chgrep @1.2.4_1: error: implicit declaration of function 'err_msg' is invalid in C99

[cooljeanius (Eric Gallager)]

Another victim of -Werror=implicit-function-declaration being on by default now:

Making all in src
make[1]: Entering directory `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_sysutils_chgrep/chgrep/work/chgrep-1.2.4/src'
/usr/bin/clang -DPACKAGE=\"chgrep\" -DVERSION=\"1.2.4\" -DHAVE_DIRENT_H=1 -DHAVE_FCNTL_H=1 -DHAVE_LIMITS_H=1 -DHAVE_SYSLOG_H=1 -DHAVE_UNISTD_H=1 -DHAVE_ALLOCA_H=1 -DHAVE_ALLOCA=1 -DRETSIGTYPE=void -DHAVE_VPRINTF=1 -DHAVE_REGCOMP=1 -DHAVE_STRERROR=1 -DHAVE_STRSTR=1  -I. -I.    -I/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk  -pipe -Os -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk -arch x86_64 -c chgrep.c
/usr/bin/clang -DPACKAGE=\"chgrep\" -DVERSION=\"1.2.4\" -DHAVE_DIRENT_H=1 -DHAVE_FCNTL_H=1 -DHAVE_LIMITS_H=1 -DHAVE_SYSLOG_H=1 -DHAVE_UNISTD_H=1 -DHAVE_ALLOCA_H=1 -DHAVE_ALLOCA=1 -DRETSIGTYPE=void -DHAVE_VPRINTF=1 -DHAVE_REGCOMP=1 -DHAVE_STRERROR=1 -DHAVE_STRSTR=1  -I. -I.    -I/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk  -pipe -Os -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk -arch x86_64 -c error.c
/usr/bin/clang -DPACKAGE=\"chgrep\" -DVERSION=\"1.2.4\" -DHAVE_DIRENT_H=1 -DHAVE_FCNTL_H=1 -DHAVE_LIMITS_H=1 -DHAVE_SYSLOG_H=1 -DHAVE_UNISTD_H=1 -DHAVE_ALLOCA_H=1 -DHAVE_ALLOCA=1 -DRETSIGTYPE=void -DHAVE_VPRINTF=1 -DHAVE_REGCOMP=1 -DHAVE_STRERROR=1 -DHAVE_STRSTR=1  -I. -I.    -I/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk  -pipe -Os -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk -arch x86_64 -c functions.c
/usr/bin/clang -DPACKAGE=\"chgrep\" -DVERSION=\"1.2.4\" -DHAVE_DIRENT_H=1 -DHAVE_FCNTL_H=1 -DHAVE_LIMITS_H=1 -DHAVE_SYSLOG_H=1 -DHAVE_UNISTD_H=1 -DHAVE_ALLOCA_H=1 -DHAVE_ALLOCA=1 -DRETSIGTYPE=void -DHAVE_VPRINTF=1 -DHAVE_REGCOMP=1 -DHAVE_STRERROR=1 -DHAVE_STRSTR=1  -I. -I.    -I/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk  -pipe -Os -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk -arch x86_64 -c ftw.c
/usr/bin/clang -DPACKAGE=\"chgrep\" -DVERSION=\"1.2.4\" -DHAVE_DIRENT_H=1 -DHAVE_FCNTL_H=1 -DHAVE_LIMITS_H=1 -DHAVE_SYSLOG_H=1 -DHAVE_UNISTD_H=1 -DHAVE_ALLOCA_H=1 -DHAVE_ALLOCA=1 -DRETSIGTYPE=void -DHAVE_VPRINTF=1 -DHAVE_REGCOMP=1 -DHAVE_STRERROR=1 -DHAVE_STRSTR=1  -I. -I.    -I/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk  -pipe -Os -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk -arch x86_64 -c wrappers.c
error.c:126:17: warning: format string is not a string literal (potentially insecure) [-Wformat-security]
                syslog(level, buf);
                              ^~~
error.c:126:17: note: treat the string as an argument to avoid this
                syslog(level, buf);
                              ^
                              "%s", 
functions.c:87:4: error: implicit declaration of function 'err_msg' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
                        err_msg("%s\topen error:%s", file, strerror(errno));
                        ^
chgrep.c:161:4: error: implicit declaration of function 'Write' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
                        Write(STDOUT_FILENO, "STDIN\n", 6);
                        ^
functions.c:91:4: error: implicit declaration of function 'err_msg' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
                        err_msg("%s\tfstat error:%s", file, strerror(errno));
                        ^
functions.c:101chgrep.c:180:4:4::  errorerror: : implicit declaration of function 'ftw' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
implicit declaration of function 'err_msg' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
                        ftw(argv[opttmp], list, sysconf(_SC_OPEN_MAX));
                        ^
                        err_msg("%s\topen error:%s", tmpfile, strerror(errno));
                        ^
functions.c:108:4: error: implicit declaration of function 'err_msg' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
                        err_msg("%s\tchmod error:%s", tmpfile, strerror(errno));
                        ^
functions.c:116:4: error: implicit declaration of function 'err_msg' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
                        err_msg("%s\tchown error:%s", tmpfile, strerror(errno));
