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commit 2a32bf09f5e9572da4be183bb0dbde8164351474
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Author: Andreas Gruenbacher <agruen@gnu.org>
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Date: Fri Apr 6 20:32:46 2018 +0200
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Minor cleanups in do_ed_script
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* src/pch.c (do_ed_script): Minor cleanups.
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diff --git a/src/pch.c b/src/pch.c
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index 1f14624..1055542 100644
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--- a/src/pch.c
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+++ b/src/pch.c
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@@ -2396,6 +2396,10 @@ do_ed_script (char const *inname, char const *outname,
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char const *tmpname;
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int tmpfd;
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pid_t pid;
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+ int exclusive = *outname_needs_removal ? 0 : O_EXCL;
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+ char const **ed_argv;
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+ int stdin_dup, status;
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+
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if (! dry_run && ! skip_rest_of_patch)
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{
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@@ -2443,7 +2447,7 @@ do_ed_script (char const *inname, char const *outname,
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break;
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}
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}
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- if (!tmpfp)
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+ if (dry_run || skip_rest_of_patch)
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return;
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if (fwrite ("w\nq\n", sizeof (char), (size_t) 4, tmpfp) == 0
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|| fflush (tmpfp) != 0)
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@@ -2452,36 +2456,29 @@ do_ed_script (char const *inname, char const *outname,
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if (lseek (tmpfd, 0, SEEK_SET) == -1)
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pfatal ("Can't rewind to the beginning of file %s", quotearg (tmpname));
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- if (! dry_run && ! skip_rest_of_patch) {
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- int exclusive = *outname_needs_removal ? 0 : O_EXCL;
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- char const **ed_argv;
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- int stdin_dup, status;
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-
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+ if (inerrno != ENOENT)
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+ {
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*outname_needs_removal = true;
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- if (inerrno != ENOENT)
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- {
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- *outname_needs_removal = true;
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- copy_file (inname, outname, 0, exclusive, instat.st_mode, true);
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- }
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- fflush (stdout);
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-
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- if ((stdin_dup = dup (0)) == -1
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- || dup2 (tmpfd, 0) == -1)
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- pfatal ("Failed to duplicate standard input");
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- assert (outname[0] != '!' && outname[0] != '-');
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- ed_argv = alloca (4 * sizeof * ed_argv);
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- ed_argv[0] = editor_program;
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- ed_argv[1] = "-";
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- ed_argv[2] = outname;
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- ed_argv[3] = (char *) NULL;
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- status = execute (editor_program, editor_program, (char **)ed_argv,
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- false, false, false, false, true, false, NULL);
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- if (status)
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- fatal ("%s FAILED", editor_program);
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- if (dup2 (stdin_dup, 0) == -1
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- || close (stdin_dup) == -1)
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- pfatal ("Failed to duplicate standard input");
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- }
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+ copy_file (inname, outname, 0, exclusive, instat.st_mode, true);
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+ }
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+ fflush (stdout);
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+
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+ if ((stdin_dup = dup (0)) == -1
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+ || dup2 (tmpfd, 0) == -1)
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+ pfatal ("Failed to duplicate standard input");
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+ assert (outname[0] != '!' && outname[0] != '-');
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+ ed_argv = alloca (4 * sizeof * ed_argv);
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+ ed_argv[0] = editor_program;
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+ ed_argv[1] = "-";
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+ ed_argv[2] = outname;
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+ ed_argv[3] = (char *) NULL;
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+ status = execute (editor_program, editor_program, (char **)ed_argv,
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+ false, false, false, false, true, false, NULL);
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+ if (status)
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+ fatal ("%s FAILED", editor_program);
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+ if (dup2 (stdin_dup, 0) == -1
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+ || close (stdin_dup) == -1)
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+ pfatal ("Failed to duplicate standard input");
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fclose (tmpfp);
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safe_unlink (tmpname);
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