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- /*
- * Copyright (c) 1992, Brian Berliner and Jeff Polk
- * Copyright (c) 1989-1992, Brian Berliner
- *
- * You may distribute under the terms of the GNU General Public License as
- * specified in the README file that comes with the CVS 1.3 kit.
- */
-
- #include "cvs.h"
-
- #ifndef lint
- static char rcsid[] = "@(#)logmsg.c 1.40 92/04/10";
- #endif
-
- #if __STDC__
- static int find_type (Node * p);
- static int fmt_proc (Node * p);
- static int logfile_write (char *repository, char *filter, char *title,
- char *message, char *revision, FILE * logfp,
- List * changes);
- static int rcsinfo_proc (char *repository, char *template);
- static int title_proc (Node * p);
- static int update_logfile_proc (char *repository, char *filter);
- static void setup_tmpfile (FILE * xfp, char *xprefix, List * changes);
- static int editinfo_proc (char *repository, char *template);
- #else
- static void setup_tmpfile ();
- static int find_type ();
- static int fmt_proc ();
- static int rcsinfo_proc ();
- static int update_logfile_proc ();
- static int title_proc ();
- static int logfile_write ();
- static int editinfo_proc ();
- #endif /* __STDC__ */
-
- static FILE *fp;
- static char *strlist;
- static char *editinfo_editor;
- static Ctype type;
-
- /*
- * Puts a standard header on the output which is either being prepared for an
- * editor session, or being sent to a logfile program. The modified, added,
- * and removed files are included (if any) and formatted to look pretty.
- */
- static char *prefix;
- static int col;
- static void
- setup_tmpfile (xfp, xprefix, changes)
- FILE *xfp;
- char *xprefix;
- List *changes;
- {
- /* set up statics */
- fp = xfp;
- prefix = xprefix;
-
- type = T_MODIFIED;
- if (walklist (changes, find_type) != 0)
- {
- (void) fprintf (fp, "%sModified Files:\n", prefix);
- (void) fprintf (fp, "%s\t", prefix);
- col = 8;
- (void) walklist (changes, fmt_proc);
- (void) fprintf (fp, "\n");
- }
- type = T_ADDED;
- if (walklist (changes, find_type) != 0)
- {
- (void) fprintf (fp, "%sAdded Files:\n", prefix);
- (void) fprintf (fp, "%s\t", prefix);
- col = 8;
- (void) walklist (changes, fmt_proc);
- (void) fprintf (fp, "\n");
- }
- type = T_REMOVED;
- if (walklist (changes, find_type) != 0)
- {
- (void) fprintf (fp, "%sRemoved Files:\n", prefix);
- (void) fprintf (fp, "%s\t", prefix);
- col = 8;
- (void) walklist (changes, fmt_proc);
- (void) fprintf (fp, "\n");
- }
- }
-
- /*
- * Looks for nodes of a specified type and returns 1 if found
- */
- static int
- find_type (p)
- Node *p;
- {
- if (p->data == (char *) type)
- return (1);
- else
- return (0);
- }
-
- /*
- * Breaks the files list into reasonable sized lines to avoid line wrap...
- * all in the name of pretty output. It only works on nodes whose types
- * match the one we're looking for
- */
- static int
- fmt_proc (p)
- Node *p;
- {
- if (p->data == (char *) type)
- {
- if ((col + (int) strlen (p->key)) > 70)
- {
- (void) fprintf (fp, "\n%s\t", prefix);
- col = 8;
- }
- (void) fprintf (fp, "%s ", p->key);
- col += strlen (p->key) + 1;
- }
- return (0);
- }
-
- /*
- * Builds a temporary file using setup_tmpfile() and invokes the user's
- * editor on the file. The header garbage in the resultant file is then
- * stripped and the log message is stored in the "message" argument.
- *
- * rcsinfo - is the name of a file containing lines tacked onto the end of the
- * RCS info offered to the user for editing. If specified, the '-m' flag to
- * "commit" is disabled -- users are forced to run the editor.
