diff options
Diffstat (limited to 'scripts')
-rw-r--r-- | scripts/lib-names.awk | 68 | ||||
-rw-r--r-- | scripts/soversions.awk | 58 |
2 files changed, 111 insertions, 15 deletions
diff --git a/scripts/lib-names.awk b/scripts/lib-names.awk new file mode 100644 index 0000000..31f248f --- /dev/null +++ b/scripts/lib-names.awk @@ -0,0 +1,68 @@ +# awk script for soversions.i -> gnu/lib-names.h; see Makeconfig. + +$1 != "DEFAULT" { multi = 1 } + +# +{ + lib = $2; + version = $3; + if ($3 ~ /[^0-9]/) { + soname = $3; + extra = $3; + sub(/\.so.*$/, "", extra); + } + else { + soname = lib ".so." $3; + extra = ""; + } + soname = "\"" soname "\""; + lib = toupper(lib); + extra = toupper(extra); + gsub(/-/, "_", lib); + gsub(/-/, "_", extra); + macros[$1 FS lib "_SO"] = soname; + if (extra) + macros[$1 FS extra "_SO"] = soname; +} + +END { + print "/* This file is automatically generated."; + print " It defines macros to allow user program to find the shared"; + print " library files which come as part of GNU libc. */"; + print "#ifndef __GNU_LIB_NAMES_H"; + print "#define __GNU_LIB_NAMES_H 1"; + print ""; + + pfx = multi ? "# define " : "#define "; + for (elt in macros) { + split(elt, x); + line = sprintf("%-40s%s", pfx x[2], macros[elt]); + if (x[1] in lines) + lines[x[1]] = lines[x[1]] "\n" line; + else + lines[x[1]] = line; + } + + default_lines = lines["DEFAULT"]; + delete lines["DEFAULT"]; + if (multi) { + print "#include <bits/wordsize.h>\n"; + pfx = "#if"; + for (kind in lines) { + l = lines[kind]; + sub(/WORDSIZE/, "", kind); + print pfx, "__WORDSIZE", "==", kind; + cmd = "LC_ALL=C sort"; print l | cmd; close(cmd); + pfx = "#elif"; + } + print "#else"; + cmd = "LC_ALL=C sort"; print default_lines | cmd; close(cmd); + print "#endif"; + } + else { + cmd = "LC_ALL=C sort"; print default_lines | cmd; close(cmd); + } + + print ""; + print "#endif /* gnu/lib-names.h */" +} diff --git a/scripts/soversions.awk b/scripts/soversions.awk index 6207088..3d50c4d 100644 --- a/scripts/soversions.awk +++ b/scripts/soversions.awk @@ -1,14 +1,29 @@ -# awk script for shlib-versions.v.i -> soversions.i; see Makeconfig. +# awk script for shlib-versions.v -> soversions.i; see Makeconfig. -# Only lines matching `config' (set with -v) are relevant to us. -config !~ $1 { next } +BEGIN { + config = cpu "-" vendor "-" os; + configs[config] = "DEFAULT"; +} + +{ thiscf = $1 } + +$2 ~ /WORDSIZE[3264]/ { + if (config ~ thiscf) { + othercf = $3; + sub(/@CPU@/, cpu, othercf); + sub(/@VENDOR@/, vendor, othercf); + sub(/@OS@/, os, othercf); + configs[othercf] = $2; + } + next; +} # Obey the first matching DEFAULT line. $2 == "DEFAULT" { - if (!matched_default) { - matched_default = 1; + if (!matched_default[thiscf]) { + matched_default[thiscf] = 1; $1 = $2 = ""; - default_setname = $0; + default_set[thiscf] = $0; } next } @@ -19,20 +34,33 @@ $2 == "DEFAULT" { lib = number = $2; sub(/=.*$/, "", lib); sub(/^.*=/, "", number); - if (lib in numbers) next; - numbers[lib] = number; + if ((thiscf FS lib) in numbers) next; + numbers[thiscf FS lib] = number; + order[thiscf FS lib] = ++order_n; if (NF > 2) { $1 = $2 = ""; - versions[lib] = $0 + versions[thiscf FS lib] = $0 } } END { - for (lib in numbers) { - set = (lib in versions) ? versions[lib] : default_setname; - if (set) - print lib, numbers[lib], set; - else - print lib, numbers[lib]; + for (elt in numbers) { + split(elt, x); + cf = x[1]; + lib = x[2]; + if (default_setname && !(cf in default_set) && config ~ cf) + default_set[cf] = default_setname; + set = (elt in versions) ? versions[elt] : default_set[cf]; + line = set ? (lib FS numbers[elt] FS set) : (lib FS numbers[elt]); + for (c in configs) + if (c ~ cf) { + if (!((c FS lib) in lineorder) || order[elt] < lineorder[c FS lib]) { + lineorder[c FS lib] = order[elt]; + lines[c FS lib] = configs[c] FS line; + } + } + } + for (c in lines) { + print lines[c] } } |