                        ^
functions.c:124:4: error: implicit declaration of function 'err_msg' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
                        err_msg("%s\tfcntl error:%s", file, strerror(errno));
                        ^
functions.c:133:3: error: implicit declaration of function 'Write' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
                Write(STDERR_FILENO, "\n", 1);
                ^
chgrep.c:212:4: error: implicit declaration of function 'Write' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
                        Write(STDOUT_FILENO, argv[opttmp], strlen(argv[opttmp]));
                        ^
functions.c:139:4: error: implicit declaration of function 'err_msg' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
                        err_msg("Loop %d: Read: %d, Counter: %d", ++loop, nread, counter);
                        ^
functions.c:183:3: error: implicit declaration of function 'err_msg' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
3 errors generated.
                err_msg("%s\tfcntl error:%s", tmpfile, strerror(errno));
                ^
functions.c:256:4: error: implicit declaration of function 'err_msg' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
                        err_msg("%s\topen error:%s", file, strerror(errno));
                        ^
functions.c:260:4: error: implicit declaration of function 'err_msg' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
                        err_msg("%s\tfstat error:%s", file, strerror(errno));
                        ^
functions.c:270:4: error: implicit declaration of function 'err_msg' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
                        err_msg("%s\topen error:%s", tmpfile, strerror(errno));
                        ^
functions.c:277:4: error: implicit declaration of function 'err_msg' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
                        err_msg("%s\tchmod error:%s", tmpfile, strerror(errno));
                        ^
functions.c:285:4: error: implicit declaration of function 'err_msg' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
                        err_msg("%s\tchown error:%s", tmpfile, strerror(errno));
                        ^
functions.c:293:4: error: implicit declaration of function 'err_msg' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
                        err_msg("%s\tfcntl error:%s", file, strerror(errno));
                        ^
functions.c:303:3: error: implicit declaration of function 'Write' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
                Write(STDERR_FILENO, "\n", 1);
                ^
functions.c:309:25: error: implicit declaration of function 'err_msg' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
                        err_msg("Loop %d: Read: %d, Counter: %d", ++loop, nread, counter);
                        ^
functions.c:353:3: error: implicit declaration of function 'err_msg' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
                err_msg("%s\tfcntl error:%s", tmpfile, strerror(errno));
                ^
functions.c:396:4: error: implicit declaration of function 'err_msg' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
                        err_msg("%s\tfile didn't change! Try -t option!", name);
                        ^
fatal error: too many errors emitted, stopping now [-ferror-limit=]
20 errors generated.
make[1]: *** [chgrep.o] Error 1
make[1]: *** Waiting for unfinished jobs....
make[1]: *** [functions.o] Error 1
1 warning generated.
make[1]: Leaving directory `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_sysutils_chgrep/chgrep/work/chgrep-1.2.4/src'
make: *** [all-recursive] Error 1
make: Leaving directory `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_sysutils_chgrep/chgrep/work/chgrep-1.2.4'
Command failed:  cd "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_sysutils_chgrep/chgrep/work/chgrep-1.2.4" && /usr/bin/make -j16 -w all 
Exit code: 2
Error: Failed to build chgrep: command execution failed
DEBUG: Error code: CHILDSTATUS 83165 2

[ryandesign (Ryan Carsten Schmidt)]

In aa2892db71f8ffc637b76eaa5d15598a980edaf1/macports-ports (master):

chgrep: Fix implicit declaration of functions

Closes: #62336