- *
- */
- void
- do_editor (dir, message, repository, changes)
- char *dir;
- char *message;
- char *repository;
- List *changes;
- {
- static int reuse_log_message = 0;
- char line[MAXLINELEN], fname[L_tmpnam+1];
- char *orig_message;
- struct stat pre_stbuf, post_stbuf;
- int retcode = 0;
-
- if (noexec || reuse_log_message)
- return;
-
- orig_message = xstrdup (message); /* save it for later */
-
- /* Create a temporary file */
- (void) tmpnam (fname);
- again:
- if ((fp = fopen (fname, "w+")) == NULL)
- error (1, 0, "cannot create temporary file %s", fname);
-
- /* set up the file so that the first line is blank if no msg specified */
- if (*orig_message)
- {
- (void) fprintf (fp, "%s", orig_message);
- if (orig_message[strlen (orig_message) - 1] != '\n')
- (void) fprintf (fp, "\n");
- }
- else
- (void) fprintf (fp, "\n");
-
- /* tack templates on if necessary */
- (void) Parse_Info (CVSROOTADM_RCSINFO, repository, rcsinfo_proc, 1);
-
- (void) fprintf (fp,
- "%s----------------------------------------------------------------------\n",
- CVSEDITPREFIX);
- (void) fprintf (fp,
- "%sEnter Log. Lines beginning with `%s' are removed automatically\n%s\n",
- CVSEDITPREFIX, CVSEDITPREFIX, CVSEDITPREFIX);
- if (dir != NULL)
- (void) fprintf (fp, "%sCommitting in %s\n%s\n", CVSEDITPREFIX,
- dir, CVSEDITPREFIX);
- setup_tmpfile (fp, CVSEDITPREFIX, changes);
- (void) fprintf (fp,
- "%s----------------------------------------------------------------------\n",
- CVSEDITPREFIX);
-
- /* finish off the temp file */
- (void) fclose (fp);
- if (stat (fname, &pre_stbuf) == -1)
- pre_stbuf.st_mtime = 0;
-
- if (editinfo_editor)
- free (editinfo_editor);
- editinfo_editor = (char *) NULL;
- (void) Parse_Info (CVSROOTADM_EDITINFO, repository, editinfo_proc, 0);
-
- /* run the editor */
- run_setup ("%s", editinfo_editor ? editinfo_editor : Editor);
- run_arg (fname);
- if ((retcode = run_exec (RUN_TTY, RUN_TTY, RUN_TTY,
- RUN_NORMAL | RUN_SIGIGNORE)) != 0)
- error (editinfo_editor ? 1 : 0, retcode == -1 ? errno : 0,
- editinfo_editor ? "Logfile verification failed" :
- "warning: editor session failed");
-
- /* put the entire message back into the message variable */
- fp = open_file (fname, "r");
- *message = '\0';
- while (fgets (line, sizeof (line), fp) != NULL)
- {
- if (strncmp (line, CVSEDITPREFIX, sizeof (CVSEDITPREFIX) - 1) == 0)
- continue;
- if (((int) strlen (message) + (int) strlen (line)) >= MAXMESGLEN)
- {
- error (0, 0, "warning: log message truncated!");
- break;
- }
- (void) strcat (message, line);
- }
- (void) fclose (fp);
- if ((stat (fname, &post_stbuf) == 0 &&
- pre_stbuf.st_mtime == post_stbuf.st_mtime) ||
- (*message == '\0' || strcmp (message, "\n") == 0))
- {
- for (;;)
- {
- (void) printf ("\nLog message unchanged or not specified\n");
- (void) printf ("a)bort, c)continue, e)dit, !)reuse this message unchanged for remaining dirs\n");
- (void) printf ("Action: (continue) ");
- (void) fflush (stdout);
- *line = '\0';
- (void) fgets (line, sizeof (line), stdin);
- if (*line == '\0' || *line == '\n' || *line == 'c' || *line == 'C')
- break;
- if (*line == 'a' || *line == 'A')
- error (1, 0, "aborted by user");
- if (*line == 'e' || *line == 'E')
- goto again;
- if (*line == '!')
- {
- reuse_log_message = 1;
- break;
- }
- (void) printf ("Unknown input\n");
- }
- }
- free (orig_message);
- (void) unlink_file (fname);
- }
-
- /*
- * callback proc for Parse_Info for rcsinfo templates this routine basically
- * copies the matching template onto the end of the tempfile we are setting
- * up
- */
- /* ARGSUSED */
- static int
- rcsinfo_proc (repository, template)
- char *repository;
- char *template;
- {
- static char *last_template;
- FILE *tfp;
- char line[MAXLINELEN];
-
- /* nothing to do if the last one included is the same as this one */
- if (last_template && strcmp (last_template, template) == 0)
- return (0);
- if (last_template)
- free (last_template);
- last_template = xstrdup (template);
-
- if ((tfp = fopen (template, "r")) != NULL)
- {
- while (fgets (line, sizeof (line), tfp) != NULL)
- (void) fputs (line, fp);
- (void) fclose (tfp);
- return (0);
- }
- else
- {
- error (0, 0, "Couldn't open rcsinfo template file %s", template);
- return (1);
- }
- }
-
- /*
- * Uses setup_tmpfile() to pass the updated message on directly to any
- * logfile programs that have a regular expression match for the checked in
- * directory in the source repository. The log information is fed into the
- * specified program as standard input.
