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authorUlrich Drepper <drepper@redhat.com>1998-07-08 22:53:56 +0000
committerUlrich Drepper <drepper@redhat.com>1998-07-08 22:53:56 +0000
commit4bae55673314ecad6127cc156b1e5e5bb3c88b57 (patch)
tree0852b2d8bcf4eaf45fad45bac6ae5d51955dbad9 /scripts/versions.awk
parenta3d6fb9b428a51048b31eacd6fe7fad7095ccfd5 (diff)
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Update.
1998-07-08 22:18  Ulrich Drepper  <drepper@cygnus.com>

	* elf/Versions: Add _dl_mcount_wrapper_check.
	* elf/dlfcn.h (DL_CALL_FCT): Don't test _dl_profile_map, simply use
	_dl_mcount_wrapper_check.
	* iconv/skeleton.c: Use DL_CALL_FCT, not _CALL_DL_FCT.

	* elf/dl-reloc.c (_dl_relocate_object): Don't declare using
	internal_function.
	* elf/ldsodefs.h: Likewise.

	* io/fcntl.h: Define SEEK_SET, SEEK_CUR, and SEEK_END.

	* libio/stdio.h: Make sure va_list is defined for X/Open.
	Define P_tmpdir for X/Open.

	* posix/regex.h: Fix typo.

	* posix/unistd.h: Define intptr_t if not already happened.
	Add pthread_atfork prototype.
	* sysdeps/generic/bits/types.h: Define __intptr_t.
	* sysdeps/unix/sysv/linux/alpha/bits/types.h: Likewise.
	* sysdeps/unix/sysv/linux/bits/types.h: Likewise.
	* sysdeps/unix/sysv/linux/bits/mips/types.h: Likewise.
	* sysdeps/unix/sysv/linux/bits/sparc/sparc64/types.h: Likewise.
	* sysdeps/unix/sysv/sysv4/solaris2/bits/types.h: Likewise.
	* sysdeps/wordsize-32/stdint.h: Don't define intptr_t if already done.
	* sysdeps/wordsize-64/stdint.h: Likewise.

	* posix/bits/posix1_lim.h: Define _POSIX_CLOCKRES_MIN.

	* signal/Makefile (headers): Add bits/sigthread.h.
	* signal/signal.h: Include bits/sigthread.h.
	* sysdeps/generic/bits/sigthread.h: New file.

	* stdlib/stdlib.h: Declare rand_r use __USE_POSIX.

	* sysdeps/generic/bits/confname.h: Define _PC_FILESIZEBITS.
	* sysdeps/posix/pathconf.c: Handle _PC_FILESIZEBITS.
	* sysdeps/unix/sysv/linux/alpha/fpathconf.c: New file.
	* sysdeps/unix/sysv/linux/alpha/pathconf.c: New file.

	* sysdeps/generic/bits/dlfcn.h: Define RTLD_LOCAL.

	* elf/rtld.c: Remove preloading and loadpath variables in SUID
	programs.
	* sysdeps/generic/dl-sysdep.c: Define unsetenv.
	* sysdeps/unix/sysv/linux/i386/dl-librecon.h: Define other envvar
	names.

	* sysdeps/unix/sysv/linux/bits/errno.h: Define ECANCELED.

	* sysdeps/unix/sysv/linux/bits/fcntl.h: Define O_RSYNC and O_DSYNC.
	Remove O_READ and O_WRITE definition.

	* sysdeps/unix/sysv/linux/bits/resource.h: Define RLIM_SAVED_MAX
	and RLIM_SAVED_CUR.

	* sysdeps/unix/sysv/linux/fstatvfs.h: Handle UFS filesystem.

1998-07-06  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* Makerules ($(common-objpfx)sysd-versions): Expect awk script in
	scripts directory.  Pass move-if-change to awk.
	(common-generated): Add $(version-maps) and sysd-versions.
	* versions.awk: Moved to...
	* scripts/versions.awk: ... here.  Use move-if-change to void
	touching unchanged files.  Print "version-maps = ..." instead of
	"all-version-maps = ..." and without $(common-objpfx).  Explain
	expected variable names.
	* Makefile (distribute): Updated.

1998-07-06  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* misc/getttyent.c (getttyent): Don't return with locked stream.
	* misc/mntent_r.c (__getmntent_r): Likewise.

