Allow a major PG version psql .psqlrc file to be used if a minor

matching version file does not exist.  This avoids needing to rename
.psqlrc files after minor version upgrades.

diff --git a/doc/src/sgml/ref/psql-ref.sgml b/doc/src/sgml/ref/psql-ref.sgml
index 662eab7b6d08e4102755260379ef77dcb483cc08..4eefe3b4ab27153541781eb9aacbcf49b5ed7e6d 100644 (file)
--- a/doc/src/sgml/ref/psql-ref.sgml
+++ b/doc/src/sgml/ref/psql-ref.sgml
@@ -3332,8 +3332,10 @@ PSQL_EDITOR_LINENUMBER_ARG='--line '
      Both the system-wide <filename>psqlrc</filename> file and the user's
      <filename>~/.psqlrc</filename> file can be made version-specific
      by appending a dash and the <productname>PostgreSQL</productname>
-     release number, for example <filename>~/.psqlrc-&version;</filename>.
-     A matching version-specific file will be read in preference to a
+     major or minor release number, for example
+     <filename>~/.psqlrc-9.2</filename> or
+     <filename>~/.psqlrc-9.2.5</filename>.  The most specific
+     version-matching file will be read in preference to a
      non-version-specific file.
     </para>
    </listitem>

diff --git a/src/bin/psql/startup.c b/src/bin/psql/startup.c
index 3c17eece7b887cd6675e66b847c796b5dcf94522..71829eb6ec36b5266a269a0f5b6e2185ba4b5167 100644 (file)
--- a/src/bin/psql/startup.c
+++ b/src/bin/psql/startup.c
@@ -594,20 +594,27 @@ process_psqlrc(char *argv0)
 static void
 process_psqlrc_file(char *filename)
 {
-   char       *psqlrc;
+   char       *psqlrc_minor, *psqlrc_major;
 
 #if defined(WIN32) && (!defined(__MINGW32__))
 #define R_OK 4
 #endif
 
-   psqlrc = pg_malloc(strlen(filename) + 1 + strlen(PG_VERSION) + 1);
-   sprintf(psqlrc, "%s-%s", filename, PG_VERSION);
+   psqlrc_minor = pg_malloc(strlen(filename) + 1 + strlen(PG_VERSION) + 1);
+   sprintf(psqlrc_minor, "%s-%s", filename, PG_VERSION);
+   psqlrc_major = pg_malloc(strlen(filename) + 1 + strlen(PG_MAJORVERSION) + 1);
+   sprintf(psqlrc_major, "%s-%s", filename, PG_MAJORVERSION);
 
-   if (access(psqlrc, R_OK) == 0)
-       (void) process_file(psqlrc, false, false);
+   /* check for minor version first, then major, then no version */
+   if (access(psqlrc_minor, R_OK) == 0)
+       (void) process_file(psqlrc_minor, false, false);
+   else if (access(psqlrc_major, R_OK) == 0)
+       (void) process_file(psqlrc_major, false, false);
    else if (access(filename, R_OK) == 0)
        (void) process_file(filename, false, false);
-   free(psqlrc);
+
+   free(psqlrc_minor);
+   free(psqlrc_major);
 }