Use mkstemp(3) to create the temporary file used in the FreeBSD-specific
portions of dtrace_program_link().
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7a3c80aa55
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svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=258861
@ -1709,8 +1709,6 @@ dtrace_program_link(dtrace_hdl_t *dtp, dtrace_prog_t *pgp, uint_t dflags,
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*/
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return (0);
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}
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/* XXX Should get a temp file name here. */
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snprintf(tfile, sizeof(tfile), "%s.tmp", file);
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#endif
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/*
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@ -1785,9 +1783,11 @@ dtrace_program_link(dtrace_hdl_t *dtp, dtrace_prog_t *pgp, uint_t dflags,
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"failed to open %s: %s", file, strerror(errno)));
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}
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#else
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if ((fd = open(tfile, O_RDWR | O_CREAT | O_TRUNC, 0666)) == -1)
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snprintf(tfile, sizeof(tfile), "%s.XXXXXX", file);
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if ((fd = mkstemp(tfile)) == -1)
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return (dt_link_error(dtp, NULL, -1, NULL,
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"failed to open %s: %s", tfile, strerror(errno)));
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"failed to create temporary file %s: %s",
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tfile, strerror(errno)));
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#endif
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/*
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@ -1830,13 +1830,15 @@ dtrace_program_link(dtrace_hdl_t *dtp, dtrace_prog_t *pgp, uint_t dflags,
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status = dump_elf32(dtp, dof, fd);
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if (status != 0 || lseek(fd, 0, SEEK_SET) != 0) {
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#else
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/* We don't write the ELF header, just the DOF section */
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if (dt_write(dtp, fd, dof, dof->dofh_filesz) < dof->dofh_filesz) {
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#endif
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return (dt_link_error(dtp, NULL, -1, NULL,
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"failed to write %s: %s", file, strerror(errno)));
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}
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#else
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/* We don't write the ELF header, just the DOF section */
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if (dt_write(dtp, fd, dof, dof->dofh_filesz) < dof->dofh_filesz)
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return (dt_link_error(dtp, NULL, -1, NULL,
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"failed to write %s: %s", tfile, strerror(errno)));
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#endif
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if (!dtp->dt_lazyload) {
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#if defined(sun)
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