1998-07-07 18:24  Ulrich Drepper  <drepper@cygnus.com>

	* libio/fileops.c (_IO_do_write): Don't shrink wwrite buffer to zero
	if stream is line buffered.
	(_io_file_overflow): Likewise.
	* libio/libio.h (_IO_putc_unlocked): Make sure that for line-buffered
	streams writing '\n' flushes the string.
Diffstat (limited to 'scripts/versions.awk')
-rw-r--r--scripts/versions.awk117
1 files changed, 117 insertions, 0 deletions
diff --git a/scripts/versions.awk b/scripts/versions.awk
new file mode 100644
index 0000000000..d6571fd039
--- /dev/null
+++ b/scripts/versions.awk
@@ -0,0 +1,117 @@
+# Combine version map fragments into version files for the generated
+# shared object.
+# (C) Copyright 1998 Free Software Foundation, Inc.
+# Written by Ulrich Drepper <drepper@cygnus.com>, 1998.
+
+# This script expects the following variables to be defined:
+# defsfile		name of Versions.def file
+# buildroot		name of build directory with trailing slash
+# move_if_change	move-if-change command
+
+# Read definitions for the versions.
+BEGIN {
+  nlibs=0;
+  while (getline < defsfile) {
+    if (/^[a-zA-Z_]+ {/) {
+      libs[$1] = 1;
+      curlib = $1;
+      while (getline < defsfile && ! /^}/) {
+	versions[$1] = 1;
+	if (NF > 1) {
+	  derived[curlib, $1] = " " $2;
+	  for (n = 3; n <= NF; ++n) {
+	    derived[curlib, $1] = derived[curlib, $1] ", " $n;
+	  }
+	}
+      }
+    }
+  }
+  close(defsfile);
+
+  tmpfile = buildroot "Versions.tmp";
+  sort = "sort -n > " tmpfile;
+}
+
+# Remove comment lines.
+/^ *#/ {
+  next;
+}
+
+# This matches the beginning of the version information for a new library.
+/^[a-zA-Z_]+/ {
+  actlib = $1;
+  if (!libs[$1]) {
+    printf("no versions defined for %s\n", $1) > "/dev/stderr";
+    exit 1;
+  }
+  next;
+}
+
+# This matches the beginning of a new version for the current library.
+/^  [A-Za-z_]/ {
+  actver = $1;
+  if (!versions[$1]) {
+    printf("version %s not defined\n", $1) > "/dev/stderr";
+    exit 1;
+  }
+  next;
+}
+
+# This matches lines with names to be added to the current version in the
+# current library.  This is the only place where we print something to
+# the intermediate file.
+/^   / {
+  printf("%s %s %s\n", actlib, actver, $0) | sort;
+}
+
+
+function closeversion(name) {
+  if (firstinfile) {
+    printf("  local:\n    *;\n") > outfile;
+    firstinfile = 0;
+  }
+  printf("}%s;\n", derived[oldlib, name]) > outfile;
+}
+
+function close_and_move(name, real_name) {
+  close(name);
+  system(move_if_change " " name " " real_name " >&2");
+}
+
+# Now print the accumulated information.
+END {
+  close(sort);
+  oldlib = "";
+  oldver = "";
+  printf("version-maps =");
+  while(getline < tmpfile) {
+    if ($1 != oldlib) {
+      if (oldlib != "") {
+	closeversion(oldver);
+	oldver = "";
+	close_and_move(outfile, real_outfile);
+      }
+      oldlib = $1;
+      real_outfile = buildroot oldlib ".map";
+      outfile = real_outfile "T";
+      firstinfile = 1;
+      printf(" %s.map", oldlib);
+    }
+    if ($2 != oldver) {
+      if (oldver != "") {
+	closeversion(oldver);
+      }
+      printf("%s {\n  global:\n", $2) > outfile;
+      oldver = $2;
+    }
+    printf("   ") > outfile;
+    for (n = 3; n <= NF; ++n) {
+      printf(" %s", $n) > outfile;
+    }
+    printf("\n") > outfile;
+  }
+  printf("\n");
+  closeversion(oldver);
+  close_and_move(outfile, real_outfile);
+  system("rm -f " tmpfile);
+}