- */
- static char *title;
- static FILE *logfp;
- static char *message;
- static char *revision;
- static List *changes;
-
- void
- Update_Logfile (repository, xmessage, xrevision, xlogfp, xchanges)
- char *repository;
- char *xmessage;
- char *xrevision;
- FILE *xlogfp;
- List *xchanges;
- {
- char *srepos;
-
- /* set up static vars for update_logfile_proc */
- message = xmessage;
- revision = xrevision;
- logfp = xlogfp;
- changes = xchanges;
-
- /* figure out a good title string */
- srepos = Short_Repository (repository);
-
- /* allocate a chunk of memory to hold the title string */
- if (!strlist)
- strlist = xmalloc (MAXLISTLEN);
- strlist[0] = '\0';
-
- type = T_TITLE;
- (void) walklist (changes, title_proc);
- type = T_ADDED;
- (void) walklist (changes, title_proc);
- type = T_MODIFIED;
- (void) walklist (changes, title_proc);
- type = T_REMOVED;
- (void) walklist (changes, title_proc);
- title = xmalloc (strlen (srepos) + strlen (strlist) + 1 + 2); /* for 's */
- (void) sprintf (title, "'%s%s'", srepos, strlist);
-
- /* to be nice, free up this chunk of memory */
- free (strlist);
- strlist = (char *) NULL;
-
- /* call Parse_Info to do the actual logfile updates */
- (void) Parse_Info (CVSROOTADM_LOGINFO, repository, update_logfile_proc, 1);
-
- /* clean up */
- free (title);
- }
-
- /*
- * callback proc to actually do the logfile write from Update_Logfile
- */
- static int
- update_logfile_proc (repository, filter)
- char *repository;
- char *filter;
- {
- return (logfile_write (repository, filter, title, message, revision,
- logfp, changes));
- }
-
- /*
- * concatenate each name onto strlist
- */
- static int
- title_proc (p)
- Node *p;
- {
- if (p->data == (char *) type)
- {
- (void) strcat (strlist, " ");
- (void) strcat (strlist, p->key);
- }
- return (0);
- }
-
- /*
- * Since some systems don't define this...
- */
- #ifndef MAXHOSTNAMELEN
- #define MAXHOSTNAMELEN 256
- #endif
-
- /*
- * Writes some stuff to the logfile "filter" and returns the status of the
- * filter program.
- */
- static int
- logfile_write (repository, filter, title, message, revision, logfp, changes)
- char *repository;
- char *filter;
- char *title;
- char *message;
- char *revision;
- FILE *logfp;
- List *changes;
- {
- char cwd[PATH_MAX], host[MAXHOSTNAMELEN];
- FILE *pipefp, *Popen ();
- char *prog = xmalloc (MAXPROGLEN);
- char *cp;
- int c;
-
- /*
- * A maximum of 6 %s arguments are supported in the filter
- */
- (void) sprintf (prog, filter, title, title, title, title, title, title);
- if ((pipefp = Popen (prog, "w")) == NULL)
- {
- if (!noexec)
- error (0, 0, "cannot write entry to log filter: %s", prog);
- free (prog);
- return (1);
- }
- if (gethostname (host, sizeof (host)) < 0)
- (void) strcpy (host, "(unknown)");
- (void) fprintf (pipefp, "Update of %s\n", repository);
- (void) fprintf (pipefp, "In directory %s:%s\n\n", host,
- ((cp = getwd (cwd)) != NULL) ? cp : cwd);
- if (revision && *revision)
- (void) fprintf (pipefp, "Revision/Branch: %s\n\n", revision);
- setup_tmpfile (pipefp, "", changes);
- (void) fprintf (pipefp, "Log Message:\n%s\n", message);
- if (logfp != (FILE *) 0)
- {
- (void) fprintf (pipefp, "Status:\n");
- (void) rewind (logfp);
- while ((c = getc (logfp)) != EOF)
- (void) putc ((char) c, pipefp);
- }
- free (prog);
- return (pclose (pipefp));
- }
-
- /*
- * We choose to use the *last* match within the editinfo file for this
- * repository. This allows us to have a global editinfo program for the
- * root of some hierarchy, for example, and different ones within different
- * sub-directories of the root (like a special checker for changes made to
- * the "src" directory versus changes made to the "doc" or "test"
- * directories.
- */
- /* ARGSUSED */
- static int
- editinfo_proc(repository, editor)
- char *repository;
- char *editor;
- {
- /* nothing to do if the last match is the same as this one */
- if (editinfo_editor && strcmp (editinfo_editor, editor) == 0)
- return (0);
- if (editinfo_editor)
- free (editinfo_editor);
-
- editinfo_editor = xstrdup (editor);
- return (0);
- }
-