pdf_file) {
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MFCLOSE (pdf_file);
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- remove (tmp);
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}
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RELEASE (cmd);
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}
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+
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+ unlink(tmp);
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return result;
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#else
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fprintf (stderr, "\n\nCannot include PS/EPS files unless you have and enable system() command.\n");
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