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author | Allan McRae <allan@archlinux.org> | 2012-08-04 12:19:09 +1000 |
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committer | Mike Frysinger <vapier@gentoo.org> | 2012-08-07 19:17:02 -0400 |
commit | bf9b740a119eecf01499b4de0dc8cbd27b7c47bd (patch) | |
tree | 977e1bf52b3bc0e1f8e0d77bd2797495422f7da8 | |
parent | 93df14eee81cf5514fe96e9143201a75d9391c7b (diff) | |
download | glibc-bf9b740a119eecf01499b4de0dc8cbd27b7c47bd.tar.gz glibc-bf9b740a119eecf01499b4de0dc8cbd27b7c47bd.tar.xz glibc-bf9b740a119eecf01499b4de0dc8cbd27b7c47bd.zip |
rpcgen - fall back to looking for cpp in system path
Fall back to the system cpp when /lib/cpp is not present. Removes searching for /usr/ccs/lib/cpp which is not supported on any system that uses glibc.
-rw-r--r-- | ChangeLog | 9 | ||||
-rw-r--r-- | sunrpc/rpc_main.c | 40 |
2 files changed, 27 insertions, 22 deletions
diff --git a/ChangeLog b/ChangeLog index b2c8cdf5a0..8078f8a189 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,12 @@ +2012-08-07 Allan McRae <allan@archlinux.org> + + [BZ #14303] + * sunrpc/rpc_main.c (SVR4_CPP): Remove. + (SUNOS_CPP): Likewise. + (find_cpp): Fall back to selecting system cpp when /lib/cpp is + not found. + (open_input): Call CPP using execvp. + 2012-08-07 Joseph Myers <joseph@codesourcery.com> * sysdeps/unix/sysv/linux/kernel-features.h diff --git a/sunrpc/rpc_main.c b/sunrpc/rpc_main.c index 06d951aa6a..2103b10d5f 100644 --- a/sunrpc/rpc_main.c +++ b/sunrpc/rpc_main.c @@ -75,12 +75,9 @@ struct commandline static const char *cmdname; -#define SVR4_CPP "/usr/ccs/lib/cpp" -#define SUNOS_CPP "/lib/cpp" - static const char *svcclosetime = "120"; static int cppDefined; /* explicit path for C preprocessor */ -static const char *CPP = SUNOS_CPP; +static const char *CPP = "/lib/cpp"; static const char CPPFLAGS[] = "-C"; static char *pathbuf; static int cpp_pid; @@ -327,23 +324,17 @@ find_cpp (void) { struct stat buf; - if (stat (CPP, &buf) < 0) - { /* /lib/cpp or explicit cpp does not exist */ - if (cppDefined) - { - fprintf (stderr, _ ("cannot find C preprocessor: %s \n"), CPP); - crash (); - } - else - { /* try the other one */ - CPP = SVR4_CPP; - if (stat (CPP, &buf) < 0) - { /* can't find any cpp */ - fputs (_ ("cannot find any C preprocessor (cpp)\n"), stdout); - crash (); - } - } + if (stat (CPP, &buf) == 0) + return; + + if (cppDefined) /* user specified cpp but it does not exist */ + { + fprintf (stderr, _ ("cannot find C preprocessor: %s\n"), CPP); + crash (); } + + /* fall back to system CPP */ + CPP = "cpp"; } /* @@ -374,8 +365,13 @@ open_input (const char *infile, const char *define) close (1); dup2 (pd[1], 1); close (pd[0]); - execv (arglist[0], (char **) arglist); - perror ("execv"); + execvp (arglist[0], (char **) arglist); + if (errno == ENOENT) + { + fprintf (stderr, _ ("cannot find C preprocessor: %s\n"), CPP); + exit (1); + } + perror ("execvp"); exit (1); case -1: perror ("fork"); |